--- zzzz-none-000/linux-3.10.107/include/uapi/linux/pci_regs.h 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/include/uapi/linux/pci_regs.h 2021-02-04 17:41:59.000000000 +0000 @@ -13,10 +13,10 @@ * PCI to PCI Bridge Specification * PCI System Design Guide * - * For hypertransport information, please consult the following manuals - * from http://www.hypertransport.org + * For HyperTransport information, please consult the following manuals + * from http://www.hypertransport.org * - * The Hypertransport I/O Link Specification + * The HyperTransport I/O Link Specification */ #ifndef LINUX_PCI_REGS_H @@ -37,7 +37,7 @@ #define PCI_COMMAND_INVALIDATE 0x10 /* Use memory write and invalidate */ #define PCI_COMMAND_VGA_PALETTE 0x20 /* Enable palette snooping */ #define PCI_COMMAND_PARITY 0x40 /* Enable parity checking */ -#define PCI_COMMAND_WAIT 0x80 /* Enable address/data stepping */ +#define PCI_COMMAND_WAIT 0x80 /* Enable address/data stepping */ #define PCI_COMMAND_SERR 0x100 /* Enable SERR */ #define PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */ #define PCI_COMMAND_INTX_DISABLE 0x400 /* INTx Emulation Disable */ @@ -45,7 +45,7 @@ #define PCI_STATUS 0x06 /* 16 bits */ #define PCI_STATUS_INTERRUPT 0x08 /* Interrupt status */ #define PCI_STATUS_CAP_LIST 0x10 /* Support Capability List */ -#define PCI_STATUS_66MHZ 0x20 /* Support 66 Mhz PCI 2.1 bus */ +#define PCI_STATUS_66MHZ 0x20 /* Support 66 MHz PCI 2.1 bus */ #define PCI_STATUS_UDF 0x40 /* Support User Definable Features [obsolete] */ #define PCI_STATUS_FAST_BACK 0x80 /* Accept fast-back to back */ #define PCI_STATUS_PARITY 0x100 /* Detected parity error */ @@ -205,18 +205,19 @@ #define PCI_CAP_ID_CHSWP 0x06 /* CompactPCI HotSwap */ #define PCI_CAP_ID_PCIX 0x07 /* PCI-X */ #define PCI_CAP_ID_HT 0x08 /* HyperTransport */ -#define PCI_CAP_ID_VNDR 0x09 /* Vendor specific */ +#define PCI_CAP_ID_VNDR 0x09 /* Vendor-Specific */ #define PCI_CAP_ID_DBG 0x0A /* Debug port */ #define PCI_CAP_ID_CCRC 0x0B /* CompactPCI Central Resource Control */ -#define PCI_CAP_ID_SHPC 0x0C /* PCI Standard Hot-Plug Controller */ +#define PCI_CAP_ID_SHPC 0x0C /* PCI Standard Hot-Plug Controller */ #define PCI_CAP_ID_SSVID 0x0D /* Bridge subsystem vendor/device ID */ #define PCI_CAP_ID_AGP3 0x0E /* AGP Target PCI-PCI bridge */ #define PCI_CAP_ID_SECDEV 0x0F /* Secure Device */ -#define PCI_CAP_ID_EXP 0x10 /* PCI Express */ +#define PCI_CAP_ID_EXP 0x10 /* PCI Express */ #define PCI_CAP_ID_MSIX 0x11 /* MSI-X */ #define PCI_CAP_ID_SATA 0x12 /* SATA Data/Index Conf. */ #define PCI_CAP_ID_AF 0x13 /* PCI Advanced Features */ -#define PCI_CAP_ID_MAX PCI_CAP_ID_AF +#define PCI_CAP_ID_EA 0x14 /* PCI Enhanced Allocation */ +#define PCI_CAP_ID_MAX PCI_CAP_ID_EA #define PCI_CAP_LIST_NEXT 1 /* Next capability in the list */ #define PCI_CAP_FLAGS 2 /* Capability defined flags (16 bits) */ #define PCI_CAP_SIZEOF 4 @@ -268,8 +269,8 @@ #define PCI_AGP_COMMAND_RQ_MASK 0xff000000 /* Master: Maximum number of requests */ #define PCI_AGP_COMMAND_SBA 0x0200 /* Sideband addressing enabled */ #define PCI_AGP_COMMAND_AGP 0x0100 /* Allow processing of AGP transactions */ -#define PCI_AGP_COMMAND_64BIT 0x0020 /* Allow processing of 64-bit addresses */ -#define PCI_AGP_COMMAND_FW 0x0010 /* Force FW transfers */ +#define PCI_AGP_COMMAND_64BIT 0x0020 /* Allow processing of 64-bit addresses */ +#define PCI_AGP_COMMAND_FW 0x0010 /* Force FW transfers */ #define PCI_AGP_COMMAND_RATE4 0x0004 /* Use 4x rate */ #define PCI_AGP_COMMAND_RATE2 0x0002 /* Use 2x rate */ #define PCI_AGP_COMMAND_RATE1 0x0001 /* Use 1x rate */ @@ -319,10 +320,10 @@ #define PCI_MSIX_PBA 8 /* Pending Bit Array offset */ #define PCI_MSIX_PBA_BIR 0x00000007 /* BAR index */ #define PCI_MSIX_PBA_OFFSET 0xfffffff8 /* Offset into specified BAR */ -#define PCI_MSIX_FLAGS_BIRMASK (7 << 0) /* deprecated */ +#define PCI_MSIX_FLAGS_BIRMASK PCI_MSIX_PBA_BIR /* deprecated */ #define PCI_CAP_MSIX_SIZEOF 12 /* size of MSIX registers */ -/* MSI-X entry's format */ +/* MSI-X Table entry format */ #define PCI_MSIX_ENTRY_SIZE 16 #define PCI_MSIX_ENTRY_LOWER_ADDR 0 #define PCI_MSIX_ENTRY_UPPER_ADDR 4 @@ -353,6 +354,46 @@ #define PCI_AF_STATUS_TP 0x01 #define PCI_CAP_AF_SIZEOF 6 /* size of AF registers */ +/* PCI Enhanced Allocation registers */ + +#define PCI_EA_NUM_ENT 2 /* Number of Capability Entries */ +#define PCI_EA_NUM_ENT_MASK 0x3f /* Num Entries Mask */ +#define PCI_EA_FIRST_ENT 4 /* First EA Entry in List */ +#define PCI_EA_FIRST_ENT_BRIDGE 8 /* First EA Entry for Bridges */ +#define PCI_EA_ES 0x00000007 /* Entry Size */ +#define PCI_EA_BEI 0x000000f0 /* BAR Equivalent Indicator */ +/* 0-5 map to BARs 0-5 respectively */ +#define PCI_EA_BEI_BAR0 0 +#define PCI_EA_BEI_BAR5 5 +#define PCI_EA_BEI_BRIDGE 6 /* Resource behind bridge */ +#define PCI_EA_BEI_ENI 7 /* Equivalent Not Indicated */ +#define PCI_EA_BEI_ROM 8 /* Expansion ROM */ +/* 9-14 map to VF BARs 0-5 respectively */ +#define PCI_EA_BEI_VF_BAR0 9 +#define PCI_EA_BEI_VF_BAR5 14 +#define PCI_EA_BEI_RESERVED 15 /* Reserved - Treat like ENI */ +#define PCI_EA_PP 0x0000ff00 /* Primary Properties */ +#define PCI_EA_SP 0x00ff0000 /* Secondary Properties */ +#define PCI_EA_P_MEM 0x00 /* Non-Prefetch Memory */ +#define PCI_EA_P_MEM_PREFETCH 0x01 /* Prefetchable Memory */ +#define PCI_EA_P_IO 0x02 /* I/O Space */ +#define PCI_EA_P_VF_MEM_PREFETCH 0x03 /* VF Prefetchable Memory */ +#define PCI_EA_P_VF_MEM 0x04 /* VF Non-Prefetch Memory */ +#define PCI_EA_P_BRIDGE_MEM 0x05 /* Bridge Non-Prefetch Memory */ +#define PCI_EA_P_BRIDGE_MEM_PREFETCH 0x06 /* Bridge Prefetchable Memory */ +#define PCI_EA_P_BRIDGE_IO 0x07 /* Bridge I/O Space */ +/* 0x08-0xfc reserved */ +#define PCI_EA_P_MEM_RESERVED 0xfd /* Reserved Memory */ +#define PCI_EA_P_IO_RESERVED 0xfe /* Reserved I/O Space */ +#define PCI_EA_P_UNAVAILABLE 0xff /* Entry Unavailable */ +#define PCI_EA_WRITABLE 0x40000000 /* Writable: 1 = RW, 0 = HwInit */ +#define PCI_EA_ENABLE 0x80000000 /* Enable for this entry */ +#define PCI_EA_BASE 4 /* Base Address Offset */ +#define PCI_EA_MAX_OFFSET 8 /* MaxOffset (resource length) */ +/* bit 0 is reserved */ +#define PCI_EA_IS_64 0x00000002 /* 64-bit field flag */ +#define PCI_EA_FIELD_MASK 0xfffffffc /* For Base & Max Offset */ + /* PCI-X registers (Type 0 (non-bridge) devices) */ #define PCI_X_CMD 2 /* Modes & Features */ @@ -373,7 +414,7 @@ #define PCI_X_CMD_SPLIT_16 0x0060 /* Max 16 */ #define PCI_X_CMD_SPLIT_32 0x0070 /* Max 32 */ #define PCI_X_CMD_MAX_SPLIT 0x0070 /* Max Outstanding Split Transactions */ -#define PCI_X_CMD_VERSION(x) (((x) >> 12) & 3) /* Version */ +#define PCI_X_CMD_VERSION(x) (((x) >> 12) & 3) /* Version */ #define PCI_X_STATUS 4 /* PCI-X capabilities */ #define PCI_X_STATUS_DEVFN 0x000000ff /* A copy of devfn */ #define PCI_X_STATUS_BUS 0x0000ff00 /* A copy of bus nr */ @@ -408,8 +449,8 @@ /* PCI Bridge Subsystem ID registers */ -#define PCI_SSVID_VENDOR_ID 4 /* PCI-Bridge subsystem vendor id register */ -#define PCI_SSVID_DEVICE_ID 6 /* PCI-Bridge subsystem device id register */ +#define PCI_SSVID_VENDOR_ID 4 /* PCI Bridge subsystem vendor ID */ +#define PCI_SSVID_DEVICE_ID 6 /* PCI Bridge subsystem device ID */ /* PCI Express capability registers */ @@ -421,24 +462,24 @@ #define PCI_EXP_TYPE_ROOT_PORT 0x4 /* Root Port */ #define PCI_EXP_TYPE_UPSTREAM 0x5 /* Upstream Port */ #define PCI_EXP_TYPE_DOWNSTREAM 0x6 /* Downstream Port */ -#define PCI_EXP_TYPE_PCI_BRIDGE 0x7 /* PCI/PCI-X Bridge */ -#define PCI_EXP_TYPE_PCIE_BRIDGE 0x8 /* PCI/PCI-X to PCIE Bridge */ +#define PCI_EXP_TYPE_PCI_BRIDGE 0x7 /* PCIe to PCI/PCI-X Bridge */ +#define PCI_EXP_TYPE_PCIE_BRIDGE 0x8 /* PCI/PCI-X to PCIe Bridge */ #define PCI_EXP_TYPE_RC_END 0x9 /* Root Complex Integrated Endpoint */ #define PCI_EXP_TYPE_RC_EC 0xa /* Root Complex Event Collector */ #define PCI_EXP_FLAGS_SLOT 0x0100 /* Slot implemented */ #define PCI_EXP_FLAGS_IRQ 0x3e00 /* Interrupt message number */ #define PCI_EXP_DEVCAP 4 /* Device capabilities */ -#define PCI_EXP_DEVCAP_PAYLOAD 0x07 /* Max_Payload_Size */ -#define PCI_EXP_DEVCAP_PHANTOM 0x18 /* Phantom functions */ -#define PCI_EXP_DEVCAP_EXT_TAG 0x20 /* Extended tags */ -#define PCI_EXP_DEVCAP_L0S 0x1c0 /* L0s Acceptable Latency */ -#define PCI_EXP_DEVCAP_L1 0xe00 /* L1 Acceptable Latency */ -#define PCI_EXP_DEVCAP_ATN_BUT 0x1000 /* Attention Button Present */ -#define PCI_EXP_DEVCAP_ATN_IND 0x2000 /* Attention Indicator Present */ -#define PCI_EXP_DEVCAP_PWR_IND 0x4000 /* Power Indicator Present */ -#define PCI_EXP_DEVCAP_RBER 0x8000 /* Role-Based Error Reporting */ -#define PCI_EXP_DEVCAP_PWR_VAL 0x3fc0000 /* Slot Power Limit Value */ -#define PCI_EXP_DEVCAP_PWR_SCL 0xc000000 /* Slot Power Limit Scale */ +#define PCI_EXP_DEVCAP_PAYLOAD 0x00000007 /* Max_Payload_Size */ +#define PCI_EXP_DEVCAP_PHANTOM 0x00000018 /* Phantom functions */ +#define PCI_EXP_DEVCAP_EXT_TAG 0x00000020 /* Extended tags */ +#define PCI_EXP_DEVCAP_L0S 0x000001c0 /* L0s Acceptable Latency */ +#define PCI_EXP_DEVCAP_L1 0x00000e00 /* L1 Acceptable Latency */ +#define PCI_EXP_DEVCAP_ATN_BUT 0x00001000 /* Attention Button Present */ +#define PCI_EXP_DEVCAP_ATN_IND 0x00002000 /* Attention Indicator Present */ +#define PCI_EXP_DEVCAP_PWR_IND 0x00004000 /* Power Indicator Present */ +#define PCI_EXP_DEVCAP_RBER 0x00008000 /* Role-Based Error Reporting */ +#define PCI_EXP_DEVCAP_PWR_VAL 0x03fc0000 /* Slot Power Limit Value */ +#define PCI_EXP_DEVCAP_PWR_SCL 0x0c000000 /* Slot Power Limit Scale */ #define PCI_EXP_DEVCAP_FLR 0x10000000 /* Function Level Reset */ #define PCI_EXP_DEVCTL 8 /* Device Control */ #define PCI_EXP_DEVCTL_CERE 0x0001 /* Correctable Error Reporting En. */ @@ -452,45 +493,54 @@ #define PCI_EXP_DEVCTL_AUX_PME 0x0400 /* Auxiliary Power PM Enable */ #define PCI_EXP_DEVCTL_NOSNOOP_EN 0x0800 /* Enable No Snoop */ #define PCI_EXP_DEVCTL_READRQ 0x7000 /* Max_Read_Request_Size */ +#define PCI_EXP_DEVCTL_READRQ_128B 0x0000 /* 128 Bytes */ +#define PCI_EXP_DEVCTL_READRQ_256B 0x1000 /* 256 Bytes */ +#define PCI_EXP_DEVCTL_READRQ_512B 0x2000 /* 512 Bytes */ +#define PCI_EXP_DEVCTL_READRQ_1024B 0x3000 /* 1024 Bytes */ #define PCI_EXP_DEVCTL_BCR_FLR 0x8000 /* Bridge Configuration Retry / FLR */ #define PCI_EXP_DEVSTA 10 /* Device Status */ -#define PCI_EXP_DEVSTA_CED 0x01 /* Correctable Error Detected */ -#define PCI_EXP_DEVSTA_NFED 0x02 /* Non-Fatal Error Detected */ -#define PCI_EXP_DEVSTA_FED 0x04 /* Fatal Error Detected */ -#define PCI_EXP_DEVSTA_URD 0x08 /* Unsupported Request Detected */ -#define PCI_EXP_DEVSTA_AUXPD 0x10 /* AUX Power Detected */ -#define PCI_EXP_DEVSTA_TRPND 0x20 /* Transactions Pending */ +#define PCI_EXP_DEVSTA_CED 0x0001 /* Correctable Error Detected */ +#define PCI_EXP_DEVSTA_NFED 0x0002 /* Non-Fatal Error Detected */ +#define PCI_EXP_DEVSTA_FED 0x0004 /* Fatal Error Detected */ +#define PCI_EXP_DEVSTA_URD 0x0008 /* Unsupported Request Detected */ +#define PCI_EXP_DEVSTA_AUXPD 0x0010 /* AUX Power Detected */ +#define PCI_EXP_DEVSTA_TRPND 0x0020 /* Transactions Pending */ #define PCI_EXP_LNKCAP 12 /* Link Capabilities */ #define PCI_EXP_LNKCAP_SLS 0x0000000f /* Supported Link Speeds */ -#define PCI_EXP_LNKCAP_SLS_2_5GB 0x1 /* LNKCAP2 SLS Vector bit 0 (2.5GT/s) */ -#define PCI_EXP_LNKCAP_SLS_5_0GB 0x2 /* LNKCAP2 SLS Vector bit 1 (5.0GT/s) */ +#define PCI_EXP_LNKCAP_SLS_2_5GB 0x00000001 /* LNKCAP2 SLS Vector bit 0 */ +#define PCI_EXP_LNKCAP_SLS_5_0GB 0x00000002 /* LNKCAP2 SLS Vector bit 1 */ #define PCI_EXP_LNKCAP_MLW 0x000003f0 /* Maximum Link Width */ #define PCI_EXP_LNKCAP_ASPMS 0x00000c00 /* ASPM Support */ #define PCI_EXP_LNKCAP_L0SEL 0x00007000 /* L0s Exit Latency */ #define PCI_EXP_LNKCAP_L1EL 0x00038000 /* L1 Exit Latency */ -#define PCI_EXP_LNKCAP_CLKPM 0x00040000 /* L1 Clock Power Management */ +#define PCI_EXP_LNKCAP_CLKPM 0x00040000 /* Clock Power Management */ #define PCI_EXP_LNKCAP_SDERC 0x00080000 /* Surprise Down Error Reporting Capable */ #define PCI_EXP_LNKCAP_DLLLARC 0x00100000 /* Data Link Layer Link Active Reporting Capable */ #define PCI_EXP_LNKCAP_LBNC 0x00200000 /* Link Bandwidth Notification Capability */ #define PCI_EXP_LNKCAP_PN 0xff000000 /* Port Number */ #define PCI_EXP_LNKCTL 16 /* Link Control */ #define PCI_EXP_LNKCTL_ASPMC 0x0003 /* ASPM Control */ -#define PCI_EXP_LNKCTL_ASPM_L0S 0x01 /* L0s Enable */ -#define PCI_EXP_LNKCTL_ASPM_L1 0x02 /* L1 Enable */ +#define PCI_EXP_LNKCTL_ASPM_L0S 0x0001 /* L0s Enable */ +#define PCI_EXP_LNKCTL_ASPM_L1 0x0002 /* L1 Enable */ #define PCI_EXP_LNKCTL_RCB 0x0008 /* Read Completion Boundary */ #define PCI_EXP_LNKCTL_LD 0x0010 /* Link Disable */ #define PCI_EXP_LNKCTL_RL 0x0020 /* Retrain Link */ #define PCI_EXP_LNKCTL_CCC 0x0040 /* Common Clock Configuration */ #define PCI_EXP_LNKCTL_ES 0x0080 /* Extended Synch */ -#define PCI_EXP_LNKCTL_CLKREQ_EN 0x100 /* Enable clkreq */ +#define PCI_EXP_LNKCTL_CLKREQ_EN 0x0100 /* Enable clkreq */ #define PCI_EXP_LNKCTL_HAWD 0x0200 /* Hardware Autonomous Width Disable */ #define PCI_EXP_LNKCTL_LBMIE 0x0400 /* Link Bandwidth Management Interrupt Enable */ -#define PCI_EXP_LNKCTL_LABIE 0x0800 /* Lnk Autonomous Bandwidth Interrupt Enable */ +#define PCI_EXP_LNKCTL_LABIE 0x0800 /* Link Autonomous Bandwidth Interrupt Enable */ #define PCI_EXP_LNKSTA 18 /* Link Status */ #define PCI_EXP_LNKSTA_CLS 0x000f /* Current Link Speed */ -#define PCI_EXP_LNKSTA_CLS_2_5GB 0x01 /* Current Link Speed 2.5GT/s */ -#define PCI_EXP_LNKSTA_CLS_5_0GB 0x02 /* Current Link Speed 5.0GT/s */ -#define PCI_EXP_LNKSTA_NLW 0x03f0 /* Nogotiated Link Width */ +#define PCI_EXP_LNKSTA_CLS_2_5GB 0x0001 /* Current Link Speed 2.5GT/s */ +#define PCI_EXP_LNKSTA_CLS_5_0GB 0x0002 /* Current Link Speed 5.0GT/s */ +#define PCI_EXP_LNKSTA_CLS_8_0GB 0x0003 /* Current Link Speed 8.0GT/s */ +#define PCI_EXP_LNKSTA_NLW 0x03f0 /* Negotiated Link Width */ +#define PCI_EXP_LNKSTA_NLW_X1 0x0010 /* Current Link Width x1 */ +#define PCI_EXP_LNKSTA_NLW_X2 0x0020 /* Current Link Width x2 */ +#define PCI_EXP_LNKSTA_NLW_X4 0x0040 /* Current Link Width x4 */ +#define PCI_EXP_LNKSTA_NLW_X8 0x0080 /* Current Link Width x8 */ #define PCI_EXP_LNKSTA_NLW_SHIFT 4 /* start of NLW mask in link status */ #define PCI_EXP_LNKSTA_LT 0x0800 /* Link Training */ #define PCI_EXP_LNKSTA_SLC 0x1000 /* Slot Clock Configuration */ @@ -519,8 +569,16 @@ #define PCI_EXP_SLTCTL_CCIE 0x0010 /* Command Completed Interrupt Enable */ #define PCI_EXP_SLTCTL_HPIE 0x0020 /* Hot-Plug Interrupt Enable */ #define PCI_EXP_SLTCTL_AIC 0x00c0 /* Attention Indicator Control */ +#define PCI_EXP_SLTCTL_ATTN_IND_ON 0x0040 /* Attention Indicator on */ +#define PCI_EXP_SLTCTL_ATTN_IND_BLINK 0x0080 /* Attention Indicator blinking */ +#define PCI_EXP_SLTCTL_ATTN_IND_OFF 0x00c0 /* Attention Indicator off */ #define PCI_EXP_SLTCTL_PIC 0x0300 /* Power Indicator Control */ +#define PCI_EXP_SLTCTL_PWR_IND_ON 0x0100 /* Power Indicator on */ +#define PCI_EXP_SLTCTL_PWR_IND_BLINK 0x0200 /* Power Indicator blinking */ +#define PCI_EXP_SLTCTL_PWR_IND_OFF 0x0300 /* Power Indicator off */ #define PCI_EXP_SLTCTL_PCC 0x0400 /* Power Controller Control */ +#define PCI_EXP_SLTCTL_PWR_ON 0x0000 /* Power On */ +#define PCI_EXP_SLTCTL_PWR_OFF 0x0400 /* Power Off */ #define PCI_EXP_SLTCTL_EIC 0x0800 /* Electromechanical Interlock Control */ #define PCI_EXP_SLTCTL_DLLSCE 0x1000 /* Data Link Layer State Changed Enable */ #define PCI_EXP_SLTSTA 26 /* Slot Status */ @@ -534,44 +592,51 @@ #define PCI_EXP_SLTSTA_EIS 0x0080 /* Electromechanical Interlock Status */ #define PCI_EXP_SLTSTA_DLLSC 0x0100 /* Data Link Layer State Changed */ #define PCI_EXP_RTCTL 28 /* Root Control */ -#define PCI_EXP_RTCTL_SECEE 0x01 /* System Error on Correctable Error */ -#define PCI_EXP_RTCTL_SENFEE 0x02 /* System Error on Non-Fatal Error */ -#define PCI_EXP_RTCTL_SEFEE 0x04 /* System Error on Fatal Error */ -#define PCI_EXP_RTCTL_PMEIE 0x08 /* PME Interrupt Enable */ -#define PCI_EXP_RTCTL_CRSSVE 0x10 /* CRS Software Visibility Enable */ +#define PCI_EXP_RTCTL_SECEE 0x0001 /* System Error on Correctable Error */ +#define PCI_EXP_RTCTL_SENFEE 0x0002 /* System Error on Non-Fatal Error */ +#define PCI_EXP_RTCTL_SEFEE 0x0004 /* System Error on Fatal Error */ +#define PCI_EXP_RTCTL_PMEIE 0x0008 /* PME Interrupt Enable */ +#define PCI_EXP_RTCTL_CRSSVE 0x0010 /* CRS Software Visibility Enable */ #define PCI_EXP_RTCAP 30 /* Root Capabilities */ +#define PCI_EXP_RTCAP_CRSVIS 0x0001 /* CRS Software Visibility capability */ #define PCI_EXP_RTSTA 32 /* Root Status */ -#define PCI_EXP_RTSTA_PME 0x10000 /* PME status */ -#define PCI_EXP_RTSTA_PENDING 0x20000 /* PME pending */ +#define PCI_EXP_RTSTA_PME 0x00010000 /* PME status */ +#define PCI_EXP_RTSTA_PENDING 0x00020000 /* PME pending */ /* - * Note that the following PCI Express 'Capability Structure' registers - * were introduced with 'Capability Version' 0x2 (v2). These registers - * do not exist on devices with Capability Version 1. Use pci_pcie_cap2() - * to use these fields safely. + * The Device Capabilities 2, Device Status 2, Device Control 2, + * Link Capabilities 2, Link Status 2, Link Control 2, + * Slot Capabilities 2, Slot Status 2, and Slot Control 2 registers + * are only present on devices with PCIe Capability version 2. + * Use pcie_capability_read_word() and similar interfaces to use them + * safely. */ #define PCI_EXP_DEVCAP2 36 /* Device Capabilities 2 */ -#define PCI_EXP_DEVCAP2_ARI 0x20 /* Alternative Routing-ID */ -#define PCI_EXP_DEVCAP2_LTR 0x800 /* Latency tolerance reporting */ -#define PCI_EXP_OBFF_MASK 0xc0000 /* OBFF support mechanism */ -#define PCI_EXP_OBFF_MSG 0x40000 /* New message signaling */ -#define PCI_EXP_OBFF_WAKE 0x80000 /* Re-use WAKE# for OBFF */ +#define PCI_EXP_DEVCAP2_ARI 0x00000020 /* Alternative Routing-ID */ +#define PCI_EXP_DEVCAP2_LTR 0x00000800 /* Latency tolerance reporting */ +#define PCI_EXP_DEVCAP2_OBFF_MASK 0x000c0000 /* OBFF support mechanism */ +#define PCI_EXP_DEVCAP2_OBFF_MSG 0x00040000 /* New message signaling */ +#define PCI_EXP_DEVCAP2_OBFF_WAKE 0x00080000 /* Re-use WAKE# for OBFF */ #define PCI_EXP_DEVCTL2 40 /* Device Control 2 */ -#define PCI_EXP_DEVCTL2_ARI 0x20 /* Alternative Routing-ID */ -#define PCI_EXP_IDO_REQ_EN 0x100 /* ID-based ordering request enable */ -#define PCI_EXP_IDO_CMP_EN 0x200 /* ID-based ordering completion enable */ -#define PCI_EXP_LTR_EN 0x400 /* Latency tolerance reporting */ -#define PCI_EXP_OBFF_MSGA_EN 0x2000 /* OBFF enable with Message type A */ -#define PCI_EXP_OBFF_MSGB_EN 0x4000 /* OBFF enable with Message type B */ -#define PCI_EXP_OBFF_WAKE_EN 0x6000 /* OBFF using WAKE# signaling */ +#define PCI_EXP_DEVCTL2_COMP_TIMEOUT 0x000f /* Completion Timeout Value */ +#define PCI_EXP_DEVCTL2_ARI 0x0020 /* Alternative Routing-ID */ +#define PCI_EXP_DEVCTL2_IDO_REQ_EN 0x0100 /* Allow IDO for requests */ +#define PCI_EXP_DEVCTL2_IDO_CMP_EN 0x0200 /* Allow IDO for completions */ +#define PCI_EXP_DEVCTL2_LTR_EN 0x0400 /* Enable LTR mechanism */ +#define PCI_EXP_DEVCTL2_OBFF_MSGA_EN 0x2000 /* Enable OBFF Message type A */ +#define PCI_EXP_DEVCTL2_OBFF_MSGB_EN 0x4000 /* Enable OBFF Message type B */ +#define PCI_EXP_DEVCTL2_OBFF_WAKE_EN 0x6000 /* OBFF using WAKE# signaling */ +#define PCI_EXP_DEVSTA2 42 /* Device Status 2 */ #define PCI_CAP_EXP_ENDPOINT_SIZEOF_V2 44 /* v2 endpoints end here */ -#define PCI_EXP_LNKCAP2 44 /* Link Capability 2 */ -#define PCI_EXP_LNKCAP2_SLS_2_5GB 0x02 /* Supported Link Speed 2.5GT/s */ -#define PCI_EXP_LNKCAP2_SLS_5_0GB 0x04 /* Supported Link Speed 5.0GT/s */ -#define PCI_EXP_LNKCAP2_SLS_8_0GB 0x08 /* Supported Link Speed 8.0GT/s */ -#define PCI_EXP_LNKCAP2_CROSSLINK 0x100 /* Crosslink supported */ +#define PCI_EXP_LNKCAP2 44 /* Link Capabilities 2 */ +#define PCI_EXP_LNKCAP2_SLS_2_5GB 0x00000002 /* Supported Speed 2.5GT/s */ +#define PCI_EXP_LNKCAP2_SLS_5_0GB 0x00000004 /* Supported Speed 5.0GT/s */ +#define PCI_EXP_LNKCAP2_SLS_8_0GB 0x00000008 /* Supported Speed 8.0GT/s */ +#define PCI_EXP_LNKCAP2_CROSSLINK 0x00000100 /* Crosslink supported */ #define PCI_EXP_LNKCTL2 48 /* Link Control 2 */ #define PCI_EXP_LNKSTA2 50 /* Link Status 2 */ +#define PCI_EXP_SLTCAP2 52 /* Slot Capabilities 2 */ #define PCI_EXP_SLTCTL2 56 /* Slot Control 2 */ +#define PCI_EXP_SLTSTA2 58 /* Slot Status 2 */ /* Extended Capabilities (PCI-X 2.0 and Express) */ #define PCI_EXT_CAP_ID(header) (header & 0x0000ffff) @@ -588,7 +653,7 @@ #define PCI_EXT_CAP_ID_MFVC 0x08 /* Multi-Function VC Capability */ #define PCI_EXT_CAP_ID_VC9 0x09 /* same as _VC */ #define PCI_EXT_CAP_ID_RCRB 0x0A /* Root Complex RB? */ -#define PCI_EXT_CAP_ID_VNDR 0x0B /* Vendor Specific */ +#define PCI_EXT_CAP_ID_VNDR 0x0B /* Vendor-Specific */ #define PCI_EXT_CAP_ID_CAC 0x0C /* Config Access - obsolete */ #define PCI_EXT_CAP_ID_ACS 0x0D /* Access Control Services */ #define PCI_EXT_CAP_ID_ARI 0x0E /* Alternate Routing ID */ @@ -597,12 +662,12 @@ #define PCI_EXT_CAP_ID_MRIOV 0x11 /* Multi Root I/O Virtualization */ #define PCI_EXT_CAP_ID_MCAST 0x12 /* Multicast */ #define PCI_EXT_CAP_ID_PRI 0x13 /* Page Request Interface */ -#define PCI_EXT_CAP_ID_AMD_XXX 0x14 /* reserved for AMD */ -#define PCI_EXT_CAP_ID_REBAR 0x15 /* resizable BAR */ -#define PCI_EXT_CAP_ID_DPA 0x16 /* dynamic power alloc */ -#define PCI_EXT_CAP_ID_TPH 0x17 /* TPH request */ -#define PCI_EXT_CAP_ID_LTR 0x18 /* latency tolerance reporting */ -#define PCI_EXT_CAP_ID_SECPCI 0x19 /* Secondary PCIe */ +#define PCI_EXT_CAP_ID_AMD_XXX 0x14 /* Reserved for AMD */ +#define PCI_EXT_CAP_ID_REBAR 0x15 /* Resizable BAR */ +#define PCI_EXT_CAP_ID_DPA 0x16 /* Dynamic Power Allocation */ +#define PCI_EXT_CAP_ID_TPH 0x17 /* TPH Requester */ +#define PCI_EXT_CAP_ID_LTR 0x18 /* Latency Tolerance Reporting */ +#define PCI_EXT_CAP_ID_SECPCI 0x19 /* Secondary PCIe Capability */ #define PCI_EXT_CAP_ID_PMUX 0x1A /* Protocol Multiplexing */ #define PCI_EXT_CAP_ID_PASID 0x1B /* Process Address Space ID */ #define PCI_EXT_CAP_ID_MAX PCI_EXT_CAP_ID_PASID @@ -612,7 +677,7 @@ /* Advanced Error Reporting */ #define PCI_ERR_UNCOR_STATUS 4 /* Uncorrectable Error Status */ -#define PCI_ERR_UNC_TRAIN 0x00000001 /* Training */ +#define PCI_ERR_UNC_UND 0x00000001 /* Undefined */ #define PCI_ERR_UNC_DLP 0x00000010 /* Data Link Protocol */ #define PCI_ERR_UNC_SURPDN 0x00000020 /* Surprise Down */ #define PCI_ERR_UNC_POISON_TLP 0x00001000 /* Poisoned TLP */ @@ -662,9 +727,9 @@ #define PCI_ERR_ROOT_COR_RCV 0x00000001 /* ERR_COR Received */ /* Multi ERR_COR Received */ #define PCI_ERR_ROOT_MULTI_COR_RCV 0x00000002 -/* ERR_FATAL/NONFATAL Recevied */ +/* ERR_FATAL/NONFATAL Received */ #define PCI_ERR_ROOT_UNCOR_RCV 0x00000004 -/* Multi ERR_FATAL/NONFATAL Recevied */ +/* Multi ERR_FATAL/NONFATAL Received */ #define PCI_ERR_ROOT_MULTI_UNCOR_RCV 0x00000008 #define PCI_ERR_ROOT_FIRST_FATAL 0x00000010 /* First Fatal */ #define PCI_ERR_ROOT_NONFATAL_RCV 0x00000020 /* Non-Fatal Received */ @@ -672,17 +737,34 @@ #define PCI_ERR_ROOT_ERR_SRC 52 /* Error Source Identification */ /* Virtual Channel */ -#define PCI_VC_PORT_REG1 4 -#define PCI_VC_REG1_EVCC 0x7 /* extended vc count */ -#define PCI_VC_PORT_REG2 8 -#define PCI_VC_REG2_32_PHASE 0x2 -#define PCI_VC_REG2_64_PHASE 0x4 -#define PCI_VC_REG2_128_PHASE 0x8 +#define PCI_VC_PORT_CAP1 4 +#define PCI_VC_CAP1_EVCC 0x00000007 /* extended VC count */ +#define PCI_VC_CAP1_LPEVCC 0x00000070 /* low prio extended VC count */ +#define PCI_VC_CAP1_ARB_SIZE 0x00000c00 +#define PCI_VC_PORT_CAP2 8 +#define PCI_VC_CAP2_32_PHASE 0x00000002 +#define PCI_VC_CAP2_64_PHASE 0x00000004 +#define PCI_VC_CAP2_128_PHASE 0x00000008 +#define PCI_VC_CAP2_ARB_OFF 0xff000000 #define PCI_VC_PORT_CTRL 12 +#define PCI_VC_PORT_CTRL_LOAD_TABLE 0x00000001 #define PCI_VC_PORT_STATUS 14 +#define PCI_VC_PORT_STATUS_TABLE 0x00000001 #define PCI_VC_RES_CAP 16 +#define PCI_VC_RES_CAP_32_PHASE 0x00000002 +#define PCI_VC_RES_CAP_64_PHASE 0x00000004 +#define PCI_VC_RES_CAP_128_PHASE 0x00000008 +#define PCI_VC_RES_CAP_128_PHASE_TB 0x00000010 +#define PCI_VC_RES_CAP_256_PHASE 0x00000020 +#define PCI_VC_RES_CAP_ARB_OFF 0xff000000 #define PCI_VC_RES_CTRL 20 +#define PCI_VC_RES_CTRL_LOAD_TABLE 0x00010000 +#define PCI_VC_RES_CTRL_ARB_SELECT 0x000e0000 +#define PCI_VC_RES_CTRL_ID 0x07000000 +#define PCI_VC_RES_CTRL_ENABLE 0x80000000 #define PCI_VC_RES_STATUS 26 +#define PCI_VC_RES_STATUS_TABLE 0x00000001 +#define PCI_VC_RES_STATUS_NEGO 0x00000002 #define PCI_CAP_VC_BASE_SIZEOF 0x10 #define PCI_CAP_VC_PER_VC_SIZEOF 0x0C @@ -706,7 +788,7 @@ #define PCI_VNDR_HEADER_LEN(x) (((x) >> 20) & 0xfff) /* - * Hypertransport sub capability types + * HyperTransport sub capability types * * Unfortunately there are both 3 bit and 5 bit capability types defined * in the HT spec, catering for that is a little messy. You probably don't @@ -734,8 +816,8 @@ #define HT_CAPTYPE_DIRECT_ROUTE 0xB0 /* Direct routing configuration */ #define HT_CAPTYPE_VCSET 0xB8 /* Virtual Channel configuration */ #define HT_CAPTYPE_ERROR_RETRY 0xC0 /* Retry on error configuration */ -#define HT_CAPTYPE_GEN3 0xD0 /* Generation 3 hypertransport configuration */ -#define HT_CAPTYPE_PM 0xE0 /* Hypertransport powermanagement configuration */ +#define HT_CAPTYPE_GEN3 0xD0 /* Generation 3 HyperTransport configuration */ +#define HT_CAPTYPE_PM 0xE0 /* HyperTransport power management configuration */ #define HT_CAP_SIZEOF_LONG 28 /* slave & primary */ #define HT_CAP_SIZEOF_SHORT 24 /* host & secondary */ @@ -772,14 +854,14 @@ #define PCI_PRI_ALLOC_REQ 0x0c /* PRI max reqs allowed */ #define PCI_EXT_CAP_PRI_SIZEOF 16 -/* PASID capability */ +/* Process Address Space ID */ #define PCI_PASID_CAP 0x04 /* PASID feature register */ #define PCI_PASID_CAP_EXEC 0x02 /* Exec permissions Supported */ -#define PCI_PASID_CAP_PRIV 0x04 /* Priviledge Mode Supported */ +#define PCI_PASID_CAP_PRIV 0x04 /* Privilege Mode Supported */ #define PCI_PASID_CTRL 0x06 /* PASID control register */ #define PCI_PASID_CTRL_ENABLE 0x01 /* Enable bit */ #define PCI_PASID_CTRL_EXEC 0x02 /* Exec permissions Enable */ -#define PCI_PASID_CTRL_PRIV 0x04 /* Priviledge Mode Enable */ +#define PCI_PASID_CTRL_PRIV 0x04 /* Privilege Mode Enable */ #define PCI_EXT_CAP_PASID_SIZEOF 8 /* Single Root I/O Virtualization */ @@ -834,22 +916,22 @@ #define PCI_ACS_CTRL 0x06 /* ACS Control Register */ #define PCI_ACS_EGRESS_CTL_V 0x08 /* ACS Egress Control Vector */ -#define PCI_VSEC_HDR 4 /* extended cap - vendor specific */ +#define PCI_VSEC_HDR 4 /* extended cap - vendor-specific */ #define PCI_VSEC_HDR_LEN_SHIFT 20 /* shift for length field */ -/* sata capability */ +/* SATA capability */ #define PCI_SATA_REGS 4 /* SATA REGs specifier */ #define PCI_SATA_REGS_MASK 0xF /* location - BAR#/inline */ #define PCI_SATA_REGS_INLINE 0xF /* REGS in config space */ #define PCI_SATA_SIZEOF_SHORT 8 #define PCI_SATA_SIZEOF_LONG 16 -/* resizable BARs */ +/* Resizable BARs */ #define PCI_REBAR_CTRL 8 /* control register */ #define PCI_REBAR_CTRL_NBAR_MASK (7 << 5) /* mask for # bars */ #define PCI_REBAR_CTRL_NBAR_SHIFT 5 /* shift for # bars */ -/* dynamic power allocation */ +/* Dynamic Power Allocation */ #define PCI_DPA_CAP 4 /* capability register */ #define PCI_DPA_CAP_SUBSTATE_MASK 0x1F /* # substates - 1 */ #define PCI_DPA_BASE_SIZEOF 16 /* size with 0 substates */