| /* |
| * Copyright (c) 2013 ARM Limited |
| * All rights reserved |
| * |
| * The license below extends only to copyright in the software and shall |
| * not be construed as granting a license to any other intellectual |
| * property including but not limited to intellectual property relating |
| * to a hardware implementation of the functionality of the software |
| * licensed hereunder. You may use the software subject to the license |
| * terms below provided that you ensure that this notice is replicated |
| * unmodified and in its entirety in all distributions of the software, |
| * modified or unmodified, in source code or in binary form. |
| * |
| * Copyright (c) 2001-2005 The Regents of The University of Michigan |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /* @file |
| * Device register definitions for a device's PCI config space |
| */ |
| |
| #ifndef __PCIREG_H__ |
| #define __PCIREG_H__ |
| |
| #include <sys/types.h> |
| |
| #include "base/bitfield.hh" |
| #include "base/bitunion.hh" |
| |
| union PCIConfig { |
| uint8_t data[64]; |
| |
| struct { |
| uint16_t vendor; |
| uint16_t device; |
| uint16_t command; |
| uint16_t status; |
| uint8_t revision; |
| uint8_t progIF; |
| uint8_t subClassCode; |
| uint8_t classCode; |
| uint8_t cacheLineSize; |
| uint8_t latencyTimer; |
| uint8_t headerType; |
| uint8_t bist; |
| uint32_t baseAddr[6]; |
| uint32_t cardbusCIS; |
| uint16_t subsystemVendorID; |
| uint16_t subsystemID; |
| uint32_t expansionROM; |
| uint8_t capabilityPtr; |
| // Was 8 bytes in the legacy PCI spec, but to support PCIe |
| // this field is now 7 bytes with PCIe's addition of the |
| // capability list pointer. |
| uint8_t reserved[7]; |
| uint8_t interruptLine; |
| uint8_t interruptPin; |
| uint8_t minimumGrant; |
| uint8_t maximumLatency; |
| }; |
| }; |
| |
| // Common PCI offsets |
| #define PCI_VENDOR_ID 0x00 // Vendor ID ro |
| #define PCI_DEVICE_ID 0x02 // Device ID ro |
| #define PCI_COMMAND 0x04 // Command rw |
| #define PCI_STATUS 0x06 // Status rw |
| #define PCI_REVISION_ID 0x08 // Revision ID ro |
| #define PCI_CLASS_CODE 0x09 // Class Code ro |
| #define PCI_SUB_CLASS_CODE 0x0A // Sub Class Code ro |
| #define PCI_BASE_CLASS_CODE 0x0B // Base Class Code ro |
| #define PCI_CACHE_LINE_SIZE 0x0C // Cache Line Size ro+ |
| #define PCI_LATENCY_TIMER 0x0D // Latency Timer ro+ |
| #define PCI_HEADER_TYPE 0x0E // Header Type ro |
| #define PCI_BIST 0x0F // Built in self test rw |
| |
| // some pci command reg bitfields |
| #define PCI_CMD_BME 0x04 // Bus master function enable |
| #define PCI_CMD_MSE 0x02 // Memory Space Access enable |
| #define PCI_CMD_IOSE 0x01 // I/O space enable |
| |
| // Type 0 PCI offsets |
| #define PCI0_BASE_ADDR0 0x10 // Base Address 0 rw |
| #define PCI0_BASE_ADDR1 0x14 // Base Address 1 rw |
| #define PCI0_BASE_ADDR2 0x18 // Base Address 2 rw |
| #define PCI0_BASE_ADDR3 0x1C // Base Address 3 rw |
| #define PCI0_BASE_ADDR4 0x20 // Base Address 4 rw |
| #define PCI0_BASE_ADDR5 0x24 // Base Address 5 rw |
| #define PCI0_CIS 0x28 // CardBus CIS Pointer ro |
| #define PCI0_SUB_VENDOR_ID 0x2C // Sub-Vendor ID ro |
| #define PCI0_SUB_SYSTEM_ID 0x2E // Sub-System ID ro |
| #define PCI0_ROM_BASE_ADDR 0x30 // Expansion ROM Base Address rw |
| #define PCI0_CAP_PTR 0x34 // Capability list pointer ro |
| #define PCI0_RESERVED 0x35 |
| #define PCI0_INTERRUPT_LINE 0x3C // Interrupt Line rw |
| #define PCI0_INTERRUPT_PIN 0x3D // Interrupt Pin ro |
| #define PCI0_MINIMUM_GRANT 0x3E // Maximum Grant ro |
| #define PCI0_MAXIMUM_LATENCY 0x3F // Maximum Latency ro |
| |
| // Type 1 PCI offsets |
| #define PCI1_BASE_ADDR0 0x10 // Base Address 0 rw |
| #define PCI1_BASE_ADDR1 0x14 // Base Address 1 rw |
| #define PCI1_PRI_BUS_NUM 0x18 // Primary Bus Number rw |
| #define PCI1_SEC_BUS_NUM 0x19 // Secondary Bus Number rw |
| #define PCI1_SUB_BUS_NUM 0x1A // Subordinate Bus Number rw |
| #define PCI1_SEC_LAT_TIMER 0x1B // Secondary Latency Timer ro+ |
| #define PCI1_IO_BASE 0x1C // I/O Base rw |
| #define PCI1_IO_LIMIT 0x1D // I/O Limit rw |
| #define PCI1_SECONDARY_STATUS 0x1E // Secondary Status rw |
| #define PCI1_MEM_BASE 0x20 // Memory Base rw |
| #define PCI1_MEM_LIMIT 0x22 // Memory Limit rw |
| #define PCI1_PRF_MEM_BASE 0x24 // Prefetchable Memory Base rw |
| #define PCI1_PRF_MEM_LIMIT 0x26 // Prefetchable Memory Limit rw |
| #define PCI1_PRF_BASE_UPPER 0x28 // Prefetchable Base Upper 32 rw |
| #define PCI1_PRF_LIMIT_UPPER 0x2C // Prefetchable Limit Upper 32 rw |
| #define PCI1_IO_BASE_UPPER 0x30 // I/O Base Upper 16 bits rw |
| #define PCI1_IO_LIMIT_UPPER 0x32 // I/O Limit Upper 16 bits rw |
| #define PCI1_RESERVED 0x34 // Reserved ro |
| #define PCI1_ROM_BASE_ADDR 0x38 // Expansion ROM Base Address rw |
| #define PCI1_INTR_LINE 0x3C // Interrupt Line rw |
| #define PCI1_INTR_PIN 0x3D // Interrupt Pin ro |
| #define PCI1_BRIDGE_CTRL 0x3E // Bridge Control rw |
| |
| // Device specific offsets |
| #define PCI_DEVICE_SPECIFIC 0x40 // 192 bytes |
| #define PCI_CONFIG_SIZE 0xFF |
| |
| // Some Vendor IDs |
| #define PCI_VENDOR_DEC 0x1011 |
| #define PCI_VENDOR_NCR 0x101A |
| #define PCI_VENDOR_QLOGIC 0x1077 |
| #define PCI_VENDOR_SIMOS 0x1291 |
| |
| // Some Product IDs |
| #define PCI_PRODUCT_DEC_PZA 0x0008 |
| #define PCI_PRODUCT_NCR_810 0x0001 |
| #define PCI_PRODUCT_QLOGIC_ISP1020 0x1020 |
| #define PCI_PRODUCT_SIMOS_SIMOS 0x1291 |
| #define PCI_PRODUCT_SIMOS_ETHER 0x1292 |
| |
| /** |
| * PCIe capability list offsets internal to the entry. |
| * Actual offsets in the PCI config space are defined in |
| * the python files setting up the system. |
| */ |
| #define PMCAP_ID 0x00 |
| #define PMCAP_PC 0x02 |
| #define PMCAP_PMCS 0x04 |
| #define PMCAP_SIZE 0x06 |
| |
| #define MSICAP_ID 0x00 |
| #define MSICAP_MC 0x02 |
| #define MSICAP_MA 0x04 |
| #define MSICAP_MUA 0x08 |
| #define MSICAP_MD 0x0C |
| #define MSICAP_MMASK 0x10 |
| #define MSICAP_MPEND 0x14 |
| #define MSICAP_SIZE 0x18 |
| |
| #define MSIXCAP_ID 0x00 |
| #define MSIXCAP_MXC 0x02 |
| #define MSIXCAP_MTAB 0x04 |
| #define MSIXCAP_MPBA 0x08 |
| #define MSIXCAP_SIZE 0x0C |
| |
| #define PXCAP_ID 0x00 |
| #define PXCAP_PXCAP 0x02 |
| #define PXCAP_PXDCAP 0x04 |
| #define PXCAP_PXDC 0x08 |
| #define PXCAP_PXDS 0x0A |
| #define PXCAP_PXLCAP 0x0C |
| #define PXCAP_PXLC 0x10 |
| #define PXCAP_PXLS 0x12 |
| #define PXCAP_PXDCAP2 0x24 |
| #define PXCAP_PXDC2 0x28 |
| #define PXCAP_SIZE 0x30 |
| |
| /** @struct PMCAP |
| * Defines the Power Management capability register and all its associated |
| * bitfields for a PCIe device. |
| */ |
| union PMCAP { |
| uint8_t data[6]; |
| struct { |
| uint16_t pid; /* 0:7 cid |
| * 8:15 next |
| */ |
| uint16_t pc; /* 0:2 vs |
| * 3 pmec |
| * 4 reserved |
| * 5 dsi |
| * 6:8 auxc |
| * 9 d1s |
| * 10 d2s |
| * 11:15 psup |
| */ |
| uint16_t pmcs; /* 0:1 ps |
| * 2 reserved |
| * 3 nsfrst |
| * 4:7 reserved |
| * 8 pmee |
| * 9:12 dse |
| * 13:14 dsc |
| * 15 pmes |
| */ |
| }; |
| }; |
| |
| /** @struct MSICAP |
| * Defines the MSI Capability register and its associated bitfields for |
| * the a PCI/PCIe device. Both the MSI capability and the MSIX capability |
| * can be filled in if a device model supports both, but only 1 of |
| * MSI/MSIX/INTx interrupt mode can be selected at a given time. |
| */ |
| union MSICAP { |
| uint8_t data[24]; |
| struct { |
| uint16_t mid; /* 0:7 cid |
| * 8:15 next |
| */ |
| uint16_t mc; /* 0 msie; |
| * 1:3 mmc; |
| * 4:6 mme; |
| * 7 c64; |
| * 8 pvm; |
| * 9:15 reserved; |
| */ |
| uint32_t ma; /* 0:1 reserved |
| * 2:31 addr |
| */ |
| uint32_t mua; |
| uint16_t md; |
| uint32_t mmask; |
| uint32_t mpend; |
| }; |
| }; |
| |
| /** @struct MSIX |
| * Defines the MSI-X Capability register and its associated bitfields for |
| * a PCIe device. |
| */ |
| union MSIXCAP { |
| uint8_t data[12]; |
| struct { |
| uint16_t mxid; /* 0:7 cid |
| * 8:15 next |
| */ |
| uint16_t mxc; /* 0:10 ts; |
| * 11:13 reserved; |
| * 14 fm; |
| * 15 mxe; |
| */ |
| uint32_t mtab; /* 0:2 tbir; |
| * 3:31 to; |
| */ |
| uint32_t mpba; /* 0:2 pbir; |
| * 3:31> pbao; |
| */ |
| }; |
| }; |
| |
| union MSIXTable { |
| struct { |
| uint32_t addr_lo; |
| uint32_t addr_hi; |
| uint32_t msg_data; |
| uint32_t vec_ctrl; |
| } fields; |
| uint32_t data[4]; |
| }; |
| |
| #define MSIXVECS_PER_PBA 64 |
| struct MSIXPbaEntry { |
| uint64_t bits; |
| }; |
| |
| /** @struct PXCAP |
| * Defines the PCI Express capability register and its associated bitfields |
| * for a PCIe device. |
| */ |
| struct PXCAP { |
| uint8_t data[48]; |
| struct { |
| uint16_t pxid; /* 0:7 cid |
| * 8:15 next |
| */ |
| uint16_t pxcap; /* 0:3 ver; |
| * 4:7 dpt; |
| * 8 si; |
| * 9:13 imn; |
| * 14:15 reserved; |
| */ |
| uint32_t pxdcap; /* 0:2 mps; |
| * 3:4 pfs; |
| * 5 etfs; |
| * 6:8 l0sl; |
| * 9:11 l1l; |
| * 12:14 reserved; |
| * 15 rer; |
| * 16:17 reserved; |
| * 18:25 csplv; |
| * 26:27 cspls; |
| * 28 flrc; |
| * 29:31 reserved; |
| */ |
| uint16_t pxdc; /* 0 cere; |
| * 1 nfere; |
| * 2 fere; |
| * 3 urre; |
| * 4 ero; |
| * 5:7 mps; |
| * 8 ete; |
| * 9 pfe; |
| * 10 appme; |
| * 11 ens; |
| * 12:14 mrrs; |
| * 15 func_reset; |
| */ |
| uint16_t pxds; /* 0 ced; |
| * 1 nfed; |
| * 2 fed; |
| * 3 urd; |
| * 4 apd; |
| * 5 tp; |
| * 6:15 reserved; |
| */ |
| uint32_t pxlcap; /* 0:3 sls; |
| * 4:9 mlw; |
| * 10:11 aspms; |
| * 12:14 l0sel; |
| * 15:17 l1el; |
| * 18 cpm; |
| * 19 sderc; |
| * 20 dllla; |
| * 21 lbnc; |
| * 22:23 reserved; |
| * 24:31 pn; |
| */ |
| uint16_t pxlc; /* 0:1 aspmc; |
| * 2 reserved; |
| * 3 rcb; |
| * 4:5 reserved; |
| * 6 ccc; |
| * 7 es; |
| * 8 ecpm; |
| * 9 hawd; |
| * 10:15 reserved; |
| */ |
| uint16_t pxls; /* 0:3 cls; |
| * 4:9 nlw; |
| * 10:11 reserved; |
| * 12 slot_clk_config; |
| * 13:15 reserved; |
| */ |
| uint8_t reserved[20]; |
| uint32_t pxdcap2; /* 0:3 ctrs; |
| * 4 ctds; |
| * 5 arifs; |
| * 6 aors; |
| * 7 aocs32; |
| * 8 aocs64; |
| * 9 ccs128; |
| * 10 nprpr; |
| * 11 ltrs; |
| * 12:13 tphcs; |
| * 14:17 reserved; |
| * 18:19 obffs; |
| * 20 effs; |
| * 21 eetps; |
| * 22:23 meetp; |
| * 24:31 reserved; |
| */ |
| uint32_t pxdc2; /* 0:3 ctv; |
| * 4 ctd; |
| * 5:9 reserved; |
| * 10 ltrme; |
| * 11:12 reserved; |
| * 13:14 obffe; |
| * 15:31 reserved; |
| */ |
| }; |
| }; |
| #endif // __PCIREG_H__ |
