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fix squashfs mapping

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@1847 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
wbx 2005-09-04 14:38:53 +00:00
parent 51bbd78ce2
commit 7aa953c3df
1 changed files with 20 additions and 11 deletions
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31
openwrt/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch
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@ -13059,8 +13059,8 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/Makefile linux-2.6.12.5-brcm/drivers/m
obj-$(CONFIG_MTD_SBC_GXX) += sbc_gxx.o
diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-brcm/drivers/mtd/maps/bcm47xx-flash.c
--- linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.12.5-brcm/drivers/mtd/maps/bcm47xx-flash.c 2005-09-03 21:42:29.384972992 +0200
@@ -0,0 +1,240 @@
+++ linux-2.6.12.5-brcm/drivers/mtd/maps/bcm47xx-flash.c 2005-09-04 04:50:19.246786848 +0200
@@ -0,0 +1,249 @@
+/*
+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org)
+ * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org>
@ -13118,6 +13118,9 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-brcm/dr
+extern struct mtd_partition * init_mtd_partitions(struct mtd_info *mtd, size_t size);
+#endif
+
+#define CFE_SIZE 1024*384
+#define NVRAM_SIZE 1024*128
+
+#define WINDOW_ADDR 0x1c000000
+#define WINDOW_SIZE (0x400000*2)
+#define BUSWIDTH 2
@ -13172,7 +13175,7 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-brcm/dr
+
+ trx = (struct trx_header *) buf;
+
+ for (off = (384*1024); off < size; off += mtd->erasesize) {
+ for (off = (512*1024); off < size; off += mtd->erasesize) {
+ memset(buf, 0xe5, sizeof(buf));
+
+ /*
@ -13209,16 +13212,16 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-brcm/dr
+{
+
+ /* boot loader */
+ bcm947xx_parts[0].offset=0;
+ bcm947xx_parts[0].size=384*1024;
+ bcm947xx_parts[0].offset = 0;
+ bcm947xx_parts[0].size = CFE_SIZE;
+
+ /* nvram */
+ bcm947xx_parts[3].offset = size - (128*1024);
+ bcm947xx_parts[3].size = size - bcm947xx_parts[3].offset;
+ /* nvram (old config partition) */
+ bcm947xx_parts[3].offset = bcm947xx_parts[0].size;
+ bcm947xx_parts[3].size = NVRAM_SIZE;
+
+ /* Size linux (kernel and rootfs) */
+ bcm947xx_parts[1].offset = bcm947xx_parts[0].size;
+ bcm947xx_parts[1].size = bcm947xx_parts[3].offset - bcm947xx_parts[1].offset;
+ bcm947xx_parts[1].offset = bcm947xx_parts[0].size + bcm947xx_parts[3].size;
+ bcm947xx_parts[1].size = size - NVRAM_SIZE - bcm947xx_parts[0].size - bcm947xx_parts[3].size;
+
+ /* Find and size rootfs */
+ if (find_root(mtd,size,&bcm947xx_parts[2])==0) {
@ -13229,7 +13232,13 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-brcm/dr
+ /* legacy setup */
+ /* calculate leftover flash, and assign it to the jffs2 partition */
+ bcm947xx_parts[4].offset = bcm947xx_parts[2].offset + bcm947xx_parts[2].size;
+ bcm947xx_parts[4].size = bcm947xx_parts[3].offset - bcm947xx_parts[4].offset;
+ if ((bcm947xx_parts[4].offset % mtd->erasesize) > 0) {
+ bcm947xx_parts[4].offset += mtd->erasesize -
+ (bcm947xx_parts[4].offset % mtd->erasesize);
+ bcm947xx_parts[4].size = size - NVRAM_SIZE - bcm947xx_parts[4].offset;
+ } else {
+ bcm947xx_parts[4].size = bcm947xx_parts[3].offset - bcm947xx_parts[4].offset;
+ }
+ }
+
+ return bcm947xx_parts;