763 lines
22 KiB
C
763 lines
22 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2008, Pyun YongHyeon <yongari@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _IF_ALEREG_H
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#define _IF_ALEREG_H
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/*
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* Atheros Communucations, Inc. PCI vendor ID
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*/
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#define VENDORID_ATHEROS 0x1969
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/*
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* Atheros AR8121/AR8113/AR8114 device ID
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*/
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#define DEVICEID_ATHEROS_AR81XX 0x1026
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#define ALE_SPI_CTRL 0x200
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#define SPI_VPD_ENB 0x00002000
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#define ALE_SPI_ADDR 0x204 /* 16bits */
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#define ALE_SPI_DATA 0x208
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#define ALE_SPI_CONFIG 0x20C
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#define ALE_SPI_OP_PROGRAM 0x210 /* 8bits */
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#define ALE_SPI_OP_SC_ERASE 0x211 /* 8bits */
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#define ALE_SPI_OP_CHIP_ERASE 0x212 /* 8bits */
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#define ALE_SPI_OP_RDID 0x213 /* 8bits */
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#define ALE_SPI_OP_WREN 0x214 /* 8bits */
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#define ALE_SPI_OP_RDSR 0x215 /* 8bits */
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#define ALE_SPI_OP_WRSR 0x216 /* 8bits */
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#define ALE_SPI_OP_READ 0x217 /* 8bits */
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#define ALE_TWSI_CTRL 0x218
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#define TWSI_CTRL_SW_LD_START 0x00000800
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#define TWSI_CTRL_HW_LD_START 0x00001000
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#define TWSI_CTRL_LD_EXIST 0x00400000
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#define ALE_DEV_MISC_CTRL 0x21C
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#define ALE_PCIE_PHYMISC 0x1000
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#define PCIE_PHYMISC_FORCE_RCV_DET 0x00000004
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#define ALE_MASTER_CFG 0x1400
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#define MASTER_RESET 0x00000001
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#define MASTER_MTIMER_ENB 0x00000002
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#define MASTER_IM_TX_TIMER_ENB 0x00000004
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#define MASTER_MANUAL_INT_ENB 0x00000008
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#define MASTER_IM_RX_TIMER_ENB 0x00000020
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#define MASTER_INT_RDCLR 0x00000040
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#define MASTER_LED_MODE 0x00000200
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#define MASTER_CHIP_REV_MASK 0x00FF0000
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#define MASTER_CHIP_ID_MASK 0xFF000000
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#define MASTER_CHIP_REV_SHIFT 16
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#define MASTER_CHIP_ID_SHIFT 24
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/* Number of ticks per usec for AR81xx. */
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#define ALE_TICK_USECS 2
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#define ALE_USECS(x) ((x) / ALE_TICK_USECS)
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#define ALE_MANUAL_TIMER 0x1404
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#define ALE_IM_TIMER 0x1408
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#define IM_TIMER_TX_MASK 0x0000FFFF
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#define IM_TIMER_RX_MASK 0xFFFF0000
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#define IM_TIMER_TX_SHIFT 0
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#define IM_TIMER_RX_SHIFT 16
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#define ALE_IM_TIMER_MIN 0
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#define ALE_IM_TIMER_MAX 130000 /* 130ms */
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#define ALE_IM_RX_TIMER_DEFAULT 30
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#define ALE_IM_TX_TIMER_DEFAULT 1000
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#define ALE_GPHY_CTRL 0x140C /* 16bits */
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#define GPHY_CTRL_EXT_RESET 0x0001
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#define GPHY_CTRL_PIPE_MOD 0x0002
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#define GPHY_CTRL_BERT_START 0x0010
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#define GPHY_CTRL_GALE_25M_ENB 0x0020
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#define GPHY_CTRL_LPW_EXIT 0x0040
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#define GPHY_CTRL_PHY_IDDQ 0x0080
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#define GPHY_CTRL_PHY_IDDQ_DIS 0x0100
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#define GPHY_CTRL_PCLK_SEL_DIS 0x0200
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#define GPHY_CTRL_HIB_EN 0x0400
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#define GPHY_CTRL_HIB_PULSE 0x0800
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#define GPHY_CTRL_SEL_ANA_RESET 0x1000
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#define GPHY_CTRL_PHY_PLL_ON 0x2000
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#define GPHY_CTRL_PWDOWN_HW 0x4000
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#define ALE_INTR_CLR_TIMER 0x140E /* 16bits */
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#define ALE_IDLE_STATUS 0x1410
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#define IDLE_STATUS_RXMAC 0x00000001
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#define IDLE_STATUS_TXMAC 0x00000002
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#define IDLE_STATUS_RXQ 0x00000004
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#define IDLE_STATUS_TXQ 0x00000008
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#define IDLE_STATUS_DMARD 0x00000010
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#define IDLE_STATUS_DMAWR 0x00000020
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#define IDLE_STATUS_SMB 0x00000040
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#define IDLE_STATUS_CMB 0x00000080
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#define ALE_MDIO 0x1414
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#define MDIO_DATA_MASK 0x0000FFFF
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#define MDIO_REG_ADDR_MASK 0x001F0000
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#define MDIO_OP_READ 0x00200000
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#define MDIO_OP_WRITE 0x00000000
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#define MDIO_SUP_PREAMBLE 0x00400000
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#define MDIO_OP_EXECUTE 0x00800000
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#define MDIO_CLK_25_4 0x00000000
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#define MDIO_CLK_25_6 0x02000000
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#define MDIO_CLK_25_8 0x03000000
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#define MDIO_CLK_25_10 0x04000000
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#define MDIO_CLK_25_14 0x05000000
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#define MDIO_CLK_25_20 0x06000000
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#define MDIO_CLK_25_28 0x07000000
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#define MDIO_OP_BUSY 0x08000000
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#define MDIO_DATA_SHIFT 0
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#define MDIO_REG_ADDR_SHIFT 16
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#define MDIO_REG_ADDR(x) \
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(((x) << MDIO_REG_ADDR_SHIFT) & MDIO_REG_ADDR_MASK)
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/* Default PHY address. */
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#define ALE_PHY_ADDR 0
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#define ALE_PHY_STATUS 0x1418
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#define PHY_STATUS_100M 0x00020000
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/* Packet memory BIST. */
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#define ALE_BIST0 0x141C
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#define BIST0_ENB 0x00000001
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#define BIST0_SRAM_FAIL 0x00000002
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#define BIST0_FUSE_FLAG 0x00000004
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/* PCIe retry buffer BIST. */
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#define ALE_BIST1 0x1420
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#define BIST1_ENB 0x00000001
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#define BIST1_SRAM_FAIL 0x00000002
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#define BIST1_FUSE_FLAG 0x00000004
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#define ALE_SERDES_LOCK 0x1424
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#define SERDES_LOCK_DET 0x00000001
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#define SERDES_LOCK_DET_ENB 0x00000002
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#define ALE_MAC_CFG 0x1480
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#define MAC_CFG_TX_ENB 0x00000001
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#define MAC_CFG_RX_ENB 0x00000002
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#define MAC_CFG_TX_FC 0x00000004
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#define MAC_CFG_RX_FC 0x00000008
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#define MAC_CFG_LOOP 0x00000010
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#define MAC_CFG_FULL_DUPLEX 0x00000020
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#define MAC_CFG_TX_CRC_ENB 0x00000040
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#define MAC_CFG_TX_AUTO_PAD 0x00000080
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#define MAC_CFG_TX_LENCHK 0x00000100
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#define MAC_CFG_RX_JUMBO_ENB 0x00000200
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#define MAC_CFG_PREAMBLE_MASK 0x00003C00
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#define MAC_CFG_VLAN_TAG_STRIP 0x00004000
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#define MAC_CFG_PROMISC 0x00008000
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#define MAC_CFG_TX_PAUSE 0x00010000
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#define MAC_CFG_SCNT 0x00020000
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#define MAC_CFG_SYNC_RST_TX 0x00040000
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#define MAC_CFG_SPEED_MASK 0x00300000
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#define MAC_CFG_SPEED_10_100 0x00100000
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#define MAC_CFG_SPEED_1000 0x00200000
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#define MAC_CFG_DBG_TX_BACKOFF 0x00400000
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#define MAC_CFG_TX_JUMBO_ENB 0x00800000
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#define MAC_CFG_RXCSUM_ENB 0x01000000
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#define MAC_CFG_ALLMULTI 0x02000000
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#define MAC_CFG_BCAST 0x04000000
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#define MAC_CFG_DBG 0x08000000
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#define MAC_CFG_PREAMBLE_SHIFT 10
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#define MAC_CFG_PREAMBLE_DEFAULT 7
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#define ALE_IPG_IFG_CFG 0x1484
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#define IPG_IFG_IPGT_MASK 0x0000007F
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#define IPG_IFG_MIFG_MASK 0x0000FF00
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#define IPG_IFG_IPG1_MASK 0x007F0000
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#define IPG_IFG_IPG2_MASK 0x7F000000
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#define IPG_IFG_IPGT_SHIFT 0
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#define IPG_IFG_IPGT_DEFAULT 0x60
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#define IPG_IFG_MIFG_SHIFT 8
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#define IPG_IFG_MIFG_DEFAULT 0x50
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#define IPG_IFG_IPG1_SHIFT 16
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#define IPG_IFG_IPG1_DEFAULT 0x40
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#define IPG_IFG_IPG2_SHIFT 24
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#define IPG_IFG_IPG2_DEFAULT 0x60
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/* Station address. */
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#define ALE_PAR0 0x1488
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#define ALE_PAR1 0x148C
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/* 64bit multicast hash register. */
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#define ALE_MAR0 0x1490
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#define ALE_MAR1 0x1494
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/* half-duplex parameter configuration. */
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#define ALE_HDPX_CFG 0x1498
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#define HDPX_CFG_LCOL_MASK 0x000003FF
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#define HDPX_CFG_RETRY_MASK 0x0000F000
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#define HDPX_CFG_EXC_DEF_EN 0x00010000
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#define HDPX_CFG_NO_BACK_C 0x00020000
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#define HDPX_CFG_NO_BACK_P 0x00040000
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#define HDPX_CFG_ABEBE 0x00080000
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#define HDPX_CFG_ABEBT_MASK 0x00F00000
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#define HDPX_CFG_JAMIPG_MASK 0x0F000000
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#define HDPX_CFG_LCOL_SHIFT 0
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#define HDPX_CFG_LCOL_DEFAULT 0x37
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#define HDPX_CFG_RETRY_SHIFT 12
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#define HDPX_CFG_RETRY_DEFAULT 0x0F
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#define HDPX_CFG_ABEBT_SHIFT 20
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#define HDPX_CFG_ABEBT_DEFAULT 0x0A
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#define HDPX_CFG_JAMIPG_SHIFT 24
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#define HDPX_CFG_JAMIPG_DEFAULT 0x07
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#define ALE_FRAME_SIZE 0x149C
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#define ALE_WOL_CFG 0x14A0
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#define WOL_CFG_PATTERN 0x00000001
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#define WOL_CFG_PATTERN_ENB 0x00000002
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#define WOL_CFG_MAGIC 0x00000004
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#define WOL_CFG_MAGIC_ENB 0x00000008
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#define WOL_CFG_LINK_CHG 0x00000010
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#define WOL_CFG_LINK_CHG_ENB 0x00000020
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#define WOL_CFG_PATTERN_DET 0x00000100
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#define WOL_CFG_MAGIC_DET 0x00000200
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#define WOL_CFG_LINK_CHG_DET 0x00000400
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#define WOL_CFG_CLK_SWITCH_ENB 0x00008000
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#define WOL_CFG_PATTERN0 0x00010000
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#define WOL_CFG_PATTERN1 0x00020000
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#define WOL_CFG_PATTERN2 0x00040000
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#define WOL_CFG_PATTERN3 0x00080000
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#define WOL_CFG_PATTERN4 0x00100000
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#define WOL_CFG_PATTERN5 0x00200000
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#define WOL_CFG_PATTERN6 0x00400000
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/* WOL pattern length. */
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#define ALE_PATTERN_CFG0 0x14A4
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#define PATTERN_CFG_0_LEN_MASK 0x0000007F
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#define PATTERN_CFG_1_LEN_MASK 0x00007F00
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#define PATTERN_CFG_2_LEN_MASK 0x007F0000
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#define PATTERN_CFG_3_LEN_MASK 0x7F000000
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#define ALE_PATTERN_CFG1 0x14A8
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#define PATTERN_CFG_4_LEN_MASK 0x0000007F
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#define PATTERN_CFG_5_LEN_MASK 0x00007F00
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#define PATTERN_CFG_6_LEN_MASK 0x007F0000
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/* RSS */
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#define ALE_RSS_KEY0 0x14B0
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#define ALE_RSS_KEY1 0x14B4
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#define ALE_RSS_KEY2 0x14B8
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#define ALE_RSS_KEY3 0x14BC
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#define ALE_RSS_KEY4 0x14C0
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#define ALE_RSS_KEY5 0x14C4
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#define ALE_RSS_KEY6 0x14C8
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#define ALE_RSS_KEY7 0x14CC
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#define ALE_RSS_KEY8 0x14D0
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#define ALE_RSS_KEY9 0x14D4
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#define ALE_RSS_IDT_TABLE4 0x14E0
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#define ALE_RSS_IDT_TABLE5 0x14E4
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#define ALE_RSS_IDT_TABLE6 0x14E8
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#define ALE_RSS_IDT_TABLE7 0x14EC
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#define ALE_SRAM_RD_ADDR 0x1500
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#define ALE_SRAM_RD_LEN 0x1504
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#define ALE_SRAM_RRD_ADDR 0x1508
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#define ALE_SRAM_RRD_LEN 0x150C
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#define ALE_SRAM_TPD_ADDR 0x1510
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#define ALE_SRAM_TPD_LEN 0x1514
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#define ALE_SRAM_TRD_ADDR 0x1518
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#define ALE_SRAM_TRD_LEN 0x151C
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#define ALE_SRAM_RX_FIFO_ADDR 0x1520
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#define ALE_SRAM_RX_FIFO_LEN 0x1524
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#define ALE_SRAM_TX_FIFO_ADDR 0x1528
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#define ALE_SRAM_TX_FIFO_LEN 0x152C
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#define ALE_SRAM_TCPH_ADDR 0x1530
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#define SRAM_TCPH_ADDR_MASK 0x00000FFF
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#define SRAM_PATH_ADDR_MASK 0x0FFF0000
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#define SRAM_TCPH_ADDR_SHIFT 0
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#define SRAM_PATH_ADDR_SHIFT 16
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#define ALE_DMA_BLOCK 0x1534
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#define DMA_BLOCK_LOAD 0x00000001
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#define ALE_RXF3_ADDR_HI 0x153C
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#define ALE_TPD_ADDR_HI 0x1540
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#define ALE_RXF0_PAGE0_ADDR_LO 0x1544
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#define ALE_RXF0_PAGE1_ADDR_LO 0x1548
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#define ALE_TPD_ADDR_LO 0x154C
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#define ALE_RXF1_ADDR_HI 0x1550
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#define ALE_RXF2_ADDR_HI 0x1554
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#define ALE_RXF_PAGE_SIZE 0x1558
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#define ALE_TPD_CNT 0x155C
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#define TPD_CNT_MASK 0x00003FF
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#define TPD_CNT_SHIFT 0
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#define ALE_RSS_IDT_TABLE0 0x1560
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#define ALE_RSS_IDT_TABLE1 0x1564
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#define ALE_RSS_IDT_TABLE2 0x1568
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#define ALE_RSS_IDT_TABLE3 0x156C
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#define ALE_RSS_HASH_VALUE 0x1570
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#define ALE_RSS_HASH_FLAG 0x1574
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#define ALE_RSS_CPU 0x157C
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#define ALE_TXQ_CFG 0x1580
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#define TXQ_CFG_TPD_BURST_MASK 0x0000000F
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#define TXQ_CFG_ENB 0x00000020
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#define TXQ_CFG_ENHANCED_MODE 0x00000040
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#define TXQ_CFG_TX_FIFO_BURST_MASK 0xFFFF0000
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#define TXQ_CFG_TPD_BURST_SHIFT 0
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#define TXQ_CFG_TPD_BURST_DEFAULT 4
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#define TXQ_CFG_TX_FIFO_BURST_SHIFT 16
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#define TXQ_CFG_TX_FIFO_BURST_DEFAULT 256
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#define ALE_TX_JUMBO_THRESH 0x1584
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#define TX_JUMBO_THRESH_MASK 0x000007FF
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#define TX_JUMBO_THRESH_SHIFT 0
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#define TX_JUMBO_THRESH_UNIT 8
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#define TX_JUMBO_THRESH_UNIT_SHIFT 3
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#define ALE_RXQ_CFG 0x15A0
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#define RXQ_CFG_ALIGN_32 0x00000000
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#define RXQ_CFG_ALIGN_64 0x00000001
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#define RXQ_CFG_ALIGN_128 0x00000002
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#define RXQ_CFG_ALIGN_256 0x00000003
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#define RXQ_CFG_QUEUE1_ENB 0x00000010
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#define RXQ_CFG_QUEUE2_ENB 0x00000020
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#define RXQ_CFG_QUEUE3_ENB 0x00000040
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#define RXQ_CFG_IPV6_CSUM_VERIFY 0x00000080
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#define RXQ_CFG_RSS_HASH_TBL_LEN_MASK 0x0000FF00
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#define RXQ_CFG_RSS_HASH_IPV4 0x00010000
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#define RXQ_CFG_RSS_HASH_IPV4_TCP 0x00020000
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#define RXQ_CFG_RSS_HASH_IPV6 0x00040000
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#define RXQ_CFG_RSS_HASH_IPV6_TCP 0x00080000
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#define RXQ_CFG_RSS_MODE_DIS 0x00000000
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#define RXQ_CFG_RSS_MODE_SQSINT 0x04000000
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#define RXQ_CFG_RSS_MODE_MQUESINT 0x08000000
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#define RXQ_CFG_RSS_MODE_MQUEMINT 0x0C000000
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#define RXQ_CFG_NIP_QUEUE_SEL_TBL 0x10000000
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#define RXQ_CFG_RSS_HASH_ENB 0x20000000
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#define RXQ_CFG_CUT_THROUGH_ENB 0x40000000
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#define RXQ_CFG_ENB 0x80000000
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#define RXQ_CFG_RSS_HASH_TBL_LEN_SHIFT 8
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#define ALE_RX_JUMBO_THRESH 0x15A4 /* 16bits */
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#define RX_JUMBO_THRESH_MASK 0x07FF
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#define RX_JUMBO_LKAH_MASK 0x7800
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#define RX_JUMBO_THRESH_MASK_SHIFT 0
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#define RX_JUMBO_THRESH_UNIT 8
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#define RX_JUMBO_THRESH_UNIT_SHIFT 3
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#define RX_JUMBO_LKAH_SHIFT 11
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#define RX_JUMBO_LKAH_DEFAULT 1
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#define ALE_RX_FIFO_PAUSE_THRESH 0x15A8
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#define RX_FIFO_PAUSE_THRESH_LO_MASK 0x00000FFF
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#define RX_FIFO_PAUSE_THRESH_HI_MASK 0x0FFF0000
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#define RX_FIFO_PAUSE_THRESH_LO_SHIFT 0
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#define RX_FIFO_PAUSE_THRESH_HI_SHIFT 16
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#define ALE_CMB_RXF1 0x15B4
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#define ALE_CMB_RXF2 0x15B8
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#define ALE_CMB_RXF3 0x15BC
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#define ALE_DMA_CFG 0x15C0
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#define DMA_CFG_IN_ORDER 0x00000001
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#define DMA_CFG_ENH_ORDER 0x00000002
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#define DMA_CFG_OUT_ORDER 0x00000004
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#define DMA_CFG_RCB_64 0x00000000
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#define DMA_CFG_RCB_128 0x00000008
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#define DMA_CFG_RD_BURST_128 0x00000000
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#define DMA_CFG_RD_BURST_256 0x00000010
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#define DMA_CFG_RD_BURST_512 0x00000020
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#define DMA_CFG_RD_BURST_1024 0x00000030
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#define DMA_CFG_RD_BURST_2048 0x00000040
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#define DMA_CFG_RD_BURST_4096 0x00000050
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#define DMA_CFG_WR_BURST_128 0x00000000
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#define DMA_CFG_WR_BURST_256 0x00000080
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#define DMA_CFG_WR_BURST_512 0x00000100
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#define DMA_CFG_WR_BURST_1024 0x00000180
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#define DMA_CFG_WR_BURST_2048 0x00000200
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#define DMA_CFG_WR_BURST_4096 0x00000280
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#define DMA_CFG_RD_REQ_PRI 0x00000400
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#define DMA_CFG_RD_DELAY_CNT_MASK 0x0000F800
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#define DMA_CFG_WR_DELAY_CNT_MASK 0x000F0000
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#define DMA_CFG_TXCMB_ENB 0x00100000
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#define DMA_CFG_RXCMB_ENB 0x00200000
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#define DMA_CFG_RD_BURST_MASK 0x07
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#define DMA_CFG_RD_BURST_SHIFT 4
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#define DMA_CFG_WR_BURST_MASK 0x07
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#define DMA_CFG_WR_BURST_SHIFT 7
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#define DMA_CFG_RD_DELAY_CNT_SHIFT 11
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#define DMA_CFG_WR_DELAY_CNT_SHIFT 16
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#define DMA_CFG_RD_DELAY_CNT_DEFAULT 15
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#define DMA_CFG_WR_DELAY_CNT_DEFAULT 4
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#define ALE_SMB_STAT_TIMER 0x15C4
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#define ALE_INT_TRIG_THRESH 0x15C8
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#define INT_TRIG_TX_THRESH_MASK 0x0000FFFF
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#define INT_TRIG_RX_THRESH_MASK 0xFFFF0000
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#define INT_TRIG_TX_THRESH_SHIFT 0
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#define INT_TRIG_RX_THRESH_SHIFT 16
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#define ALE_INT_TRIG_TIMER 0x15CC
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#define INT_TRIG_TX_TIMER_MASK 0x0000FFFF
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#define INT_TRIG_RX_TIMER_MASK 0x0000FFFF
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#define INT_TRIG_TX_TIMER_SHIFT 0
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#define INT_TRIG_RX_TIMER_SHIFT 16
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#define ALE_RXF1_PAGE0_ADDR_LO 0x15D0
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#define ALE_RXF1_PAGE1_ADDR_LO 0x15D4
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#define ALE_RXF2_PAGE0_ADDR_LO 0x15D8
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#define ALE_RXF2_PAGE1_ADDR_LO 0x15DC
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#define ALE_RXF3_PAGE0_ADDR_LO 0x15E0
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#define ALE_RXF3_PAGE1_ADDR_LO 0x15E4
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#define ALE_MBOX_TPD_PROD_IDX 0x15F0
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#define ALE_RXF0_PAGE0 0x15F4
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#define ALE_RXF0_PAGE1 0x15F5
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#define ALE_RXF1_PAGE0 0x15F6
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#define ALE_RXF1_PAGE1 0x15F7
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#define ALE_RXF2_PAGE0 0x15F8
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#define ALE_RXF2_PAGE1 0x15F9
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#define ALE_RXF3_PAGE0 0x15FA
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#define ALE_RXF3_PAGE1 0x15FB
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#define RXF_VALID 0x01
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#define ALE_INTR_STATUS 0x1600
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#define INTR_SMB 0x00000001
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#define INTR_TIMER 0x00000002
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#define INTR_MANUAL_TIMER 0x00000004
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#define INTR_RX_FIFO_OFLOW 0x00000008
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#define INTR_RXF0_OFLOW 0x00000010
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#define INTR_RXF1_OFLOW 0x00000020
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#define INTR_RXF2_OFLOW 0x00000040
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#define INTR_RXF3_OFLOW 0x00000080
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#define INTR_TX_FIFO_UNDERRUN 0x00000100
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#define INTR_RX0_PAGE_FULL 0x00000200
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#define INTR_DMA_RD_TO_RST 0x00000400
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#define INTR_DMA_WR_TO_RST 0x00000800
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#define INTR_GPHY 0x00001000
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#define INTR_TX_CREDIT 0x00002000
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#define INTR_GPHY_LOW_PW 0x00004000
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#define INTR_RX_PKT 0x00010000
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#define INTR_TX_PKT 0x00020000
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#define INTR_TX_DMA 0x00040000
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#define INTR_RX_PKT1 0x00080000
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#define INTR_RX_PKT2 0x00100000
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#define INTR_RX_PKT3 0x00200000
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#define INTR_MAC_RX 0x00400000
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#define INTR_MAC_TX 0x00800000
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#define INTR_UNDERRUN 0x01000000
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#define INTR_FRAME_ERROR 0x02000000
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#define INTR_FRAME_OK 0x04000000
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#define INTR_CSUM_ERROR 0x08000000
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#define INTR_PHY_LINK_DOWN 0x10000000
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#define INTR_DIS_INT 0x80000000
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/* Interrupt Mask Register */
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#define ALE_INTR_MASK 0x1604
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#define ALE_INTRS \
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(INTR_DMA_RD_TO_RST | INTR_DMA_WR_TO_RST | \
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INTR_RX_PKT | INTR_TX_PKT | INTR_RX_FIFO_OFLOW | \
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INTR_TX_FIFO_UNDERRUN)
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/*
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* AR81xx requires register access to get MAC statistics
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* and the format of statistics seems to be the same of L1 .
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*/
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#define ALE_RX_MIB_BASE 0x1700
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#define ALE_TX_MIB_BASE 0x1760
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/* Statistics counters collected by the MAC. */
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struct smb {
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/* Rx stats. */
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uint32_t rx_frames;
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uint32_t rx_bcast_frames;
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uint32_t rx_mcast_frames;
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uint32_t rx_pause_frames;
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uint32_t rx_control_frames;
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uint32_t rx_crcerrs;
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uint32_t rx_lenerrs;
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uint32_t rx_bytes;
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uint32_t rx_runts;
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uint32_t rx_fragments;
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uint32_t rx_pkts_64;
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uint32_t rx_pkts_65_127;
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uint32_t rx_pkts_128_255;
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uint32_t rx_pkts_256_511;
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uint32_t rx_pkts_512_1023;
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uint32_t rx_pkts_1024_1518;
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uint32_t rx_pkts_1519_max;
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uint32_t rx_pkts_truncated;
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uint32_t rx_fifo_oflows;
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uint32_t rx_rrs_errs;
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uint32_t rx_alignerrs;
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uint32_t rx_bcast_bytes;
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uint32_t rx_mcast_bytes;
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uint32_t rx_pkts_filtered;
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/* Tx stats. */
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uint32_t tx_frames;
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uint32_t tx_bcast_frames;
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uint32_t tx_mcast_frames;
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uint32_t tx_pause_frames;
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uint32_t tx_excess_defer;
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uint32_t tx_control_frames;
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uint32_t tx_deferred;
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uint32_t tx_bytes;
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uint32_t tx_pkts_64;
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uint32_t tx_pkts_65_127;
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uint32_t tx_pkts_128_255;
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uint32_t tx_pkts_256_511;
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uint32_t tx_pkts_512_1023;
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uint32_t tx_pkts_1024_1518;
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uint32_t tx_pkts_1519_max;
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uint32_t tx_single_colls;
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uint32_t tx_multi_colls;
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uint32_t tx_late_colls;
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uint32_t tx_excess_colls;
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uint32_t tx_underrun;
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uint32_t tx_desc_underrun;
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uint32_t tx_lenerrs;
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uint32_t tx_pkts_truncated;
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uint32_t tx_bcast_bytes;
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uint32_t tx_mcast_bytes;
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} __packed;
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#define ALE_HOST_RXF0_PAGEOFF 0x1800
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#define ALE_TPD_CONS_IDX 0x1804
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#define ALE_HOST_RXF1_PAGEOFF 0x1808
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#define ALE_HOST_RXF2_PAGEOFF 0x180C
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#define ALE_HOST_RXF3_PAGEOFF 0x1810
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#define ALE_RXF0_CMB0_ADDR_LO 0x1820
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#define ALE_RXF0_CMB1_ADDR_LO 0x1824
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#define ALE_RXF1_CMB0_ADDR_LO 0x1828
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#define ALE_RXF1_CMB1_ADDR_LO 0x182C
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#define ALE_RXF2_CMB0_ADDR_LO 0x1830
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#define ALE_RXF2_CMB1_ADDR_LO 0x1834
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#define ALE_RXF3_CMB0_ADDR_LO 0x1838
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#define ALE_RXF3_CMB1_ADDR_LO 0x183C
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#define ALE_TX_CMB_ADDR_LO 0x1840
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#define ALE_SMB_ADDR_LO 0x1844
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/*
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* RRS(receive return status) structure.
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*
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* Note:
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* Atheros AR81xx does not support descriptor based DMA on Rx
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* instead it just prepends a Rx status structure prior to a
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* received frame which also resides on the same Rx buffer.
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* This means driver should copy an entire frame from the
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* buffer to new mbuf chain which in turn greatly increases CPU
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* cycles and effectively nullify the advantage of DMA
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* operation of controller. So you should have fast CPU to cope
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* with the copy operation. Implementing flow-controls may help
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* a lot to minimize Rx FIFO overflows but it's not available
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* yet on FreeBSD and hardware doesn't seem to support
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* fine-grained Tx/Rx flow controls.
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*/
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struct rx_rs {
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uint32_t seqno;
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#define ALE_RD_SEQNO_MASK 0x0000FFFF
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#define ALE_RD_HASH_MASK 0xFFFF0000
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#define ALE_RD_SEQNO_SHIFT 0
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#define ALE_RD_HASH_SHIFT 16
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#define ALE_RX_SEQNO(x) \
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(((x) & ALE_RD_SEQNO_MASK) >> ALE_RD_SEQNO_SHIFT)
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uint32_t length;
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#define ALE_RD_CSUM_MASK 0x0000FFFF
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#define ALE_RD_LEN_MASK 0x3FFF0000
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#define ALE_RD_CPU_MASK 0xC0000000
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#define ALE_RD_CSUM_SHIFT 0
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#define ALE_RD_LEN_SHIFT 16
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#define ALE_RD_CPU_SHIFT 30
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#define ALE_RX_CSUM(x) \
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(((x) & ALE_RD_CSUM_MASK) >> ALE_RD_CSUM_SHIFT)
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#define ALE_RX_BYTES(x) \
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(((x) & ALE_RD_LEN_MASK) >> ALE_RD_LEN_SHIFT)
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#define ALE_RX_CPU(x) \
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(((x) & ALE_RD_CPU_MASK) >> ALE_RD_CPU_SHIFT)
|
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uint32_t flags;
|
|
#define ALE_RD_RSS_IPV4 0x00000001
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#define ALE_RD_RSS_IPV4_TCP 0x00000002
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#define ALE_RD_RSS_IPV6 0x00000004
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#define ALE_RD_RSS_IPV6_TCP 0x00000008
|
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#define ALE_RD_IPV6 0x00000010
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#define ALE_RD_IPV4_FRAG 0x00000020
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#define ALE_RD_IPV4_DF 0x00000040
|
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#define ALE_RD_802_3 0x00000080
|
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#define ALE_RD_VLAN 0x00000100
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#define ALE_RD_ERROR 0x00000200
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#define ALE_RD_IPV4 0x00000400
|
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#define ALE_RD_UDP 0x00000800
|
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#define ALE_RD_TCP 0x00001000
|
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#define ALE_RD_BCAST 0x00002000
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#define ALE_RD_MCAST 0x00004000
|
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#define ALE_RD_PAUSE 0x00008000
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#define ALE_RD_CRC 0x00010000
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#define ALE_RD_CODE 0x00020000
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#define ALE_RD_DRIBBLE 0x00040000
|
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#define ALE_RD_RUNT 0x00080000
|
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#define ALE_RD_OFLOW 0x00100000
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#define ALE_RD_TRUNC 0x00200000
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#define ALE_RD_IPCSUM_NOK 0x00400000
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#define ALE_RD_TCP_UDPCSUM_NOK 0x00800000
|
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#define ALE_RD_LENGTH_NOK 0x01000000
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#define ALE_RD_DES_ADDR_FILTERED 0x02000000
|
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uint32_t vtags;
|
|
#define ALE_RD_HASH_HI_MASK 0x0000FFFF
|
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#define ALE_RD_HASH_HI_SHIFT 0
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#define ALE_RD_VLAN_MASK 0xFFFF0000
|
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#define ALE_RD_VLAN_SHIFT 16
|
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#define ALE_RX_VLAN(x) \
|
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(((x) & ALE_RD_VLAN_MASK) >> ALE_RD_VLAN_SHIFT)
|
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#define ALE_RX_VLAN_TAG(x) \
|
|
(((x) >> 4) | (((x) & 7) << 13) | (((x) & 8) << 9))
|
|
} __packed;
|
|
|
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/* Tx descriptor. */
|
|
struct tx_desc {
|
|
uint64_t addr;
|
|
uint32_t len;
|
|
#define ALE_TD_VLAN_MASK 0xFFFF0000
|
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#define ALE_TD_PKT_INT 0x00008000
|
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#define ALE_TD_DMA_INT 0x00004000
|
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#define ALE_TD_BUFLEN_MASK 0x00003FFF
|
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#define ALE_TD_VLAN_SHIFT 16
|
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#define ALE_TX_VLAN_TAG(x) \
|
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(((x) << 4) | ((x) >> 13) | (((x) >> 9) & 8))
|
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#define ALE_TD_BUFLEN_SHIFT 0
|
|
#define ALE_TX_BYTES(x) \
|
|
(((x) << ALE_TD_BUFLEN_SHIFT) & ALE_TD_BUFLEN_MASK)
|
|
uint32_t flags;
|
|
#define ALE_TD_MSS 0xFFF80000
|
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#define ALE_TD_TSO_HDR 0x00040000
|
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#define ALE_TD_TCPHDR_LEN 0x0003C000
|
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#define ALE_TD_IPHDR_LEN 0x00003C00
|
|
#define ALE_TD_IPV6HDR_LEN2 0x00003C00
|
|
#define ALE_TD_LLC_SNAP 0x00000200
|
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#define ALE_TD_VLAN_TAGGED 0x00000100
|
|
#define ALE_TD_UDPCSUM 0x00000080
|
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#define ALE_TD_TCPCSUM 0x00000040
|
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#define ALE_TD_IPCSUM 0x00000020
|
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#define ALE_TD_IPV6HDR_LEN1 0x000000E0
|
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#define ALE_TD_TSO 0x00000010
|
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#define ALE_TD_CXSUM 0x00000008
|
|
#define ALE_TD_INSERT_VLAN_TAG 0x00000004
|
|
#define ALE_TD_IPV6 0x00000002
|
|
#define ALE_TD_EOP 0x00000001
|
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|
|
#define ALE_TD_CSUM_PLOADOFFSET 0x00FF0000
|
|
#define ALE_TD_CSUM_XSUMOFFSET 0xFF000000
|
|
#define ALE_TD_CSUM_XSUMOFFSET_SHIFT 24
|
|
#define ALE_TD_CSUM_PLOADOFFSET_SHIFT 16
|
|
#define ALE_TD_MSS_SHIFT 19
|
|
#define ALE_TD_TCPHDR_LEN_SHIFT 14
|
|
#define ALE_TD_IPHDR_LEN_SHIFT 10
|
|
} __packed;
|
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|
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#endif /* _IF_ALEREG_H */
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