[e16e8f2] | 1 | /* |
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| 2 | * Copyright (c) 2008 Marty Connor <mdc@etherboot.org> |
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| 3 | * Copyright (c) 2008 Entity Cyber, Inc. |
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| 4 | * |
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| 5 | * This program is free software; you can redistribute it and/or |
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| 6 | * modify it under the terms of the GNU General Public License as |
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| 7 | * published by the Free Software Foundation; either version 2 of the |
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| 8 | * License, or any later version. |
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| 9 | * |
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| 10 | * This program is distributed in the hope that it will be useful, but |
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| 11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | * General Public License for more details. |
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| 14 | * |
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| 15 | * You should have received a copy of the GNU General Public License |
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| 16 | * along with this program; if not, write to the Free Software |
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| 17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 18 | * |
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| 19 | * This driver is based on rtl8169 data sheets and work by: |
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| 20 | * |
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| 21 | * Copyright (c) 2002 ShuChen <shuchen@realtek.com.tw> |
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| 22 | * Copyright (c) 2003 - 2007 Francois Romieu <romieu@fr.zoreil.com> |
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| 23 | * Copyright (c) a lot of people too. Please respect their work. |
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| 24 | * |
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| 25 | */ |
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| 26 | |
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| 27 | FILE_LICENCE ( GPL2_OR_LATER ); |
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| 28 | |
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| 29 | #ifndef _R8169_H_ |
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| 30 | #define _R8169_H_ |
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| 31 | |
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| 32 | #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) |
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| 33 | |
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| 34 | /** FIXME: include/linux/pci_regs.h has these PCI regs, maybe |
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| 35 | we need such a file in gPXE? |
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| 36 | **/ |
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| 37 | #define PCI_EXP_DEVCTL 8 /* Device Control */ |
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| 38 | #define PCI_EXP_DEVCTL_READRQ 0x7000 /* Max_Read_Request_Size */ |
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| 39 | #define PCI_EXP_LNKCTL 16 /* Link Control */ |
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| 40 | #define PCI_EXP_LNKCTL_CLKREQ_EN 0x100 /* Enable clkreq */ |
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| 41 | #define PCI_EXP_DEVCTL_NOSNOOP_EN 0x0800 /* Enable No Snoop */ |
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| 42 | |
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| 43 | /** FIXME: update mii.h in src/include/mii.h from Linux sources |
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| 44 | so we don't have to include these definitiions. |
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| 45 | **/ |
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| 46 | /* The forced speed, 10Mb, 100Mb, gigabit, 2.5Gb, 10GbE. */ |
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| 47 | #define SPEED_10 10 |
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| 48 | #define SPEED_100 100 |
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| 49 | #define SPEED_1000 1000 |
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| 50 | #define SPEED_2500 2500 |
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| 51 | #define SPEED_10000 10000 |
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| 52 | |
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| 53 | /* Duplex, half or full. */ |
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| 54 | #define DUPLEX_HALF 0x00 |
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| 55 | #define DUPLEX_FULL 0x01 |
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| 56 | |
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| 57 | #define AUTONEG_DISABLE 0x00 |
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| 58 | #define AUTONEG_ENABLE 0x01 |
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| 59 | |
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| 60 | /* MAC address length */ |
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| 61 | #define MAC_ADDR_LEN 6 |
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| 62 | |
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| 63 | #define MAX_READ_REQUEST_SHIFT 12 |
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| 64 | #define RX_FIFO_THRESH 7 /* 7 means NO threshold, Rx buffer level before first PCI xfer. */ |
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| 65 | #define RX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ |
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| 66 | #define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ |
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| 67 | #define EarlyTxThld 0x3F /* 0x3F means NO early transmit */ |
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| 68 | #define RxPacketMaxSize 0x3FE8 /* 16K - 1 - ETH_HLEN - VLAN - CRC... */ |
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| 69 | #define SafeMtu 0x1c20 /* ... actually life sucks beyond ~7k */ |
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| 70 | #define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */ |
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| 71 | |
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| 72 | #define R8169_REGS_SIZE 256 |
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| 73 | #define R8169_NAPI_WEIGHT 64 |
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| 74 | #define NUM_TX_DESC 8 /* Number of Tx descriptor registers */ |
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| 75 | #define NUM_RX_DESC 8 /* Number of Rx descriptor registers */ |
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| 76 | #define RX_BUF_SIZE 1536 /* Rx Buffer size */ |
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| 77 | #define R8169_TX_RING_BYTES (NUM_TX_DESC * sizeof(struct TxDesc)) |
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| 78 | #define R8169_RX_RING_BYTES (NUM_RX_DESC * sizeof(struct RxDesc)) |
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| 79 | |
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| 80 | #define TX_RING_ALIGN 256 |
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| 81 | #define RX_RING_ALIGN 256 |
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| 82 | |
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| 83 | #define RTL8169_TX_TIMEOUT (6*HZ) |
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| 84 | #define RTL8169_PHY_TIMEOUT (10*HZ) |
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| 85 | |
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| 86 | #define RTL_EEPROM_SIG cpu_to_le32(0x8129) |
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| 87 | #define RTL_EEPROM_SIG_MASK cpu_to_le32(0xffff) |
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| 88 | #define RTL_EEPROM_SIG_ADDR 0x0000 |
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| 89 | |
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| 90 | /* write/read MMIO register */ |
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| 91 | #define RTL_W8(reg, val8) writeb ((val8), ioaddr + (reg)) |
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| 92 | #define RTL_W16(reg, val16) writew ((val16), ioaddr + (reg)) |
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| 93 | #define RTL_W32(reg, val32) writel ((val32), ioaddr + (reg)) |
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| 94 | #define RTL_R8(reg) readb (ioaddr + (reg)) |
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| 95 | #define RTL_R16(reg) readw (ioaddr + (reg)) |
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| 96 | #define RTL_R32(reg) ((unsigned long) readl (ioaddr + (reg))) |
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| 97 | |
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| 98 | enum mac_version { |
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| 99 | RTL_GIGA_MAC_VER_01 = 0x01, // 8169 |
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| 100 | RTL_GIGA_MAC_VER_02 = 0x02, // 8169S |
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| 101 | RTL_GIGA_MAC_VER_03 = 0x03, // 8110S |
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| 102 | RTL_GIGA_MAC_VER_04 = 0x04, // 8169SB |
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| 103 | RTL_GIGA_MAC_VER_05 = 0x05, // 8110SCd |
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| 104 | RTL_GIGA_MAC_VER_06 = 0x06, // 8110SCe |
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| 105 | RTL_GIGA_MAC_VER_07 = 0x07, // 8102e |
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| 106 | RTL_GIGA_MAC_VER_08 = 0x08, // 8102e |
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| 107 | RTL_GIGA_MAC_VER_09 = 0x09, // 8102e |
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| 108 | RTL_GIGA_MAC_VER_10 = 0x0a, // 8101e |
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| 109 | RTL_GIGA_MAC_VER_11 = 0x0b, // 8168Bb |
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| 110 | RTL_GIGA_MAC_VER_12 = 0x0c, // 8168Be |
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| 111 | RTL_GIGA_MAC_VER_13 = 0x0d, // 8101Eb |
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| 112 | RTL_GIGA_MAC_VER_14 = 0x0e, // 8101 ? |
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| 113 | RTL_GIGA_MAC_VER_15 = 0x0f, // 8101 ? |
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| 114 | RTL_GIGA_MAC_VER_16 = 0x11, // 8101Ec |
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| 115 | RTL_GIGA_MAC_VER_17 = 0x10, // 8168Bf |
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| 116 | RTL_GIGA_MAC_VER_18 = 0x12, // 8168CP |
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| 117 | RTL_GIGA_MAC_VER_19 = 0x13, // 8168C |
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| 118 | RTL_GIGA_MAC_VER_20 = 0x14, // 8168C |
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| 119 | RTL_GIGA_MAC_VER_21 = 0x15, // 8168C |
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| 120 | RTL_GIGA_MAC_VER_22 = 0x16, // 8168C |
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| 121 | RTL_GIGA_MAC_VER_23 = 0x17, // 8168CP |
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| 122 | RTL_GIGA_MAC_VER_24 = 0x18, // 8168CP |
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| 123 | RTL_GIGA_MAC_VER_25 = 0x19, // 8168D |
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| 124 | }; |
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| 125 | |
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| 126 | #define _R(NAME,MAC,MASK) \ |
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| 127 | { .name = NAME, .mac_version = MAC, .RxConfigMask = MASK } |
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| 128 | |
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| 129 | static const struct { |
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| 130 | const char *name; |
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| 131 | u8 mac_version; |
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| 132 | u32 RxConfigMask; /* Clears the bits supported by this chip */ |
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| 133 | } rtl_chip_info[] = { |
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| 134 | _R("RTL8169", RTL_GIGA_MAC_VER_01, 0xff7e1880), // 8169 |
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| 135 | _R("RTL8169s", RTL_GIGA_MAC_VER_02, 0xff7e1880), // 8169S |
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| 136 | _R("RTL8110s", RTL_GIGA_MAC_VER_03, 0xff7e1880), // 8110S |
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| 137 | _R("RTL8169sb/8110sb", RTL_GIGA_MAC_VER_04, 0xff7e1880), // 8169SB |
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| 138 | _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_05, 0xff7e1880), // 8110SCd |
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| 139 | _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_06, 0xff7e1880), // 8110SCe |
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| 140 | _R("RTL8102e", RTL_GIGA_MAC_VER_07, 0xff7e1880), // PCI-E |
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| 141 | _R("RTL8102e", RTL_GIGA_MAC_VER_08, 0xff7e1880), // PCI-E |
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| 142 | _R("RTL8102e", RTL_GIGA_MAC_VER_09, 0xff7e1880), // PCI-E |
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| 143 | _R("RTL8101e", RTL_GIGA_MAC_VER_10, 0xff7e1880), // PCI-E |
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| 144 | _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_11, 0xff7e1880), // PCI-E |
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| 145 | _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_12, 0xff7e1880), // PCI-E |
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| 146 | _R("RTL8101e", RTL_GIGA_MAC_VER_13, 0xff7e1880), // PCI-E 8139 |
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| 147 | _R("RTL8100e", RTL_GIGA_MAC_VER_14, 0xff7e1880), // PCI-E 8139 |
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| 148 | _R("RTL8100e", RTL_GIGA_MAC_VER_15, 0xff7e1880), // PCI-E 8139 |
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| 149 | _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_17, 0xff7e1880), // PCI-E |
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| 150 | _R("RTL8101e", RTL_GIGA_MAC_VER_16, 0xff7e1880), // PCI-E |
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| 151 | _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_18, 0xff7e1880), // PCI-E |
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| 152 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_19, 0xff7e1880), // PCI-E |
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| 153 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_20, 0xff7e1880), // PCI-E |
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| 154 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_21, 0xff7e1880), // PCI-E |
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| 155 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_22, 0xff7e1880), // PCI-E |
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| 156 | _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_23, 0xff7e1880), // PCI-E |
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| 157 | _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_24, 0xff7e1880), // PCI-E |
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| 158 | _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_25, 0xff7e1880) // PCI-E |
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| 159 | }; |
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| 160 | #undef _R |
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| 161 | |
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| 162 | enum cfg_version { |
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| 163 | RTL_CFG_0 = 0x00, |
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| 164 | RTL_CFG_1, |
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| 165 | RTL_CFG_2 |
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| 166 | }; |
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| 167 | |
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| 168 | #if 0 |
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| 169 | /** Device Table from Linux Driver **/ |
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| 170 | static struct pci_device_id rtl8169_pci_tbl[] = { |
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| 171 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 }, |
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| 172 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 }, |
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| 173 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 }, |
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| 174 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 }, |
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| 175 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 }, |
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| 176 | { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), 0, 0, RTL_CFG_0 }, |
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| 177 | { PCI_DEVICE(PCI_VENDOR_ID_AT, 0xc107), 0, 0, RTL_CFG_0 }, |
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| 178 | { PCI_DEVICE(0x16ec, 0x0116), 0, 0, RTL_CFG_0 }, |
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| 179 | { PCI_VENDOR_ID_LINKSYS, 0x1032, |
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| 180 | PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 }, |
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| 181 | { 0x0001, 0x8168, |
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| 182 | PCI_ANY_ID, 0x2410, 0, 0, RTL_CFG_2 }, |
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| 183 | {0,}, |
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| 184 | }; |
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| 185 | #endif |
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| 186 | |
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| 187 | enum rtl_registers { |
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| 188 | MAC0 = 0, /* Ethernet hardware address. */ |
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| 189 | MAC4 = 4, |
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| 190 | MAR0 = 8, /* Multicast filter. */ |
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| 191 | CounterAddrLow = 0x10, |
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| 192 | CounterAddrHigh = 0x14, |
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| 193 | TxDescStartAddrLow = 0x20, |
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| 194 | TxDescStartAddrHigh = 0x24, |
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| 195 | TxHDescStartAddrLow = 0x28, |
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| 196 | TxHDescStartAddrHigh = 0x2c, |
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| 197 | FLASH = 0x30, |
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| 198 | ERSR = 0x36, |
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| 199 | ChipCmd = 0x37, |
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| 200 | TxPoll = 0x38, |
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| 201 | IntrMask = 0x3c, |
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| 202 | IntrStatus = 0x3e, |
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| 203 | TxConfig = 0x40, |
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| 204 | RxConfig = 0x44, |
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| 205 | RxMissed = 0x4c, |
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| 206 | Cfg9346 = 0x50, |
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| 207 | Config0 = 0x51, |
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| 208 | Config1 = 0x52, |
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| 209 | Config2 = 0x53, |
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| 210 | Config3 = 0x54, |
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| 211 | Config4 = 0x55, |
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| 212 | Config5 = 0x56, |
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| 213 | MultiIntr = 0x5c, |
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| 214 | PHYAR = 0x60, |
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| 215 | PHYstatus = 0x6c, |
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| 216 | RxMaxSize = 0xda, |
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| 217 | CPlusCmd = 0xe0, |
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| 218 | IntrMitigate = 0xe2, |
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| 219 | RxDescAddrLow = 0xe4, |
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| 220 | RxDescAddrHigh = 0xe8, |
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| 221 | EarlyTxThres = 0xec, |
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| 222 | FuncEvent = 0xf0, |
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| 223 | FuncEventMask = 0xf4, |
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| 224 | FuncPresetState = 0xf8, |
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| 225 | FuncForceEvent = 0xfc, |
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| 226 | }; |
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| 227 | |
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| 228 | enum rtl8110_registers { |
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| 229 | TBICSR = 0x64, |
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| 230 | TBI_ANAR = 0x68, |
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| 231 | TBI_LPAR = 0x6a, |
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| 232 | }; |
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| 233 | |
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| 234 | enum rtl8168_8101_registers { |
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| 235 | CSIDR = 0x64, |
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| 236 | CSIAR = 0x68, |
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| 237 | #define CSIAR_FLAG 0x80000000 |
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| 238 | #define CSIAR_WRITE_CMD 0x80000000 |
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| 239 | #define CSIAR_BYTE_ENABLE 0x0f |
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| 240 | #define CSIAR_BYTE_ENABLE_SHIFT 12 |
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| 241 | #define CSIAR_ADDR_MASK 0x0fff |
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| 242 | |
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| 243 | EPHYAR = 0x80, |
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| 244 | #define EPHYAR_FLAG 0x80000000 |
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| 245 | #define EPHYAR_WRITE_CMD 0x80000000 |
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| 246 | #define EPHYAR_REG_MASK 0x1f |
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| 247 | #define EPHYAR_REG_SHIFT 16 |
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| 248 | #define EPHYAR_DATA_MASK 0xffff |
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| 249 | DBG_REG = 0xd1, |
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| 250 | #define FIX_NAK_1 (1 << 4) |
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| 251 | #define FIX_NAK_2 (1 << 3) |
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| 252 | }; |
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| 253 | |
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| 254 | enum rtl_register_content { |
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| 255 | /* InterruptStatusBits */ |
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| 256 | SYSErr = 0x8000, |
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| 257 | PCSTimeout = 0x4000, |
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| 258 | SWInt = 0x0100, |
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| 259 | TxDescUnavail = 0x0080, |
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| 260 | RxFIFOOver = 0x0040, |
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| 261 | LinkChg = 0x0020, |
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| 262 | RxOverflow = 0x0010, |
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| 263 | TxErr = 0x0008, |
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| 264 | TxOK = 0x0004, |
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| 265 | RxErr = 0x0002, |
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| 266 | RxOK = 0x0001, |
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| 267 | |
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| 268 | /* RxStatusDesc */ |
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| 269 | RxFOVF = (1 << 23), |
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| 270 | RxRWT = (1 << 22), |
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| 271 | RxRES = (1 << 21), |
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| 272 | RxRUNT = (1 << 20), |
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| 273 | RxCRC = (1 << 19), |
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| 274 | |
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| 275 | /* ChipCmdBits */ |
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| 276 | CmdReset = 0x10, |
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| 277 | CmdRxEnb = 0x08, |
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| 278 | CmdTxEnb = 0x04, |
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| 279 | RxBufEmpty = 0x01, |
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| 280 | |
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| 281 | /* TXPoll register p.5 */ |
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| 282 | HPQ = 0x80, /* Poll cmd on the high prio queue */ |
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| 283 | NPQ = 0x40, /* Poll cmd on the low prio queue */ |
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| 284 | FSWInt = 0x01, /* Forced software interrupt */ |
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| 285 | |
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| 286 | /* Cfg9346Bits */ |
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| 287 | Cfg9346_Lock = 0x00, |
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| 288 | Cfg9346_Unlock = 0xc0, |
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| 289 | |
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| 290 | /* rx_mode_bits */ |
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| 291 | AcceptErr = 0x20, |
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| 292 | AcceptRunt = 0x10, |
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| 293 | AcceptBroadcast = 0x08, |
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| 294 | AcceptMulticast = 0x04, |
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| 295 | AcceptMyPhys = 0x02, |
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| 296 | AcceptAllPhys = 0x01, |
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| 297 | |
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| 298 | /* RxConfigBits */ |
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| 299 | RxCfgFIFOShift = 13, |
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| 300 | RxCfgDMAShift = 8, |
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| 301 | |
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| 302 | /* TxConfigBits */ |
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| 303 | TxInterFrameGapShift = 24, |
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| 304 | TxDMAShift = 8, /* DMA burst value (0-7) is shift this many bits */ |
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| 305 | |
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| 306 | /* Config1 register p.24 */ |
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| 307 | LEDS1 = (1 << 7), |
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| 308 | LEDS0 = (1 << 6), |
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| 309 | MSIEnable = (1 << 5), /* Enable Message Signaled Interrupt */ |
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| 310 | Speed_down = (1 << 4), |
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| 311 | MEMMAP = (1 << 3), |
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| 312 | IOMAP = (1 << 2), |
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| 313 | VPD = (1 << 1), |
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| 314 | PMEnable = (1 << 0), /* Power Management Enable */ |
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| 315 | |
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| 316 | /* Config2 register p. 25 */ |
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| 317 | PCI_Clock_66MHz = 0x01, |
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| 318 | PCI_Clock_33MHz = 0x00, |
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| 319 | |
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| 320 | /* Config3 register p.25 */ |
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| 321 | MagicPacket = (1 << 5), /* Wake up when receives a Magic Packet */ |
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| 322 | LinkUp = (1 << 4), /* Wake up when the cable connection is re-established */ |
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| 323 | Beacon_en = (1 << 0), /* 8168 only. Reserved in the 8168b */ |
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| 324 | |
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| 325 | /* Config5 register p.27 */ |
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| 326 | BWF = (1 << 6), /* Accept Broadcast wakeup frame */ |
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| 327 | MWF = (1 << 5), /* Accept Multicast wakeup frame */ |
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| 328 | UWF = (1 << 4), /* Accept Unicast wakeup frame */ |
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| 329 | LanWake = (1 << 1), /* LanWake enable/disable */ |
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| 330 | PMEStatus = (1 << 0), /* PME status can be reset by PCI RST# */ |
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| 331 | |
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| 332 | /* TBICSR p.28 */ |
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| 333 | TBIReset = 0x80000000, |
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| 334 | TBILoopback = 0x40000000, |
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| 335 | TBINwEnable = 0x20000000, |
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| 336 | TBINwRestart = 0x10000000, |
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| 337 | TBILinkOk = 0x02000000, |
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| 338 | TBINwComplete = 0x01000000, |
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| 339 | |
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| 340 | /* CPlusCmd p.31 */ |
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| 341 | EnableBist = (1 << 15), // 8168 8101 |
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| 342 | Mac_dbgo_oe = (1 << 14), // 8168 8101 |
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| 343 | Normal_mode = (1 << 13), // unused |
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| 344 | Force_half_dup = (1 << 12), // 8168 8101 |
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| 345 | Force_rxflow_en = (1 << 11), // 8168 8101 |
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| 346 | Force_txflow_en = (1 << 10), // 8168 8101 |
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| 347 | Cxpl_dbg_sel = (1 << 9), // 8168 8101 |
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| 348 | ASF = (1 << 8), // 8168 8101 |
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| 349 | PktCntrDisable = (1 << 7), // 8168 8101 |
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| 350 | Mac_dbgo_sel = 0x001c, // 8168 |
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| 351 | RxVlan = (1 << 6), |
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| 352 | RxChkSum = (1 << 5), |
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| 353 | PCIDAC = (1 << 4), |
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| 354 | PCIMulRW = (1 << 3), |
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| 355 | INTT_0 = 0x0000, // 8168 |
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| 356 | INTT_1 = 0x0001, // 8168 |
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| 357 | INTT_2 = 0x0002, // 8168 |
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| 358 | INTT_3 = 0x0003, // 8168 |
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| 359 | |
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| 360 | /* rtl8169_PHYstatus */ |
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| 361 | TBI_Enable = 0x80, |
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| 362 | TxFlowCtrl = 0x40, |
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| 363 | RxFlowCtrl = 0x20, |
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| 364 | _1000bpsF = 0x10, |
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| 365 | _100bps = 0x08, |
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| 366 | _10bps = 0x04, |
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| 367 | LinkStatus = 0x02, |
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| 368 | FullDup = 0x01, |
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| 369 | |
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| 370 | /* _TBICSRBit */ |
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| 371 | TBILinkOK = 0x02000000, |
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| 372 | |
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| 373 | /* DumpCounterCommand */ |
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| 374 | CounterDump = 0x8, |
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| 375 | }; |
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| 376 | |
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| 377 | enum desc_status_bit { |
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| 378 | DescOwn = (1 << 31), /* Descriptor is owned by NIC */ |
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| 379 | RingEnd = (1 << 30), /* End of descriptor ring */ |
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| 380 | FirstFrag = (1 << 29), /* First segment of a packet */ |
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| 381 | LastFrag = (1 << 28), /* Final segment of a packet */ |
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| 382 | |
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| 383 | /* Tx private */ |
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| 384 | LargeSend = (1 << 27), /* TCP Large Send Offload (TSO) */ |
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| 385 | MSSShift = 16, /* MSS value position */ |
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| 386 | MSSMask = 0xfff, /* MSS value + LargeSend bit: 12 bits */ |
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| 387 | IPCS = (1 << 18), /* Calculate IP checksum */ |
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| 388 | UDPCS = (1 << 17), /* Calculate UDP/IP checksum */ |
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| 389 | TCPCS = (1 << 16), /* Calculate TCP/IP checksum */ |
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| 390 | TxVlanTag = (1 << 17), /* Add VLAN tag */ |
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| 391 | |
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| 392 | /* Rx private */ |
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| 393 | PID1 = (1 << 18), /* Protocol ID bit 1/2 */ |
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| 394 | PID0 = (1 << 17), /* Protocol ID bit 2/2 */ |
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| 395 | |
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| 396 | #define RxProtoUDP (PID1) |
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| 397 | #define RxProtoTCP (PID0) |
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| 398 | #define RxProtoIP (PID1 | PID0) |
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| 399 | #define RxProtoMask RxProtoIP |
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| 400 | |
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| 401 | IPFail = (1 << 16), /* IP checksum failed */ |
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| 402 | UDPFail = (1 << 15), /* UDP/IP checksum failed */ |
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| 403 | TCPFail = (1 << 14), /* TCP/IP checksum failed */ |
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| 404 | RxVlanTag = (1 << 16), /* VLAN tag available */ |
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| 405 | }; |
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| 406 | |
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| 407 | #define RsvdMask 0x3fffc000 |
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| 408 | |
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| 409 | struct TxDesc { |
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| 410 | volatile uint32_t opts1; |
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| 411 | volatile uint32_t opts2; |
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| 412 | volatile uint32_t addr_lo; |
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| 413 | volatile uint32_t addr_hi; |
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| 414 | }; |
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| 415 | |
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| 416 | struct RxDesc { |
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| 417 | volatile uint32_t opts1; |
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| 418 | volatile uint32_t opts2; |
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| 419 | volatile uint32_t addr_lo; |
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| 420 | volatile uint32_t addr_hi; |
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| 421 | }; |
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| 422 | |
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| 423 | enum features { |
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| 424 | RTL_FEATURE_WOL = (1 << 0), |
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| 425 | RTL_FEATURE_MSI = (1 << 1), |
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| 426 | RTL_FEATURE_GMII = (1 << 2), |
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| 427 | }; |
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| 428 | |
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| 429 | static void rtl_hw_start_8169(struct net_device *); |
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| 430 | static void rtl_hw_start_8168(struct net_device *); |
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| 431 | static void rtl_hw_start_8101(struct net_device *); |
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| 432 | |
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| 433 | struct rtl8169_private { |
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| 434 | |
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| 435 | struct pci_device *pci_dev; |
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| 436 | struct net_device *netdev; |
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| 437 | uint8_t *hw_addr; |
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| 438 | void *mmio_addr; |
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| 439 | uint32_t irqno; |
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| 440 | |
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| 441 | int chipset; |
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| 442 | int mac_version; |
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| 443 | int cfg_index; |
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| 444 | u16 intr_event; |
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| 445 | |
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| 446 | struct io_buffer *tx_iobuf[NUM_TX_DESC]; |
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| 447 | struct io_buffer *rx_iobuf[NUM_RX_DESC]; |
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| 448 | |
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| 449 | struct TxDesc *tx_base; |
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| 450 | struct RxDesc *rx_base; |
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| 451 | |
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| 452 | uint32_t tx_curr; |
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| 453 | uint32_t rx_curr; |
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| 454 | |
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| 455 | uint32_t tx_tail; |
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| 456 | |
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| 457 | uint32_t tx_fill_ctr; |
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| 458 | |
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| 459 | u16 cp_cmd; |
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| 460 | |
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| 461 | int phy_auto_nego_reg; |
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| 462 | int phy_1000_ctrl_reg; |
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| 463 | |
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| 464 | int ( *set_speed ) (struct net_device *, u8 autoneg, u16 speed, u8 duplex ); |
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| 465 | void ( *phy_reset_enable ) ( void *ioaddr ); |
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| 466 | void ( *hw_start ) ( struct net_device * ); |
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| 467 | unsigned int ( *phy_reset_pending ) ( void *ioaddr ); |
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| 468 | unsigned int ( *link_ok ) ( void *ioaddr ); |
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| 469 | |
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| 470 | int pcie_cap; |
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| 471 | |
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| 472 | unsigned features; |
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| 473 | |
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| 474 | }; |
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| 475 | |
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| 476 | static const unsigned int rtl8169_rx_config = |
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| 477 | (RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift); |
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| 478 | |
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| 479 | #endif /* _R8169_H_ */ |
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| 480 | |
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| 481 | /* |
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| 482 | * Local variables: |
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| 483 | * c-basic-offset: 8 |
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| 484 | * c-indent-level: 8 |
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| 485 | * tab-width: 8 |
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| 486 | * End: |
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| 487 | */ |
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