NVRAM_CMD_FIRST
NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
nvram_cmd |= NVRAM_CMD_FIRST;
nvram_cmd |= NVRAM_CMD_FIRST;
if ((nvram_cmd & NVRAM_CMD_FIRST) ||
(nvram_cmd & NVRAM_CMD_FIRST)) {
nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);