Add files needed for bitmap load support
diff --git a/common/cmd_bmp.c b/common/cmd_bmp.c
new file mode 100644
index 0000000..c6a16a4
--- /dev/null
+++ b/common/cmd_bmp.c
@@ -0,0 +1,118 @@
+/*
+ * (C) Copyright 2002
+ * Dtlev Zundel, DENX Software Engineering, dzu@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
+ */
+
+/*
+ * BMP handling routines
+ */
+
+#include <common.h>
+#include <bmp_layout.h>
+#include <command.h>
+
+#if (CONFIG_COMMANDS & CFG_CMD_BMP)
+
+static int bmp_info (ulong addr);
+static int bmp_display (ulong addr);
+
+/*
+ * Subroutine: do_bmp
+ *
+ * Description: Handler for 'bmp' command..
+ *
+ * Inputs: argv[1] contains the subcommand
+ *
+ * Return: None
+ *
+ */
+int do_bmp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ ulong addr;
+
+ switch (argc) {
+ case 2: /* use load_addr as default address */
+ addr = load_addr;
+ break;
+ case 3: /* use argument */
+ addr = simple_strtoul(argv[2], NULL, 16);
+ break;
+ default:
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ /* Allow for short names
+ * Adjust length if more sub-commands get added
+ */
+ if (strncmp(argv[1],"info",1) == 0) {
+ return (bmp_info(addr));
+ } else if (strncmp(argv[1],"display",1) == 0) {
+ return (bmp_display(addr));
+ } else {
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+}
+
+/*
+ * Subroutine: bmp_info
+ *
+ * Description: Show information about bmp file in memory
+ *
+ * Inputs: addr address of the bmp file
+ *
+ * Return: None
+ *
+ */
+static int bmp_info(ulong addr)
+{
+ bmp_image_t *bmp=(bmp_image_t *)addr;
+ if (!((bmp->header.signature[0]=='B') &&
+ (bmp->header.signature[1]=='M'))) {
+ printf("There is no valid bmp file at the given address\n");
+ return(1);
+ }
+ printf("Image size : %d x %d\n", le32_to_cpu(bmp->header.width),
+ le32_to_cpu(bmp->header.height));
+ printf("Bits per pixel: %d\n", le16_to_cpu(bmp->header.bit_count));
+ printf("Compression : %d\n", le32_to_cpu(bmp->header.compression));
+ return(0);
+}
+
+/*
+ * Subroutine: bmp_display
+ *
+ * Description: Display bmp file located in memory
+ *
+ * Inputs: addr address of the bmp file
+ *
+ * Return: None
+ *
+ */
+static int bmp_display(ulong addr)
+{
+ extern int lcd_display_bitmap (ulong);
+
+ return (lcd_display_bitmap (addr));
+}
+
+#endif /* (CONFIG_COMMANDS & CFG_CMD_BMP) */