From: TsiChung Liew <[EMAIL PROTECTED]>
The CFG_ENV_SIZE is not suitable used for SPI flash erase
sector size if CFG_ENV_SIZE is less than CFG_ENV_SECT_SIZE.
Add condition check if CFG_ENV_SIZE is larger than
CFG_ENV_SECT_SIZE, calculate the right number of sectors for
erasing.
Signed-off-by: TsiChung Liew <[EMAIL PROTECTED]>
---
common/env_sf.c | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/common/env_sf.c b/common/env_sf.c
index d641a9a..9077d78 100644
--- a/common/env_sf.c
+++ b/common/env_sf.c
@@ -63,13 +63,21 @@ uchar env_get_char_spec(int index)
int saveenv(void)
{
+ u32 sector = 1;
+
if (!env_flash) {
puts("Environment SPI flash not initialized\n");
return 1;
}
+ if (CFG_ENV_SIZE > CFG_ENV_SECT_SIZE) {
+ sector = CFG_ENV_SIZE / CFG_ENV_SECT_SIZE;
+ if (CFG_ENV_SIZE % CFG_ENV_SECT_SIZE)
+ sector++;
+ }
+
puts("Erasing SPI flash...");
- if (spi_flash_erase(env_flash, CFG_ENV_OFFSET, CFG_ENV_SIZE))
+ if (spi_flash_erase(env_flash, CFG_ENV_OFFSET, sector *
CFG_ENV_SECT_SIZE))
return 1;
puts("Writing to SPI flash...");
--
1.5.6.4
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