ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1 | /* |
| 2 | * QEMU i8255x (PRO100) emulation |
| 3 | * |
Stefan Weil | 1b4f97d | 2011-04-30 22:40:04 +0200 | [diff] [blame] | 4 | * Copyright (C) 2006-2011 Stefan Weil |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 5 | * |
| 6 | * Portions of the code are copies from grub / etherboot eepro100.c |
| 7 | * and linux e100.c. |
| 8 | * |
Stefan Weil | 230a167 | 2010-03-02 22:37:47 +0100 | [diff] [blame] | 9 | * This program is free software: you can redistribute it and/or modify |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 10 | * it under the terms of the GNU General Public License as published by |
Stefan Weil | 230a167 | 2010-03-02 22:37:47 +0100 | [diff] [blame] | 11 | * the Free Software Foundation, either version 2 of the License, or |
| 12 | * (at your option) version 3 or any later version. |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
Stefan Weil | 230a167 | 2010-03-02 22:37:47 +0100 | [diff] [blame] | 20 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 21 | * |
| 22 | * Tested features (i82559): |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 23 | * PXE boot (i386 guest, i386 / mips / mipsel / ppc host) ok |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 24 | * Linux networking (i386) ok |
| 25 | * |
| 26 | * Untested: |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 27 | * Windows networking |
| 28 | * |
| 29 | * References: |
| 30 | * |
| 31 | * Intel 8255x 10/100 Mbps Ethernet Controller Family |
| 32 | * Open Source Software Developer Manual |
Stefan Weil | ba19f2d | 2010-03-02 22:37:46 +0100 | [diff] [blame] | 33 | * |
| 34 | * TODO: |
| 35 | * * PHY emulation should be separated from nic emulation. |
| 36 | * Most nic emulations could share the same phy code. |
| 37 | * * i82550 is untested. It is programmed like the i82559. |
| 38 | * * i82562 is untested. It is programmed like the i82559. |
| 39 | * * Power management (i82558 and later) is not implemented. |
| 40 | * * Wake-on-LAN is not implemented. |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 41 | */ |
| 42 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 43 | #include <stddef.h> /* offsetof */ |
pbrook | 87ecb68 | 2007-11-17 17:14:51 +0000 | [diff] [blame] | 44 | #include "hw.h" |
Michael S. Tsirkin | a2cb15b | 2012-12-12 14:24:50 +0200 | [diff] [blame] | 45 | #include "pci/pci.h" |
Paolo Bonzini | 1422e32 | 2012-10-24 08:43:34 +0200 | [diff] [blame] | 46 | #include "net/net.h" |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 47 | #include "eeprom93xx.h" |
Paolo Bonzini | 9c17d61 | 2012-12-17 18:20:04 +0100 | [diff] [blame] | 48 | #include "sysemu/sysemu.h" |
| 49 | #include "sysemu/dma.h" |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 50 | |
Stefan Weil | 792f1d6 | 2011-04-30 22:40:07 +0200 | [diff] [blame] | 51 | /* QEMU sends frames smaller than 60 bytes to ethernet nics. |
| 52 | * Such frames are rejected by real nics and their emulations. |
| 53 | * To avoid this behaviour, other nic emulations pad received |
| 54 | * frames. The following definition enables this padding for |
| 55 | * eepro100, too. We keep the define around in case it might |
| 56 | * become useful the future if the core networking is ever |
| 57 | * changed to pad short packets itself. */ |
| 58 | #define CONFIG_PAD_RECEIVED_FRAMES |
| 59 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 60 | #define KiB 1024 |
| 61 | |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 62 | /* Debug EEPRO100 card. */ |
Stefan Weil | ce0e58b | 2010-03-02 22:37:41 +0100 | [diff] [blame] | 63 | #if 0 |
| 64 | # define DEBUG_EEPRO100 |
| 65 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 66 | |
| 67 | #ifdef DEBUG_EEPRO100 |
Blue Swirl | 001faf3 | 2009-05-13 17:53:17 +0000 | [diff] [blame] | 68 | #define logout(fmt, ...) fprintf(stderr, "EE100\t%-24s" fmt, __func__, ## __VA_ARGS__) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 69 | #else |
Blue Swirl | 001faf3 | 2009-05-13 17:53:17 +0000 | [diff] [blame] | 70 | #define logout(fmt, ...) ((void)0) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 71 | #endif |
| 72 | |
| 73 | /* Set flags to 0 to disable debug output. */ |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 74 | #define INT 1 /* interrupt related actions */ |
| 75 | #define MDI 1 /* mdi related actions */ |
| 76 | #define OTHER 1 |
| 77 | #define RXTX 1 |
| 78 | #define EEPROM 1 /* eeprom related actions */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 79 | |
| 80 | #define TRACE(flag, command) ((flag) ? (command) : (void)0) |
| 81 | |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 82 | #define missing(text) fprintf(stderr, "eepro100: feature is missing in this emulation: " text "\n") |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 83 | |
| 84 | #define MAX_ETH_FRAME_SIZE 1514 |
| 85 | |
| 86 | /* This driver supports several different devices which are declared here. */ |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 87 | #define i82550 0x82550 |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 88 | #define i82551 0x82551 |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 89 | #define i82557A 0x82557a |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 90 | #define i82557B 0x82557b |
| 91 | #define i82557C 0x82557c |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 92 | #define i82558A 0x82558a |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 93 | #define i82558B 0x82558b |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 94 | #define i82559A 0x82559a |
| 95 | #define i82559B 0x82559b |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 96 | #define i82559C 0x82559c |
| 97 | #define i82559ER 0x82559e |
| 98 | #define i82562 0x82562 |
Stefan Weil | db667a1 | 2010-04-06 13:44:04 +0200 | [diff] [blame] | 99 | #define i82801 0x82801 |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 100 | |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 101 | /* Use 64 word EEPROM. TODO: could be a runtime option. */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 102 | #define EEPROM_SIZE 64 |
| 103 | |
| 104 | #define PCI_MEM_SIZE (4 * KiB) |
| 105 | #define PCI_IO_SIZE 64 |
| 106 | #define PCI_FLASH_SIZE (128 * KiB) |
| 107 | |
| 108 | #define BIT(n) (1 << (n)) |
| 109 | #define BITS(n, m) (((0xffffffffU << (31 - n)) >> (31 - n + m)) << m) |
| 110 | |
| 111 | /* The SCB accepts the following controls for the Tx and Rx units: */ |
| 112 | #define CU_NOP 0x0000 /* No operation. */ |
| 113 | #define CU_START 0x0010 /* CU start. */ |
| 114 | #define CU_RESUME 0x0020 /* CU resume. */ |
| 115 | #define CU_STATSADDR 0x0040 /* Load dump counters address. */ |
| 116 | #define CU_SHOWSTATS 0x0050 /* Dump statistical counters. */ |
| 117 | #define CU_CMD_BASE 0x0060 /* Load CU base address. */ |
| 118 | #define CU_DUMPSTATS 0x0070 /* Dump and reset statistical counters. */ |
| 119 | #define CU_SRESUME 0x00a0 /* CU static resume. */ |
| 120 | |
| 121 | #define RU_NOP 0x0000 |
| 122 | #define RX_START 0x0001 |
| 123 | #define RX_RESUME 0x0002 |
Stefan Weil | e824012 | 2010-03-02 22:37:53 +0100 | [diff] [blame] | 124 | #define RU_ABORT 0x0004 |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 125 | #define RX_ADDR_LOAD 0x0006 |
| 126 | #define RX_RESUMENR 0x0007 |
| 127 | #define INT_MASK 0x0100 |
| 128 | #define DRVR_INT 0x0200 /* Driver generated interrupt. */ |
| 129 | |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 130 | typedef struct { |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 131 | const char *name; |
| 132 | const char *desc; |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 133 | uint16_t device_id; |
| 134 | uint8_t revision; |
| 135 | uint16_t subsystem_vendor_id; |
| 136 | uint16_t subsystem_id; |
| 137 | |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 138 | uint32_t device; |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 139 | uint8_t stats_size; |
| 140 | bool has_extended_tcb_support; |
| 141 | bool power_management; |
| 142 | } E100PCIDeviceInfo; |
| 143 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 144 | /* Offsets to the various registers. |
| 145 | All accesses need not be longword aligned. */ |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 146 | typedef enum { |
Stefan Weil | 0908bba | 2010-03-02 22:37:42 +0100 | [diff] [blame] | 147 | SCBStatus = 0, /* Status Word. */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 148 | SCBAck = 1, |
| 149 | SCBCmd = 2, /* Rx/Command Unit command and status. */ |
| 150 | SCBIntmask = 3, |
| 151 | SCBPointer = 4, /* General purpose pointer. */ |
| 152 | SCBPort = 8, /* Misc. commands and operands. */ |
Stefan Weil | 0908bba | 2010-03-02 22:37:42 +0100 | [diff] [blame] | 153 | SCBflash = 12, /* Flash memory control. */ |
| 154 | SCBeeprom = 14, /* EEPROM control. */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 155 | SCBCtrlMDI = 16, /* MDI interface control. */ |
| 156 | SCBEarlyRx = 20, /* Early receive byte count. */ |
Stefan Weil | 0908bba | 2010-03-02 22:37:42 +0100 | [diff] [blame] | 157 | SCBFlow = 24, /* Flow Control. */ |
| 158 | SCBpmdr = 27, /* Power Management Driver. */ |
| 159 | SCBgctrl = 28, /* General Control. */ |
| 160 | SCBgstat = 29, /* General Status. */ |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 161 | } E100RegisterOffset; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 162 | |
| 163 | /* A speedo3 transmit buffer descriptor with two buffers... */ |
| 164 | typedef struct { |
| 165 | uint16_t status; |
| 166 | uint16_t command; |
| 167 | uint32_t link; /* void * */ |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 168 | uint32_t tbd_array_addr; /* transmit buffer descriptor array address. */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 169 | uint16_t tcb_bytes; /* transmit command block byte count (in lower 14 bits */ |
| 170 | uint8_t tx_threshold; /* transmit threshold */ |
| 171 | uint8_t tbd_count; /* TBD number */ |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 172 | #if 0 |
| 173 | /* This constitutes two "TBD" entries: hdr and data */ |
| 174 | uint32_t tx_buf_addr0; /* void *, header of frame to be transmitted. */ |
| 175 | int32_t tx_buf_size0; /* Length of Tx hdr. */ |
| 176 | uint32_t tx_buf_addr1; /* void *, data to be transmitted. */ |
| 177 | int32_t tx_buf_size1; /* Length of Tx data. */ |
| 178 | #endif |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 179 | } eepro100_tx_t; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 180 | |
| 181 | /* Receive frame descriptor. */ |
| 182 | typedef struct { |
| 183 | int16_t status; |
| 184 | uint16_t command; |
| 185 | uint32_t link; /* struct RxFD * */ |
| 186 | uint32_t rx_buf_addr; /* void * */ |
| 187 | uint16_t count; |
| 188 | uint16_t size; |
Stefan Weil | 27112f1 | 2011-04-30 22:40:06 +0200 | [diff] [blame] | 189 | /* Ethernet frame data follows. */ |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 190 | } eepro100_rx_t; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 191 | |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 192 | typedef enum { |
| 193 | COMMAND_EL = BIT(15), |
| 194 | COMMAND_S = BIT(14), |
| 195 | COMMAND_I = BIT(13), |
| 196 | COMMAND_NC = BIT(4), |
| 197 | COMMAND_SF = BIT(3), |
| 198 | COMMAND_CMD = BITS(2, 0), |
| 199 | } scb_command_bit; |
| 200 | |
| 201 | typedef enum { |
| 202 | STATUS_C = BIT(15), |
| 203 | STATUS_OK = BIT(13), |
| 204 | } scb_status_bit; |
| 205 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 206 | typedef struct { |
| 207 | uint32_t tx_good_frames, tx_max_collisions, tx_late_collisions, |
Stefan Weil | cc02c66 | 2010-03-02 22:37:55 +0100 | [diff] [blame] | 208 | tx_underruns, tx_lost_crs, tx_deferred, tx_single_collisions, |
| 209 | tx_multiple_collisions, tx_total_collisions; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 210 | uint32_t rx_good_frames, rx_crc_errors, rx_alignment_errors, |
Stefan Weil | cc02c66 | 2010-03-02 22:37:55 +0100 | [diff] [blame] | 211 | rx_resource_errors, rx_overrun_errors, rx_cdt_errors, |
| 212 | rx_short_frame_errors; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 213 | uint32_t fc_xmt_pause, fc_rcv_pause, fc_rcv_unsupported; |
| 214 | uint16_t xmt_tco_frames, rcv_tco_frames; |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 215 | /* TODO: i82559 has six reserved statistics but a total of 24 dwords. */ |
| 216 | uint32_t reserved[4]; |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 217 | } eepro100_stats_t; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 218 | |
| 219 | typedef enum { |
| 220 | cu_idle = 0, |
| 221 | cu_suspended = 1, |
| 222 | cu_active = 2, |
| 223 | cu_lpq_active = 2, |
| 224 | cu_hqp_active = 3 |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 225 | } cu_state_t; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 226 | |
| 227 | typedef enum { |
| 228 | ru_idle = 0, |
| 229 | ru_suspended = 1, |
| 230 | ru_no_resources = 2, |
| 231 | ru_ready = 4 |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 232 | } ru_state_t; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 233 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 234 | typedef struct { |
Juan Quintela | 273a214 | 2009-08-24 18:42:37 +0200 | [diff] [blame] | 235 | PCIDevice dev; |
Stefan Weil | 010ec62 | 2010-09-29 21:59:55 +0200 | [diff] [blame] | 236 | /* Hash register (multicast mask array, multiple individual addresses). */ |
| 237 | uint8_t mult[8]; |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 238 | MemoryRegion mmio_bar; |
| 239 | MemoryRegion io_bar; |
| 240 | MemoryRegion flash_bar; |
Mark McLoughlin | e00e365 | 2009-11-25 18:49:16 +0000 | [diff] [blame] | 241 | NICState *nic; |
Gerd Hoffmann | 508ef93 | 2009-10-21 15:25:36 +0200 | [diff] [blame] | 242 | NICConf conf; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 243 | uint8_t scb_stat; /* SCB stat/ack byte */ |
| 244 | uint8_t int_stat; /* PCI interrupt status */ |
Stefan Weil | 3706c43 | 2009-10-09 19:49:58 +0200 | [diff] [blame] | 245 | /* region must not be saved by nic_save. */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 246 | uint16_t mdimem[32]; |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 247 | eeprom_t *eeprom; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 248 | uint32_t device; /* device variant */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 249 | /* (cu_base + cu_offset) address the next command block in the command block list. */ |
| 250 | uint32_t cu_base; /* CU base address */ |
| 251 | uint32_t cu_offset; /* CU address offset */ |
| 252 | /* (ru_base + ru_offset) address the RFD in the Receive Frame Area. */ |
| 253 | uint32_t ru_base; /* RU base address */ |
| 254 | uint32_t ru_offset; /* RU address offset */ |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 255 | uint32_t statsaddr; /* pointer to eepro100_stats_t */ |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 256 | |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 257 | /* Temporary status information (no need to save these values), |
| 258 | * used while processing CU commands. */ |
| 259 | eepro100_tx_t tx; /* transmit buffer descriptor */ |
| 260 | uint32_t cb_address; /* = cu_base + cu_offset */ |
| 261 | |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 262 | /* Statistical counters. Also used for wake-up packet (i82559). */ |
| 263 | eepro100_stats_t statistics; |
| 264 | |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 265 | /* Data in mem is always in the byte order of the controller (le). |
| 266 | * It must be dword aligned to allow direct access to 32 bit values. */ |
Dong Xu Wang | 3a93113 | 2011-11-29 16:52:38 +0800 | [diff] [blame] | 267 | uint8_t mem[PCI_MEM_SIZE] __attribute__((aligned(8))); |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 268 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 269 | /* Configuration bytes. */ |
| 270 | uint8_t configuration[22]; |
| 271 | |
Juan Quintela | 151b298 | 2009-10-19 15:37:57 +0200 | [diff] [blame] | 272 | /* vmstate for each particular nic */ |
| 273 | VMStateDescription *vmstate; |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 274 | |
| 275 | /* Quasi static device properties (no need to save them). */ |
| 276 | uint16_t stats_size; |
| 277 | bool has_extended_tcb_support; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 278 | } EEPRO100State; |
| 279 | |
Stefan Weil | 6cded3a | 2010-03-02 22:37:43 +0100 | [diff] [blame] | 280 | /* Word indices in EEPROM. */ |
| 281 | typedef enum { |
| 282 | EEPROM_CNFG_MDIX = 0x03, |
| 283 | EEPROM_ID = 0x05, |
| 284 | EEPROM_PHY_ID = 0x06, |
| 285 | EEPROM_VENDOR_ID = 0x0c, |
| 286 | EEPROM_CONFIG_ASF = 0x0d, |
| 287 | EEPROM_DEVICE_ID = 0x23, |
| 288 | EEPROM_SMBUS_ADDR = 0x90, |
| 289 | } EEPROMOffset; |
| 290 | |
Stefan Weil | b1e8701 | 2010-03-02 22:37:51 +0100 | [diff] [blame] | 291 | /* Bit values for EEPROM ID word. */ |
| 292 | typedef enum { |
| 293 | EEPROM_ID_MDM = BIT(0), /* Modem */ |
| 294 | EEPROM_ID_STB = BIT(1), /* Standby Enable */ |
| 295 | EEPROM_ID_WMR = BIT(2), /* ??? */ |
| 296 | EEPROM_ID_WOL = BIT(5), /* Wake on LAN */ |
| 297 | EEPROM_ID_DPD = BIT(6), /* Deep Power Down */ |
| 298 | EEPROM_ID_ALT = BIT(7), /* */ |
| 299 | /* BITS(10, 8) device revision */ |
| 300 | EEPROM_ID_BD = BIT(11), /* boot disable */ |
| 301 | EEPROM_ID_ID = BIT(13), /* id bit */ |
| 302 | /* BITS(15, 14) signature */ |
| 303 | EEPROM_ID_VALID = BIT(14), /* signature for valid eeprom */ |
| 304 | } eeprom_id_bit; |
| 305 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 306 | /* Default values for MDI (PHY) registers */ |
| 307 | static const uint16_t eepro100_mdi_default[] = { |
| 308 | /* MDI Registers 0 - 6, 7 */ |
| 309 | 0x3000, 0x780d, 0x02a8, 0x0154, 0x05e1, 0x0000, 0x0000, 0x0000, |
| 310 | /* MDI Registers 8 - 15 */ |
| 311 | 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, |
| 312 | /* MDI Registers 16 - 31 */ |
| 313 | 0x0003, 0x0000, 0x0001, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, |
| 314 | 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, |
| 315 | }; |
| 316 | |
| 317 | /* Readonly mask for MDI (PHY) registers */ |
| 318 | static const uint16_t eepro100_mdi_mask[] = { |
| 319 | 0x0000, 0xffff, 0xffff, 0xffff, 0xc01f, 0xffff, 0xffff, 0x0000, |
| 320 | 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, |
| 321 | 0x0fff, 0x0000, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, |
| 322 | 0xffff, 0xffff, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, |
| 323 | }; |
| 324 | |
Stefan Weil | 69f3ce7 | 2012-04-10 20:48:54 +0200 | [diff] [blame] | 325 | #define POLYNOMIAL 0x04c11db6 |
| 326 | |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 327 | static E100PCIDeviceInfo *eepro100_get_class(EEPRO100State *s); |
| 328 | |
Stefan Weil | 69f3ce7 | 2012-04-10 20:48:54 +0200 | [diff] [blame] | 329 | /* From FreeBSD (locally modified). */ |
| 330 | static unsigned e100_compute_mcast_idx(const uint8_t *ep) |
| 331 | { |
| 332 | uint32_t crc; |
| 333 | int carry, i, j; |
| 334 | uint8_t b; |
| 335 | |
| 336 | crc = 0xffffffff; |
| 337 | for (i = 0; i < 6; i++) { |
| 338 | b = *ep++; |
| 339 | for (j = 0; j < 8; j++) { |
| 340 | carry = ((crc & 0x80000000L) ? 1 : 0) ^ (b & 0x01); |
| 341 | crc <<= 1; |
| 342 | b >>= 1; |
| 343 | if (carry) { |
| 344 | crc = ((crc ^ POLYNOMIAL) | carry); |
| 345 | } |
| 346 | } |
| 347 | } |
| 348 | return (crc & BITS(7, 2)) >> 2; |
| 349 | } |
| 350 | |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 351 | /* Read a 16 bit control/status (CSR) register. */ |
| 352 | static uint16_t e100_read_reg2(EEPRO100State *s, E100RegisterOffset addr) |
| 353 | { |
| 354 | assert(!((uintptr_t)&s->mem[addr] & 1)); |
| 355 | return le16_to_cpup((uint16_t *)&s->mem[addr]); |
| 356 | } |
| 357 | |
| 358 | /* Read a 32 bit control/status (CSR) register. */ |
| 359 | static uint32_t e100_read_reg4(EEPRO100State *s, E100RegisterOffset addr) |
| 360 | { |
| 361 | assert(!((uintptr_t)&s->mem[addr] & 3)); |
| 362 | return le32_to_cpup((uint32_t *)&s->mem[addr]); |
| 363 | } |
| 364 | |
| 365 | /* Write a 16 bit control/status (CSR) register. */ |
| 366 | static void e100_write_reg2(EEPRO100State *s, E100RegisterOffset addr, |
| 367 | uint16_t val) |
| 368 | { |
| 369 | assert(!((uintptr_t)&s->mem[addr] & 1)); |
| 370 | cpu_to_le16w((uint16_t *)&s->mem[addr], val); |
| 371 | } |
| 372 | |
| 373 | /* Read a 32 bit control/status (CSR) register. */ |
| 374 | static void e100_write_reg4(EEPRO100State *s, E100RegisterOffset addr, |
| 375 | uint32_t val) |
| 376 | { |
| 377 | assert(!((uintptr_t)&s->mem[addr] & 3)); |
| 378 | cpu_to_le32w((uint32_t *)&s->mem[addr], val); |
| 379 | } |
| 380 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 381 | #if defined(DEBUG_EEPRO100) |
| 382 | static const char *nic_dump(const uint8_t * buf, unsigned size) |
| 383 | { |
| 384 | static char dump[3 * 16 + 1]; |
| 385 | char *p = &dump[0]; |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 386 | if (size > 16) { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 387 | size = 16; |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 388 | } |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 389 | while (size-- > 0) { |
| 390 | p += sprintf(p, " %02x", *buf++); |
| 391 | } |
| 392 | return dump; |
| 393 | } |
| 394 | #endif /* DEBUG_EEPRO100 */ |
| 395 | |
| 396 | enum scb_stat_ack { |
| 397 | stat_ack_not_ours = 0x00, |
| 398 | stat_ack_sw_gen = 0x04, |
| 399 | stat_ack_rnr = 0x10, |
| 400 | stat_ack_cu_idle = 0x20, |
| 401 | stat_ack_frame_rx = 0x40, |
| 402 | stat_ack_cu_cmd_done = 0x80, |
| 403 | stat_ack_not_present = 0xFF, |
| 404 | stat_ack_rx = (stat_ack_sw_gen | stat_ack_rnr | stat_ack_frame_rx), |
| 405 | stat_ack_tx = (stat_ack_cu_idle | stat_ack_cu_cmd_done), |
| 406 | }; |
| 407 | |
| 408 | static void disable_interrupt(EEPRO100State * s) |
| 409 | { |
| 410 | if (s->int_stat) { |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 411 | TRACE(INT, logout("interrupt disabled\n")); |
Juan Quintela | 273a214 | 2009-08-24 18:42:37 +0200 | [diff] [blame] | 412 | qemu_irq_lower(s->dev.irq[0]); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 413 | s->int_stat = 0; |
| 414 | } |
| 415 | } |
| 416 | |
| 417 | static void enable_interrupt(EEPRO100State * s) |
| 418 | { |
| 419 | if (!s->int_stat) { |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 420 | TRACE(INT, logout("interrupt enabled\n")); |
Juan Quintela | 273a214 | 2009-08-24 18:42:37 +0200 | [diff] [blame] | 421 | qemu_irq_raise(s->dev.irq[0]); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 422 | s->int_stat = 1; |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | static void eepro100_acknowledge(EEPRO100State * s) |
| 427 | { |
| 428 | s->scb_stat &= ~s->mem[SCBAck]; |
| 429 | s->mem[SCBAck] = s->scb_stat; |
| 430 | if (s->scb_stat == 0) { |
| 431 | disable_interrupt(s); |
| 432 | } |
| 433 | } |
| 434 | |
Stefan Weil | e715c8e | 2010-03-02 22:37:52 +0100 | [diff] [blame] | 435 | static void eepro100_interrupt(EEPRO100State * s, uint8_t status) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 436 | { |
| 437 | uint8_t mask = ~s->mem[SCBIntmask]; |
Stefan Weil | e715c8e | 2010-03-02 22:37:52 +0100 | [diff] [blame] | 438 | s->mem[SCBAck] |= status; |
| 439 | status = s->scb_stat = s->mem[SCBAck]; |
| 440 | status &= (mask | 0x0f); |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 441 | #if 0 |
| 442 | status &= (~s->mem[SCBIntmask] | 0x0xf); |
| 443 | #endif |
Stefan Weil | e715c8e | 2010-03-02 22:37:52 +0100 | [diff] [blame] | 444 | if (status && (mask & 0x01)) { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 445 | /* SCB mask and SCB Bit M do not disable interrupt. */ |
| 446 | enable_interrupt(s); |
| 447 | } else if (s->int_stat) { |
| 448 | disable_interrupt(s); |
| 449 | } |
| 450 | } |
| 451 | |
| 452 | static void eepro100_cx_interrupt(EEPRO100State * s) |
| 453 | { |
| 454 | /* CU completed action command. */ |
| 455 | /* Transmit not ok (82557 only, not in emulation). */ |
| 456 | eepro100_interrupt(s, 0x80); |
| 457 | } |
| 458 | |
| 459 | static void eepro100_cna_interrupt(EEPRO100State * s) |
| 460 | { |
| 461 | /* CU left the active state. */ |
| 462 | eepro100_interrupt(s, 0x20); |
| 463 | } |
| 464 | |
| 465 | static void eepro100_fr_interrupt(EEPRO100State * s) |
| 466 | { |
| 467 | /* RU received a complete frame. */ |
| 468 | eepro100_interrupt(s, 0x40); |
| 469 | } |
| 470 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 471 | static void eepro100_rnr_interrupt(EEPRO100State * s) |
| 472 | { |
| 473 | /* RU is not ready. */ |
| 474 | eepro100_interrupt(s, 0x10); |
| 475 | } |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 476 | |
| 477 | static void eepro100_mdi_interrupt(EEPRO100State * s) |
| 478 | { |
| 479 | /* MDI completed read or write cycle. */ |
| 480 | eepro100_interrupt(s, 0x08); |
| 481 | } |
| 482 | |
| 483 | static void eepro100_swi_interrupt(EEPRO100State * s) |
| 484 | { |
| 485 | /* Software has requested an interrupt. */ |
| 486 | eepro100_interrupt(s, 0x04); |
| 487 | } |
| 488 | |
| 489 | #if 0 |
| 490 | static void eepro100_fcp_interrupt(EEPRO100State * s) |
| 491 | { |
| 492 | /* Flow control pause interrupt (82558 and later). */ |
| 493 | eepro100_interrupt(s, 0x01); |
| 494 | } |
| 495 | #endif |
| 496 | |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 497 | static void e100_pci_reset(EEPRO100State * s) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 498 | { |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 499 | E100PCIDeviceInfo *info = eepro100_get_class(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 500 | uint32_t device = s->device; |
Juan Quintela | 273a214 | 2009-08-24 18:42:37 +0200 | [diff] [blame] | 501 | uint8_t *pci_conf = s->dev.config; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 502 | |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 503 | TRACE(OTHER, logout("%p\n", s)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 504 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 505 | /* PCI Status */ |
Stefan Weil | ae543b4 | 2010-04-06 13:44:07 +0200 | [diff] [blame] | 506 | pci_set_word(pci_conf + PCI_STATUS, PCI_STATUS_DEVSEL_MEDIUM | |
| 507 | PCI_STATUS_FAST_BACK); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 508 | /* PCI Latency Timer */ |
Michael S. Tsirkin | 15e89f5 | 2010-03-03 14:00:21 +0200 | [diff] [blame] | 509 | pci_set_byte(pci_conf + PCI_LATENCY_TIMER, 0x20); /* latency timer = 32 clocks */ |
Stefan Weil | ae543b4 | 2010-04-06 13:44:07 +0200 | [diff] [blame] | 510 | /* Capability Pointer is set by PCI framework. */ |
Stefan Weil | f62719c | 2010-04-06 13:44:09 +0200 | [diff] [blame] | 511 | /* Interrupt Line */ |
| 512 | /* Interrupt Pin */ |
| 513 | pci_set_byte(pci_conf + PCI_INTERRUPT_PIN, 1); /* interrupt pin A */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 514 | /* Minimum Grant */ |
Michael S. Tsirkin | 15e89f5 | 2010-03-03 14:00:21 +0200 | [diff] [blame] | 515 | pci_set_byte(pci_conf + PCI_MIN_GNT, 0x08); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 516 | /* Maximum Latency */ |
Michael S. Tsirkin | 15e89f5 | 2010-03-03 14:00:21 +0200 | [diff] [blame] | 517 | pci_set_byte(pci_conf + PCI_MAX_LAT, 0x18); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 518 | |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 519 | s->stats_size = info->stats_size; |
| 520 | s->has_extended_tcb_support = info->has_extended_tcb_support; |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 521 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 522 | switch (device) { |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 523 | case i82550: |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 524 | case i82551: |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 525 | case i82557A: |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 526 | case i82557B: |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 527 | case i82557C: |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 528 | case i82558A: |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 529 | case i82558B: |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 530 | case i82559A: |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 531 | case i82559B: |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 532 | case i82559ER: |
| 533 | case i82562: |
Stefan Weil | db667a1 | 2010-04-06 13:44:04 +0200 | [diff] [blame] | 534 | case i82801: |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 535 | case i82559C: |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 536 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 537 | default: |
| 538 | logout("Device %X is undefined!\n", device); |
| 539 | } |
| 540 | |
Stefan Weil | 3dec59a | 2010-04-06 13:44:05 +0200 | [diff] [blame] | 541 | /* Standard TxCB. */ |
| 542 | s->configuration[6] |= BIT(4); |
| 543 | |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 544 | /* Standard statistical counters. */ |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 545 | s->configuration[6] |= BIT(5); |
| 546 | |
| 547 | if (s->stats_size == 80) { |
| 548 | /* TODO: check TCO Statistical Counters bit. Documentation not clear. */ |
| 549 | if (s->configuration[6] & BIT(2)) { |
| 550 | /* TCO statistical counters. */ |
| 551 | assert(s->configuration[6] & BIT(5)); |
| 552 | } else { |
| 553 | if (s->configuration[6] & BIT(5)) { |
| 554 | /* No extended statistical counters, i82557 compatible. */ |
| 555 | s->stats_size = 64; |
| 556 | } else { |
| 557 | /* i82558 compatible. */ |
| 558 | s->stats_size = 76; |
| 559 | } |
| 560 | } |
| 561 | } else { |
| 562 | if (s->configuration[6] & BIT(5)) { |
| 563 | /* No extended statistical counters. */ |
| 564 | s->stats_size = 64; |
| 565 | } |
| 566 | } |
| 567 | assert(s->stats_size > 0 && s->stats_size <= sizeof(s->statistics)); |
| 568 | |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 569 | if (info->power_management) { |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 570 | /* Power Management Capabilities */ |
Michael S. Tsirkin | 8bbd1ce | 2010-04-07 10:55:47 +0300 | [diff] [blame] | 571 | int cfg_offset = 0xdc; |
Isaku Yamahata | ca77089 | 2010-09-06 16:46:16 +0900 | [diff] [blame] | 572 | int r = pci_add_capability(&s->dev, PCI_CAP_ID_PM, |
| 573 | cfg_offset, PCI_PM_SIZEOF); |
Michael S. Tsirkin | 8bbd1ce | 2010-04-07 10:55:47 +0300 | [diff] [blame] | 574 | assert(r >= 0); |
| 575 | pci_set_word(pci_conf + cfg_offset + PCI_PM_PMC, 0x7e21); |
Stefan Weil | ae543b4 | 2010-04-06 13:44:07 +0200 | [diff] [blame] | 576 | #if 0 /* TODO: replace dummy code for power management emulation. */ |
Michael S. Tsirkin | 8bbd1ce | 2010-04-07 10:55:47 +0300 | [diff] [blame] | 577 | /* TODO: Power Management Control / Status. */ |
| 578 | pci_set_word(pci_conf + cfg_offset + PCI_PM_CTRL, 0x0000); |
| 579 | /* TODO: Ethernet Power Consumption Registers (i82559 and later). */ |
| 580 | pci_set_byte(pci_conf + cfg_offset + PCI_PM_PPB_EXTENSIONS, 0x0000); |
Stefan Weil | ae543b4 | 2010-04-06 13:44:07 +0200 | [diff] [blame] | 581 | #endif |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 582 | } |
| 583 | |
| 584 | #if EEPROM_SIZE > 0 |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 585 | if (device == i82557C || device == i82558B || device == i82559C) { |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 586 | /* |
| 587 | TODO: get vendor id from EEPROM for i82557C or later. |
| 588 | TODO: get device id from EEPROM for i82557C or later. |
| 589 | TODO: status bit 4 can be disabled by EEPROM for i82558, i82559. |
| 590 | TODO: header type is determined by EEPROM for i82559. |
| 591 | TODO: get subsystem id from EEPROM for i82557C or later. |
| 592 | TODO: get subsystem vendor id from EEPROM for i82557C or later. |
| 593 | TODO: exp. rom baddr depends on a bit in EEPROM for i82558 or later. |
| 594 | TODO: capability pointer depends on EEPROM for i82558. |
| 595 | */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 596 | logout("Get device id and revision from EEPROM!!!\n"); |
| 597 | } |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 598 | #endif /* EEPROM_SIZE > 0 */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 599 | } |
| 600 | |
| 601 | static void nic_selective_reset(EEPRO100State * s) |
| 602 | { |
| 603 | size_t i; |
| 604 | uint16_t *eeprom_contents = eeprom93xx_data(s->eeprom); |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 605 | #if 0 |
| 606 | eeprom93xx_reset(s->eeprom); |
| 607 | #endif |
Gerd Hoffmann | 508ef93 | 2009-10-21 15:25:36 +0200 | [diff] [blame] | 608 | memcpy(eeprom_contents, s->conf.macaddr.a, 6); |
Stefan Weil | b1e8701 | 2010-03-02 22:37:51 +0100 | [diff] [blame] | 609 | eeprom_contents[EEPROM_ID] = EEPROM_ID_VALID; |
=?UTF-8?q?Reimar=20D=C3=B6ffinger?= | f4e94df | 2009-09-12 15:42:01 +0200 | [diff] [blame] | 610 | if (s->device == i82557B || s->device == i82557C) |
| 611 | eeprom_contents[5] = 0x0100; |
Stefan Weil | 6cded3a | 2010-03-02 22:37:43 +0100 | [diff] [blame] | 612 | eeprom_contents[EEPROM_PHY_ID] = 1; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 613 | uint16_t sum = 0; |
| 614 | for (i = 0; i < EEPROM_SIZE - 1; i++) { |
| 615 | sum += eeprom_contents[i]; |
| 616 | } |
| 617 | eeprom_contents[EEPROM_SIZE - 1] = 0xbaba - sum; |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 618 | TRACE(EEPROM, logout("checksum=0x%04x\n", eeprom_contents[EEPROM_SIZE - 1])); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 619 | |
| 620 | memset(s->mem, 0, sizeof(s->mem)); |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 621 | e100_write_reg4(s, SCBCtrlMDI, BIT(21)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 622 | |
| 623 | assert(sizeof(s->mdimem) == sizeof(eepro100_mdi_default)); |
| 624 | memcpy(&s->mdimem[0], &eepro100_mdi_default[0], sizeof(s->mdimem)); |
| 625 | } |
| 626 | |
| 627 | static void nic_reset(void *opaque) |
| 628 | { |
Juan Quintela | 769cf7a | 2009-08-24 18:42:36 +0200 | [diff] [blame] | 629 | EEPRO100State *s = opaque; |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 630 | TRACE(OTHER, logout("%p\n", s)); |
Stefan Weil | 010ec62 | 2010-09-29 21:59:55 +0200 | [diff] [blame] | 631 | /* TODO: Clearing of hash register for selective reset, too? */ |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 632 | memset(&s->mult[0], 0, sizeof(s->mult)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 633 | nic_selective_reset(s); |
| 634 | } |
| 635 | |
| 636 | #if defined(DEBUG_EEPRO100) |
Stefan Weil | b8f6ba0 | 2009-11-27 12:06:02 +0100 | [diff] [blame] | 637 | static const char * const e100_reg[PCI_IO_SIZE / 4] = { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 638 | "Command/Status", |
| 639 | "General Pointer", |
| 640 | "Port", |
| 641 | "EEPROM/Flash Control", |
| 642 | "MDI Control", |
| 643 | "Receive DMA Byte Count", |
Stefan Weil | b8f6ba0 | 2009-11-27 12:06:02 +0100 | [diff] [blame] | 644 | "Flow Control", |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 645 | "General Status/Control" |
| 646 | }; |
| 647 | |
| 648 | static char *regname(uint32_t addr) |
| 649 | { |
David Benjamin | ec16928 | 2009-11-25 21:20:10 -0500 | [diff] [blame] | 650 | static char buf[32]; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 651 | if (addr < PCI_IO_SIZE) { |
Stefan Weil | b8f6ba0 | 2009-11-27 12:06:02 +0100 | [diff] [blame] | 652 | const char *r = e100_reg[addr / 4]; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 653 | if (r != 0) { |
Stefan Weil | 41cbc23 | 2009-09-19 12:29:59 +0200 | [diff] [blame] | 654 | snprintf(buf, sizeof(buf), "%s+%u", r, addr % 4); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 655 | } else { |
Stefan Weil | 41cbc23 | 2009-09-19 12:29:59 +0200 | [diff] [blame] | 656 | snprintf(buf, sizeof(buf), "0x%02x", addr); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 657 | } |
| 658 | } else { |
Stefan Weil | 41cbc23 | 2009-09-19 12:29:59 +0200 | [diff] [blame] | 659 | snprintf(buf, sizeof(buf), "??? 0x%08x", addr); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 660 | } |
| 661 | return buf; |
| 662 | } |
| 663 | #endif /* DEBUG_EEPRO100 */ |
| 664 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 665 | /***************************************************************************** |
| 666 | * |
| 667 | * Command emulation. |
| 668 | * |
| 669 | ****************************************************************************/ |
| 670 | |
| 671 | #if 0 |
| 672 | static uint16_t eepro100_read_command(EEPRO100State * s) |
| 673 | { |
| 674 | uint16_t val = 0xffff; |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 675 | TRACE(OTHER, logout("val=0x%04x\n", val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 676 | return val; |
| 677 | } |
| 678 | #endif |
| 679 | |
| 680 | /* Commands that can be put in a command list entry. */ |
| 681 | enum commands { |
| 682 | CmdNOp = 0, |
| 683 | CmdIASetup = 1, |
| 684 | CmdConfigure = 2, |
| 685 | CmdMulticastList = 3, |
| 686 | CmdTx = 4, |
| 687 | CmdTDR = 5, /* load microcode */ |
| 688 | CmdDump = 6, |
| 689 | CmdDiagnose = 7, |
| 690 | |
| 691 | /* And some extra flags: */ |
| 692 | CmdSuspend = 0x4000, /* Suspend after completion. */ |
| 693 | CmdIntr = 0x2000, /* Interrupt after completion. */ |
| 694 | CmdTxFlex = 0x0008, /* Use "Flexible mode" for CmdTx command. */ |
| 695 | }; |
| 696 | |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 697 | static cu_state_t get_cu_state(EEPRO100State * s) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 698 | { |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 699 | return ((s->mem[SCBStatus] & BITS(7, 6)) >> 6); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 700 | } |
| 701 | |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 702 | static void set_cu_state(EEPRO100State * s, cu_state_t state) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 703 | { |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 704 | s->mem[SCBStatus] = (s->mem[SCBStatus] & ~BITS(7, 6)) + (state << 6); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 705 | } |
| 706 | |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 707 | static ru_state_t get_ru_state(EEPRO100State * s) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 708 | { |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 709 | return ((s->mem[SCBStatus] & BITS(5, 2)) >> 2); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 710 | } |
| 711 | |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 712 | static void set_ru_state(EEPRO100State * s, ru_state_t state) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 713 | { |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 714 | s->mem[SCBStatus] = (s->mem[SCBStatus] & ~BITS(5, 2)) + (state << 2); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 715 | } |
| 716 | |
| 717 | static void dump_statistics(EEPRO100State * s) |
| 718 | { |
| 719 | /* Dump statistical data. Most data is never changed by the emulation |
| 720 | * and always 0, so we first just copy the whole block and then those |
| 721 | * values which really matter. |
| 722 | * Number of data should check configuration!!! |
| 723 | */ |
David Gibson | e965d4b | 2011-11-04 12:03:32 +1100 | [diff] [blame] | 724 | pci_dma_write(&s->dev, s->statsaddr, &s->statistics, s->stats_size); |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 725 | stl_le_pci_dma(&s->dev, s->statsaddr + 0, |
| 726 | s->statistics.tx_good_frames); |
| 727 | stl_le_pci_dma(&s->dev, s->statsaddr + 36, |
| 728 | s->statistics.rx_good_frames); |
| 729 | stl_le_pci_dma(&s->dev, s->statsaddr + 48, |
| 730 | s->statistics.rx_resource_errors); |
| 731 | stl_le_pci_dma(&s->dev, s->statsaddr + 60, |
| 732 | s->statistics.rx_short_frame_errors); |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 733 | #if 0 |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 734 | stw_le_pci_dma(&s->dev, s->statsaddr + 76, s->statistics.xmt_tco_frames); |
| 735 | stw_le_pci_dma(&s->dev, s->statsaddr + 78, s->statistics.rcv_tco_frames); |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 736 | missing("CU dump statistical counters"); |
| 737 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 738 | } |
| 739 | |
Stefan Weil | 3d0f4b9 | 2010-03-02 22:37:57 +0100 | [diff] [blame] | 740 | static void read_cb(EEPRO100State *s) |
| 741 | { |
David Gibson | e965d4b | 2011-11-04 12:03:32 +1100 | [diff] [blame] | 742 | pci_dma_read(&s->dev, s->cb_address, &s->tx, sizeof(s->tx)); |
Stefan Weil | 3d0f4b9 | 2010-03-02 22:37:57 +0100 | [diff] [blame] | 743 | s->tx.status = le16_to_cpu(s->tx.status); |
| 744 | s->tx.command = le16_to_cpu(s->tx.command); |
| 745 | s->tx.link = le32_to_cpu(s->tx.link); |
| 746 | s->tx.tbd_array_addr = le32_to_cpu(s->tx.tbd_array_addr); |
| 747 | s->tx.tcb_bytes = le16_to_cpu(s->tx.tcb_bytes); |
| 748 | } |
| 749 | |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 750 | static void tx_command(EEPRO100State *s) |
| 751 | { |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 752 | uint32_t tbd_array = le32_to_cpu(s->tx.tbd_array_addr); |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 753 | uint16_t tcb_bytes = (le16_to_cpu(s->tx.tcb_bytes) & 0x3fff); |
| 754 | /* Sends larger than MAX_ETH_FRAME_SIZE are allowed, up to 2600 bytes. */ |
| 755 | uint8_t buf[2600]; |
| 756 | uint16_t size = 0; |
| 757 | uint32_t tbd_address = s->cb_address + 0x10; |
| 758 | TRACE(RXTX, logout |
| 759 | ("transmit, TBD array address 0x%08x, TCB byte count 0x%04x, TBD count %u\n", |
| 760 | tbd_array, tcb_bytes, s->tx.tbd_count)); |
| 761 | |
| 762 | if (tcb_bytes > 2600) { |
| 763 | logout("TCB byte count too large, using 2600\n"); |
| 764 | tcb_bytes = 2600; |
| 765 | } |
| 766 | if (!((tcb_bytes > 0) || (tbd_array != 0xffffffff))) { |
| 767 | logout |
| 768 | ("illegal values of TBD array address and TCB byte count!\n"); |
| 769 | } |
| 770 | assert(tcb_bytes <= sizeof(buf)); |
| 771 | while (size < tcb_bytes) { |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 772 | uint32_t tx_buffer_address = ldl_le_pci_dma(&s->dev, tbd_address); |
| 773 | uint16_t tx_buffer_size = lduw_le_pci_dma(&s->dev, tbd_address + 4); |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 774 | #if 0 |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 775 | uint16_t tx_buffer_el = lduw_le_pci_dma(&s->dev, tbd_address + 6); |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 776 | #endif |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 777 | tbd_address += 8; |
| 778 | TRACE(RXTX, logout |
| 779 | ("TBD (simplified mode): buffer address 0x%08x, size 0x%04x\n", |
| 780 | tx_buffer_address, tx_buffer_size)); |
| 781 | tx_buffer_size = MIN(tx_buffer_size, sizeof(buf) - size); |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 782 | pci_dma_read(&s->dev, tx_buffer_address, &buf[size], tx_buffer_size); |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 783 | size += tx_buffer_size; |
| 784 | } |
| 785 | if (tbd_array == 0xffffffff) { |
| 786 | /* Simplified mode. Was already handled by code above. */ |
| 787 | } else { |
| 788 | /* Flexible mode. */ |
| 789 | uint8_t tbd_count = 0; |
| 790 | if (s->has_extended_tcb_support && !(s->configuration[6] & BIT(4))) { |
| 791 | /* Extended Flexible TCB. */ |
| 792 | for (; tbd_count < 2; tbd_count++) { |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 793 | uint32_t tx_buffer_address = ldl_le_pci_dma(&s->dev, |
| 794 | tbd_address); |
| 795 | uint16_t tx_buffer_size = lduw_le_pci_dma(&s->dev, |
| 796 | tbd_address + 4); |
| 797 | uint16_t tx_buffer_el = lduw_le_pci_dma(&s->dev, |
| 798 | tbd_address + 6); |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 799 | tbd_address += 8; |
| 800 | TRACE(RXTX, logout |
| 801 | ("TBD (extended flexible mode): buffer address 0x%08x, size 0x%04x\n", |
| 802 | tx_buffer_address, tx_buffer_size)); |
| 803 | tx_buffer_size = MIN(tx_buffer_size, sizeof(buf) - size); |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 804 | pci_dma_read(&s->dev, tx_buffer_address, |
| 805 | &buf[size], tx_buffer_size); |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 806 | size += tx_buffer_size; |
| 807 | if (tx_buffer_el & 1) { |
| 808 | break; |
| 809 | } |
| 810 | } |
| 811 | } |
| 812 | tbd_address = tbd_array; |
| 813 | for (; tbd_count < s->tx.tbd_count; tbd_count++) { |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 814 | uint32_t tx_buffer_address = ldl_le_pci_dma(&s->dev, tbd_address); |
| 815 | uint16_t tx_buffer_size = lduw_le_pci_dma(&s->dev, tbd_address + 4); |
| 816 | uint16_t tx_buffer_el = lduw_le_pci_dma(&s->dev, tbd_address + 6); |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 817 | tbd_address += 8; |
| 818 | TRACE(RXTX, logout |
| 819 | ("TBD (flexible mode): buffer address 0x%08x, size 0x%04x\n", |
| 820 | tx_buffer_address, tx_buffer_size)); |
| 821 | tx_buffer_size = MIN(tx_buffer_size, sizeof(buf) - size); |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 822 | pci_dma_read(&s->dev, tx_buffer_address, |
| 823 | &buf[size], tx_buffer_size); |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 824 | size += tx_buffer_size; |
| 825 | if (tx_buffer_el & 1) { |
| 826 | break; |
| 827 | } |
| 828 | } |
| 829 | } |
| 830 | TRACE(RXTX, logout("%p sending frame, len=%d,%s\n", s, size, nic_dump(buf, size))); |
Jason Wang | b356f76 | 2013-01-30 19:12:22 +0800 | [diff] [blame] | 831 | qemu_send_packet(qemu_get_queue(s->nic), buf, size); |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 832 | s->statistics.tx_good_frames++; |
| 833 | /* Transmit with bad status would raise an CX/TNO interrupt. |
| 834 | * (82557 only). Emulation never has bad status. */ |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 835 | #if 0 |
| 836 | eepro100_cx_interrupt(s); |
| 837 | #endif |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 838 | } |
| 839 | |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 840 | static void set_multicast_list(EEPRO100State *s) |
| 841 | { |
| 842 | uint16_t multicast_count = s->tx.tbd_array_addr & BITS(13, 0); |
| 843 | uint16_t i; |
| 844 | memset(&s->mult[0], 0, sizeof(s->mult)); |
| 845 | TRACE(OTHER, logout("multicast list, multicast count = %u\n", multicast_count)); |
| 846 | for (i = 0; i < multicast_count; i += 6) { |
| 847 | uint8_t multicast_addr[6]; |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 848 | pci_dma_read(&s->dev, s->cb_address + 10 + i, multicast_addr, 6); |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 849 | TRACE(OTHER, logout("multicast entry %s\n", nic_dump(multicast_addr, 6))); |
Stefan Weil | 69f3ce7 | 2012-04-10 20:48:54 +0200 | [diff] [blame] | 850 | unsigned mcast_idx = e100_compute_mcast_idx(multicast_addr); |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 851 | assert(mcast_idx < 64); |
| 852 | s->mult[mcast_idx >> 3] |= (1 << (mcast_idx & 7)); |
| 853 | } |
| 854 | } |
| 855 | |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 856 | static void action_command(EEPRO100State *s) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 857 | { |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 858 | for (;;) { |
Stefan Weil | 3d0f4b9 | 2010-03-02 22:37:57 +0100 | [diff] [blame] | 859 | bool bit_el; |
| 860 | bool bit_s; |
| 861 | bool bit_i; |
| 862 | bool bit_nc; |
Stefan Weil | 75f5a6c | 2010-04-06 13:44:02 +0200 | [diff] [blame] | 863 | uint16_t ok_status = STATUS_OK; |
Stefan Weil | 3d0f4b9 | 2010-03-02 22:37:57 +0100 | [diff] [blame] | 864 | s->cb_address = s->cu_base + s->cu_offset; |
| 865 | read_cb(s); |
| 866 | bit_el = ((s->tx.command & COMMAND_EL) != 0); |
| 867 | bit_s = ((s->tx.command & COMMAND_S) != 0); |
| 868 | bit_i = ((s->tx.command & COMMAND_I) != 0); |
| 869 | bit_nc = ((s->tx.command & COMMAND_NC) != 0); |
| 870 | #if 0 |
| 871 | bool bit_sf = ((s->tx.command & COMMAND_SF) != 0); |
| 872 | #endif |
| 873 | s->cu_offset = s->tx.link; |
| 874 | TRACE(OTHER, |
| 875 | logout("val=(cu start), status=0x%04x, command=0x%04x, link=0x%08x\n", |
| 876 | s->tx.status, s->tx.command, s->tx.link)); |
| 877 | switch (s->tx.command & COMMAND_CMD) { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 878 | case CmdNOp: |
| 879 | /* Do nothing. */ |
| 880 | break; |
| 881 | case CmdIASetup: |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 882 | pci_dma_read(&s->dev, s->cb_address + 8, &s->conf.macaddr.a[0], 6); |
Stefan Weil | ce0e58b | 2010-03-02 22:37:41 +0100 | [diff] [blame] | 883 | TRACE(OTHER, logout("macaddr: %s\n", nic_dump(&s->conf.macaddr.a[0], 6))); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 884 | break; |
| 885 | case CmdConfigure: |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 886 | pci_dma_read(&s->dev, s->cb_address + 8, |
| 887 | &s->configuration[0], sizeof(s->configuration)); |
Stefan Weil | 010ec62 | 2010-09-29 21:59:55 +0200 | [diff] [blame] | 888 | TRACE(OTHER, logout("configuration: %s\n", |
| 889 | nic_dump(&s->configuration[0], 16))); |
| 890 | TRACE(OTHER, logout("configuration: %s\n", |
| 891 | nic_dump(&s->configuration[16], |
| 892 | ARRAY_SIZE(s->configuration) - 16))); |
| 893 | if (s->configuration[20] & BIT(6)) { |
| 894 | TRACE(OTHER, logout("Multiple IA bit\n")); |
| 895 | } |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 896 | break; |
| 897 | case CmdMulticastList: |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 898 | set_multicast_list(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 899 | break; |
| 900 | case CmdTx: |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 901 | if (bit_nc) { |
| 902 | missing("CmdTx: NC = 0"); |
Stefan Weil | 75f5a6c | 2010-04-06 13:44:02 +0200 | [diff] [blame] | 903 | ok_status = 0; |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 904 | break; |
| 905 | } |
Stefan Weil | f3a52e5 | 2009-12-20 16:52:22 +0100 | [diff] [blame] | 906 | tx_command(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 907 | break; |
| 908 | case CmdTDR: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 909 | TRACE(OTHER, logout("load microcode\n")); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 910 | /* Starting with offset 8, the command contains |
| 911 | * 64 dwords microcode which we just ignore here. */ |
| 912 | break; |
Stefan Weil | f80a7fc | 2010-03-02 22:37:58 +0100 | [diff] [blame] | 913 | case CmdDiagnose: |
| 914 | TRACE(OTHER, logout("diagnose\n")); |
| 915 | /* Make sure error flag is not set. */ |
| 916 | s->tx.status = 0; |
| 917 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 918 | default: |
| 919 | missing("undefined command"); |
Stefan Weil | 75f5a6c | 2010-04-06 13:44:02 +0200 | [diff] [blame] | 920 | ok_status = 0; |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 921 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 922 | } |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 923 | /* Write new status. */ |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 924 | stw_le_pci_dma(&s->dev, s->cb_address, |
| 925 | s->tx.status | ok_status | STATUS_C); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 926 | if (bit_i) { |
| 927 | /* CU completed action. */ |
| 928 | eepro100_cx_interrupt(s); |
| 929 | } |
| 930 | if (bit_el) { |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 931 | /* CU becomes idle. Terminate command loop. */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 932 | set_cu_state(s, cu_idle); |
| 933 | eepro100_cna_interrupt(s); |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 934 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 935 | } else if (bit_s) { |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 936 | /* CU becomes suspended. Terminate command loop. */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 937 | set_cu_state(s, cu_suspended); |
| 938 | eepro100_cna_interrupt(s); |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 939 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 940 | } else { |
| 941 | /* More entries in list. */ |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 942 | TRACE(OTHER, logout("CU list with at least one more entry\n")); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 943 | } |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 944 | } |
| 945 | TRACE(OTHER, logout("CU list empty\n")); |
| 946 | /* List is empty. Now CU is idle or suspended. */ |
| 947 | } |
| 948 | |
| 949 | static void eepro100_cu_command(EEPRO100State * s, uint8_t val) |
| 950 | { |
Stefan Weil | cb25a3f | 2010-03-02 22:37:54 +0100 | [diff] [blame] | 951 | cu_state_t cu_state; |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 952 | switch (val) { |
| 953 | case CU_NOP: |
| 954 | /* No operation. */ |
| 955 | break; |
| 956 | case CU_START: |
Stefan Weil | cb25a3f | 2010-03-02 22:37:54 +0100 | [diff] [blame] | 957 | cu_state = get_cu_state(s); |
| 958 | if (cu_state != cu_idle && cu_state != cu_suspended) { |
| 959 | /* Intel documentation says that CU must be idle or suspended |
| 960 | * for the CU start command. */ |
| 961 | logout("unexpected CU state is %u\n", cu_state); |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 962 | } |
| 963 | set_cu_state(s, cu_active); |
Stefan Weil | 27a0500 | 2011-04-30 22:40:10 +0200 | [diff] [blame] | 964 | s->cu_offset = e100_read_reg4(s, SCBPointer); |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 965 | action_command(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 966 | break; |
| 967 | case CU_RESUME: |
| 968 | if (get_cu_state(s) != cu_suspended) { |
| 969 | logout("bad CU resume from CU state %u\n", get_cu_state(s)); |
| 970 | /* Workaround for bad Linux eepro100 driver which resumes |
| 971 | * from idle state. */ |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 972 | #if 0 |
| 973 | missing("cu resume"); |
| 974 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 975 | set_cu_state(s, cu_suspended); |
| 976 | } |
| 977 | if (get_cu_state(s) == cu_suspended) { |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 978 | TRACE(OTHER, logout("CU resuming\n")); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 979 | set_cu_state(s, cu_active); |
Stefan Weil | 5fa9a0a | 2009-10-19 21:03:26 +0200 | [diff] [blame] | 980 | action_command(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 981 | } |
| 982 | break; |
| 983 | case CU_STATSADDR: |
| 984 | /* Load dump counters address. */ |
Stefan Weil | 27a0500 | 2011-04-30 22:40:10 +0200 | [diff] [blame] | 985 | s->statsaddr = e100_read_reg4(s, SCBPointer); |
Stefan Weil | c16ada9 | 2011-11-23 22:20:30 +0100 | [diff] [blame] | 986 | TRACE(OTHER, logout("val=0x%02x (dump counters address)\n", val)); |
| 987 | if (s->statsaddr & 3) { |
| 988 | /* Memory must be Dword aligned. */ |
| 989 | logout("unaligned dump counters address\n"); |
| 990 | /* Handling of misaligned addresses is undefined. |
| 991 | * Here we align the address by ignoring the lower bits. */ |
| 992 | /* TODO: Test unaligned dump counter address on real hardware. */ |
| 993 | s->statsaddr &= ~3; |
| 994 | } |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 995 | break; |
| 996 | case CU_SHOWSTATS: |
| 997 | /* Dump statistical counters. */ |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 998 | TRACE(OTHER, logout("val=0x%02x (dump stats)\n", val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 999 | dump_statistics(s); |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 1000 | stl_le_pci_dma(&s->dev, s->statsaddr + s->stats_size, 0xa005); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1001 | break; |
| 1002 | case CU_CMD_BASE: |
| 1003 | /* Load CU base. */ |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1004 | TRACE(OTHER, logout("val=0x%02x (CU base address)\n", val)); |
Stefan Weil | 27a0500 | 2011-04-30 22:40:10 +0200 | [diff] [blame] | 1005 | s->cu_base = e100_read_reg4(s, SCBPointer); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1006 | break; |
| 1007 | case CU_DUMPSTATS: |
| 1008 | /* Dump and reset statistical counters. */ |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1009 | TRACE(OTHER, logout("val=0x%02x (dump stats and reset)\n", val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1010 | dump_statistics(s); |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 1011 | stl_le_pci_dma(&s->dev, s->statsaddr + s->stats_size, 0xa007); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1012 | memset(&s->statistics, 0, sizeof(s->statistics)); |
| 1013 | break; |
| 1014 | case CU_SRESUME: |
| 1015 | /* CU static resume. */ |
| 1016 | missing("CU static resume"); |
| 1017 | break; |
| 1018 | default: |
| 1019 | missing("Undefined CU command"); |
| 1020 | } |
| 1021 | } |
| 1022 | |
| 1023 | static void eepro100_ru_command(EEPRO100State * s, uint8_t val) |
| 1024 | { |
| 1025 | switch (val) { |
| 1026 | case RU_NOP: |
| 1027 | /* No operation. */ |
| 1028 | break; |
| 1029 | case RX_START: |
| 1030 | /* RU start. */ |
| 1031 | if (get_ru_state(s) != ru_idle) { |
| 1032 | logout("RU state is %u, should be %u\n", get_ru_state(s), ru_idle); |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1033 | #if 0 |
| 1034 | assert(!"wrong RU state"); |
| 1035 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1036 | } |
| 1037 | set_ru_state(s, ru_ready); |
Stefan Weil | 27a0500 | 2011-04-30 22:40:10 +0200 | [diff] [blame] | 1038 | s->ru_offset = e100_read_reg4(s, SCBPointer); |
Jason Wang | b356f76 | 2013-01-30 19:12:22 +0800 | [diff] [blame] | 1039 | qemu_flush_queued_packets(qemu_get_queue(s->nic)); |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1040 | TRACE(OTHER, logout("val=0x%02x (rx start)\n", val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1041 | break; |
| 1042 | case RX_RESUME: |
| 1043 | /* Restart RU. */ |
| 1044 | if (get_ru_state(s) != ru_suspended) { |
| 1045 | logout("RU state is %u, should be %u\n", get_ru_state(s), |
| 1046 | ru_suspended); |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1047 | #if 0 |
| 1048 | assert(!"wrong RU state"); |
| 1049 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1050 | } |
| 1051 | set_ru_state(s, ru_ready); |
| 1052 | break; |
Stefan Weil | e824012 | 2010-03-02 22:37:53 +0100 | [diff] [blame] | 1053 | case RU_ABORT: |
| 1054 | /* RU abort. */ |
| 1055 | if (get_ru_state(s) == ru_ready) { |
| 1056 | eepro100_rnr_interrupt(s); |
| 1057 | } |
| 1058 | set_ru_state(s, ru_idle); |
| 1059 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1060 | case RX_ADDR_LOAD: |
| 1061 | /* Load RU base. */ |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1062 | TRACE(OTHER, logout("val=0x%02x (RU base address)\n", val)); |
Stefan Weil | 27a0500 | 2011-04-30 22:40:10 +0200 | [diff] [blame] | 1063 | s->ru_base = e100_read_reg4(s, SCBPointer); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1064 | break; |
| 1065 | default: |
| 1066 | logout("val=0x%02x (undefined RU command)\n", val); |
| 1067 | missing("Undefined SU command"); |
| 1068 | } |
| 1069 | } |
| 1070 | |
| 1071 | static void eepro100_write_command(EEPRO100State * s, uint8_t val) |
| 1072 | { |
| 1073 | eepro100_ru_command(s, val & 0x0f); |
| 1074 | eepro100_cu_command(s, val & 0xf0); |
| 1075 | if ((val) == 0) { |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1076 | TRACE(OTHER, logout("val=0x%02x\n", val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1077 | } |
| 1078 | /* Clear command byte after command was accepted. */ |
| 1079 | s->mem[SCBCmd] = 0; |
| 1080 | } |
| 1081 | |
| 1082 | /***************************************************************************** |
| 1083 | * |
| 1084 | * EEPROM emulation. |
| 1085 | * |
| 1086 | ****************************************************************************/ |
| 1087 | |
| 1088 | #define EEPROM_CS 0x02 |
| 1089 | #define EEPROM_SK 0x01 |
| 1090 | #define EEPROM_DI 0x04 |
| 1091 | #define EEPROM_DO 0x08 |
| 1092 | |
| 1093 | static uint16_t eepro100_read_eeprom(EEPRO100State * s) |
| 1094 | { |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 1095 | uint16_t val = e100_read_reg2(s, SCBeeprom); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1096 | if (eeprom93xx_read(s->eeprom)) { |
| 1097 | val |= EEPROM_DO; |
| 1098 | } else { |
| 1099 | val &= ~EEPROM_DO; |
| 1100 | } |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1101 | TRACE(EEPROM, logout("val=0x%04x\n", val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1102 | return val; |
| 1103 | } |
| 1104 | |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 1105 | static void eepro100_write_eeprom(eeprom_t * eeprom, uint8_t val) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1106 | { |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1107 | TRACE(EEPROM, logout("val=0x%02x\n", val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1108 | |
Stefan Weil | ebabb67 | 2011-04-26 10:29:36 +0200 | [diff] [blame] | 1109 | /* mask unwritable bits */ |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1110 | #if 0 |
| 1111 | val = SET_MASKED(val, 0x31, eeprom->value); |
| 1112 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1113 | |
| 1114 | int eecs = ((val & EEPROM_CS) != 0); |
| 1115 | int eesk = ((val & EEPROM_SK) != 0); |
| 1116 | int eedi = ((val & EEPROM_DI) != 0); |
| 1117 | eeprom93xx_write(eeprom, eecs, eesk, eedi); |
| 1118 | } |
| 1119 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1120 | /***************************************************************************** |
| 1121 | * |
| 1122 | * MDI emulation. |
| 1123 | * |
| 1124 | ****************************************************************************/ |
| 1125 | |
| 1126 | #if defined(DEBUG_EEPRO100) |
Reimar Döffinger | 6a0b9cc | 2009-09-12 15:20:24 +0000 | [diff] [blame] | 1127 | static const char * const mdi_op_name[] = { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1128 | "opcode 0", |
| 1129 | "write", |
| 1130 | "read", |
| 1131 | "opcode 3" |
| 1132 | }; |
| 1133 | |
Reimar Döffinger | 6a0b9cc | 2009-09-12 15:20:24 +0000 | [diff] [blame] | 1134 | static const char * const mdi_reg_name[] = { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1135 | "Control", |
| 1136 | "Status", |
| 1137 | "PHY Identification (Word 1)", |
| 1138 | "PHY Identification (Word 2)", |
| 1139 | "Auto-Negotiation Advertisement", |
| 1140 | "Auto-Negotiation Link Partner Ability", |
| 1141 | "Auto-Negotiation Expansion" |
| 1142 | }; |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1143 | |
| 1144 | static const char *reg2name(uint8_t reg) |
| 1145 | { |
| 1146 | static char buffer[10]; |
| 1147 | const char *p = buffer; |
| 1148 | if (reg < ARRAY_SIZE(mdi_reg_name)) { |
| 1149 | p = mdi_reg_name[reg]; |
| 1150 | } else { |
| 1151 | snprintf(buffer, sizeof(buffer), "reg=0x%02x", reg); |
| 1152 | } |
| 1153 | return p; |
| 1154 | } |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1155 | #endif /* DEBUG_EEPRO100 */ |
| 1156 | |
| 1157 | static uint32_t eepro100_read_mdi(EEPRO100State * s) |
| 1158 | { |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 1159 | uint32_t val = e100_read_reg4(s, SCBCtrlMDI); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1160 | |
| 1161 | #ifdef DEBUG_EEPRO100 |
| 1162 | uint8_t raiseint = (val & BIT(29)) >> 29; |
| 1163 | uint8_t opcode = (val & BITS(27, 26)) >> 26; |
| 1164 | uint8_t phy = (val & BITS(25, 21)) >> 21; |
| 1165 | uint8_t reg = (val & BITS(20, 16)) >> 16; |
| 1166 | uint16_t data = (val & BITS(15, 0)); |
| 1167 | #endif |
| 1168 | /* Emulation takes no time to finish MDI transaction. */ |
| 1169 | val |= BIT(28); |
| 1170 | TRACE(MDI, logout("val=0x%08x (int=%u, %s, phy=%u, %s, data=0x%04x\n", |
| 1171 | val, raiseint, mdi_op_name[opcode], phy, |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1172 | reg2name(reg), data)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1173 | return val; |
| 1174 | } |
| 1175 | |
Stefan Weil | 0113f48 | 2011-04-30 22:40:11 +0200 | [diff] [blame] | 1176 | static void eepro100_write_mdi(EEPRO100State *s) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1177 | { |
Stefan Weil | 0113f48 | 2011-04-30 22:40:11 +0200 | [diff] [blame] | 1178 | uint32_t val = e100_read_reg4(s, SCBCtrlMDI); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1179 | uint8_t raiseint = (val & BIT(29)) >> 29; |
| 1180 | uint8_t opcode = (val & BITS(27, 26)) >> 26; |
| 1181 | uint8_t phy = (val & BITS(25, 21)) >> 21; |
| 1182 | uint8_t reg = (val & BITS(20, 16)) >> 16; |
| 1183 | uint16_t data = (val & BITS(15, 0)); |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1184 | TRACE(MDI, logout("val=0x%08x (int=%u, %s, phy=%u, %s, data=0x%04x\n", |
| 1185 | val, raiseint, mdi_op_name[opcode], phy, reg2name(reg), data)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1186 | if (phy != 1) { |
| 1187 | /* Unsupported PHY address. */ |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1188 | #if 0 |
| 1189 | logout("phy must be 1 but is %u\n", phy); |
| 1190 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1191 | data = 0; |
| 1192 | } else if (opcode != 1 && opcode != 2) { |
| 1193 | /* Unsupported opcode. */ |
| 1194 | logout("opcode must be 1 or 2 but is %u\n", opcode); |
| 1195 | data = 0; |
| 1196 | } else if (reg > 6) { |
| 1197 | /* Unsupported register. */ |
| 1198 | logout("register must be 0...6 but is %u\n", reg); |
| 1199 | data = 0; |
| 1200 | } else { |
| 1201 | TRACE(MDI, logout("val=0x%08x (int=%u, %s, phy=%u, %s, data=0x%04x\n", |
| 1202 | val, raiseint, mdi_op_name[opcode], phy, |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1203 | reg2name(reg), data)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1204 | if (opcode == 1) { |
| 1205 | /* MDI write */ |
| 1206 | switch (reg) { |
| 1207 | case 0: /* Control Register */ |
| 1208 | if (data & 0x8000) { |
| 1209 | /* Reset status and control registers to default. */ |
| 1210 | s->mdimem[0] = eepro100_mdi_default[0]; |
| 1211 | s->mdimem[1] = eepro100_mdi_default[1]; |
| 1212 | data = s->mdimem[reg]; |
| 1213 | } else { |
| 1214 | /* Restart Auto Configuration = Normal Operation */ |
| 1215 | data &= ~0x0200; |
| 1216 | } |
| 1217 | break; |
| 1218 | case 1: /* Status Register */ |
| 1219 | missing("not writable"); |
| 1220 | data = s->mdimem[reg]; |
| 1221 | break; |
| 1222 | case 2: /* PHY Identification Register (Word 1) */ |
| 1223 | case 3: /* PHY Identification Register (Word 2) */ |
| 1224 | missing("not implemented"); |
| 1225 | break; |
| 1226 | case 4: /* Auto-Negotiation Advertisement Register */ |
| 1227 | case 5: /* Auto-Negotiation Link Partner Ability Register */ |
| 1228 | break; |
| 1229 | case 6: /* Auto-Negotiation Expansion Register */ |
| 1230 | default: |
| 1231 | missing("not implemented"); |
| 1232 | } |
| 1233 | s->mdimem[reg] = data; |
| 1234 | } else if (opcode == 2) { |
| 1235 | /* MDI read */ |
| 1236 | switch (reg) { |
| 1237 | case 0: /* Control Register */ |
| 1238 | if (data & 0x8000) { |
| 1239 | /* Reset status and control registers to default. */ |
| 1240 | s->mdimem[0] = eepro100_mdi_default[0]; |
| 1241 | s->mdimem[1] = eepro100_mdi_default[1]; |
| 1242 | } |
| 1243 | break; |
| 1244 | case 1: /* Status Register */ |
| 1245 | s->mdimem[reg] |= 0x0020; |
| 1246 | break; |
| 1247 | case 2: /* PHY Identification Register (Word 1) */ |
| 1248 | case 3: /* PHY Identification Register (Word 2) */ |
| 1249 | case 4: /* Auto-Negotiation Advertisement Register */ |
| 1250 | break; |
| 1251 | case 5: /* Auto-Negotiation Link Partner Ability Register */ |
| 1252 | s->mdimem[reg] = 0x41fe; |
| 1253 | break; |
| 1254 | case 6: /* Auto-Negotiation Expansion Register */ |
| 1255 | s->mdimem[reg] = 0x0001; |
| 1256 | break; |
| 1257 | } |
| 1258 | data = s->mdimem[reg]; |
| 1259 | } |
| 1260 | /* Emulation takes no time to finish MDI transaction. |
| 1261 | * Set MDI bit in SCB status register. */ |
| 1262 | s->mem[SCBAck] |= 0x08; |
| 1263 | val |= BIT(28); |
| 1264 | if (raiseint) { |
| 1265 | eepro100_mdi_interrupt(s); |
| 1266 | } |
| 1267 | } |
| 1268 | val = (val & 0xffff0000) + data; |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 1269 | e100_write_reg4(s, SCBCtrlMDI, val); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1270 | } |
| 1271 | |
| 1272 | /***************************************************************************** |
| 1273 | * |
| 1274 | * Port emulation. |
| 1275 | * |
| 1276 | ****************************************************************************/ |
| 1277 | |
| 1278 | #define PORT_SOFTWARE_RESET 0 |
| 1279 | #define PORT_SELFTEST 1 |
| 1280 | #define PORT_SELECTIVE_RESET 2 |
| 1281 | #define PORT_DUMP 3 |
| 1282 | #define PORT_SELECTION_MASK 3 |
| 1283 | |
| 1284 | typedef struct { |
| 1285 | uint32_t st_sign; /* Self Test Signature */ |
| 1286 | uint32_t st_result; /* Self Test Results */ |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 1287 | } eepro100_selftest_t; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1288 | |
| 1289 | static uint32_t eepro100_read_port(EEPRO100State * s) |
| 1290 | { |
| 1291 | return 0; |
| 1292 | } |
| 1293 | |
Stefan Weil | 3fd3d0b | 2011-04-30 22:40:09 +0200 | [diff] [blame] | 1294 | static void eepro100_write_port(EEPRO100State *s) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1295 | { |
Stefan Weil | 3fd3d0b | 2011-04-30 22:40:09 +0200 | [diff] [blame] | 1296 | uint32_t val = e100_read_reg4(s, SCBPort); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1297 | uint32_t address = (val & ~PORT_SELECTION_MASK); |
| 1298 | uint8_t selection = (val & PORT_SELECTION_MASK); |
| 1299 | switch (selection) { |
| 1300 | case PORT_SOFTWARE_RESET: |
| 1301 | nic_reset(s); |
| 1302 | break; |
| 1303 | case PORT_SELFTEST: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1304 | TRACE(OTHER, logout("selftest address=0x%08x\n", address)); |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 1305 | eepro100_selftest_t data; |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 1306 | pci_dma_read(&s->dev, address, (uint8_t *) &data, sizeof(data)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1307 | data.st_sign = 0xffffffff; |
| 1308 | data.st_result = 0; |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 1309 | pci_dma_write(&s->dev, address, (uint8_t *) &data, sizeof(data)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1310 | break; |
| 1311 | case PORT_SELECTIVE_RESET: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1312 | TRACE(OTHER, logout("selective reset, selftest address=0x%08x\n", address)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1313 | nic_selective_reset(s); |
| 1314 | break; |
| 1315 | default: |
| 1316 | logout("val=0x%08x\n", val); |
| 1317 | missing("unknown port selection"); |
| 1318 | } |
| 1319 | } |
| 1320 | |
| 1321 | /***************************************************************************** |
| 1322 | * |
| 1323 | * General hardware emulation. |
| 1324 | * |
| 1325 | ****************************************************************************/ |
| 1326 | |
| 1327 | static uint8_t eepro100_read1(EEPRO100State * s, uint32_t addr) |
| 1328 | { |
Blue Swirl | ef47606 | 2010-10-13 18:38:07 +0000 | [diff] [blame] | 1329 | uint8_t val = 0; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1330 | if (addr <= sizeof(s->mem) - sizeof(val)) { |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 1331 | val = s->mem[addr]; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1332 | } |
| 1333 | |
| 1334 | switch (addr) { |
| 1335 | case SCBStatus: |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1336 | case SCBAck: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1337 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1338 | break; |
| 1339 | case SCBCmd: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1340 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1341 | #if 0 |
| 1342 | val = eepro100_read_command(s); |
| 1343 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1344 | break; |
| 1345 | case SCBIntmask: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1346 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1347 | break; |
| 1348 | case SCBPort + 3: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1349 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1350 | break; |
| 1351 | case SCBeeprom: |
| 1352 | val = eepro100_read_eeprom(s); |
| 1353 | break; |
Stefan Weil | 0113f48 | 2011-04-30 22:40:11 +0200 | [diff] [blame] | 1354 | case SCBCtrlMDI: |
| 1355 | case SCBCtrlMDI + 1: |
| 1356 | case SCBCtrlMDI + 2: |
| 1357 | case SCBCtrlMDI + 3: |
| 1358 | val = (uint8_t)(eepro100_read_mdi(s) >> (8 * (addr & 3))); |
| 1359 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
| 1360 | break; |
Stefan Weil | 0908bba | 2010-03-02 22:37:42 +0100 | [diff] [blame] | 1361 | case SCBpmdr: /* Power Management Driver Register */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1362 | val = 0; |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1363 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1364 | break; |
Stefan Weil | a39bd01 | 2011-04-30 22:40:12 +0200 | [diff] [blame] | 1365 | case SCBgctrl: /* General Control Register */ |
| 1366 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
| 1367 | break; |
Stefan Weil | 0908bba | 2010-03-02 22:37:42 +0100 | [diff] [blame] | 1368 | case SCBgstat: /* General Status Register */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1369 | /* 100 Mbps full duplex, valid link */ |
| 1370 | val = 0x07; |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1371 | TRACE(OTHER, logout("addr=General Status val=%02x\n", val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1372 | break; |
| 1373 | default: |
| 1374 | logout("addr=%s val=0x%02x\n", regname(addr), val); |
| 1375 | missing("unknown byte read"); |
| 1376 | } |
| 1377 | return val; |
| 1378 | } |
| 1379 | |
| 1380 | static uint16_t eepro100_read2(EEPRO100State * s, uint32_t addr) |
| 1381 | { |
Blue Swirl | ef47606 | 2010-10-13 18:38:07 +0000 | [diff] [blame] | 1382 | uint16_t val = 0; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1383 | if (addr <= sizeof(s->mem) - sizeof(val)) { |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 1384 | val = e100_read_reg2(s, addr); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1385 | } |
| 1386 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1387 | switch (addr) { |
| 1388 | case SCBStatus: |
=?UTF-8?q?Reimar=20D=C3=B6ffinger?= | dbbaaff | 2009-10-02 18:39:41 +0200 | [diff] [blame] | 1389 | case SCBCmd: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1390 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1391 | break; |
| 1392 | case SCBeeprom: |
| 1393 | val = eepro100_read_eeprom(s); |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1394 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1395 | break; |
Stefan Weil | 0113f48 | 2011-04-30 22:40:11 +0200 | [diff] [blame] | 1396 | case SCBCtrlMDI: |
| 1397 | case SCBCtrlMDI + 2: |
| 1398 | val = (uint16_t)(eepro100_read_mdi(s) >> (8 * (addr & 3))); |
| 1399 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
| 1400 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1401 | default: |
| 1402 | logout("addr=%s val=0x%04x\n", regname(addr), val); |
| 1403 | missing("unknown word read"); |
| 1404 | } |
| 1405 | return val; |
| 1406 | } |
| 1407 | |
| 1408 | static uint32_t eepro100_read4(EEPRO100State * s, uint32_t addr) |
| 1409 | { |
Blue Swirl | ef47606 | 2010-10-13 18:38:07 +0000 | [diff] [blame] | 1410 | uint32_t val = 0; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1411 | if (addr <= sizeof(s->mem) - sizeof(val)) { |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 1412 | val = e100_read_reg4(s, addr); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1413 | } |
| 1414 | |
| 1415 | switch (addr) { |
| 1416 | case SCBStatus: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1417 | TRACE(OTHER, logout("addr=%s val=0x%08x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1418 | break; |
| 1419 | case SCBPointer: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1420 | TRACE(OTHER, logout("addr=%s val=0x%08x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1421 | break; |
| 1422 | case SCBPort: |
| 1423 | val = eepro100_read_port(s); |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1424 | TRACE(OTHER, logout("addr=%s val=0x%08x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1425 | break; |
Stefan Weil | 072476e | 2011-04-30 22:40:13 +0200 | [diff] [blame] | 1426 | case SCBflash: |
| 1427 | val = eepro100_read_eeprom(s); |
| 1428 | TRACE(OTHER, logout("addr=%s val=0x%08x\n", regname(addr), val)); |
| 1429 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1430 | case SCBCtrlMDI: |
| 1431 | val = eepro100_read_mdi(s); |
| 1432 | break; |
| 1433 | default: |
| 1434 | logout("addr=%s val=0x%08x\n", regname(addr), val); |
| 1435 | missing("unknown longword read"); |
| 1436 | } |
| 1437 | return val; |
| 1438 | } |
| 1439 | |
| 1440 | static void eepro100_write1(EEPRO100State * s, uint32_t addr, uint8_t val) |
| 1441 | { |
Stefan Weil | e74818f | 2010-04-06 13:44:01 +0200 | [diff] [blame] | 1442 | /* SCBStatus is readonly. */ |
| 1443 | if (addr > SCBStatus && addr <= sizeof(s->mem) - sizeof(val)) { |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 1444 | s->mem[addr] = val; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1445 | } |
| 1446 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1447 | switch (addr) { |
| 1448 | case SCBStatus: |
Stefan Weil | 1b4f97d | 2011-04-30 22:40:04 +0200 | [diff] [blame] | 1449 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1450 | break; |
| 1451 | case SCBAck: |
Stefan Weil | 1b4f97d | 2011-04-30 22:40:04 +0200 | [diff] [blame] | 1452 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1453 | eepro100_acknowledge(s); |
| 1454 | break; |
| 1455 | case SCBCmd: |
Stefan Weil | 1b4f97d | 2011-04-30 22:40:04 +0200 | [diff] [blame] | 1456 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1457 | eepro100_write_command(s, val); |
| 1458 | break; |
| 1459 | case SCBIntmask: |
Stefan Weil | 1b4f97d | 2011-04-30 22:40:04 +0200 | [diff] [blame] | 1460 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1461 | if (val & BIT(1)) { |
| 1462 | eepro100_swi_interrupt(s); |
| 1463 | } |
| 1464 | eepro100_interrupt(s, 0); |
| 1465 | break; |
Stefan Weil | 27a0500 | 2011-04-30 22:40:10 +0200 | [diff] [blame] | 1466 | case SCBPointer: |
| 1467 | case SCBPointer + 1: |
| 1468 | case SCBPointer + 2: |
| 1469 | case SCBPointer + 3: |
| 1470 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
| 1471 | break; |
Stefan Weil | 3fd3d0b | 2011-04-30 22:40:09 +0200 | [diff] [blame] | 1472 | case SCBPort: |
| 1473 | case SCBPort + 1: |
| 1474 | case SCBPort + 2: |
| 1475 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
| 1476 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1477 | case SCBPort + 3: |
Stefan Weil | 3fd3d0b | 2011-04-30 22:40:09 +0200 | [diff] [blame] | 1478 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
| 1479 | eepro100_write_port(s); |
| 1480 | break; |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1481 | case SCBFlow: /* does not exist on 82557 */ |
ths | 3257d2b | 2007-09-14 22:22:13 +0000 | [diff] [blame] | 1482 | case SCBFlow + 1: |
| 1483 | case SCBFlow + 2: |
Stefan Weil | 0908bba | 2010-03-02 22:37:42 +0100 | [diff] [blame] | 1484 | case SCBpmdr: /* does not exist on 82557 */ |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1485 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1486 | break; |
| 1487 | case SCBeeprom: |
Stefan Weil | 1b4f97d | 2011-04-30 22:40:04 +0200 | [diff] [blame] | 1488 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1489 | eepro100_write_eeprom(s->eeprom, val); |
| 1490 | break; |
Stefan Weil | 0113f48 | 2011-04-30 22:40:11 +0200 | [diff] [blame] | 1491 | case SCBCtrlMDI: |
| 1492 | case SCBCtrlMDI + 1: |
| 1493 | case SCBCtrlMDI + 2: |
| 1494 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
| 1495 | break; |
| 1496 | case SCBCtrlMDI + 3: |
| 1497 | TRACE(OTHER, logout("addr=%s val=0x%02x\n", regname(addr), val)); |
| 1498 | eepro100_write_mdi(s); |
| 1499 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1500 | default: |
| 1501 | logout("addr=%s val=0x%02x\n", regname(addr), val); |
| 1502 | missing("unknown byte write"); |
| 1503 | } |
| 1504 | } |
| 1505 | |
| 1506 | static void eepro100_write2(EEPRO100State * s, uint32_t addr, uint16_t val) |
| 1507 | { |
Stefan Weil | e74818f | 2010-04-06 13:44:01 +0200 | [diff] [blame] | 1508 | /* SCBStatus is readonly. */ |
| 1509 | if (addr > SCBStatus && addr <= sizeof(s->mem) - sizeof(val)) { |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 1510 | e100_write_reg2(s, addr, val); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1511 | } |
| 1512 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1513 | switch (addr) { |
| 1514 | case SCBStatus: |
Stefan Weil | 1b4f97d | 2011-04-30 22:40:04 +0200 | [diff] [blame] | 1515 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
Stefan Weil | e74818f | 2010-04-06 13:44:01 +0200 | [diff] [blame] | 1516 | s->mem[SCBAck] = (val >> 8); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1517 | eepro100_acknowledge(s); |
| 1518 | break; |
| 1519 | case SCBCmd: |
Stefan Weil | 1b4f97d | 2011-04-30 22:40:04 +0200 | [diff] [blame] | 1520 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1521 | eepro100_write_command(s, val); |
| 1522 | eepro100_write1(s, SCBIntmask, val >> 8); |
| 1523 | break; |
Stefan Weil | 27a0500 | 2011-04-30 22:40:10 +0200 | [diff] [blame] | 1524 | case SCBPointer: |
| 1525 | case SCBPointer + 2: |
| 1526 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
| 1527 | break; |
Stefan Weil | 3fd3d0b | 2011-04-30 22:40:09 +0200 | [diff] [blame] | 1528 | case SCBPort: |
| 1529 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
| 1530 | break; |
| 1531 | case SCBPort + 2: |
| 1532 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
| 1533 | eepro100_write_port(s); |
| 1534 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1535 | case SCBeeprom: |
Stefan Weil | 1b4f97d | 2011-04-30 22:40:04 +0200 | [diff] [blame] | 1536 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1537 | eepro100_write_eeprom(s->eeprom, val); |
| 1538 | break; |
Stefan Weil | 0113f48 | 2011-04-30 22:40:11 +0200 | [diff] [blame] | 1539 | case SCBCtrlMDI: |
| 1540 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
| 1541 | break; |
| 1542 | case SCBCtrlMDI + 2: |
| 1543 | TRACE(OTHER, logout("addr=%s val=0x%04x\n", regname(addr), val)); |
| 1544 | eepro100_write_mdi(s); |
| 1545 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1546 | default: |
| 1547 | logout("addr=%s val=0x%04x\n", regname(addr), val); |
| 1548 | missing("unknown word write"); |
| 1549 | } |
| 1550 | } |
| 1551 | |
| 1552 | static void eepro100_write4(EEPRO100State * s, uint32_t addr, uint32_t val) |
| 1553 | { |
| 1554 | if (addr <= sizeof(s->mem) - sizeof(val)) { |
Stefan Weil | e5e23ab | 2011-04-30 22:40:08 +0200 | [diff] [blame] | 1555 | e100_write_reg4(s, addr, val); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1556 | } |
| 1557 | |
| 1558 | switch (addr) { |
| 1559 | case SCBPointer: |
Stefan Weil | 27a0500 | 2011-04-30 22:40:10 +0200 | [diff] [blame] | 1560 | TRACE(OTHER, logout("addr=%s val=0x%08x\n", regname(addr), val)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1561 | break; |
| 1562 | case SCBPort: |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1563 | TRACE(OTHER, logout("addr=%s val=0x%08x\n", regname(addr), val)); |
Stefan Weil | 3fd3d0b | 2011-04-30 22:40:09 +0200 | [diff] [blame] | 1564 | eepro100_write_port(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1565 | break; |
Stefan Weil | 072476e | 2011-04-30 22:40:13 +0200 | [diff] [blame] | 1566 | case SCBflash: |
| 1567 | TRACE(OTHER, logout("addr=%s val=0x%08x\n", regname(addr), val)); |
| 1568 | val = val >> 16; |
| 1569 | eepro100_write_eeprom(s->eeprom, val); |
| 1570 | break; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1571 | case SCBCtrlMDI: |
Stefan Weil | 0113f48 | 2011-04-30 22:40:11 +0200 | [diff] [blame] | 1572 | TRACE(OTHER, logout("addr=%s val=0x%08x\n", regname(addr), val)); |
| 1573 | eepro100_write_mdi(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1574 | break; |
| 1575 | default: |
| 1576 | logout("addr=%s val=0x%08x\n", regname(addr), val); |
| 1577 | missing("unknown longword write"); |
| 1578 | } |
| 1579 | } |
| 1580 | |
Avi Kivity | a8170e5 | 2012-10-23 12:30:10 +0200 | [diff] [blame] | 1581 | static uint64_t eepro100_read(void *opaque, hwaddr addr, |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1582 | unsigned size) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1583 | { |
| 1584 | EEPRO100State *s = opaque; |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1585 | |
| 1586 | switch (size) { |
| 1587 | case 1: return eepro100_read1(s, addr); |
| 1588 | case 2: return eepro100_read2(s, addr); |
| 1589 | case 4: return eepro100_read4(s, addr); |
| 1590 | default: abort(); |
| 1591 | } |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1592 | } |
| 1593 | |
Avi Kivity | a8170e5 | 2012-10-23 12:30:10 +0200 | [diff] [blame] | 1594 | static void eepro100_write(void *opaque, hwaddr addr, |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1595 | uint64_t data, unsigned size) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1596 | { |
| 1597 | EEPRO100State *s = opaque; |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1598 | |
| 1599 | switch (size) { |
Blue Swirl | 0ed8b6f | 2012-07-08 06:56:53 +0000 | [diff] [blame] | 1600 | case 1: |
| 1601 | eepro100_write1(s, addr, data); |
| 1602 | break; |
| 1603 | case 2: |
| 1604 | eepro100_write2(s, addr, data); |
| 1605 | break; |
| 1606 | case 4: |
| 1607 | eepro100_write4(s, addr, data); |
| 1608 | break; |
| 1609 | default: |
| 1610 | abort(); |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1611 | } |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1612 | } |
| 1613 | |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1614 | static const MemoryRegionOps eepro100_ops = { |
| 1615 | .read = eepro100_read, |
| 1616 | .write = eepro100_write, |
| 1617 | .endianness = DEVICE_LITTLE_ENDIAN, |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1618 | }; |
| 1619 | |
Stefan Hajnoczi | 4e68f7a | 2012-07-24 16:35:13 +0100 | [diff] [blame] | 1620 | static int nic_can_receive(NetClientState *nc) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1621 | { |
Jason Wang | cc1f0f4 | 2013-01-30 19:12:23 +0800 | [diff] [blame] | 1622 | EEPRO100State *s = qemu_get_nic_opaque(nc); |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1623 | TRACE(RXTX, logout("%p\n", s)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1624 | return get_ru_state(s) == ru_ready; |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1625 | #if 0 |
| 1626 | return !eepro100_buffer_full(s); |
| 1627 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1628 | } |
| 1629 | |
Stefan Hajnoczi | 4e68f7a | 2012-07-24 16:35:13 +0100 | [diff] [blame] | 1630 | static ssize_t nic_receive(NetClientState *nc, const uint8_t * buf, size_t size) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1631 | { |
| 1632 | /* TODO: |
| 1633 | * - Magic packets should set bit 30 in power management driver register. |
| 1634 | * - Interesting packets should set bit 29 in power management driver register. |
| 1635 | */ |
Jason Wang | cc1f0f4 | 2013-01-30 19:12:23 +0800 | [diff] [blame] | 1636 | EEPRO100State *s = qemu_get_nic_opaque(nc); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1637 | uint16_t rfd_status = 0xa000; |
Stefan Weil | 792f1d6 | 2011-04-30 22:40:07 +0200 | [diff] [blame] | 1638 | #if defined(CONFIG_PAD_RECEIVED_FRAMES) |
| 1639 | uint8_t min_buf[60]; |
| 1640 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1641 | static const uint8_t broadcast_macaddr[6] = |
| 1642 | { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; |
| 1643 | |
Stefan Weil | 792f1d6 | 2011-04-30 22:40:07 +0200 | [diff] [blame] | 1644 | #if defined(CONFIG_PAD_RECEIVED_FRAMES) |
| 1645 | /* Pad to minimum Ethernet frame length */ |
| 1646 | if (size < sizeof(min_buf)) { |
| 1647 | memcpy(min_buf, buf, size); |
| 1648 | memset(&min_buf[size], 0, sizeof(min_buf) - size); |
| 1649 | buf = min_buf; |
| 1650 | size = sizeof(min_buf); |
| 1651 | } |
| 1652 | #endif |
| 1653 | |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1654 | if (s->configuration[8] & 0x80) { |
| 1655 | /* CSMA is disabled. */ |
| 1656 | logout("%p received while CSMA is disabled\n", s); |
Mark McLoughlin | 4f1c942 | 2009-05-18 13:40:55 +0100 | [diff] [blame] | 1657 | return -1; |
Stefan Weil | 792f1d6 | 2011-04-30 22:40:07 +0200 | [diff] [blame] | 1658 | #if !defined(CONFIG_PAD_RECEIVED_FRAMES) |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 1659 | } else if (size < 64 && (s->configuration[7] & BIT(0))) { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1660 | /* Short frame and configuration byte 7/0 (discard short receive) set: |
| 1661 | * Short frame is discarded */ |
Stefan Weil | 067d01d | 2009-09-19 12:37:51 +0200 | [diff] [blame] | 1662 | logout("%p received short frame (%zu byte)\n", s, size); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1663 | s->statistics.rx_short_frame_errors++; |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1664 | return -1; |
| 1665 | #endif |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 1666 | } else if ((size > MAX_ETH_FRAME_SIZE + 4) && !(s->configuration[18] & BIT(3))) { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1667 | /* Long frame and configuration byte 18/3 (long receive ok) not set: |
| 1668 | * Long frames are discarded. */ |
Stefan Weil | 067d01d | 2009-09-19 12:37:51 +0200 | [diff] [blame] | 1669 | logout("%p received long frame (%zu byte), ignored\n", s, size); |
Mark McLoughlin | 4f1c942 | 2009-05-18 13:40:55 +0100 | [diff] [blame] | 1670 | return -1; |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1671 | } else if (memcmp(buf, s->conf.macaddr.a, 6) == 0) { /* !!! */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1672 | /* Frame matches individual address. */ |
| 1673 | /* TODO: check configuration byte 15/4 (ignore U/L). */ |
Stefan Weil | 067d01d | 2009-09-19 12:37:51 +0200 | [diff] [blame] | 1674 | TRACE(RXTX, logout("%p received frame for me, len=%zu\n", s, size)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1675 | } else if (memcmp(buf, broadcast_macaddr, 6) == 0) { |
| 1676 | /* Broadcast frame. */ |
Stefan Weil | 067d01d | 2009-09-19 12:37:51 +0200 | [diff] [blame] | 1677 | TRACE(RXTX, logout("%p received broadcast, len=%zu\n", s, size)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1678 | rfd_status |= 0x0002; |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 1679 | } else if (buf[0] & 0x01) { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1680 | /* Multicast frame. */ |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 1681 | TRACE(RXTX, logout("%p received multicast, len=%zu,%s\n", s, size, nic_dump(buf, size))); |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 1682 | if (s->configuration[21] & BIT(3)) { |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 1683 | /* Multicast all bit is set, receive all multicast frames. */ |
| 1684 | } else { |
Stefan Weil | 69f3ce7 | 2012-04-10 20:48:54 +0200 | [diff] [blame] | 1685 | unsigned mcast_idx = e100_compute_mcast_idx(buf); |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 1686 | assert(mcast_idx < 64); |
| 1687 | if (s->mult[mcast_idx >> 3] & (1 << (mcast_idx & 7))) { |
| 1688 | /* Multicast frame is allowed in hash table. */ |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 1689 | } else if (s->configuration[15] & BIT(0)) { |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 1690 | /* Promiscuous: receive all. */ |
| 1691 | rfd_status |= 0x0004; |
| 1692 | } else { |
| 1693 | TRACE(RXTX, logout("%p multicast ignored\n", s)); |
| 1694 | return -1; |
| 1695 | } |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 1696 | } |
Stefan Weil | 7b8737d | 2009-12-20 16:52:24 +0100 | [diff] [blame] | 1697 | /* TODO: Next not for promiscuous mode? */ |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1698 | rfd_status |= 0x0002; |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 1699 | } else if (s->configuration[15] & BIT(0)) { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1700 | /* Promiscuous: receive all. */ |
Stefan Weil | 067d01d | 2009-09-19 12:37:51 +0200 | [diff] [blame] | 1701 | TRACE(RXTX, logout("%p received frame in promiscuous mode, len=%zu\n", s, size)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1702 | rfd_status |= 0x0004; |
Stefan Weil | 010ec62 | 2010-09-29 21:59:55 +0200 | [diff] [blame] | 1703 | } else if (s->configuration[20] & BIT(6)) { |
| 1704 | /* Multiple IA bit set. */ |
| 1705 | unsigned mcast_idx = compute_mcast_idx(buf); |
| 1706 | assert(mcast_idx < 64); |
| 1707 | if (s->mult[mcast_idx >> 3] & (1 << (mcast_idx & 7))) { |
| 1708 | TRACE(RXTX, logout("%p accepted, multiple IA bit set\n", s)); |
| 1709 | } else { |
| 1710 | TRACE(RXTX, logout("%p frame ignored, multiple IA bit set\n", s)); |
| 1711 | return -1; |
| 1712 | } |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1713 | } else { |
Stefan Weil | 067d01d | 2009-09-19 12:37:51 +0200 | [diff] [blame] | 1714 | TRACE(RXTX, logout("%p received frame, ignored, len=%zu,%s\n", s, size, |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1715 | nic_dump(buf, size))); |
Mark McLoughlin | 4f1c942 | 2009-05-18 13:40:55 +0100 | [diff] [blame] | 1716 | return size; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1717 | } |
| 1718 | |
| 1719 | if (get_ru_state(s) != ru_ready) { |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1720 | /* No resources available. */ |
| 1721 | logout("no resources, state=%u\n", get_ru_state(s)); |
Stefan Weil | e824012 | 2010-03-02 22:37:53 +0100 | [diff] [blame] | 1722 | /* TODO: RNR interrupt only at first failed frame? */ |
| 1723 | eepro100_rnr_interrupt(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1724 | s->statistics.rx_resource_errors++; |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1725 | #if 0 |
| 1726 | assert(!"no resources"); |
| 1727 | #endif |
Mark McLoughlin | 4f1c942 | 2009-05-18 13:40:55 +0100 | [diff] [blame] | 1728 | return -1; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1729 | } |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1730 | /* !!! */ |
Anthony Liguori | c227f09 | 2009-10-01 16:12:16 -0500 | [diff] [blame] | 1731 | eepro100_rx_t rx; |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 1732 | pci_dma_read(&s->dev, s->ru_base + s->ru_offset, |
David Gibson | e965d4b | 2011-11-04 12:03:32 +1100 | [diff] [blame] | 1733 | &rx, sizeof(eepro100_rx_t)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1734 | uint16_t rfd_command = le16_to_cpu(rx.command); |
| 1735 | uint16_t rfd_size = le16_to_cpu(rx.size); |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 1736 | |
| 1737 | if (size > rfd_size) { |
| 1738 | logout("Receive buffer (%" PRId16 " bytes) too small for data " |
| 1739 | "(%zu bytes); data truncated\n", rfd_size, size); |
| 1740 | size = rfd_size; |
| 1741 | } |
Stefan Weil | 792f1d6 | 2011-04-30 22:40:07 +0200 | [diff] [blame] | 1742 | #if !defined(CONFIG_PAD_RECEIVED_FRAMES) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1743 | if (size < 64) { |
| 1744 | rfd_status |= 0x0080; |
| 1745 | } |
Stefan Weil | 792f1d6 | 2011-04-30 22:40:07 +0200 | [diff] [blame] | 1746 | #endif |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1747 | TRACE(OTHER, logout("command 0x%04x, link 0x%08x, addr 0x%08x, size %u\n", |
| 1748 | rfd_command, rx.link, rx.rx_buf_addr, rfd_size)); |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 1749 | stw_le_pci_dma(&s->dev, s->ru_base + s->ru_offset + |
| 1750 | offsetof(eepro100_rx_t, status), rfd_status); |
| 1751 | stw_le_pci_dma(&s->dev, s->ru_base + s->ru_offset + |
| 1752 | offsetof(eepro100_rx_t, count), size); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1753 | /* Early receive interrupt not supported. */ |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1754 | #if 0 |
| 1755 | eepro100_er_interrupt(s); |
| 1756 | #endif |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1757 | /* Receive CRC Transfer not supported. */ |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 1758 | if (s->configuration[18] & BIT(2)) { |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 1759 | missing("Receive CRC Transfer"); |
| 1760 | return -1; |
| 1761 | } |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1762 | /* TODO: check stripping enable bit. */ |
Stefan Weil | e7493b2 | 2010-03-02 22:37:59 +0100 | [diff] [blame] | 1763 | #if 0 |
| 1764 | assert(!(s->configuration[17] & BIT(0))); |
| 1765 | #endif |
Eduard - Gabriel Munteanu | 16ef60c | 2011-10-31 17:06:49 +1100 | [diff] [blame] | 1766 | pci_dma_write(&s->dev, s->ru_base + s->ru_offset + |
| 1767 | sizeof(eepro100_rx_t), buf, size); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1768 | s->statistics.rx_good_frames++; |
| 1769 | eepro100_fr_interrupt(s); |
| 1770 | s->ru_offset = le32_to_cpu(rx.link); |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 1771 | if (rfd_command & COMMAND_EL) { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1772 | /* EL bit is set, so this was the last frame. */ |
Kevin Wolf | 7f1e9d4 | 2009-09-23 17:42:42 +0200 | [diff] [blame] | 1773 | logout("receive: Running out of frames\n"); |
Bo Yang | 1069985 | 2012-08-29 19:26:11 +0800 | [diff] [blame] | 1774 | set_ru_state(s, ru_no_resources); |
| 1775 | eepro100_rnr_interrupt(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1776 | } |
Stefan Weil | ced5296 | 2010-03-02 22:37:49 +0100 | [diff] [blame] | 1777 | if (rfd_command & COMMAND_S) { |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1778 | /* S bit is set. */ |
| 1779 | set_ru_state(s, ru_suspended); |
| 1780 | } |
Mark McLoughlin | 4f1c942 | 2009-05-18 13:40:55 +0100 | [diff] [blame] | 1781 | return size; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1782 | } |
| 1783 | |
Juan Quintela | 151b298 | 2009-10-19 15:37:57 +0200 | [diff] [blame] | 1784 | static const VMStateDescription vmstate_eepro100 = { |
| 1785 | .version_id = 3, |
| 1786 | .minimum_version_id = 2, |
| 1787 | .minimum_version_id_old = 2, |
| 1788 | .fields = (VMStateField []) { |
| 1789 | VMSTATE_PCI_DEVICE(dev, EEPRO100State), |
| 1790 | VMSTATE_UNUSED(32), |
| 1791 | VMSTATE_BUFFER(mult, EEPRO100State), |
| 1792 | VMSTATE_BUFFER(mem, EEPRO100State), |
| 1793 | /* Save all members of struct between scb_stat and mem. */ |
| 1794 | VMSTATE_UINT8(scb_stat, EEPRO100State), |
| 1795 | VMSTATE_UINT8(int_stat, EEPRO100State), |
| 1796 | VMSTATE_UNUSED(3*4), |
| 1797 | VMSTATE_MACADDR(conf.macaddr, EEPRO100State), |
| 1798 | VMSTATE_UNUSED(19*4), |
| 1799 | VMSTATE_UINT16_ARRAY(mdimem, EEPRO100State, 32), |
| 1800 | /* The eeprom should be saved and restored by its own routines. */ |
| 1801 | VMSTATE_UINT32(device, EEPRO100State), |
| 1802 | /* TODO check device. */ |
Juan Quintela | 151b298 | 2009-10-19 15:37:57 +0200 | [diff] [blame] | 1803 | VMSTATE_UINT32(cu_base, EEPRO100State), |
| 1804 | VMSTATE_UINT32(cu_offset, EEPRO100State), |
| 1805 | VMSTATE_UINT32(ru_base, EEPRO100State), |
| 1806 | VMSTATE_UINT32(ru_offset, EEPRO100State), |
| 1807 | VMSTATE_UINT32(statsaddr, EEPRO100State), |
Stefan Weil | ba42b64 | 2009-10-30 13:36:21 +0100 | [diff] [blame] | 1808 | /* Save eepro100_stats_t statistics. */ |
Juan Quintela | 151b298 | 2009-10-19 15:37:57 +0200 | [diff] [blame] | 1809 | VMSTATE_UINT32(statistics.tx_good_frames, EEPRO100State), |
| 1810 | VMSTATE_UINT32(statistics.tx_max_collisions, EEPRO100State), |
| 1811 | VMSTATE_UINT32(statistics.tx_late_collisions, EEPRO100State), |
| 1812 | VMSTATE_UINT32(statistics.tx_underruns, EEPRO100State), |
| 1813 | VMSTATE_UINT32(statistics.tx_lost_crs, EEPRO100State), |
| 1814 | VMSTATE_UINT32(statistics.tx_deferred, EEPRO100State), |
| 1815 | VMSTATE_UINT32(statistics.tx_single_collisions, EEPRO100State), |
| 1816 | VMSTATE_UINT32(statistics.tx_multiple_collisions, EEPRO100State), |
| 1817 | VMSTATE_UINT32(statistics.tx_total_collisions, EEPRO100State), |
| 1818 | VMSTATE_UINT32(statistics.rx_good_frames, EEPRO100State), |
| 1819 | VMSTATE_UINT32(statistics.rx_crc_errors, EEPRO100State), |
| 1820 | VMSTATE_UINT32(statistics.rx_alignment_errors, EEPRO100State), |
| 1821 | VMSTATE_UINT32(statistics.rx_resource_errors, EEPRO100State), |
| 1822 | VMSTATE_UINT32(statistics.rx_overrun_errors, EEPRO100State), |
| 1823 | VMSTATE_UINT32(statistics.rx_cdt_errors, EEPRO100State), |
| 1824 | VMSTATE_UINT32(statistics.rx_short_frame_errors, EEPRO100State), |
| 1825 | VMSTATE_UINT32(statistics.fc_xmt_pause, EEPRO100State), |
| 1826 | VMSTATE_UINT32(statistics.fc_rcv_pause, EEPRO100State), |
| 1827 | VMSTATE_UINT32(statistics.fc_rcv_unsupported, EEPRO100State), |
| 1828 | VMSTATE_UINT16(statistics.xmt_tco_frames, EEPRO100State), |
| 1829 | VMSTATE_UINT16(statistics.rcv_tco_frames, EEPRO100State), |
Juan Quintela | 151b298 | 2009-10-19 15:37:57 +0200 | [diff] [blame] | 1830 | /* Configuration bytes. */ |
| 1831 | VMSTATE_BUFFER(configuration, EEPRO100State), |
| 1832 | VMSTATE_END_OF_LIST() |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1833 | } |
Juan Quintela | 151b298 | 2009-10-19 15:37:57 +0200 | [diff] [blame] | 1834 | }; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1835 | |
Stefan Hajnoczi | 4e68f7a | 2012-07-24 16:35:13 +0100 | [diff] [blame] | 1836 | static void nic_cleanup(NetClientState *nc) |
aliguori | b946a15 | 2009-04-17 17:11:08 +0000 | [diff] [blame] | 1837 | { |
Jason Wang | cc1f0f4 | 2013-01-30 19:12:23 +0800 | [diff] [blame] | 1838 | EEPRO100State *s = qemu_get_nic_opaque(nc); |
aliguori | b946a15 | 2009-04-17 17:11:08 +0000 | [diff] [blame] | 1839 | |
Mark McLoughlin | e00e365 | 2009-11-25 18:49:16 +0000 | [diff] [blame] | 1840 | s->nic = NULL; |
aliguori | b946a15 | 2009-04-17 17:11:08 +0000 | [diff] [blame] | 1841 | } |
| 1842 | |
Alex Williamson | f90c2bc | 2012-07-03 22:39:27 -0600 | [diff] [blame] | 1843 | static void pci_nic_uninit(PCIDevice *pci_dev) |
aliguori | b946a15 | 2009-04-17 17:11:08 +0000 | [diff] [blame] | 1844 | { |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 1845 | EEPRO100State *s = DO_UPCAST(EEPRO100State, dev, pci_dev); |
aliguori | b946a15 | 2009-04-17 17:11:08 +0000 | [diff] [blame] | 1846 | |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1847 | memory_region_destroy(&s->mmio_bar); |
| 1848 | memory_region_destroy(&s->io_bar); |
| 1849 | memory_region_destroy(&s->flash_bar); |
Alex Williamson | 0be71e3 | 2010-06-25 11:09:07 -0600 | [diff] [blame] | 1850 | vmstate_unregister(&pci_dev->qdev, s->vmstate, s); |
Alex Williamson | 5fce2b3 | 2010-06-25 11:09:21 -0600 | [diff] [blame] | 1851 | eeprom93xx_free(&pci_dev->qdev, s->eeprom); |
Jason Wang | 948ecf2 | 2013-01-30 19:12:24 +0800 | [diff] [blame] | 1852 | qemu_del_nic(s->nic); |
aliguori | b946a15 | 2009-04-17 17:11:08 +0000 | [diff] [blame] | 1853 | } |
| 1854 | |
Mark McLoughlin | e00e365 | 2009-11-25 18:49:16 +0000 | [diff] [blame] | 1855 | static NetClientInfo net_eepro100_info = { |
Laszlo Ersek | 2be64a6 | 2012-07-17 16:17:12 +0200 | [diff] [blame] | 1856 | .type = NET_CLIENT_OPTIONS_KIND_NIC, |
Mark McLoughlin | e00e365 | 2009-11-25 18:49:16 +0000 | [diff] [blame] | 1857 | .size = sizeof(NICState), |
| 1858 | .can_receive = nic_can_receive, |
| 1859 | .receive = nic_receive, |
| 1860 | .cleanup = nic_cleanup, |
| 1861 | }; |
| 1862 | |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1863 | static int e100_nic_init(PCIDevice *pci_dev) |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1864 | { |
Juan Quintela | 273a214 | 2009-08-24 18:42:37 +0200 | [diff] [blame] | 1865 | EEPRO100State *s = DO_UPCAST(EEPRO100State, dev, pci_dev); |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1866 | E100PCIDeviceInfo *info = eepro100_get_class(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1867 | |
Stefan Weil | aac443e | 2009-09-19 12:11:36 +0200 | [diff] [blame] | 1868 | TRACE(OTHER, logout("\n")); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1869 | |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1870 | s->device = info->device; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1871 | |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1872 | e100_pci_reset(s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1873 | |
| 1874 | /* Add 64 * 2 EEPROM. i82557 and i82558 support a 64 word EEPROM, |
| 1875 | * i82559 and later support 64 or 256 word EEPROM. */ |
Alex Williamson | 5fce2b3 | 2010-06-25 11:09:21 -0600 | [diff] [blame] | 1876 | s->eeprom = eeprom93xx_new(&pci_dev->qdev, EEPROM_SIZE); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1877 | |
| 1878 | /* Handler for memory-mapped I/O */ |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1879 | memory_region_init_io(&s->mmio_bar, &eepro100_ops, s, "eepro100-mmio", |
| 1880 | PCI_MEM_SIZE); |
Avi Kivity | e824b2c | 2011-08-08 16:09:31 +0300 | [diff] [blame] | 1881 | pci_register_bar(&s->dev, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->mmio_bar); |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1882 | memory_region_init_io(&s->io_bar, &eepro100_ops, s, "eepro100-io", |
| 1883 | PCI_IO_SIZE); |
Avi Kivity | e824b2c | 2011-08-08 16:09:31 +0300 | [diff] [blame] | 1884 | pci_register_bar(&s->dev, 1, PCI_BASE_ADDRESS_SPACE_IO, &s->io_bar); |
Avi Kivity | 5e6ffdd | 2011-08-08 16:09:09 +0300 | [diff] [blame] | 1885 | /* FIXME: flash aliases to mmio?! */ |
| 1886 | memory_region_init_io(&s->flash_bar, &eepro100_ops, s, "eepro100-flash", |
| 1887 | PCI_FLASH_SIZE); |
Avi Kivity | e824b2c | 2011-08-08 16:09:31 +0300 | [diff] [blame] | 1888 | pci_register_bar(&s->dev, 2, 0, &s->flash_bar); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1889 | |
Gerd Hoffmann | 508ef93 | 2009-10-21 15:25:36 +0200 | [diff] [blame] | 1890 | qemu_macaddr_default_if_unset(&s->conf.macaddr); |
Stefan Weil | ce0e58b | 2010-03-02 22:37:41 +0100 | [diff] [blame] | 1891 | logout("macaddr: %s\n", nic_dump(&s->conf.macaddr.a[0], 6)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1892 | |
| 1893 | nic_reset(s); |
| 1894 | |
Mark McLoughlin | e00e365 | 2009-11-25 18:49:16 +0000 | [diff] [blame] | 1895 | s->nic = qemu_new_nic(&net_eepro100_info, &s->conf, |
Anthony Liguori | f79f2bf | 2011-12-04 11:17:51 -0600 | [diff] [blame] | 1896 | object_get_typename(OBJECT(pci_dev)), pci_dev->qdev.id, s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1897 | |
Jason Wang | b356f76 | 2013-01-30 19:12:22 +0800 | [diff] [blame] | 1898 | qemu_format_nic_info_str(qemu_get_queue(s->nic), s->conf.macaddr.a); |
| 1899 | TRACE(OTHER, logout("%s\n", qemu_get_queue(s->nic)->info_str)); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1900 | |
Jan Kiszka | a08d436 | 2009-06-27 09:25:07 +0200 | [diff] [blame] | 1901 | qemu_register_reset(nic_reset, s); |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1902 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 1903 | s->vmstate = g_malloc(sizeof(vmstate_eepro100)); |
Juan Quintela | 151b298 | 2009-10-19 15:37:57 +0200 | [diff] [blame] | 1904 | memcpy(s->vmstate, &vmstate_eepro100, sizeof(vmstate_eepro100)); |
Jason Wang | b356f76 | 2013-01-30 19:12:22 +0800 | [diff] [blame] | 1905 | s->vmstate->name = qemu_get_queue(s->nic)->model; |
Alex Williamson | 0be71e3 | 2010-06-25 11:09:07 -0600 | [diff] [blame] | 1906 | vmstate_register(&pci_dev->qdev, -1, s->vmstate, s); |
Stefan Weil | 4e9df06 | 2009-10-31 13:38:33 +0100 | [diff] [blame] | 1907 | |
Gleb Natapov | 1ca4d09 | 2010-12-08 13:35:05 +0200 | [diff] [blame] | 1908 | add_boot_device_path(s->conf.bootindex, &pci_dev->qdev, "/ethernet-phy@0"); |
| 1909 | |
Gerd Hoffmann | 81a322d | 2009-08-14 10:36:05 +0200 | [diff] [blame] | 1910 | return 0; |
ths | 663e8e5 | 2007-04-02 12:35:34 +0000 | [diff] [blame] | 1911 | } |
| 1912 | |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1913 | static E100PCIDeviceInfo e100_devices[] = { |
Gerd Hoffmann | 0aab0d3 | 2009-06-30 14:12:07 +0200 | [diff] [blame] | 1914 | { |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1915 | .name = "i82550", |
| 1916 | .desc = "Intel i82550 Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1917 | .device = i82550, |
| 1918 | /* TODO: check device id. */ |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1919 | .device_id = PCI_DEVICE_ID_INTEL_82551IT, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1920 | /* Revision ID: 0x0c, 0x0d, 0x0e. */ |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1921 | .revision = 0x0e, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1922 | /* TODO: check size of statistical counters. */ |
| 1923 | .stats_size = 80, |
| 1924 | /* TODO: check extended tcb support. */ |
| 1925 | .has_extended_tcb_support = true, |
| 1926 | .power_management = true, |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 1927 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1928 | .name = "i82551", |
| 1929 | .desc = "Intel i82551 Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1930 | .device = i82551, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1931 | .device_id = PCI_DEVICE_ID_INTEL_82551IT, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1932 | /* Revision ID: 0x0f, 0x10. */ |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1933 | .revision = 0x0f, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1934 | /* TODO: check size of statistical counters. */ |
| 1935 | .stats_size = 80, |
| 1936 | .has_extended_tcb_support = true, |
| 1937 | .power_management = true, |
Gerd Hoffmann | 0aab0d3 | 2009-06-30 14:12:07 +0200 | [diff] [blame] | 1938 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1939 | .name = "i82557a", |
| 1940 | .desc = "Intel i82557A Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1941 | .device = i82557A, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1942 | .device_id = PCI_DEVICE_ID_INTEL_82557, |
| 1943 | .revision = 0x01, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1944 | .power_management = false, |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 1945 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1946 | .name = "i82557b", |
| 1947 | .desc = "Intel i82557B Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1948 | .device = i82557B, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1949 | .device_id = PCI_DEVICE_ID_INTEL_82557, |
| 1950 | .revision = 0x02, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1951 | .power_management = false, |
Gerd Hoffmann | 0aab0d3 | 2009-06-30 14:12:07 +0200 | [diff] [blame] | 1952 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1953 | .name = "i82557c", |
| 1954 | .desc = "Intel i82557C Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1955 | .device = i82557C, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1956 | .device_id = PCI_DEVICE_ID_INTEL_82557, |
| 1957 | .revision = 0x03, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1958 | .power_management = false, |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 1959 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1960 | .name = "i82558a", |
| 1961 | .desc = "Intel i82558A Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1962 | .device = i82558A, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1963 | .device_id = PCI_DEVICE_ID_INTEL_82557, |
| 1964 | .revision = 0x04, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1965 | .stats_size = 76, |
| 1966 | .has_extended_tcb_support = true, |
| 1967 | .power_management = true, |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 1968 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1969 | .name = "i82558b", |
| 1970 | .desc = "Intel i82558B Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1971 | .device = i82558B, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1972 | .device_id = PCI_DEVICE_ID_INTEL_82557, |
| 1973 | .revision = 0x05, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1974 | .stats_size = 76, |
| 1975 | .has_extended_tcb_support = true, |
| 1976 | .power_management = true, |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 1977 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1978 | .name = "i82559a", |
| 1979 | .desc = "Intel i82559A Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1980 | .device = i82559A, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1981 | .device_id = PCI_DEVICE_ID_INTEL_82557, |
| 1982 | .revision = 0x06, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1983 | .stats_size = 80, |
| 1984 | .has_extended_tcb_support = true, |
| 1985 | .power_management = true, |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 1986 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1987 | .name = "i82559b", |
| 1988 | .desc = "Intel i82559B Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1989 | .device = i82559B, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1990 | .device_id = PCI_DEVICE_ID_INTEL_82557, |
| 1991 | .revision = 0x07, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1992 | .stats_size = 80, |
| 1993 | .has_extended_tcb_support = true, |
| 1994 | .power_management = true, |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 1995 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 1996 | .name = "i82559c", |
| 1997 | .desc = "Intel i82559C Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 1998 | .device = i82559C, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 1999 | .device_id = PCI_DEVICE_ID_INTEL_82557, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2000 | #if 0 |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2001 | .revision = 0x08, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2002 | #endif |
| 2003 | /* TODO: Windows wants revision id 0x0c. */ |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2004 | .revision = 0x0c, |
Isaku Yamahata | ad03502 | 2011-05-25 10:58:00 +0900 | [diff] [blame] | 2005 | #if EEPROM_SIZE > 0 |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2006 | .subsystem_vendor_id = PCI_VENDOR_ID_INTEL, |
| 2007 | .subsystem_id = 0x0040, |
Isaku Yamahata | ad03502 | 2011-05-25 10:58:00 +0900 | [diff] [blame] | 2008 | #endif |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2009 | .stats_size = 80, |
| 2010 | .has_extended_tcb_support = true, |
| 2011 | .power_management = true, |
Stefan Weil | c4c270e | 2009-09-19 13:02:09 +0200 | [diff] [blame] | 2012 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2013 | .name = "i82559er", |
| 2014 | .desc = "Intel i82559ER Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2015 | .device = i82559ER, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2016 | .device_id = PCI_DEVICE_ID_INTEL_82551IT, |
| 2017 | .revision = 0x09, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2018 | .stats_size = 80, |
| 2019 | .has_extended_tcb_support = true, |
| 2020 | .power_management = true, |
Gerd Hoffmann | 0aab0d3 | 2009-06-30 14:12:07 +0200 | [diff] [blame] | 2021 | },{ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2022 | .name = "i82562", |
| 2023 | .desc = "Intel i82562 Ethernet", |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2024 | .device = i82562, |
| 2025 | /* TODO: check device id. */ |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2026 | .device_id = PCI_DEVICE_ID_INTEL_82551IT, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2027 | /* TODO: wrong revision id. */ |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2028 | .revision = 0x0e, |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2029 | .stats_size = 80, |
| 2030 | .has_extended_tcb_support = true, |
| 2031 | .power_management = true, |
Stefan Weil | db667a1 | 2010-04-06 13:44:04 +0200 | [diff] [blame] | 2032 | },{ |
| 2033 | /* Toshiba Tecra 8200. */ |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2034 | .name = "i82801", |
| 2035 | .desc = "Intel i82801 Ethernet", |
Stefan Weil | db667a1 | 2010-04-06 13:44:04 +0200 | [diff] [blame] | 2036 | .device = i82801, |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2037 | .device_id = 0x2449, |
| 2038 | .revision = 0x03, |
Stefan Weil | db667a1 | 2010-04-06 13:44:04 +0200 | [diff] [blame] | 2039 | .stats_size = 80, |
| 2040 | .has_extended_tcb_support = true, |
| 2041 | .power_management = true, |
Gerd Hoffmann | 0aab0d3 | 2009-06-30 14:12:07 +0200 | [diff] [blame] | 2042 | } |
| 2043 | }; |
| 2044 | |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2045 | static E100PCIDeviceInfo *eepro100_get_class_by_name(const char *typename) |
| 2046 | { |
| 2047 | E100PCIDeviceInfo *info = NULL; |
| 2048 | int i; |
| 2049 | |
| 2050 | /* This is admittedly awkward but also temporary. QOM allows for |
| 2051 | * parameterized typing and for subclassing both of which would suitable |
| 2052 | * handle what's going on here. But class_data is already being used as |
| 2053 | * a stop-gap hack to allow incremental qdev conversion so we cannot use it |
| 2054 | * right now. Once we merge the final QOM series, we can come back here and |
| 2055 | * do this in a much more elegant fashion. |
| 2056 | */ |
| 2057 | for (i = 0; i < ARRAY_SIZE(e100_devices); i++) { |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2058 | if (strcmp(e100_devices[i].name, typename) == 0) { |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2059 | info = &e100_devices[i]; |
| 2060 | break; |
| 2061 | } |
| 2062 | } |
| 2063 | assert(info != NULL); |
| 2064 | |
| 2065 | return info; |
| 2066 | } |
| 2067 | |
| 2068 | static E100PCIDeviceInfo *eepro100_get_class(EEPRO100State *s) |
| 2069 | { |
| 2070 | return eepro100_get_class_by_name(object_get_typename(OBJECT(s))); |
| 2071 | } |
| 2072 | |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2073 | static Property e100_properties[] = { |
| 2074 | DEFINE_NIC_PROPERTIES(EEPRO100State, conf), |
| 2075 | DEFINE_PROP_END_OF_LIST(), |
| 2076 | }; |
| 2077 | |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2078 | static void eepro100_class_init(ObjectClass *klass, void *data) |
| 2079 | { |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2080 | DeviceClass *dc = DEVICE_CLASS(klass); |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2081 | PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); |
| 2082 | E100PCIDeviceInfo *info; |
| 2083 | |
| 2084 | info = eepro100_get_class_by_name(object_class_get_name(klass)); |
| 2085 | |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2086 | dc->props = e100_properties; |
| 2087 | dc->desc = info->desc; |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2088 | k->vendor_id = PCI_VENDOR_ID_INTEL; |
| 2089 | k->class_id = PCI_CLASS_NETWORK_ETHERNET; |
| 2090 | k->romfile = "pxe-eepro100.rom"; |
| 2091 | k->init = e100_nic_init; |
| 2092 | k->exit = pci_nic_uninit; |
| 2093 | k->device_id = info->device_id; |
| 2094 | k->revision = info->revision; |
| 2095 | k->subsystem_vendor_id = info->subsystem_vendor_id; |
| 2096 | k->subsystem_id = info->subsystem_id; |
| 2097 | } |
| 2098 | |
Andreas Färber | 83f7d43 | 2012-02-09 15:20:55 +0100 | [diff] [blame] | 2099 | static void eepro100_register_types(void) |
Paul Brook | 9d07d75 | 2009-05-14 22:35:07 +0100 | [diff] [blame] | 2100 | { |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2101 | size_t i; |
| 2102 | for (i = 0; i < ARRAY_SIZE(e100_devices); i++) { |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2103 | TypeInfo type_info = {}; |
| 2104 | E100PCIDeviceInfo *info = &e100_devices[i]; |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2105 | |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2106 | type_info.name = info->name; |
| 2107 | type_info.parent = TYPE_PCI_DEVICE; |
| 2108 | type_info.class_init = eepro100_class_init; |
| 2109 | type_info.instance_size = sizeof(EEPRO100State); |
Anthony Liguori | 40021f0 | 2011-12-04 12:22:06 -0600 | [diff] [blame] | 2110 | |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 2111 | type_register(&type_info); |
Stefan Weil | 558c863 | 2010-04-06 13:44:03 +0200 | [diff] [blame] | 2112 | } |
Paul Brook | 9d07d75 | 2009-05-14 22:35:07 +0100 | [diff] [blame] | 2113 | } |
| 2114 | |
Andreas Färber | 83f7d43 | 2012-02-09 15:20:55 +0100 | [diff] [blame] | 2115 | type_init(eepro100_register_types) |