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authorStephen Warren <swarren@nvidia.com>2012-05-24 11:38:33 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-07-07 14:07:20 +0200
commit4036b6301efab9f5196e986a7e1d3925cf816c31 (patch)
tree53633d7e7e003679feeb43ac762de1fc4edfacfd /common/env_mmc.c
parentb1b9e4ce3af6d10c8442bff48b69cad151ddff82 (diff)
env_mmc: align buffers using ALLOC_CACHE_ALIGN_BUFFER
This allows MMC drivers to perform cache flusing on the bufffers without issue. Signed-off-by: Stephen Warren <swarren@nvidia.com> Cc: Andy Fleming <afleming@gmail.com> Signed-off-by: Tom Warren <twarren@nvidia.com>
Diffstat (limited to 'common/env_mmc.c')
-rw-r--r--common/env_mmc.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/common/env_mmc.c b/common/env_mmc.c
index 0c58ae19b2..be2f2be205 100644
--- a/common/env_mmc.c
+++ b/common/env_mmc.c
@@ -95,7 +95,7 @@ static inline int write_env(struct mmc *mmc, unsigned long size,
int saveenv(void)
{
- env_t env_new;
+ ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
ssize_t len;
char *res;
struct mmc *mmc = find_mmc_device(CONFIG_SYS_MMC_ENV_DEV);
@@ -104,16 +104,16 @@ int saveenv(void)
if (init_mmc_for_env(mmc) || mmc_get_env_addr(mmc, &offset))
return 1;
- res = (char *)&env_new.data;
+ res = (char *)&env_new->data;
len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
}
- env_new.crc = crc32(0, env_new.data, ENV_SIZE);
+ env_new->crc = crc32(0, &env_new->data[0], ENV_SIZE);
printf("Writing to MMC(%d)... ", CONFIG_SYS_MMC_ENV_DEV);
- if (write_env(mmc, CONFIG_ENV_SIZE, offset, (u_char *)&env_new)) {
+ if (write_env(mmc, CONFIG_ENV_SIZE, offset, (u_char *)env_new)) {
puts("failed\n");
return 1;
}
@@ -140,7 +140,7 @@ static inline int read_env(struct mmc *mmc, unsigned long size,
void env_relocate_spec(void)
{
#if !defined(ENV_IS_EMBEDDED)
- char buf[CONFIG_ENV_SIZE];
+ ALLOC_CACHE_ALIGN_BUFFER(char, buf, CONFIG_ENV_SIZE);
struct mmc *mmc = find_mmc_device(CONFIG_SYS_MMC_ENV_DEV);
u32 offset;