Merge branch 'master' of /home/wd/git/u-boot/custodians

[platform/kernel/u-boot.git] / common / env_sf.c

diff --git a/common/env_sf.c b/common/env_sf.c
index d641a9a..1bbf93f 100644 (file)
--- a/common/env_sf.c
+++ b/common/env_sf.c
@@ -26,23 +26,20 @@
  * MA 02111-1307 USA
  */
 #include <common.h>
-
-#ifdef CFG_ENV_IS_IN_SPI_FLASH
-
 #include <environment.h>
 #include <spi_flash.h>
 
-#ifndef CFG_ENV_SPI_BUS
-# define CFG_ENV_SPI_BUS       0
+#ifndef CONFIG_ENV_SPI_BUS
+# define CONFIG_ENV_SPI_BUS    0
 #endif
-#ifndef CFG_ENV_SPI_CS
-# define CFG_ENV_SPI_CS                0
+#ifndef CONFIG_ENV_SPI_CS
+# define CONFIG_ENV_SPI_CS             0
 #endif
-#ifndef CFG_ENV_SPI_MAX_HZ
-# define CFG_ENV_SPI_MAX_HZ    1000000
+#ifndef CONFIG_ENV_SPI_MAX_HZ
+# define CONFIG_ENV_SPI_MAX_HZ 1000000
 #endif
-#ifndef CFG_ENV_SPI_MODE
-# define CFG_ENV_SPI_MODE      SPI_MODE_3
+#ifndef CONFIG_ENV_SPI_MODE
+# define CONFIG_ENV_SPI_MODE   SPI_MODE_3
 #endif
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -63,17 +60,25 @@ 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 (CONFIG_ENV_SIZE > CONFIG_ENV_SECT_SIZE) {
+               sector = CONFIG_ENV_SIZE / CONFIG_ENV_SECT_SIZE;
+               if (CONFIG_ENV_SIZE % CONFIG_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, CONFIG_ENV_OFFSET, sector * CONFIG_ENV_SECT_SIZE))
                return 1;
 
        puts("Writing to SPI flash...");
-       if (spi_flash_write(env_flash, CFG_ENV_OFFSET, CFG_ENV_SIZE, env_ptr))
+       if (spi_flash_write(env_flash, CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, env_ptr))
                return 1;
 
        puts("done\n");
@@ -84,12 +89,12 @@ void env_relocate_spec(void)
 {
        int ret;
 
-       env_flash = spi_flash_probe(CFG_ENV_SPI_BUS, CFG_ENV_SPI_CS,
-                       CFG_ENV_SPI_MAX_HZ, CFG_ENV_SPI_MODE);
+       env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
+                       CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
        if (!env_flash)
                goto err_probe;
 
-       ret = spi_flash_read(env_flash, CFG_ENV_OFFSET, CFG_ENV_SIZE, env_ptr);
+       ret = spi_flash_read(env_flash, CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, env_ptr);
        if (ret)
                goto err_read;
 
@@ -107,7 +112,7 @@ err_probe:
 err_crc:
        puts("*** Warning - bad CRC, using default environment\n\n");
 
-       if (default_environment_size > CFG_ENV_SIZE) {
+       if (default_environment_size > CONFIG_ENV_SIZE) {
                gd->env_valid = 0;
                puts("*** Error - default environment is too large\n\n");
                return;
@@ -127,5 +132,3 @@ int env_init(void)
 
        return 0;
 }
-
-#endif /* CFG_ENV_IS_IN_SPI_FLASH */