nvram_header
#define NVRAM_HEADER_LEN sizeof(struct nvram_header)
struct nvram_header header;
struct nvram_header phead;
static unsigned char __init nvram_checksum(struct nvram_header *p)
struct nvram_header phead;
struct nvram_header header;
var = &nvram_buf[sizeof(struct nvram_header)];
*nvram_size = nvram_len - sizeof(struct nvram_header);
memcpy(nvram, &nvram_buf[sizeof(struct nvram_header)], *nvram_size);
return ((struct nvram_header *)nvram)->magic == NVRAM_MAGIC;
struct nvram_header __iomem *header = nvram_start;