| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2013 Corey Tabaka |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining |
| 5 | * a copy of this software and associated documentation files |
| 6 | * (the "Software"), to deal in the Software without restriction, |
| 7 | * including without limitation the rights to use, copy, modify, merge, |
| 8 | * publish, distribute, sublicense, and/or sell copies of the Software, |
| 9 | * and to permit persons to whom the Software is furnished to do so, |
| 10 | * subject to the following conditions: |
| 11 | * |
| 12 | * The above copyright notice and this permission notice shall be |
| 13 | * included in all copies or substantial portions of the Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 16 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 17 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| 19 | * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 20 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 21 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 22 | */ |
| 23 | #ifndef __PLATFORM_PC_PCNET_H |
| 24 | #define __PLATFORM_PC_PCNET_H |
| 25 | |
| 26 | #include <compiler.h> |
| 27 | #include <stdint.h> |
| 28 | |
| 29 | #define REG_APROM 0x00 |
| 30 | #define REG_RDP 0x10 |
| 31 | #define REG_RAP 0x14 |
| 32 | #define REG_RESET 0x18 |
| 33 | #define REG_BDP 0x1c |
| 34 | |
| 35 | #define CSR0_INIT 0x0001 |
| 36 | #define CSR0_STRT 0x0002 |
| 37 | #define CSR0_STOP 0x0004 |
| 38 | #define CSR0_TDMD 0x0008 |
| 39 | #define CSR0_TXON 0x0010 |
| 40 | #define CSR0_RXON 0x0020 |
| 41 | #define CSR0_IENA 0x0040 |
| 42 | #define CSR0_INTR 0x0080 |
| 43 | #define CSR0_IDON 0x0100 |
| 44 | #define CSR0_TINT 0x0200 |
| 45 | #define CSR0_RINT 0x0400 |
| 46 | #define CSR0_MERR 0x0800 |
| 47 | #define CSR0_MISS 0x1000 |
| 48 | #define CSR0_CERR 0x2000 |
| 49 | #define CSR0_BABL 0x4000 |
| 50 | #define CSR0_ERR 0x8000 |
| 51 | |
| 52 | #define CSR4_DMAPLUS 0x4000 |
| 53 | |
| 54 | #define DESC_SIZE (4*sizeof(uint32_t)) |
| 55 | |
| 56 | struct init_block_32 { |
| 57 | uint16_t mode; |
| 58 | |
| 59 | uint16_t reserved_0 : 4; |
| 60 | uint16_t rlen : 4; |
| 61 | uint16_t reserved_1 : 4; |
| 62 | uint16_t tlen : 4; |
| 63 | |
| 64 | uint8_t padr[6]; |
| 65 | |
| 66 | uint16_t reserved_2; |
| 67 | |
| 68 | uint64_t ladr; |
| 69 | uint32_t rdra; |
| 70 | uint32_t tdra; |
| 71 | } __PACKED; |
| 72 | |
| 73 | struct td_style3 { |
| 74 | uint32_t trc : 4; |
| 75 | uint32_t reserved_1 : 8; |
| 76 | uint32_t tdr : 14; |
| 77 | uint32_t rtry : 1; |
| 78 | uint32_t lcar : 1; |
| 79 | uint32_t lcol : 1; |
| 80 | uint32_t exdef : 1; |
| 81 | uint32_t uflo : 1; |
| 82 | uint32_t buff : 1; |
| 83 | |
| 84 | uint32_t bcnt : 12; |
| 85 | uint32_t ones : 4; |
| 86 | uint32_t reserved_0 : 7; |
| 87 | uint32_t bpe : 1; |
| 88 | uint32_t enp : 1; |
| 89 | uint32_t stp : 1; |
| 90 | uint32_t def : 1; |
| 91 | uint32_t one : 1; |
| 92 | uint32_t more_ltinit : 1; |
| 93 | uint32_t add_no_fcs : 1; |
| 94 | uint32_t err : 1; |
| 95 | uint32_t own : 1; |
| 96 | |
| 97 | uint32_t tbadr; |
| 98 | |
| 99 | uint32_t reserved_2; |
| 100 | } __PACKED; |
| 101 | |
| 102 | struct rd_style3 { |
| 103 | uint16_t mcnt : 12; |
| 104 | uint16_t zeros : 4; |
| 105 | |
| 106 | uint8_t rpc; |
| 107 | uint8_t rcc; |
| 108 | |
| 109 | uint32_t bcnt : 12; |
| 110 | uint32_t ones : 4; |
| 111 | uint32_t reserved_0 : 4; |
| 112 | uint32_t bam : 1; |
| 113 | uint32_t lafm : 1; |
| 114 | uint32_t pam : 1; |
| 115 | uint32_t bpe : 1; |
| 116 | uint32_t enp : 1; |
| 117 | uint32_t stp : 1; |
| 118 | uint32_t buff : 1; |
| 119 | uint32_t crc : 1; |
| 120 | uint32_t oflo : 1; |
| 121 | uint32_t fram : 1; |
| 122 | uint32_t err : 1; |
| 123 | uint32_t own : 1; |
| 124 | |
| 125 | uint32_t rbadr; |
| 126 | |
| 127 | uint32_t reserved_1; |
| 128 | } __PACKED; |
| 129 | |
| 130 | #endif |
| 131 | |