int
BCMINITFN(nvram_commit_internal)(bool nvram_corrupt)
{
struct nvram_header *header;
int ret;
uint32 *src, *dst;
uint i;
if (!(header = (struct nvram_header *) MALLOC(NULL, MAX_NVRAM_SPACE))) {
printf("nvram_commit: out of memory\n");
return -12; /* -ENOMEM */
}
NVRAM_LOCK();
/* Regenerate NVRAM */
ret = _nvram_commit(header);
if (ret)
goto done;
src = (uint32 *) &header[1];
dst = src;
for (i = sizeof(struct nvram_header); i < header->len && i < MAX_NVRAM_SPACE; i += 4)
*dst++ = htol32(*src++);
#ifdef _CFE_
if ((ret = cfe_open(flashdrv_nvram)) >= 0) {
if (nvram_corrupt) {
printf("Corrupting NVRAM...\n");
header->magic = NVRAM_INVALID_MAGIC;
}
cfe_writeblk(ret, 0, (unsigned char *) header, header->len);
cfe_close(ret);
}
#else
if (sysFlashInit(NULL) == 0) {
/* set/write invalid MAGIC # (in case writing image fails/is interrupted)
* write the NVRAM image to flash(with invalid magic)
* set/write valid MAGIC #
*/
header->magic = NVRAM_CLEAR_MAGIC;
nvWriteChars((unsigned char *)&header->magic, sizeof(header->magic));
header->magic = NVRAM_INVALID_MAGIC;
nvWrite((unsigned short *) header, MAX_NVRAM_SPACE);
header->magic = NVRAM_MAGIC;
nvWriteChars((unsigned char *)&header->magic, sizeof(header->magic));
}
#endif /* ifdef _CFE_ */
done:
NVRAM_UNLOCK();
MFREE(NULL, header, MAX_NVRAM_SPACE);
return ret;
}
int
nvram_unset(const char *name)
{
int ret;
NVRAM_LOCK();
ret = _nvram_unset(name);
NVRAM_UNLOCK();
return ret;
}
int
nvram_set(const char *name, const char *value)
{
int ret;
NVRAM_LOCK();
ret = _nvram_set(name, value);
NVRAM_UNLOCK();
return ret;
}
int
nvram_getall(char *buf, int count)
{
int ret;
NVRAM_LOCK();
ret = _nvram_getall(buf, count);
NVRAM_UNLOCK();
return ret;
}
char *
nvram_get(const char *name)
{
char *value;
NVRAM_LOCK();
value = _nvram_get(name);
NVRAM_UNLOCK();
return value;
}
int
BCMINITFN(nvram_unset)(const char *name)
{
int ret;
NVRAM_LOCK();
ret = _nvram_unset(name);
NVRAM_UNLOCK();
return ret;
}
int
BCMINITFN(nvram_set)(const char *name, const char *value)
{
int ret;
NVRAM_LOCK();
ret = BCMINIT(_nvram_set)(name, value);
NVRAM_UNLOCK();
return ret;
}
int
BCMINITFN(nvram_getall)(char *buf, int count)
{
int ret;
NVRAM_LOCK();
ret = BCMINIT(_nvram_getall)(buf, count);
NVRAM_UNLOCK();
return ret;
}
char *
BCMINITFN(nvram_get)(const char *name)
{
char *value;
NVRAM_LOCK();
value = BCMINIT(_nvram_get)(name);
NVRAM_UNLOCK();
return value;
}
char *
nvram_get(const char *name)
{
char *value;
if (nvram_header == NULL) {
return (char *)0;
}
NVRAM_LOCK();
value = _nvram_get(name);
NVRAM_UNLOCK();
return value;
}
int
nvram_commit(void)
{
struct nvram_header *header;
int ret;
uint32 *src, *dst;
uint i;
uint32 err_addr;
if (!(header = (struct nvram_header *) MALLOC(NULL, NVRAM_SPACE))) {
printf("nvram_commit: out of memory\n");
return -12;
}
NVRAM_LOCK();
ret = _nvram_commit(header);
if (ret)
goto done;
src = (uint32 *) &header[1];
dst = src;
for (i = sizeof(struct nvram_header); i < header->len && i < NVRAM_SPACE;
i += 4)
*dst++ = htol32(*src++);
if (sysFlashInit(NULL) == 0) {
/* set/write invalid MAGIC # (in case writing image fails/is interrupted)
* write the NVRAM image to flash(with invalid magic)
* set/write valid MAGIC #
*/
header->magic = NVRAM_CLEAR_MAGIC;
nvWriteChars((unsigned char *)&header->magic, sizeof(header->magic));
header->magic = NVRAM_INVALID_MAGIC;
nvWrite((unsigned short *) header, NVRAM_SPACE);
header->magic = NVRAM_MAGIC;
nvWriteChars((unsigned char *)&header->magic, sizeof(header->magic));
}
done:
NVRAM_UNLOCK();
MFREE(NULL, header, NVRAM_SPACE);
return ret;
}
char *
nvram_get(const char *name)
{
char *value;
#ifdef __ECOS
if (!kernel_initial)
return NULL;
#endif
NVRAM_LOCK();
value = _nvram_get(name);
NVRAM_UNLOCK();
return value;
}
int
nvram_getall(char* buf, int count)
{
int ret;
if (nvram_header == NULL) {
buf[0] = 0;
return 0;
}
NVRAM_LOCK();
ret = _nvram_getall(buf, count);
NVRAM_UNLOCK();
return ret;
}
int
nvram_commit(void)
{
struct nvram_header *header;
int ret;
uint32 *src, *dst;
uint i;
if (!(header = (struct nvram_header *) MALLOC(NVRAM_SPACE))) {
printf("nvram_commit: out of memory\n");
return -12; /* -ENOMEM */
}
NVRAM_LOCK();
/* Regenerate NVRAM */
ret = _nvram_commit(header);
if (ret)
goto done;
src = (uint32 *) &header[1];
dst = src;
for (i = sizeof(struct nvram_header); i < header->len && i < NVRAM_SPACE; i += 4)
*dst++ = htol32(*src++);
#ifdef ASUS
#else
#ifdef _CFE_
if ((ret = cfe_open("flash0.nvram")) >= 0) {
cfe_writeblk(ret, 0, (unsigned char *) header, NVRAM_SPACE);
cfe_close(ret);
}
#else
if (flash_init((void *) FLASH_BASE, NULL) == 0)
nvWrite((unsigned short *) header, NVRAM_SPACE);
#endif
#endif
done:
NVRAM_UNLOCK();
MFREE(header, NVRAM_SPACE);
return ret;
}
int
BCMINITFN(nvram_reinit_hash)(void)
{
struct nvram_header *header;
int ret;
if (!(header = (struct nvram_header *) MALLOC(NULL, MAX_NVRAM_SPACE))) {
printf("nvram_reinit_hash: out of memory\n");
return -12; /* -ENOMEM */
}
NVRAM_LOCK();
/* Regenerate NVRAM */
ret = _nvram_commit(header);
NVRAM_UNLOCK();
MFREE(NULL, header, MAX_NVRAM_SPACE);
return ret;
}
int _nvram_read(void *buf)
{
volatile uint32 *src, *dst;
uint i;
src = (uint32 *) nvram_header;
dst = (uint32 *) buf;
printf ("_nvram_read: source address is 0x%x 0x%x\n", src, dst);
NVRAM_LOCK();
for (i=0; i< sizeof(struct nvram_header); i +=4) {
*dst++ = *src++;
}
for (;i < nvram_header->len && i < NVRAM_SPACE; i+= 4)
*dst++ = ltoh32(*src++);
NVRAM_UNLOCK();
return 0;
}
