/* Copyright © 2005 Agere Systems Inc.
* All rights reserved.
* http://www.agere.com
*
* SOFTWARE LICENSE
*
* This software is provided subject to the following terms and conditions,
* which you should read carefully before using the software. Using this
* software indicates your acceptance of these terms and conditions. If you do
* not agree with these terms and conditions, do not use the software.
*
* Copyright © 2005 Agere Systems Inc.
* All rights reserved.
*
* Redistribution and use in source or binary forms, with or without
* modifications, are permitted provided that the following conditions are met:
*
* . Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following Disclaimer as comments in the code as
* well as in the documentation and/or other materials provided with the
* distribution.
*
* . Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following Disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* . Neither the name of Agere Systems Inc. nor the names of the contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* Disclaimer
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ANY
* USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN
* RISK. IN NO EVENT SHALL AGERE SYSTEMS INC. OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, INCLUDING, BUT NOT LIMITED TO, CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
*/
#define DRIVER_NAME "et131x"
#define DRIVER_VERSION "v2.0"
/* EEPROM registers */
/* LBCIF Register Groups (addressed via 32-bit offsets) */
#define LBCIF_DWORD0_GROUP 0xAC
#define LBCIF_DWORD1_GROUP 0xB0
/* LBCIF Registers (addressed via 8-bit offsets) */
#define LBCIF_ADDRESS_REGISTER 0xAC
#define LBCIF_DATA_REGISTER 0xB0
#define LBCIF_CONTROL_REGISTER 0xB1
#define LBCIF_STATUS_REGISTER 0xB2
/* LBCIF Control Register Bits */
#define LBCIF_CONTROL_SEQUENTIAL_READ 0x01
#define LBCIF_CONTROL_PAGE_WRITE 0x02
#define LBCIF_CONTROL_EEPROM_RELOAD 0x08
#define LBCIF_CONTROL_TWO_BYTE_ADDR 0x20
#define LBCIF_CONTROL_I2C_WRITE 0x40
#define LBCIF_CONTROL_LBCIF_ENABLE 0x80
/* LBCIF Status Register Bits */
#define LBCIF_STATUS_PHY_QUEUE_AVAIL 0x01
#define LBCIF_STATUS_I2C_IDLE 0x02
#define LBCIF_STATUS_ACK_ERROR 0x04
#define LBCIF_STATUS_GENERAL_ERROR 0x08
#define LBCIF_STATUS_CHECKSUM_ERROR 0x40
#define LBCIF_STATUS_EEPROM_PRESENT 0x80
/* START OF GLOBAL REGISTER ADDRESS MAP */
/* 10bit registers
*
* Tx queue start address reg in global address map at address 0x0000
* tx queue end address reg in global address map at address 0x0004
* rx queue start address reg in global address map at address 0x0008
* rx queue end address reg in global address map at address 0x000C
*/
/* structure for power management control status reg in global address map
* located at address 0x0010
* jagcore_rx_rdy bit 9
* jagcore_tx_rdy bit 8
* phy_lped_en bit 7
* phy_sw_coma bit 6
* rxclk_gate bit 5
* txclk_gate bit 4
* sysclk_gate bit 3
* jagcore_rx_en bit 2
* jagcore_tx_en bit 1
* gigephy_en bit 0
*/
#define ET_PM_PHY_SW_COMA 0x40
#define ET_PMCSR_INIT 0x38
/* Interrupt status reg at address 0x0018
*/
#define ET_INTR_TXDMA_ISR 0x00000008
#define ET_INTR_TXDMA_ERR 0x00000010
#define ET_INTR_RXDMA_XFR_DONE 0x00000020
#define ET_INTR_RXDMA_FB_R0_LOW 0x00000040
#define ET_INTR_RXDMA_FB_R1_LOW 0x00000080
#define ET_INTR_RXDMA_STAT_LOW 0x00000100
#define ET_INTR_RXDMA_ERR 0x00000200
#define ET_INTR_WATCHDOG 0x00004000
#define ET_INTR_WOL 0x00008000
#define ET_INTR_PHY 0x00010000
#define ET_INTR_TXMAC 0x00020000
#define ET_INTR_RXMAC 0x00040000
#define ET_INTR_MAC_STAT 0x00080000
#define ET_INTR_SLV_TIMEOUT 0x00100000
/* Interrupt mask register at address 0x001C
* Interrupt alias clear mask reg at address 0x0020
* Interrupt status alias reg at address 0x0024
*
* Same masks as above
*/
/* Software reset reg at address 0x0028
* 0: txdma_sw_reset
* 1: rxdma_sw_reset
* 2: txmac_sw_reset
* 3: rxmac_sw_reset
* 4: mac_sw_reset
* 5: mac_stat_sw_reset
* 6: mmc_sw_reset
*31: selfclr_disable
*/
#define ET_RESET_ALL 0x007F
/* SLV Timer reg at address 0x002C (low 24 bits)
*/
/* MSI Configuration reg at address 0x0030
*/
#define ET_MSI_VECTOR 0x0000001F
#define ET_MSI_TC 0x00070000
/* Loopback reg located at address 0x0034
*/
#define ET_LOOP_MAC 0x00000001
#define ET_LOOP_DMA 0x00000002
/* GLOBAL Module of JAGCore Address Mapping
* Located at address 0x0000
*/
struct global_regs { /* Location: */
u32 txq_start_addr; /* 0x0000 */
u32 txq_end_addr; /* 0x0004 */
u32 rxq_start_addr; /* 0x0008 */
u32 rxq_end_addr; /* 0x000C */
u32 pm_csr; /* 0x0010 */
u32 unused; /* 0x0014 */
u32 int_status; /* 0x0018 */
u32 int_mask; /* 0x001C */
u32 int_alias_clr_en; /* 0x0020 */
u32 int_status_alias; /* 0x0024 */
u32 sw_reset; /* 0x0028 */
u32 slv_timer; /* 0x002C */
u32 msi_config; /* 0x0030 */
u32 loopback; /* 0x0034 */
u32 watchdog_timer; /* 0x0038 */
};
/* START OF TXDMA REGISTER ADDRESS MAP */
/* txdma control status reg at address 0x1000
*/
#define ET_TXDMA_CSR_HALT 0x00000001
#define ET_TXDMA_DROP_TLP 0x00000002
#define ET_TXDMA_CACHE_THRS 0x000000F0
#define ET_TXDMA_CACHE_SHIFT 4
#define ET_TXDMA_SNGL_EPKT 0x00000100
#define ET_TXDMA_CLASS 0x00001E00
/* structure for txdma packet ring base address hi reg in txdma address map
* located at address 0x1004
* Defined earlier (u32)
*/
/* structure for txdma packet ring base address low reg in txdma address map
* located at address 0x1008
* Defined earlier (u32)
*/
/* structure for txdma packet ring number of descriptor reg in txdma address
* map. Located at address 0x100C
*
* 31-10: unused
* 9-0: pr ndes
*/
#define ET_DMA12_MASK 0x0FFF /* 12 bit mask for DMA12W types */
#define ET_DMA12_WRAP 0x1000
#define ET_DMA10_MASK 0x03FF /* 10 bit mask for DMA10W types */
#define ET_DMA10_WRAP 0x0400
#define ET_DMA4_MASK 0x000F /* 4 bit mask for DMA4W types */
#define ET_DMA4_WRAP 0x0010
#define INDEX12(x) ((x) & ET_DMA12_MASK)
#define INDEX10(x) ((x) & ET_DMA10_MASK)
#define INDEX4(x) ((x) & ET_DMA4_MASK)
/* 10bit DMA with wrap
* txdma tx queue write address reg in txdma address map at 0x1010
* txdma tx queue write address external reg in txdma address map at 0x1014
* txdma tx queue read address reg in txdma address map at 0x1018
*
* u32
* txdma status writeback address hi reg in txdma address map at0x101C
* txdma status writeback address lo reg in txdma address map at 0x1020
*
* 10bit DMA with wrap
* txdma service request reg in txdma address map at 0x1024
* structure for txdma service complete reg in txdma address map at 0x1028
*
* 4bit DMA with wrap
* txdma tx descriptor cache read index reg in txdma address map at 0x102C
* txdma tx descriptor cache write index reg in txdma address map at 0x1030
*
* txdma error reg in txdma address map at address 0x1034
* 0: PyldResend
* 1: PyldRewind
* 4: DescrResend
* 5: DescrRewind
* 8: WrbkResend
* 9: WrbkRewind
*/
/* Tx DMA Module of JAGCore Address Mapping
* Located at address 0x1000
*/
struct txdma_regs { /* Location: */
u32 csr; /* 0x1000 */
u32 pr_base_hi; /* 0x1004 */
u32 pr_base_lo; /* 0x1008 */
u32 pr_num_des; /* 0x100C */
u32 txq_wr_addr; /* 0x1010 */
u32 txq_wr_addr_ext; /* 0x1014 */
u32 txq_rd_addr; /* 0x1018 */
u32 dma_wb_base_hi; /* 0x101C */
u32 dma_wb_base_lo; /* 0x1020 */
u32 service_request; /* 0x1024 */
u32 service_complete; /* 0x1028 */
u32 cache_rd_index; /* 0x102C */
u32 cache_wr_index; /* 0x1030 */
u32 tx_dma_error; /* 0x1034 */
u32 desc_abort_cnt; /* 0x1038 */
u32 payload_abort_cnt; /* 0x103c */
u32 writeback_abort_cnt; /* 0x1040 */
u32 desc_timeout_cnt; /* 0x1044 */
u32 payload_timeout_cnt; /* 0x1048 */
u32 writeback_timeout_cnt; /* 0x104c */
u32 desc_error_cnt; /* 0x1050 */
u32 payload_error_cnt; /* 0x1054 */
u32 writeback_error_cnt; /* 0x1058 */
u32 dropped_tlp_cnt; /* 0x105c */
u32 new_service_complete; /* 0x1060 */
u32 ethernet_packet_cnt; /* 0x1064 */
};
/* END OF TXDMA REGISTER ADDRESS MAP */
/* START OF RXDMA REGISTER ADDRESS MAP */
/* structure for control status reg in rxdma address map
* Located at address 0x2000
*
* CSR
* 0: halt
* 1-3: tc
* 4: fbr_big_endian
* 5: psr_big_endian
* 6: pkt_big_endian
* 7: dma_big_endian
* 8-9: fbr0_size
* 10: fbr0_enable
* 11-12: fbr1_size
* 13: fbr1_enable
* 14: unused
* 15: pkt_drop_disable
* 16: pkt_done_flush
* 17: halt_status
* 18-31: unused
*/
#define ET_RXDMA_CSR_HALT 0x0001
#define ET_RXDMA_CSR_FBR0_SIZE_LO 0x0100
#define ET_RXDMA_CSR_FBR0_SIZE_HI 0x0200
#define ET_RXDMA_CSR_FBR0_ENABLE 0x0400
#define ET_RXDMA_CSR_FBR1_SIZE_LO 0x0800
#define ET_RXDMA_CSR_FBR1_SIZE_HI 0x1000
#define ET_RXDMA_CSR_FBR1_ENABLE 0x2000
#define ET_RXDMA_CSR_HALT_STATUS 0x00020000
/* structure for dma writeback lo reg in rxdma address map
* located at address 0x2004
* Defined earlier (u32)
*/
/* structure for dma writeback hi reg in rxdma address map
* located at address 0x2008
* Defined earlier (u32)
*/
/* structure for number of packets done reg in rxdma address map
* located at address 0x200C
*
* 31-8: unused
* 7-0: num done
*/
/* structure for max packet time reg in rxdma address map
* located at address 0x2010
*
* 31-18: unused
* 17-0: time done
*/
/* structure for rx queue read address reg in rxdma address map
* located at address 0x2014
* Defined earlier (u32)
*/
/* structure for rx queue read address external reg in rxdma address map
* located at address 0x2018
* Defined earlier (u32)
*/
/* structure for rx queue write address reg in rxdma address map
* located at address 0x201C
* Defined earlier (u32)
*/
/* structure for packet status ring base address lo reg in rxdma address map
* located at address 0x2020
* Defined earlier (u32)
*/
/* structure for packet status ring base address hi reg in rxdma address map
* located at address 0x2024
* Defined earlier (u32)
*/
/* structure for packet status ring number of descriptors reg in rxdma address
* map. Located at address 0x2028
*
* 31-12: unused
* 11-0: psr ndes
*/
#define ET_RXDMA_PSR_NUM_DES_MASK 0xFFF
/* structure for packet status ring available offset reg in rxdma address map
* located at address 0x202C
*
* 31-13: unused
* 12: psr avail wrap
* 11-0: psr avail
*/
/* structure for packet status ring full offset reg in rxdma address map
* located at address 0x2030
*
* 31-13: unused
* 12: psr full wrap
* 11-0: psr full
*/
/* structure for packet status ring access index reg in rxdma address map
* located at address 0x2034
*
* 31-5: unused
* 4-0: psr_ai
*/
/* structure for packet status ring minimum descriptors reg in rxdma address
* map. Located at address 0x2038
*
* 31-12: unused
* 11-0: psr_min
*/
/* structure for free buffer ring base lo address reg in rxdma address map
* located at address 0x203C
* Defined earlier (u32)
*/
/* structure for free buffer ring base hi address reg in rxdma address map
* located at address 0x2040
* Defined earlier (u32)
*/
/* structure for free buffer ring number of descriptors reg in rxdma address
* map. Located at address 0x2044
*
* 31-10: unused
* 9-0: fbr ndesc
*/
/* structure for free buffer ring 0 available offset reg in rxdma address map
* located at address 0x2048
* Defined earlier (u32)
*/
/* structure for free buffer ring 0 full offset reg in rxdma address map
* located at address 0x204C
* Defined earlier (u32)
*/
/* structure for free buffer cache 0 full offset reg in rxdma address map
* located at address 0x2050
*
* 31-5: unused
* 4-0: fbc rdi
*/
/* structure for free buffer ring 0 minimum descriptor reg in rxdma address map
* located at address 0x2054
*
* 31-10: unused
* 9-0: fbr min
*/
/* structure for free buffer ring 1 base address lo reg in rxdma address map
* located at address 0x2058 - 0x205C
* Defined earlier (RXDMA_FBR_BASE_LO_t and RXDMA_FBR_BASE_HI_t)
*/
/* structure for free buffer ring 1 number of descriptors reg in rxdma address
* map. Located at address 0x2060
* Defined earlier (RXDMA_FBR_NUM_DES_t)
*/
/* structure for free buffer ring 1 available offset reg in rxdma address map
* located at address 0x2064
* Defined Earlier (RXDMA_FBR_AVAIL_OFFSET_t)
*/
/* structure for free buffer ring 1 full offset reg in rxdma address map
* located at address 0x2068
* Defined Earlier (RXDMA_FBR_FULL_OFFSET_t)
*/
/* structure for free buffer cache 1 read index reg in rxdma address map
* located at address 0x206C
* Defined Earlier (RXDMA_FBC_RD_INDEX_t)
*/
/* structure for free buffer ring 1 minimum descriptor reg in rxdma address map
* located at address 0x2070
* Defined Earlier (RXDMA_FBR_MIN_DES_t)
*/
/* Rx DMA Module of JAGCore Address Mapping
* Located at address 0x2000
*/
struct rxdma_regs { /* Location: */
u32 csr; /* 0x2000 */
u32 dma_wb_base_lo; /* 0x2004 */
u32 dma_wb_base_hi; /* 0x2008 */
u32 num_pkt_done; /* 0x200C */
u32 max_pkt_time; /* 0x2010 */
u32 rxq_rd_addr; /* 0x2014 */
u32 rxq_rd_addr_ext; /* 0x2018 */
u32 rxq_wr_addr; /* 0x201C */
u32 psr_base_lo; /* 0x2020 */
u32 psr_base_hi; /* 0x2024 */
u32 psr_num_des; /* 0x2028 */
u32 psr_avail_offset; /* 0x202C */
u32 psr_full_offset; /* 0x2030 */
u32 psr_access_index; /* 0x2034 */
u32 psr_min_des; /* 0x2038 */
u32 fbr0_base_lo; /* 0x203C */
u32 fbr0_base_hi; /* 0x2040 */
u32 fbr0_num_des; /* 0x2044 */
u32 fbr0_avail_offset; /* 0x2048 */
u32 fbr0_full_offset; /* 0x204C */
u32 fbr0_rd_index; /* 0x2050 */
u32 fbr0_min_des; /* 0x2054 */
u32 fbr1_base_lo; /* 0x2058 */
u32 fbr1_base_hi; /* 0x205C */
u32 fbr1_num_des; /* 0x2060 */
u32 fbr1_avail_offset; /* 0x2064 */
u32 fbr1_full_offset; /* 0x2068 */
u32 fbr1_rd_index; /* 0x206C */
u32 fbr1_min_des; /* 0x2070 */
};
/* END OF RXDMA REGISTER ADDRESS MAP */
/* START OF TXMAC REGISTER ADDRESS MAP */
/* structure for control reg in txmac address map
* located at address 0x3000
*
* bits
* 31-8: unused
* 7: cklseg_disable
* 6: ckbcnt_disable
* 5: cksegnum
* 4: async_disable
* 3: fc_disable
* 2: mcif_disable
* 1: mif_disable
* 0: txmac_en
*/
#define ET_TX_CTRL_FC_DISABLE 0x0008
#define ET_TX_CTRL_TXMAC_ENABLE 0x0001
/* structure for shadow pointer reg in txmac address map
* located at address 0x3004
* 31-27: reserved
* 26-16: txq rd ptr
* 15-11: reserved
* 10-0: txq wr ptr
*/
/* structure for error count reg in txmac address map
* located at address 0x3008
*
* 31-12: unused
* 11-8: reserved
* 7-4: txq_underrun
* 3-0: fifo_underrun
*/
/* structure for max fill reg in txmac address map
* located at address 0x300C
* 31-12: unused
* 11-0: max fill
*/
/* structure for cf parameter reg in txmac address map
* located at address 0x3010
* 31-16: cfep
* 15-0: cfpt
*/
/* structure for tx test reg in txmac address map
* located at address 0x3014
* 31-17: unused
* 16: reserved
* 15: txtest_en
* 14-11: unused
* 10-0: txq test pointer
*/
/* structure for error reg in txmac address map
* located at address 0x3018
*
* 31-9: unused
* 8: fifo_underrun
* 7-6: unused
* 5: ctrl2_err
* 4: txq_underrun
* 3: bcnt_err
* 2: lseg_err
* 1: segnum_err
* 0: seg0_err
*/
/* structure for error interrupt reg in txmac address map
* located at address 0x301C
*
* 31-9: unused
* 8: fifo_underrun
* 7-6: unused
* 5: ctrl2_err
* 4: txq_underrun
* 3: bcnt_err
* 2: lseg_err
* 1: segnum_err
* 0: seg0_err
*/
/* structure for error interrupt reg in txmac address map
* located at address 0x3020
*
* 31-2: unused
* 1: bp_req
* 0: bp_xonxoff
*/
/* Tx MAC Module of JAGCore Address Mapping
*/
struct txmac_regs { /* Location: */
u32 ctl; /* 0x3000 */
u32 shadow_ptr; /* 0x3004 */
u32 err_cnt; /* 0x3008 */
u32 max_fill; /* 0x300C */
u32 cf_param; /* 0x3010 */
u32 tx_test; /* 0x3014 */
u32 err; /* 0x3018 */
u32 err_int; /* 0x301C */
u32 bp_ctrl; /* 0x3020 */
};
/* END OF TXMAC REGISTER ADDRESS MAP */
/* START OF RXMAC REGISTER ADDRESS MAP */
/* structure for rxmac control reg in rxmac address map
* located at address 0x4000
*
* 31-7: reserved
* 6: rxmac_int_disable
* 5: async_disable
* 4: mif_disable
* 3: wol_disable
* 2: pkt_filter_disable
* 1: mcif_disable
* 0: rxmac_en
*/
#define ET_RX_CTRL_WOL_DISABLE 0x0008
#define ET_RX_CTRL_RXMAC_ENABLE 0x0001
/* structure for Wake On Lan Control and CRC 0 reg in rxmac address map
* located at address 0x4004
* 31-16: crc
* 15-12: reserved
* 11: ignore_pp
* 10: ignore_mp
* 9: clr_intr
* 8: ignore_link_chg
* 7: ignore_uni
* 6: ignore_multi
* 5: ignore_broad
* 4-0: valid_crc 4-0
*/
/* structure for CRC 1 and CRC 2 reg in rxmac address map
* located at address 0x4008
*
* 31-16: crc2
* 15-0: crc1
*/
/* structure for CRC 3 and CRC 4 reg in rxmac address map
* located at address 0x400C
*
* 31-16: crc4
* 15-0: crc3
*/
/* structure for Wake On Lan Source Address Lo reg in rxmac address map
* located at address 0x4010
*
* 31-24: sa3
* 23-16: sa4
* 15-8: sa5
* 7-0: sa6
*/
#define ET_RX_WOL_LO_SA3_SHIFT 24
#define ET_RX_WOL_LO_SA4_SHIFT 16
#define ET_RX_WOL_LO_SA5_SHIFT 8
/* structure for Wake On Lan Source Address Hi reg in rxmac address map
* located at address 0x4014
*
* 31-16: reserved
* 15-8: sa1
* 7-0: sa2
*/
#define ET_RX_WOL_HI_SA1_SHIFT 8
/* structure for Wake On Lan mask reg in rxmac address map
* located at address 0x4018 - 0x4064
* Defined earlier (u32)
*/
/* structure for Unicast Packet Filter Address 1 reg in rxmac address map
* located at address 0x4068
*
* 31-24: addr1_3
* 23-16: addr1_4
* 15-8: addr1_5
* 7-0: addr1_6
*/
#define ET_RX_UNI_PF_ADDR1_3_SHIFT 24
#define ET_RX_UNI_PF_ADDR1_4_SHIFT 16
#define ET_RX_UNI_PF_ADDR1_5_SHIFT 8
/* structure for Unicast Packet Filter Address 2 reg in rxmac address map
* located at address 0x406C
*
* 31-24: addr2_3
* 23-16: addr2_4
* 15-8: addr2_5
* 7-0: addr2_6
*/
#define ET_RX_UNI_PF_ADDR2_3_SHIFT 24
#define ET_RX_UNI_PF_ADDR2_4_SHIFT 16
#define ET_RX_UNI_PF_ADDR2_5_SHIFT 8
/* structure for Unicast Packet Filter Address 1 & 2 reg in rxmac address map
* located at address 0x4070
*
* 31-24: addr2_1
* 23-16: addr2_2
* 15-8: addr1_1
* 7-0: addr1_2
*/
#define ET_RX_UNI_PF_ADDR2_1_SHIFT 24
#define ET_RX_UNI_PF_ADDR2_2_SHIFT 16
#define ET_RX_UNI_PF_ADDR1_1_SHIFT 8
/* structure for Multicast Hash reg in rxmac address map
* located at address 0x4074 - 0x4080
* Defined earlier (u32)
*/
/* structure for Packet Filter Control reg in rxmac address map
* located at address 0x4084
*
* 31-23: unused
* 22-16: min_pkt_size
* 15-4: unused
* 3: filter_frag_en
* 2: filter_uni_en
* 1: filter_multi_en
* 0: filter_broad_en
*/
#define ET_RX_PFCTRL_MIN_PKT_SZ_SHIFT 16
#define ET_RX_PFCTRL_FRAG_FILTER_ENABLE 0x0008
#define ET_RX_PFCTRL_UNICST_FILTER_ENABLE 0x0004
#define ET_RX_PFCTRL_MLTCST_FILTER_ENABLE 0x0002
#define ET_RX_PFCTRL_BRDCST_FILTER_ENABLE 0x0001
/* structure for Memory Controller Interface Control Max Segment reg in rxmac
* address map. Located at address 0x4088
*
* 31-10: reserved
* 9-2: max_size
* 1: fc_en
* 0: seg_en
*/
#define ET_RX_MCIF_CTRL_MAX_SEG_SIZE_SHIFT 2
#define ET_RX_MCIF_CTRL_MAX_SEG_FC_ENABLE 0x0002
#define ET_RX_MCIF_CTRL_MAX_SEG_ENABLE 0x0001
/* structure for Memory Controller Interface Water Mark reg in rxmac address
* map. Located at address 0x408C
*
* 31-26: unused
* 25-16: mark_hi
* 15-10: unused
* 9-0: mark_lo
*/
/* structure for Rx Queue Dialog reg in rxmac address map.
* located at address 0x4090
*
* 31-26: reserved
* 25-16: rd_ptr
* 15-10: reserved
* 9-0: wr_ptr
*/
/* structure for space available reg in rxmac address map.
* located at address 0x4094
*
* 31-17: reserved
* 16: space_avail_en
* 15-10: reserved
* 9-0: space_avail
*/
/* structure for management interface reg in rxmac address map.
* located at address 0x4098
*
* 31-18: reserved
* 17: drop_pkt_en
* 16-0: drop_pkt_mask
*/
/* structure for Error reg in rxmac address map.
* located at address 0x409C
*
* 31-4: unused
* 3: mif
* 2: async
* 1: pkt_filter
* 0: mcif
*/
/* Rx MAC Module of JAGCore Address Mapping
*/
struct rxmac_regs { /* Location: */
u32 ctrl; /* 0x4000 */
u32 crc0; /* 0x4004 */
u32 crc12; /* 0x4008 */
u32 crc34; /* 0x400C */
u32 sa_lo; /* 0x4010 */
u32 sa_hi; /* 0x4014 */
u32 mask0_word0; /* 0x4018 */
u32 mask0_word1; /* 0x401C */
u32 mask0_word2; /* 0x4020 */
u32 mask0_word3; /* 0x4024 */
u32 mask1_word0; /* 0x4028 */
u32 mask1_word1; /* 0x402C */
u32 mask1_word2; /* 0x4030 */
u32 mask1_word3; /* 0x4034 */
u32 mask2_word0; /* 0x4038 */
u32 mask2_word1; /* 0x403C */
u32 mask2_word2; /* 0x4040 */
u32 mask2_word3; /* 0x4044 */
u32 mask3_word0; /* 0x4048 */
u32 mask3_word1; /* 0x404C */
u32 mask3_word2; /* 0x4050 */
u32 mask3_word3; /* 0x4054 */
u32 mask4_word0; /* 0x4058 */
u32 mask4_word1; /* 0x405C */
u32 mask4_word2; /* 0x4060 */
u32 mask4_word3; /* 0x4064 */
u32 uni_pf_addr1; /* 0x4068 */
u32 uni_pf_addr2; /* 0x406C */
u32 uni_pf_addr3; /* 0x4070 */
u32 multi_hash1; /* 0x4074 */
u32 multi_hash2; /* 0x4078 */
u32 multi_hash3; /* 0x407C */
u32 multi_hash4; /* 0x4080 */
u32 pf_ctrl; /* 0x4084 */
u32 mcif_ctrl_max_seg; /* 0x4088 */
u32 mcif_water_mark; /* 0x408C */
u32 rxq_diag; /* 0x4090 */
u32 space_avail; /* 0x4094 */
u32 mif_ctrl; /* 0x4098 */
u32 err_reg; /* 0x409C */
};
/* END OF RXMAC REGISTER ADDRESS MAP */
/* START OF MAC REGISTER ADDRESS MAP */
/* structure for configuration #1 reg in mac address map.
* located at address 0x5000
*
* 31: soft reset
* 30: sim reset
* 29-20: reserved
* 19: reset rx mc
* 18: reset tx mc
* 17: reset rx func
* 16: reset tx fnc
* 15-9: reserved
* 8: loopback
* 7-6: reserved
* 5: rx flow
* 4: tx flow
* 3: syncd rx en
* 2: rx enable
* 1: syncd tx en
* 0: tx enable
*/
#define ET_MAC_CFG1_SOFT_RESET 0x80000000
#define ET_MAC_CFG1_SIM_RESET 0x40000000
#define ET_MAC_CFG1_RESET_RXMC 0x00080000
#define ET_MAC_CFG1_RESET_TXMC 0x00040000
#define ET_MAC_CFG1_RESET_RXFUNC 0x00020000
#define ET_MAC_CFG1_RESET_TXFUNC 0x00010000
#define ET_MAC_CFG1_LOOPBACK 0x00000100
#define ET_MAC_CFG1_RX_FLOW 0x00000020
#define ET_MAC_CFG1_TX_FLOW 0x00000010
#define ET_MAC_CFG1_RX_ENABLE 0x00000004
#define ET_MAC_CFG1_TX_ENABLE 0x00000001
#define ET_MAC_CFG1_WAIT 0x0000000A /* RX & TX syncd */
/* structure for configuration #2 reg in mac address map.
* located at address 0x5004
* 31-16: reserved
* 15-12: preamble
* 11-10: reserved
* 9-8: if mode
* 7-6: reserved
* 5: huge frame
* 4: length check
* 3: undefined
* 2: pad crc
* 1: crc enable
* 0: full duplex
*/
#define ET_MAC_CFG2_PREAMBLE_SHIFT 12
#define ET_MAC_CFG2_IFMODE_MASK 0x0300
#define ET_MAC_CFG2_IFMODE_1000 0x0200
#define ET_MAC_CFG2_IFMODE_100 0x0100
#define ET_MAC_CFG2_IFMODE_HUGE_FRAME 0x0020
#define ET_MAC_CFG2_IFMODE_LEN_CHECK 0x0010
#define ET_MAC_CFG2_IFMODE_PAD_CRC 0x0004
#define ET_MAC_CFG2_IFMODE_CRC_ENABLE 0x0002
#define ET_MAC_CFG2_IFMODE_FULL_DPLX 0x0001
/* structure for Interpacket gap reg in mac address map.
* located at address 0x5008
*
* 31: reserved
* 30-24: non B2B ipg 1
* 23: undefined
* 22-16: non B2B ipg 2
* 15-8: Min ifg enforce
* 7-0: B2B ipg
*
* structure for half duplex reg in mac address map.
* located at address 0x500C
* 31-24: reserved
* 23-20: Alt BEB trunc
* 19: Alt BEB enable
* 18: BP no backoff
* 17: no backoff
* 16: excess defer
* 15-12: re-xmit max
* 11-10: reserved
* 9-0: collision window
*/
/* structure for Maximum Frame Length reg in mac address map.
* located at address 0x5010: bits 0-15 hold the length.
*/
/* structure for Reserve 1 reg in mac address map.
* located at address 0x5014 - 0x5018
* Defined earlier (u32)
*/
/* structure for Test reg in mac address map.
* located at address 0x501C
* test: bits 0-2, rest unused
*/
/* structure for MII Management Configuration reg in mac address map.
* located at address 0x5020
*
* 31: reset MII mgmt
* 30-6: unused
* 5: scan auto increment
* 4: preamble suppress
* 3: undefined
* 2-0: mgmt clock reset
*/
#define ET_MAC_MIIMGMT_CLK_RST 0x0007
/* structure for MII Management Command reg in mac address map.
* located at address 0x5024
* bit 1: scan cycle
* bit 0: read cycle
*/
/* structure for MII Management Address reg in mac address map.
* located at address 0x5028
* 31-13: reserved
* 12-8: phy addr
* 7-5: reserved
* 4-0: register
*/
#define ET_MAC_MII_ADDR(phy, reg) ((phy) << 8 | (reg))
/* structure for MII Management Control reg in mac address map.
* located at address 0x502C
* 31-16: reserved
* 15-0: phy control
*/
/* structure for MII Management Status reg in mac address map.
* located at address 0x5030
* 31-16: reserved
* 15-0: phy control
*/
#define ET_MAC_MIIMGMT_STAT_PHYCRTL_MASK 0xFFFF
/* structure for MII Management Indicators reg in mac address map.
* located at address 0x5034
* 31-3: reserved
* 2: not valid
* 1: scanning
* 0: busy
*/
#define ET_MAC_MGMT_BUSY 0x00000001 /* busy */
#define ET_MAC_MGMT_WAIT 0x00000005 /* busy | not valid */
/* structure for Interface Control reg in mac address map.
* located at address 0x5038
*
* 31: reset if module
* 30-28: reserved
* 27: tbi mode
* 26: ghd mode
* 25: lhd mode
* 24: phy mode
* 23: reset per mii
* 22-17: reserved
* 16: speed
* 15: reset pe100x
* 14-11: reserved
* 10: force quiet
* 9: no cipher
* 8: disable link fail
* 7: reset gpsi
* 6-1: reserved
* 0: enable jabber protection
*/
#define ET_MAC_IFCTRL_GHDMODE (1 << 26)
#define ET_MAC_IFCTRL_PHYMODE (1 << 24)
/* structure for Interface Status reg in mac address map.
* located at address 0x503C
*
* 31-10: reserved
* 9: excess_defer
* 8: clash
* 7: phy_jabber
* 6: phy_link_ok
* 5: phy_full_duplex
* 4: phy_speed
* 3: pe100x_link_fail
* 2: pe10t_loss_carrier
* 1: pe10t_sqe_error
* 0: pe10t_jabber
*/
/* structure for Mac Station Address, Part 1 reg in mac address map.
* located at address 0x5040
*
* 31-24: Octet6
* 23-16: Octet5
* 15-8: Octet4
* 7-0: Octet3
*/
#define ET_MAC_STATION_ADDR1_OC6_SHIFT 24
#define ET_MAC_STATION_ADDR1_OC5_SHIFT 16
#define ET_MAC_STATION_ADDR1_OC4_SHIFT 8
/* structure for Mac Station Address, Part 2 reg in mac address map.
* located at address 0x5044
*
* 31-24: Octet2
* 23-16: Octet1
* 15-0: reserved
*/
#define ET_MAC_STATION_ADDR2_OC2_SHIFT 24
#define ET_MAC_STATION_ADDR2_OC1_SHIFT 16
/* MAC Module of JAGCore Address Mapping
*/
struct mac_regs { /* Location: */
u32 cfg1; /* 0x5000 */
u32 cfg2; /* 0x5004 */
u32 ipg; /* 0x5008 */
u32 hfdp; /* 0x500C */
u32 max_fm_len; /* 0x5010 */
u32 rsv1; /* 0x5014 */
u32 rsv2; /* 0x5018 */
u32 mac_test; /* 0x501C */
u32 mii_mgmt_cfg; /* 0x5020 */
u32 mii_mgmt_cmd; /* 0x5024 */
u32 mii_mgmt_addr; /* 0x5028 */
u32 mii_mgmt_ctrl; /* 0x502C */
u32 mii_mgmt_stat; /* 0x5030 */
u32 mii_mgmt_indicator; /* 0x5034 */
u32 if_ctrl; /* 0x5038 */
u32 if_stat; /* 0x503C */
u32 station_addr_1; /* 0x5040 */
u32 station_addr_2; /* 0x5044 */
};
/* END OF MAC REGISTER ADDRESS MAP */
/* START OF MAC STAT REGISTER ADDRESS MAP */
/* structure for Carry Register One and it's Mask Register reg located in mac
* stat address map address 0x6130 and 0x6138.
*
* 31: tr64
* 30: tr127
* 29: tr255
* 28: tr511
* 27: tr1k
* 26: trmax
* 25: trmgv
* 24-17: unused
* 16: rbyt
* 15: rpkt
* 14: rfcs
* 13: rmca
* 12: rbca
* 11: rxcf
* 10: rxpf
* 9: rxuo
* 8: raln
* 7: rflr
* 6: rcde
* 5: rcse
* 4: rund
* 3: rovr
* 2: rfrg
* 1: rjbr
* 0: rdrp
*/
/* structure for Carry Register Two Mask Register reg in mac stat address map.
* located at address 0x613C
*
* 31-20: unused
* 19: tjbr
* 18: tfcs
* 17: txcf
* 16: tovr
* 15: tund
* 14: trfg
* 13: tbyt
* 12: tpkt
* 11: tmca
* 10: tbca
* 9: txpf
* 8: tdfr
* 7: tedf
* 6: tscl
* 5: tmcl
* 4: tlcl
* 3: txcl
* 2: tncl
* 1: tpfh
* 0: tdrp
*/
/* MAC STATS Module of JAGCore Address Mapping
*/
struct macstat_regs { /* Location: */
u32 pad[32]; /* 0x6000 - 607C */
/* counters */
u32 txrx_0_64_byte_frames; /* 0x6080 */
u32 txrx_65_127_byte_frames; /* 0x6084 */
u32 txrx_128_255_byte_frames; /* 0x6088 */
u32 txrx_256_511_byte_frames; /* 0x608C */
u32 txrx_512_1023_byte_frames; /* 0x6090 */
u32 txrx_1024_1518_byte_frames; /* 0x6094 */
u32 txrx_1519_1522_gvln_frames; /* 0x6098 */
u32 rx_bytes; /* 0x609C */
u32 rx_packets; /* 0x60A0 */
u32 rx_fcs_errs; /* 0x60A4 */
u32 rx_multicast_packets; /* 0x60A8 */
u32 rx_broadcast_packets; /* 0x60AC */
u32 rx_control_frames; /* 0x60B0 */
u32 rx_pause_frames; /* 0x60B4 */
u32 rx_unknown_opcodes; /* 0x60B8 */
u32 rx_align_errs; /* 0x60BC */
u32 rx_frame_len_errs; /* 0x60C0 */
u32 rx_code_errs; /* 0x60C4 */
u32 rx_carrier_sense_errs; /* 0x60C8 */
u32 rx_undersize_packets; /* 0x60CC */
u32 rx_oversize_packets; /* 0x60D0 */
u32 rx_fragment_packets; /* 0x60D4 */
u32 rx_jabbers; /* 0x60D8 */
u32 rx_drops; /* 0x60DC */
u32 tx_bytes; /* 0x60E0 */
u32 tx_packets; /* 0x60E4 */
u32 tx_multicast_packets; /* 0x60E8 */
u32 tx_broadcast_packets; /* 0x60EC */
u32 tx_pause_frames; /* 0x60F0 */
u32 tx_deferred; /* 0x60F4 */
u32 tx_excessive_deferred; /* 0x60F8 */
u32 tx_single_collisions; /* 0x60FC */
u32 tx_multiple_collisions; /* 0x6100 */
u32 tx_late_collisions; /* 0x6104 */
u32 tx_excessive_collisions; /* 0x6108 */
u32 tx_total_collisions; /* 0x610C */
u32 tx_pause_honored_frames; /* 0x6110 */
u32 tx_drops; /* 0x6114 */
u32 tx_jabbers; /* 0x6118 */
u32 tx_fcs_errs; /* 0x611C */
u32 tx_control_frames; /* 0x6120 */
u32 tx_oversize_frames; /* 0x6124 */
u32 tx_undersize_frames; /* 0x6128 */
u32 tx_fragments; /* 0x612C */
u32 carry_reg1; /* 0x6130 */
u32 carry_reg2; /* 0x6134 */
u32 carry_reg1_mask; /* 0x6138 */
u32 carry_reg2_mask; /* 0x613C */
};
/* END OF MAC STAT REGISTER ADDRESS MAP */
/* START OF MMC REGISTER ADDRESS MAP */
/* Main Memory Controller Control reg in mmc address map.
* located at address 0x7000
*/
#define ET_MMC_ENABLE 1
#define ET_MMC_ARB_DISABLE 2
#define ET_MMC_RXMAC_DISABLE 4
#define ET_MMC_TXMAC_DISABLE 8
#define ET_MMC_TXDMA_DISABLE 16
#define ET_MMC_RXDMA_DISABLE 32
#define ET_MMC_FORCE_CE 64
/* Main Memory Controller Host Memory Access Address reg in mmc
* address map. Located at address 0x7004. Top 16 bits hold the address bits
*/
#define ET_SRAM_REQ_ACCESS 1
#define ET_SRAM_WR_ACCESS 2
#define ET_SRAM_IS_CTRL 4
/* structure for Main Memory Controller Host Memory Access Data reg in mmc
* address map. Located at address 0x7008 - 0x7014
* Defined earlier (u32)
*/
/* Memory Control Module of JAGCore Address Mapping
*/
struct mmc_regs { /* Location: */
u32 mmc_ctrl; /* 0x7000 */
u32 sram_access; /* 0x7004 */
u32 sram_word1; /* 0x7008 */
u32 sram_word2; /* 0x700C */
u32 sram_word3; /* 0x7010 */
u32 sram_word4; /* 0x7014 */
};
/* END OF MMC REGISTER ADDRESS MAP */
/* JAGCore Address Mapping
*/
struct address_map {
struct global_regs global;
/* unused section of global address map */
u8 unused_global[4096 - sizeof(struct global_regs)];
struct txdma_regs txdma;
/* unused section of txdma address map */
u8 unused_txdma[4096 - sizeof(struct txdma_regs)];
struct rxdma_regs rxdma;
/* unused section of rxdma address map */
u8 unused_rxdma[4096 - sizeof(struct rxdma_regs)];
struct txmac_regs txmac;
/* unused section of txmac address map */
u8 unused_txmac[4096 - sizeof(struct txmac_regs)];
struct rxmac_regs rxmac;
/* unused section of rxmac address map */
u8 unused_rxmac[4096 - sizeof(struct rxmac_regs)];
struct mac_regs mac;
/* unused section of mac address map */
u8 unused_mac[4096 - sizeof(struct mac_regs)];
struct macstat_regs macstat;
/* unused section of mac stat address map */
u8 unused_mac_stat[4096 - sizeof(struct macstat_regs)];
struct mmc_regs mmc;
/* unused section of mmc address map */
u8 unused_mmc[4096 - sizeof(struct mmc_regs)];
/* unused section of address map */
u8 unused_[1015808];
u8 unused_exp_rom[4096]; /* MGS-size TBD */
u8 unused__[524288]; /* unused section of address map */
};
/* Defines for generic MII registers 0x00 -> 0x0F can be found in
* include/linux/mii.h
*/
/* some defines for modem registers that seem to be 'reserved' */
#define PHY_INDEX_REG 0x10
#define PHY_DATA_REG 0x11
#define PHY_MPHY_CONTROL_REG 0x12
/* defines for specified registers */
#define PHY_LOOPBACK_CONTROL 0x13 /* TRU_VMI_LOOPBACK_CONTROL_1_REG 19 */
/* TRU_VMI_LOOPBACK_CONTROL_2_REG 20 */
#define PHY_REGISTER_MGMT_CONTROL 0x15 /* TRU_VMI_MI_SEQ_CONTROL_REG 21 */
#define PHY_CONFIG 0x16 /* TRU_VMI_CONFIGURATION_REG 22 */
#define PHY_PHY_CONTROL 0x17 /* TRU_VMI_PHY_CONTROL_REG 23 */
#define PHY_INTERRUPT_MASK 0x18 /* TRU_VMI_INTERRUPT_MASK_REG 24 */
#define PHY_INTERRUPT_STATUS 0x19 /* TRU_VMI_INTERRUPT_STATUS_REG 25 */
#define PHY_PHY_STATUS 0x1A /* TRU_VMI_PHY_STATUS_REG 26 */
#define PHY_LED_1 0x1B /* TRU_VMI_LED_CONTROL_1_REG 27 */
#define PHY_LED_2 0x1C /* TRU_VMI_LED_CONTROL_2_REG 28 */
/* TRU_VMI_LINK_CONTROL_REG 29 */
/* TRU_VMI_TIMING_CONTROL_REG */
/* MI Register 10: Gigabit basic mode status reg(Reg 0x0A) */
#define ET_1000BT_MSTR_SLV 0x4000
/* MI Register 16 - 18: Reserved Reg(0x10-0x12) */
/* MI Register 19: Loopback Control Reg(0x13)
* 15: mii_en
* 14: pcs_en
* 13: pmd_en
* 12: all_digital_en
* 11: replica_en
* 10: line_driver_en
* 9-0: reserved
*/
/* MI Register 20: Reserved Reg(0x14) */
/* MI Register 21: Management Interface Control Reg(0x15)
* 15-11: reserved
* 10-4: mi_error_count
* 3: reserved
* 2: ignore_10g_fr
* 1: reserved
* 0: preamble_suppress_en
*/
/* MI Register 22: PHY Configuration Reg(0x16)
* 15: crs_tx_en
* 14: reserved
* 13-12: tx_fifo_depth
* 11-10: speed_downshift
* 9: pbi_detect
* 8: tbi_rate
* 7: alternate_np
* 6: group_mdio_en
* 5: tx_clock_en
* 4: sys_clock_en
* 3: reserved
* 2-0: mac_if_mode
*/
#define ET_PHY_CONFIG_TX_FIFO_DEPTH 0x3000
#define ET_PHY_CONFIG_FIFO_DEPTH_8 0x0000
#define ET_PHY_CONFIG_FIFO_DEPTH_16 0x1000
#define ET_PHY_CONFIG_FIFO_DEPTH_32 0x2000
#define ET_PHY_CONFIG_FIFO_DEPTH_64 0x3000
/* MI Register 23: PHY CONTROL Reg(0x17)
* 15: reserved
* 14: tdr_en
* 13: reserved
* 12-11: downshift_attempts
* 10-6: reserved
* 5: jabber_10baseT
* 4: sqe_10baseT
* 3: tp_loopback_10baseT
* 2: preamble_gen_en
* 1: reserved
* 0: force_int
*/
/* MI Register 24: Interrupt Mask Reg(0x18)
* 15-10: reserved
* 9: mdio_sync_lost
* 8: autoneg_status
* 7: hi_bit_err
* 6: np_rx
* 5: err_counter_full
* 4: fifo_over_underflow
* 3: rx_status
* 2: link_status
* 1: automatic_speed
* 0: int_en
*/
/* MI Register 25: Interrupt Status Reg(0x19)
* 15-10: reserved
* 9: mdio_sync_lost
* 8: autoneg_status
* 7: hi_bit_err
* 6: np_rx
* 5: err_counter_full
* 4: fifo_over_underflow
* 3: rx_status
* 2: link_status
* 1: automatic_speed
* 0: int_en
*/
/* MI Register 26: PHY Status Reg(0x1A)
* 15: reserved
* 14-13: autoneg_fault
* 12: autoneg_status
* 11: mdi_x_status
* 10: polarity_status
* 9-8: speed_status
* 7: duplex_status
* 6: link_status
* 5: tx_status
* 4: rx_status
* 3: collision_status
* 2: autoneg_en
* 1: pause_en
* 0: asymmetric_dir
*/
#define ET_PHY_AUTONEG_STATUS 0x1000
#define ET_PHY_POLARITY_STATUS 0x0400
#define ET_PHY_SPEED_STATUS 0x0300
#define ET_PHY_DUPLEX_STATUS 0x0080
#define ET_PHY_LSTATUS 0x0040
#define ET_PHY_AUTONEG_ENABLE 0x0020
/* MI Register 27: LED Control Reg 1(0x1B)
* 15-14: reserved
* 13-12: led_dup_indicate
* 11-10: led_10baseT
* 9-8: led_collision
* 7-4: reserved
* 3-2: pulse_dur
* 1: pulse_stretch1
* 0: pulse_stretch0
*/
/* MI Register 28: LED Control Reg 2(0x1C)
* 15-12: led_link
* 11-8: led_tx_rx
* 7-4: led_100BaseTX
* 3-0: led_1000BaseT
*/
#define ET_LED2_LED_LINK 0xF000
#define ET_LED2_LED_TXRX 0x0F00
#define ET_LED2_LED_100TX 0x00F0
#define ET_LED2_LED_1000T 0x000F
/* defines for LED control reg 2 values */
#define LED_VAL_1000BT 0x0
#define LED_VAL_100BTX 0x1
#define LED_VAL_10BT 0x2
#define LED_VAL_1000BT_100BTX 0x3 /* 1000BT on, 100BTX blink */
#define LED_VAL_LINKON 0x4
#define LED_VAL_TX 0x5
#define LED_VAL_RX 0x6
#define LED_VAL_TXRX 0x7 /* TX or RX */
#define LED_VAL_DUPLEXFULL 0x8
#define LED_VAL_COLLISION 0x9
#define LED_VAL_LINKON_ACTIVE 0xA /* Link on, activity blink */
#define LED_VAL_LINKON_RECV 0xB /* Link on, receive blink */
#define LED_VAL_DUPLEXFULL_COLLISION 0xC /* Duplex on, collision blink */
#define LED_VAL_BLINK 0xD
#define LED_VAL_ON 0xE
#define LED_VAL_OFF 0xF
#define LED_LINK_SHIFT 12
#define LED_TXRX_SHIFT 8
#define LED_100TX_SHIFT 4
/* MI Register 29 - 31: Reserved Reg(0x1D - 0x1E) */