| 1 | /****************************************************************************** |
| 2 | ** |
| 3 | ** FILE NAME : ifxmips_pcie_reg.h |
| 4 | ** PROJECT : IFX UEIP for VRX200 |
| 5 | ** MODULES : PCIe module |
| 6 | ** |
| 7 | ** DATE : 02 Mar 2009 |
| 8 | ** AUTHOR : Lei Chuanhua |
| 9 | ** DESCRIPTION : PCIe Root Complex Driver |
| 10 | ** COPYRIGHT : Copyright (c) 2009 |
| 11 | ** Infineon Technologies AG |
| 12 | ** Am Campeon 1-12, 85579 Neubiberg, Germany |
| 13 | ** |
| 14 | ** This program is free software; you can redistribute it and/or modify |
| 15 | ** it under the terms of the GNU General Public License as published by |
| 16 | ** the Free Software Foundation; either version 2 of the License, or |
| 17 | ** (at your option) any later version. |
| 18 | ** HISTORY |
| 19 | ** $Version $Date $Author $Comment |
| 20 | ** 0.0.1 17 Mar,2009 Lei Chuanhua Initial version |
| 21 | *******************************************************************************/ |
| 22 | #ifndef IFXMIPS_PCIE_REG_H |
| 23 | #define IFXMIPS_PCIE_REG_H |
| 24 | #include <linux/version.h> |
| 25 | #include <linux/types.h> |
| 26 | #include <linux/pci.h> |
| 27 | #include <linux/interrupt.h> |
| 28 | /*! |
| 29 | \file ifxmips_pcie_reg.h |
| 30 | \ingroup IFX_PCIE |
| 31 | \brief header file for PCIe module register definition |
| 32 | */ |
| 33 | /* PCIe Address Mapping Base */ |
| 34 | #define PCIE_CFG_PHY_BASE 0x1D000000UL |
| 35 | #define PCIE_CFG_BASE (KSEG1 + PCIE_CFG_PHY_BASE) |
| 36 | #define PCIE_CFG_SIZE (8 * 1024 * 1024) |
| 37 | |
| 38 | #define PCIE_MEM_PHY_BASE 0x1C000000UL |
| 39 | #define PCIE_MEM_BASE (KSEG1 + PCIE_MEM_PHY_BASE) |
| 40 | #define PCIE_MEM_SIZE (16 * 1024 * 1024) |
| 41 | #define PCIE_MEM_PHY_END (PCIE_MEM_PHY_BASE + PCIE_MEM_SIZE - 1) |
| 42 | |
| 43 | #define PCIE_IO_PHY_BASE 0x1D800000UL |
| 44 | #define PCIE_IO_BASE (KSEG1 + PCIE_IO_PHY_BASE) |
| 45 | #define PCIE_IO_SIZE (1 * 1024 * 1024) |
| 46 | #define PCIE_IO_PHY_END (PCIE_IO_PHY_BASE + PCIE_IO_SIZE - 1) |
| 47 | |
| 48 | #define PCIE_RC_CFG_BASE (KSEG1 + 0x1D900000) |
| 49 | #define PCIE_APP_LOGIC_REG (KSEG1 + 0x1E100900) |
| 50 | #define PCIE_MSI_PHY_BASE 0x1F600000UL |
| 51 | |
| 52 | #define PCIE_PDI_PHY_BASE 0x1F106800UL |
| 53 | #define PCIE_PDI_BASE (KSEG1 + PCIE_PDI_PHY_BASE) |
| 54 | #define PCIE_PDI_SIZE 0x400 |
| 55 | |
| 56 | #define PCIE1_CFG_PHY_BASE 0x19000000UL |
| 57 | #define PCIE1_CFG_BASE (KSEG1 + PCIE1_CFG_PHY_BASE) |
| 58 | #define PCIE1_CFG_SIZE (8 * 1024 * 1024) |
| 59 | |
| 60 | #define PCIE1_MEM_PHY_BASE 0x18000000UL |
| 61 | #define PCIE1_MEM_BASE (KSEG1 + PCIE1_MEM_PHY_BASE) |
| 62 | #define PCIE1_MEM_SIZE (16 * 1024 * 1024) |
| 63 | #define PCIE1_MEM_PHY_END (PCIE1_MEM_PHY_BASE + PCIE1_MEM_SIZE - 1) |
| 64 | |
| 65 | #define PCIE1_IO_PHY_BASE 0x19800000UL |
| 66 | #define PCIE1_IO_BASE (KSEG1 + PCIE1_IO_PHY_BASE) |
| 67 | #define PCIE1_IO_SIZE (1 * 1024 * 1024) |
| 68 | #define PCIE1_IO_PHY_END (PCIE1_IO_PHY_BASE + PCIE1_IO_SIZE - 1) |
| 69 | |
| 70 | #define PCIE1_RC_CFG_BASE (KSEG1 + 0x19900000) |
| 71 | #define PCIE1_APP_LOGIC_REG (KSEG1 + 0x1E100700) |
| 72 | #define PCIE1_MSI_PHY_BASE 0x1F400000UL |
| 73 | |
| 74 | #define PCIE1_PDI_PHY_BASE 0x1F700400UL |
| 75 | #define PCIE1_PDI_BASE (KSEG1 + PCIE1_PDI_PHY_BASE) |
| 76 | #define PCIE1_PDI_SIZE 0x400 |
| 77 | |
| 78 | #define PCIE_CFG_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_CFG_BASE) : (PCIE_CFG_BASE)) |
| 79 | #define PCIE_MEM_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_MEM_BASE) : (PCIE_MEM_BASE)) |
| 80 | #define PCIE_IO_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_IO_BASE) : (PCIE_IO_BASE)) |
| 81 | #define PCIE_MEM_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_MEM_PHY_BASE) : (PCIE_MEM_PHY_BASE)) |
| 82 | #define PCIE_MEM_PHY_PORT_TO_END(X) ((X) > 0 ? (PCIE1_MEM_PHY_END) : (PCIE_MEM_PHY_END)) |
| 83 | #define PCIE_IO_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_IO_PHY_BASE) : (PCIE_IO_PHY_BASE)) |
| 84 | #define PCIE_IO_PHY_PORT_TO_END(X) ((X) > 0 ? (PCIE1_IO_PHY_END) : (PCIE_IO_PHY_END)) |
| 85 | #define PCIE_APP_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_APP_LOGIC_REG) : (PCIE_APP_LOGIC_REG)) |
| 86 | #define PCIE_RC_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_RC_CFG_BASE) : (PCIE_RC_CFG_BASE)) |
| 87 | #define PCIE_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_PDI_BASE) : (PCIE_PDI_BASE)) |
| 88 | |
| 89 | /* PCIe Application Logic Register */ |
| 90 | /* RC Core Control Register */ |
| 91 | #define PCIE_RC_CCR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x10) |
| 92 | /* This should be enabled after initializing configuratin registers |
| 93 | * Also should check link status retraining bit |
| 94 | */ |
| 95 | #define PCIE_RC_CCR_LTSSM_ENABLE 0x00000001 /* Enable LTSSM to continue link establishment */ |
| 96 | |
| 97 | /* RC Core Debug Register */ |
| 98 | #define PCIE_RC_DR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x14) |
| 99 | #define PCIE_RC_DR_DLL_UP 0x00000001 /* Data Link Layer Up */ |
| 100 | #define PCIE_RC_DR_CURRENT_POWER_STATE 0x0000000E /* Current Power State */ |
| 101 | #define PCIE_RC_DR_CURRENT_POWER_STATE_S 1 |
| 102 | #define PCIE_RC_DR_CURRENT_LTSSM_STATE 0x000001F0 /* Current LTSSM State */ |
| 103 | #define PCIE_RC_DR_CURRENT_LTSSM_STATE_S 4 |
| 104 | |
| 105 | #define PCIE_RC_DR_PM_DEV_STATE 0x00000E00 /* Power Management D-State */ |
| 106 | #define PCIE_RC_DR_PM_DEV_STATE_S 9 |
| 107 | |
| 108 | #define PCIE_RC_DR_PM_ENABLED 0x00001000 /* Power Management State from PMU */ |
| 109 | #define PCIE_RC_DR_PME_EVENT_ENABLED 0x00002000 /* Power Management Event Enable State */ |
| 110 | #define PCIE_RC_DR_AUX_POWER_ENABLED 0x00004000 /* Auxiliary Power Enable */ |
| 111 | |
| 112 | /* Current Power State Definition */ |
| 113 | enum { |
| 114 | PCIE_RC_DR_D0 = 0, |
| 115 | PCIE_RC_DR_D1, /* Not supported */ |
| 116 | PCIE_RC_DR_D2, /* Not supported */ |
| 117 | PCIE_RC_DR_D3, |
| 118 | PCIE_RC_DR_UN, |
| 119 | }; |
| 120 | |
| 121 | /* PHY Link Status Register */ |
| 122 | #define PCIE_PHY_SR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x18) |
| 123 | #define PCIE_PHY_SR_PHY_LINK_UP 0x00000001 /* PHY Link Up/Down Indicator */ |
| 124 | |
| 125 | /* Electromechanical Control Register */ |
| 126 | #define PCIE_EM_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x1C) |
| 127 | #define PCIE_EM_CR_CARD_IS_PRESENT 0x00000001 /* Card Presence Detect State */ |
| 128 | #define PCIE_EM_CR_MRL_OPEN 0x00000002 /* MRL Sensor State */ |
| 129 | #define PCIE_EM_CR_POWER_FAULT_SET 0x00000004 /* Power Fault Detected */ |
| 130 | #define PCIE_EM_CR_MRL_SENSOR_SET 0x00000008 /* MRL Sensor Changed */ |
| 131 | #define PCIE_EM_CR_PRESENT_DETECT_SET 0x00000010 /* Card Presense Detect Changed */ |
| 132 | #define PCIE_EM_CR_CMD_CPL_INT_SET 0x00000020 /* Command Complete Interrupt */ |
| 133 | #define PCIE_EM_CR_SYS_INTERLOCK_SET 0x00000040 /* System Electromechanical IterLock Engaged */ |
| 134 | #define PCIE_EM_CR_ATTENTION_BUTTON_SET 0x00000080 /* Attention Button Pressed */ |
| 135 | |
| 136 | /* Interrupt Status Register */ |
| 137 | #define PCIE_IR_SR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x20) |
| 138 | #define PCIE_IR_SR_PME_CAUSE_MSI 0x00000002 /* MSI caused by PME */ |
| 139 | #define PCIE_IR_SR_HP_PME_WAKE_GEN 0x00000004 /* Hotplug PME Wake Generation */ |
| 140 | #define PCIE_IR_SR_HP_MSI 0x00000008 /* Hotplug MSI */ |
| 141 | #define PCIE_IR_SR_AHB_LU_ERR 0x00000030 /* AHB Bridge Lookup Error Signals */ |
| 142 | #define PCIE_IR_SR_AHB_LU_ERR_S 4 |
| 143 | #define PCIE_IR_SR_INT_MSG_NUM 0x00003E00 /* Interrupt Message Number */ |
| 144 | #define PCIE_IR_SR_INT_MSG_NUM_S 9 |
| 145 | #define PCIE_IR_SR_AER_INT_MSG_NUM 0xF8000000 /* Advanced Error Interrupt Message Number */ |
| 146 | #define PCIE_IR_SR_AER_INT_MSG_NUM_S 27 |
| 147 | |
| 148 | /* Message Control Register */ |
| 149 | #define PCIE_MSG_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x30) |
| 150 | #define PCIE_MSG_CR_GEN_PME_TURN_OFF_MSG 0x00000001 /* Generate PME Turn Off Message */ |
| 151 | #define PCIE_MSG_CR_GEN_UNLOCK_MSG 0x00000002 /* Generate Unlock Message */ |
| 152 | |
| 153 | #define PCIE_VDM_DR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x34) |
| 154 | |
| 155 | /* Vendor-Defined Message Requester ID Register */ |
| 156 | #define PCIE_VDM_RID(X) (PCIE_APP_PORT_TO_BASE (X) + 0x38) |
| 157 | #define PCIE_VDM_RID_VENROR_MSG_REQ_ID 0x0000FFFF |
| 158 | #define PCIE_VDM_RID_VDMRID_S 0 |
| 159 | |
| 160 | /* ASPM Control Register */ |
| 161 | #define PCIE_ASPM_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x40) |
| 162 | #define PCIE_ASPM_CR_HOT_RST 0x00000001 /* Hot Reset Request to the downstream device */ |
| 163 | #define PCIE_ASPM_CR_REQ_EXIT_L1 0x00000002 /* Request to Exit L1 */ |
| 164 | #define PCIE_ASPM_CR_REQ_ENTER_L1 0x00000004 /* Request to Enter L1 */ |
| 165 | |
| 166 | /* Vendor Message DW0 Register */ |
| 167 | #define PCIE_VM_MSG_DW0(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x50) |
| 168 | #define PCIE_VM_MSG_DW0_TYPE 0x0000001F /* Message type */ |
| 169 | #define PCIE_VM_MSG_DW0_TYPE_S 0 |
| 170 | #define PCIE_VM_MSG_DW0_FORMAT 0x00000060 /* Format */ |
| 171 | #define PCIE_VM_MSG_DW0_FORMAT_S 5 |
| 172 | #define PCIE_VM_MSG_DW0_TC 0x00007000 /* Traffic Class */ |
| 173 | #define PCIE_VM_MSG_DW0_TC_S 12 |
| 174 | #define PCIE_VM_MSG_DW0_ATTR 0x000C0000 /* Atrributes */ |
| 175 | #define PCIE_VM_MSG_DW0_ATTR_S 18 |
| 176 | #define PCIE_VM_MSG_DW0_EP_TLP 0x00100000 /* Poisoned TLP */ |
| 177 | #define PCIE_VM_MSG_DW0_TD 0x00200000 /* TLP Digest */ |
| 178 | #define PCIE_VM_MSG_DW0_LEN 0xFFC00000 /* Length */ |
| 179 | #define PCIE_VM_MSG_DW0_LEN_S 22 |
| 180 | |
| 181 | /* Format Definition */ |
| 182 | enum { |
| 183 | PCIE_VM_MSG_FORMAT_00 = 0, /* 3DW Hdr, no data*/ |
| 184 | PCIE_VM_MSG_FORMAT_01, /* 4DW Hdr, no data */ |
| 185 | PCIE_VM_MSG_FORMAT_10, /* 3DW Hdr, with data */ |
| 186 | PCIE_VM_MSG_FORMAT_11, /* 4DW Hdr, with data */ |
| 187 | }; |
| 188 | |
| 189 | /* Traffic Class Definition */ |
| 190 | enum { |
| 191 | PCIE_VM_MSG_TC0 = 0, |
| 192 | PCIE_VM_MSG_TC1, |
| 193 | PCIE_VM_MSG_TC2, |
| 194 | PCIE_VM_MSG_TC3, |
| 195 | PCIE_VM_MSG_TC4, |
| 196 | PCIE_VM_MSG_TC5, |
| 197 | PCIE_VM_MSG_TC6, |
| 198 | PCIE_VM_MSG_TC7, |
| 199 | }; |
| 200 | |
| 201 | /* Attributes Definition */ |
| 202 | enum { |
| 203 | PCIE_VM_MSG_ATTR_00 = 0, /* RO and No Snoop cleared */ |
| 204 | PCIE_VM_MSG_ATTR_01, /* RO cleared , No Snoop set */ |
| 205 | PCIE_VM_MSG_ATTR_10, /* RO set, No Snoop cleared*/ |
| 206 | PCIE_VM_MSG_ATTR_11, /* RO and No Snoop set */ |
| 207 | }; |
| 208 | |
| 209 | /* Payload Size Definition */ |
| 210 | #define PCIE_VM_MSG_LEN_MIN 0 |
| 211 | #define PCIE_VM_MSG_LEN_MAX 1024 |
| 212 | |
| 213 | /* Vendor Message DW1 Register */ |
| 214 | #define PCIE_VM_MSG_DW1(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x54) |
| 215 | #define PCIE_VM_MSG_DW1_FUNC_NUM 0x00000070 /* Function Number */ |
| 216 | #define PCIE_VM_MSG_DW1_FUNC_NUM_S 8 |
| 217 | #define PCIE_VM_MSG_DW1_CODE 0x00FF0000 /* Message Code */ |
| 218 | #define PCIE_VM_MSG_DW1_CODE_S 16 |
| 219 | #define PCIE_VM_MSG_DW1_TAG 0xFF000000 /* Tag */ |
| 220 | #define PCIE_VM_MSG_DW1_TAG_S 24 |
| 221 | |
| 222 | #define PCIE_VM_MSG_DW2(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x58) |
| 223 | #define PCIE_VM_MSG_DW3(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x5C) |
| 224 | |
| 225 | /* Vendor Message Request Register */ |
| 226 | #define PCIE_VM_MSG_REQR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x60) |
| 227 | #define PCIE_VM_MSG_REQR_REQ 0x00000001 /* Vendor Message Request */ |
| 228 | |
| 229 | |
| 230 | /* AHB Slave Side Band Control Register */ |
| 231 | #define PCIE_AHB_SSB(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x70) |
| 232 | #define PCIE_AHB_SSB_REQ_BCM 0x00000001 /* Slave Reques BCM filed */ |
| 233 | #define PCIE_AHB_SSB_REQ_EP 0x00000002 /* Slave Reques EP filed */ |
| 234 | #define PCIE_AHB_SSB_REQ_TD 0x00000004 /* Slave Reques TD filed */ |
| 235 | #define PCIE_AHB_SSB_REQ_ATTR 0x00000018 /* Slave Reques Attribute number */ |
| 236 | #define PCIE_AHB_SSB_REQ_ATTR_S 3 |
| 237 | #define PCIE_AHB_SSB_REQ_TC 0x000000E0 /* Slave Request TC Field */ |
| 238 | #define PCIE_AHB_SSB_REQ_TC_S 5 |
| 239 | |
| 240 | /* AHB Master SideBand Ctrl Register */ |
| 241 | #define PCIE_AHB_MSB(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x74) |
| 242 | #define PCIE_AHB_MSB_RESP_ATTR 0x00000003 /* Master Response Attribute number */ |
| 243 | #define PCIE_AHB_MSB_RESP_ATTR_S 0 |
| 244 | #define PCIE_AHB_MSB_RESP_BAD_EOT 0x00000004 /* Master Response Badeot filed */ |
| 245 | #define PCIE_AHB_MSB_RESP_BCM 0x00000008 /* Master Response BCM filed */ |
| 246 | #define PCIE_AHB_MSB_RESP_EP 0x00000010 /* Master Response EP filed */ |
| 247 | #define PCIE_AHB_MSB_RESP_TD 0x00000020 /* Master Response TD filed */ |
| 248 | #define PCIE_AHB_MSB_RESP_FUN_NUM 0x000003C0 /* Master Response Function number */ |
| 249 | #define PCIE_AHB_MSB_RESP_FUN_NUM_S 6 |
| 250 | |
| 251 | /* AHB Control Register, fixed bus enumeration exception */ |
| 252 | #define PCIE_AHB_CTRL(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x78) |
| 253 | #define PCIE_AHB_CTRL_BUS_ERROR_SUPPRESS 0x00000001 |
| 254 | |
| 255 | /* Interrupt Enalbe Register */ |
| 256 | #define PCIE_IRNEN(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xF4) |
| 257 | #define PCIE_IRNCR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xF8) |
| 258 | #define PCIE_IRNICR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xFC) |
| 259 | |
| 260 | /* PCIe interrupt enable/control/capture register definition */ |
| 261 | #define PCIE_IRN_AER_REPORT 0x00000001 /* AER Interrupt */ |
| 262 | #define PCIE_IRN_AER_MSIX 0x00000002 /* Advanced Error MSI-X Interrupt */ |
| 263 | #define PCIE_IRN_PME 0x00000004 /* PME Interrupt */ |
| 264 | #define PCIE_IRN_HOTPLUG 0x00000008 /* Hotplug Interrupt */ |
| 265 | #define PCIE_IRN_RX_VDM_MSG 0x00000010 /* Vendor-Defined Message Interrupt */ |
| 266 | #define PCIE_IRN_RX_CORRECTABLE_ERR_MSG 0x00000020 /* Correctable Error Message Interrupt */ |
| 267 | #define PCIE_IRN_RX_NON_FATAL_ERR_MSG 0x00000040 /* Non-fatal Error Message */ |
| 268 | #define PCIE_IRN_RX_FATAL_ERR_MSG 0x00000080 /* Fatal Error Message */ |
| 269 | #define PCIE_IRN_RX_PME_MSG 0x00000100 /* PME Message Interrupt */ |
| 270 | #define PCIE_IRN_RX_PME_TURNOFF_ACK 0x00000200 /* PME Turnoff Ack Message Interrupt */ |
| 271 | #define PCIE_IRN_AHB_BR_FATAL_ERR 0x00000400 /* AHB Fatal Error Interrupt */ |
| 272 | #define PCIE_IRN_LINK_AUTO_BW_STATUS 0x00000800 /* Link Auto Bandwidth Status Interrupt */ |
| 273 | #define PCIE_IRN_BW_MGT 0x00001000 /* Bandwidth Managment Interrupt */ |
| 274 | #define PCIE_IRN_INTA 0x00002000 /* INTA */ |
| 275 | #define PCIE_IRN_INTB 0x00004000 /* INTB */ |
| 276 | #define PCIE_IRN_INTC 0x00008000 /* INTC */ |
| 277 | #define PCIE_IRN_INTD 0x00010000 /* INTD */ |
| 278 | #define PCIE_IRN_WAKEUP 0x00020000 /* Wake up Interrupt */ |
| 279 | |
| 280 | #define PCIE_RC_CORE_COMBINED_INT (PCIE_IRN_AER_REPORT | PCIE_IRN_AER_MSIX | PCIE_IRN_PME | \ |
| 281 | PCIE_IRN_HOTPLUG | PCIE_IRN_RX_VDM_MSG | PCIE_IRN_RX_CORRECTABLE_ERR_MSG |\ |
| 282 | PCIE_IRN_RX_NON_FATAL_ERR_MSG | PCIE_IRN_RX_FATAL_ERR_MSG | \ |
| 283 | PCIE_IRN_RX_PME_MSG | PCIE_IRN_RX_PME_TURNOFF_ACK | PCIE_IRN_AHB_BR_FATAL_ERR | \ |
| 284 | PCIE_IRN_LINK_AUTO_BW_STATUS | PCIE_IRN_BW_MGT) |
| 285 | /* PCIe RC Configuration Register */ |
| 286 | #define PCIE_VDID(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x00) |
| 287 | |
| 288 | /* Bit definition from pci_reg.h */ |
| 289 | #define PCIE_PCICMDSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x04) |
| 290 | #define PCIE_CCRID(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x08) |
| 291 | #define PCIE_CLSLTHTBR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x0C) /* EP only */ |
| 292 | /* BAR0, BAR1,Only necessary if the bridges implements a device-specific register set or memory buffer */ |
| 293 | #define PCIE_BAR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x10) /* Not used*/ |
| 294 | #define PCIE_BAR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x14) /* Not used */ |
| 295 | |
| 296 | #define PCIE_BNR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x18) /* Mandatory */ |
| 297 | /* Bus Number Register bits */ |
| 298 | #define PCIE_BNR_PRIMARY_BUS_NUM 0x000000FF |
| 299 | #define PCIE_BNR_PRIMARY_BUS_NUM_S 0 |
| 300 | #define PCIE_PNR_SECONDARY_BUS_NUM 0x0000FF00 |
| 301 | #define PCIE_PNR_SECONDARY_BUS_NUM_S 8 |
| 302 | #define PCIE_PNR_SUB_BUS_NUM 0x00FF0000 |
| 303 | #define PCIE_PNR_SUB_BUS_NUM_S 16 |
| 304 | |
| 305 | /* IO Base/Limit Register bits */ |
| 306 | #define PCIE_IOBLSECS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x1C) /* RC only */ |
| 307 | #define PCIE_IOBLSECS_32BIT_IO_ADDR 0x00000001 |
| 308 | #define PCIE_IOBLSECS_IO_BASE_ADDR 0x000000F0 |
| 309 | #define PCIE_IOBLSECS_IO_BASE_ADDR_S 4 |
| 310 | #define PCIE_IOBLSECS_32BIT_IOLIMT 0x00000100 |
| 311 | #define PCIE_IOBLSECS_IO_LIMIT_ADDR 0x0000F000 |
| 312 | #define PCIE_IOBLSECS_IO_LIMIT_ADDR_S 12 |
| 313 | |
| 314 | /* Non-prefetchable Memory Base/Limit Register bit */ |
| 315 | #define PCIE_MBML(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x20) /* RC only */ |
| 316 | #define PCIE_MBML_MEM_BASE_ADDR 0x0000FFF0 |
| 317 | #define PCIE_MBML_MEM_BASE_ADDR_S 4 |
| 318 | #define PCIE_MBML_MEM_LIMIT_ADDR 0xFFF00000 |
| 319 | #define PCIE_MBML_MEM_LIMIT_ADDR_S 20 |
| 320 | |
| 321 | /* Prefetchable Memory Base/Limit Register bit */ |
| 322 | #define PCIE_PMBL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x24) /* RC only */ |
| 323 | #define PCIE_PMBL_64BIT_ADDR 0x00000001 |
| 324 | #define PCIE_PMBL_UPPER_12BIT 0x0000FFF0 |
| 325 | #define PCIE_PMBL_UPPER_12BIT_S 4 |
| 326 | #define PCIE_PMBL_E64MA 0x00010000 |
| 327 | #define PCIE_PMBL_END_ADDR 0xFFF00000 |
| 328 | #define PCIE_PMBL_END_ADDR_S 20 |
| 329 | #define PCIE_PMBU32(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x28) /* RC only */ |
| 330 | #define PCIE_PMLU32(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x2C) /* RC only */ |
| 331 | |
| 332 | /* I/O Base/Limit Upper 16 bits register */ |
| 333 | #define PCIE_IO_BANDL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x30) /* RC only */ |
| 334 | #define PCIE_IO_BANDL_UPPER_16BIT_IO_BASE 0x0000FFFF |
| 335 | #define PCIE_IO_BANDL_UPPER_16BIT_IO_BASE_S 0 |
| 336 | #define PCIE_IO_BANDL_UPPER_16BIT_IO_LIMIT 0xFFFF0000 |
| 337 | #define PCIE_IO_BANDL_UPPER_16BIT_IO_LIMIT_S 16 |
| 338 | |
| 339 | #define PCIE_CPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x34) |
| 340 | #define PCIE_EBBAR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x38) |
| 341 | |
| 342 | /* Interrupt and Secondary Bridge Control Register */ |
| 343 | #define PCIE_INTRBCTRL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x3C) |
| 344 | |
| 345 | #define PCIE_INTRBCTRL_INT_LINE 0x000000FF |
| 346 | #define PCIE_INTRBCTRL_INT_LINE_S 0 |
| 347 | #define PCIE_INTRBCTRL_INT_PIN 0x0000FF00 |
| 348 | #define PCIE_INTRBCTRL_INT_PIN_S 8 |
| 349 | #define PCIE_INTRBCTRL_PARITY_ERR_RESP_ENABLE 0x00010000 /* #PERR */ |
| 350 | #define PCIE_INTRBCTRL_SERR_ENABLE 0x00020000 /* #SERR */ |
| 351 | #define PCIE_INTRBCTRL_ISA_ENABLE 0x00040000 /* ISA enable, IO 64KB only */ |
| 352 | #define PCIE_INTRBCTRL_VGA_ENABLE 0x00080000 /* VGA enable */ |
| 353 | #define PCIE_INTRBCTRL_VGA_16BIT_DECODE 0x00100000 /* VGA 16bit decode */ |
| 354 | #define PCIE_INTRBCTRL_RST_SECONDARY_BUS 0x00400000 /* Secondary bus rest, hot rest, 1ms */ |
| 355 | /* Others are read only */ |
| 356 | enum { |
| 357 | PCIE_INTRBCTRL_INT_NON = 0, |
| 358 | PCIE_INTRBCTRL_INTA, |
| 359 | PCIE_INTRBCTRL_INTB, |
| 360 | PCIE_INTRBCTRL_INTC, |
| 361 | PCIE_INTRBCTRL_INTD, |
| 362 | }; |
| 363 | |
| 364 | #define PCIE_PM_CAPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x40) |
| 365 | |
| 366 | /* Power Management Control and Status Register */ |
| 367 | #define PCIE_PM_CSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x44) |
| 368 | |
| 369 | #define PCIE_PM_CSR_POWER_STATE 0x00000003 /* Power State */ |
| 370 | #define PCIE_PM_CSR_POWER_STATE_S 0 |
| 371 | #define PCIE_PM_CSR_SW_RST 0x00000008 /* Soft Reset Enabled */ |
| 372 | #define PCIE_PM_CSR_PME_ENABLE 0x00000100 /* PME Enable */ |
| 373 | #define PCIE_PM_CSR_PME_STATUS 0x00008000 /* PME status */ |
| 374 | |
| 375 | /* MSI Capability Register for EP */ |
| 376 | #define PCIE_MCAPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x50) |
| 377 | |
| 378 | #define PCIE_MCAPR_MSI_CAP_ID 0x000000FF /* MSI Capability ID */ |
| 379 | #define PCIE_MCAPR_MSI_CAP_ID_S 0 |
| 380 | #define PCIE_MCAPR_MSI_NEXT_CAP_PTR 0x0000FF00 /* Next Capability Pointer */ |
| 381 | #define PCIE_MCAPR_MSI_NEXT_CAP_PTR_S 8 |
| 382 | #define PCIE_MCAPR_MSI_ENABLE 0x00010000 /* MSI Enable */ |
| 383 | #define PCIE_MCAPR_MULTI_MSG_CAP 0x000E0000 /* Multiple Message Capable */ |
| 384 | #define PCIE_MCAPR_MULTI_MSG_CAP_S 17 |
| 385 | #define PCIE_MCAPR_MULTI_MSG_ENABLE 0x00700000 /* Multiple Message Enable */ |
| 386 | #define PCIE_MCAPR_MULTI_MSG_ENABLE_S 20 |
| 387 | #define PCIE_MCAPR_ADDR64_CAP 0X00800000 /* 64-bit Address Capable */ |
| 388 | |
| 389 | /* MSI Message Address Register */ |
| 390 | #define PCIE_MA(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x54) |
| 391 | |
| 392 | #define PCIE_MA_ADDR_MASK 0xFFFFFFFC /* Message Address */ |
| 393 | |
| 394 | /* MSI Message Upper Address Register */ |
| 395 | #define PCIE_MUA(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x58) |
| 396 | |
| 397 | /* MSI Message Data Register */ |
| 398 | #define PCIE_MD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x5C) |
| 399 | |
| 400 | #define PCIE_MD_DATA 0x0000FFFF /* Message Data */ |
| 401 | #define PCIE_MD_DATA_S 0 |
| 402 | |
| 403 | /* PCI Express Capability Register */ |
| 404 | #define PCIE_XCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x70) |
| 405 | |
| 406 | #define PCIE_XCAP_ID 0x000000FF /* PCI Express Capability ID */ |
| 407 | #define PCIE_XCAP_ID_S 0 |
| 408 | #define PCIE_XCAP_NEXT_CAP 0x0000FF00 /* Next Capability Pointer */ |
| 409 | #define PCIE_XCAP_NEXT_CAP_S 8 |
| 410 | #define PCIE_XCAP_VER 0x000F0000 /* PCI Express Capability Version */ |
| 411 | #define PCIE_XCAP_VER_S 16 |
| 412 | #define PCIE_XCAP_DEV_PORT_TYPE 0x00F00000 /* Device Port Type */ |
| 413 | #define PCIE_XCAP_DEV_PORT_TYPE_S 20 |
| 414 | #define PCIE_XCAP_SLOT_IMPLEMENTED 0x01000000 /* Slot Implemented */ |
| 415 | #define PCIE_XCAP_MSG_INT_NUM 0x3E000000 /* Interrupt Message Number */ |
| 416 | #define PCIE_XCAP_MSG_INT_NUM_S 25 |
| 417 | |
| 418 | /* Device Capability Register */ |
| 419 | #define PCIE_DCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x74) |
| 420 | |
| 421 | #define PCIE_DCAP_MAX_PAYLOAD_SIZE 0x00000007 /* Max Payload size */ |
| 422 | #define PCIE_DCAP_MAX_PAYLOAD_SIZE_S 0 |
| 423 | #define PCIE_DCAP_PHANTOM_FUNC 0x00000018 /* Phanton Function, not supported */ |
| 424 | #define PCIE_DCAP_PHANTOM_FUNC_S 3 |
| 425 | #define PCIE_DCAP_EXT_TAG 0x00000020 /* Extended Tag Field */ |
| 426 | #define PCIE_DCAP_EP_L0S_LATENCY 0x000001C0 /* EP L0s latency only */ |
| 427 | #define PCIE_DCAP_EP_L0S_LATENCY_S 6 |
| 428 | #define PCIE_DCAP_EP_L1_LATENCY 0x00000E00 /* EP L1 latency only */ |
| 429 | #define PCIE_DCAP_EP_L1_LATENCY_S 9 |
| 430 | #define PCIE_DCAP_ROLE_BASE_ERR_REPORT 0x00008000 /* Role Based ERR */ |
| 431 | |
| 432 | /* Maximum payload size supported */ |
| 433 | enum { |
| 434 | PCIE_MAX_PAYLOAD_128 = 0, |
| 435 | PCIE_MAX_PAYLOAD_256, |
| 436 | PCIE_MAX_PAYLOAD_512, |
| 437 | PCIE_MAX_PAYLOAD_1024, |
| 438 | PCIE_MAX_PAYLOAD_2048, |
| 439 | PCIE_MAX_PAYLOAD_4096, |
| 440 | }; |
| 441 | |
| 442 | /* Device Control and Status Register */ |
| 443 | #define PCIE_DCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x78) |
| 444 | |
| 445 | #define PCIE_DCTLSTS_CORRECTABLE_ERR_EN 0x00000001 /* COR-ERR */ |
| 446 | #define PCIE_DCTLSTS_NONFATAL_ERR_EN 0x00000002 /* Non-fatal ERR */ |
| 447 | #define PCIE_DCTLSTS_FATAL_ERR_EN 0x00000004 /* Fatal ERR */ |
| 448 | #define PCIE_DCTLSYS_UR_REQ_EN 0x00000008 /* UR ERR */ |
| 449 | #define PCIE_DCTLSTS_RELAXED_ORDERING_EN 0x00000010 /* Enable relaxing ordering */ |
| 450 | #define PCIE_DCTLSTS_MAX_PAYLOAD_SIZE 0x000000E0 /* Max payload mask */ |
| 451 | #define PCIE_DCTLSTS_MAX_PAYLOAD_SIZE_S 5 |
| 452 | #define PCIE_DCTLSTS_EXT_TAG_EN 0x00000100 /* Extended tag field */ |
| 453 | #define PCIE_DCTLSTS_PHANTOM_FUNC_EN 0x00000200 /* Phantom Function Enable */ |
| 454 | #define PCIE_DCTLSTS_AUX_PM_EN 0x00000400 /* AUX Power PM Enable */ |
| 455 | #define PCIE_DCTLSTS_NO_SNOOP_EN 0x00000800 /* Enable no snoop, except root port*/ |
| 456 | #define PCIE_DCTLSTS_MAX_READ_SIZE 0x00007000 /* Max Read Request size*/ |
| 457 | #define PCIE_DCTLSTS_MAX_READ_SIZE_S 12 |
| 458 | #define PCIE_DCTLSTS_CORRECTABLE_ERR 0x00010000 /* COR-ERR Detected */ |
| 459 | #define PCIE_DCTLSTS_NONFATAL_ERR 0x00020000 /* Non-Fatal ERR Detected */ |
| 460 | #define PCIE_DCTLSTS_FATAL_ER 0x00040000 /* Fatal ERR Detected */ |
| 461 | #define PCIE_DCTLSTS_UNSUPPORTED_REQ 0x00080000 /* UR Detected */ |
| 462 | #define PCIE_DCTLSTS_AUX_POWER 0x00100000 /* Aux Power Detected */ |
| 463 | #define PCIE_DCTLSTS_TRANSACT_PENDING 0x00200000 /* Transaction pending */ |
| 464 | |
| 465 | #define PCIE_DCTLSTS_ERR_EN (PCIE_DCTLSTS_CORRECTABLE_ERR_EN | \ |
| 466 | PCIE_DCTLSTS_NONFATAL_ERR_EN | PCIE_DCTLSTS_FATAL_ERR_EN | \ |
| 467 | PCIE_DCTLSYS_UR_REQ_EN) |
| 468 | |
| 469 | /* Link Capability Register */ |
| 470 | #define PCIE_LCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7C) |
| 471 | #define PCIE_LCAP_MAX_LINK_SPEED 0x0000000F /* Max link speed, 0x1 by default */ |
| 472 | #define PCIE_LCAP_MAX_LINK_SPEED_S 0 |
| 473 | #define PCIE_LCAP_MAX_LENGTH_WIDTH 0x000003F0 /* Maxium Length Width */ |
| 474 | #define PCIE_LCAP_MAX_LENGTH_WIDTH_S 4 |
| 475 | #define PCIE_LCAP_ASPM_LEVEL 0x00000C00 /* Active State Link PM Support */ |
| 476 | #define PCIE_LCAP_ASPM_LEVEL_S 10 |
| 477 | #define PCIE_LCAP_L0S_EIXT_LATENCY 0x00007000 /* L0s Exit Latency */ |
| 478 | #define PCIE_LCAP_L0S_EIXT_LATENCY_S 12 |
| 479 | #define PCIE_LCAP_L1_EXIT_LATENCY 0x00038000 /* L1 Exit Latency */ |
| 480 | #define PCIE_LCAP_L1_EXIT_LATENCY_S 15 |
| 481 | #define PCIE_LCAP_CLK_PM 0x00040000 /* Clock Power Management */ |
| 482 | #define PCIE_LCAP_SDER 0x00080000 /* Surprise Down Error Reporting */ |
| 483 | #define PCIE_LCAP_DLL_ACTIVE_REPROT 0x00100000 /* Data Link Layer Active Reporting Capable */ |
| 484 | #define PCIE_LCAP_PORT_NUM 0xFF0000000 /* Port number */ |
| 485 | #define PCIE_LCAP_PORT_NUM_S 24 |
| 486 | |
| 487 | /* Maximum Length width definition */ |
| 488 | #define PCIE_MAX_LENGTH_WIDTH_RES 0x00 |
| 489 | #define PCIE_MAX_LENGTH_WIDTH_X1 0x01 /* Default */ |
| 490 | #define PCIE_MAX_LENGTH_WIDTH_X2 0x02 |
| 491 | #define PCIE_MAX_LENGTH_WIDTH_X4 0x04 |
| 492 | #define PCIE_MAX_LENGTH_WIDTH_X8 0x08 |
| 493 | #define PCIE_MAX_LENGTH_WIDTH_X12 0x0C |
| 494 | #define PCIE_MAX_LENGTH_WIDTH_X16 0x10 |
| 495 | #define PCIE_MAX_LENGTH_WIDTH_X32 0x20 |
| 496 | |
| 497 | /* Active State Link PM definition */ |
| 498 | enum { |
| 499 | PCIE_ASPM_RES0 = 0, |
| 500 | PCIE_ASPM_L0S_ENTRY_SUPPORT, /* L0s */ |
| 501 | PCIE_ASPM_RES1, |
| 502 | PCIE_ASPM_L0S_L1_ENTRY_SUPPORT, /* L0s and L1, default */ |
| 503 | }; |
| 504 | |
| 505 | /* L0s Exit Latency definition */ |
| 506 | enum { |
| 507 | PCIE_L0S_EIXT_LATENCY_L64NS = 0, /* < 64 ns */ |
| 508 | PCIE_L0S_EIXT_LATENCY_B64A128, /* > 64 ns < 128 ns */ |
| 509 | PCIE_L0S_EIXT_LATENCY_B128A256, /* > 128 ns < 256 ns */ |
| 510 | PCIE_L0S_EIXT_LATENCY_B256A512, /* > 256 ns < 512 ns */ |
| 511 | PCIE_L0S_EIXT_LATENCY_B512TO1U, /* > 512 ns < 1 us */ |
| 512 | PCIE_L0S_EIXT_LATENCY_B1A2U, /* > 1 us < 2 us */ |
| 513 | PCIE_L0S_EIXT_LATENCY_B2A4U, /* > 2 us < 4 us */ |
| 514 | PCIE_L0S_EIXT_LATENCY_M4US, /* > 4 us */ |
| 515 | }; |
| 516 | |
| 517 | /* L1 Exit Latency definition */ |
| 518 | enum { |
| 519 | PCIE_L1_EXIT_LATENCY_L1US = 0, /* < 1 us */ |
| 520 | PCIE_L1_EXIT_LATENCY_B1A2, /* > 1 us < 2 us */ |
| 521 | PCIE_L1_EXIT_LATENCY_B2A4, /* > 2 us < 4 us */ |
| 522 | PCIE_L1_EXIT_LATENCY_B4A8, /* > 4 us < 8 us */ |
| 523 | PCIE_L1_EXIT_LATENCY_B8A16, /* > 8 us < 16 us */ |
| 524 | PCIE_L1_EXIT_LATENCY_B16A32, /* > 16 us < 32 us */ |
| 525 | PCIE_L1_EXIT_LATENCY_B32A64, /* > 32 us < 64 us */ |
| 526 | PCIE_L1_EXIT_LATENCY_M64US, /* > 64 us */ |
| 527 | }; |
| 528 | |
| 529 | /* Link Control and Status Register */ |
| 530 | #define PCIE_LCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x80) |
| 531 | #define PCIE_LCTLSTS_ASPM_ENABLE 0x00000003 /* Active State Link PM Control */ |
| 532 | #define PCIE_LCTLSTS_ASPM_ENABLE_S 0 |
| 533 | #define PCIE_LCTLSTS_RCB128 0x00000008 /* Read Completion Boundary 128*/ |
| 534 | #define PCIE_LCTLSTS_LINK_DISABLE 0x00000010 /* Link Disable */ |
| 535 | #define PCIE_LCTLSTS_RETRIAN_LINK 0x00000020 /* Retrain Link */ |
| 536 | #define PCIE_LCTLSTS_COM_CLK_CFG 0x00000040 /* Common Clock Configuration */ |
| 537 | #define PCIE_LCTLSTS_EXT_SYNC 0x00000080 /* Extended Synch */ |
| 538 | #define PCIE_LCTLSTS_CLK_PM_EN 0x00000100 /* Enable Clock Powerm Management */ |
| 539 | #define PCIE_LCTLSTS_LINK_SPEED 0x000F0000 /* Link Speed */ |
| 540 | #define PCIE_LCTLSTS_LINK_SPEED_S 16 |
| 541 | #define PCIE_LCTLSTS_NEGOTIATED_LINK_WIDTH 0x03F00000 /* Negotiated Link Width */ |
| 542 | #define PCIE_LCTLSTS_NEGOTIATED_LINK_WIDTH_S 20 |
| 543 | #define PCIE_LCTLSTS_RETRAIN_PENDING 0x08000000 /* Link training is ongoing */ |
| 544 | #define PCIE_LCTLSTS_SLOT_CLK_CFG 0x10000000 /* Slot Clock Configuration */ |
| 545 | #define PCIE_LCTLSTS_DLL_ACTIVE 0x20000000 /* Data Link Layer Active */ |
| 546 | |
| 547 | /* Slot Capabilities Register */ |
| 548 | #define PCIE_SLCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x84) |
| 549 | |
| 550 | /* Slot Capabilities */ |
| 551 | #define PCIE_SLCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x88) |
| 552 | |
| 553 | /* Root Control and Capability Register */ |
| 554 | #define PCIE_RCTLCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x8C) |
| 555 | #define PCIE_RCTLCAP_SERR_ON_CORRECTABLE_ERR 0x00000001 /* #SERR on COR-ERR */ |
| 556 | #define PCIE_RCTLCAP_SERR_ON_NONFATAL_ERR 0x00000002 /* #SERR on Non-Fatal ERR */ |
| 557 | #define PCIE_RCTLCAP_SERR_ON_FATAL_ERR 0x00000004 /* #SERR on Fatal ERR */ |
| 558 | #define PCIE_RCTLCAP_PME_INT_EN 0x00000008 /* PME Interrupt Enable */ |
| 559 | #define PCIE_RCTLCAP_SERR_ENABLE (PCIE_RCTLCAP_SERR_ON_CORRECTABLE_ERR | \ |
| 560 | PCIE_RCTLCAP_SERR_ON_NONFATAL_ERR | PCIE_RCTLCAP_SERR_ON_FATAL_ERR) |
| 561 | /* Root Status Register */ |
| 562 | #define PCIE_RSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x90) |
| 563 | #define PCIE_RSTS_PME_REQ_ID 0x0000FFFF /* PME Request ID */ |
| 564 | #define PCIE_RSTS_PME_REQ_ID_S 0 |
| 565 | #define PCIE_RSTS_PME_STATUS 0x00010000 /* PME Status */ |
| 566 | #define PCIE_RSTS_PME_PENDING 0x00020000 /* PME Pending */ |
| 567 | |
| 568 | /* PCI Express Enhanced Capability Header */ |
| 569 | #define PCIE_ENHANCED_CAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x100) |
| 570 | #define PCIE_ENHANCED_CAP_ID 0x0000FFFF /* PCI Express Extended Capability ID */ |
| 571 | #define PCIE_ENHANCED_CAP_ID_S 0 |
| 572 | #define PCIE_ENHANCED_CAP_VER 0x000F0000 /* Capability Version */ |
| 573 | #define PCIE_ENHANCED_CAP_VER_S 16 |
| 574 | #define PCIE_ENHANCED_CAP_NEXT_OFFSET 0xFFF00000 /* Next Capability Offset */ |
| 575 | #define PCIE_ENHANCED_CAP_NEXT_OFFSET_S 20 |
| 576 | |
| 577 | /* Uncorrectable Error Status Register */ |
| 578 | #define PCIE_UES_R(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x104) |
| 579 | #define PCIE_DATA_LINK_PROTOCOL_ERR 0x00000010 /* Data Link Protocol Error Status */ |
| 580 | #define PCIE_SURPRISE_DOWN_ERROR 0x00000020 /* Surprise Down Error Status */ |
| 581 | #define PCIE_POISONED_TLP 0x00001000 /* Poisoned TLP Status */ |
| 582 | #define PCIE_FC_PROTOCOL_ERR 0x00002000 /* Flow Control Protocol Error Status */ |
| 583 | #define PCIE_COMPLETION_TIMEOUT 0x00004000 /* Completion Timeout Status */ |
| 584 | #define PCIE_COMPLETOR_ABORT 0x00008000 /* Completer Abort Error */ |
| 585 | #define PCIE_UNEXPECTED_COMPLETION 0x00010000 /* Unexpected Completion Status */ |
| 586 | #define PCIE_RECEIVER_OVERFLOW 0x00020000 /* Receive Overflow Status */ |
| 587 | #define PCIE_MALFORNED_TLP 0x00040000 /* Malformed TLP Stauts */ |
| 588 | #define PCIE_ECRC_ERR 0x00080000 /* ECRC Error Stauts */ |
| 589 | #define PCIE_UR_REQ 0x00100000 /* Unsupported Request Error Status */ |
| 590 | #define PCIE_ALL_UNCORRECTABLE_ERR (PCIE_DATA_LINK_PROTOCOL_ERR | PCIE_SURPRISE_DOWN_ERROR | \ |
| 591 | PCIE_POISONED_TLP | PCIE_FC_PROTOCOL_ERR | PCIE_COMPLETION_TIMEOUT | \ |
| 592 | PCIE_COMPLETOR_ABORT | PCIE_UNEXPECTED_COMPLETION | PCIE_RECEIVER_OVERFLOW |\ |
| 593 | PCIE_MALFORNED_TLP | PCIE_ECRC_ERR | PCIE_UR_REQ) |
| 594 | |
| 595 | /* Uncorrectable Error Mask Register, Mask means no report */ |
| 596 | #define PCIE_UEMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x108) |
| 597 | |
| 598 | /* Uncorrectable Error Severity Register */ |
| 599 | #define PCIE_UESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x10C) |
| 600 | |
| 601 | /* Correctable Error Status Register */ |
| 602 | #define PCIE_CESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x110) |
| 603 | #define PCIE_RX_ERR 0x00000001 /* Receive Error Status */ |
| 604 | #define PCIE_BAD_TLP 0x00000040 /* Bad TLP Status */ |
| 605 | #define PCIE_BAD_DLLP 0x00000080 /* Bad DLLP Status */ |
| 606 | #define PCIE_REPLAY_NUM_ROLLOVER 0x00000100 /* Replay Number Rollover Status */ |
| 607 | #define PCIE_REPLAY_TIMER_TIMEOUT_ERR 0x00001000 /* Reply Timer Timeout Status */ |
| 608 | #define PCIE_ADVISORY_NONFTAL_ERR 0x00002000 /* Advisory Non-Fatal Error Status */ |
| 609 | #define PCIE_CORRECTABLE_ERR (PCIE_RX_ERR | PCIE_BAD_TLP | PCIE_BAD_DLLP | PCIE_REPLAY_NUM_ROLLOVER |\ |
| 610 | PCIE_REPLAY_TIMER_TIMEOUT_ERR | PCIE_ADVISORY_NONFTAL_ERR) |
| 611 | |
| 612 | /* Correctable Error Mask Register */ |
| 613 | #define PCIE_CEMR(X) (volatile u32*)(PCIE_RC_CFG_BASE + 0x114) |
| 614 | |
| 615 | /* Advanced Error Capabilities and Control Register */ |
| 616 | #define PCIE_AECCR(X) (volatile u32*)(PCIE_RC_CFG_BASE + 0x118) |
| 617 | #define PCIE_AECCR_FIRST_ERR_PTR 0x0000001F /* First Error Pointer */ |
| 618 | #define PCIE_AECCR_FIRST_ERR_PTR_S 0 |
| 619 | #define PCIE_AECCR_ECRC_GEN_CAP 0x00000020 /* ECRC Generation Capable */ |
| 620 | #define PCIE_AECCR_ECRC_GEN_EN 0x00000040 /* ECRC Generation Enable */ |
| 621 | #define PCIE_AECCR_ECRC_CHECK_CAP 0x00000080 /* ECRC Check Capable */ |
| 622 | #define PCIE_AECCR_ECRC_CHECK_EN 0x00000100 /* ECRC Check Enable */ |
| 623 | |
| 624 | /* Header Log Register 1 */ |
| 625 | #define PCIE_HLR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x11C) |
| 626 | |
| 627 | /* Header Log Register 2 */ |
| 628 | #define PCIE_HLR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x120) |
| 629 | |
| 630 | /* Header Log Register 3 */ |
| 631 | #define PCIE_HLR3(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x124) |
| 632 | |
| 633 | /* Header Log Register 4 */ |
| 634 | #define PCIE_HLR4(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x128) |
| 635 | |
| 636 | /* Root Error Command Register */ |
| 637 | #define PCIE_RECR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x12C) |
| 638 | #define PCIE_RECR_CORRECTABLE_ERR_REPORT_EN 0x00000001 /* COR-ERR */ |
| 639 | #define PCIE_RECR_NONFATAL_ERR_REPORT_EN 0x00000002 /* Non-Fatal ERR */ |
| 640 | #define PCIE_RECR_FATAL_ERR_REPORT_EN 0x00000004 /* Fatal ERR */ |
| 641 | #define PCIE_RECR_ERR_REPORT_EN (PCIE_RECR_CORRECTABLE_ERR_REPORT_EN | \ |
| 642 | PCIE_RECR_NONFATAL_ERR_REPORT_EN | PCIE_RECR_FATAL_ERR_REPORT_EN) |
| 643 | |
| 644 | /* Root Error Status Register */ |
| 645 | #define PCIE_RESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x130) |
| 646 | #define PCIE_RESR_CORRECTABLE_ERR 0x00000001 /* COR-ERR Receveid */ |
| 647 | #define PCIE_RESR_MULTI_CORRECTABLE_ERR 0x00000002 /* Multiple COR-ERR Received */ |
| 648 | #define PCIE_RESR_FATAL_NOFATAL_ERR 0x00000004 /* ERR Fatal/Non-Fatal Received */ |
| 649 | #define PCIE_RESR_MULTI_FATAL_NOFATAL_ERR 0x00000008 /* Multiple ERR Fatal/Non-Fatal Received */ |
| 650 | #define PCIE_RESR_FIRST_UNCORRECTABLE_FATAL_ERR 0x00000010 /* First UN-COR Fatal */ |
| 651 | #define PCIR_RESR_NON_FATAL_ERR 0x00000020 /* Non-Fatal Error Message Received */ |
| 652 | #define PCIE_RESR_FATAL_ERR 0x00000040 /* Fatal Message Received */ |
| 653 | #define PCIE_RESR_AER_INT_MSG_NUM 0xF8000000 /* Advanced Error Interrupt Message Number */ |
| 654 | #define PCIE_RESR_AER_INT_MSG_NUM_S 27 |
| 655 | |
| 656 | /* Error Source Indentification Register */ |
| 657 | #define PCIE_ESIR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x134) |
| 658 | #define PCIE_ESIR_CORRECTABLE_ERR_SRC_ID 0x0000FFFF |
| 659 | #define PCIE_ESIR_CORRECTABLE_ERR_SRC_ID_S 0 |
| 660 | #define PCIE_ESIR_FATAL_NON_FATAL_SRC_ID 0xFFFF0000 |
| 661 | #define PCIE_ESIR_FATAL_NON_FATAL_SRC_ID_S 16 |
| 662 | |
| 663 | /* VC Enhanced Capability Header */ |
| 664 | #define PCIE_VC_ECH(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x140) |
| 665 | |
| 666 | /* Port VC Capability Register */ |
| 667 | #define PCIE_PVC1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x144) |
| 668 | #define PCIE_PVC1_EXT_VC_CNT 0x00000007 /* Extended VC Count */ |
| 669 | #define PCIE_PVC1_EXT_VC_CNT_S 0 |
| 670 | #define PCIE_PVC1_LOW_PRI_EXT_VC_CNT 0x00000070 /* Low Priority Extended VC Count */ |
| 671 | #define PCIE_PVC1_LOW_PRI_EXT_VC_CNT_S 4 |
| 672 | #define PCIE_PVC1_REF_CLK 0x00000300 /* Reference Clock */ |
| 673 | #define PCIE_PVC1_REF_CLK_S 8 |
| 674 | #define PCIE_PVC1_PORT_ARB_TAB_ENTRY_SIZE 0x00000C00 /* Port Arbitration Table Entry Size */ |
| 675 | #define PCIE_PVC1_PORT_ARB_TAB_ENTRY_SIZE_S 10 |
| 676 | |
| 677 | /* Extended Virtual Channel Count Defintion */ |
| 678 | #define PCIE_EXT_VC_CNT_MIN 0 |
| 679 | #define PCIE_EXT_VC_CNT_MAX 7 |
| 680 | |
| 681 | /* Port Arbitration Table Entry Size Definition */ |
| 682 | enum { |
| 683 | PCIE_PORT_ARB_TAB_ENTRY_SIZE_S1BIT = 0, |
| 684 | PCIE_PORT_ARB_TAB_ENTRY_SIZE_S2BIT, |
| 685 | PCIE_PORT_ARB_TAB_ENTRY_SIZE_S4BIT, |
| 686 | PCIE_PORT_ARB_TAB_ENTRY_SIZE_S8BIT, |
| 687 | }; |
| 688 | |
| 689 | /* Port VC Capability Register 2 */ |
| 690 | #define PCIE_PVC2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x148) |
| 691 | #define PCIE_PVC2_VC_ARB_16P_FIXED_WRR 0x00000001 /* HW Fixed arbitration, 16 phase WRR */ |
| 692 | #define PCIE_PVC2_VC_ARB_32P_WRR 0x00000002 /* 32 phase WRR */ |
| 693 | #define PCIE_PVC2_VC_ARB_64P_WRR 0x00000004 /* 64 phase WRR */ |
| 694 | #define PCIE_PVC2_VC_ARB_128P_WRR 0x00000008 /* 128 phase WRR */ |
| 695 | #define PCIE_PVC2_VC_ARB_WRR 0x0000000F |
| 696 | #define PCIE_PVC2_VC_ARB_TAB_OFFSET 0xFF000000 /* VC arbitration table offset, not support */ |
| 697 | #define PCIE_PVC2_VC_ARB_TAB_OFFSET_S 24 |
| 698 | |
| 699 | /* Port VC Control and Status Register */ |
| 700 | #define PCIE_PVCCRSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x14C) |
| 701 | #define PCIE_PVCCRSR_LOAD_VC_ARB_TAB 0x00000001 /* Load VC Arbitration Table */ |
| 702 | #define PCIE_PVCCRSR_VC_ARB_SEL 0x0000000E /* VC Arbitration Select */ |
| 703 | #define PCIE_PVCCRSR_VC_ARB_SEL_S 1 |
| 704 | #define PCIE_PVCCRSR_VC_ARB_TAB_STATUS 0x00010000 /* Arbitration Status */ |
| 705 | |
| 706 | /* VC0 Resource Capability Register */ |
| 707 | #define PCIE_VC0_RC(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x150) |
| 708 | #define PCIE_VC0_RC_PORT_ARB_HW_FIXED 0x00000001 /* HW Fixed arbitration */ |
| 709 | #define PCIE_VC0_RC_PORT_ARB_32P_WRR 0x00000002 /* 32 phase WRR */ |
| 710 | #define PCIE_VC0_RC_PORT_ARB_64P_WRR 0x00000004 /* 64 phase WRR */ |
| 711 | #define PCIE_VC0_RC_PORT_ARB_128P_WRR 0x00000008 /* 128 phase WRR */ |
| 712 | #define PCIE_VC0_RC_PORT_ARB_TM_128P_WRR 0x00000010 /* Time-based 128 phase WRR */ |
| 713 | #define PCIE_VC0_RC_PORT_ARB_TM_256P_WRR 0x00000020 /* Time-based 256 phase WRR */ |
| 714 | #define PCIE_VC0_RC_PORT_ARB (PCIE_VC0_RC_PORT_ARB_HW_FIXED | PCIE_VC0_RC_PORT_ARB_32P_WRR |\ |
| 715 | PCIE_VC0_RC_PORT_ARB_64P_WRR | PCIE_VC0_RC_PORT_ARB_128P_WRR | \ |
| 716 | PCIE_VC0_RC_PORT_ARB_TM_128P_WRR | PCIE_VC0_RC_PORT_ARB_TM_256P_WRR) |
| 717 | |
| 718 | #define PCIE_VC0_RC_REJECT_SNOOP 0x00008000 /* Reject Snoop Transactioin */ |
| 719 | #define PCIE_VC0_RC_MAX_TIMESLOTS 0x007F0000 /* Maximum time Slots */ |
| 720 | #define PCIE_VC0_RC_MAX_TIMESLOTS_S 16 |
| 721 | #define PCIE_VC0_RC_PORT_ARB_TAB_OFFSET 0xFF000000 /* Port Arbitration Table Offset */ |
| 722 | #define PCIE_VC0_RC_PORT_ARB_TAB_OFFSET_S 24 |
| 723 | |
| 724 | /* VC0 Resource Control Register */ |
| 725 | #define PCIE_VC0_RC0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x154) |
| 726 | #define PCIE_VC0_RC0_TVM0 0x00000001 /* TC0 and VC0 */ |
| 727 | #define PCIE_VC0_RC0_TVM1 0x00000002 /* TC1 and VC1 */ |
| 728 | #define PCIE_VC0_RC0_TVM2 0x00000004 /* TC2 and VC2 */ |
| 729 | #define PCIE_VC0_RC0_TVM3 0x00000008 /* TC3 and VC3 */ |
| 730 | #define PCIE_VC0_RC0_TVM4 0x00000010 /* TC4 and VC4 */ |
| 731 | #define PCIE_VC0_RC0_TVM5 0x00000020 /* TC5 and VC5 */ |
| 732 | #define PCIE_VC0_RC0_TVM6 0x00000040 /* TC6 and VC6 */ |
| 733 | #define PCIE_VC0_RC0_TVM7 0x00000080 /* TC7 and VC7 */ |
| 734 | #define PCIE_VC0_RC0_TC_VC 0x000000FF /* TC/VC mask */ |
| 735 | |
| 736 | #define PCIE_VC0_RC0_LOAD_PORT_ARB_TAB 0x00010000 /* Load Port Arbitration Table */ |
| 737 | #define PCIE_VC0_RC0_PORT_ARB_SEL 0x000E0000 /* Port Arbitration Select */ |
| 738 | #define PCIE_VC0_RC0_PORT_ARB_SEL_S 17 |
| 739 | #define PCIE_VC0_RC0_VC_ID 0x07000000 /* VC ID */ |
| 740 | #define PCIE_VC0_RC0_VC_ID_S 24 |
| 741 | #define PCIE_VC0_RC0_VC_EN 0x80000000 /* VC Enable */ |
| 742 | |
| 743 | /* VC0 Resource Status Register */ |
| 744 | #define PCIE_VC0_RSR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x158) |
| 745 | #define PCIE_VC0_RSR0_PORT_ARB_TAB_STATUS 0x00010000 /* Port Arbitration Table Status,not used */ |
| 746 | #define PCIE_VC0_RSR0_VC_NEG_PENDING 0x00020000 /* VC Negotiation Pending */ |
| 747 | |
| 748 | /* Ack Latency Timer and Replay Timer Register */ |
| 749 | #define PCIE_ALTRT(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x700) |
| 750 | #define PCIE_ALTRT_ROUND_TRIP_LATENCY_LIMIT 0x0000FFFF /* Round Trip Latency Time Limit */ |
| 751 | #define PCIE_ALTRT_ROUND_TRIP_LATENCY_LIMIT_S 0 |
| 752 | #define PCIE_ALTRT_REPLAY_TIME_LIMIT 0xFFFF0000 /* Replay Time Limit */ |
| 753 | #define PCIE_ALTRT_REPLAY_TIME_LIMIT_S 16 |
| 754 | |
| 755 | /* Other Message Register */ |
| 756 | #define PCIE_OMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x704) |
| 757 | |
| 758 | /* Port Force Link Register */ |
| 759 | #define PCIE_PFLR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x708) |
| 760 | #define PCIE_PFLR_LINK_NUM 0x000000FF /* Link Number */ |
| 761 | #define PCIE_PFLR_LINK_NUM_S 0 |
| 762 | #define PCIE_PFLR_FORCE_LINK 0x00008000 /* Force link */ |
| 763 | #define PCIE_PFLR_LINK_STATE 0x003F0000 /* Link State */ |
| 764 | #define PCIE_PFLR_LINK_STATE_S 16 |
| 765 | #define PCIE_PFLR_LOW_POWER_ENTRY_CNT 0xFF000000 /* Low Power Entrance Count, only for EP */ |
| 766 | #define PCIE_PFLR_LOW_POWER_ENTRY_CNT_S 24 |
| 767 | |
| 768 | /* Ack Frequency Register */ |
| 769 | #define PCIE_AFR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x70C) |
| 770 | #define PCIE_AFR_AF 0x000000FF /* Ack Frequency */ |
| 771 | #define PCIE_AFR_AF_S 0 |
| 772 | #define PCIE_AFR_FTS_NUM 0x0000FF00 /* The number of Fast Training Sequence from L0S to L0 */ |
| 773 | #define PCIE_AFR_FTS_NUM_S 8 |
| 774 | #define PCIE_AFR_COM_FTS_NUM 0x00FF0000 /* N_FTS; when common clock is used*/ |
| 775 | #define PCIE_AFR_COM_FTS_NUM_S 16 |
| 776 | #define PCIE_AFR_L0S_ENTRY_LATENCY 0x07000000 /* L0s Entrance Latency */ |
| 777 | #define PCIE_AFR_L0S_ENTRY_LATENCY_S 24 |
| 778 | #define PCIE_AFR_L1_ENTRY_LATENCY 0x38000000 /* L1 Entrance Latency */ |
| 779 | #define PCIE_AFR_L1_ENTRY_LATENCY_S 27 |
| 780 | #define PCIE_AFR_FTS_NUM_DEFAULT 32 |
| 781 | #define PCIE_AFR_L0S_ENTRY_LATENCY_DEFAULT 7 |
| 782 | #define PCIE_AFR_L1_ENTRY_LATENCY_DEFAULT 5 |
| 783 | |
| 784 | /* Port Link Control Register */ |
| 785 | #define PCIE_PLCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x710) |
| 786 | #define PCIE_PLCR_OTHER_MSG_REQ 0x00000001 /* Other Message Request */ |
| 787 | #define PCIE_PLCR_SCRAMBLE_DISABLE 0x00000002 /* Scramble Disable */ |
| 788 | #define PCIE_PLCR_LOOPBACK_EN 0x00000004 /* Loopback Enable */ |
| 789 | #define PCIE_PLCR_LTSSM_HOT_RST 0x00000008 /* Force LTSSM to the hot reset */ |
| 790 | #define PCIE_PLCR_DLL_LINK_EN 0x00000020 /* Enable Link initialization */ |
| 791 | #define PCIE_PLCR_FAST_LINK_SIM_EN 0x00000080 /* Sets all internal timers to fast mode for simulation purposes */ |
| 792 | #define PCIE_PLCR_LINK_MODE 0x003F0000 /* Link Mode Enable Mask */ |
| 793 | #define PCIE_PLCR_LINK_MODE_S 16 |
| 794 | #define PCIE_PLCR_CORRUPTED_CRC_EN 0x02000000 /* Enabled Corrupt CRC */ |
| 795 | |
| 796 | /* Lane Skew Register */ |
| 797 | #define PCIE_LSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x714) |
| 798 | #define PCIE_LSR_LANE_SKEW_NUM 0x00FFFFFF /* Insert Lane Skew for Transmit, not applicable */ |
| 799 | #define PCIE_LSR_LANE_SKEW_NUM_S 0 |
| 800 | #define PCIE_LSR_FC_DISABLE 0x01000000 /* Disable of Flow Control */ |
| 801 | #define PCIE_LSR_ACKNAK_DISABLE 0x02000000 /* Disable of Ack/Nak */ |
| 802 | #define PCIE_LSR_LANE_DESKEW_DISABLE 0x80000000 /* Disable of Lane-to-Lane Skew */ |
| 803 | |
| 804 | /* Symbol Number Register */ |
| 805 | #define PCIE_SNR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x718) |
| 806 | #define PCIE_SNR_TS 0x0000000F /* Number of TS Symbol */ |
| 807 | #define PCIE_SNR_TS_S 0 |
| 808 | #define PCIE_SNR_SKP 0x00000700 /* Number of SKP Symbol */ |
| 809 | #define PCIE_SNR_SKP_S 8 |
| 810 | #define PCIE_SNR_REPLAY_TIMER 0x0007C000 /* Timer Modifier for Replay Timer */ |
| 811 | #define PCIE_SNR_REPLAY_TIMER_S 14 |
| 812 | #define PCIE_SNR_ACKNAK_LATENCY_TIMER 0x00F80000 /* Timer Modifier for Ack/Nak Latency Timer */ |
| 813 | #define PCIE_SNR_ACKNAK_LATENCY_TIMER_S 19 |
| 814 | #define PCIE_SNR_FC_TIMER 0x1F000000 /* Timer Modifier for Flow Control Watchdog Timer */ |
| 815 | #define PCIE_SNR_FC_TIMER_S 28 |
| 816 | |
| 817 | /* Symbol Timer Register and Filter Mask Register 1 */ |
| 818 | #define PCIE_STRFMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x71C) |
| 819 | #define PCIE_STRFMR_SKP_INTERVAL 0x000007FF /* SKP lnterval Value */ |
| 820 | #define PCIE_STRFMR_SKP_INTERVAL_S 0 |
| 821 | #define PCIE_STRFMR_FC_WDT_DISABLE 0x00008000 /* Disable of FC Watchdog Timer */ |
| 822 | #define PCIE_STRFMR_TLP_FUNC_MISMATCH_OK 0x00010000 /* Mask Function Mismatch Filtering for Incoming Requests */ |
| 823 | #define PCIE_STRFMR_POISONED_TLP_OK 0x00020000 /* Mask Poisoned TLP Filtering */ |
| 824 | #define PCIE_STRFMR_BAR_MATCH_OK 0x00040000 /* Mask BAR Match Filtering */ |
| 825 | #define PCIE_STRFMR_TYPE1_CFG_REQ_OK 0x00080000 /* Mask Type 1 Configuration Request Filtering */ |
| 826 | #define PCIE_STRFMR_LOCKED_REQ_OK 0x00100000 /* Mask Locked Request Filtering */ |
| 827 | #define PCIE_STRFMR_CPL_TAG_ERR_RULES_OK 0x00200000 /* Mask Tag Error Rules for Received Completions */ |
| 828 | #define PCIE_STRFMR_CPL_REQUESTOR_ID_MISMATCH_OK 0x00400000 /* Mask Requester ID Mismatch Error for Received Completions */ |
| 829 | #define PCIE_STRFMR_CPL_FUNC_MISMATCH_OK 0x00800000 /* Mask Function Mismatch Error for Received Completions */ |
| 830 | #define PCIE_STRFMR_CPL_TC_MISMATCH_OK 0x01000000 /* Mask Traffic Class Mismatch Error for Received Completions */ |
| 831 | #define PCIE_STRFMR_CPL_ATTR_MISMATCH_OK 0x02000000 /* Mask Attribute Mismatch Error for Received Completions */ |
| 832 | #define PCIE_STRFMR_CPL_LENGTH_MISMATCH_OK 0x04000000 /* Mask Length Mismatch Error for Received Completions */ |
| 833 | #define PCIE_STRFMR_TLP_ECRC_ERR_OK 0x08000000 /* Mask ECRC Error Filtering */ |
| 834 | #define PCIE_STRFMR_CPL_TLP_ECRC_OK 0x10000000 /* Mask ECRC Error Filtering for Completions */ |
| 835 | #define PCIE_STRFMR_RX_TLP_MSG_NO_DROP 0x20000000 /* Send Message TLPs */ |
| 836 | #define PCIE_STRFMR_RX_IO_TRANS_ENABLE 0x40000000 /* Mask Filtering of received I/O Requests */ |
| 837 | #define PCIE_STRFMR_RX_CFG_TRANS_ENABLE 0x80000000 /* Mask Filtering of Received Configuration Requests */ |
| 838 | |
| 839 | #define PCIE_DEF_SKP_INTERVAL 700 /* 1180 ~1538 , 125MHz * 2, 250MHz * 1 */ |
| 840 | |
| 841 | /* Filter Masker Register 2 */ |
| 842 | #define PCIE_FMR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x720) |
| 843 | #define PCIE_FMR2_VENDOR_MSG0_PASSED_TO_TRGT1 0x00000001 /* Mask RADM Filtering and Error Handling Rules */ |
| 844 | #define PCIE_FMR2_VENDOR_MSG1_PASSED_TO_TRGT1 0x00000002 /* Mask RADM Filtering and Error Handling Rules */ |
| 845 | |
| 846 | /* Debug Register 0 */ |
| 847 | #define PCIE_DBR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x728) |
| 848 | |
| 849 | /* Debug Register 1 */ |
| 850 | #define PCIE_DBR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x72C) |
| 851 | |
| 852 | /* Transmit Posted FC Credit Status Register */ |
| 853 | #define PCIE_TPFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x730) |
| 854 | #define PCIE_TPFCS_TX_P_DATA_FC_CREDITS 0x00000FFF /* Transmit Posted Data FC Credits */ |
| 855 | #define PCIE_TPFCS_TX_P_DATA_FC_CREDITS_S 0 |
| 856 | #define PCIE_TPFCS_TX_P_HDR_FC_CREDITS 0x000FF000 /* Transmit Posted Header FC Credits */ |
| 857 | #define PCIE_TPFCS_TX_P_HDR_FC_CREDITS_S 12 |
| 858 | |
| 859 | /* Transmit Non-Posted FC Credit Status */ |
| 860 | #define PCIE_TNPFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x734) |
| 861 | #define PCIE_TNPFCS_TX_NP_DATA_FC_CREDITS 0x00000FFF /* Transmit Non-Posted Data FC Credits */ |
| 862 | #define PCIE_TNPFCS_TX_NP_DATA_FC_CREDITS_S 0 |
| 863 | #define PCIE_TNPFCS_TX_NP_HDR_FC_CREDITS 0x000FF000 /* Transmit Non-Posted Header FC Credits */ |
| 864 | #define PCIE_TNPFCS_TX_NP_HDR_FC_CREDITS_S 12 |
| 865 | |
| 866 | /* Transmit Complete FC Credit Status Register */ |
| 867 | #define PCIE_TCFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x738) |
| 868 | #define PCIE_TCFCS_TX_CPL_DATA_FC_CREDITS 0x00000FFF /* Transmit Completion Data FC Credits */ |
| 869 | #define PCIE_TCFCS_TX_CPL_DATA_FC_CREDITS_S 0 |
| 870 | #define PCIE_TCFCS_TX_CPL_HDR_FC_CREDITS 0x000FF000 /* Transmit Completion Header FC Credits */ |
| 871 | #define PCIE_TCFCS_TX_CPL_HDR_FC_CREDITS_S 12 |
| 872 | |
| 873 | /* Queue Status Register */ |
| 874 | #define PCIE_QSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x73C) |
| 875 | #define PCIE_QSR_WAIT_UPDATE_FC_DLL 0x00000001 /* Received TLP FC Credits Not Returned */ |
| 876 | #define PCIE_QSR_TX_RETRY_BUF_NOT_EMPTY 0x00000002 /* Transmit Retry Buffer Not Empty */ |
| 877 | #define PCIE_QSR_RX_QUEUE_NOT_EMPTY 0x00000004 /* Received Queue Not Empty */ |
| 878 | |
| 879 | /* VC Transmit Arbitration Register 1 */ |
| 880 | #define PCIE_VCTAR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x740) |
| 881 | #define PCIE_VCTAR1_WRR_WEIGHT_VC0 0x000000FF /* WRR Weight for VC0 */ |
| 882 | #define PCIE_VCTAR1_WRR_WEIGHT_VC1 0x0000FF00 /* WRR Weight for VC1 */ |
| 883 | #define PCIE_VCTAR1_WRR_WEIGHT_VC2 0x00FF0000 /* WRR Weight for VC2 */ |
| 884 | #define PCIE_VCTAR1_WRR_WEIGHT_VC3 0xFF000000 /* WRR Weight for VC3 */ |
| 885 | |
| 886 | /* VC Transmit Arbitration Register 2 */ |
| 887 | #define PCIE_VCTAR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x744) |
| 888 | #define PCIE_VCTAR2_WRR_WEIGHT_VC4 0x000000FF /* WRR Weight for VC4 */ |
| 889 | #define PCIE_VCTAR2_WRR_WEIGHT_VC5 0x0000FF00 /* WRR Weight for VC5 */ |
| 890 | #define PCIE_VCTAR2_WRR_WEIGHT_VC6 0x00FF0000 /* WRR Weight for VC6 */ |
| 891 | #define PCIE_VCTAR2_WRR_WEIGHT_VC7 0xFF000000 /* WRR Weight for VC7 */ |
| 892 | |
| 893 | /* VC0 Posted Receive Queue Control Register */ |
| 894 | #define PCIE_VC0_PRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x748) |
| 895 | #define PCIE_VC0_PRQCR_P_DATA_CREDITS 0x00000FFF /* VC0 Posted Data Credits */ |
| 896 | #define PCIE_VC0_PRQCR_P_DATA_CREDITS_S 0 |
| 897 | #define PCIE_VC0_PRQCR_P_HDR_CREDITS 0x000FF000 /* VC0 Posted Header Credits */ |
| 898 | #define PCIE_VC0_PRQCR_P_HDR_CREDITS_S 12 |
| 899 | #define PCIE_VC0_PRQCR_P_TLP_QUEUE_MODE 0x00E00000 /* VC0 Posted TLP Queue Mode */ |
| 900 | #define PCIE_VC0_PRQCR_P_TLP_QUEUE_MODE_S 20 |
| 901 | #define PCIE_VC0_PRQCR_TLP_RELAX_ORDER 0x40000000 /* TLP Type Ordering for VC0 */ |
| 902 | #define PCIE_VC0_PRQCR_VC_STRICT_ORDER 0x80000000 /* VC0 Ordering for Receive Queues */ |
| 903 | |
| 904 | /* VC0 Non-Posted Receive Queue Control */ |
| 905 | #define PCIE_VC0_NPRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x74C) |
| 906 | #define PCIE_VC0_NPRQCR_NP_DATA_CREDITS 0x00000FFF /* VC0 Non-Posted Data Credits */ |
| 907 | #define PCIE_VC0_NPRQCR_NP_DATA_CREDITS_S 0 |
| 908 | #define PCIE_VC0_NPRQCR_NP_HDR_CREDITS 0x000FF000 /* VC0 Non-Posted Header Credits */ |
| 909 | #define PCIE_VC0_NPRQCR_NP_HDR_CREDITS_S 12 |
| 910 | #define PCIE_VC0_NPRQCR_NP_TLP_QUEUE_MODE 0x00E00000 /* VC0 Non-Posted TLP Queue Mode */ |
| 911 | #define PCIE_VC0_NPRQCR_NP_TLP_QUEUE_MODE_S 20 |
| 912 | |
| 913 | /* VC0 Completion Receive Queue Control */ |
| 914 | #define PCIE_VC0_CRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x750) |
| 915 | #define PCIE_VC0_CRQCR_CPL_DATA_CREDITS 0x00000FFF /* VC0 Completion TLP Queue Mode */ |
| 916 | #define PCIE_VC0_CRQCR_CPL_DATA_CREDITS_S 0 |
| 917 | #define PCIE_VC0_CRQCR_CPL_HDR_CREDITS 0x000FF000 /* VC0 Completion Header Credits */ |
| 918 | #define PCIE_VC0_CRQCR_CPL_HDR_CREDITS_S 12 |
| 919 | #define PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE 0x00E00000 /* VC0 Completion Data Credits */ |
| 920 | #define PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE_S 21 |
| 921 | |
| 922 | /* Applicable to the above three registers */ |
| 923 | enum { |
| 924 | PCIE_VC0_TLP_QUEUE_MODE_STORE_FORWARD = 1, |
| 925 | PCIE_VC0_TLP_QUEUE_MODE_CUT_THROUGH = 2, |
| 926 | PCIE_VC0_TLP_QUEUE_MODE_BYPASS = 4, |
| 927 | }; |
| 928 | |
| 929 | /* VC0 Posted Buffer Depth Register */ |
| 930 | #define PCIE_VC0_PBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7A8) |
| 931 | #define PCIE_VC0_PBD_P_DATA_QUEUE_ENTRIES 0x00003FFF /* VC0 Posted Data Queue Depth */ |
| 932 | #define PCIE_VC0_PBD_P_DATA_QUEUE_ENTRIES_S 0 |
| 933 | #define PCIE_VC0_PBD_P_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Posted Header Queue Depth */ |
| 934 | #define PCIE_VC0_PBD_P_HDR_QUEUE_ENTRIES_S 16 |
| 935 | |
| 936 | /* VC0 Non-Posted Buffer Depth Register */ |
| 937 | #define PCIE_VC0_NPBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7AC) |
| 938 | #define PCIE_VC0_NPBD_NP_DATA_QUEUE_ENTRIES 0x00003FFF /* VC0 Non-Posted Data Queue Depth */ |
| 939 | #define PCIE_VC0_NPBD_NP_DATA_QUEUE_ENTRIES_S 0 |
| 940 | #define PCIE_VC0_NPBD_NP_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Non-Posted Header Queue Depth */ |
| 941 | #define PCIE_VC0_NPBD_NP_HDR_QUEUE_ENTRIES_S 16 |
| 942 | |
| 943 | /* VC0 Completion Buffer Depth Register */ |
| 944 | #define PCIE_VC0_CBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7B0) |
| 945 | #define PCIE_VC0_CBD_CPL_DATA_QUEUE_ENTRIES 0x00003FFF /* C0 Completion Data Queue Depth */ |
| 946 | #define PCIE_VC0_CBD_CPL_DATA_QUEUE_ENTRIES_S 0 |
| 947 | #define PCIE_VC0_CBD_CPL_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Completion Header Queue Depth */ |
| 948 | #define PCIE_VC0_CBD_CPL_HDR_QUEUE_ENTRIES_S 16 |
| 949 | |
| 950 | /* PHY Status Register, all zeros in VR9 */ |
| 951 | #define PCIE_PHYSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x810) |
| 952 | |
| 953 | /* PHY Control Register, all zeros in VR9 */ |
| 954 | #define PCIE_PHYCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x814) |
| 955 | |
| 956 | /* |
| 957 | * PCIe PDI PHY register definition, suppose all the following |
| 958 | * stuff is confidential. |
| 959 | * XXX, detailed bit definition |
| 960 | */ |
| 961 | #define PCIE_PHY_PLL_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x22 << 1)) |
| 962 | #define PCIE_PHY_PLL_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x23 << 1)) |
| 963 | #define PCIE_PHY_PLL_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x24 << 1)) |
| 964 | #define PCIE_PHY_PLL_CTRL4(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x25 << 1)) |
| 965 | #define PCIE_PHY_PLL_CTRL5(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x26 << 1)) |
| 966 | #define PCIE_PHY_PLL_CTRL6(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x27 << 1)) |
| 967 | #define PCIE_PHY_PLL_CTRL7(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x28 << 1)) |
| 968 | #define PCIE_PHY_PLL_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x29 << 1)) |
| 969 | #define PCIE_PHY_PLL_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2A << 1)) |
| 970 | #define PCIE_PHY_PLL_A_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2B << 1)) |
| 971 | #define PCIE_PHY_PLL_STATUS(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2C << 1)) |
| 972 | |
| 973 | #define PCIE_PHY_TX1_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x30 << 1)) |
| 974 | #define PCIE_PHY_TX1_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x31 << 1)) |
| 975 | #define PCIE_PHY_TX1_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x32 << 1)) |
| 976 | #define PCIE_PHY_TX1_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x33 << 1)) |
| 977 | #define PCIE_PHY_TX1_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x34 << 1)) |
| 978 | #define PCIE_PHY_TX1_MOD1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x35 << 1)) |
| 979 | #define PCIE_PHY_TX1_MOD2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x36 << 1)) |
| 980 | #define PCIE_PHY_TX1_MOD3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x37 << 1)) |
| 981 | |
| 982 | #define PCIE_PHY_TX2_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x38 << 1)) |
| 983 | #define PCIE_PHY_TX2_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x39 << 1)) |
| 984 | #define PCIE_PHY_TX2_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3B << 1)) |
| 985 | #define PCIE_PHY_TX2_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3C << 1)) |
| 986 | #define PCIE_PHY_TX2_MOD1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3D << 1)) |
| 987 | #define PCIE_PHY_TX2_MOD2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3E << 1)) |
| 988 | #define PCIE_PHY_TX2_MOD3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3F << 1)) |
| 989 | |
| 990 | #define PCIE_PHY_RX1_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x50 << 1)) |
| 991 | #define PCIE_PHY_RX1_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x51 << 1)) |
| 992 | #define PCIE_PHY_RX1_CDR(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x52 << 1)) |
| 993 | #define PCIE_PHY_RX1_EI(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x53 << 1)) |
| 994 | #define PCIE_PHY_RX1_A_CTRL(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x55 << 1)) |
| 995 | |
| 996 | /* Interrupt related stuff */ |
| 997 | #define PCIE_LEGACY_DISABLE 0 |
| 998 | #define PCIE_LEGACY_INTA 1 |
| 999 | #define PCIE_LEGACY_INTB 2 |
| 1000 | #define PCIE_LEGACY_INTC 3 |
| 1001 | #define PCIE_LEGACY_INTD 4 |
| 1002 | #define PCIE_LEGACY_INT_MAX PCIE_LEGACY_INTD |
| 1003 | |
| 1004 | #define PCIE_IRQ_LOCK(lock) do { \ |
| 1005 | unsigned long flags; \ |
| 1006 | spin_lock_irqsave(&(lock), flags); |
| 1007 | #define PCIE_IRQ_UNLOCK(lock) \ |
| 1008 | spin_unlock_irqrestore(&(lock), flags); \ |
| 1009 | } while (0) |
| 1010 | |
| 1011 | #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) |
| 1012 | #define IRQF_SHARED SA_SHIRQ |
| 1013 | #endif |
| 1014 | |
| 1015 | #define PCIE_MSG_MSI 0x00000001 |
| 1016 | #define PCIE_MSG_ISR 0x00000002 |
| 1017 | #define PCIE_MSG_FIXUP 0x00000004 |
| 1018 | #define PCIE_MSG_READ_CFG 0x00000008 |
| 1019 | #define PCIE_MSG_WRITE_CFG 0x00000010 |
| 1020 | #define PCIE_MSG_CFG (PCIE_MSG_READ_CFG | PCIE_MSG_WRITE_CFG) |
| 1021 | #define PCIE_MSG_REG 0x00000020 |
| 1022 | #define PCIE_MSG_INIT 0x00000040 |
| 1023 | #define PCIE_MSG_ERR 0x00000080 |
| 1024 | #define PCIE_MSG_PHY 0x00000100 |
| 1025 | #define PCIE_MSG_ANY 0x000001ff |
| 1026 | |
| 1027 | #define IFX_PCIE_PORT0 0 |
| 1028 | #define IFX_PCIE_PORT1 1 |
| 1029 | |
| 1030 | #ifdef CONFIG_IFX_PCIE_2ND_CORE |
| 1031 | #define IFX_PCIE_CORE_NR 2 |
| 1032 | #else |
| 1033 | #define IFX_PCIE_CORE_NR 1 |
| 1034 | #endif |
| 1035 | |
| 1036 | //#define IFX_PCIE_ERROR_INT |
| 1037 | |
| 1038 | //#define IFX_PCIE_DBG |
| 1039 | |
| 1040 | #if defined(IFX_PCIE_DBG) |
| 1041 | #define IFX_PCIE_PRINT(_m, _fmt, args...) do { \ |
| 1042 | if (g_pcie_debug_flag & (_m)) { \ |
| 1043 | ifx_pcie_debug((_fmt), ##args); \ |
| 1044 | } \ |
| 1045 | } while (0) |
| 1046 | |
| 1047 | #define INLINE |
| 1048 | #else |
| 1049 | #define IFX_PCIE_PRINT(_m, _fmt, args...) \ |
| 1050 | do {} while(0) |
| 1051 | #define INLINE inline |
| 1052 | #endif |
| 1053 | |
| 1054 | struct ifx_pci_controller { |
| 1055 | struct pci_controller pcic; |
| 1056 | |
| 1057 | /* RC specific, per host bus information */ |
| 1058 | u32 port; /* Port index, 0 -- 1st core, 1 -- 2nd core */ |
| 1059 | }; |
| 1060 | |
| 1061 | typedef struct ifx_pcie_ir_irq { |
| 1062 | const unsigned int irq; |
| 1063 | const char name[16]; |
| 1064 | }ifx_pcie_ir_irq_t; |
| 1065 | |
| 1066 | typedef struct ifx_pcie_legacy_irq{ |
| 1067 | const u32 irq_bit; |
| 1068 | const int irq; |
| 1069 | }ifx_pcie_legacy_irq_t; |
| 1070 | |
| 1071 | typedef struct ifx_pcie_irq { |
| 1072 | ifx_pcie_ir_irq_t ir_irq; |
| 1073 | ifx_pcie_legacy_irq_t legacy_irq[PCIE_LEGACY_INT_MAX]; |
| 1074 | }ifx_pcie_irq_t; |
| 1075 | |
| 1076 | extern u32 g_pcie_debug_flag; |
| 1077 | extern void ifx_pcie_debug(const char *fmt, ...); |
| 1078 | extern void pcie_phy_clock_mode_setup(int pcie_port); |
| 1079 | extern void pcie_msi_pic_init(int pcie_port); |
| 1080 | extern u32 ifx_pcie_bus_enum_read_hack(int where, u32 value); |
| 1081 | extern u32 ifx_pcie_bus_enum_write_hack(int where, u32 value); |
| 1082 | |
| 1083 | |
| 1084 | #include <linux/types.h> |
| 1085 | #include <linux/delay.h> |
| 1086 | #include <linux/gpio.h> |
| 1087 | #include <linux/clk.h> |
| 1088 | |
| 1089 | #include <lantiq_soc.h> |
| 1090 | |
| 1091 | #define IFX_PCIE_GPIO_RESET 38 |
| 1092 | #define IFX_REG_R32 ltq_r32 |
| 1093 | #define IFX_REG_W32 ltq_w32 |
| 1094 | #define CONFIG_IFX_PCIE_HW_SWAP |
| 1095 | #define IFX_RCU_AHB_ENDIAN ((volatile u32*)(IFX_RCU + 0x004C)) |
| 1096 | #define IFX_RCU_RST_REQ ((volatile u32*)(IFX_RCU + 0x0010)) |
| 1097 | #define IFX_RCU_AHB_BE_PCIE_PDI 0x00000080 /* Configure PCIE PDI module in big endian*/ |
| 1098 | |
| 1099 | #define IFX_RCU (KSEG1 | 0x1F203000) |
| 1100 | #define IFX_RCU_AHB_BE_PCIE_M 0x00000001 /* Configure AHB master port that connects to PCIe RC in big endian */ |
| 1101 | #define IFX_RCU_AHB_BE_PCIE_S 0x00000010 /* Configure AHB slave port that connects to PCIe RC in little endian */ |
| 1102 | #define IFX_RCU_AHB_BE_XBAR_M 0x00000002 /* Configure AHB master port that connects to XBAR in big endian */ |
| 1103 | #define CONFIG_IFX_PCIE_PHY_36MHZ_MODE |
| 1104 | |
| 1105 | #define IFX_PMU1_MODULE_PCIE_PHY (0) |
| 1106 | #define IFX_PMU1_MODULE_PCIE_CTRL (1) |
| 1107 | #define IFX_PMU1_MODULE_PDI (4) |
| 1108 | #define IFX_PMU1_MODULE_MSI (5) |
| 1109 | |
| 1110 | #define IFX_PMU_MODULE_PCIE_L0_CLK (31) |
| 1111 | |
| 1112 | |
| 1113 | static inline void pcie_ep_gpio_rst_init(int pcie_port) |
| 1114 | { |
| 1115 | } |
| 1116 | |
| 1117 | static inline void pcie_ahb_pmu_setup(void) |
| 1118 | { |
| 1119 | struct clk *clk; |
| 1120 | clk = clk_get_sys("ltq_pcie", "ahb"); |
| 1121 | clk_enable(clk); |
| 1122 | //ltq_pmu_enable(PMU_AHBM | PMU_AHBS); |
| 1123 | } |
| 1124 | |
| 1125 | static inline void pcie_rcu_endian_setup(int pcie_port) |
| 1126 | { |
| 1127 | u32 reg; |
| 1128 | |
| 1129 | reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); |
| 1130 | #ifdef CONFIG_IFX_PCIE_HW_SWAP |
| 1131 | reg |= IFX_RCU_AHB_BE_PCIE_M; |
| 1132 | reg |= IFX_RCU_AHB_BE_PCIE_S; |
| 1133 | reg &= ~IFX_RCU_AHB_BE_XBAR_M; |
| 1134 | #else |
| 1135 | reg |= IFX_RCU_AHB_BE_PCIE_M; |
| 1136 | reg &= ~IFX_RCU_AHB_BE_PCIE_S; |
| 1137 | reg &= ~IFX_RCU_AHB_BE_XBAR_M; |
| 1138 | #endif /* CONFIG_IFX_PCIE_HW_SWAP */ |
| 1139 | IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); |
| 1140 | IFX_PCIE_PRINT(PCIE_MSG_REG, "%s IFX_RCU_AHB_ENDIAN: 0x%08x\n", __func__, IFX_REG_R32(IFX_RCU_AHB_ENDIAN)); |
| 1141 | } |
| 1142 | |
| 1143 | static inline void pcie_phy_pmu_enable(int pcie_port) |
| 1144 | { |
| 1145 | struct clk *clk; |
| 1146 | clk = clk_get_sys("ltq_pcie", "phy"); |
| 1147 | clk_enable(clk); |
| 1148 | //ltq_pmu1_enable(1<<IFX_PMU1_MODULE_PCIE_PHY); |
| 1149 | } |
| 1150 | |
| 1151 | static inline void pcie_phy_pmu_disable(int pcie_port) |
| 1152 | { |
| 1153 | struct clk *clk; |
| 1154 | clk = clk_get_sys("ltq_pcie", "phy"); |
| 1155 | clk_disable(clk); |
| 1156 | //ltq_pmu1_disable(1<<IFX_PMU1_MODULE_PCIE_PHY); |
| 1157 | } |
| 1158 | |
| 1159 | static inline void pcie_pdi_big_endian(int pcie_port) |
| 1160 | { |
| 1161 | u32 reg; |
| 1162 | |
| 1163 | /* SRAM2PDI endianness control. */ |
| 1164 | reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); |
| 1165 | /* Config AHB->PCIe and PDI endianness */ |
| 1166 | reg |= IFX_RCU_AHB_BE_PCIE_PDI; |
| 1167 | IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); |
| 1168 | } |
| 1169 | |
| 1170 | static inline void pcie_pdi_pmu_enable(int pcie_port) |
| 1171 | { |
| 1172 | struct clk *clk; |
| 1173 | clk = clk_get_sys("ltq_pcie", "pdi"); |
| 1174 | clk_enable(clk); |
| 1175 | //ltq_pmu1_enable(1<<IFX_PMU1_MODULE_PDI); |
| 1176 | } |
| 1177 | |
| 1178 | static inline void pcie_core_rst_assert(int pcie_port) |
| 1179 | { |
| 1180 | u32 reg; |
| 1181 | |
| 1182 | reg = IFX_REG_R32(IFX_RCU_RST_REQ); |
| 1183 | |
| 1184 | /* Reset PCIe PHY & Core, bit 22, bit 26 may be affected if write it directly */ |
| 1185 | reg |= 0x00400000; |
| 1186 | IFX_REG_W32(reg, IFX_RCU_RST_REQ); |
| 1187 | } |
| 1188 | |
| 1189 | static inline void pcie_core_rst_deassert(int pcie_port) |
| 1190 | { |
| 1191 | u32 reg; |
| 1192 | |
| 1193 | /* Make sure one micro-second delay */ |
| 1194 | udelay(1); |
| 1195 | |
| 1196 | /* Reset PCIe PHY & Core, bit 22 */ |
| 1197 | reg = IFX_REG_R32(IFX_RCU_RST_REQ); |
| 1198 | reg &= ~0x00400000; |
| 1199 | IFX_REG_W32(reg, IFX_RCU_RST_REQ); |
| 1200 | } |
| 1201 | |
| 1202 | static inline void pcie_phy_rst_assert(int pcie_port) |
| 1203 | { |
| 1204 | u32 reg; |
| 1205 | |
| 1206 | reg = IFX_REG_R32(IFX_RCU_RST_REQ); |
| 1207 | reg |= 0x00001000; /* Bit 12 */ |
| 1208 | IFX_REG_W32(reg, IFX_RCU_RST_REQ); |
| 1209 | } |
| 1210 | |
| 1211 | static inline void pcie_phy_rst_deassert(int pcie_port) |
| 1212 | { |
| 1213 | u32 reg; |
| 1214 | |
| 1215 | /* Make sure one micro-second delay */ |
| 1216 | udelay(1); |
| 1217 | |
| 1218 | reg = IFX_REG_R32(IFX_RCU_RST_REQ); |
| 1219 | reg &= ~0x00001000; /* Bit 12 */ |
| 1220 | IFX_REG_W32(reg, IFX_RCU_RST_REQ); |
| 1221 | } |
| 1222 | |
| 1223 | static inline void pcie_device_rst_assert(int pcie_port) |
| 1224 | { |
| 1225 | gpio_set_value(IFX_PCIE_GPIO_RESET, 0); |
| 1226 | // ifx_gpio_output_clear(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); |
| 1227 | } |
| 1228 | |
| 1229 | static inline void pcie_device_rst_deassert(int pcie_port) |
| 1230 | { |
| 1231 | mdelay(100); |
| 1232 | gpio_set_value(IFX_PCIE_GPIO_RESET, 1); |
| 1233 | // ifx_gpio_output_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); |
| 1234 | } |
| 1235 | |
| 1236 | static inline void pcie_core_pmu_setup(int pcie_port) |
| 1237 | { |
| 1238 | struct clk *clk; |
| 1239 | clk = clk_get_sys("ltq_pcie", "ctl"); |
| 1240 | clk_enable(clk); |
| 1241 | clk = clk_get_sys("ltq_pcie", "bus"); |
| 1242 | clk_enable(clk); |
| 1243 | |
| 1244 | //ltq_pmu1_enable(1 << IFX_PMU1_MODULE_PCIE_CTRL); |
| 1245 | //ltq_pmu_enable(1 << IFX_PMU_MODULE_PCIE_L0_CLK); |
| 1246 | } |
| 1247 | |
| 1248 | static inline void pcie_msi_init(int pcie_port) |
| 1249 | { |
| 1250 | struct clk *clk; |
| 1251 | pcie_msi_pic_init(pcie_port); |
| 1252 | clk = clk_get_sys("ltq_pcie", "msi"); |
| 1253 | clk_enable(clk); |
| 1254 | //ltq_pmu1_enable(1 << IFX_PMU1_MODULE_MSI); |
| 1255 | } |
| 1256 | |
| 1257 | static inline u32 |
| 1258 | ifx_pcie_bus_nr_deduct(u32 bus_number, int pcie_port) |
| 1259 | { |
| 1260 | u32 tbus_number = bus_number; |
| 1261 | |
| 1262 | #ifdef CONFIG_IFX_PCI |
| 1263 | if (pcibios_host_nr() > 1) { |
| 1264 | tbus_number -= pcibios_1st_host_bus_nr(); |
| 1265 | } |
| 1266 | #endif /* CONFIG_IFX_PCI */ |
| 1267 | return tbus_number; |
| 1268 | } |
| 1269 | |
| 1270 | static inline u32 |
| 1271 | ifx_pcie_bus_enum_hack(struct pci_bus *bus, u32 devfn, int where, u32 value, int pcie_port, int read) |
| 1272 | { |
| 1273 | struct pci_dev *pdev; |
| 1274 | u32 tvalue = value; |
| 1275 | |
| 1276 | /* Sanity check */ |
| 1277 | pdev = pci_get_slot(bus, devfn); |
| 1278 | if (pdev == NULL) { |
| 1279 | return tvalue; |
| 1280 | } |
| 1281 | |
| 1282 | /* Only care about PCI bridge */ |
| 1283 | if (pdev->hdr_type != PCI_HEADER_TYPE_BRIDGE) { |
| 1284 | return tvalue; |
| 1285 | } |
| 1286 | |
| 1287 | if (read) { /* Read hack */ |
| 1288 | #ifdef CONFIG_IFX_PCI |
| 1289 | if (pcibios_host_nr() > 1) { |
| 1290 | tvalue = ifx_pcie_bus_enum_read_hack(where, tvalue); |
| 1291 | } |
| 1292 | #endif /* CONFIG_IFX_PCI */ |
| 1293 | } |
| 1294 | else { /* Write hack */ |
| 1295 | #ifdef CONFIG_IFX_PCI |
| 1296 | if (pcibios_host_nr() > 1) { |
| 1297 | tvalue = ifx_pcie_bus_enum_write_hack(where, tvalue); |
| 1298 | } |
| 1299 | #endif |
| 1300 | } |
| 1301 | return tvalue; |
| 1302 | } |
| 1303 | |
| 1304 | #endif /* IFXMIPS_PCIE_VR9_H */ |
| 1305 | |
| 1306 | |