/* #define DEBUG */
#include <common.h>
-
-#if defined(CFG_ENV_IS_IN_FLASH) /* Environment is in Flash */
-
#include <command.h>
#include <environment.h>
#include <linux/stddef.h>
#include <malloc.h>
-#if ((CONFIG_COMMANDS&(CFG_CMD_ENV|CFG_CMD_FLASH)) == (CFG_CMD_ENV|CFG_CMD_FLASH))
+DECLARE_GLOBAL_DATA_PTR;
+
+#if defined(CONFIG_CMD_SAVEENV) && defined(CONFIG_CMD_FLASH)
#define CMD_SAVEENV
-#elif defined(CFG_ENV_ADDR_REDUND)
-#error Cannot use CFG_ENV_ADDR_REDUND without CFG_CMD_ENV & CFG_CMD_FLASH
+#elif defined(CONFIG_ENV_ADDR_REDUND)
+#error Cannot use CONFIG_ENV_ADDR_REDUND without CONFIG_CMD_SAVEENV & CONFIG_CMD_FLASH
#endif
-#if defined(CFG_ENV_SIZE_REDUND) && (CFG_ENV_SIZE_REDUND < CFG_ENV_SIZE)
-#error CFG_ENV_SIZE_REDUND should not be less then CFG_ENV_SIZE
+#if defined(CONFIG_ENV_SIZE_REDUND) && (CONFIG_ENV_SIZE_REDUND < CONFIG_ENV_SIZE)
+#error CONFIG_ENV_SIZE_REDUND should not be less then CONFIG_ENV_SIZE
#endif
#ifdef CONFIG_INFERNO
-# ifdef CFG_ENV_ADDR_REDUND
-#error CFG_ENV_ADDR_REDUND is not implemented for CONFIG_INFERNO
+# ifdef CONFIG_ENV_ADDR_REDUND
+#error CONFIG_ENV_ADDR_REDUND is not implemented for CONFIG_INFERNO
# endif
#endif
#ifdef CMD_SAVEENV
/* static env_t *flash_addr = (env_t *)(&environment[0]);-broken on ARM-wd-*/
-static env_t *flash_addr = (env_t *)CFG_ENV_ADDR;
+static env_t *flash_addr = (env_t *)CONFIG_ENV_ADDR;
#endif
#else /* ! ENV_IS_EMBEDDED */
-env_t *env_ptr = (env_t *)CFG_ENV_ADDR;
+env_t *env_ptr = (env_t *)CONFIG_ENV_ADDR;
#ifdef CMD_SAVEENV
-static env_t *flash_addr = (env_t *)CFG_ENV_ADDR;
+static env_t *flash_addr = (env_t *)CONFIG_ENV_ADDR;
#endif
#endif /* ENV_IS_EMBEDDED */
-#ifdef CFG_ENV_ADDR_REDUND
-static env_t *flash_addr_new = (env_t *)CFG_ENV_ADDR_REDUND;
+#ifdef CONFIG_ENV_ADDR_REDUND
+static env_t *flash_addr_new = (env_t *)CONFIG_ENV_ADDR_REDUND;
-/* CFG_ENV_ADDR is supposed to be on sector boundary */
-static ulong end_addr = CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1;
-static ulong end_addr_new = CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1;
+/* CONFIG_ENV_ADDR is supposed to be on sector boundary */
+static ulong end_addr = CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1;
+static ulong end_addr_new = CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1;
#define ACTIVE_FLAG 1
#define OBSOLETE_FLAG 0
-#endif /* CFG_ENV_ADDR_REDUND */
+#endif /* CONFIG_ENV_ADDR_REDUND */
extern uchar default_environment[];
extern int default_environment_size;
uchar env_get_char_spec (int index)
{
- DECLARE_GLOBAL_DATA_PTR;
-
return ( *((uchar *)(gd->env_addr + index)) );
}
-#ifdef CFG_ENV_ADDR_REDUND
+#ifdef CONFIG_ENV_ADDR_REDUND
int env_init(void)
{
- DECLARE_GLOBAL_DATA_PTR;
-
- int crc1_ok =
- (crc32(0, flash_addr->data, ENV_SIZE) == flash_addr->crc);
- int crc2_ok =
- (crc32(0, flash_addr_new->data, ENV_SIZE) == flash_addr_new->crc);
+ int crc1_ok = 0, crc2_ok = 0;
uchar flag1 = flash_addr->flags;
uchar flag2 = flash_addr_new->flags;
ulong addr1 = (ulong)&(flash_addr->data);
ulong addr2 = (ulong)&(flash_addr_new->data);
+ crc1_ok = (crc32(0, flash_addr->data, ENV_SIZE) == flash_addr->crc);
+ crc2_ok = (crc32(0, flash_addr_new->data, ENV_SIZE) == flash_addr_new->crc);
+
if (crc1_ok && ! crc2_ok) {
gd->env_addr = addr1;
gd->env_valid = 1;
char *saved_data = NULL;
int rc = 1;
char flag = OBSOLETE_FLAG, new_flag = ACTIVE_FLAG;
-#if CFG_ENV_SECT_SIZE > CFG_ENV_SIZE
+#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE
ulong up_data = 0;
#endif
goto Done;
}
-#if CFG_ENV_SECT_SIZE > CFG_ENV_SIZE
- up_data = (end_addr_new + 1 - ((long)flash_addr_new + CFG_ENV_SIZE));
+#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE
+ up_data = (end_addr_new + 1 - ((long)flash_addr_new + CONFIG_ENV_SIZE));
debug ("Data to save 0x%x\n", up_data);
if (up_data) {
if ((saved_data = malloc(up_data)) == NULL) {
goto Done;
}
memcpy(saved_data,
- (void *)((long)flash_addr_new + CFG_ENV_SIZE), up_data);
+ (void *)((long)flash_addr_new + CONFIG_ENV_SIZE), up_data);
debug ("Data (start 0x%x, len 0x%x) saved at 0x%x\n",
- (long)flash_addr_new + CFG_ENV_SIZE,
+ (long)flash_addr_new + CONFIG_ENV_SIZE,
up_data, saved_data);
}
#endif
debug (" %08lX ... %08lX ...",
(ulong)&(flash_addr_new->data),
sizeof(env_ptr->data)+(ulong)&(flash_addr_new->data));
- if ((rc = flash_write(env_ptr->data,
+ if ((rc = flash_write((char *)env_ptr->data,
(ulong)&(flash_addr_new->data),
sizeof(env_ptr->data))) ||
(rc = flash_write((char *)&(env_ptr->crc),
}
puts ("done\n");
-#if CFG_ENV_SECT_SIZE > CFG_ENV_SIZE
+#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE
if (up_data) { /* restore the rest of sector */
debug ("Restoring the rest of data to 0x%x len 0x%x\n",
- (long)flash_addr_new + CFG_ENV_SIZE, up_data);
+ (long)flash_addr_new + CONFIG_ENV_SIZE, up_data);
if (flash_write(saved_data,
- (long)flash_addr_new + CFG_ENV_SIZE,
+ (long)flash_addr_new + CONFIG_ENV_SIZE,
up_data)) {
flash_perror(rc);
goto Done;
}
#endif /* CMD_SAVEENV */
-#else /* ! CFG_ENV_ADDR_REDUND */
+#else /* ! CONFIG_ENV_ADDR_REDUND */
int env_init(void)
{
- DECLARE_GLOBAL_DATA_PTR;
-
if (crc32(0, env_ptr->data, ENV_SIZE) == env_ptr->crc) {
gd->env_addr = (ulong)&(env_ptr->data);
gd->env_valid = 1;
- } else {
- gd->env_addr = (ulong)&default_environment[0];
- gd->env_valid = 0;
+ return(0);
}
+ gd->env_addr = (ulong)&default_environment[0];
+ gd->env_valid = 0;
return (0);
}
int len, rc;
ulong end_addr;
ulong flash_sect_addr;
-#if defined(CFG_ENV_SECT_SIZE) && (CFG_ENV_SECT_SIZE > CFG_ENV_SIZE)
+#if defined(CONFIG_ENV_SECT_SIZE) && (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE)
ulong flash_offset;
- uchar env_buffer[CFG_ENV_SECT_SIZE];
+ uchar env_buffer[CONFIG_ENV_SECT_SIZE];
#else
- uchar *env_buffer = (char *)env_ptr;
-#endif /* CFG_ENV_SECT_SIZE */
+ uchar *env_buffer = (uchar *)env_ptr;
+#endif /* CONFIG_ENV_SECT_SIZE */
int rcode = 0;
-#if defined(CFG_ENV_SECT_SIZE) && (CFG_ENV_SECT_SIZE > CFG_ENV_SIZE)
+#if defined(CONFIG_ENV_SECT_SIZE) && (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE)
- flash_offset = ((ulong)flash_addr) & (CFG_ENV_SECT_SIZE-1);
- flash_sect_addr = ((ulong)flash_addr) & ~(CFG_ENV_SECT_SIZE-1);
+ flash_offset = ((ulong)flash_addr) & (CONFIG_ENV_SECT_SIZE-1);
+ flash_sect_addr = ((ulong)flash_addr) & ~(CONFIG_ENV_SECT_SIZE-1);
debug ( "copy old content: "
"sect_addr: %08lX env_addr: %08lX offset: %08lX\n",
flash_sect_addr, (ulong)flash_addr, flash_offset);
/* copy old contents to temporary buffer */
- memcpy (env_buffer, (void *)flash_sect_addr, CFG_ENV_SECT_SIZE);
+ memcpy (env_buffer, (void *)flash_sect_addr, CONFIG_ENV_SECT_SIZE);
/* copy current environment to temporary buffer */
memcpy ((uchar *)((unsigned long)env_buffer + flash_offset),
env_ptr,
- CFG_ENV_SIZE);
+ CONFIG_ENV_SIZE);
- len = CFG_ENV_SECT_SIZE;
+ len = CONFIG_ENV_SECT_SIZE;
#else
flash_sect_addr = (ulong)flash_addr;
- len = CFG_ENV_SIZE;
-#endif /* CFG_ENV_SECT_SIZE */
+ len = CONFIG_ENV_SIZE;
+#endif /* CONFIG_ENV_SECT_SIZE */
#ifndef CONFIG_INFERNO
end_addr = flash_sect_addr + len - 1;
return 1;
puts ("Writing to Flash... ");
- rc = flash_write(env_buffer, flash_sect_addr, len);
+ rc = flash_write((char *)env_buffer, flash_sect_addr, len);
if (rc != 0) {
flash_perror (rc);
rcode = 1;
#endif /* CMD_SAVEENV */
-#endif /* CFG_ENV_ADDR_REDUND */
+#endif /* CONFIG_ENV_ADDR_REDUND */
void env_relocate_spec (void)
{
-#if !defined(ENV_IS_EMBEDDED) || defined(CFG_ENV_ADDR_REDUND)
-#ifdef CFG_ENV_ADDR_REDUND
- DECLARE_GLOBAL_DATA_PTR;
-
+#if !defined(ENV_IS_EMBEDDED) || defined(CONFIG_ENV_ADDR_REDUND)
+#ifdef CONFIG_ENV_ADDR_REDUND
if (gd->env_addr != (ulong)&(flash_addr->data)) {
env_t * etmp = flash_addr;
ulong ltmp = end_addr;
if (gd->env_valid == 2)
puts ("*** Warning - some problems detected "
"reading environment; recovered successfully\n\n");
-#endif /* CFG_ENV_ADDR_REDUND */
- memcpy (env_ptr, (void*)flash_addr, CFG_ENV_SIZE);
-#endif /* ! ENV_IS_EMBEDDED || CFG_ENV_ADDR_REDUND */
+#endif /* CONFIG_ENV_ADDR_REDUND */
+#ifdef CMD_SAVEENV
+ memcpy (env_ptr, (void*)flash_addr, CONFIG_ENV_SIZE);
+#endif
+#endif /* ! ENV_IS_EMBEDDED || CONFIG_ENV_ADDR_REDUND */
}
-
-#endif /* CFG_ENV_IS_IN_FLASH */
projects / karo-tx-uboot.git / blobdiff