diff options
Diffstat (limited to 'target/linux/etrax/patches-2.6.25/201-flashsize.patch')
-rw-r--r-- | target/linux/etrax/patches-2.6.25/201-flashsize.patch | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/target/linux/etrax/patches-2.6.25/201-flashsize.patch b/target/linux/etrax/patches-2.6.25/201-flashsize.patch deleted file mode 100644 index 4c4fa81d04..0000000000 --- a/target/linux/etrax/patches-2.6.25/201-flashsize.patch +++ /dev/null @@ -1,88 +0,0 @@ ---- a/arch/cris/arch-v10/lib/hw_settings.S -+++ b/arch/cris/arch-v10/lib/hw_settings.S -@@ -60,3 +60,5 @@ - .dword R_PORT_PB_SET - .dword PB_SET_VALUE - .dword 0 ; No more register values -+ .ascii "ACME_PART_MAGIC" -+ .dword 0xdeadc0de ---- a/arch/cris/arch-v10/drivers/axisflashmap.c -+++ b/arch/cris/arch-v10/drivers/axisflashmap.c -@@ -113,7 +113,7 @@ static struct map_info map_cse1 = { - - /* If no partition-table was found, we use this default-set. */ - #define MAX_PARTITIONS 7 --#define NUM_DEFAULT_PARTITIONS 3 -+#define NUM_DEFAULT_PARTITIONS 2 - - /* - * Default flash size is 2MB. CONFIG_ETRAX_PTABLE_SECTOR is most likely the -@@ -122,19 +122,14 @@ static struct map_info map_cse1 = { - */ - static struct mtd_partition axis_default_partitions[NUM_DEFAULT_PARTITIONS] = { - { -- .name = "boot firmware", -- .size = CONFIG_ETRAX_PTABLE_SECTOR, -- .offset = 0 -- }, -- { - .name = "kernel", -- .size = 0x200000 - (6 * CONFIG_ETRAX_PTABLE_SECTOR), -- .offset = CONFIG_ETRAX_PTABLE_SECTOR -+ .size = 0x00, -+ .offset = 0 - }, - { -- .name = "filesystem", -- .size = 5 * CONFIG_ETRAX_PTABLE_SECTOR, -- .offset = 0x200000 - (5 * CONFIG_ETRAX_PTABLE_SECTOR) -+ .name = "rootfs", -+ .size = 0x200000 , -+ .offset = 0x200000 - } - }; - -@@ -281,6 +276,11 @@ static int __init init_axis_flash(void) - struct partitiontable_entry *ptable; - int use_default_ptable = 1; /* Until proven otherwise. */ - const char pmsg[] = " /dev/flash%d at 0x%08x, size 0x%08x\n"; -+ unsigned int kernel_part_size = 0; -+ unsigned char *flash_mem = (unsigned char*)(FLASH_CACHED_ADDR); -+ unsigned int flash_scan_count = 0; -+ const char *part_magic = "ACME_PART_MAGIC"; -+ unsigned int magic_len = strlen(part_magic); - - if (!(mymtd = flash_probe())) { - /* There's no reason to use this module if no flash chip can -@@ -292,6 +292,31 @@ static int __init init_axis_flash(void) - mymtd->name, mymtd->size); - axisflash_mtd = mymtd; - } -+ /* scan flash to findout where out partition starts */ -+ -+ printk(KERN_INFO "Scanning flash for end of kernel magic\n"); -+ for(flash_scan_count = 0; flash_scan_count < 100000; flash_scan_count++){ -+ if(strncmp(&flash_mem[flash_scan_count], part_magic, magic_len - 1) == 0) -+ { -+ kernel_part_size = flash_mem[flash_scan_count + magic_len ]; -+ kernel_part_size <<= 8; -+ kernel_part_size += flash_mem[flash_scan_count + magic_len + 2]; -+ kernel_part_size <<= 8; -+ kernel_part_size += flash_mem[flash_scan_count + magic_len + 1]; -+ kernel_part_size <<= 8; -+ kernel_part_size += flash_mem[flash_scan_count + magic_len + 3]; -+ printk(KERN_INFO "Kernel ends at 0x%.08X\n", kernel_part_size); -+ flash_scan_count = 1100000; -+ } -+ } -+ -+ -+ if(kernel_part_size){ -+ kernel_part_size = (kernel_part_size & 0xffff0000); -+ axis_default_partitions[0].size = kernel_part_size; -+ axis_default_partitions[1].size = mymtd->size - axis_default_partitions[0].size; -+ axis_default_partitions[1].offset = axis_default_partitions[0].size; -+ } - - if (mymtd) { - mymtd->owner = THIS_MODULE; |