Patches by Josef Wagner, 29 Oct 2004:
- Add support for MicroSys CPU87 board
- Add support for MicroSys PM854 board
diff --git a/board/cpu87/Makefile b/board/cpu87/Makefile
new file mode 100644
index 0000000..26f53ed
--- /dev/null
+++ b/board/cpu87/Makefile
@@ -0,0 +1,40 @@
+#
+# (C) Copyright 2001-2005
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program 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.
+#
+# This program 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 program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS = $(BOARD).o flash.o
+
+$(LIB): .depend $(OBJS)
+ $(AR) crv $@ $(OBJS)
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+sinclude .depend
+
+#########################################################################
diff --git a/board/cpu87/config.mk b/board/cpu87/config.mk
new file mode 100644
index 0000000..6384c78
--- /dev/null
+++ b/board/cpu87/config.mk
@@ -0,0 +1,40 @@
+#
+# (C) Copyright 2001-2005
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+#
+# CPU87 board
+#
+
+# This should be equal to the CFG_FLASH_BASE define in configs/cpu87.h
+# for the "final" configuration, with U-Boot in flash, or the address
+# in RAM where U-Boot is loaded at for debugging.
+#
+
+ifeq ($(CONFIG_BOOT_ROM),y)
+ TEXT_BASE := 0xFF800000
+ PLATFORM_CPPFLAGS += -DCONFIG_BOOT_ROM
+else
+ TEXT_BASE := 0xFF000000
+endif
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)
diff --git a/board/cpu87/cpu87.c b/board/cpu87/cpu87.c
new file mode 100644
index 0000000..8363d86
--- /dev/null
+++ b/board/cpu87/cpu87.c
@@ -0,0 +1,333 @@
+/*
+ * (C) Copyright 2001-2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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.
+ *
+ * This program 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 program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <ioports.h>
+#include <mpc8260.h>
+#include "cpu87.h"
+#include <pci.h>
+
+/*
+ * I/O Port configuration table
+ *
+ * if conf is 1, then that port pin will be configured at boot time
+ * according to the five values podr/pdir/ppar/psor/pdat for that entry
+ */
+
+const iop_conf_t iop_conf_tab[4][32] = {
+
+ /* Port A configuration */
+ { /* conf ppar psor pdir podr pdat */
+ /* PA31 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII COL */
+ /* PA30 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII CRS */
+ /* PA29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_ER */
+ /* PA28 */ { 1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_EN */
+ /* PA27 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_DV */
+ /* PA26 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_ER */
+ /* PA25 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII MDIO */
+ /* PA24 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII MDC */
+ /* PA23 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII MDIO */
+ /* PA22 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII MDC */
+ /* PA21 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[3] */
+ /* PA20 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[2] */
+ /* PA19 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[1] */
+ /* PA18 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[0] */
+ /* PA17 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[0] */
+ /* PA16 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[1] */
+ /* PA15 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[2] */
+ /* PA14 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[3] */
+ /* PA13 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII TXSL1 */
+ /* PA12 */ { 1, 0, 0, 1, 0, 1 }, /* FCC2 MII TXSL0 */
+ /* PA11 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII TXSL1 */
+ /* PA10 */ { 1, 0, 0, 1, 0, 1 }, /* FCC1 MII TXSL0 */
+ /* PA9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC2 TXD */
+ /* PA8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC2 RXD */
+ /* PA7 */ { 0, 0, 0, 0, 0, 0 }, /* PA7 */
+ /* PA6 */ { 1, 0, 0, 1, 0, 1 }, /* FCC2 MII PAUSE */
+ /* PA5 */ { 1, 0, 0, 1, 0, 1 }, /* FCC1 MII PAUSE */
+ /* PA4 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII PWRDN */
+ /* PA3 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII PWRDN */
+ /* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* PA2 */
+ /* PA1 */ { 1, 0, 0, 0, 0, 0 }, /* FCC2 MII MDINT */
+ /* PA0 */ { 1, 0, 0, 1, 0, 0 } /* FCC1 MII MDINT */
+ },
+
+ /* Port B configuration */
+ { /* conf ppar psor pdir podr pdat */
+ /* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */
+ /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */
+ /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */
+ /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */
+ /* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */
+ /* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */
+ /* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */
+ /* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */
+ /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */
+ /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */
+ /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */
+ /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */
+ /* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */
+ /* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */
+ /* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* PB17 */
+ /* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* PB16 */
+ /* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* PB15 */
+ /* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* PB14 */
+ /* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* PB13 */
+ /* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* PB12 */
+ /* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* PB11 */
+ /* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* PB10 */
+ /* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* PB9 */
+ /* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* PB8 */
+ /* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* PB7 */
+ /* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* PB6 */
+ /* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* PB5 */
+ /* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* PB4 */
+ /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* PB3 */
+ /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* PB2 */
+ /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* PB1 */
+ /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* PB0 */
+ },
+
+ /* Port C */
+ { /* conf ppar psor pdir podr pdat */
+ /* PC31 */ { 0, 0, 0, 0, 0, 0 }, /* PC31 */
+ /* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* PC30 */
+ /* PC29 */ { 1, 0, 0, 0, 0, 0 }, /* SCC1 CTS */
+ /* PC28 */ { 1, 0, 0, 0, 0, 0 }, /* SCC2 CTS */
+ /* PC27 */ { 0, 0, 0, 0, 0, 0 }, /* PC27 */
+ /* PC26 */ { 0, 0, 0, 0, 0, 0 }, /* PC26 */
+ /* PC25 */ { 0, 0, 0, 0, 0, 0 }, /* PC25 */
+ /* PC24 */ { 0, 0, 0, 0, 0, 0 }, /* PC24 */
+ /* PC23 */ { 0, 0, 0, 0, 0, 0 }, /* FDC37C78 DACFD */
+ /* PC22 */ { 0, 0, 0, 0, 0, 0 }, /* FDC37C78 DNFD */
+ /* PC21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RX_CLK */
+ /* PC20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII TX_CLK */
+ /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK */
+ /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII TX_CLK */
+ /* PC17 */ { 0, 0, 0, 0, 0, 0 }, /* PC17 */
+ /* PC16 */ { 0, 0, 0, 0, 0, 0 }, /* PC16 */
+ /* PC15 */ { 0, 0, 0, 0, 0, 0 }, /* PC15 */
+ /* PC14 */ { 0, 0, 0, 0, 0, 0 }, /* PC14 */
+ /* PC13 */ { 0, 0, 0, 0, 0, 0 }, /* PC13 */
+ /* PC12 */ { 0, 0, 0, 0, 0, 0 }, /* PC12 */
+ /* PC11 */ { 0, 0, 0, 0, 0, 0 }, /* PC11 */
+ /* PC10 */ { 0, 0, 0, 0, 0, 0 }, /* PC10 */
+ /* PC9 */ { 0, 0, 0, 0, 0, 0 }, /* FC9 */
+ /* PC8 */ { 0, 0, 0, 0, 0, 0 }, /* PC8 */
+ /* PC7 */ { 0, 0, 0, 0, 0, 0 }, /* PC7 */
+ /* PC6 */ { 0, 0, 0, 0, 0, 0 }, /* PC6 */
+ /* PC5 */ { 0, 0, 0, 0, 0, 0 }, /* PC5 */
+ /* PC4 */ { 0, 0, 0, 0, 0, 0 }, /* PC4 */
+ /* PC3 */ { 0, 0, 0, 0, 0, 0 }, /* PC3 */
+ /* PC2 */ { 0, 0, 0, 0, 0, 0 }, /* PC2 */
+ /* PC1 */ { 0, 0, 0, 0, 0, 0 }, /* PC1 */
+ /* PC0 */ { 0, 0, 0, 0, 0, 0 }, /* FDC37C78 DRQFD */
+ },
+
+ /* Port D */
+ { /* conf ppar psor pdir podr pdat */
+ /* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 RXD */
+ /* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 TXD */
+ /* PD29 */ { 1, 0, 0, 1, 0, 0 }, /* SCC1 RTS */
+ /* PD28 */ { 1, 1, 0, 0, 0, 0 }, /* SCC2 RXD */
+ /* PD27 */ { 1, 1, 0, 1, 0, 0 }, /* SCC2 TXD */
+ /* PD26 */ { 1, 0, 0, 1, 0, 0 }, /* SCC2 RTS */
+ /* PD25 */ { 0, 0, 0, 0, 0, 0 }, /* PD25 */
+ /* PD24 */ { 0, 0, 0, 0, 0, 0 }, /* PD24 */
+ /* PD23 */ { 0, 0, 0, 0, 0, 0 }, /* PD23 */
+ /* PD22 */ { 0, 0, 0, 0, 0, 0 }, /* PD22 */
+ /* PD21 */ { 0, 0, 0, 0, 0, 0 }, /* PD21 */
+ /* PD20 */ { 0, 0, 0, 0, 0, 0 }, /* PD20 */
+ /* PD19 */ { 0, 0, 0, 0, 0, 0 }, /* PD19 */
+ /* PD18 */ { 0, 0, 0, 0, 0, 0 }, /* PD18 */
+ /* PD17 */ { 0, 0, 0, 0, 0, 0 }, /* PD17 */
+ /* PD16 */ { 0, 0, 0, 0, 0, 0 }, /* PD16 */
+#if defined(CONFIG_SOFT_I2C)
+ /* PD15 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SDA */
+ /* PD14 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SCL */
+#else
+#if defined(CONFIG_HARD_I2C)
+ /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */
+ /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */
+#else /* normal I/O port pins */
+ /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */
+ /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */
+#endif
+#endif
+ /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */
+ /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */
+ /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */
+ /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */
+ /* PD9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
+ /* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
+ /* PD7 */ { 0, 0, 0, 0, 0, 0 }, /* PD7 */
+ /* PD6 */ { 0, 0, 0, 0, 0, 0 }, /* PD6 */
+ /* PD5 */ { 0, 0, 0, 0, 0, 0 }, /* PD5 */
+ /* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* PD4 */
+ /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* PD3 */
+ /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* PD2 */
+ /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* PD1 */
+ /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* PD0 */
+ }
+};
+
+/* ------------------------------------------------------------------------- */
+
+/* Check Board Identity:
+ */
+int checkboard (void)
+{
+ printf ("Board: CPU87 (Rev %02x)\n", CPU86_REV);
+ return 0;
+}
+
+/* ------------------------------------------------------------------------- */
+
+/* Try SDRAM initialization with P/LSDMR=sdmr and ORx=orx
+ *
+ * This routine performs standard 8260 initialization sequence
+ * and calculates the available memory size. It may be called
+ * several times to try different SDRAM configurations on both
+ * 60x and local buses.
+ */
+static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
+ ulong orx, volatile uchar * base)
+{
+ volatile uchar c = 0xff;
+ volatile uint *sdmr_ptr;
+ volatile uint *orx_ptr;
+ ulong maxsize, size;
+ int i;
+
+ /* We must be able to test a location outsize the maximum legal size
+ * to find out THAT we are outside; but this address still has to be
+ * mapped by the controller. That means, that the initial mapping has
+ * to be (at least) twice as large as the maximum expected size.
+ */
+ maxsize = (1 + (~orx | 0x7fff)) / 2;
+
+ /* Since CFG_SDRAM_BASE is always 0 (??), we assume that
+ * we are configuring CS1 if base != 0
+ */
+ sdmr_ptr = &memctl->memc_psdmr;
+ orx_ptr = &memctl->memc_or2;
+
+ *orx_ptr = orx;
+
+ /*
+ * Quote from 8260 UM (10.4.2 SDRAM Power-On Initialization, 10-35):
+ *
+ * "At system reset, initialization software must set up the
+ * programmable parameters in the memory controller banks registers
+ * (ORx, BRx, P/LSDMR). After all memory parameters are configured,
+ * system software should execute the following initialization sequence
+ * for each SDRAM device.
+ *
+ * 1. Issue a PRECHARGE-ALL-BANKS command
+ * 2. Issue eight CBR REFRESH commands
+ * 3. Issue a MODE-SET command to initialize the mode register
+ *
+ * The initial commands are executed by setting P/LSDMR[OP] and
+ * accessing the SDRAM with a single-byte transaction."
+ *
+ * The appropriate BRx/ORx registers have already been set when we
+ * get here. The SDRAM can be accessed at the address CFG_SDRAM_BASE.
+ */
+
+ *sdmr_ptr = sdmr | PSDMR_OP_PREA;
+ *base = c;
+
+ *sdmr_ptr = sdmr | PSDMR_OP_CBRR;
+ for (i = 0; i < 8; i++)
+ *base = c;
+
+ *sdmr_ptr = sdmr | PSDMR_OP_MRW;
+ *(base + CFG_MRS_OFFS) = c; /* setting MR on address lines */
+
+ *sdmr_ptr = sdmr | PSDMR_OP_NORM | PSDMR_RFEN;
+ *base = c;
+
+ size = get_ram_size((long *)base, maxsize);
+
+ *orx_ptr = orx | ~(size - 1);
+
+ return (size);
+}
+
+long int initdram (int board_type)
+{
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile memctl8260_t *memctl = &immap->im_memctl;
+
+#ifndef CFG_RAMBOOT
+ ulong size8, size9;
+#endif
+ long psize;
+
+ psize = 32 * 1024 * 1024;
+
+ memctl->memc_mptpr = CFG_MPTPR;
+ memctl->memc_psrt = CFG_PSRT;
+
+#ifndef CFG_RAMBOOT
+ /* 60x SDRAM setup:
+ */
+ size8 = try_init (memctl, CFG_PSDMR_8COL, CFG_OR2_8COL,
+ (uchar *) CFG_SDRAM_BASE);
+ size9 = try_init (memctl, CFG_PSDMR_9COL, CFG_OR2_9COL,
+ (uchar *) CFG_SDRAM_BASE);
+
+ if (size8 < size9) {
+ psize = size9;
+ printf ("(60x:9COL) ");
+ } else {
+ psize = try_init (memctl, CFG_PSDMR_8COL, CFG_OR2_8COL,
+ (uchar *) CFG_SDRAM_BASE);
+ printf ("(60x:8COL) ");
+ }
+
+#endif /* CFG_RAMBOOT */
+
+ icache_enable ();
+
+ return (psize);
+}
+
+#if (CONFIG_COMMANDS & CFG_CMD_DOC)
+extern void doc_probe (ulong physadr);
+void doc_init (void)
+{
+ doc_probe (CFG_DOC_BASE);
+}
+#endif
+
+#ifdef CONFIG_PCI
+struct pci_controller hose;
+
+extern void pci_mpc8250_init(struct pci_controller *);
+
+void pci_init_board(void)
+{
+ pci_mpc8250_init(&hose);
+}
+#endif
diff --git a/board/cpu87/cpu87.h b/board/cpu87/cpu87.h
new file mode 100644
index 0000000..5dbd4ae
--- /dev/null
+++ b/board/cpu87/cpu87.h
@@ -0,0 +1,27 @@
+#ifndef __BOARD_CPU87__
+#define __BOARD_CPU87__
+
+#include <config.h>
+
+#define REG8(x) (*(volatile unsigned char *)(x))
+
+/* CPU86 register definitions */
+#define CPU86_VME_EAC REG8(CFG_BCRS_BASE + 0x00)
+#define CPU86_VME_SAC REG8(CFG_BCRS_BASE + 0x01)
+#define CPU86_VME_MAC REG8(CFG_BCRS_BASE + 0x02)
+#define CPU86_BCR REG8(CFG_BCRS_BASE + 0x03)
+#define CPU86_BSR REG8(CFG_BCRS_BASE + 0x04)
+#define CPU86_WDOG_RPORT REG8(CFG_BCRS_BASE + 0x05)
+#define CPU86_MBOX_IRQ REG8(CFG_BCRS_BASE + 0x04)
+#define CPU86_REV REG8(CFG_BCRS_BASE + 0x07)
+#define CPU86_VME_IRQMASK REG8(CFG_BCRS_BASE + 0x80)
+#define CPU86_VME_IRQSTATUS REG8(CFG_BCRS_BASE + 0x81)
+#define CPU86_LOCAL_IRQMASK REG8(CFG_BCRS_BASE + 0x82)
+#define CPU86_LOCAL_IRQSTATUS REG8(CFG_BCRS_BASE + 0x83)
+#define CPU86_PMCL_IRQSTATUS REG8(CFG_BCRS_BASE + 0x84)
+
+/* Board Control Register bits */
+#define CPU86_BCR_FWPT 0x01
+#define CPU86_BCR_FWRE 0x02
+
+#endif /* __BOARD_CPU87__ */
diff --git a/board/cpu87/flash.c b/board/cpu87/flash.c
new file mode 100644
index 0000000..076c2f9
--- /dev/null
+++ b/board/cpu87/flash.c
@@ -0,0 +1,624 @@
+/*
+ * (C) Copyright 2001-2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Flash Routines for Intel devices
+ *
+ *--------------------------------------------------------------------
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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.
+ *
+ * This program 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 program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <mpc8xx.h>
+#include "cpu87.h"
+
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
+
+/*-----------------------------------------------------------------------
+ */
+ulong flash_int_get_size (volatile unsigned long *baseaddr,
+ flash_info_t * info)
+{
+ short i;
+ unsigned long flashtest_h, flashtest_l;
+
+ info->sector_count = info->size = 0;
+ info->flash_id = FLASH_UNKNOWN;
+
+ /* Write identify command sequence and test FLASH answer
+ */
+ baseaddr[0] = 0x00900090;
+ baseaddr[1] = 0x00900090;
+
+ flashtest_h = baseaddr[0]; /* manufacturer ID */
+ flashtest_l = baseaddr[1];
+
+ if (flashtest_h != INTEL_MANUFACT || flashtest_l != INTEL_MANUFACT)
+ return (0); /* no or unknown flash */
+
+ flashtest_h = baseaddr[2]; /* device ID */
+ flashtest_l = baseaddr[3];
+
+ if (flashtest_h != flashtest_l)
+ return (0);
+
+ switch (flashtest_h) {
+ case INTEL_ID_28F160C3B:
+ info->flash_id = FLASH_28F160C3B;
+ info->sector_count = 39;
+ info->size = 0x00800000; /* 4 * 2 MB = 8 MB */
+ break;
+ case INTEL_ID_28F160F3B:
+ info->flash_id = FLASH_28F160F3B;
+ info->sector_count = 39;
+ info->size = 0x00800000; /* 4 * 2 MB = 8 MB */
+ break;
+ case INTEL_ID_28F640C3B:
+ info->flash_id = FLASH_28F640C3B;
+ info->sector_count = 135;
+ info->size = 0x02000000; /* 16 * 2 MB = 32 MB */
+ break;
+ default:
+ return (0); /* no or unknown flash */
+ }
+
+ info->flash_id |= INTEL_MANUFACT << 16; /* set manufacturer offset */
+
+ if (info->flash_id & FLASH_BTYPE) {
+ volatile unsigned long *tmp = baseaddr;
+
+ /* set up sector start adress table (bottom sector type)
+ * AND unlock the sectors (if our chip is 160C3)
+ */
+ for (i = 0; i < info->sector_count; i++) {
+ if (((info->flash_id & FLASH_TYPEMASK) == FLASH_28F160C3B) ||
+ ((info->flash_id & FLASH_TYPEMASK) == FLASH_28F640C3B)) {
+ tmp[0] = 0x00600060;
+ tmp[1] = 0x00600060;
+ tmp[0] = 0x00D000D0;
+ tmp[1] = 0x00D000D0;
+ }
+ info->start[i] = (uint) tmp;
+ tmp += i < 8 ? 0x2000 : 0x10000; /* pointer arith */
+ }
+ }
+
+ memset (info->protect, 0, info->sector_count);
+
+ baseaddr[0] = 0x00FF00FF;
+ baseaddr[1] = 0x00FF00FF;
+
+ return (info->size);
+}
+
+static ulong flash_amd_get_size (vu_char *addr, flash_info_t *info)
+{
+ short i;
+ uchar vendor, devid;
+ ulong base = (ulong)addr;
+
+ /* Write auto select command: read Manufacturer ID */
+ addr[0x0555] = 0xAA;
+ addr[0x02AA] = 0x55;
+ addr[0x0555] = 0x90;
+
+ udelay(1000);
+
+ vendor = addr[0];
+ devid = addr[1] & 0xff;
+
+ /* only support AMD */
+ if (vendor != 0x01) {
+ return 0;
+ }
+
+ vendor &= 0xf;
+ devid &= 0xff;
+
+ if (devid == AMD_ID_F040B) {
+ info->flash_id = vendor << 16 | devid;
+ info->sector_count = 8;
+ info->size = info->sector_count * 0x10000;
+ }
+ else if (devid == AMD_ID_F080B) {
+ info->flash_id = vendor << 16 | devid;
+ info->sector_count = 16;
+ info->size = 4 * info->sector_count * 0x10000;
+ }
+ else if (devid == AMD_ID_F016D) {
+ info->flash_id = vendor << 16 | devid;
+ info->sector_count = 32;
+ info->size = 4 * info->sector_count * 0x10000;
+ }
+ else {
+ printf ("## Unknown Flash Type: %02x\n", devid);
+ return 0;
+ }
+
+ /* check for protected sectors */
+ for (i = 0; i < info->sector_count; i++) {
+ /* sector base address */
+ info->start[i] = base + i * (info->size / info->sector_count);
+ /* read sector protection at sector address, (A7 .. A0) = 0x02 */
+ /* D0 = 1 if protected */
+ addr = (volatile unsigned char *)(info->start[i]);
+ info->protect[i] = addr[2] & 1;
+ }
+
+ /*
+ * Prevent writes to uninitialized FLASH.
+ */
+ if (info->flash_id != FLASH_UNKNOWN) {
+ addr = (vu_char *)info->start[0];
+ addr[0] = 0xF0; /* reset bank */
+ }
+
+ return (info->size);
+}
+
+
+/*-----------------------------------------------------------------------
+ */
+unsigned long flash_init (void)
+{
+ unsigned long size_b0 = 0;
+ unsigned long size_b1 = 0;
+ int i;
+
+ /* Init: no FLASHes known
+ */
+ for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) {
+ flash_info[i].flash_id = FLASH_UNKNOWN;
+ }
+
+ /* Disable flash protection */
+ CPU86_BCR |= (CPU86_BCR_FWPT | CPU86_BCR_FWRE);
+
+ /* Static FLASH Bank configuration here (only one bank) */
+
+ size_b0 = flash_int_get_size ((ulong *) CFG_FLASH_BASE, &flash_info[0]);
+ size_b1 = flash_amd_get_size ((uchar *) CFG_BOOTROM_BASE, &flash_info[1]);
+
+ if (size_b0 > 0 || size_b1 > 0) {
+
+ printf("(");
+
+ if (size_b0 > 0) {
+ puts ("Bank#1 - ");
+ print_size (size_b0, (size_b1 > 0) ? ", " : ") ");
+ }
+
+ if (size_b1 > 0) {
+ puts ("Bank#2 - ");
+ print_size (size_b1, ") ");
+ }
+ }
+ else {
+ printf ("## No FLASH found.\n");
+ return 0;
+ }
+ /* protect monitor and environment sectors
+ */
+
+#if CFG_MONITOR_BASE >= CFG_BOOTROM_BASE
+ if (size_b1) {
+ /* If U-Boot is booted from ROM the CFG_MONITOR_BASE > CFG_FLASH_BASE
+ * but we shouldn't protect it.
+ */
+
+ flash_protect (FLAG_PROTECT_SET,
+ CFG_MONITOR_BASE,
+ CFG_MONITOR_BASE + monitor_flash_len - 1, &flash_info[1]
+ );
+ }
+#else
+#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
+ flash_protect (FLAG_PROTECT_SET,
+ CFG_MONITOR_BASE,
+ CFG_MONITOR_BASE + monitor_flash_len - 1, &flash_info[0]
+ );
+#endif
+#endif
+
+#if (CFG_ENV_IS_IN_FLASH == 1) && defined(CFG_ENV_ADDR)
+# ifndef CFG_ENV_SIZE
+# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE
+# endif
+# if CFG_ENV_ADDR >= CFG_BOOTROM_BASE
+ if (size_b1) {
+ flash_protect (FLAG_PROTECT_SET,
+ CFG_ENV_ADDR,
+ CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[1]);
+ }
+# else
+ flash_protect (FLAG_PROTECT_SET,
+ CFG_ENV_ADDR,
+ CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]);
+# endif
+#endif
+
+ return (size_b0 + size_b1);
+}
+
+/*-----------------------------------------------------------------------
+ */
+void flash_print_info (flash_info_t * info)
+{
+ int i;
+
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf ("missing or unknown FLASH type\n");
+ return;
+ }
+
+ switch ((info->flash_id >> 16) & 0xff) {
+ case 0x89:
+ printf ("INTEL ");
+ break;
+ case 0x1:
+ printf ("AMD ");
+ break;
+ default:
+ printf ("Unknown Vendor ");
+ break;
+ }
+
+ switch (info->flash_id & FLASH_TYPEMASK) {
+ case FLASH_28F160C3B:
+ printf ("28F160C3B (16 Mbit, bottom sector)\n");
+ break;
+ case FLASH_28F160F3B:
+ printf ("28F160F3B (16 Mbit, bottom sector)\n");
+ break;
+ case FLASH_28F640C3B:
+ printf ("28F640C3B (64 M, bottom sector)\n");
+ break;
+ case AMD_ID_F040B:
+ printf ("AM29F040B (4 Mbit)\n");
+ break;
+ default:
+ printf ("Unknown Chip Type\n");
+ break;
+ }
+
+ if (info->size < 0x100000)
+ printf (" Size: %ld KB in %d Sectors\n",
+ info->size >> 10, info->sector_count);
+ else
+ printf (" Size: %ld MB in %d Sectors\n",
+ info->size >> 20, info->sector_count);
+
+ printf (" Sector Start Addresses:");
+ for (i = 0; i < info->sector_count; ++i) {
+ if ((i % 5) == 0)
+ printf ("\n ");
+ printf (" %08lX%s",
+ info->start[i],
+ info->protect[i] ? " (RO)" : " "
+ );
+ }
+ printf ("\n");
+}
+
+/*-----------------------------------------------------------------------
+ */
+int flash_erase (flash_info_t * info, int s_first, int s_last)
+{
+ vu_char *addr = (vu_char *)(info->start[0]);
+ int flag, prot, sect, l_sect;
+ ulong start, now, last;
+
+ if ((s_first < 0) || (s_first > s_last)) {
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf ("- missing\n");
+ } else {
+ printf ("- no sectors to erase\n");
+ }
+ return 1;
+ }
+
+ prot = 0;
+ for (sect = s_first; sect <= s_last; sect++) {
+ if (info->protect[sect])
+ prot++;
+ }
+
+ if (prot) {
+ printf ("- Warning: %d protected sectors will not be erased!\n",
+ prot);
+ } else {
+ printf ("\n");
+ }
+
+ /* Check the type of erased flash
+ */
+ if (info->flash_id >> 16 == 0x1) {
+ /* Erase AMD flash
+ */
+ l_sect = -1;
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ addr[0x0555] = 0xAA;
+ addr[0x02AA] = 0x55;
+ addr[0x0555] = 0x80;
+ addr[0x0555] = 0xAA;
+ addr[0x02AA] = 0x55;
+
+ /* wait at least 80us - let's wait 1 ms */
+ udelay (1000);
+
+ /* Start erase on unprotected sectors */
+ for (sect = s_first; sect<=s_last; sect++) {
+ if (info->protect[sect] == 0) { /* not protected */
+ addr = (vu_char *)(info->start[sect]);
+ addr[0] = 0x30;
+ l_sect = sect;
+ }
+ }
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts();
+
+ /* wait at least 80us - let's wait 1 ms */
+ udelay (1000);
+
+ /*
+ * We wait for the last triggered sector
+ */
+ if (l_sect < 0)
+ goto AMD_DONE;
+
+ start = get_timer (0);
+ last = start;
+ addr = (vu_char *)(info->start[l_sect]);
+ while ((addr[0] & 0x80) != 0x80) {
+ if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+ printf ("Timeout\n");
+ return 1;
+ }
+ /* show that we're waiting */
+ if ((now - last) > 1000) { /* every second */
+ serial_putc ('.');
+ last = now;
+ }
+ }
+
+AMD_DONE:
+ /* reset to read mode */
+ addr = (volatile unsigned char *)info->start[0];
+ addr[0] = 0xF0; /* reset bank */
+
+ } else {
+ /* Erase Intel flash
+ */
+
+ /* Start erase on unprotected sectors
+ */
+ for (sect = s_first; sect <= s_last; sect++) {
+ volatile ulong *addr =
+ (volatile unsigned long *) info->start[sect];
+
+ start = get_timer (0);
+ last = start;
+ if (info->protect[sect] == 0) {
+ /* Disable interrupts which might cause a timeout here
+ */
+ flag = disable_interrupts ();
+
+ /* Erase the block
+ */
+ addr[0] = 0x00200020;
+ addr[1] = 0x00200020;
+ addr[0] = 0x00D000D0;
+ addr[1] = 0x00D000D0;
+
+ /* re-enable interrupts if necessary
+ */
+ if (flag)
+ enable_interrupts ();
+
+ /* wait at least 80us - let's wait 1 ms
+ */
+ udelay (1000);
+
+ last = start;
+ while ((addr[0] & 0x00800080) != 0x00800080 ||
+ (addr[1] & 0x00800080) != 0x00800080) {
+ if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) {
+ printf ("Timeout (erase suspended!)\n");
+ /* Suspend erase
+ */
+ addr[0] = 0x00B000B0;
+ addr[1] = 0x00B000B0;
+ goto DONE;
+ }
+ /* show that we're waiting
+ */
+ if ((now - last) > 1000) { /* every second */
+ serial_putc ('.');
+ last = now;
+ }
+ }
+ if (addr[0] & 0x00220022 || addr[1] & 0x00220022) {
+ printf ("*** ERROR: erase failed!\n");
+ goto DONE;
+ }
+ }
+ /* Clear status register and reset to read mode
+ */
+ addr[0] = 0x00500050;
+ addr[1] = 0x00500050;
+ addr[0] = 0x00FF00FF;
+ addr[1] = 0x00FF00FF;
+ }
+ }
+
+ printf (" done\n");
+
+DONE:
+ return 0;
+}
+
+static int write_word (flash_info_t *, volatile unsigned long *, ulong);
+static int write_byte (flash_info_t *info, ulong dest, uchar data);
+
+/*-----------------------------------------------------------------------
+ * Copy memory to flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
+{
+ ulong v;
+ int i, l, rc, cc = cnt, res = 0;
+
+ if (info->flash_id >> 16 == 0x1) {
+
+ /* Write to AMD 8-bit flash
+ */
+ while (cnt > 0) {
+ if ((rc = write_byte(info, addr, *src)) != 0) {
+ return (rc);
+ }
+ addr++;
+ src++;
+ cnt--;
+ }
+
+ return (0);
+ } else {
+
+ /* Write to Intel 64-bit flash
+ */
+ for (v=0; cc > 0; addr += 4, cc -= 4 - l) {
+ l = (addr & 3);
+ addr &= ~3;
+
+ for (i = 0; i < 4; i++) {
+ v = (v << 8) + (i < l || i - l >= cc ?
+ *((unsigned char *) addr + i) : *src++);
+ }
+
+ if ((res = write_word (info, (volatile unsigned long *) addr, v)) != 0)
+ break;
+ }
+ }
+
+ return (res);
+}
+
+/*-----------------------------------------------------------------------
+ * Write a word to Flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+static int write_word (flash_info_t * info, volatile unsigned long *addr,
+ ulong data)
+{
+ int flag, res = 0;
+ ulong start;
+
+ /* Check if Flash is (sufficiently) erased
+ */
+ if ((*addr & data) != data)
+ return (2);
+
+ /* Disable interrupts which might cause a timeout here
+ */
+ flag = disable_interrupts ();
+
+ *addr = 0x00400040;
+ *addr = data;
+
+ /* re-enable interrupts if necessary
+ */
+ if (flag)
+ enable_interrupts ();
+
+ start = get_timer (0);
+ while ((*addr & 0x00800080) != 0x00800080) {
+ if (get_timer (start) > CFG_FLASH_WRITE_TOUT) {
+ /* Suspend program
+ */
+ *addr = 0x00B000B0;
+ res = 1;
+ goto OUT;
+ }
+ }
+
+ if (*addr & 0x00220022) {
+ printf ("*** ERROR: program failed!\n");
+ res = 1;
+ }
+
+OUT:
+ /* Clear status register and reset to read mode
+ */
+ *addr = 0x00500050;
+ *addr = 0x00FF00FF;
+
+ return (res);
+}
+
+/*-----------------------------------------------------------------------
+ * Write a byte to Flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+static int write_byte (flash_info_t *info, ulong dest, uchar data)
+{
+ vu_char *addr = (vu_char *)(info->start[0]);
+ ulong start;
+ int flag;
+
+ /* Check if Flash is (sufficiently) erased */
+ if ((*((vu_char *)dest) & data) != data) {
+ return (2);
+ }
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ addr[0x0555] = 0xAA;
+ addr[0x02AA] = 0x55;
+ addr[0x0555] = 0xA0;
+
+ *((vu_char *)dest) = data;
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts();
+
+ /* data polling for D7 */
+ start = get_timer (0);
+ while ((*((vu_char *)dest) & 0x80) != (data & 0x80)) {
+ if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
+ return (1);
+ }
+ }
+ return (0);
+}
+
+/*-----------------------------------------------------------------------
+ */
diff --git a/board/cpu87/u-boot.lds b/board/cpu87/u-boot.lds
new file mode 100644
index 0000000..ed7c839
--- /dev/null
+++ b/board/cpu87/u-boot.lds
@@ -0,0 +1,123 @@
+/*
+ * (C) Copyright 2001-2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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.
+ *
+ * This program 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 program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ cpu/mpc8260/start.o (.text)
+ *(.text)
+ common/environment.o(.text)
+ *(.fixup)
+ *(.got1)
+ . = ALIGN(16);
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x0FFF) & 0xFFFFF000;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+ __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(4096);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(4096);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
diff --git a/board/pm854/Makefile b/board/pm854/Makefile
new file mode 100644
index 0000000..c6b4cae
--- /dev/null
+++ b/board/pm854/Makefile
@@ -0,0 +1,48 @@
+#
+# (C) Copyright 2001-2005
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program 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.
+#
+# This program 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 program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS := $(BOARD).o flash.o
+SOBJS := init.o
+#SOBJS :=
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS)
+
+clean:
+ rm -f $(OBJS) $(SOBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/pm854/config.mk b/board/pm854/config.mk
new file mode 100644
index 0000000..7d58d6e
--- /dev/null
+++ b/board/pm854/config.mk
@@ -0,0 +1,33 @@
+# Copyright 2004 Freescale Semiconductor.
+# Modified by Xianghua Xiao, X.Xiao@motorola.com
+# (C) Copyright 2002,Motorola Inc.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program 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.
+#
+# This program 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 program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+#
+# pm854 board
+# default CCARBAR is at 0xff700000
+# assume U-Boot is less than 0.5MB
+#
+TEXT_BASE = 0xfff80000
+
+PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1
+PLATFORM_CPPFLAGS += -DCONFIG_MPC8540=1
+PLATFORM_CPPFLAGS += -DCONFIG_E500=1
diff --git a/board/pm854/flash.c b/board/pm854/flash.c
new file mode 100644
index 0000000..73941e8
--- /dev/null
+++ b/board/pm854/flash.c
@@ -0,0 +1,541 @@
+/*
+ * (C) Copyright 2003 Motorola Inc.
+ * Xianghua Xiao,(X.Xiao@motorola.com)
+ *
+ * (C) Copyright 2000-2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2001, Stuart Hughes, Lineo Inc, stuarth@lineo.com
+ * Add support the Sharp chips on the mpc8260ads.
+ * I started with board/ip860/flash.c and made changes I found in
+ * the MTD project by David Schleef.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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.
+ *
+ * This program 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 program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#if !defined(CFG_NO_FLASH)
+
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+
+#if defined(CFG_ENV_IS_IN_FLASH)
+# ifndef CFG_ENV_ADDR
+# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET)
+# endif
+# ifndef CFG_ENV_SIZE
+# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE
+# endif
+# ifndef CFG_ENV_SECT_SIZE
+# define CFG_ENV_SECT_SIZE CFG_ENV_SIZE
+# endif
+#endif
+
+#undef DEBUG
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+static ulong flash_get_size (vu_long *addr, flash_info_t *info);
+static int write_word (flash_info_t *info, ulong dest, ulong data);
+static int clear_block_lock_bit(vu_long * addr);
+/*-----------------------------------------------------------------------
+ */
+
+unsigned long flash_init (void)
+{
+ unsigned long size;
+ int i;
+
+ /* Init: enable write,
+ * or we cannot even write flash commands
+ */
+ for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
+ flash_info[i].flash_id = FLASH_UNKNOWN;
+
+ /* set the default sector offset */
+ }
+
+ /* Static FLASH Bank configuration here - FIXME XXX */
+
+ size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]);
+
+ if (flash_info[0].flash_id == FLASH_UNKNOWN) {
+ printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
+ size, size<<20);
+ }
+
+ /* Re-do sizing to get full correct info */
+ size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]);
+
+ flash_info[0].size = size;
+
+#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
+ /* monitor protection ON by default */
+ flash_protect(FLAG_PROTECT_SET,
+ CFG_MONITOR_BASE,
+ CFG_MONITOR_BASE+monitor_flash_len-1,
+ &flash_info[0]);
+
+#ifdef CFG_ENV_IS_IN_FLASH
+ /* ENV protection ON by default */
+ flash_protect(FLAG_PROTECT_SET,
+ CFG_ENV_ADDR,
+ CFG_ENV_ADDR+CFG_ENV_SECT_SIZE-1,
+ &flash_info[0]);
+#endif
+#endif
+ return (size);
+}
+
+/*-----------------------------------------------------------------------
+ */
+void flash_print_info (flash_info_t *info)
+{
+ int i;
+
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf ("missing or unknown FLASH type\n");
+ return;
+ }
+
+ switch (info->flash_id & FLASH_VENDMASK) {
+ case FLASH_MAN_INTEL: printf ("Intel "); break;
+ case FLASH_MAN_SHARP: printf ("Sharp "); break;
+ default: printf ("Unknown Vendor "); break;
+ }
+
+ switch (info->flash_id & FLASH_TYPEMASK) {
+ case FLASH_28F016SV: printf ("28F016SV (16 Mbit, 32 x 64k)\n");
+ break;
+ case FLASH_28F160S3: printf ("28F160S3 (16 Mbit, 32 x 512K)\n");
+ break;
+ case FLASH_28F320S3: printf ("28F320S3 (32 Mbit, 64 x 512K)\n");
+ break;
+ case FLASH_LH28F016SCT: printf ("28F016SC (16 Mbit, 32 x 64K)\n");
+ break;
+ case FLASH_28F640J3A: printf ("28F640J3A (64 Mbit, 64 x 128K)\n");
+ break;
+ case FLASH_28F128J3A: printf ("28F128J3A (128 Mbit, 128 x 128K)\n");
+ break;
+
+ default: printf ("Unknown Chip Type\n");
+ break;
+ }
+
+ printf (" Size: %ld MB in %d Sectors\n",
+ info->size >> 20, info->sector_count);
+
+ printf (" Sector Start Addresses:");
+ for (i=0; i<info->sector_count; ++i) {
+ if ((i % 5) == 0)
+ printf ("\n ");
+ printf (" %08lX%s",
+ info->start[i],
+ info->protect[i] ? " (RO)" : " "
+ );
+ }
+ printf ("\n");
+}
+
+/*
+ * The following code cannot be run from FLASH!
+ */
+
+static ulong flash_get_size (vu_long *addr, flash_info_t *info)
+{
+ short i;
+ ulong value;
+ ulong base = (ulong)addr;
+ ulong sector_offset;
+
+#ifdef DEBUG
+ printf("Check flash at 0x%08x\n",(uint)addr);
+#endif
+ /* Write "Intelligent Identifier" command: read Manufacturer ID */
+ *addr = 0x90909090;
+ udelay(20);
+ asm("sync");
+
+ value = addr[0] & 0x00FF00FF;
+
+#ifdef DEBUG
+ printf("manufacturer=0x%x\n",(uint)value);
+#endif
+ switch (value) {
+ case MT_MANUFACT: /* SHARP, MT or => Intel */
+ case INTEL_ALT_MANU:
+ info->flash_id = FLASH_MAN_INTEL;
+ break;
+ default:
+ printf("unknown manufacturer: %x\n", (unsigned int)value);
+ info->flash_id = FLASH_UNKNOWN;
+ info->sector_count = 0;
+ info->size = 0;
+ return (0); /* no or unknown flash */
+ }
+
+ value = addr[1] & 0x00FF00FF; /* device ID */
+
+#ifdef DEBUG
+ printf("deviceID=0x%x\n",(uint)value);
+#endif
+ switch (value) {
+ case (INTEL_ID_28F016S):
+ info->flash_id += FLASH_28F016SV;
+ info->sector_count = 32;
+ info->size = 0x00400000;
+ sector_offset = 0x20000;
+ break; /* => 2x2 MB */
+
+ case (INTEL_ID_28F160S3):
+ info->flash_id += FLASH_28F160S3;
+ info->sector_count = 32;
+ info->size = 0x00400000;
+ sector_offset = 0x20000;
+ break; /* => 2x2 MB */
+
+ case (INTEL_ID_28F320S3):
+ info->flash_id += FLASH_28F320S3;
+ info->sector_count = 64;
+ info->size = 0x00800000;
+ sector_offset = 0x20000;
+ break; /* => 2x4 MB */
+
+ case (INTEL_ID_28F640J3A):
+ info->flash_id += FLASH_28F640J3A;
+ info->sector_count = 64;
+ info->size = 0x01000000;
+ sector_offset = 0x40000;
+ break; /* => 2x8 MB */
+
+ case (INTEL_ID_28F128J3A):
+ info->flash_id += FLASH_28F128J3A;
+ info->sector_count = 128;
+ info->size = 0x02000000;
+ sector_offset = 0x40000;
+ break; /* => 2x16 MB */
+
+
+ case SHARP_ID_28F016SCL:
+ case SHARP_ID_28F016SCZ:
+ info->flash_id = FLASH_MAN_SHARP | FLASH_LH28F016SCT;
+ info->sector_count = 32;
+ info->size = 0x00800000;
+ sector_offset = 0x40000;
+ break; /* => 4x2 MB */
+
+
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ return (0); /* => no or unknown flash */
+
+ }
+
+ /* set up sector start address table */
+ for (i = 0; i < info->sector_count; i++) {
+ info->start[i] = base;
+ base += sector_offset;
+ /* don't know how to check sector protection */
+ info->protect[i] = 0;
+ }
+
+ /*
+ * Prevent writes to uninitialized FLASH.
+ */
+ if (info->flash_id != FLASH_UNKNOWN) {
+ addr = (vu_long *)info->start[0];
+ *addr = 0xFFFFFF; /* reset bank to read array mode */
+ asm("sync");
+ }
+
+ return (info->size);
+}
+
+
+/*-----------------------------------------------------------------------
+ */
+
+int flash_erase (flash_info_t *info, int s_first, int s_last)
+{
+ int flag, prot, sect;
+ ulong start, now, last;
+
+ if ((s_first < 0) || (s_first > s_last)) {
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf ("- missing\n");
+ } else {
+ printf ("- no sectors to erase\n");
+ }
+ return 1;
+ }
+
+ if ( ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_INTEL)
+ && ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_SHARP) ) {
+ printf ("Can't erase unknown flash type %08lx - aborted\n",
+ info->flash_id);
+ return 1;
+ }
+
+ prot = 0;
+ for (sect=s_first; sect<=s_last; ++sect) {
+ if (info->protect[sect]) {
+ prot++;
+ }
+ }
+
+ if (prot) {
+ printf ("- Warning: %d protected sectors will not be erased!\n",
+ prot);
+ } else {
+ printf ("\n");
+ }
+
+#ifdef DEBUG
+ printf("\nFlash Erase:\n");
+#endif
+ /* Make Sure Block Lock Bit is not set. */
+ if(clear_block_lock_bit((vu_long *)(info->start[s_first]))){
+ return 1;
+ }
+
+ /* Start erase on unprotected sectors */
+#if defined(DEBUG)
+ printf("Begin to erase now,s_first=0x%x s_last=0x%x...\n",s_first,s_last);
+#endif
+ for (sect = s_first; sect<=s_last; sect++) {
+ if (info->protect[sect] == 0) { /* not protected */
+ vu_long *addr = (vu_long *)(info->start[sect]);
+ asm("sync");
+
+ last = start = get_timer (0);
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ /* Reset Array */
+ *addr = 0xffffffff;
+ asm("sync");
+ /* Clear Status Register */
+ *addr = 0x50505050;
+ asm("sync");
+ /* Single Block Erase Command */
+ *addr = 0x20202020;
+ asm("sync");
+ /* Confirm */
+ *addr = 0xD0D0D0D0;
+ asm("sync");
+
+ if((info->flash_id & FLASH_TYPEMASK) != FLASH_LH28F016SCT) {
+ /* Resume Command, as per errata update */
+ *addr = 0xD0D0D0D0;
+ asm("sync");
+ }
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts();
+
+ /* wait at least 80us - let's wait 1 ms */
+ udelay (1000);
+ while ((*addr & 0x00800080) != 0x00800080) {
+ if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+ printf ("Timeout\n");
+ *addr = 0xFFFFFFFF; /* reset bank */
+ asm("sync");
+ return 1;
+ }
+ /* show that we're waiting */
+ if ((now - last) > 1000) { /* every second */
+ putc ('.');
+ last = now;
+ }
+ }
+
+ /* reset to read mode */
+ *addr = 0xFFFFFFFF;
+ asm("sync");
+ }
+ }
+
+ printf ("flash erase done\n");
+ return 0;
+}
+
+/*-----------------------------------------------------------------------
+ * Copy memory to flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+
+int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
+{
+ ulong cp, wp, data;
+ int i, l, rc;
+
+ wp = (addr & ~3); /* get lower word aligned address */
+
+ /*
+ * handle unaligned start bytes
+ */
+ if ((l = addr - wp) != 0) {
+ data = 0;
+ for (i=0, cp=wp; i<l; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *)cp);
+ }
+ for (; i<4 && cnt>0; ++i) {
+ data = (data << 8) | *src++;
+ --cnt;
+ ++cp;
+ }
+ for (; cnt==0 && i<4; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *)cp);
+ }
+
+ if ((rc = write_word(info, wp, data)) != 0) {
+ return (rc);
+ }
+ wp += 4;
+ }
+
+ /*
+ * handle word aligned part
+ */
+ while (cnt >= 4) {
+ data = 0;
+ for (i=0; i<4; ++i) {
+ data = (data << 8) | *src++;
+ }
+ if ((rc = write_word(info, wp, data)) != 0) {
+ return (rc);
+ }
+ wp += 4;
+ cnt -= 4;
+ }
+
+ if (cnt == 0) {
+ return (0);
+ }
+
+ /*
+ * handle unaligned tail bytes
+ */
+ data = 0;
+ for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) {
+ data = (data << 8) | *src++;
+ --cnt;
+ }
+ for (; i<4; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *)cp);
+ }
+
+ return (write_word(info, wp, data));
+}
+
+/*-----------------------------------------------------------------------
+ * Write a word to Flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+static int write_word (flash_info_t *info, ulong dest, ulong data)
+{
+ vu_long *addr = (vu_long *)dest;
+ ulong start, csr;
+ int flag;
+
+ /* Check if Flash is (sufficiently) erased */
+ if ((*addr & data) != data) {
+ return (2);
+ }
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ /* Write Command */
+ *addr = 0x10101010;
+ asm("sync");
+
+ /* Write Data */
+ *addr = data;
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts();
+
+ /* data polling for D7 */
+ start = get_timer (0);
+ flag = 0;
+
+ while (((csr = *addr) & 0x00800080) != 0x00800080) {
+ if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
+ flag = 1;
+ break;
+ }
+ }
+ if (csr & 0x40404040) {
+ printf ("CSR indicates write error (%08lx) at %08lx\n", csr, (ulong)addr);
+ flag = 1;
+ }
+
+ /* Clear Status Registers Command */
+ *addr = 0x50505050;
+ asm("sync");
+ /* Reset to read array mode */
+ *addr = 0xFFFFFFFF;
+ asm("sync");
+
+ return (flag);
+}
+
+/*-----------------------------------------------------------------------
+ * Clear Block Lock Bit, returns:
+ * 0 - OK
+ * 1 - Timeout
+ */
+
+static int clear_block_lock_bit(vu_long * addr)
+{
+ ulong start, now;
+
+ /* Reset Array */
+ *addr = 0xffffffff;
+ asm("sync");
+ /* Clear Status Register */
+ *addr = 0x50505050;
+ asm("sync");
+
+ *addr = 0x60606060;
+ asm("sync");
+ *addr = 0xd0d0d0d0;
+ asm("sync");
+
+ start = get_timer (0);
+ while((*addr & 0x00800080) != 0x00800080){
+ if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+ printf ("Timeout on clearing Block Lock Bit\n");
+ *addr = 0xFFFFFFFF; /* reset bank */
+ asm("sync");
+ return 1;
+ }
+ }
+ return 0;
+}
+
+#endif /* !CFG_NO_FLASH */
diff --git a/board/pm854/init.S b/board/pm854/init.S
new file mode 100644
index 0000000..ade5d6e
--- /dev/null
+++ b/board/pm854/init.S
@@ -0,0 +1,263 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ * Copyright (C) 2002,2003, Motorola Inc.
+ * Xianghua Xiao <X.Xiao@motorola.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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.
+ *
+ * This program 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 program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <ppc_asm.tmpl>
+#include <ppc_defs.h>
+#include <asm/cache.h>
+#include <asm/mmu.h>
+#include <config.h>
+#include <mpc85xx.h>
+
+
+/*
+ * TLB0 and TLB1 Entries
+ *
+ * Out of reset, TLB1's Entry 0 maps the highest 4K for CCSRBAR.
+ * However, CCSRBAR is then relocated to CFG_CCSRBAR right after
+ * these TLB entries are established.
+ *
+ * The TLB entries for DDR are dynamically setup in spd_sdram()
+ * and use TLB1 Entries 8 through 15 as needed according to the
+ * size of DDR memory.
+ *
+ * MAS0: tlbsel, esel, nv
+ * MAS1: valid, iprot, tid, ts, tsize
+ * MAS2: epn, sharen, x0, x1, w, i, m, g, e
+ * MAS3: rpn, u0-u3, ux, sx, uw, sw, ur, sr
+ */
+
+#define entry_start \
+ mflr r1 ; \
+ bl 0f ;
+
+#define entry_end \
+0: mflr r0 ; \
+ mtlr r1 ; \
+ blr ;
+
+
+ .section .bootpg, "ax"
+ .globl tlb1_entry
+tlb1_entry:
+ entry_start
+
+ /*
+ * Number of TLB0 and TLB1 entries in the following table
+ */
+ .long 13
+
+#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR)
+ /*
+ * TLB0 4K Non-cacheable, guarded
+ * 0xff700000 4K Initial CCSRBAR mapping
+ *
+ * This ends up at a TLB0 Index==0 entry, and must not collide
+ * with other TLB0 Entries.
+ */
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,0,1,0,1,0,1)
+#else
+#error("Update the number of table entries in tlb1_entry")
+#endif
+
+ /*
+ * TLB0 16K Cacheable, non-guarded
+ * 0xd001_0000 16K Temporary Global data for initialization
+ *
+ * Use four 4K TLB0 entries. These entries must be cacheable
+ * as they provide the bootstrap memory before the memory
+ * controler and real memory have been configured.
+ *
+ * These entries end up at TLB0 Indicies 0x10, 0x14, 0x18 and 0x1c,
+ * and must not collide with other TLB0 entries.
+ */
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 4 * 1024),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 4 * 1024),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 8 * 1024),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 8 * 1024),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 12 * 1024),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 12 * 1024),
+ 0,0,0,0,0,1,0,1,0,1)
+
+
+ /*
+ * TLB 0: 64M Non-cacheable, guarded
+ * 0xfc000000 64M FLASH (8,16,32 or 64 MB)
+ * Out of reset this entry is only 4K.
+ */
+ .long TLB1_MAS0(1, 0, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M)
+ .long TLB1_MAS2(E500_TLB_EPN(0xfc000000), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(0xfc000000), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 1: 256M Non-cacheable, guarded
+ * 0x80000000 256M PCI1 MEM First half
+ */
+ .long TLB1_MAS0(1, 1, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI1_MEM_BASE), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI1_MEM_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 2: 256M Non-cacheable, guarded
+ * 0x90000000 256M PCI1 MEM Second half
+ */
+ .long TLB1_MAS0(1, 2, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI1_MEM_BASE + 0x10000000),
+ 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI1_MEM_BASE + 0x10000000),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 3: 256M Non-cacheable, guarded
+ * 0xc0000000 256M Rapid IO MEM First half
+ */
+ .long TLB1_MAS0(1, 3, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_RIO_MEM_BASE), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_RIO_MEM_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 4: 256M Non-cacheable, guarded
+ * 0xd0000000 256M Rapid IO MEM Second half
+ */
+ .long TLB1_MAS0(1, 4, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_RIO_MEM_BASE + 0x10000000),
+ 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_RIO_MEM_BASE + 0x10000000),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 5: 64M Non-cacheable, guarded
+ * 0xe000_0000 1M CCSRBAR
+ * 0xe200_0000 16M PCI1 IO
+ */
+ .long TLB1_MAS0(1, 5, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 6: 64M Cacheable, non-guarded
+ * 0xf000_0000 64M LBC SDRAM
+ */
+ .long TLB1_MAS0(1, 6, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_LBC_SDRAM_BASE), 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_LBC_SDRAM_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+#if !defined(CONFIG_SPD_EEPROM)
+ /*
+ * TLB 7: 256M DDR
+ * 0x00000000 256M DDR System memory
+ * Without SPD EEPROM configured DDR, this must be setup manually.
+ * Make sure the TLB count at the top of this table is correct.
+ * Likely it needs to be increased by two for these entries.
+ */
+
+ .long TLB1_MAS0(1, 7, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_DDR_SDRAM_BASE), 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_DDR_SDRAM_BASE), 0,0,0,0,0,1,0,1,0,1)
+#endif
+
+ entry_end
+
+/*
+ * LAW(Local Access Window) configuration:
+ *
+ * 0x0000_0000 0x7fff_ffff DDR 2G
+ * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
+ * 0xc000_0000 0xdfff_ffff RapidIO 512M
+ * 0xe000_0000 0xe000_ffff CCSR 1M
+ * 0xe200_0000 0xe2ff_ffff PCI1 IO 16M
+ * 0xf000_0000 0xf7ff_ffff SDRAM 128M
+ * 0xf800_0000 0xf80f_ffff BCSR 1M
+ * 0xfc00_0000 0xffff_ffff FLASH (boot bank) 64M
+ *
+ * Notes:
+ * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
+ * If flash is 8M at default position (last 8M), no LAW needed.
+ */
+
+#if !defined(CONFIG_SPD_EEPROM)
+#define LAWBAR0 ((CFG_DDR_SDRAM_BASE>>12) & 0xfffff)
+#define LAWAR0 (LAWAR_EN | LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_256M))
+#else
+#define LAWBAR0 0
+#define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN)
+#endif
+
+#define LAWBAR1 ((CFG_PCI1_MEM_BASE>>12) & 0xfffff)
+#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCIX | (LAWAR_SIZE & LAWAR_SIZE_512M))
+
+/*
+ * This is not so much the SDRAM map as it is the whole localbus map.
+ */
+#define LAWBAR2 ((CFG_LBC_SDRAM_BASE>>12) & 0xfffff)
+#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_256M))
+
+#define LAWBAR3 ((CFG_PCI1_IO_BASE>>12) & 0xfffff)
+#define LAWAR3 (LAWAR_EN | LAWAR_TRGT_IF_PCIX | (LAWAR_SIZE & LAWAR_SIZE_16M))
+
+/*
+ * Rapid IO at 0xc000_0000 for 512 M
+ */
+#define LAWBAR4 ((CFG_RIO_MEM_BASE>>12) & 0xfffff)
+#define LAWAR4 (LAWAR_EN | LAWAR_TRGT_IF_RIO | (LAWAR_SIZE & LAWAR_SIZE_512M))
+
+
+ .section .bootpg, "ax"
+ .globl law_entry
+law_entry:
+ entry_start
+ .long 0x05
+ .long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2,LAWBAR3,LAWAR3
+ .long LAWBAR4,LAWAR4
+ entry_end
diff --git a/board/pm854/pm854.c b/board/pm854/pm854.c
new file mode 100644
index 0000000..3eaf93e
--- /dev/null
+++ b/board/pm854/pm854.c
@@ -0,0 +1,296 @@
+ /*
+ * Copyright 2004 Freescale Semiconductor.
+ * (C) Copyright 2002,2003, Motorola Inc.
+ * Xianghua Xiao, (X.Xiao@motorola.com)
+ *
+ * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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.
+ *
+ * This program 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 program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#include <common.h>
+#include <pci.h>
+#include <asm/processor.h>
+#include <asm/immap_85xx.h>
+#include <spd.h>
+
+#if defined(CONFIG_DDR_ECC)
+extern void ddr_enable_ecc(unsigned int dram_size);
+#endif
+
+extern long int spd_sdram(void);
+
+void local_bus_init(void);
+void sdram_init(void);
+long int fixed_sdram(void);
+
+
+int board_early_init_f (void)
+{
+#if defined(CONFIG_PCI)
+ volatile immap_t *immr = (immap_t *)CFG_IMMR;
+ volatile ccsr_pcix_t *pci = &immr->im_pcix;
+
+ pci->peer &= 0xffffffdf; /* disable master abort */
+#endif
+
+ return 0;
+}
+
+int checkboard (void)
+{
+ puts("Board: MicroSys PM854\n");
+
+#ifdef CONFIG_PCI
+ printf(" PCI1: 32 bit, %d MHz (compiled)\n",
+ CONFIG_SYS_CLK_FREQ / 1000000);
+#else
+ printf(" PCI1: disabled\n");
+#endif
+
+ /*
+ * Initialize local bus.
+ */
+ local_bus_init();
+
+ return 0;
+}
+
+
+long int
+initdram(int board_type)
+{
+ long dram_size = 0;
+ extern long spd_sdram (void);
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+
+ puts("Initializing\n");
+
+#if defined(CONFIG_DDR_DLL)
+ {
+ volatile ccsr_gur_t *gur= &immap->im_gur;
+ int i,x;
+
+ x = 10;
+
+ /*
+ * Work around to stabilize DDR DLL
+ */
+ gur->ddrdllcr = 0x81000000;
+ asm("sync;isync;msync");
+ udelay (200);
+ while (gur->ddrdllcr != 0x81000100)
+ {
+ gur->devdisr = gur->devdisr | 0x00010000;
+ asm("sync;isync;msync");
+ for (i=0; i<x; i++)
+ ;
+ gur->devdisr = gur->devdisr & 0xfff7ffff;
+ asm("sync;isync;msync");
+ x++;
+ }
+ }
+#endif
+
+#if defined(CONFIG_SPD_EEPROM)
+ dram_size = spd_sdram ();
+#else
+ dram_size = fixed_sdram ();
+#endif
+
+#if defined(CONFIG_DDR_ECC)
+ /*
+ * Initialize and enable DDR ECC.
+ */
+ ddr_enable_ecc(dram_size);
+#endif
+ puts(" DDR: ");
+ return dram_size;
+}
+
+
+/*
+ * Initialize Local Bus
+ */
+
+void
+local_bus_init(void)
+{
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+ volatile ccsr_gur_t *gur = &immap->im_gur;
+ volatile ccsr_lbc_t *lbc = &immap->im_lbc;
+
+ uint clkdiv;
+ uint lbc_hz;
+ sys_info_t sysinfo;
+
+ /*
+ * Errata LBC11.
+ * Fix Local Bus clock glitch when DLL is enabled.
+ *
+ * If localbus freq is < 66Mhz, DLL bypass mode must be used.
+ * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * Between 66 and 133, the DLL is enabled with an override workaround.
+ */
+
+ get_sys_info(&sysinfo);
+ clkdiv = lbc->lcrr & 0x0f;
+ lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
+
+ if (lbc_hz < 66) {
+ lbc->lcrr = CFG_LBC_LCRR | 0x80000000; /* DLL Bypass */
+
+ } else if (lbc_hz >= 133) {
+ lbc->lcrr = CFG_LBC_LCRR & (~0x80000000); /* DLL Enabled */
+
+ } else {
+ /*
+ * On REV1 boards, need to change CLKDIV before enable DLL.
+ * Default CLKDIV is 8, change it to 4 temporarily.
+ */
+ uint pvr = get_pvr();
+ uint temp_lbcdll = 0;
+
+ if (pvr == PVR_85xx_REV1) {
+ /* FIXME: Justify the high bit here. */
+ lbc->lcrr = 0x10000004;
+ }
+
+ lbc->lcrr = CFG_LBC_LCRR & (~0x80000000); /* DLL Enabled */
+ udelay(200);
+
+ /*
+ * Sample LBC DLL ctrl reg, upshift it to set the
+ * override bits.
+ */
+ temp_lbcdll = gur->lbcdllcr;
+ gur->lbcdllcr = (((temp_lbcdll & 0xff) << 16) | 0x80000000);
+ asm("sync;isync;msync");
+ }
+}
+
+
+#if defined(CFG_DRAM_TEST)
+int testdram (void)
+{
+ uint *pstart = (uint *) CFG_MEMTEST_START;
+ uint *pend = (uint *) CFG_MEMTEST_END;
+ uint *p;
+
+ printf("SDRAM test phase 1:\n");
+ for (p = pstart; p < pend; p++)
+ *p = 0xaaaaaaaa;
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0xaaaaaaaa) {
+ printf ("SDRAM test fails at: %08x\n", (uint) p);
+ return 1;
+ }
+ }
+
+ printf("SDRAM test phase 2:\n");
+ for (p = pstart; p < pend; p++)
+ *p = 0x55555555;
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0x55555555) {
+ printf ("SDRAM test fails at: %08x\n", (uint) p);
+ return 1;
+ }
+ }
+
+ printf("SDRAM test passed.\n");
+ return 0;
+}
+#endif
+
+
+#if !defined(CONFIG_SPD_EEPROM)
+/*************************************************************************
+ * fixed sdram init -- doesn't use serial presence detect.
+ ************************************************************************/
+long int fixed_sdram (void)
+{
+ #ifndef CFG_RAMBOOT
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+ volatile ccsr_ddr_t *ddr= &immap->im_ddr;
+
+ ddr->cs0_bnds = CFG_DDR_CS0_BNDS;
+ ddr->cs0_config = CFG_DDR_CS0_CONFIG;
+ ddr->timing_cfg_1 = CFG_DDR_TIMING_1;
+ ddr->timing_cfg_2 = CFG_DDR_TIMING_2;
+ ddr->sdram_mode = CFG_DDR_MODE;
+ ddr->sdram_interval = CFG_DDR_INTERVAL;
+ #if defined (CONFIG_DDR_ECC)
+ ddr->err_disable = 0x0000000D;
+ ddr->err_sbe = 0x00ff0000;
+ #endif
+ asm("sync;isync;msync");
+ udelay(500);
+ #if defined (CONFIG_DDR_ECC)
+ /* Enable ECC checking */
+ ddr->sdram_cfg = (CFG_DDR_CONTROL | 0x20000000);
+ #else
+ ddr->sdram_cfg = CFG_DDR_CONTROL;
+ #endif
+ asm("sync; isync; msync");
+ udelay(500);
+ #endif
+ return CFG_SDRAM_SIZE * 1024 * 1024;
+}
+#endif /* !defined(CONFIG_SPD_EEPROM) */
+
+
+#if defined(CONFIG_PCI)
+/*
+ * Initialize PCI Devices, report devices found.
+ */
+
+#ifndef CONFIG_PCI_PNP
+static struct pci_config_table pci_pm854_config_table[] = {
+ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
+ PCI_IDSEL_NUMBER, PCI_ANY_ID,
+ pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
+ PCI_ENET0_MEMADDR,
+ PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER
+ } },
+ { }
+};
+#endif
+
+
+static struct pci_controller hose = {
+#ifndef CONFIG_PCI_PNP
+ config_table: pci_pm854_config_table,
+#endif
+};
+
+#endif /* CONFIG_PCI */
+
+
+void
+pci_init_board(void)
+{
+#ifdef CONFIG_PCI
+ extern void pci_mpc85xx_init(struct pci_controller *hose);
+
+ pci_mpc85xx_init(&hose);
+#endif /* CONFIG_PCI */
+}
diff --git a/board/pm854/u-boot.lds b/board/pm854/u-boot.lds
new file mode 100644
index 0000000..5f24f76
--- /dev/null
+++ b/board/pm854/u-boot.lds
@@ -0,0 +1,148 @@
+/*
+ * (C) Copyright 2002,2003, Motorola,Inc.
+ * Xianghua Xiao, X.Xiao@motorola.com.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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.
+ *
+ * This program 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 program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ .resetvec 0xFFFFFFFC :
+ {
+ *(.resetvec)
+ } = 0xffff
+
+ .bootpg 0xFFFFF000 :
+ {
+ cpu/mpc85xx/start.o (.bootpg)
+ board/pm854/init.o (.bootpg)
+ } = 0xffff
+
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ cpu/mpc85xx/start.o (.text)
+ board/pm854/init.o (.text)
+ cpu/mpc85xx/traps.o (.text)
+ cpu/mpc85xx/interrupts.o (.text)
+ cpu/mpc85xx/cpu_init.o (.text)
+ cpu/mpc85xx/cpu.o (.text)
+ cpu/mpc85xx/tsec.o (.text)
+ cpu/mpc85xx/speed.o (.text)
+ cpu/mpc85xx/pci.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_ppc/extable.o (.text)
+ lib_generic/zlib.o (.text)
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+ __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(256);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(256);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}