return status;
}
+/**
+ * igb_read_invm_version - Reads iNVM version and image type
+ * @hw: pointer to the HW structure
+ * @invm_ver: version structure for the version read
+ *
+ * Reads iNVM version and image type.
+ **/
+s32 igb_read_invm_version(struct e1000_hw *hw,
+ struct e1000_fw_version *invm_ver) {
+ u32 *record = NULL;
+ u32 *next_record = NULL;
+ u32 i = 0;
+ u32 invm_dword = 0;
+ u32 invm_blocks = E1000_INVM_SIZE - (E1000_INVM_ULT_BYTES_SIZE /
+ E1000_INVM_RECORD_SIZE_IN_BYTES);
+ u32 buffer[E1000_INVM_SIZE];
+ s32 status = -E1000_ERR_INVM_VALUE_NOT_FOUND;
+ u16 version = 0;
+
+ /* Read iNVM memory */
+ for (i = 0; i < E1000_INVM_SIZE; i++) {
+ invm_dword = rd32(E1000_INVM_DATA_REG(i));
+ buffer[i] = invm_dword;
+ }
+
+ /* Read version number */
+ for (i = 1; i < invm_blocks; i++) {
+ record = &buffer[invm_blocks - i];
+ next_record = &buffer[invm_blocks - i + 1];
+
+ /* Check if we have first version location used */
+ if ((i == 1) && ((*record & E1000_INVM_VER_FIELD_ONE) == 0)) {
+ version = 0;
+ status = E1000_SUCCESS;
+ break;
+ }
+ /* Check if we have second version location used */
+ else if ((i == 1) &&
+ ((*record & E1000_INVM_VER_FIELD_TWO) == 0)) {
+ version = (*record & E1000_INVM_VER_FIELD_ONE) >> 3;
+ status = E1000_SUCCESS;
+ break;
+ }
+ /* Check if we have odd version location
+ * used and it is the last one used
+ */
+ else if ((((*record & E1000_INVM_VER_FIELD_ONE) == 0) &&
+ ((*record & 0x3) == 0)) || (((*record & 0x3) != 0) &&
+ (i != 1))) {
+ version = (*next_record & E1000_INVM_VER_FIELD_TWO)
+ >> 13;
+ status = E1000_SUCCESS;
+ break;
+ }
+ /* Check if we have even version location
+ * used and it is the last one used
+ */
+ else if (((*record & E1000_INVM_VER_FIELD_TWO) == 0) &&
+ ((*record & 0x3) == 0)) {
+ version = (*record & E1000_INVM_VER_FIELD_ONE) >> 3;
+ status = E1000_SUCCESS;
+ break;
+ }
+ }
+
+ if (status == E1000_SUCCESS) {
+ invm_ver->invm_major = (version & E1000_INVM_MAJOR_MASK)
+ >> E1000_INVM_MAJOR_SHIFT;
+ invm_ver->invm_minor = version & E1000_INVM_MINOR_MASK;
+ }
+ /* Read Image Type */
+ for (i = 1; i < invm_blocks; i++) {
+ record = &buffer[invm_blocks - i];
+ next_record = &buffer[invm_blocks - i + 1];
+
+ /* Check if we have image type in first location used */
+ if ((i == 1) && ((*record & E1000_INVM_IMGTYPE_FIELD) == 0)) {
+ invm_ver->invm_img_type = 0;
+ status = E1000_SUCCESS;
+ break;
+ }
+ /* Check if we have image type in first location used */
+ else if ((((*record & 0x3) == 0) &&
+ ((*record & E1000_INVM_IMGTYPE_FIELD) == 0)) ||
+ ((((*record & 0x3) != 0) && (i != 1)))) {
+ invm_ver->invm_img_type =
+ (*next_record & E1000_INVM_IMGTYPE_FIELD) >> 23;
+ status = E1000_SUCCESS;
+ break;
+ }
+ }
+ return status;
+}
+
/**
* igb_validate_nvm_checksum_i210 - Validate EEPROM checksum
* @hw: pointer to the HW structure
extern s32 igb_valid_led_default_i210(struct e1000_hw *hw, u16 *data);
extern s32 igb_read_nvm_i211(struct e1000_hw *hw, u16 offset, u16 words,
u16 *data);
+extern s32 igb_read_invm_version(struct e1000_hw *hw,
+ struct e1000_fw_version *invm_ver);
#define E1000_STM_OPCODE 0xDB00
#define E1000_EEPROM_FLASH_SIZE_WORD 0x11
#define E1000_INVM_RSA_KEY_SHA256_DATA_SIZE_IN_DWORDS 8
#define E1000_INVM_CSR_AUTOLOAD_DATA_SIZE_IN_DWORDS 1
+#define E1000_INVM_ULT_BYTES_SIZE 8
+#define E1000_INVM_RECORD_SIZE_IN_BYTES 4
+#define E1000_INVM_VER_FIELD_ONE 0x1FF8
+#define E1000_INVM_VER_FIELD_TWO 0x7FE000
+#define E1000_INVM_IMGTYPE_FIELD 0x1F800000
+
+#define E1000_INVM_MAJOR_MASK 0x3F0
+#define E1000_INVM_MINOR_MASK 0xF
+#define E1000_INVM_MAJOR_SHIFT 4
#define ID_LED_DEFAULT_I210 ((ID_LED_OFF1_ON2 << 8) | \
(ID_LED_OFF1_OFF2 << 4) | \