git://bbs.cooldavid.org / net-next-2.6.git / blame
| Commit | Line | Data |
|---|---|---|
| 0bbd5f4e | 1 | /* |
| 211a22ce | 2 | * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved. |
| 0bbd5f4e CL |
3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify it | |
| 5 | * under the terms of the GNU General Public License as published by the Free | |
| 6 | * Software Foundation; either version 2 of the License, or (at your option) | |
| 7 | * any later version. | |
| 8 | * | |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
| 12 | * more details. | |
| 13 | * | |
| 14 | * You should have received a copy of the GNU General Public License along with | |
| 15 | * this program; if not, write to the Free Software Foundation, Inc., 59 | |
| 16 | * Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 17 | * | |
| 18 | * The full GNU General Public License is included in this distribution in the | |
| 19 | * file called COPYING. | |
| 20 | */ | |
| 21 | #ifndef _IOAT_REGISTERS_H_ | |
| 22 | #define _IOAT_REGISTERS_H_ | |
| 23 | ||
| 3e037454 SN |
24 | #define IOAT_PCI_DMACTRL_OFFSET 0x48 |
| 25 | #define IOAT_PCI_DMACTRL_DMA_EN 0x00000001 | |
| 26 | #define IOAT_PCI_DMACTRL_MSI_EN 0x00000002 | |
| 0bbd5f4e | 27 | |
| 7f1b358a MS |
28 | #define IOAT_PCI_DEVICE_ID_OFFSET 0x02 |
| 29 | #define IOAT_PCI_DMAUNCERRSTS_OFFSET 0x148 | |
| 30 | #define IOAT_PCI_CHANERRMASK_INT_OFFSET 0x184 | |
| 31 | ||
| 0bbd5f4e CL |
32 | /* MMIO Device Registers */ |
| 33 | #define IOAT_CHANCNT_OFFSET 0x00 /* 8-bit */ | |
| 34 | ||
| 35 | #define IOAT_XFERCAP_OFFSET 0x01 /* 8-bit */ | |
| 36 | #define IOAT_XFERCAP_4KB 12 | |
| 37 | #define IOAT_XFERCAP_8KB 13 | |
| 38 | #define IOAT_XFERCAP_16KB 14 | |
| 39 | #define IOAT_XFERCAP_32KB 15 | |
| 40 | #define IOAT_XFERCAP_32GB 0 | |
| 41 | ||
| 42 | #define IOAT_GENCTRL_OFFSET 0x02 /* 8-bit */ | |
| 43 | #define IOAT_GENCTRL_DEBUG_EN 0x01 | |
| 44 | ||
| 45 | #define IOAT_INTRCTRL_OFFSET 0x03 /* 8-bit */ | |
| 46 | #define IOAT_INTRCTRL_MASTER_INT_EN 0x01 /* Master Interrupt Enable */ | |
| 47 | #define IOAT_INTRCTRL_INT_STATUS 0x02 /* ATTNSTATUS -or- Channel Int */ | |
| 48 | #define IOAT_INTRCTRL_INT 0x04 /* INT_STATUS -and- MASTER_INT_EN */ | |
| 7bb67c14 | 49 | #define IOAT_INTRCTRL_MSIX_VECTOR_CONTROL 0x08 /* Enable all MSI-X vectors */ |
| 0bbd5f4e CL |
50 | |
| 51 | #define IOAT_ATTNSTATUS_OFFSET 0x04 /* Each bit is a channel */ | |
| 52 | ||
| 53 | #define IOAT_VER_OFFSET 0x08 /* 8-bit */ | |
| 54 | #define IOAT_VER_MAJOR_MASK 0xF0 | |
| 55 | #define IOAT_VER_MINOR_MASK 0x0F | |
| 7bb67c14 | 56 | #define GET_IOAT_VER_MAJOR(x) (((x) & IOAT_VER_MAJOR_MASK) >> 4) |
| 0bbd5f4e CL |
57 | #define GET_IOAT_VER_MINOR(x) ((x) & IOAT_VER_MINOR_MASK) |
| 58 | ||
| 59 | #define IOAT_PERPORTOFFSET_OFFSET 0x0A /* 16-bit */ | |
| 60 | ||
| 61 | #define IOAT_INTRDELAY_OFFSET 0x0C /* 16-bit */ | |
| 62 | #define IOAT_INTRDELAY_INT_DELAY_MASK 0x3FFF /* Interrupt Delay Time */ | |
| 7bb67c14 | 63 | #define IOAT_INTRDELAY_COALESE_SUPPORT 0x8000 /* Interrupt Coalescing Supported */ |
| 0bbd5f4e CL |
64 | |
| 65 | #define IOAT_DEVICE_STATUS_OFFSET 0x0E /* 16-bit */ | |
| 66 | #define IOAT_DEVICE_STATUS_DEGRADED_MODE 0x0001 | |
| 2aec048c DW |
67 | #define IOAT_DEVICE_MMIO_RESTRICTED 0x0002 |
| 68 | #define IOAT_DEVICE_MEMORY_BYPASS 0x0004 | |
| 69 | #define IOAT_DEVICE_ADDRESS_REMAPPING 0x0008 | |
| 70 | ||
| 71 | #define IOAT_DMA_CAP_OFFSET 0x10 /* 32-bit */ | |
| 72 | #define IOAT_CAP_PAGE_BREAK 0x00000001 | |
| 73 | #define IOAT_CAP_CRC 0x00000002 | |
| 74 | #define IOAT_CAP_SKIP_MARKER 0x00000004 | |
| 75 | #define IOAT_CAP_DCA 0x00000010 | |
| 76 | #define IOAT_CAP_CRC_MOVE 0x00000020 | |
| 77 | #define IOAT_CAP_FILL_BLOCK 0x00000040 | |
| 78 | #define IOAT_CAP_APIC 0x00000080 | |
| 79 | #define IOAT_CAP_XOR 0x00000100 | |
| 80 | #define IOAT_CAP_PQ 0x00000200 | |
| 0bbd5f4e | 81 | |
| 0bbd5f4e CL |
82 | #define IOAT_CHANNEL_MMIO_SIZE 0x80 /* Each Channel MMIO space is this size */ |
| 83 | ||
| 84 | /* DMA Channel Registers */ | |
| 85 | #define IOAT_CHANCTRL_OFFSET 0x00 /* 16-bit Channel Control Register */ | |
| 86 | #define IOAT_CHANCTRL_CHANNEL_PRIORITY_MASK 0xF000 | |
| e61dacae | 87 | #define IOAT3_CHANCTRL_COMPL_DCA_EN 0x0200 |
| 0bbd5f4e CL |
88 | #define IOAT_CHANCTRL_CHANNEL_IN_USE 0x0100 |
| 89 | #define IOAT_CHANCTRL_DESCRIPTOR_ADDR_SNOOP_CONTROL 0x0020 | |
| 90 | #define IOAT_CHANCTRL_ERR_INT_EN 0x0010 | |
| 91 | #define IOAT_CHANCTRL_ANY_ERR_ABORT_EN 0x0008 | |
| 92 | #define IOAT_CHANCTRL_ERR_COMPLETION_EN 0x0004 | |
| f6ab95b5 DW |
93 | #define IOAT_CHANCTRL_INT_REARM 0x0001 |
| 94 | #define IOAT_CHANCTRL_RUN (IOAT_CHANCTRL_INT_REARM |\ | |
| 95 | IOAT_CHANCTRL_ERR_COMPLETION_EN |\ | |
| 96 | IOAT_CHANCTRL_ANY_ERR_ABORT_EN |\ | |
| 97 | IOAT_CHANCTRL_ERR_INT_EN) | |
| 0bbd5f4e | 98 | |
| 7bb67c14 SN |
99 | #define IOAT_DMA_COMP_OFFSET 0x02 /* 16-bit DMA channel compatibility */ |
| 100 | #define IOAT_DMA_COMP_V1 0x0001 /* Compatibility with DMA version 1 */ | |
| 101 | #define IOAT_DMA_COMP_V2 0x0002 /* Compatibility with DMA version 2 */ | |
| 102 | ||
| 103 | ||
| 104 | #define IOAT1_CHANSTS_OFFSET 0x04 /* 64-bit Channel Status Register */ | |
| 105 | #define IOAT2_CHANSTS_OFFSET 0x08 /* 64-bit Channel Status Register */ | |
| 106 | #define IOAT_CHANSTS_OFFSET(ver) ((ver) < IOAT_VER_2_0 \ | |
| 107 | ? IOAT1_CHANSTS_OFFSET : IOAT2_CHANSTS_OFFSET) | |
| 108 | #define IOAT1_CHANSTS_OFFSET_LOW 0x04 | |
| 109 | #define IOAT2_CHANSTS_OFFSET_LOW 0x08 | |
| 110 | #define IOAT_CHANSTS_OFFSET_LOW(ver) ((ver) < IOAT_VER_2_0 \ | |
| 111 | ? IOAT1_CHANSTS_OFFSET_LOW : IOAT2_CHANSTS_OFFSET_LOW) | |
| 112 | #define IOAT1_CHANSTS_OFFSET_HIGH 0x08 | |
| 113 | #define IOAT2_CHANSTS_OFFSET_HIGH 0x0C | |
| 114 | #define IOAT_CHANSTS_OFFSET_HIGH(ver) ((ver) < IOAT_VER_2_0 \ | |
| 115 | ? IOAT1_CHANSTS_OFFSET_HIGH : IOAT2_CHANSTS_OFFSET_HIGH) | |
| 4fb9b9e8 DW |
116 | #define IOAT_CHANSTS_COMPLETED_DESCRIPTOR_ADDR (~0x3fULL) |
| 117 | #define IOAT_CHANSTS_SOFT_ERR 0x10ULL | |
| 118 | #define IOAT_CHANSTS_UNAFFILIATED_ERR 0x8ULL | |
| 09c8a5b8 DW |
119 | #define IOAT_CHANSTS_STATUS 0x7ULL |
| 120 | #define IOAT_CHANSTS_ACTIVE 0x0 | |
| 121 | #define IOAT_CHANSTS_DONE 0x1 | |
| 122 | #define IOAT_CHANSTS_SUSPENDED 0x2 | |
| 123 | #define IOAT_CHANSTS_HALTED 0x3 | |
| 0bbd5f4e | 124 | |
| 0bbd5f4e | 125 | |
| 7bb67c14 SN |
126 | |
| 127 | #define IOAT_CHAN_DMACOUNT_OFFSET 0x06 /* 16-bit DMA Count register */ | |
| 128 | ||
| 129 | #define IOAT_DCACTRL_OFFSET 0x30 /* 32 bit Direct Cache Access Control Register */ | |
| 130 | #define IOAT_DCACTRL_CMPL_WRITE_ENABLE 0x10000 | |
| 131 | #define IOAT_DCACTRL_TARGET_CPU_MASK 0xFFFF /* APIC ID */ | |
| 132 | ||
| 133 | /* CB DCA Memory Space Registers */ | |
| 134 | #define IOAT_DCAOFFSET_OFFSET 0x14 | |
| 135 | /* CB_BAR + IOAT_DCAOFFSET value */ | |
| 136 | #define IOAT_DCA_VER_OFFSET 0x00 | |
| 137 | #define IOAT_DCA_VER_MAJOR_MASK 0xF0 | |
| 138 | #define IOAT_DCA_VER_MINOR_MASK 0x0F | |
| 139 | ||
| 140 | #define IOAT_DCA_COMP_OFFSET 0x02 | |
| 141 | #define IOAT_DCA_COMP_V1 0x1 | |
| 142 | ||
| 143 | #define IOAT_FSB_CAPABILITY_OFFSET 0x04 | |
| 144 | #define IOAT_FSB_CAPABILITY_PREFETCH 0x1 | |
| 145 | ||
| 146 | #define IOAT_PCI_CAPABILITY_OFFSET 0x06 | |
| 147 | #define IOAT_PCI_CAPABILITY_MEMWR 0x1 | |
| 148 | ||
| 149 | #define IOAT_FSB_CAP_ENABLE_OFFSET 0x08 | |
| 150 | #define IOAT_FSB_CAP_ENABLE_PREFETCH 0x1 | |
| 151 | ||
| 152 | #define IOAT_PCI_CAP_ENABLE_OFFSET 0x0A | |
| 153 | #define IOAT_PCI_CAP_ENABLE_MEMWR 0x1 | |
| 154 | ||
| 155 | #define IOAT_APICID_TAG_MAP_OFFSET 0x0C | |
| 156 | #define IOAT_APICID_TAG_MAP_TAG0 0x0000000F | |
| 157 | #define IOAT_APICID_TAG_MAP_TAG0_SHIFT 0 | |
| 158 | #define IOAT_APICID_TAG_MAP_TAG1 0x000000F0 | |
| 159 | #define IOAT_APICID_TAG_MAP_TAG1_SHIFT 4 | |
| 160 | #define IOAT_APICID_TAG_MAP_TAG2 0x00000F00 | |
| 161 | #define IOAT_APICID_TAG_MAP_TAG2_SHIFT 8 | |
| 162 | #define IOAT_APICID_TAG_MAP_TAG3 0x0000F000 | |
| 163 | #define IOAT_APICID_TAG_MAP_TAG3_SHIFT 12 | |
| 164 | #define IOAT_APICID_TAG_MAP_TAG4 0x000F0000 | |
| 165 | #define IOAT_APICID_TAG_MAP_TAG4_SHIFT 16 | |
| 166 | #define IOAT_APICID_TAG_CB2_VALID 0x8080808080 | |
| 167 | ||
| 168 | #define IOAT_DCA_GREQID_OFFSET 0x10 | |
| 169 | #define IOAT_DCA_GREQID_SIZE 0x04 | |
| 170 | #define IOAT_DCA_GREQID_MASK 0xFFFF | |
| 171 | #define IOAT_DCA_GREQID_IGNOREFUN 0x10000000 | |
| 172 | #define IOAT_DCA_GREQID_VALID 0x20000000 | |
| 173 | #define IOAT_DCA_GREQID_LASTID 0x80000000 | |
| 174 | ||
| 7f1b358a MS |
175 | #define IOAT3_CSI_CAPABILITY_OFFSET 0x08 |
| 176 | #define IOAT3_CSI_CAPABILITY_PREFETCH 0x1 | |
| 177 | ||
| 178 | #define IOAT3_PCI_CAPABILITY_OFFSET 0x0A | |
| 179 | #define IOAT3_PCI_CAPABILITY_MEMWR 0x1 | |
| 180 | ||
| 181 | #define IOAT3_CSI_CONTROL_OFFSET 0x0C | |
| 182 | #define IOAT3_CSI_CONTROL_PREFETCH 0x1 | |
| 183 | ||
| 184 | #define IOAT3_PCI_CONTROL_OFFSET 0x0E | |
| 185 | #define IOAT3_PCI_CONTROL_MEMWR 0x1 | |
| 186 | ||
| 187 | #define IOAT3_APICID_TAG_MAP_OFFSET 0x10 | |
| 188 | #define IOAT3_APICID_TAG_MAP_OFFSET_LOW 0x10 | |
| 189 | #define IOAT3_APICID_TAG_MAP_OFFSET_HIGH 0x14 | |
| 7bb67c14 | 190 | |
| 7f1b358a | 191 | #define IOAT3_DCA_GREQID_OFFSET 0x02 |
| 7bb67c14 SN |
192 | |
| 193 | #define IOAT1_CHAINADDR_OFFSET 0x0C /* 64-bit Descriptor Chain Address Register */ | |
| 194 | #define IOAT2_CHAINADDR_OFFSET 0x10 /* 64-bit Descriptor Chain Address Register */ | |
| 195 | #define IOAT_CHAINADDR_OFFSET(ver) ((ver) < IOAT_VER_2_0 \ | |
| 196 | ? IOAT1_CHAINADDR_OFFSET : IOAT2_CHAINADDR_OFFSET) | |
| 197 | #define IOAT1_CHAINADDR_OFFSET_LOW 0x0C | |
| 198 | #define IOAT2_CHAINADDR_OFFSET_LOW 0x10 | |
| 199 | #define IOAT_CHAINADDR_OFFSET_LOW(ver) ((ver) < IOAT_VER_2_0 \ | |
| 200 | ? IOAT1_CHAINADDR_OFFSET_LOW : IOAT2_CHAINADDR_OFFSET_LOW) | |
| 201 | #define IOAT1_CHAINADDR_OFFSET_HIGH 0x10 | |
| 202 | #define IOAT2_CHAINADDR_OFFSET_HIGH 0x14 | |
| 203 | #define IOAT_CHAINADDR_OFFSET_HIGH(ver) ((ver) < IOAT_VER_2_0 \ | |
| 204 | ? IOAT1_CHAINADDR_OFFSET_HIGH : IOAT2_CHAINADDR_OFFSET_HIGH) | |
| 205 | ||
| 206 | #define IOAT1_CHANCMD_OFFSET 0x14 /* 8-bit DMA Channel Command Register */ | |
| 207 | #define IOAT2_CHANCMD_OFFSET 0x04 /* 8-bit DMA Channel Command Register */ | |
| 208 | #define IOAT_CHANCMD_OFFSET(ver) ((ver) < IOAT_VER_2_0 \ | |
| 209 | ? IOAT1_CHANCMD_OFFSET : IOAT2_CHANCMD_OFFSET) | |
| 0bbd5f4e CL |
210 | #define IOAT_CHANCMD_RESET 0x20 |
| 211 | #define IOAT_CHANCMD_RESUME 0x10 | |
| 212 | #define IOAT_CHANCMD_ABORT 0x08 | |
| 213 | #define IOAT_CHANCMD_SUSPEND 0x04 | |
| 214 | #define IOAT_CHANCMD_APPEND 0x02 | |
| 215 | #define IOAT_CHANCMD_START 0x01 | |
| 216 | ||
| 217 | #define IOAT_CHANCMP_OFFSET 0x18 /* 64-bit Channel Completion Address Register */ | |
| 218 | #define IOAT_CHANCMP_OFFSET_LOW 0x18 | |
| 219 | #define IOAT_CHANCMP_OFFSET_HIGH 0x1C | |
| 220 | ||
| 221 | #define IOAT_CDAR_OFFSET 0x20 /* 64-bit Current Descriptor Address Register */ | |
| 222 | #define IOAT_CDAR_OFFSET_LOW 0x20 | |
| 223 | #define IOAT_CDAR_OFFSET_HIGH 0x24 | |
| 224 | ||
| 225 | #define IOAT_CHANERR_OFFSET 0x28 /* 32-bit Channel Error Register */ | |
| 09c8a5b8 DW |
226 | #define IOAT_CHANERR_SRC_ADDR_ERR 0x0001 |
| 227 | #define IOAT_CHANERR_DEST_ADDR_ERR 0x0002 | |
| 228 | #define IOAT_CHANERR_NEXT_ADDR_ERR 0x0004 | |
| 229 | #define IOAT_CHANERR_NEXT_DESC_ALIGN_ERR 0x0008 | |
| 0bbd5f4e CL |
230 | #define IOAT_CHANERR_CHAIN_ADDR_VALUE_ERR 0x0010 |
| 231 | #define IOAT_CHANERR_CHANCMD_ERR 0x0020 | |
| 232 | #define IOAT_CHANERR_CHIPSET_UNCORRECTABLE_DATA_INTEGRITY_ERR 0x0040 | |
| 233 | #define IOAT_CHANERR_DMA_UNCORRECTABLE_DATA_INTEGRITY_ERR 0x0080 | |
| 234 | #define IOAT_CHANERR_READ_DATA_ERR 0x0100 | |
| 235 | #define IOAT_CHANERR_WRITE_DATA_ERR 0x0200 | |
| 09c8a5b8 DW |
236 | #define IOAT_CHANERR_CONTROL_ERR 0x0400 |
| 237 | #define IOAT_CHANERR_LENGTH_ERR 0x0800 | |
| 0bbd5f4e CL |
238 | #define IOAT_CHANERR_COMPLETION_ADDR_ERR 0x1000 |
| 239 | #define IOAT_CHANERR_INT_CONFIGURATION_ERR 0x2000 | |
| 240 | #define IOAT_CHANERR_SOFT_ERR 0x4000 | |
| 7bb67c14 | 241 | #define IOAT_CHANERR_UNAFFILIATED_ERR 0x8000 |
| 2aec048c DW |
242 | #define IOAT_CHANERR_XOR_P_OR_CRC_ERR 0x10000 |
| 243 | #define IOAT_CHANERR_XOR_Q_ERR 0x20000 | |
| 244 | #define IOAT_CHANERR_DESCRIPTOR_COUNT_ERR 0x40000 | |
| 0bbd5f4e | 245 | |
| b094ad3b DW |
246 | #define IOAT_CHANERR_HANDLE_MASK (IOAT_CHANERR_XOR_P_OR_CRC_ERR | IOAT_CHANERR_XOR_Q_ERR) |
| 247 | ||
| 0bbd5f4e CL |
248 | #define IOAT_CHANERR_MASK_OFFSET 0x2C /* 32-bit Channel Error Register */ |
| 249 | ||
| 250 | #endif /* _IOAT_REGISTERS_H_ */ |