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| author | Daniel Schwierzeck <daniel.schwierzeck@gmail.com> | 2013-05-09 17:10:06 +0200 |
|---|---|---|
| committer | Daniel Schwierzeck <daniel.schwierzeck@gmail.com> | 2013-08-13 11:58:48 +0200 |
| commit | 6c154552b0540f73cc2a3692f53b405f0f2bdf0e (patch) | |
| tree | 758cfda89d8cdc6fbab76482efdf989c60339b08 /arch/mips | |
| parent | 15f8aa90931c47cecac41984bf80bb394c3f4dfd (diff) | |
| download | talos-obmc-uboot-6c154552b0540f73cc2a3692f53b405f0f2bdf0e.tar.gz talos-obmc-uboot-6c154552b0540f73cc2a3692f53b405f0f2bdf0e.zip | |
MIPS: bootm: add support for generic relocation of init ramdisks
All linux kernels after v2.6 require a page-aligned location of
an external init ramdisk. Enable CONFIG_SYS_BOOT_RAMDISK_HIGH to
support this with the generic U-Boot relocation code.
Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/include/asm/config.h | 1 | ||||
| -rw-r--r-- | arch/mips/lib/bootm.c | 8 |
2 files changed, 7 insertions, 2 deletions
diff --git a/arch/mips/include/asm/config.h b/arch/mips/include/asm/config.h index 6eb1cee2d8..3a891ba627 100644 --- a/arch/mips/include/asm/config.h +++ b/arch/mips/include/asm/config.h @@ -8,5 +8,6 @@ #define _ASM_CONFIG_H_ #define CONFIG_LMB +#define CONFIG_SYS_BOOT_RAMDISK_HIGH #endif diff --git a/arch/mips/lib/bootm.c b/arch/mips/lib/bootm.c index 257390b560..27e0b1be84 100644 --- a/arch/mips/lib/bootm.c +++ b/arch/mips/lib/bootm.c @@ -147,6 +147,7 @@ static void boot_prep_linux(bootm_headers_t *images) { char env_buf[12]; const char *cp; + ulong rd_start, rd_size; #ifdef CONFIG_MEMSIZE_IN_BYTES sprintf(env_buf, "%lu", (ulong)gd->ram_size); @@ -157,14 +158,17 @@ static void boot_prep_linux(bootm_headers_t *images) (ulong)(gd->ram_size >> 20)); #endif /* CONFIG_MEMSIZE_IN_BYTES */ + rd_start = UNCACHED_SDRAM(images->initrd_start); + rd_size = images->initrd_end - images->initrd_start; + linux_env_init(); linux_env_set("memsize", env_buf); - sprintf(env_buf, "0x%08X", (uint) UNCACHED_SDRAM(images->rd_start)); + sprintf(env_buf, "0x%08lX", rd_start); linux_env_set("initrd_start", env_buf); - sprintf(env_buf, "0x%X", (uint) (images->rd_end - images->rd_start)); + sprintf(env_buf, "0x%lX", rd_size); linux_env_set("initrd_size", env_buf); sprintf(env_buf, "0x%08X", (uint) (gd->bd->bi_flashstart)); |
