* Patch by Hans-Joerg Frieden, 06 Dec 2002

[karo-tx-uboot.git] / common / env_nvram.c

diff --git a/common/env_nvram.c b/common/env_nvram.c
index fdfa4fcb65f8c23dc5faab8f919388cc2471a68f..76e84383d51aa4be81f5999ee4a929f9f4066503 100644 (file)
--- a/common/env_nvram.c
+++ b/common/env_nvram.c
@@ -66,7 +66,25 @@ extern int default_environment_size;
 extern uchar (*env_get_char)(int);
 extern uchar env_get_char_memory (int index);
 
+#ifdef CONFIG_AMIGAONEG3SE
+uchar env_get_char_spec (int index)
+{
+#ifdef CFG_NVRAM_ACCESS_ROUTINE
+       uchar c;
+
+       nvram_read(&c, CFG_ENV_ADDR+index, 1);
 
+       return c;
+#else
+       DECLARE_GLOBAL_DATA_PTR;
+       uchar retval;
+       enable_nvram();
+       retval = *((uchar *)(gd->env_addr + index));
+       disable_nvram();
+       return retval;
+#endif
+}
+#else
 uchar env_get_char_spec (int index)
 {
 #ifdef CFG_NVRAM_ACCESS_ROUTINE
@@ -81,6 +99,7 @@ uchar env_get_char_spec (int index)
        return *((uchar *)(gd->env_addr + index));
 #endif
 }
+#endif
 
 void env_relocate_spec (void)
 {
@@ -94,12 +113,18 @@ void env_relocate_spec (void)
 int saveenv (void)
 {
        int rcode = 0;
-
+#ifdef CONFIG_AMIGAONEG3SE
+       enable_nvram();
+#endif
 #ifdef CFG_NVRAM_ACCESS_ROUTINE
        nvram_write(CFG_ENV_ADDR, env_ptr, CFG_ENV_SIZE);
 #else
        if (memcpy ((char *)CFG_ENV_ADDR, env_ptr, CFG_ENV_SIZE) == NULL)
                    rcode = 1 ;
+#endif
+#ifdef CONFIG_AMIGAONEG3SE
+       udelay(10000);
+       disable_nvram();
 #endif
        return rcode;
 }
@@ -113,7 +138,9 @@ int saveenv (void)
 int env_init (void)
 {
        DECLARE_GLOBAL_DATA_PTR;
-
+#ifdef CONFIG_AMIGAONEG3SE
+       enable_nvram();
+#endif
 #if defined(CFG_NVRAM_ACCESS_ROUTINE)
        ulong crc;
        uchar data[ENV_SIZE];
@@ -131,7 +158,9 @@ int env_init (void)
                gd->env_addr  = (ulong)&default_environment[0];
                gd->env_valid = 0;
        }
-
+#ifdef CONFIG_AMIGAONEG3SE
+       disable_nvram();
+#endif
        return (0);
 }