Merge commit '87ddedd'
diff --git a/Makefile b/Makefile
index dbd7d4f..f1f3e4b 100644
--- a/Makefile
+++ b/Makefile
@@ -362,6 +362,21 @@
grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
sort > $(obj)System.map
+#
+# Auto-generate the autoconf.mk file (which is included by all makefiles)
+#
+# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
+# the dep file is only include in this top level makefile to determine when
+# to regenerate the autoconf.mk file.
+$(OBJTREE)/include/autoconf.mk: $(obj)include/config.h
+ @echo Generating include/autoconf.mk
+ @# Generate the dependancies
+ @$(CC) -M $(HOST_CFLAGS) $(CPPFLAGS) -MQ $@ include/common.h > $@.dep
+ @# Extract the config macros
+ @$(CPP) $(CFLAGS) -dM include/common.h | sed -n -f tools/scripts/define2mk.sed >> $@
+
+sinclude $(OBJTREE)/include/autoconf.mk.dep
+
#########################################################################
else
all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
@@ -381,7 +396,8 @@
unconfig:
@rm -f $(obj)include/config.h $(obj)include/config.mk \
- $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp
+ $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
+ $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep
#========================================================================
# PowerPC
diff --git a/board/cm5200/cm5200.c b/board/cm5200/cm5200.c
index e2ab5b8..4a86d3c 100644
--- a/board/cm5200/cm5200.c
+++ b/board/cm5200/cm5200.c
@@ -276,7 +276,7 @@
memory_data[0] = cpu_to_be32(bd->bi_memstart);
memory_data[1] = cpu_to_be32(bd->bi_memsize);
- nodeoffset = fdt_find_node_by_path (blob, "/memory");
+ nodeoffset = fdt_path_offset (blob, "/memory");
if (nodeoffset >= 0) {
ret = fdt_setprop(blob, nodeoffset, "reg", memory_data,
sizeof(memory_data));
diff --git a/board/freescale/mpc832xemds/pci.c b/board/freescale/mpc832xemds/pci.c
index 6bc35c7..7818a2e 100644
--- a/board/freescale/mpc832xemds/pci.c
+++ b/board/freescale/mpc832xemds/pci.c
@@ -269,7 +269,7 @@
int err;
int tmp[2];
- nodeoffset = fdt_find_node_by_path(blob, "/" OF_SOC "/pci@8500");
+ nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8500");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(hose[0].first_busno);
tmp[1] = cpu_to_be32(hose[0].last_busno);
diff --git a/board/freescale/mpc8349emds/pci.c b/board/freescale/mpc8349emds/pci.c
index ae94a2f..7bcdccb 100644
--- a/board/freescale/mpc8349emds/pci.c
+++ b/board/freescale/mpc8349emds/pci.c
@@ -396,7 +396,7 @@
int err;
int tmp[2];
- nodeoffset = fdt_find_node_by_path(blob, "/" OF_SOC "/pci@8500");
+ nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8500");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(pci_hose[0].first_busno);
tmp[1] = cpu_to_be32(pci_hose[0].last_busno);
@@ -408,7 +408,7 @@
tmp, sizeof(tmp[0]));
}
#ifdef CONFIG_MPC83XX_PCI2
- nodeoffset = fdt_find_node_by_path(blob, "/" OF_SOC "/pci@8600");
+ nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8600");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(pci_hose[1].first_busno);
tmp[1] = cpu_to_be32(pci_hose[1].last_busno);
diff --git a/board/freescale/mpc8349itx/pci.c b/board/freescale/mpc8349itx/pci.c
index 5ca094d..a764a61 100644
--- a/board/freescale/mpc8349itx/pci.c
+++ b/board/freescale/mpc8349itx/pci.c
@@ -342,7 +342,7 @@
int err;
int tmp[2];
- nodeoffset = fdt_find_node_by_path(blob, "/" OF_SOC "/pci@8500");
+ nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8500");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(pci_hose[0].first_busno);
tmp[1] = cpu_to_be32(pci_hose[0].last_busno);
@@ -354,7 +354,7 @@
tmp, sizeof(tmp[0]));
}
#ifdef CONFIG_MPC83XX_PCI2
- nodeoffset = fdt_find_node_by_path(blob, "/" OF_SOC "/pci@8500");
+ nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8500");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(pci_hose[1].first_busno);
tmp[1] = cpu_to_be32(pci_hose[1].last_busno);
diff --git a/board/freescale/mpc8360emds/pci.c b/board/freescale/mpc8360emds/pci.c
index cf7ef90..f18e532 100644
--- a/board/freescale/mpc8360emds/pci.c
+++ b/board/freescale/mpc8360emds/pci.c
@@ -269,7 +269,7 @@
int err;
int tmp[2];
- nodeoffset = fdt_find_node_by_path(blob, "/" OF_SOC "/pci@8500");
+ nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8500");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(hose[0].first_busno);
tmp[1] = cpu_to_be32(hose[0].last_busno);
diff --git a/common/Makefile b/common/Makefile
index 5c2592f..ace8cc7 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -33,53 +33,61 @@
COBJS-y += bedbug.o
COBJS-y += circbuf.o
COBJS-y += cmd_autoscript.o
-COBJS-y += cmd_bdinfo.o
-COBJS-y += cmd_bedbug.o
-COBJS-y += cmd_bmp.o
+COBJS-$(CONFIG_CMD_BDI) += cmd_bdinfo.o
+COBJS-$(CONFIG_CMD_BEDBUG) += cmd_bedbug.o
+COBJS-$(CONFIG_CMD_BMP) += cmd_bmp.o
COBJS-y += cmd_boot.o
COBJS-y += cmd_bootm.o
-COBJS-y += cmd_cache.o
-COBJS-y += cmd_console.o
-COBJS-y += cmd_date.o
-COBJS-y += cmd_dcr.o
-COBJS-y += cmd_diag.o
-COBJS-y += cmd_display.o
-COBJS-y += cmd_doc.o
-COBJS-y += cmd_dtt.o
+COBJS-$(CONFIG_CMD_CACHE) += cmd_cache.o
+COBJS-$(CONFIG_CMD_CONSOLE) += cmd_console.o
+COBJS-$(CONFIG_CMD_DATE) += cmd_date.o
+ifdef CONFIG_4xx
+COBJS-$(CONFIG_CMD_SETGETDCR) += cmd_dcr.o
+endif
+ifdef CONFIG_POST
+COBJS-$(CONFIG_CMD_DIAG) += cmd_diag.o
+endif
+COBJS-$(CONFIG_CMD_DISPLAY) += cmd_display.o
+COBJS-$(CONFIG_CMD_DOC) += cmd_doc.o
+COBJS-$(CONFIG_CMD_DTT) += cmd_dtt.o
COBJS-y += cmd_eeprom.o
-COBJS-y += cmd_elf.o
-COBJS-y += cmd_ext2.o
-COBJS-y += cmd_fat.o
+COBJS-$(CONFIG_CMD_ELF) += cmd_elf.o
+COBJS-$(CONFIG_CMD_EXT2) += cmd_ext2.o
+COBJS-$(CONFIG_CMD_FAT) += cmd_fat.o
COBJS-y += cmd_fdc.o
-COBJS-y += cmd_fdt.o
-COBJS-y += cmd_fdos.o
-COBJS-y += cmd_flash.o
-COBJS-y += cmd_fpga.o
-COBJS-y += cmd_i2c.o
-COBJS-y += cmd_ide.o
-COBJS-y += cmd_immap.o
-COBJS-y += cmd_itest.o
-COBJS-y += cmd_jffs2.o
+COBJS-$(CONFIG_OF_LIBFDT) += cmd_fdt.o
+COBJS-$(CONFIG_CMD_FDOS) += cmd_fdos.o
+COBJS-$(CONFIG_CMD_FLASH) += cmd_flash.o
+ifdef CONFIG_FPGA
+COBJS-$(CONFIG_CMD_FPGA) += cmd_fpga.o
+endif
+COBJS-$(CONFIG_CMD_I2C) += cmd_i2c.o
+COBJS-$(CONFIG_CMD_IDE) += cmd_ide.o
+COBJS-$(CONFIG_CMD_IMMAP) += cmd_immap.o
+COBJS-$(CONFIG_CMD_ITEST) += cmd_itest.o
+COBJS-$(CONFIG_CMD_JFFS2) += cmd_jffs2.o
COBJS-y += cmd_load.o
-COBJS-y += cmd_log.o
+COBJS-$(CONFIG_LOGBUFFER) += cmd_log.o
COBJS-y += cmd_mem.o
-COBJS-y += cmd_mii.o
-COBJS-y += cmd_misc.o
-COBJS-y += cmd_mmc.o
+COBJS-$(CONFIG_CMD_MII) += cmd_mii.o
+COBJS-$(CONFIG_CMD_MISC) += cmd_misc.o
+COBJS-$(CONFIG_CMD_MMC) += cmd_mmc.o
COBJS-y += cmd_nand.o
-COBJS-y += cmd_net.o
+COBJS-$(CONFIG_CMD_NET) += cmd_net.o
COBJS-y += cmd_nvedit.o
COBJS-y += cmd_onenand.o
-COBJS-y += cmd_pci.o
+ifdef CONFIG_PCI
+COBJS-$(CONFIG_CMD_PCI) += cmd_pci.o
+endif
COBJS-y += cmd_pcmcia.o
-COBJS-y += cmd_portio.o
-COBJS-y += cmd_reginfo.o
-COBJS-y += cmd_reiser.o
+COBJS-$(CONFIG_CMD_PORTIO) += cmd_portio.o
+COBJS-$(CONFIG_CMD_REGINFO) += cmd_reginfo.o
+COBJS-$(CONFIG_CMD_REISER) += cmd_reiser.o
COBJS-y += cmd_sata.o
-COBJS-y += cmd_scsi.o
-COBJS-y += cmd_spi.o
-COBJS-y += cmd_universe.o
-COBJS-y += cmd_usb.o
+COBJS-$(CONFIG_CMD_SCSI) += cmd_scsi.o
+COBJS-$(CONFIG_CMD_SPI) += cmd_spi.o
+COBJS-$(CONFIG_CMD_UNIVERSE) += cmd_universe.o
+COBJS-$(CONFIG_CMD_USB) += cmd_usb.o
COBJS-y += cmd_vfd.o
COBJS-y += command.o
COBJS-y += console.o
@@ -123,7 +131,7 @@
COBJS-y += crc16.o
COBJS-y += xyzModem.o
COBJS-y += cmd_mac.o
-COBJS-y += cmd_mfsl.o
+COBJS-$(CONFIG_CMD_MFSL) += cmd_mfsl.o
COBJS := $(COBJS-y)
SRCS := $(AOBJS:.o=.S) $(COBJS:.o=.c)
diff --git a/common/cmd_bdinfo.c b/common/cmd_bdinfo.c
index ef15a00..d059983 100644
--- a/common/cmd_bdinfo.c
+++ b/common/cmd_bdinfo.c
@@ -30,7 +30,6 @@
DECLARE_GLOBAL_DATA_PTR;
-#if defined(CONFIG_CMD_BDI)
static void print_num(const char *, ulong);
#ifndef CONFIG_ARM /* PowerPC and other */
@@ -350,4 +349,3 @@
"bdinfo - print Board Info structure\n",
NULL
);
-#endif
diff --git a/common/cmd_bedbug.c b/common/cmd_bedbug.c
index 1c3547a..94f7e08 100644
--- a/common/cmd_bedbug.c
+++ b/common/cmd_bedbug.c
@@ -13,8 +13,6 @@
DECLARE_GLOBAL_DATA_PTR;
-#if defined(CONFIG_CMD_BEDBUG)
-
#ifndef MAX
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
@@ -413,7 +411,6 @@
U_BOOT_CMD (rdump, 1, 1, do_bedbug_rdump,
"rdump - Show registers.\n", " - Show registers.\n");
/* ====================================================================== */
-#endif
/*
diff --git a/common/cmd_bmp.c b/common/cmd_bmp.c
index 241aa83..907f9a2 100644
--- a/common/cmd_bmp.c
+++ b/common/cmd_bmp.c
@@ -31,8 +31,6 @@
#include <asm/byteorder.h>
#include <malloc.h>
-#if defined(CONFIG_CMD_BMP)
-
static int bmp_info (ulong addr);
static int bmp_display (ulong addr, int x, int y);
@@ -187,5 +185,3 @@
# error bmp_display() requires CONFIG_LCD or CONFIG_VIDEO
#endif
}
-
-#endif /* defined(CONFIG_CMD_BMP) */
diff --git a/common/cmd_console.c b/common/cmd_console.c
index 5e0f990..50ddb01 100644
--- a/common/cmd_console.c
+++ b/common/cmd_console.c
@@ -28,8 +28,6 @@
#include <command.h>
#include <devices.h>
-#if defined(CONFIG_CMD_CONSOLE)
-
extern void _do_coninfo (void);
int do_coninfo (cmd_tbl_t * cmd, int flag, int argc, char *argv[])
{
@@ -67,5 +65,3 @@
"coninfo - print console devices and information\n",
""
);
-
-#endif
diff --git a/common/cmd_date.c b/common/cmd_date.c
index 4a42534..7511598 100644
--- a/common/cmd_date.c
+++ b/common/cmd_date.c
@@ -31,8 +31,6 @@
DECLARE_GLOBAL_DATA_PTR;
-#if defined(CONFIG_CMD_DATE)
-
const char *weekdays[] = {
"Sun", "Mon", "Tues", "Wednes", "Thurs", "Fri", "Satur",
};
@@ -210,5 +208,3 @@
" - with numeric argument: set the system date & time\n"
" - with 'reset' argument: reset the RTC\n"
);
-
-#endif
diff --git a/common/cmd_dcr.c b/common/cmd_dcr.c
index 12fa9db..a053343 100644
--- a/common/cmd_dcr.c
+++ b/common/cmd_dcr.c
@@ -29,8 +29,6 @@
#include <config.h>
#include <command.h>
-#if defined(CONFIG_4xx) && defined(CONFIG_CMD_SETGETDCR)
-
unsigned long get_dcr (unsigned short);
unsigned long set_dcr (unsigned short, unsigned long);
@@ -245,5 +243,3 @@
"setidcr - Set a register value via indirect DCR addressing\n",
"adr_dcrn[.dat_dcrn] offset value - write offset to adr_dcrn, write value to dat_dcrn.\n"
);
-
-#endif
diff --git a/common/cmd_diag.c b/common/cmd_diag.c
index cb99b77..82d5ad3 100644
--- a/common/cmd_diag.c
+++ b/common/cmd_diag.c
@@ -28,8 +28,6 @@
#include <command.h>
#include <post.h>
-#if defined(CONFIG_CMD_DIAG) && defined(CONFIG_POST)
-
int do_diag (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
unsigned int i;
@@ -76,5 +74,3 @@
"diag run [test1 [test2]]\n"
" - run specified tests\n"
);
-
-#endif
diff --git a/common/cmd_display.c b/common/cmd_display.c
index d19f412..a29345c 100644
--- a/common/cmd_display.c
+++ b/common/cmd_display.c
@@ -24,8 +24,6 @@
#include <common.h>
#include <command.h>
-#if defined(CONFIG_CMD_DISPLAY)
-
#undef DEBUG_DISP
#define DISP_SIZE 8
@@ -78,5 +76,3 @@
" - with <string> argument: display <string> on dot matrix display\n"
" - without arguments: clear dot matrix display\n"
);
-
-#endif
diff --git a/common/cmd_doc.c b/common/cmd_doc.c
index d6d3aff..3d717c0 100644
--- a/common/cmd_doc.c
+++ b/common/cmd_doc.c
@@ -11,9 +11,6 @@
#include <command.h>
#include <malloc.h>
#include <asm/io.h>
-
-#if defined(CONFIG_CMD_DOC)
-
#include <linux/mtd/nftl.h>
#include <linux/mtd/doc2000.h>
@@ -1607,5 +1604,3 @@
puts ("No DiskOnChip found\n");
}
}
-
-#endif
diff --git a/common/cmd_dtt.c b/common/cmd_dtt.c
index 804d467..956dc69 100644
--- a/common/cmd_dtt.c
+++ b/common/cmd_dtt.c
@@ -25,8 +25,6 @@
#include <config.h>
#include <command.h>
-#if defined(CONFIG_CMD_DTT)
-
#include <dtt.h>
#include <i2c.h>
@@ -60,5 +58,3 @@
"dtt - Digital Thermometer and Thermostat\n",
" - Read temperature from digital thermometer and thermostat.\n"
);
-
-#endif
diff --git a/common/cmd_elf.c b/common/cmd_elf.c
index 63a5593..2eb7453 100644
--- a/common/cmd_elf.c
+++ b/common/cmd_elf.c
@@ -23,8 +23,6 @@
DECLARE_GLOBAL_DATA_PTR;
#endif
-#if defined(CONFIG_CMD_ELF)
-
#ifndef MAX
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
@@ -323,5 +321,3 @@
"bootvx - Boot vxWorks from an ELF image\n",
" [address] - load address of vxWorks ELF image.\n"
);
-
-#endif
diff --git a/common/cmd_ext2.c b/common/cmd_ext2.c
index 8bd2b47..f569406 100644
--- a/common/cmd_ext2.c
+++ b/common/cmd_ext2.c
@@ -34,8 +34,6 @@
*/
#include <common.h>
#include <part.h>
-
-#if defined(CONFIG_CMD_EXT2)
#include <config.h>
#include <command.h>
#include <image.h>
@@ -259,5 +257,3 @@
" - load binary file 'filename' from 'dev' on 'interface'\n"
" to address 'addr' from ext2 filesystem\n"
);
-
-#endif
diff --git a/common/cmd_fat.c b/common/cmd_fat.c
index 54f0f9f..9576cdf 100644
--- a/common/cmd_fat.c
+++ b/common/cmd_fat.c
@@ -30,11 +30,6 @@
#include <net.h>
#include <ata.h>
#include <part.h>
-
-#if defined(CONFIG_CMD_FAT)
-
-#undef DEBUG
-
#include <fat.h>
@@ -323,5 +318,3 @@
}
}
#endif /* NOT_IMPLEMENTED_YET */
-
-#endif
diff --git a/common/cmd_fdos.c b/common/cmd_fdos.c
index f9da98d..b3dbd19 100644
--- a/common/cmd_fdos.c
+++ b/common/cmd_fdos.c
@@ -31,8 +31,6 @@
#include <command.h>
#include <fdc.h>
-#if defined(CONFIG_CMD_FDOS)
-
/*-----------------------------------------------------------------------------
* do_fdosboot --
*-----------------------------------------------------------------------------
@@ -153,5 +151,3 @@
"fdosls - list files in a directory\n",
"[directory]\n"
);
-
-#endif
diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c
index 571b8f1..629c9b4 100644
--- a/common/cmd_fdt.c
+++ b/common/cmd_fdt.c
@@ -28,9 +28,6 @@
#include <command.h>
#include <linux/ctype.h>
#include <linux/types.h>
-
-#ifdef CONFIG_OF_LIBFDT
-
#include <asm/global_data.h>
#include <fdt.h>
#include <libfdt.h>
@@ -47,7 +44,7 @@
static int fdt_valid(void);
static int fdt_parse_prop(char *pathp, char *prop, char *newval,
char *data, int *len);
-static int fdt_print(char *pathp, char *prop, int depth);
+static int fdt_print(const char *pathp, char *prop, int depth);
/*
* Flattened Device Tree command, see the help for parameter definitions.
@@ -78,7 +75,7 @@
/*
* Optional new length
*/
- len = simple_strtoul(argv[3], NULL, 16);
+ len = simple_strtoul(argv[3], NULL, 16);
if (len < fdt_totalsize(fdt)) {
printf ("New length %d < existing length %d, "
"ignoring.\n",
@@ -165,12 +162,12 @@
pathp = argv[2];
nodep = argv[3];
- nodeoffset = fdt_find_node_by_path (fdt, pathp);
+ nodeoffset = fdt_path_offset (fdt, pathp);
if (nodeoffset < 0) {
/*
* Not found or something else bad happened.
*/
- printf ("libfdt fdt_find_node_by_path() returned %s\n",
+ printf ("libfdt fdt_path_offset() returned %s\n",
fdt_strerror(nodeoffset));
return 1;
}
@@ -205,12 +202,12 @@
prop = argv[3];
newval = argv[4];
- nodeoffset = fdt_find_node_by_path (fdt, pathp);
+ nodeoffset = fdt_path_offset (fdt, pathp);
if (nodeoffset < 0) {
/*
* Not found or something else bad happened.
*/
- printf ("libfdt fdt_find_node_by_path() returned %s\n",
+ printf ("libfdt fdt_path_offset() returned %s\n",
fdt_strerror(nodeoffset));
return 1;
}
@@ -232,6 +229,7 @@
char *pathp; /* path */
char *prop; /* property */
int ret; /* return value */
+ static char root[2] = "/";
/*
* list is an alias for print, but limited to 1 level
@@ -244,7 +242,10 @@
* Get the starting path. The root node is an oddball,
* the offset is zero and has no name.
*/
- pathp = argv[2];
+ if (argc == 2)
+ pathp = root;
+ else
+ pathp = argv[2];
if (argc > 3)
prop = argv[3];
else
@@ -265,12 +266,12 @@
* Get the path. The root node is an oddball, the offset
* is zero and has no name.
*/
- nodeoffset = fdt_find_node_by_path (fdt, argv[2]);
+ nodeoffset = fdt_path_offset (fdt, argv[2]);
if (nodeoffset < 0) {
/*
* Not found or something else bad happened.
*/
- printf ("libfdt fdt_find_node_by_path() returned %s\n",
+ printf ("libfdt fdt_path_offset() returned %s\n",
fdt_strerror(nodeoffset));
return 1;
}
@@ -521,21 +522,21 @@
switch (len) {
case 1: /* byte */
- printf("<%02x>", (*(u8 *) data) & 0xff);
+ printf("<0x%02x>", (*(u8 *) data) & 0xff);
break;
case 2: /* half-word */
- printf("<%04x>", be16_to_cpu(*(u16 *) data) & 0xffff);
+ printf("<0x%04x>", be16_to_cpu(*(u16 *) data) & 0xffff);
break;
case 4: /* word */
- printf("<%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
+ printf("<0x%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
break;
case 8: /* double-word */
#if __WORDSIZE == 64
- printf("<%016llx>", be64_to_cpu(*(uint64_t *) data));
+ printf("<0x%016llx>", be64_to_cpu(*(uint64_t *) data));
#else
- printf("<%08x ", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
+ printf("<0x%08x ", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
data += 4;
- printf("%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
+ printf("0x%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
#endif
break;
default: /* anything else... hexdump */
@@ -554,25 +555,25 @@
* Recursively print (a portion of) the fdt. The depth parameter
* determines how deeply nested the fdt is printed.
*/
-static int fdt_print(char *pathp, char *prop, int depth)
+static int fdt_print(const char *pathp, char *prop, int depth)
{
- static int offstack[MAX_LEVEL];
static char tabs[MAX_LEVEL+1] =
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t"
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t";
- void *nodep; /* property node pointer */
+ const void *nodep; /* property node pointer */
int nodeoffset; /* node offset from libfdt */
int nextoffset; /* next node offset from libfdt */
uint32_t tag; /* tag */
int len; /* length of the property */
int level = 0; /* keep track of nesting level */
+ const struct fdt_property *fdt_prop;
- nodeoffset = fdt_find_node_by_path (fdt, pathp);
+ nodeoffset = fdt_path_offset (fdt, pathp);
if (nodeoffset < 0) {
/*
* Not found or something else bad happened.
*/
- printf ("libfdt fdt_find_node_by_path() returned %s\n",
+ printf ("libfdt fdt_path_offset() returned %s\n",
fdt_strerror(nodeoffset));
return 1;
}
@@ -602,45 +603,52 @@
* The user passed in a node path and no property,
* print the node and all subnodes.
*/
- offstack[0] = nodeoffset;
-
while(level >= 0) {
- tag = fdt_next_tag(fdt, nodeoffset, &nextoffset, &pathp);
+ tag = fdt_next_tag(fdt, nodeoffset, &nextoffset);
switch(tag) {
case FDT_BEGIN_NODE:
- if(level <= depth)
+ pathp = fdt_get_name(fdt, nodeoffset, NULL);
+ if (level <= depth) {
+ if (pathp == NULL)
+ pathp = "/* NULL pointer error */";
+ if (*pathp == '\0')
+ pathp = "/"; /* root is nameless */
printf("%s%s {\n",
&tabs[MAX_LEVEL - level], pathp);
+ }
level++;
- offstack[level] = nodeoffset;
if (level >= MAX_LEVEL) {
- printf("Aaaiii <splat> nested too deep. "
- "Aborting.\n");
+ printf("Nested too deep, aborting.\n");
return 1;
}
break;
case FDT_END_NODE:
level--;
- if(level <= depth)
+ if (level <= depth)
printf("%s};\n", &tabs[MAX_LEVEL - level]);
if (level == 0) {
level = -1; /* exit the loop */
}
break;
case FDT_PROP:
- nodep = fdt_getprop (fdt, offstack[level], pathp, &len);
+ fdt_prop = fdt_offset_ptr(fdt, nodeoffset,
+ sizeof(*fdt_prop));
+ pathp = fdt_string(fdt,
+ fdt32_to_cpu(fdt_prop->nameoff));
+ len = fdt32_to_cpu(fdt_prop->len);
+ nodep = fdt_prop->data;
if (len < 0) {
printf ("libfdt fdt_getprop(): %s\n",
fdt_strerror(len));
return 1;
} else if (len == 0) {
/* the property has no value */
- if(level <= depth)
+ if (level <= depth)
printf("%s%s;\n",
&tabs[MAX_LEVEL - level],
pathp);
} else {
- if(level <= depth) {
+ if (level <= depth) {
printf("%s%s=",
&tabs[MAX_LEVEL - level],
pathp);
@@ -650,11 +658,12 @@
}
break;
case FDT_NOP:
+ printf("/* NOP */\n", &tabs[MAX_LEVEL - level]);
break;
case FDT_END:
return 1;
default:
- if(level <= depth)
+ if (level <= depth)
printf("Unknown tag 0x%08X\n", tag);
return 1;
}
@@ -692,5 +701,3 @@
" fdt print /cpus \"#address-cells\"\n"
" fdt set /cpus \"#address-cells\" \"[00 00 00 01]\"\n"
);
-
-#endif /* CONFIG_OF_LIBFDT */
diff --git a/common/cmd_flash.c b/common/cmd_flash.c
index 11c8857..f56443e 100644
--- a/common/cmd_flash.c
+++ b/common/cmd_flash.c
@@ -31,8 +31,6 @@
#include <dataflash.h>
#endif
-#if defined(CONFIG_CMD_FLASH)
-
#if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE)
#include <jffs2/jffs2.h>
@@ -731,5 +729,3 @@
#undef TMP_ERASE
#undef TMP_PROT_ON
#undef TMP_PROT_OFF
-
-#endif
diff --git a/common/cmd_fpga.c b/common/cmd_fpga.c
index cce23ad..377a692 100644
--- a/common/cmd_fpga.c
+++ b/common/cmd_fpga.c
@@ -43,8 +43,6 @@
#define PRINTF(fmt,args...)
#endif
-#if defined (CONFIG_FPGA) && defined(CONFIG_CMD_FPGA)
-
/* Local functions */
static void fpga_usage (cmd_tbl_t * cmdtp);
static int fpga_get_op (char *opstr);
@@ -321,4 +319,3 @@
"\tloadb\tLoad device from bitstream buffer (Xilinx devices only)\n"
"\tloadmk\tLoad device generated with mkimage\n"
"\tdump\tLoad device to memory buffer\n");
-#endif
diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
index a684a58..10cab46 100644
--- a/common/cmd_i2c.c
+++ b/common/cmd_i2c.c
@@ -86,9 +86,6 @@
#include <i2c.h>
#include <asm/byteorder.h>
-#if defined(CONFIG_CMD_I2C)
-
-
/* Display values from last command.
* Memory modify remembered values are different from display memory.
*/
@@ -1024,5 +1021,3 @@
" (valid chip values 50..57)\n"
);
#endif
-
-#endif
diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index 2202009..821dcff 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -68,8 +68,6 @@
# define SYNC /* nothing */
#endif
-#if defined(CONFIG_CMD_IDE)
-
#ifdef CONFIG_IDE_8xx_DIRECT
/* Timings for IDE Interface
*
@@ -2081,5 +2079,3 @@
"diskboot- boot from IDE device\n",
"loadAddr dev:part\n"
);
-
-#endif
diff --git a/common/cmd_immap.c b/common/cmd_immap.c
index ae95758..d758269 100644
--- a/common/cmd_immap.c
+++ b/common/cmd_immap.c
@@ -28,8 +28,7 @@
#include <common.h>
#include <command.h>
-#if defined(CONFIG_CMD_IMMAP) && \
- (defined(CONFIG_8xx) || defined(CONFIG_8260))
+#if defined(CONFIG_8xx) || defined(CONFIG_8260)
#if defined(CONFIG_8xx)
#include <asm/8xx_immap.h>
@@ -41,9 +40,7 @@
#include <asm/iopin_8260.h>
#endif
-#if defined(CONFIG_8xx) || defined(CONFIG_8260)
DECLARE_GLOBAL_DATA_PTR;
-#endif
static void
unimplemented ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
diff --git a/common/cmd_itest.c b/common/cmd_itest.c
index 8e20517..ce98872 100644
--- a/common/cmd_itest.c
+++ b/common/cmd_itest.c
@@ -32,8 +32,6 @@
#include <config.h>
#include <command.h>
-#if defined(CONFIG_CMD_ITEST)
-
#define EQ 0
#define NE 1
#define LT 2
@@ -197,4 +195,3 @@
"itest\t- return true/false on integer compare\n",
"[.b, .w, .l, .s] [*]value1 <op> [*]value2\n"
);
-#endif
diff --git a/common/cmd_jffs2.c b/common/cmd_jffs2.c
index 513a226..efe9eb7 100644
--- a/common/cmd_jffs2.c
+++ b/common/cmd_jffs2.c
@@ -93,9 +93,6 @@
#include <jffs2/jffs2.h>
#include <linux/list.h>
#include <linux/ctype.h>
-
-#if defined(CONFIG_CMD_JFFS2)
-
#include <cramfs/cramfs_fs.h>
#if defined(CONFIG_CMD_NAND)
@@ -2191,5 +2188,3 @@
#endif /* #ifdef CONFIG_JFFS2_CMDLINE */
/***************************************************/
-
-#endif
diff --git a/common/cmd_log.c b/common/cmd_log.c
index fba8bd8..e593dbe 100644
--- a/common/cmd_log.c
+++ b/common/cmd_log.c
@@ -48,8 +48,6 @@
DECLARE_GLOBAL_DATA_PTR;
-#if defined(CONFIG_LOGBUFFER)
-
/* Local prototypes */
static void logbuff_putc (const char c);
static void logbuff_puts (const char *s);
@@ -287,5 +285,3 @@
}
return i;
}
-
-#endif /* (CONFIG_LOGBUFFER) */
diff --git a/common/cmd_mfsl.c b/common/cmd_mfsl.c
index 9d1d875..5982b76 100644
--- a/common/cmd_mfsl.c
+++ b/common/cmd_mfsl.c
@@ -29,8 +29,6 @@
#include <common.h>
#include <config.h>
#include <command.h>
-
-#if defined(CONFIG_CMD_MFSL)
#include <asm/asm.h>
int do_frd (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
@@ -413,5 +411,3 @@
" 1 - MSR - Machine status register\n"
" 3 - EAR - Exception address register\n"
" 5 - ESR - Exception status register\n");
-
-#endif
diff --git a/common/cmd_mii.c b/common/cmd_mii.c
index 3b4dc8a..f530a38 100644
--- a/common/cmd_mii.c
+++ b/common/cmd_mii.c
@@ -27,8 +27,6 @@
#include <common.h>
#include <command.h>
-
-#if defined(CONFIG_CMD_MII)
#include <miiphy.h>
#ifdef CONFIG_TERSE_MII
@@ -598,5 +596,3 @@
);
#endif /* CONFIG_TERSE_MII */
-
-#endif
diff --git a/common/cmd_misc.c b/common/cmd_misc.c
index c0c6b8f..126b538 100644
--- a/common/cmd_misc.c
+++ b/common/cmd_misc.c
@@ -27,8 +27,6 @@
#include <common.h>
#include <command.h>
-#if defined(CONFIG_CMD_MISC)
-
int do_sleep (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
ulong start = get_timer(0);
@@ -68,5 +66,3 @@
"N\n"
" - delay execution for N seconds (N is _decimal_ !!!)\n"
);
-
-#endif
diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index 069c6d0..25c9702 100644
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -23,9 +23,6 @@
#include <common.h>
#include <command.h>
-
-#if defined(CONFIG_CMD_MMC)
-
#include <mmc.h>
int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
@@ -42,5 +39,3 @@
"mmcinit - init mmc card\n",
NULL
);
-
-#endif
diff --git a/common/cmd_net.c b/common/cmd_net.c
index 0715fbc..21682c0 100644
--- a/common/cmd_net.c
+++ b/common/cmd_net.c
@@ -28,8 +28,6 @@
#include <command.h>
#include <net.h>
-#if defined(CONFIG_CMD_NET)
-
extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
static int netboot_common (proto_t, cmd_tbl_t *, int , char *[]);
@@ -343,5 +341,3 @@
"[NTP server IP]\n"
);
#endif
-
-#endif
diff --git a/common/cmd_pci.c b/common/cmd_pci.c
index 8be6da9..82d9717 100644
--- a/common/cmd_pci.c
+++ b/common/cmd_pci.c
@@ -30,16 +30,11 @@
*/
#include <common.h>
-
-#ifdef CONFIG_PCI
-
#include <command.h>
#include <asm/processor.h>
#include <asm/io.h>
#include <pci.h>
-#if defined(CONFIG_CMD_PCI)
-
extern int cmd_get_data_size(char* arg, int default_size);
unsigned char ShortPCIListing = 1;
@@ -564,7 +559,3 @@
"pci write[.b, .w, .l] b.d.f address value\n"
" - write to CFG address\n"
);
-
-#endif
-
-#endif /* CONFIG_PCI */
diff --git a/common/cmd_portio.c b/common/cmd_portio.c
index bfe33e3..a06cac0 100644
--- a/common/cmd_portio.c
+++ b/common/cmd_portio.c
@@ -30,8 +30,6 @@
#include <common.h>
#include <command.h>
-#if defined(CONFIG_CMD_PORTIO)
-
extern int cmd_get_data_size (char *arg, int default_size);
/* Display values from last command.
@@ -165,5 +163,3 @@
"[.b, .w, .l] port\n"
" - read datum from IO port\n"
);
-
-#endif
diff --git a/common/cmd_reginfo.c b/common/cmd_reginfo.c
index 17e9cd9..bb6aa30 100644
--- a/common/cmd_reginfo.c
+++ b/common/cmd_reginfo.c
@@ -33,8 +33,6 @@
#include <mpc5xxx.h>
#endif
-#if defined(CONFIG_CMD_REGINFO)
-
int do_reginfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
#if defined(CONFIG_8xx)
@@ -335,9 +333,6 @@
return 0;
}
-#endif
-
-
/**************************************************/
#if ( defined(CONFIG_8xx) || defined(CONFIG_405GP) || \
diff --git a/common/cmd_reiser.c b/common/cmd_reiser.c
index 1ba3929..b7395d7 100644
--- a/common/cmd_reiser.c
+++ b/common/cmd_reiser.c
@@ -27,8 +27,6 @@
* Reiserfs support
*/
#include <common.h>
-
-#if defined(CONFIG_CMD_REISER)
#include <config.h>
#include <command.h>
#include <image.h>
@@ -239,5 +237,3 @@
" - load binary file 'filename' from 'dev' on 'interface'\n"
" to address 'addr' from dos filesystem\n"
);
-
-#endif
diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c
index b2d4eb6..1cdec15 100644
--- a/common/cmd_scsi.c
+++ b/common/cmd_scsi.c
@@ -34,8 +34,6 @@
#include <image.h>
#include <pci.h>
-#if defined(CONFIG_CMD_SCSI)
-
#ifdef CONFIG_SCSI_SYM53C8XX
#define SCSI_VEND_ID 0x1000
#ifndef CONFIG_SCSI_DEV_ID
@@ -611,5 +609,3 @@
"scsiboot- boot from SCSI device\n",
"loadAddr dev:part\n"
);
-
-#endif
diff --git a/common/cmd_spi.c b/common/cmd_spi.c
index 3118d27..7604422 100644
--- a/common/cmd_spi.c
+++ b/common/cmd_spi.c
@@ -29,8 +29,6 @@
#include <command.h>
#include <spi.h>
-#if defined(CONFIG_CMD_SPI)
-
/*-----------------------------------------------------------------------
* Definitions
*/
@@ -139,5 +137,3 @@
"<bit_len> - Number of bits to send (base 10)\n"
"<dout> - Hexadecimal string that gets sent\n"
);
-
-#endif
diff --git a/common/cmd_universe.c b/common/cmd_universe.c
index 8bf0b1f..ea97782 100644
--- a/common/cmd_universe.c
+++ b/common/cmd_universe.c
@@ -28,8 +28,6 @@
#include <universe.h>
-#if defined(CONFIG_CMD_UNIVERSE)
-
#define PCI_VENDOR PCI_VENDOR_ID_TUNDRA
#define PCI_DEVICE PCI_DEVICE_ID_TUNDRA_CA91C042
@@ -386,5 +384,3 @@
" 02 -> D16 Data Width\n"
" 03 -> D32 Data Width\n"
);
-
-#endif
diff --git a/common/cmd_usb.c b/common/cmd_usb.c
index 45e07f1..c6b17c2 100644
--- a/common/cmd_usb.c
+++ b/common/cmd_usb.c
@@ -29,9 +29,6 @@
#include <command.h>
#include <asm/byteorder.h>
#include <part.h>
-
-#if defined(CONFIG_CMD_USB)
-
#include <usb.h>
#ifdef CONFIG_USB_STORAGE
@@ -608,12 +605,6 @@
return 1;
}
-
-#endif
-
-
-#if defined(CONFIG_CMD_USB)
-
#ifdef CONFIG_USB_STORAGE
U_BOOT_CMD(
usb, 5, 1, do_usb,
@@ -645,4 +636,3 @@
"usb info [dev] - show available USB devices\n"
);
#endif
-#endif
diff --git a/common/fdt_support.c b/common/fdt_support.c
index 175d59e..c67bb3d 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -44,6 +44,32 @@
/********************************************************************/
+/**
+ * fdt_find_and_setprop: Find a node and set it's property
+ *
+ * @fdt: ptr to device tree
+ * @node: path of node
+ * @prop: property name
+ * @val: ptr to new value
+ * @len: length of new property value
+ * @create: flag to create the property if it doesn't exist
+ *
+ * Convenience function to directly set a property given the path to the node.
+ */
+int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
+ const void *val, int len, int create)
+{
+ int nodeoff = fdt_path_offset(fdt, node);
+
+ if (nodeoff < 0)
+ return nodeoff;
+
+ if ((!create) && (fdt_get_property(fdt, nodeoff, prop, 0) == NULL))
+ return 0; /* create flag not set; so exit quietly */
+
+ return fdt_setprop(fdt, nodeoff, prop, val, len);
+}
+
int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force)
{
int nodeoffset;
@@ -58,34 +84,23 @@
}
if (initrd_start && initrd_end) {
- struct fdt_reserve_entry re;
- int used;
- int total;
+ uint64_t addr, size;
+ int total = fdt_num_mem_rsv(fdt);
int j;
- err = fdt_num_reservemap(fdt, &used, &total);
- if (err < 0) {
- printf("fdt_chosen: %s\n", fdt_strerror(err));
- return err;
- }
- if (used >= total) {
- printf("WARNING: "
- "no room in the reserved map (%d of %d)\n",
- used, total);
- return -1;
- }
/*
* Look for an existing entry and update it. If we don't find
* the entry, we will j be the next available slot.
*/
- for (j = 0; j < used; j++) {
- err = fdt_get_reservemap(fdt, j, &re);
- if (re.address == initrd_start) {
+ for (j = 0; j < total; j++) {
+ err = fdt_get_mem_rsv(fdt, j, &addr, &size);
+ if (addr == initrd_start) {
+ fdt_del_mem_rsv(fdt, j);
break;
}
}
- err = fdt_replace_reservemap_entry(fdt, j,
- initrd_start, initrd_end - initrd_start + 1);
+
+ err = fdt_add_mem_rsv(fdt, initrd_start, initrd_end - initrd_start + 1);
if (err < 0) {
printf("fdt_chosen: %s\n", fdt_strerror(err));
return err;
@@ -95,7 +110,7 @@
/*
* Find the "chosen" node.
*/
- nodeoffset = fdt_find_node_by_path (fdt, "/chosen");
+ nodeoffset = fdt_path_offset (fdt, "/chosen");
/*
* If we have a "chosen" node already the "force the writing"
@@ -182,7 +197,7 @@
* See if we already have a "u-boot-env" node, delete it if so.
* Then create a new empty node.
*/
- nodeoffset = fdt_find_node_by_path (fdt, "/u-boot-env");
+ nodeoffset = fdt_path_offset (fdt, "/u-boot-env");
if (nodeoffset >= 0) {
err = fdt_del_node(fdt, nodeoffset);
if (err < 0) {
@@ -304,7 +319,7 @@
* See if we already have a "bd_t" node, delete it if so.
* Then create a new empty node.
*/
- nodeoffset = fdt_find_node_by_path (fdt, "/bd_t");
+ nodeoffset = fdt_path_offset (fdt, "/bd_t");
if (nodeoffset >= 0) {
err = fdt_del_node(fdt, nodeoffset);
if (err < 0) {
@@ -348,4 +363,128 @@
}
#endif /* ifdef CONFIG_OF_HAS_BD_T */
+void do_fixup_by_path(void *fdt, const char *path, const char *prop,
+ const void *val, int len, int create)
+{
+#if defined(DEBUG)
+ int i;
+ debug("Updating property '%s/%s' = ", node, prop);
+ for (i = 0; i < len; i++)
+ debug(" %.2x", *(u8*)(val+i));
+ debug("\n");
+#endif
+ int rc = fdt_find_and_setprop(fdt, path, prop, val, len, create);
+ if (rc)
+ printf("Unable to update property %s:%s, err=%s\n",
+ path, prop, fdt_strerror(rc));
+}
+
+void do_fixup_by_path_u32(void *fdt, const char *path, const char *prop,
+ u32 val, int create)
+{
+ val = cpu_to_fdt32(val);
+ do_fixup_by_path(fdt, path, prop, &val, sizeof(val), create);
+}
+
+void do_fixup_by_prop(void *fdt,
+ const char *pname, const void *pval, int plen,
+ const char *prop, const void *val, int len,
+ int create)
+{
+ int off;
+#if defined(DEBUG)
+ int i;
+ debug("Updating property '%s/%s' = ", node, prop);
+ for (i = 0; i < len; i++)
+ debug(" %.2x", *(u8*)(val+i));
+ debug("\n");
+#endif
+ off = fdt_node_offset_by_prop_value(fdt, -1, pname, pval, plen);
+ while (off != -FDT_ERR_NOTFOUND) {
+ if (create || (fdt_get_property(fdt, off, prop, 0) != NULL))
+ fdt_setprop(fdt, off, prop, val, len);
+ off = fdt_node_offset_by_prop_value(fdt, off, pname, pval, plen);
+ }
+}
+
+void do_fixup_by_prop_u32(void *fdt,
+ const char *pname, const void *pval, int plen,
+ const char *prop, u32 val, int create)
+{
+ val = cpu_to_fdt32(val);
+ do_fixup_by_prop(fdt, pname, pval, plen, prop, &val, 4, create);
+}
+
+void do_fixup_by_compat(void *fdt, const char *compat,
+ const char *prop, const void *val, int len, int create)
+{
+ int off = -1;
+#if defined(DEBUG)
+ int i;
+ debug("Updating property '%s/%s' = ", node, prop);
+ for (i = 0; i < len; i++)
+ debug(" %.2x", *(u8*)(val+i));
+ debug("\n");
+#endif
+ off = fdt_node_offset_by_compatible(fdt, -1, compat);
+ while (off != -FDT_ERR_NOTFOUND) {
+ if (create || (fdt_get_property(fdt, off, prop, 0) != NULL))
+ fdt_setprop(fdt, off, prop, val, len);
+ off = fdt_node_offset_by_compatible(fdt, off, compat);
+ }
+}
+
+void do_fixup_by_compat_u32(void *fdt, const char *compat,
+ const char *prop, u32 val, int create)
+{
+ val = cpu_to_fdt32(val);
+ do_fixup_by_compat(fdt, compat, prop, &val, 4, create);
+}
+
+void fdt_fixup_ethernet(void *fdt, bd_t *bd)
+{
+ int node;
+ const char *path;
+
+ node = fdt_path_offset(fdt, "/aliases");
+ if (node >= 0) {
+#if defined(CONFIG_HAS_ETH0)
+ path = fdt_getprop(fdt, node, "ethernet0", NULL);
+ if (path) {
+ do_fixup_by_path(fdt, path, "mac-address",
+ bd->bi_enetaddr, 6, 0);
+ do_fixup_by_path(fdt, path, "local-mac-address",
+ bd->bi_enetaddr, 6, 1);
+ }
+#endif
+#if defined(CONFIG_HAS_ETH1)
+ path = fdt_getprop(fdt, node, "ethernet1", NULL);
+ if (path) {
+ do_fixup_by_path(fdt, path, "mac-address",
+ bd->bi_enet1addr, 6, 0);
+ do_fixup_by_path(fdt, path, "local-mac-address",
+ bd->bi_enet1addr, 6, 1);
+ }
+#endif
+#if defined(CONFIG_HAS_ETH2)
+ path = fdt_getprop(fdt, node, "ethernet2", NULL);
+ if (path) {
+ do_fixup_by_path(fdt, path, "mac-address",
+ bd->bi_enet2addr, 6, 0);
+ do_fixup_by_path(fdt, path, "local-mac-address",
+ bd->bi_enet2addr, 6, 1);
+ }
+#endif
+#if defined(CONFIG_HAS_ETH3)
+ path = fdt_getprop(fdt, node, "ethernet3", NULL);
+ if (path) {
+ do_fixup_by_path(fdt, path, "mac-address",
+ bd->bi_enet3addr, 6, 0);
+ do_fixup_by_path(fdt, path, "local-mac-address",
+ bd->bi_enet3addr, 6, 1);
+ }
+#endif
+ }
+}
+
#endif /* CONFIG_OF_LIBFDT */
diff --git a/config.mk b/config.mk
index 37d61a0..79e5a31 100644
--- a/config.mk
+++ b/config.mk
@@ -87,6 +87,9 @@
sinclude $(TOPDIR)/board/$(BOARDDIR)/config.mk # include board specific rules
endif
+# Load generated board configuration
+sinclude $(OBJTREE)/include/autoconf.mk
+
#########################################################################
CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
diff --git a/cpu/mpc5xxx/cpu.c b/cpu/mpc5xxx/cpu.c
index 7f16b92..e4d6168 100644
--- a/cpu/mpc5xxx/cpu.c
+++ b/cpu/mpc5xxx/cpu.c
@@ -35,6 +35,7 @@
#if defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
#include <libfdt_env.h>
+#include <fdt_support.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
@@ -114,42 +115,19 @@
/* ------------------------------------------------------------------------- */
#ifdef CONFIG_OF_LIBFDT
-static void do_fixup(void *fdt, const char *node, const char *prop,
- const void *val, int len, int create)
-{
-#if defined(DEBUG)
- int i;
- debug("Updating property '%s/%s' = ", node, prop);
- for (i = 0; i < len; i++)
- debug(" %.2x", *(u8*)(val+i));
- debug("\n");
-#endif
- int rc = fdt_find_and_setprop(fdt, node, prop, val, len, create);
- if (rc)
- printf("Unable to update property %s:%s, err=%s\n",
- node, prop, fdt_strerror(rc));
-}
-
-static void do_fixup_u32(void *fdt, const char *node, const char *prop,
- u32 val, int create)
-{
- val = cpu_to_fdt32(val);
- do_fixup(fdt, node, prop, &val, sizeof(val), create);
-}
-
void ft_cpu_setup(void *blob, bd_t *bd)
{
int div = in_8((void*)CFG_MBAR + 0x204) & 0x0020 ? 8 : 4;
char * cpu_path = "/cpus/" OF_CPU;
char * eth_path = "/" OF_SOC "/ethernet@3000";
- do_fixup_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
- do_fixup_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
- do_fixup_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
- do_fixup_u32(blob, "/" OF_SOC, "bus-frequency", bd->bi_ipbfreq, 1);
- do_fixup_u32(blob, "/" OF_SOC, "system-frequency",
- bd->bi_busfreq*div, 1);
- do_fixup(blob, eth_path, "mac-address", bd->bi_enetaddr, 6, 0);
- do_fixup(blob, eth_path, "local-mac-address", bd->bi_enetaddr, 6, 0);
+ do_fixup_by_path_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
+ do_fixup_by_path_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
+ do_fixup_by_path_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
+ do_fixup_by_path_u32(blob, "/" OF_SOC, "bus-frequency", bd->bi_ipbfreq, 1);
+ do_fixup_by_path_u32(blob, "/" OF_SOC, "system-frequency",
+ bd->bi_busfreq*div, 1);
+ do_fixup_by_path(blob, eth_path, "mac-address", bd->bi_enetaddr, 6, 0);
+ do_fixup_by_path(blob, eth_path, "local-mac-address", bd->bi_enetaddr, 6, 0);
}
#endif
diff --git a/cpu/mpc8260/cpu.c b/cpu/mpc8260/cpu.c
index c2b753d..55e61a1 100644
--- a/cpu/mpc8260/cpu.c
+++ b/cpu/mpc8260/cpu.c
@@ -50,6 +50,7 @@
#if defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
#include <libfdt_env.h>
+#include <fdt_support.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
@@ -300,35 +301,12 @@
/* ------------------------------------------------------------------------- */
#if defined(CONFIG_OF_LIBFDT)
-static void do_fixup(void *fdt, const char *node, const char *prop,
- const void *val, int len, int create)
-{
-#if defined(DEBUG)
- int i;
- debug("Updating property '%s/%s' = ", node, prop);
- for (i = 0; i < len; i++)
- debug(" %.2x", *(u8*)(val+i));
- debug("\n");
-#endif
- int rc = fdt_find_and_setprop(fdt, node, prop, val, len, create);
- if (rc)
- printf("Unable to update property %s:%s, err=%s\n",
- node, prop, fdt_strerror(rc));
-}
-
-static void do_fixup_u32(void *fdt, const char *node, const char *prop,
- u32 val, int create)
-{
- val = cpu_to_fdt32(val);
- do_fixup(fdt, node, prop, &val, sizeof(val), create);
-}
-
void ft_cpu_setup (void *blob, bd_t *bd)
{
char * cpu_path = "/cpus/" OF_CPU;
- do_fixup_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
- do_fixup_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
- do_fixup_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
+ do_fixup_by_path_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
+ do_fixup_by_path_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
+ do_fixup_by_path_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
}
#endif /* CONFIG_OF_LIBFDT */
diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c
index e634f0a..b2c35d3 100644
--- a/cpu/mpc83xx/cpu.c
+++ b/cpu/mpc83xx/cpu.c
@@ -529,7 +529,7 @@
int tmp[2];
for (j = 0; j < (sizeof(fixup_props) / sizeof(fixup_props[0])); j++) {
- nodeoffset = fdt_find_node_by_path(blob, fixup_props[j].node);
+ nodeoffset = fdt_path_offset(blob, fixup_props[j].node);
if (nodeoffset >= 0) {
err = fixup_props[j].set_fn(blob, nodeoffset,
fixup_props[j].prop, bd);
@@ -544,7 +544,7 @@
}
/* update, or add and update /memory node */
- nodeoffset = fdt_find_node_by_path(blob, "/memory");
+ nodeoffset = fdt_path_offset(blob, "/memory");
if (nodeoffset < 0) {
nodeoffset = fdt_add_subnode(blob, 0, "memory");
if (nodeoffset < 0)
diff --git a/cpu/mpc83xx/pci.c b/cpu/mpc83xx/pci.c
index 5675afe..0defb0e 100644
--- a/cpu/mpc83xx/pci.c
+++ b/cpu/mpc83xx/pci.c
@@ -179,7 +179,7 @@
if (pci_num_buses < 1)
return;
- nodeoffset = fdt_find_node_by_path(blob, "/" OF_SOC "/pci@8500");
+ nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8500");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(pci_hose[0].first_busno);
tmp[1] = cpu_to_be32(pci_hose[0].last_busno);
@@ -194,7 +194,7 @@
if (pci_num_buses < 2)
return;
- nodeoffset = fdt_find_node_by_path(blob, "/" OF_SOC "/pci@8600");
+ nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8600");
if (nodeoffset >= 0) {
tmp[0] = cpu_to_be32(pci_hose[0].first_busno);
tmp[1] = cpu_to_be32(pci_hose[0].last_busno);
diff --git a/include/configs/sbc2410x.h b/include/configs/sbc2410x.h
index b4a063a..9b05bd6 100644
--- a/include/configs/sbc2410x.h
+++ b/include/configs/sbc2410x.h
@@ -103,7 +103,6 @@
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_ELF
#define CONFIG_CMD_PING
-#define CONFIG_CMD_REGINFO
#define CONFIG_BOOTDELAY 3
diff --git a/include/configs/smdk2410.h b/include/configs/smdk2410.h
index ca404ff..18a036c 100644
--- a/include/configs/smdk2410.h
+++ b/include/configs/smdk2410.h
@@ -88,7 +88,6 @@
#include <config_cmd_default.h>
#define CONFIG_CMD_CACHE
-#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_DATE
#define CONFIG_CMD_ELF
diff --git a/include/fdt.h b/include/fdt.h
index 3dd3aca..e00559a 100644
--- a/include/fdt.h
+++ b/include/fdt.h
@@ -1,44 +1,25 @@
-/*
- * libfdt - Flat Device Tree manipulation
- * Copyright (C) 2006 David Gibson, IBM Corporation.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
#ifndef _FDT_H
#define _FDT_H
#ifndef __ASSEMBLY__
struct fdt_header {
- uint32_t magic; /* magic word FDT_MAGIC */
- uint32_t totalsize; /* total size of DT block */
- uint32_t off_dt_struct; /* offset to structure */
- uint32_t off_dt_strings; /* offset to strings */
- uint32_t off_mem_rsvmap; /* offset to memory reserve map */
- uint32_t version; /* format version */
- uint32_t last_comp_version; /* last compatible version */
+ uint32_t magic; /* magic word FDT_MAGIC */
+ uint32_t totalsize; /* total size of DT block */
+ uint32_t off_dt_struct; /* offset to structure */
+ uint32_t off_dt_strings; /* offset to strings */
+ uint32_t off_mem_rsvmap; /* offset to memory reserve map */
+ uint32_t version; /* format version */
+ uint32_t last_comp_version; /* last compatible version */
- /* version 2 fields below */
- uint32_t boot_cpuid_phys; /* Which physical CPU id we're
+ /* version 2 fields below */
+ uint32_t boot_cpuid_phys; /* Which physical CPU id we're
booting on */
/* version 3 fields below */
- uint32_t size_dt_strings; /* size of the strings block */
+ uint32_t size_dt_strings; /* size of the strings block */
/* version 17 fields below */
- uint32_t size_dt_struct; /* size of the structure block */
+ uint32_t size_dt_struct; /* size of the structure block */
};
struct fdt_reserve_entry {
@@ -60,12 +41,12 @@
#endif /* !__ASSEMBLY */
-#define FDT_MAGIC 0xd00dfeed /* 4: version, 4: total size */
+#define FDT_MAGIC 0xd00dfeed /* 4: version, 4: total size */
#define FDT_TAGSIZE sizeof(uint32_t)
-#define FDT_BEGIN_NODE 0x1 /* Start node: full name */
-#define FDT_END_NODE 0x2 /* End node */
-#define FDT_PROP 0x3 /* Property: name off,
+#define FDT_BEGIN_NODE 0x1 /* Start node: full name */
+#define FDT_END_NODE 0x2 /* End node */
+#define FDT_PROP 0x3 /* Property: name off,
size, content */
#define FDT_NOP 0x4 /* nop */
#define FDT_END 0x9
diff --git a/include/fdt_support.h b/include/fdt_support.h
index 60fa423..8f781d4 100644
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -29,6 +29,22 @@
#include <fdt.h>
int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force);
+void do_fixup_by_path(void *fdt, const char *path, const char *prop,
+ const void *val, int len, int create);
+void do_fixup_by_path_u32(void *fdt, const char *path, const char *prop,
+ u32 val, int create);
+void do_fixup_by_prop(void *fdt,
+ const char *pname, const void *pval, int plen,
+ const char *prop, const void *val, int len,
+ int create);
+void do_fixup_by_prop_u32(void *fdt,
+ const char *pname, const void *pval, int plen,
+ const char *prop, u32 val, int create);
+void do_fixup_by_compat(void *fdt, const char *compat,
+ const char *prop, const void *val, int len, int create);
+void do_fixup_by_compat_u32(void *fdt, const char *compat,
+ const char *prop, u32 val, int create);
+void fdt_fixup_ethernet(void *fdt, bd_t *bd);
#ifdef CONFIG_OF_HAS_UBOOT_ENV
int fdt_env(void *fdt);
diff --git a/include/libfdt.h b/include/libfdt.h
index 38c65a9..6b2fb92 100644
--- a/include/libfdt.h
+++ b/include/libfdt.h
@@ -1,154 +1,721 @@
+#ifndef _LIBFDT_H
+#define _LIBFDT_H
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
+ * libfdt is dual licensed: you can use it either under the terms of
+ * the GPL, or the BSD license, at your option.
*
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
+ * a) This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * Alternatively,
+ *
+ * b) Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#ifndef _LIBFDT_H
-#define _LIBFDT_H
-
-#include <fdt.h>
#include <libfdt_env.h>
+#include <fdt.h>
#define FDT_FIRST_SUPPORTED_VERSION 0x10
#define FDT_LAST_SUPPORTED_VERSION 0x11
/* Error codes: informative error codes */
#define FDT_ERR_NOTFOUND 1
+ /* FDT_ERR_NOTFOUND: The requested node or property does not exist */
#define FDT_ERR_EXISTS 2
+ /* FDT_ERR_EXISTS: Attemped to create a node or property which
+ * already exists */
#define FDT_ERR_NOSPACE 3
+ /* FDT_ERR_NOSPACE: Operation needed to expand the device
+ * tree, but its buffer did not have sufficient space to
+ * contain the expanded tree. Use fdt_open_into() to move the
+ * device tree to a buffer with more space. */
/* Error codes: codes for bad parameters */
#define FDT_ERR_BADOFFSET 4
+ /* FDT_ERR_BADOFFSET: Function was passed a structure block
+ * offset which is out-of-bounds, or which points to an
+ * unsuitable part of the structure for the operation. */
#define FDT_ERR_BADPATH 5
-#define FDT_ERR_BADSTATE 6
+ /* FDT_ERR_BADPATH: Function was passed a badly formatted path
+ * (e.g. missing a leading / for a function which requires an
+ * absolute path) */
+#define FDT_ERR_BADPHANDLE 6
+ /* FDT_ERR_BADPHANDLE: Function was passed an invalid phandle
+ * value. phandle values of 0 and -1 are not permitted. */
+#define FDT_ERR_BADSTATE 7
+ /* FDT_ERR_BADSTATE: Function was passed an incomplete device
+ * tree created by the sequential-write functions, which is
+ * not sufficiently complete for the requested operation. */
/* Error codes: codes for bad device tree blobs */
-#define FDT_ERR_TRUNCATED 7
-#define FDT_ERR_BADMAGIC 8
-#define FDT_ERR_BADVERSION 9
-#define FDT_ERR_BADSTRUCTURE 10
-#define FDT_ERR_BADLAYOUT 11
+#define FDT_ERR_TRUNCATED 8
+ /* FDT_ERR_TRUNCATED: Structure block of the given device tree
+ * ends without an FDT_END tag. */
+#define FDT_ERR_BADMAGIC 9
+ /* FDT_ERR_BADMAGIC: Given "device tree" appears not to be a
+ * device tree at all - it is missing the flattened device
+ * tree magic number. */
+#define FDT_ERR_BADVERSION 10
+ /* FDT_ERR_BADVERSION: Given device tree has a version which
+ * can't be handled by the requested operation. For
+ * read-write functions, this may mean that fdt_open_into() is
+ * required to convert the tree to the expected version. */
+#define FDT_ERR_BADSTRUCTURE 11
+ /* FDT_ERR_BADSTRUCTURE: Given device tree has a corrupt
+ * structure block or other serious error (e.g. misnested
+ * nodes, or subnodes preceding properties). */
+#define FDT_ERR_BADLAYOUT 12
+ /* FDT_ERR_BADLAYOUT: For read-write functions, the given
+ * device tree has it's sub-blocks in an order that the
+ * function can't handle (memory reserve map, then structure,
+ * then strings). Use fdt_open_into() to reorganize the tree
+ * into a form suitable for the read-write operations. */
-#define FDT_ERR_MAX 11
+/* "Can't happen" error indicating a bug in libfdt */
+#define FDT_ERR_INTERNAL 13
+ /* FDT_ERR_INTERNAL: libfdt has failed an internal assertion.
+ * Should never be returned, if it is, it indicates a bug in
+ * libfdt itself. */
+
+#define FDT_ERR_MAX 13
+
+/**********************************************************************/
+/* Low-level functions (you probably don't need these) */
+/**********************************************************************/
+
+const void *fdt_offset_ptr(const void *fdt, int offset, int checklen);
+static inline void *fdt_offset_ptr_w(void *fdt, int offset, int checklen)
+{
+ return (void *)fdt_offset_ptr(fdt, offset, checklen);
+}
+
+uint32_t fdt_next_tag(const void *fdt, int offset, int *nextoffset);
+
+/**********************************************************************/
+/* General functions */
+/**********************************************************************/
#define fdt_get_header(fdt, field) \
- (fdt32_to_cpu(((struct fdt_header *)(fdt))->field))
-#define fdt_magic(fdt) (fdt_get_header(fdt, magic))
+ (fdt32_to_cpu(((const struct fdt_header *)(fdt))->field))
+#define fdt_magic(fdt) (fdt_get_header(fdt, magic))
#define fdt_totalsize(fdt) (fdt_get_header(fdt, totalsize))
#define fdt_off_dt_struct(fdt) (fdt_get_header(fdt, off_dt_struct))
#define fdt_off_dt_strings(fdt) (fdt_get_header(fdt, off_dt_strings))
#define fdt_off_mem_rsvmap(fdt) (fdt_get_header(fdt, off_mem_rsvmap))
#define fdt_version(fdt) (fdt_get_header(fdt, version))
-#define fdt_last_comp_version(fdt) (fdt_get_header(fdt, last_comp_version))
-#define fdt_boot_cpuid_phys(fdt) (fdt_get_header(fdt, boot_cpuid_phys))
-#define fdt_size_dt_strings(fdt) (fdt_get_header(fdt, size_dt_strings))
+#define fdt_last_comp_version(fdt) (fdt_get_header(fdt, last_comp_version))
+#define fdt_boot_cpuid_phys(fdt) (fdt_get_header(fdt, boot_cpuid_phys))
+#define fdt_size_dt_strings(fdt) (fdt_get_header(fdt, size_dt_strings))
#define fdt_size_dt_struct(fdt) (fdt_get_header(fdt, size_dt_struct))
-#define fdt_set_header(fdt, field, val) \
- ((struct fdt_header *)(fdt))->field = cpu_to_fdt32(val)
+#define __fdt_set_hdr(name) \
+ static inline void fdt_set_##name(void *fdt, uint32_t val) \
+ { \
+ struct fdt_header *fdth = fdt; \
+ fdth->name = cpu_to_fdt32(val); \
+ }
+__fdt_set_hdr(magic);
+__fdt_set_hdr(totalsize);
+__fdt_set_hdr(off_dt_struct);
+__fdt_set_hdr(off_dt_strings);
+__fdt_set_hdr(off_mem_rsvmap);
+__fdt_set_hdr(version);
+__fdt_set_hdr(last_comp_version);
+__fdt_set_hdr(boot_cpuid_phys);
+__fdt_set_hdr(size_dt_strings);
+__fdt_set_hdr(size_dt_struct);
+#undef __fdt_set_hdr
+/**
+ * fdt_check_header - sanity check a device tree or possible device tree
+ * @fdt: pointer to data which might be a flattened device tree
+ *
+ * fdt_check_header() checks that the given buffer contains what
+ * appears to be a flattened device tree with sane information in its
+ * header.
+ *
+ * returns:
+ * 0, if the buffer appears to contain a valid device tree
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE, standard meanings, as above
+ */
int fdt_check_header(const void *fdt);
-void *fdt_offset_ptr(const void *fdt, int offset, int checklen);
-
-#define fdt_offset_ptr_typed(fdt, offset, var) \
- ((typeof(var))(fdt_offset_ptr((fdt), (offset), sizeof(*(var)))))
-
+/**
+ * fdt_move - move a device tree around in memory
+ * @fdt: pointer to the device tree to move
+ * @buf: pointer to memory where the device is to be moved
+ * @bufsize: size of the memory space at buf
+ *
+ * fdt_move() relocates, if possible, the device tree blob located at
+ * fdt to the buffer at buf of size bufsize. The buffer may overlap
+ * with the existing device tree blob at fdt. Therefore,
+ * fdt_move(fdt, fdt, fdt_totalsize(fdt))
+ * should always succeed.
+ *
+ * returns:
+ * 0, on success
+ * -FDT_ERR_NOSPACE, bufsize is insufficient to contain the device tree
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE, standard meanings
+ */
int fdt_move(const void *fdt, void *buf, int bufsize);
-/* Read-only functions */
-char *fdt_string(const void *fdt, int stroffset);
+/**********************************************************************/
+/* Read-only functions */
+/**********************************************************************/
+/**
+ * fdt_string - retreive a string from the strings block of a device tree
+ * @fdt: pointer to the device tree blob
+ * @stroffset: offset of the string within the strings block (native endian)
+ *
+ * fdt_string() retrieves a pointer to a single string from the
+ * strings block of the device tree blob at fdt.
+ *
+ * returns:
+ * a pointer to the string, on success
+ * NULL, if stroffset is out of bounds
+ */
+const char *fdt_string(const void *fdt, int stroffset);
+
+/**
+ * fdt_num_mem_rsv - retreive the number of memory reserve map entries
+ * @fdt: pointer to the device tree blob
+ *
+ * Returns the number of entries in the device tree blob's memory
+ * reservation map. This does not include the terminating 0,0 entry
+ * or any other (0,0) entries reserved for expansion.
+ *
+ * returns:
+ * the number of entries
+ */
+int fdt_num_mem_rsv(const void *fdt);
+
+/**
+ * fdt_get_mem_rsv - retreive one memory reserve map entry
+ * @fdt: pointer to the device tree blob
+ * @address, @size: pointers to 64-bit variables
+ *
+ * On success, *address and *size will contain the address and size of
+ * the n-th reserve map entry from the device tree blob, in
+ * native-endian format.
+ *
+ * returns:
+ * 0, on success
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE, standard meanings
+ */
+int fdt_get_mem_rsv(const void *fdt, int n, uint64_t *address, uint64_t *size);
+
+/**
+ * fdt_subnode_offset_namelen - find a subnode based on substring
+ * @fdt: pointer to the device tree blob
+ * @parentoffset: structure block offset of a node
+ * @name: name of the subnode to locate
+ * @namelen: number of characters of name to consider
+ *
+ * Identical to fdt_subnode_offset(), but only examine the first
+ * namelen characters of name for matching the subnode name. This is
+ * useful for finding subnodes based on a portion of a larger string,
+ * such as a full path.
+ */
int fdt_subnode_offset_namelen(const void *fdt, int parentoffset,
const char *name, int namelen);
+/**
+ * fdt_subnode_offset - find a subnode of a given node
+ * @fdt: pointer to the device tree blob
+ * @parentoffset: structure block offset of a node
+ * @name: name of the subnode to locate
+ *
+ * fdt_subnode_offset() finds a subnode of the node at structure block
+ * offset parentoffset with the given name. name may include a unit
+ * address, in which case fdt_subnode_offset() will find the subnode
+ * with that unit address, or the unit address may be omitted, in
+ * which case fdt_subnode_offset() will find an arbitrary subnode
+ * whose name excluding unit address matches the given name.
+ *
+ * returns:
+ * structure block offset of the requested subnode (>=0), on success
+ * -FDT_ERR_NOTFOUND, if the requested subnode does not exist
+ * -FDT_ERR_BADOFFSET, if parentoffset did not point to an FDT_BEGIN_NODE tag
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE,
+ * -FDT_ERR_TRUNCATED, standard meanings.
+ */
int fdt_subnode_offset(const void *fdt, int parentoffset, const char *name);
-int fdt_find_node_by_path(const void *fdt, const char *path);
-int fdt_find_node_by_type(const void *fdt, int nodeoffset, const char *type);
+/**
+ * fdt_path_offset - find a tree node by its full path
+ * @fdt: pointer to the device tree blob
+ * @path: full path of the node to locate
+ *
+ * fdt_path_offset() finds a node of a given path in the device tree.
+ * Each path component may omit the unit address portion, but the
+ * results of this are undefined if any such path component is
+ * ambiguous (that is if there are multiple nodes at the relevant
+ * level matching the given component, differentiated only by unit
+ * address).
+ *
+ * returns:
+ * structure block offset of the node with the requested path (>=0), on success
+ * -FDT_ERR_BADPATH, given path does not begin with '/' or is invalid
+ * -FDT_ERR_NOTFOUND, if the requested node does not exist
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE,
+ * -FDT_ERR_TRUNCATED, standard meanings.
+ */
+int fdt_path_offset(const void *fdt, const char *path);
-int fdt_node_is_compatible(const void *fdt, int nodeoffset,
- const char *compat);
-int fdt_find_compatible_node(const void *fdt, int nodeoffset,
- const char *type, const char *compat);
+/**
+ * fdt_get_name - retreive the name of a given node
+ * @fdt: pointer to the device tree blob
+ * @nodeoffset: structure block offset of the starting node
+ * @lenp: pointer to an integer variable (will be overwritten) or NULL
+ *
+ * fdt_get_name() retrieves the name (including unit address) of the
+ * device tree node at structure block offset nodeoffset. If lenp is
+ * non-NULL, the length of this name is also returned, in the integer
+ * pointed to by lenp.
+ *
+ * returns:
+ * pointer to the node's name, on success
+ * If lenp is non-NULL, *lenp contains the length of that name (>=0)
+ * NULL, on error
+ * if lenp is non-NULL *lenp contains an error code (<0):
+ * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE, standard meanings
+ */
+const char *fdt_get_name(const void *fdt, int nodeoffset, int *lenp);
-struct fdt_property *fdt_get_property(const void *fdt, int nodeoffset,
- const char *name, int *lenp);
-void *fdt_getprop(const void *fdt, int nodeoffset,
- const char *name, int *lenp);
+/**
+ * fdt_get_property - find a given property in a given node
+ * @fdt: pointer to the device tree blob
+ * @nodeoffset: offset of the node whose property to find
+ * @name: name of the property to find
+ * @lenp: pointer to an integer variable (will be overwritten) or NULL
+ *
+ * fdt_get_property() retrieves a pointer to the fdt_property
+ * structure within the device tree blob corresponding to the property
+ * named 'name' of the node at offset nodeoffset. If lenp is
+ * non-NULL, the length of the property value also returned, in the
+ * integer pointed to by lenp.
+ *
+ * returns:
+ * pointer to the structure representing the property
+ * if lenp is non-NULL, *lenp contains the length of the property
+ * value (>=0)
+ * NULL, on error
+ * if lenp is non-NULL, *lenp contains an error code (<0):
+ * -FDT_ERR_NOTFOUND, node does not have named property
+ * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE,
+ * -FDT_ERR_TRUNCATED, standard meanings
+ */
+const struct fdt_property *fdt_get_property(const void *fdt, int nodeoffset,
+ const char *name, int *lenp);
+static inline struct fdt_property *fdt_get_property_w(void *fdt, int nodeoffset,
+ const char *name,
+ int *lenp)
+{
+ return (struct fdt_property *)fdt_get_property(fdt, nodeoffset,
+ name, lenp);
+}
-uint32_t fdt_next_tag(const void *fdt, int offset,
- int *nextoffset, char **namep);
-int fdt_num_reservemap(void *fdt, int *used, int *total);
-int fdt_get_reservemap(void *fdt, int n, struct fdt_reserve_entry *re);
+/**
+ * fdt_getprop - retrieve the value of a given property
+ * @fdt: pointer to the device tree blob
+ * @nodeoffset: offset of the node whose property to find
+ * @name: name of the property to find
+ * @lenp: pointer to an integer variable (will be overwritten) or NULL
+ *
+ * fdt_getprop() retrieves a pointer to the value of the property
+ * named 'name' of the node at offset nodeoffset (this will be a
+ * pointer to within the device blob itself, not a copy of the value).
+ * If lenp is non-NULL, the length of the property value also
+ * returned, in the integer pointed to by lenp.
+ *
+ * returns:
+ * pointer to the property's value
+ * if lenp is non-NULL, *lenp contains the length of the property
+ * value (>=0)
+ * NULL, on error
+ * if lenp is non-NULL, *lenp contains an error code (<0):
+ * -FDT_ERR_NOTFOUND, node does not have named property
+ * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE,
+ * -FDT_ERR_TRUNCATED, standard meanings
+ */
+const void *fdt_getprop(const void *fdt, int nodeoffset,
+ const char *name, int *lenp);
+static inline void *fdt_getprop_w(void *fdt, int nodeoffset,
+ const char *name, int *lenp)
+{
+ return (void *)fdt_getprop(fdt, nodeoffset, name, lenp);
+}
-/* Write-in-place functions */
+/**
+ * fdt_get_phandle - retreive the phandle of a given node
+ * @fdt: pointer to the device tree blob
+ * @nodeoffset: structure block offset of the node
+ *
+ * fdt_get_phandle() retrieves the phandle of the device tree node at
+ * structure block offset nodeoffset.
+ *
+ * returns:
+ * the phandle of the node at nodeoffset, on succes (!= 0, != -1)
+ * 0, if the node has no phandle, or another error occurs
+ */
+uint32_t fdt_get_phandle(const void *fdt, int nodeoffset);
+
+/**
+ * fdt_get_path - determine the full path of a node
+ * @fdt: pointer to the device tree blob
+ * @nodeoffset: offset of the node whose path to find
+ * @buf: character buffer to contain the returned path (will be overwritten)
+ * @buflen: size of the character buffer at buf
+ *
+ * fdt_get_path() computes the full path of the node at offset
+ * nodeoffset, and records that path in the buffer at buf.
+ *
+ * NOTE: This function is expensive, as it must scan the device tree
+ * structure from the start to nodeoffset.
+ *
+ * returns:
+ * 0, on success
+ * buf contains the absolute path of the node at
+ * nodeoffset, as a NUL-terminated string.
+ * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
+ * -FDT_ERR_NOSPACE, the path of the given node is longer than (bufsize-1)
+ * characters and will not fit in the given buffer.
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE, standard meanings
+ */
+int fdt_get_path(const void *fdt, int nodeoffset, char *buf, int buflen);
+
+/**
+ * fdt_supernode_atdepth_offset - find a specific ancestor of a node
+ * @fdt: pointer to the device tree blob
+ * @nodeoffset: offset of the node whose parent to find
+ * @supernodedepth: depth of the ancestor to find
+ * @nodedepth: pointer to an integer variable (will be overwritten) or NULL
+ *
+ * fdt_supernode_atdepth_offset() finds an ancestor of the given node
+ * at a specific depth from the root (where the root itself has depth
+ * 0, its immediate subnodes depth 1 and so forth). So
+ * fdt_supernode_atdepth_offset(fdt, nodeoffset, 0, NULL);
+ * will always return 0, the offset of the root node. If the node at
+ * nodeoffset has depth D, then:
+ * fdt_supernode_atdepth_offset(fdt, nodeoffset, D, NULL);
+ * will return nodeoffset itself.
+ *
+ * NOTE: This function is expensive, as it must scan the device tree
+ * structure from the start to nodeoffset.
+ *
+ * returns:
+
+ * structure block offset of the node at node offset's ancestor
+ * of depth supernodedepth (>=0), on success
+ * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
+* -FDT_ERR_NOTFOUND, supernodedepth was greater than the depth of nodeoffset
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE, standard meanings
+ */
+int fdt_supernode_atdepth_offset(const void *fdt, int nodeoffset,
+ int supernodedepth, int *nodedepth);
+
+/**
+ * fdt_node_depth - find the depth of a given node
+ * @fdt: pointer to the device tree blob
+ * @nodeoffset: offset of the node whose parent to find
+ *
+ * fdt_node_depth() finds the depth of a given node. The root node
+ * has depth 0, its immediate subnodes depth 1 and so forth.
+ *
+ * NOTE: This function is expensive, as it must scan the device tree
+ * structure from the start to nodeoffset.
+ *
+ * returns:
+ * depth of the node at nodeoffset (>=0), on success
+ * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE, standard meanings
+ */
+int fdt_node_depth(const void *fdt, int nodeoffset);
+
+/**
+ * fdt_parent_offset - find the parent of a given node
+ * @fdt: pointer to the device tree blob
+ * @nodeoffset: offset of the node whose parent to find
+ *
+ * fdt_parent_offset() locates the parent node of a given node (that
+ * is, it finds the offset of the node which contains the node at
+ * nodeoffset as a subnode).
+ *
+ * NOTE: This function is expensive, as it must scan the device tree
+ * structure from the start to nodeoffset, *twice*.
+ *
+ * returns:
+ * stucture block offset of the parent of the node at nodeoffset
+ * (>=0), on success
+ * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE, standard meanings
+ */
+int fdt_parent_offset(const void *fdt, int nodeoffset);
+
+/**
+ * fdt_node_offset_by_prop_value - find nodes with a given property value
+ * @fdt: pointer to the device tree blob
+ * @startoffset: only find nodes after this offset
+ * @propname: property name to check
+ * @propval: property value to search for
+ * @proplen: length of the value in propval
+ *
+ * fdt_node_offset_by_prop_value() returns the offset of the first
+ * node after startoffset, which has a property named propname whose
+ * value is of length proplen and has value equal to propval; or if
+ * startoffset is -1, the very first such node in the tree.
+ *
+ * To iterate through all nodes matching the criterion, the following
+ * idiom can be used:
+ * offset = fdt_node_offset_by_prop_value(fdt, -1, propname,
+ * propval, proplen);
+ * while (offset != -FDT_ERR_NOTFOUND) {
+ * // other code here
+ * offset = fdt_node_offset_by_prop_value(fdt, offset, propname,
+ * propval, proplen);
+ * }
+ *
+ * Note the -1 in the first call to the function, if 0 is used here
+ * instead, the function will never locate the root node, even if it
+ * matches the criterion.
+ *
+ * returns:
+ * structure block offset of the located node (>= 0, >startoffset),
+ * on success
+ * -FDT_ERR_NOTFOUND, no node matching the criterion exists in the
+ * tree after startoffset
+ * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE, standard meanings
+ */
+int fdt_node_offset_by_prop_value(const void *fdt, int startoffset,
+ const char *propname,
+ const void *propval, int proplen);
+
+/**
+ * fdt_node_offset_by_phandle - find the node with a given phandle
+ * @fdt: pointer to the device tree blob
+ * @phandle: phandle value
+ *
+ * fdt_node_offset_by_prop_value() returns the offset of the node
+ * which has the given phandle value. If there is more than one node
+ * in the tree with the given phandle (an invalid tree), results are
+ * undefined.
+ *
+ * returns:
+ * structure block offset of the located node (>= 0), on success
+ * -FDT_ERR_NOTFOUND, no node with that phandle exists
+ * -FDT_ERR_BADPHANDLE, given phandle value was invalid (0 or -1)
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE, standard meanings
+ */
+int fdt_node_offset_by_phandle(const void *fdt, uint32_t phandle);
+
+/**
+ * fdt_node_check_compatible: check a node's compatible property
+ * @fdt: pointer to the device tree blob
+ * @nodeoffset: offset of a tree node
+ * @compatible: string to match against
+ *
+ *
+ * fdt_node_check_compatible() returns 0 if the given node contains a
+ * 'compatible' property with the given string as one of its elements,
+ * it returns non-zero otherwise, or on error.
+ *
+ * returns:
+ * 0, if the node has a 'compatible' property listing the given string
+ * 1, if the node has a 'compatible' property, but it does not list
+ * the given string
+ * -FDT_ERR_NOTFOUND, if the given node has no 'compatible' property
+ * -FDT_ERR_BADOFFSET, if nodeoffset does not refer to a BEGIN_NODE tag
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE, standard meanings
+ */
+int fdt_node_check_compatible(const void *fdt, int nodeoffset,
+ const char *compatible);
+
+/**
+ * fdt_node_offset_by_compatible - find nodes with a given 'compatible' value
+ * @fdt: pointer to the device tree blob
+ * @startoffset: only find nodes after this offset
+ * @compatible: 'compatible' string to match against
+ *
+ * fdt_node_offset_by_compatible() returns the offset of the first
+ * node after startoffset, which has a 'compatible' property which
+ * lists the given compatible string; or if startoffset is -1, the
+ * very first such node in the tree.
+ *
+ * To iterate through all nodes matching the criterion, the following
+ * idiom can be used:
+ * offset = fdt_node_offset_by_compatible(fdt, -1, compatible);
+ * while (offset != -FDT_ERR_NOTFOUND) {
+ * // other code here
+ * offset = fdt_node_offset_by_compatible(fdt, offset, compatible);
+ * }
+ *
+ * Note the -1 in the first call to the function, if 0 is used here
+ * instead, the function will never locate the root node, even if it
+ * matches the criterion.
+ *
+ * returns:
+ * structure block offset of the located node (>= 0, >startoffset),
+ * on success
+ * -FDT_ERR_NOTFOUND, no node matching the criterion exists in the
+ * tree after startoffset
+ * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE, standard meanings
+ */
+int fdt_node_offset_by_compatible(const void *fdt, int startoffset,
+ const char *compatible);
+
+/**********************************************************************/
+/* Write-in-place functions */
+/**********************************************************************/
+
int fdt_setprop_inplace(void *fdt, int nodeoffset, const char *name,
const void *val, int len);
-
-#define fdt_setprop_inplace_typed(fdt, nodeoffset, name, val) \
- ({ \
- typeof(val) x = val; \
- fdt_setprop_inplace(fdt, nodeoffset, name, &x, sizeof(x)); \
- })
+static inline int fdt_setprop_inplace_cell(void *fdt, int nodeoffset,
+ const char *name, uint32_t val)
+{
+ val = cpu_to_fdt32(val);
+ return fdt_setprop_inplace(fdt, nodeoffset, name, &val, sizeof(val));
+}
int fdt_nop_property(void *fdt, int nodeoffset, const char *name);
int fdt_nop_node(void *fdt, int nodeoffset);
-int fdt_insert_reservemap_entry(void *fdt, int n, uint64_t addr, uint64_t size);
+/**********************************************************************/
+/* Sequential write functions */
+/**********************************************************************/
-/* Sequential-write functions */
int fdt_create(void *buf, int bufsize);
int fdt_add_reservemap_entry(void *fdt, uint64_t addr, uint64_t size);
int fdt_finish_reservemap(void *fdt);
int fdt_begin_node(void *fdt, const char *name);
int fdt_property(void *fdt, const char *name, const void *val, int len);
-#define fdt_property_typed(fdt, name, val) \
- ({ \
- typeof(val) x = (val); \
- fdt_property((fdt), (name), &x, sizeof(x)); \
- })
+static inline int fdt_property_cell(void *fdt, const char *name, uint32_t val)
+{
+ val = cpu_to_fdt32(val);
+ return fdt_property(fdt, name, &val, sizeof(val));
+}
#define fdt_property_string(fdt, name, str) \
fdt_property(fdt, name, str, strlen(str)+1)
int fdt_end_node(void *fdt);
int fdt_finish(void *fdt);
-int fdt_replace_reservemap_entry(void *fdt, int n, uint64_t addr, uint64_t size);
-/* Read-write functions */
-int fdt_open_into(void *fdt, void *buf, int bufsize);
+/**********************************************************************/
+/* Read-write functions */
+/**********************************************************************/
+
+int fdt_open_into(const void *fdt, void *buf, int bufsize);
int fdt_pack(void *fdt);
+int fdt_add_mem_rsv(void *fdt, uint64_t address, uint64_t size);
+int fdt_del_mem_rsv(void *fdt, int n);
+
int fdt_setprop(void *fdt, int nodeoffset, const char *name,
const void *val, int len);
-#define fdt_setprop_typed(fdt, nodeoffset, name, val) \
- ({ \
- typeof(val) x = (val); \
- fdt_setprop((fdt), (nodeoffset), (name), &x, sizeof(x)); \
- })
+static inline int fdt_setprop_cell(void *fdt, int nodeoffset, const char *name,
+ uint32_t val)
+{
+ val = cpu_to_fdt32(val);
+ return fdt_setprop(fdt, nodeoffset, name, &val, sizeof(val));
+}
#define fdt_setprop_string(fdt, nodeoffset, name, str) \
fdt_setprop((fdt), (nodeoffset), (name), (str), strlen(str)+1)
-int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
- const void *val, int len, int create);
int fdt_delprop(void *fdt, int nodeoffset, const char *name);
int fdt_add_subnode_namelen(void *fdt, int parentoffset,
const char *name, int namelen);
int fdt_add_subnode(void *fdt, int parentoffset, const char *name);
int fdt_del_node(void *fdt, int nodeoffset);
-/* Extra functions */
+/**********************************************************************/
+/* Debugging / informational functions */
+/**********************************************************************/
+
const char *fdt_strerror(int errval);
#endif /* _LIBFDT_H */
diff --git a/libfdt/Makefile b/libfdt/Makefile
index 126fa2c..d166cce 100644
--- a/libfdt/Makefile
+++ b/libfdt/Makefile
@@ -27,7 +27,7 @@
SOBJS =
-COBJS-y += fdt.o fdt_ro.o fdt_rw.o fdt_strerror.o fdt_sw.o fdt_wip.o
+COBJS-$(CONFIG_OF_LIBFDT) += fdt.o fdt_ro.o fdt_rw.o fdt_strerror.o fdt_sw.o fdt_wip.o
COBJS := $(COBJS-y)
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
diff --git a/libfdt/fdt.c b/libfdt/fdt.c
index 1ee67ad..586a361 100644
--- a/libfdt/fdt.c
+++ b/libfdt/fdt.c
@@ -2,23 +2,52 @@
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
+ * libfdt is dual licensed: you can use it either under the terms of
+ * the GPL, or the BSD license, at your option.
*
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
+ * a) This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * Alternatively,
+ *
+ * b) Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#include "config.h"
-#if CONFIG_OF_LIBFDT
-
#include "libfdt_env.h"
#include <fdt.h>
@@ -45,9 +74,9 @@
return 0;
}
-void *fdt_offset_ptr(const void *fdt, int offset, int len)
+const void *fdt_offset_ptr(const void *fdt, int offset, int len)
{
- void *p;
+ const void *p;
if (fdt_version(fdt) >= 0x11)
if (((offset + len) < offset)
@@ -61,6 +90,45 @@
return p;
}
+uint32_t fdt_next_tag(const void *fdt, int offset, int *nextoffset)
+{
+ const uint32_t *tagp, *lenp;
+ uint32_t tag;
+ const char *p;
+
+ if (offset % FDT_TAGSIZE)
+ return -1;
+
+ tagp = fdt_offset_ptr(fdt, offset, FDT_TAGSIZE);
+ if (! tagp)
+ return FDT_END; /* premature end */
+ tag = fdt32_to_cpu(*tagp);
+ offset += FDT_TAGSIZE;
+
+ switch (tag) {
+ case FDT_BEGIN_NODE:
+ /* skip name */
+ do {
+ p = fdt_offset_ptr(fdt, offset++, 1);
+ } while (p && (*p != '\0'));
+ if (! p)
+ return FDT_END;
+ break;
+ case FDT_PROP:
+ lenp = fdt_offset_ptr(fdt, offset, sizeof(*lenp));
+ if (! lenp)
+ return FDT_END;
+ /* skip name offset, length and value */
+ offset += 2*FDT_TAGSIZE + fdt32_to_cpu(*lenp);
+ break;
+ }
+
+ if (nextoffset)
+ *nextoffset = ALIGN(offset, FDT_TAGSIZE);
+
+ return tag;
+}
+
const char *_fdt_find_string(const char *strtab, int tabsize, const char *s)
{
int len = strlen(s) + 1;
@@ -86,5 +154,3 @@
memmove(buf, fdt, fdt_totalsize(fdt));
return 0;
}
-
-#endif /* CONFIG_OF_LIBFDT */
diff --git a/libfdt/fdt_ro.c b/libfdt/fdt_ro.c
index 46d525d..12a37d5 100644
--- a/libfdt/fdt_ro.c
+++ b/libfdt/fdt_ro.c
@@ -2,23 +2,52 @@
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
+ * libfdt is dual licensed: you can use it either under the terms of
+ * the GPL, or the BSD license, at your option.
*
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
+ * a) This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * Alternatively,
+ *
+ * b) Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#include "config.h"
-#if CONFIG_OF_LIBFDT
-
#include "libfdt_env.h"
#include <fdt.h>
@@ -26,14 +55,15 @@
#include "libfdt_internal.h"
-#define CHECK_HEADER(fdt) { \
- int err; \
- if ((err = fdt_check_header(fdt)) != 0) \
- return err; \
-}
+#define CHECK_HEADER(fdt) \
+ { \
+ int err; \
+ if ((err = fdt_check_header(fdt)) != 0) \
+ return err; \
+ }
-static int offset_streq(const void *fdt, int offset,
- const char *s, int len)
+static int nodename_eq(const void *fdt, int offset,
+ const char *s, int len)
{
const char *p = fdt_offset_ptr(fdt, offset, len+1);
@@ -44,169 +74,36 @@
if (memcmp(p, s, len) != 0)
return 0;
- if (p[len] != '\0')
+ if (p[len] == '\0')
+ return 1;
+ else if (!memchr(s, '@', len) && (p[len] == '@'))
+ return 1;
+ else
return 0;
-
- return 1;
}
-/*
- * Checks if the property name matches.
- */
-static int prop_name_eq(const void *fdt, int offset, const char *name,
- struct fdt_property **prop, int *lenp)
-{
- int namestroff, len;
-
- *prop = fdt_offset_ptr_typed(fdt, offset, *prop);
- if (! *prop)
- return -FDT_ERR_BADSTRUCTURE;
-
- namestroff = fdt32_to_cpu((*prop)->nameoff);
- if (streq(fdt_string(fdt, namestroff), name)) {
- len = fdt32_to_cpu((*prop)->len);
- *prop = fdt_offset_ptr(fdt, offset,
- sizeof(**prop) + len);
- if (*prop) {
- if (lenp)
- *lenp = len;
- return 1;
- } else
- return -FDT_ERR_BADSTRUCTURE;
- }
- return 0;
-}
-
-/*
- * Return a pointer to the string at the given string offset.
- */
-char *fdt_string(const void *fdt, int stroffset)
+const char *fdt_string(const void *fdt, int stroffset)
{
return (char *)fdt + fdt_off_dt_strings(fdt) + stroffset;
}
-/*
- * Check if the specified node is compatible by comparing the tokens
- * in its "compatible" property with the specified string:
- *
- * nodeoffset - starting place of the node
- * compat - the string to match to one of the tokens in the
- * "compatible" list.
- */
-int fdt_node_is_compatible(const void *fdt, int nodeoffset,
- const char *compat)
+int fdt_get_mem_rsv(const void *fdt, int n, uint64_t *address, uint64_t *size)
{
- const char* cp;
- int cplen, len;
-
- cp = fdt_getprop(fdt, nodeoffset, "compatible", &cplen);
- if (cp == NULL)
- return 0;
- while (cplen > 0) {
- if (strncmp(cp, compat, strlen(compat)) == 0)
- return 1;
- len = strlen(cp) + 1;
- cp += len;
- cplen -= len;
- }
-
+ CHECK_HEADER(fdt);
+ *address = fdt64_to_cpu(_fdt_mem_rsv(fdt, n)->address);
+ *size = fdt64_to_cpu(_fdt_mem_rsv(fdt, n)->size);
return 0;
}
-/*
- * Find a node by its device type property. On success, the offset of that
- * node is returned or an error code otherwise:
- *
- * nodeoffset - the node to start searching from or 0, the node you pass
- * will not be searched, only the next one will; typically,
- * you pass 0 to start the search and then what the previous
- * call returned.
- * type - the device type string to match against.
- */
-int fdt_find_node_by_type(const void *fdt, int nodeoffset, const char *type)
+int fdt_num_mem_rsv(const void *fdt)
{
- int offset, nextoffset;
- struct fdt_property *prop;
- uint32_t tag;
- int len, ret;
+ int i = 0;
- CHECK_HEADER(fdt);
-
- tag = fdt_next_tag(fdt, nodeoffset, &nextoffset, NULL);
- if (tag != FDT_BEGIN_NODE)
- return -FDT_ERR_BADOFFSET;
- if (nodeoffset)
- nodeoffset = 0; /* start searching with next node */
-
- while (1) {
- offset = nextoffset;
- tag = fdt_next_tag(fdt, offset, &nextoffset, NULL);
-
- switch (tag) {
- case FDT_BEGIN_NODE:
- nodeoffset = offset;
- break;
-
- case FDT_PROP:
- if (nodeoffset == 0)
- break;
- ret = prop_name_eq(fdt, offset, "device_type",
- &prop, &len);
- if (ret < 0)
- return ret;
- else if (ret > 0 &&
- strncmp(prop->data, type, len - 1) == 0)
- return nodeoffset;
- break;
-
- case FDT_END_NODE:
- case FDT_NOP:
- break;
-
- case FDT_END:
- return -FDT_ERR_NOTFOUND;
-
- default:
- return -FDT_ERR_BADSTRUCTURE;
- }
- }
+ while (fdt64_to_cpu(_fdt_mem_rsv(fdt, i)->size) != 0)
+ i++;
+ return i;
}
-/*
- * Find a node based on its device type and one of the tokens in its its
- * "compatible" property. On success, the offset of that node is returned
- * or an error code otherwise:
- *
- * nodeoffset - the node to start searching from or 0, the node you pass
- * will not be searched, only the next one will; typically,
- * you pass 0 to start the search and then what the previous
- * call returned.
- * type - the device type string to match against.
- * compat - the string to match to one of the tokens in the
- * "compatible" list.
- */
-int fdt_find_compatible_node(const void *fdt, int nodeoffset,
- const char *type, const char *compat)
-{
- int offset;
-
- offset = fdt_find_node_by_type(fdt, nodeoffset, type);
- if (offset < 0 || fdt_node_is_compatible(fdt, offset, compat))
- return offset;
-
- return -FDT_ERR_NOTFOUND;
-}
-
-/*
- * Return the node offset of the node specified by:
- * parentoffset - starting place (0 to start at the root)
- * name - name being searched for
- * namelen - length of the name: typically strlen(name)
- *
- * Notes:
- * If the start node has subnodes, the subnodes are _not_ searched for the
- * requested name.
- */
int fdt_subnode_offset_namelen(const void *fdt, int parentoffset,
const char *name, int namelen)
{
@@ -216,13 +113,13 @@
CHECK_HEADER(fdt);
- tag = fdt_next_tag(fdt, parentoffset, &nextoffset, NULL);
+ tag = fdt_next_tag(fdt, parentoffset, &nextoffset);
if (tag != FDT_BEGIN_NODE)
return -FDT_ERR_BADOFFSET;
do {
offset = nextoffset;
- tag = fdt_next_tag(fdt, offset, &nextoffset, NULL);
+ tag = fdt_next_tag(fdt, offset, &nextoffset);
switch (tag) {
case FDT_END:
@@ -230,15 +127,10 @@
case FDT_BEGIN_NODE:
level++;
- /*
- * If we are nested down levels, ignore the strings
- * until we get back to the proper level.
- */
if (level != 1)
continue;
-
- /* Return the offset if this is "our" string. */
- if (offset_streq(fdt, offset+FDT_TAGSIZE, name, namelen))
+ if (nodename_eq(fdt, offset+FDT_TAGSIZE, name, namelen))
+ /* Found it! */
return offset;
break;
@@ -258,20 +150,13 @@
return -FDT_ERR_NOTFOUND;
}
-/*
- * See fdt_subnode_offset_namelen()
- */
int fdt_subnode_offset(const void *fdt, int parentoffset,
const char *name)
{
return fdt_subnode_offset_namelen(fdt, parentoffset, name, strlen(name));
}
-/*
- * Searches for the node corresponding to the given path and returns the
- * offset of that node.
- */
-int fdt_find_node_by_path(const void *fdt, const char *path)
+int fdt_path_offset(const void *fdt, const char *path)
{
const char *end = path + strlen(path);
const char *p = path;
@@ -279,37 +164,21 @@
CHECK_HEADER(fdt);
- /* Paths must be absolute */
if (*path != '/')
return -FDT_ERR_BADPATH;
- /* Handle the root path: root offset is 0 */
- if (strcmp(path, "/") == 0)
- return 0;
-
while (*p) {
const char *q;
- /* Skip path separator(s) */
while (*p == '/')
p++;
if (! *p)
- return -FDT_ERR_BADPATH;
-
- /*
- * Find the next path separator. The characters between
- * p and q are the next segment of the the path to find.
- */
+ return offset;
q = strchr(p, '/');
if (! q)
q = end;
- /*
- * Find the offset corresponding to the this path segment.
- */
offset = fdt_subnode_offset_namelen(fdt, offset, p, q-p);
-
- /* Oops, error, abort abort abort */
if (offset < 0)
return offset;
@@ -319,17 +188,37 @@
return offset;
}
-/*
- * Given the offset of a node and a name of a property in that node, return
- * a pointer to the property struct.
- */
-struct fdt_property *fdt_get_property(const void *fdt,
- int nodeoffset,
- const char *name, int *lenp)
+const char *fdt_get_name(const void *fdt, int nodeoffset, int *len)
{
- int level = 0;
+ const struct fdt_node_header *nh;
+ int err;
+
+ if ((err = fdt_check_header(fdt)) != 0)
+ goto fail;
+
+ err = -FDT_ERR_BADOFFSET;
+ nh = fdt_offset_ptr(fdt, nodeoffset, sizeof(*nh));
+ if (!nh || (fdt32_to_cpu(nh->tag) != FDT_BEGIN_NODE))
+ goto fail;
+
+ if (len)
+ *len = strlen(nh->name);
+
+ return nh->name;
+
+ fail:
+ if (len)
+ *len = err;
+ return NULL;
+}
+
+const struct fdt_property *fdt_get_property(const void *fdt,
+ int nodeoffset,
+ const char *name, int *lenp)
+{
uint32_t tag;
- struct fdt_property *prop;
+ const struct fdt_property *prop;
+ int namestroff;
int offset, nextoffset;
int err;
@@ -340,63 +229,59 @@
if (nodeoffset % FDT_TAGSIZE)
goto fail;
- tag = fdt_next_tag(fdt, nodeoffset, &nextoffset, NULL);
+ tag = fdt_next_tag(fdt, nodeoffset, &nextoffset);
if (tag != FDT_BEGIN_NODE)
goto fail;
do {
offset = nextoffset;
- tag = fdt_next_tag(fdt, offset, &nextoffset, NULL);
+ tag = fdt_next_tag(fdt, offset, &nextoffset);
switch (tag) {
case FDT_END:
err = -FDT_ERR_TRUNCATED;
goto fail;
case FDT_BEGIN_NODE:
- level++;
- break;
-
case FDT_END_NODE:
- level--;
+ case FDT_NOP:
break;
case FDT_PROP:
- /*
- * If we are nested down levels, ignore the strings
- * until we get back to the proper level.
- */
- if (level != 0)
- continue;
-
- err = prop_name_eq(fdt, offset, name, &prop, lenp);
- if (err > 0)
- return prop;
- else if (err < 0)
+ err = -FDT_ERR_BADSTRUCTURE;
+ prop = fdt_offset_ptr(fdt, offset, sizeof(*prop));
+ if (! prop)
goto fail;
- break;
+ namestroff = fdt32_to_cpu(prop->nameoff);
+ if (streq(fdt_string(fdt, namestroff), name)) {
+ /* Found it! */
+ int len = fdt32_to_cpu(prop->len);
+ prop = fdt_offset_ptr(fdt, offset,
+ sizeof(*prop)+len);
+ if (! prop)
+ goto fail;
- case FDT_NOP:
+ if (lenp)
+ *lenp = len;
+
+ return prop;
+ }
break;
default:
err = -FDT_ERR_BADSTRUCTURE;
goto fail;
}
- } while (level >= 0);
+ } while ((tag != FDT_BEGIN_NODE) && (tag != FDT_END_NODE));
err = -FDT_ERR_NOTFOUND;
-fail:
+ fail:
if (lenp)
*lenp = err;
return NULL;
}
-/*
- * Given the offset of a node and a name of a property in that node, return
- * a pointer to the property data (ONLY).
- */
-void *fdt_getprop(const void *fdt, int nodeoffset,
+const void *fdt_getprop(const void *fdt, int nodeoffset,
const char *name, int *lenp)
{
const struct fdt_property *prop;
@@ -405,132 +290,294 @@
if (! prop)
return NULL;
- return (void *)prop->data;
+ return prop->data;
}
-
-uint32_t fdt_next_tag(const void *fdt, int offset, int *nextoffset, char **namep)
+uint32_t fdt_get_phandle(const void *fdt, int nodeoffset)
{
- const uint32_t *tagp, *lenp;
+ const uint32_t *php;
+ int len;
+
+ php = fdt_getprop(fdt, nodeoffset, "linux,phandle", &len);
+ if (!php || (len != sizeof(*php)))
+ return 0;
+
+ return fdt32_to_cpu(*php);
+}
+
+int fdt_get_path(const void *fdt, int nodeoffset, char *buf, int buflen)
+{
uint32_t tag;
- const char *p;
+ int p = 0, overflow = 0;
+ int offset, nextoffset, namelen;
+ const char *name;
- if (offset % FDT_TAGSIZE)
- return -1;
+ CHECK_HEADER(fdt);
- tagp = fdt_offset_ptr(fdt, offset, FDT_TAGSIZE);
- if (! tagp)
- return FDT_END; /* premature end */
- tag = fdt32_to_cpu(*tagp);
- offset += FDT_TAGSIZE;
+ tag = fdt_next_tag(fdt, 0, &nextoffset);
+ if (tag != FDT_BEGIN_NODE)
+ return -FDT_ERR_BADSTRUCTURE;
- switch (tag) {
- case FDT_BEGIN_NODE:
- if(namep)
- *namep = fdt_offset_ptr(fdt, offset, 1);
-
- /* skip name */
- do {
- p = fdt_offset_ptr(fdt, offset++, 1);
- } while (p && (*p != '\0'));
- if (! p)
- return FDT_END;
- break;
- case FDT_PROP:
- lenp = fdt_offset_ptr(fdt, offset, sizeof(*lenp));
- if (! lenp)
- return FDT_END;
- /*
- * Get the property and set the namep to the name.
- */
- if(namep) {
- struct fdt_property *prop;
-
- prop = fdt_offset_ptr_typed(fdt, offset - FDT_TAGSIZE, prop);
- if (! prop)
- return -FDT_ERR_BADSTRUCTURE;
- *namep = fdt_string(fdt, fdt32_to_cpu(prop->nameoff));
- }
- /* skip name offset, length and value */
- offset += 2*FDT_TAGSIZE + fdt32_to_cpu(*lenp);
- break;
- }
-
- if (nextoffset)
- *nextoffset = ALIGN(offset, FDT_TAGSIZE);
-
- return tag;
-}
-
-/*
- * Return the number of used reserve map entries and total slots available.
- */
-int fdt_num_reservemap(void *fdt, int *used, int *total)
-{
- struct fdt_reserve_entry *re;
- int start;
- int end;
- int err = fdt_check_header(fdt);
-
- if (err != 0)
- return err;
-
- start = fdt_off_mem_rsvmap(fdt);
-
- /*
- * Convention is that the reserve map is before the dt_struct,
- * but it does not have to be.
- */
- end = fdt_totalsize(fdt);
- if (end > fdt_off_dt_struct(fdt))
- end = fdt_off_dt_struct(fdt);
- if (end > fdt_off_dt_strings(fdt))
- end = fdt_off_dt_strings(fdt);
-
- /*
- * Since the reserved area list is zero terminated, you get one fewer.
- */
- if (total)
- *total = ((end - start) / sizeof(struct fdt_reserve_entry)) - 1;
-
- if (used) {
- *used = 0;
- while (start < end) {
- re = (struct fdt_reserve_entry *)(fdt + start);
- if (re->size == 0)
- return 0; /* zero size terminates the list */
-
- *used += 1;
- start += sizeof(struct fdt_reserve_entry);
- }
- /*
- * If we get here, there was no zero size termination.
- */
- return -FDT_ERR_BADLAYOUT;
- }
- return 0;
-}
-
-/*
- * Return the nth reserve map entry.
- */
-int fdt_get_reservemap(void *fdt, int n, struct fdt_reserve_entry *re)
-{
- int used;
- int total;
- int err;
-
- err = fdt_num_reservemap(fdt, &used, &total);
- if (err != 0)
- return err;
-
- if (n >= total)
+ if (buflen < 2)
return -FDT_ERR_NOSPACE;
- if (re) {
- *re = *(struct fdt_reserve_entry *)
- _fdt_offset_ptr(fdt, n * sizeof(struct fdt_reserve_entry));
+ buf[0] = '/';
+ p = 1;
+
+ while (nextoffset <= nodeoffset) {
+ offset = nextoffset;
+ tag = fdt_next_tag(fdt, offset, &nextoffset);
+ switch (tag) {
+ case FDT_END:
+ return -FDT_ERR_BADOFFSET;
+
+ case FDT_BEGIN_NODE:
+ name = fdt_get_name(fdt, offset, &namelen);
+ if (!name)
+ return namelen;
+ if (overflow || ((p + namelen + 1) > buflen)) {
+ overflow++;
+ break;
+ }
+ memcpy(buf + p, name, namelen);
+ p += namelen;
+ buf[p++] = '/';
+ break;
+
+ case FDT_END_NODE:
+ if (overflow) {
+ overflow--;
+ break;
+ }
+ do {
+ p--;
+ } while (buf[p-1] != '/');
+ break;
+
+ case FDT_PROP:
+ case FDT_NOP:
+ break;
+
+ default:
+ return -FDT_ERR_BADSTRUCTURE;
+ }
+ }
+
+ if (overflow)
+ return -FDT_ERR_NOSPACE;
+
+ if (p > 1) /* special case so that root path is "/", not "" */
+ p--;
+ buf[p] = '\0';
+ return p;
+}
+
+int fdt_supernode_atdepth_offset(const void *fdt, int nodeoffset,
+ int supernodedepth, int *nodedepth)
+{
+ int level = -1;
+ uint32_t tag;
+ int offset, nextoffset = 0;
+ int supernodeoffset = -FDT_ERR_INTERNAL;
+
+ CHECK_HEADER(fdt);
+
+ if (supernodedepth < 0)
+ return -FDT_ERR_NOTFOUND;
+
+ do {
+ offset = nextoffset;
+ tag = fdt_next_tag(fdt, offset, &nextoffset);
+ switch (tag) {
+ case FDT_END:
+ return -FDT_ERR_BADOFFSET;
+
+ case FDT_BEGIN_NODE:
+ level++;
+ if (level == supernodedepth)
+ supernodeoffset = offset;
+ break;
+
+ case FDT_END_NODE:
+ level--;
+ break;
+
+ case FDT_PROP:
+ case FDT_NOP:
+ break;
+
+ default:
+ return -FDT_ERR_BADSTRUCTURE;
+ }
+ } while (offset < nodeoffset);
+
+ if (nodedepth)
+ *nodedepth = level;
+
+ if (supernodedepth > level)
+ return -FDT_ERR_NOTFOUND;
+ return supernodeoffset;
+}
+
+int fdt_node_depth(const void *fdt, int nodeoffset)
+{
+ int nodedepth;
+ int err;
+
+ err = fdt_supernode_atdepth_offset(fdt, nodeoffset, 0, &nodedepth);
+ if (err)
+ return (err < 0) ? err : -FDT_ERR_INTERNAL;
+ return nodedepth;
+}
+
+int fdt_parent_offset(const void *fdt, int nodeoffset)
+{
+ int nodedepth = fdt_node_depth(fdt, nodeoffset);
+
+ if (nodedepth < 0)
+ return nodedepth;
+ return fdt_supernode_atdepth_offset(fdt, nodeoffset,
+ nodedepth - 1, NULL);
+}
+
+int fdt_node_offset_by_prop_value(const void *fdt, int startoffset,
+ const char *propname,
+ const void *propval, int proplen)
+{
+ uint32_t tag;
+ int offset, nextoffset;
+ const void *val;
+ int len;
+
+ CHECK_HEADER(fdt);
+
+ if (startoffset >= 0) {
+ tag = fdt_next_tag(fdt, startoffset, &nextoffset);
+ if (tag != FDT_BEGIN_NODE)
+ return -FDT_ERR_BADOFFSET;
+ } else {
+ nextoffset = 0;
+ }
+
+ /* FIXME: The algorithm here is pretty horrible: we scan each
+ * property of a node in fdt_getprop(), then if that didn't
+ * find what we want, we scan over them again making our way
+ * to the next node. Still it's the easiest to implement
+ * approach; performance can come later. */
+ do {
+ offset = nextoffset;
+ tag = fdt_next_tag(fdt, offset, &nextoffset);
+
+ switch (tag) {
+ case FDT_BEGIN_NODE:
+ val = fdt_getprop(fdt, offset, propname, &len);
+ if (val
+ && (len == proplen)
+ && (memcmp(val, propval, len) == 0))
+ return offset;
+ break;
+
+ case FDT_PROP:
+ case FDT_END:
+ case FDT_END_NODE:
+ case FDT_NOP:
+ break;
+
+ default:
+ return -FDT_ERR_BADSTRUCTURE;
+ }
+ } while (tag != FDT_END);
+
+ return -FDT_ERR_NOTFOUND;
+}
+
+int fdt_node_offset_by_phandle(const void *fdt, uint32_t phandle)
+{
+ if ((phandle == 0) || (phandle == -1))
+ return -FDT_ERR_BADPHANDLE;
+ phandle = cpu_to_fdt32(phandle);
+ return fdt_node_offset_by_prop_value(fdt, -1, "linux,phandle",
+ &phandle, sizeof(phandle));
+}
+
+int _stringlist_contains(const void *strlist, int listlen, const char *str)
+{
+ int len = strlen(str);
+ const void *p;
+
+ while (listlen >= len) {
+ if (memcmp(str, strlist, len+1) == 0)
+ return 1;
+ p = memchr(strlist, '\0', listlen);
+ if (!p)
+ return 0; /* malformed strlist.. */
+ listlen -= (p-strlist) + 1;
+ strlist = p + 1;
}
return 0;
}
-#endif /* CONFIG_OF_LIBFDT */
+int fdt_node_check_compatible(const void *fdt, int nodeoffset,
+ const char *compatible)
+{
+ const void *prop;
+ int len;
+
+ prop = fdt_getprop(fdt, nodeoffset, "compatible", &len);
+ if (!prop)
+ return len;
+ if (_stringlist_contains(prop, len, compatible))
+ return 0;
+ else
+ return 1;
+}
+
+int fdt_node_offset_by_compatible(const void *fdt, int startoffset,
+ const char *compatible)
+{
+ uint32_t tag;
+ int offset, nextoffset;
+ int err;
+
+ CHECK_HEADER(fdt);
+
+ if (startoffset >= 0) {
+ tag = fdt_next_tag(fdt, startoffset, &nextoffset);
+ if (tag != FDT_BEGIN_NODE)
+ return -FDT_ERR_BADOFFSET;
+ } else {
+ nextoffset = 0;
+ }
+
+ /* FIXME: The algorithm here is pretty horrible: we scan each
+ * property of a node in fdt_node_check_compatible(), then if
+ * that didn't find what we want, we scan over them again
+ * making our way to the next node. Still it's the easiest to
+ * implement approach; performance can come later. */
+ do {
+ offset = nextoffset;
+ tag = fdt_next_tag(fdt, offset, &nextoffset);
+
+ switch (tag) {
+ case FDT_BEGIN_NODE:
+ err = fdt_node_check_compatible(fdt, offset,
+ compatible);
+ if ((err < 0)
+ && (err != -FDT_ERR_NOTFOUND))
+ return err;
+ else if (err == 0)
+ return offset;
+ break;
+
+ case FDT_PROP:
+ case FDT_END:
+ case FDT_END_NODE:
+ case FDT_NOP:
+ break;
+
+ default:
+ return -FDT_ERR_BADSTRUCTURE;
+ }
+ } while (tag != FDT_END);
+
+ return -FDT_ERR_NOTFOUND;
+}
diff --git a/libfdt/fdt_rw.c b/libfdt/fdt_rw.c
index 55fcc41..dfe5628 100644
--- a/libfdt/fdt_rw.c
+++ b/libfdt/fdt_rw.c
@@ -2,23 +2,52 @@
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
+ * libfdt is dual licensed: you can use it either under the terms of
+ * the GPL, or the BSD license, at your option.
*
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
+ * a) This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * Alternatively,
+ *
+ * b) Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#include "config.h"
-#if CONFIG_OF_LIBFDT
-
#include "libfdt_env.h"
#include <fdt.h>
@@ -26,25 +55,32 @@
#include "libfdt_internal.h"
+static int _blocks_misordered(const void *fdt,
+ int mem_rsv_size, int struct_size)
+{
+ return (fdt_off_mem_rsvmap(fdt) < ALIGN(sizeof(struct fdt_header), 8))
+ || (fdt_off_dt_struct(fdt) <
+ (fdt_off_mem_rsvmap(fdt) + mem_rsv_size))
+ || (fdt_off_dt_strings(fdt) <
+ (fdt_off_dt_struct(fdt) + struct_size))
+ || (fdt_totalsize(fdt) <
+ (fdt_off_dt_strings(fdt) + fdt_size_dt_strings(fdt)));
+}
+
static int rw_check_header(void *fdt)
{
int err;
if ((err = fdt_check_header(fdt)))
return err;
- if (fdt_version(fdt) < 0x11)
+ if (fdt_version(fdt) < 17)
return -FDT_ERR_BADVERSION;
- if (fdt_off_mem_rsvmap(fdt) < ALIGN(sizeof(struct fdt_header), 8))
+ if (_blocks_misordered(fdt, sizeof(struct fdt_reserve_entry),
+ fdt_size_dt_struct(fdt)))
return -FDT_ERR_BADLAYOUT;
- if (fdt_off_dt_struct(fdt) <
- (fdt_off_mem_rsvmap(fdt) + sizeof(struct fdt_reserve_entry)))
- return -FDT_ERR_BADLAYOUT;
- if (fdt_off_dt_strings(fdt) <
- (fdt_off_dt_struct(fdt) + fdt_size_dt_struct(fdt)))
- return -FDT_ERR_BADLAYOUT;
- if (fdt_totalsize(fdt) <
- (fdt_off_dt_strings(fdt) + fdt_size_dt_strings(fdt)))
- return -FDT_ERR_BADLAYOUT;
+ if (fdt_version(fdt) > 17)
+ fdt_set_version(fdt, 17);
+
return 0;
}
@@ -72,6 +108,19 @@
return 0;
}
+static int _blob_splice_mem_rsv(void *fdt, struct fdt_reserve_entry *p,
+ int oldn, int newn)
+{
+ int delta = (newn - oldn) * sizeof(*p);
+ int err;
+ err = _blob_splice(fdt, p, oldn * sizeof(*p), newn * sizeof(*p));
+ if (err)
+ return err;
+ fdt_set_off_dt_struct(fdt, fdt_off_dt_struct(fdt) + delta);
+ fdt_set_off_dt_strings(fdt, fdt_off_dt_strings(fdt) + delta);
+ return 0;
+}
+
static int _blob_splice_struct(void *fdt, void *p,
int oldlen, int newlen)
{
@@ -81,8 +130,8 @@
if ((err = _blob_splice(fdt, p, oldlen, newlen)))
return err;
- fdt_set_header(fdt, size_dt_struct, fdt_size_dt_struct(fdt) + delta);
- fdt_set_header(fdt, off_dt_strings, fdt_off_dt_strings(fdt) + delta);
+ fdt_set_size_dt_struct(fdt, fdt_size_dt_struct(fdt) + delta);
+ fdt_set_off_dt_strings(fdt, fdt_off_dt_strings(fdt) + delta);
return 0;
}
@@ -94,7 +143,7 @@
if ((err = _blob_splice(fdt, p, 0, newlen)))
return err;
- fdt_set_header(fdt, size_dt_strings, fdt_size_dt_strings(fdt) + newlen);
+ fdt_set_size_dt_strings(fdt, fdt_size_dt_strings(fdt) + newlen);
return 0;
}
@@ -120,13 +169,47 @@
return (new - strtab);
}
+int fdt_add_mem_rsv(void *fdt, uint64_t address, uint64_t size)
+{
+ struct fdt_reserve_entry *re;
+ int err;
+
+ if ((err = rw_check_header(fdt)))
+ return err;
+
+ re = _fdt_mem_rsv_w(fdt, fdt_num_mem_rsv(fdt));
+ err = _blob_splice_mem_rsv(fdt, re, 0, 1);
+ if (err)
+ return err;
+
+ re->address = cpu_to_fdt64(address);
+ re->size = cpu_to_fdt64(size);
+ return 0;
+}
+
+int fdt_del_mem_rsv(void *fdt, int n)
+{
+ struct fdt_reserve_entry *re = _fdt_mem_rsv_w(fdt, n);
+ int err;
+
+ if ((err = rw_check_header(fdt)))
+ return err;
+ if (n >= fdt_num_mem_rsv(fdt))
+ return -FDT_ERR_NOTFOUND;
+
+ err = _blob_splice_mem_rsv(fdt, re, 1, 0);
+ if (err)
+ return err;
+ return 0;
+}
+
static int _resize_property(void *fdt, int nodeoffset, const char *name, int len,
struct fdt_property **prop)
{
int oldlen;
int err;
- *prop = fdt_get_property(fdt, nodeoffset, name, &oldlen);
+ *prop = fdt_get_property_w(fdt, nodeoffset, name, &oldlen);
if (! (*prop))
return oldlen;
@@ -148,7 +231,7 @@
int namestroff;
int err;
- tag = fdt_next_tag(fdt, nodeoffset, &nextoffset, NULL);
+ tag = fdt_next_tag(fdt, nodeoffset, &nextoffset);
if (tag != FDT_BEGIN_NODE)
return -FDT_ERR_BADOFFSET;
@@ -156,7 +239,7 @@
if (namestroff < 0)
return namestroff;
- *prop = _fdt_offset_ptr(fdt, nextoffset);
+ *prop = _fdt_offset_ptr_w(fdt, nextoffset);
proplen = sizeof(**prop) + ALIGN(len, FDT_TAGSIZE);
err = _blob_splice_struct(fdt, *prop, 0, proplen);
@@ -188,32 +271,6 @@
return 0;
}
-/**
- * fdt_find_and_setprop: Find a node and set it's property
- *
- * @fdt: ptr to device tree
- * @node: path of node
- * @prop: property name
- * @val: ptr to new value
- * @len: length of new property value
- * @create: flag to create the property if it doesn't exist
- *
- * Convenience function to directly set a property given the path to the node.
- */
-int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
- const void *val, int len, int create)
-{
- int nodeoff = fdt_find_node_by_path(fdt, node);
-
- if (nodeoff < 0)
- return nodeoff;
-
- if ((!create) && (fdt_get_property(fdt, nodeoff, prop, 0) == NULL))
- return 0; /* create flag not set; so exit quietly */
-
- return fdt_setprop(fdt, nodeoff, prop, val, len);
-}
-
int fdt_delprop(void *fdt, int nodeoffset, const char *name)
{
struct fdt_property *prop;
@@ -221,7 +278,7 @@
RW_CHECK_HEADER(fdt);
- prop = fdt_get_property(fdt, nodeoffset, name, &len);
+ prop = fdt_get_property_w(fdt, nodeoffset, name, &len);
if (! prop)
return len;
@@ -248,13 +305,13 @@
return offset;
/* Try to place the new node after the parent's properties */
- fdt_next_tag(fdt, parentoffset, &nextoffset, NULL); /* skip the BEGIN_NODE */
+ fdt_next_tag(fdt, parentoffset, &nextoffset); /* skip the BEGIN_NODE */
do {
offset = nextoffset;
- tag = fdt_next_tag(fdt, offset, &nextoffset, NULL);
+ tag = fdt_next_tag(fdt, offset, &nextoffset);
} while (tag == FDT_PROP);
- nh = _fdt_offset_ptr(fdt, offset);
+ nh = _fdt_offset_ptr_w(fdt, offset);
nodelen = sizeof(*nh) + ALIGN(namelen+1, FDT_TAGSIZE) + FDT_TAGSIZE;
err = _blob_splice_struct(fdt, nh, 0, nodelen);
@@ -279,46 +336,112 @@
{
int endoffset;
+ RW_CHECK_HEADER(fdt);
+
endoffset = _fdt_node_end_offset(fdt, nodeoffset);
if (endoffset < 0)
return endoffset;
- return _blob_splice_struct(fdt, _fdt_offset_ptr(fdt, nodeoffset),
+ return _blob_splice_struct(fdt, _fdt_offset_ptr_w(fdt, nodeoffset),
endoffset - nodeoffset, 0);
}
-int fdt_open_into(void *fdt, void *buf, int bufsize)
+static void _packblocks(const void *fdt, void *buf,
+ int mem_rsv_size, int struct_size)
+{
+ int mem_rsv_off, struct_off, strings_off;
+
+ mem_rsv_off = ALIGN(sizeof(struct fdt_header), 8);
+ struct_off = mem_rsv_off + mem_rsv_size;
+ strings_off = struct_off + struct_size;
+
+ memmove(buf + mem_rsv_off, fdt + fdt_off_mem_rsvmap(fdt), mem_rsv_size);
+ fdt_set_off_mem_rsvmap(buf, mem_rsv_off);
+
+ memcpy(buf + struct_off, fdt + fdt_off_dt_struct(fdt), struct_size);
+ fdt_set_off_dt_struct(buf, struct_off);
+ fdt_set_size_dt_struct(buf, struct_size);
+
+ memcpy(buf + strings_off, fdt + fdt_off_dt_strings(fdt),
+ fdt_size_dt_strings(fdt));
+ fdt_set_off_dt_strings(buf, strings_off);
+ fdt_set_size_dt_strings(buf, fdt_size_dt_strings(fdt));
+}
+
+int fdt_open_into(const void *fdt, void *buf, int bufsize)
{
int err;
+ int mem_rsv_size, struct_size;
+ int newsize;
+ void *tmp;
- err = fdt_move(fdt, buf, bufsize);
+ err = fdt_check_header(fdt);
if (err)
return err;
- fdt = buf;
+ mem_rsv_size = (fdt_num_mem_rsv(fdt)+1)
+ * sizeof(struct fdt_reserve_entry);
- fdt_set_header(fdt, totalsize, bufsize);
+ if (fdt_version(fdt) >= 17) {
+ struct_size = fdt_size_dt_struct(fdt);
+ } else {
+ struct_size = 0;
+ while (fdt_next_tag(fdt, struct_size, &struct_size) != FDT_END)
+ ;
+ }
- /* FIXME: re-order if necessary */
+ if (!_blocks_misordered(fdt, mem_rsv_size, struct_size)) {
+ /* no further work necessary */
+ err = fdt_move(fdt, buf, bufsize);
+ if (err)
+ return err;
+ fdt_set_version(buf, 17);
+ fdt_set_size_dt_struct(buf, struct_size);
+ fdt_set_totalsize(buf, bufsize);
+ return 0;
+ }
- err = rw_check_header(fdt);
- if (err)
- return err;
+ /* Need to reorder */
+ newsize = ALIGN(sizeof(struct fdt_header), 8) + mem_rsv_size
+ + struct_size + fdt_size_dt_strings(fdt);
+
+ if (bufsize < newsize)
+ return -FDT_ERR_NOSPACE;
+
+ if (((buf + newsize) <= fdt)
+ || (buf >= (fdt + fdt_totalsize(fdt)))) {
+ tmp = buf;
+ } else {
+ tmp = (void *)fdt + fdt_totalsize(fdt);
+ if ((tmp + newsize) > (buf + bufsize))
+ return -FDT_ERR_NOSPACE;
+ }
+
+ _packblocks(fdt, tmp, mem_rsv_size, struct_size);
+ memmove(buf, tmp, newsize);
+
+ fdt_set_magic(buf, FDT_MAGIC);
+ fdt_set_totalsize(buf, bufsize);
+ fdt_set_version(buf, 17);
+ fdt_set_last_comp_version(buf, 16);
+ fdt_set_boot_cpuid_phys(buf, fdt_boot_cpuid_phys(fdt));
return 0;
}
int fdt_pack(void *fdt)
{
+ int mem_rsv_size;
int err;
err = rw_check_header(fdt);
if (err)
return err;
- /* FIXME: pack components */
- fdt_set_header(fdt, totalsize, _blob_data_size(fdt));
+ mem_rsv_size = (fdt_num_mem_rsv(fdt)+1)
+ * sizeof(struct fdt_reserve_entry);
+ _packblocks(fdt, fdt, mem_rsv_size, fdt_size_dt_struct(fdt));
+ fdt_set_totalsize(fdt, _blob_data_size(fdt));
+
return 0;
}
-
-#endif /* CONFIG_OF_LIBFDT */
diff --git a/libfdt/fdt_strerror.c b/libfdt/fdt_strerror.c
index b49c952..f9d32ef 100644
--- a/libfdt/fdt_strerror.c
+++ b/libfdt/fdt_strerror.c
@@ -2,23 +2,52 @@
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
+ * libfdt is dual licensed: you can use it either under the terms of
+ * the GPL, or the BSD license, at your option.
*
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
+ * a) This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * Alternatively,
+ *
+ * b) Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#include "config.h"
-#if CONFIG_OF_LIBFDT
-
#include "libfdt_env.h"
#include <fdt.h>
@@ -65,5 +94,3 @@
return "<unknown error>";
}
-
-#endif /* CONFIG_OF_LIBFDT */
diff --git a/libfdt/fdt_sw.c b/libfdt/fdt_sw.c
index c7eea8f..dda2de3 100644
--- a/libfdt/fdt_sw.c
+++ b/libfdt/fdt_sw.c
@@ -2,23 +2,52 @@
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
+ * libfdt is dual licensed: you can use it either under the terms of
+ * the GPL, or the BSD license, at your option.
*
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
+ * a) This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * Alternatively,
+ *
+ * b) Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#include "config.h"
-#if CONFIG_OF_LIBFDT
-
#include "libfdt_env.h"
#include <fdt.h>
@@ -44,8 +73,8 @@
if ((offset + len < offset) || (offset + len > spaceleft))
return NULL;
- fdt_set_header(fdt, size_dt_struct, offset + len);
- return fdt_offset_ptr(fdt, offset, len);
+ fdt_set_size_dt_struct(fdt, offset + len);
+ return fdt_offset_ptr_w(fdt, offset, len);
}
int fdt_create(void *buf, int bufsize)
@@ -57,15 +86,15 @@
memset(buf, 0, bufsize);
- fdt_set_header(fdt, magic, SW_MAGIC);
- fdt_set_header(fdt, version, FDT_LAST_SUPPORTED_VERSION);
- fdt_set_header(fdt, last_comp_version, FDT_FIRST_SUPPORTED_VERSION);
- fdt_set_header(fdt, totalsize, bufsize);
+ fdt_set_magic(fdt, SW_MAGIC);
+ fdt_set_version(fdt, FDT_LAST_SUPPORTED_VERSION);
+ fdt_set_last_comp_version(fdt, FDT_FIRST_SUPPORTED_VERSION);
+ fdt_set_totalsize(fdt, bufsize);
- fdt_set_header(fdt, off_mem_rsvmap, ALIGN(sizeof(struct fdt_header),
- sizeof(struct fdt_reserve_entry)));
- fdt_set_header(fdt, off_dt_struct, fdt_off_mem_rsvmap(fdt));
- fdt_set_header(fdt, off_dt_strings, bufsize);
+ fdt_set_off_mem_rsvmap(fdt, ALIGN(sizeof(struct fdt_header),
+ sizeof(struct fdt_reserve_entry)));
+ fdt_set_off_dt_struct(fdt, fdt_off_mem_rsvmap(fdt));
+ fdt_set_off_dt_strings(fdt, bufsize);
return 0;
}
@@ -85,11 +114,11 @@
if ((offset + sizeof(*re)) > fdt_totalsize(fdt))
return -FDT_ERR_NOSPACE;
- re = (struct fdt_reserve_entry *)((void *)fdt + offset);
+ re = (struct fdt_reserve_entry *)(fdt + offset);
re->address = cpu_to_fdt64(addr);
re->size = cpu_to_fdt64(size);
- fdt_set_header(fdt, off_dt_struct, offset + sizeof(*re));
+ fdt_set_off_dt_struct(fdt, offset + sizeof(*re));
return 0;
}
@@ -152,7 +181,7 @@
return 0; /* no more room :( */
memcpy(strtab + offset, s, len);
- fdt_set_header(fdt, size_dt_strings, strtabsize + len);
+ fdt_set_size_dt_strings(fdt, strtabsize + len);
return offset;
}
@@ -202,14 +231,14 @@
oldstroffset = fdt_totalsize(fdt) - fdt_size_dt_strings(fdt);
newstroffset = fdt_off_dt_struct(fdt) + fdt_size_dt_struct(fdt);
memmove(p + newstroffset, p + oldstroffset, fdt_size_dt_strings(fdt));
- fdt_set_header(fdt, off_dt_strings, newstroffset);
+ fdt_set_off_dt_strings(fdt, newstroffset);
/* Walk the structure, correcting string offsets */
offset = 0;
- while ((tag = fdt_next_tag(fdt, offset, &nextoffset, NULL)) != FDT_END) {
+ while ((tag = fdt_next_tag(fdt, offset, &nextoffset)) != FDT_END) {
if (tag == FDT_PROP) {
- struct fdt_property *prop = fdt_offset_ptr(fdt, offset,
- sizeof(*prop));
+ struct fdt_property *prop =
+ fdt_offset_ptr_w(fdt, offset, sizeof(*prop));
int nameoff;
if (! prop)
@@ -223,9 +252,7 @@
}
/* Finally, adjust the header */
- fdt_set_header(fdt, totalsize, newstroffset + fdt_size_dt_strings(fdt));
- fdt_set_header(fdt, magic, FDT_MAGIC);
+ fdt_set_totalsize(fdt, newstroffset + fdt_size_dt_strings(fdt));
+ fdt_set_magic(fdt, FDT_MAGIC);
return 0;
}
-
-#endif /* CONFIG_OF_LIBFDT */
diff --git a/libfdt/fdt_wip.c b/libfdt/fdt_wip.c
index 2d39aab..88e24b8 100644
--- a/libfdt/fdt_wip.c
+++ b/libfdt/fdt_wip.c
@@ -2,23 +2,52 @@
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
+ * libfdt is dual licensed: you can use it either under the terms of
+ * the GPL, or the BSD license, at your option.
*
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
+ * a) This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * Alternatively,
+ *
+ * b) Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#include "config.h"
-#if CONFIG_OF_LIBFDT
-
#include "libfdt_env.h"
#include <fdt.h>
@@ -32,7 +61,7 @@
void *propval;
int proplen;
- propval = fdt_getprop(fdt, nodeoffset, name, &proplen);
+ propval = fdt_getprop_w(fdt, nodeoffset, name, &proplen);
if (! propval)
return proplen;
@@ -56,7 +85,7 @@
struct fdt_property *prop;
int len;
- prop = fdt_get_property(fdt, nodeoffset, name, &len);
+ prop = fdt_get_property_w(fdt, nodeoffset, name, &len);
if (! prop)
return len;
@@ -71,12 +100,12 @@
uint32_t tag;
int offset, nextoffset;
- tag = fdt_next_tag(fdt, nodeoffset, &nextoffset, NULL);
+ tag = fdt_next_tag(fdt, nodeoffset, &nextoffset);
if (tag != FDT_BEGIN_NODE)
return -FDT_ERR_BADOFFSET;
do {
offset = nextoffset;
- tag = fdt_next_tag(fdt, offset, &nextoffset, NULL);
+ tag = fdt_next_tag(fdt, offset, &nextoffset);
switch (tag) {
case FDT_END:
@@ -110,33 +139,6 @@
if (endoffset < 0)
return endoffset;
- nop_region(fdt_offset_ptr(fdt, nodeoffset, 0), endoffset - nodeoffset);
+ nop_region(fdt_offset_ptr_w(fdt, nodeoffset, 0), endoffset - nodeoffset);
return 0;
}
-
-/*
- * Replace a reserve map entry in the nth slot.
- */
-int fdt_replace_reservemap_entry(void *fdt, int n, uint64_t addr, uint64_t size)
-{
- struct fdt_reserve_entry *re;
- int used;
- int total;
- int err;
-
- err = fdt_num_reservemap(fdt, &used, &total);
- if (err != 0)
- return err;
-
- if (n >= total)
- return -FDT_ERR_NOSPACE;
- re = (struct fdt_reserve_entry *)
- (fdt + fdt_off_mem_rsvmap(fdt) +
- (n * sizeof(struct fdt_reserve_entry)));
- re->address = cpu_to_fdt64(addr);
- re->size = cpu_to_fdt64(size);
-
- return 0;
-}
-
-#endif /* CONFIG_OF_LIBFDT */
diff --git a/libfdt/libfdt_internal.h b/libfdt/libfdt_internal.h
index cc9633c..1e60936 100644
--- a/libfdt/libfdt_internal.h
+++ b/libfdt/libfdt_internal.h
@@ -4,19 +4,51 @@
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
+ * libfdt is dual licensed: you can use it either under the terms of
+ * the GPL, or the BSD license, at your option.
*
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
+ * a) This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * Alternatively,
+ *
+ * b) Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <fdt.h>
@@ -26,13 +58,30 @@
#define memeq(p, q, n) (memcmp((p), (q), (n)) == 0)
#define streq(p, q) (strcmp((p), (q)) == 0)
-int _fdt_check_header(const void *fdt);
+uint32_t _fdt_next_tag(const void *fdt, int startoffset, int *nextoffset);
const char *_fdt_find_string(const char *strtab, int tabsize, const char *s);
int _fdt_node_end_offset(void *fdt, int nodeoffset);
-static inline void *_fdt_offset_ptr(const struct fdt_header *fdt, int offset)
+static inline const void *_fdt_offset_ptr(const void *fdt, int offset)
{
- return (void *)fdt + fdt_off_dt_struct(fdt) + offset;
+ return fdt + fdt_off_dt_struct(fdt) + offset;
+}
+
+static inline void *_fdt_offset_ptr_w(void *fdt, int offset)
+{
+ return (void *)_fdt_offset_ptr(fdt, offset);
+}
+
+static inline const struct fdt_reserve_entry *_fdt_mem_rsv(const void *fdt, int n)
+{
+ const struct fdt_reserve_entry *rsv_table =
+ fdt + fdt_off_mem_rsvmap(fdt);
+
+ return rsv_table + n;
+}
+static inline struct fdt_reserve_entry *_fdt_mem_rsv_w(void *fdt, int n)
+{
+ return (void *)_fdt_mem_rsv(fdt, n);
}
#define SW_MAGIC (~FDT_MAGIC)
diff --git a/tools/scripts/define2mk.sed b/tools/scripts/define2mk.sed
new file mode 100644
index 0000000..6464627
--- /dev/null
+++ b/tools/scripts/define2mk.sed
@@ -0,0 +1,29 @@
+#
+# Sed script to parse CPP macros and generate output usable by make
+#
+# It is expected that this script is fed the output of 'gpp -dM'
+# which preprocesses the common.h header files and outputs the final
+# list of CPP macros (and whitespace is sanitized)
+#
+
+# Only process values prefixed with #define CONFIG_
+/^#define CONFIG_[A-Za-z0-9_]\+/ {
+ # Strip the #define prefix
+ s/#define *//;
+ # Change to form CONFIG_*=VALUE
+ s/ \+/=/;
+ # Drop trailing spaces
+ s/ *$//;
+ # drop quotes around string values
+ s/="\(.*\)"$/=\1/;
+ # Concatenate string values
+ s/" *"//g;
+ # Wrap non-numeral values with quotes
+ s/=\(.*\?[^0-9].*\)$/=\"\1\"/;
+ # Change '1' and empty values to "y" (not perfect, but
+ # supports conditional compilation in the makefiles
+ s/=$/=y/;
+ s/=1$/=y/;
+ # print the line
+ p
+}