dev/ixgb/ixgb_ee.c

40 static uint16_t ixgb_shift_in_bits(struct ixgb_hw *hw);
42 static void ixgb_shift_out_bits(struct ixgb_hw *hw,
45 static void ixgb_standby_eeprom(struct ixgb_hw *hw);
47 static boolean_t ixgb_wait_eeprom_command(struct ixgb_hw *hw);
49 static void ixgb_cleanup_eeprom(struct ixgb_hw *hw);
54  * hw - Struct containing variables accessed by shared code
58 ixgb_raise_clock(struct ixgb_hw *hw,
65     IXGB_WRITE_REG(hw, EECD, *eecd_reg);
73  * hw - Struct containing variables accessed by shared code
77 ixgb_lower_clock(struct ixgb_hw *hw,
84     IXGB_WRITE_REG(hw, EECD, *eecd_reg);
92  * hw - Struct containing variables accessed by shared code
97 ixgb_shift_out_bits(struct ixgb_hw *hw,
109     eecd_reg = IXGB_READ_REG(hw, EECD);
122         IXGB_WRITE_REG(hw, EECD, eecd_reg);
126         ixgb_raise_clock(hw, &eecd_reg);
127         ixgb_lower_clock(hw, &eecd_reg);
135     IXGB_WRITE_REG(hw, EECD, eecd_reg);
142  * hw - Struct containing variables accessed by shared code
145 ixgb_shift_in_bits(struct ixgb_hw *hw)
158     eecd_reg = IXGB_READ_REG(hw, EECD);
165         ixgb_raise_clock(hw, &eecd_reg);
167         eecd_reg = IXGB_READ_REG(hw, EECD);
173         ixgb_lower_clock(hw, &eecd_reg);
182  * hw - Struct containing variables accessed by shared code
188 ixgb_setup_eeprom(struct ixgb_hw *hw)
192     eecd_reg = IXGB_READ_REG(hw, EECD);
196     IXGB_WRITE_REG(hw, EECD, eecd_reg);
200     IXGB_WRITE_REG(hw, EECD, eecd_reg);
207  * hw - Struct containing variables accessed by shared code
210 ixgb_standby_eeprom(struct ixgb_hw *hw)
214     eecd_reg = IXGB_READ_REG(hw, EECD);
218     IXGB_WRITE_REG(hw, EECD, eecd_reg);
223     IXGB_WRITE_REG(hw, EECD, eecd_reg);
228     IXGB_WRITE_REG(hw, EECD, eecd_reg);
233     IXGB_WRITE_REG(hw, EECD, eecd_reg);
241  * hw - Struct containing variables accessed by shared code
244 ixgb_clock_eeprom(struct ixgb_hw *hw)
248     eecd_reg = IXGB_READ_REG(hw, EECD);
252     IXGB_WRITE_REG(hw, EECD, eecd_reg);
257     IXGB_WRITE_REG(hw, EECD, eecd_reg);
265  * hw - Struct containing variables accessed by shared code
268 ixgb_cleanup_eeprom(struct ixgb_hw *hw)
272     eecd_reg = IXGB_READ_REG(hw, EECD);
276     IXGB_WRITE_REG(hw, EECD, eecd_reg);
278     ixgb_clock_eeprom(hw);
285  * hw - Struct containing variables accessed by shared code
294 ixgb_wait_eeprom_command(struct ixgb_hw *hw)
303     ixgb_standby_eeprom(hw);
310         eecd_reg = IXGB_READ_REG(hw, EECD);
325  * hw - Struct containing variables accessed by shared code
336 ixgb_validate_eeprom_checksum(struct ixgb_hw *hw)
342         checksum += ixgb_read_eeprom(hw, i);
353  * hw - Struct containing variables accessed by shared code
359 ixgb_update_eeprom_checksum(struct ixgb_hw *hw)
365         checksum += ixgb_read_eeprom(hw, i);
369     ixgb_write_eeprom(hw, EEPROM_CHECKSUM_REG, checksum);
376  * hw - Struct containing variables accessed by shared code
385 ixgb_write_eeprom(struct ixgb_hw *hw,
390     ixgb_setup_eeprom(hw);
395     ixgb_shift_out_bits(hw, EEPROM_EWEN_OPCODE, 5);
396     ixgb_shift_out_bits(hw, 0, 4);
399     ixgb_standby_eeprom(hw);
402     ixgb_shift_out_bits(hw, EEPROM_WRITE_OPCODE, 3);
403     ixgb_shift_out_bits(hw, offset, 6);
406     ixgb_shift_out_bits(hw, data, 16);
408     ixgb_wait_eeprom_command(hw);
411     ixgb_standby_eeprom(hw);
417     ixgb_shift_out_bits(hw, EEPROM_EWDS_OPCODE, 5);
418     ixgb_shift_out_bits(hw, 0, 4);
421     ixgb_cleanup_eeprom(hw);
429  * hw - Struct containing variables accessed by shared code
436 ixgb_read_eeprom(struct ixgb_hw *hw,
442     ixgb_setup_eeprom(hw);
445     ixgb_shift_out_bits(hw, EEPROM_READ_OPCODE, 3);
449     ixgb_shift_out_bits(hw, offset, 6);
452     data = ixgb_shift_in_bits(hw);
455     ixgb_standby_eeprom(hw);
464  * hw - Struct containing variables accessed by shared code
471 ixgb_get_eeprom_data(struct ixgb_hw *hw)
479     ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
484         ee_data = ixgb_read_eeprom(hw, i);
486         hw->eeprom[i] = le16_to_cpu (ee_data);
508  * hw - Struct containing variables accessed by shared code
515 ixgb_check_and_get_eeprom_data (struct ixgb_hw* hw)
517     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
524         return ixgb_get_eeprom_data(hw);
531  * hw - Struct containing variables accessed by shared code
538 ixgb_get_eeprom_word(struct ixgb_hw *hw, uint16_t index)
542         (ixgb_check_and_get_eeprom_data (hw) == TRUE)) {
543        return(hw->eeprom[index]);
553  * hw       - Struct containing variables accessed by shared code
559 ixgb_get_ee_mac_addr(struct ixgb_hw *hw,
563     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
567     if (ixgb_check_and_get_eeprom_data (hw) == TRUE) {
578  * hw - Struct containing variables accessed by shared code
584 ixgb_get_ee_compatibility(struct ixgb_hw *hw)
586     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
588     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
597  * hw - Struct containing variables accessed by shared code
603 ixgb_get_ee_pba_number(struct ixgb_hw *hw)
605     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
606        return (   le16_to_cpu(hw->eeprom[EEPROM_PBA_1_2_REG])
607                | (le16_to_cpu(hw->eeprom[EEPROM_PBA_3_4_REG])<<16));
615  * hw - Struct containing variables accessed by shared code
621 ixgb_get_ee_init_ctrl_reg_1(struct ixgb_hw *hw)
623     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
625     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
634  * hw - Struct containing variables accessed by shared code
640 ixgb_get_ee_init_ctrl_reg_2(struct ixgb_hw *hw)
642     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
644     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
653  * hw - Struct containing variables accessed by shared code
659 ixgb_get_ee_subsystem_id(struct ixgb_hw *hw)
661     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
663     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
672  * hw - Struct containing variables accessed by shared code
678 ixgb_get_ee_subvendor_id(struct ixgb_hw *hw)
680     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
682     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
691  * hw - Struct containing variables accessed by shared code
697 ixgb_get_ee_device_id(struct ixgb_hw *hw)
699     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
701     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
710  * hw - Struct containing variables accessed by shared code
716 ixgb_get_ee_vendor_id(struct ixgb_hw *hw)
718     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
720     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
729  * hw - Struct containing variables accessed by shared code
735 ixgb_get_ee_swdpins_reg(struct ixgb_hw *hw)
737     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
739     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
748  * hw - Struct containing variables accessed by shared code
754 ixgb_get_ee_d3_power(struct ixgb_hw *hw)
756     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
758     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)
767  * hw - Struct containing variables accessed by shared code
773 ixgb_get_ee_d0_power(struct ixgb_hw *hw)
775     struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *) hw->eeprom;
777     if (ixgb_check_and_get_eeprom_data (hw) == TRUE)