From patchwork Thu Oct 28 19:43:43 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tom Lyon X-Patchwork-Id: 288332 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id o9SJhu9C012415 for ; Thu, 28 Oct 2010 19:43:58 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761440Ab0J1Tnq (ORCPT ); Thu, 28 Oct 2010 15:43:46 -0400 Received: from sj-iport-6.cisco.com ([171.71.176.117]:2829 "EHLO sj-iport-6.cisco.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761329Ab0J1Tn0 (ORCPT ); Thu, 28 Oct 2010 15:43:26 -0400 Authentication-Results: sj-iport-6.cisco.com; dkim=neutral (message not signed) header.i=none X-IronPort-AV: E=Sophos;i="4.58,253,1286150400"; d="scan'208";a="611150086" Received: from sj-core-4.cisco.com ([171.68.223.138]) by sj-iport-6.cisco.com with ESMTP; 28 Oct 2010 19:43:17 +0000 Received: from pugs-w510.lyon-about.com (dhcp-171-71-15-236.cisco.com [171.71.15.236]) by sj-core-4.cisco.com (8.13.8/8.14.3) with SMTP id o9SJhDBW023090; Thu, 28 Oct 2010 19:43:13 GMT Date: Thu, 28 Oct 2010 12:43:43 -0700 From: Tom Lyon To: linux-pci@vger.kernel.org, jbarnes@virtuousgeek.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, randy.dunlap@oracle.com, arnd@arndb.de, joro@8bytes.org, hjk@linutronix.de, avi@redhat.com, gregkh@suse.de, chrisw@sous-sol.org, alex.williamson@redhat.com, mst@redhat.com Subject: [PATCH 2/4] VFIO V5: additions to include/linux/pci_regs.h Message-ID: <4cc9d26f.swIpBHqmGjyFGogZ%pugs@cisco.com> User-Agent: Heirloom mailx 12.2 01/07/07 MIME-Version: 1.0 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Thu, 28 Oct 2010 19:43:58 +0000 (UTC) diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h index 455b9cc..70addc9 100644 --- a/include/linux/pci_regs.h +++ b/include/linux/pci_regs.h @@ -26,6 +26,7 @@ * Under PCI, each device has 256 bytes of configuration address space, * of which the first 64 bytes are standardized as follows: */ +#define PCI_STD_HEADER_SIZEOF 64 #define PCI_VENDOR_ID 0x00 /* 16 bits */ #define PCI_DEVICE_ID 0x02 /* 16 bits */ #define PCI_COMMAND 0x04 /* 16 bits */ @@ -209,9 +210,12 @@ #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_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_LIST_NEXT 1 /* Next capability in the list */ #define PCI_CAP_FLAGS 2 /* Capability defined flags (16 bits) */ #define PCI_CAP_SIZEOF 4 @@ -276,6 +280,7 @@ #define PCI_VPD_ADDR_MASK 0x7fff /* Address mask */ #define PCI_VPD_ADDR_F 0x8000 /* Write 0, 1 indicates completion */ #define PCI_VPD_DATA 4 /* 32-bits of data returned here */ +#define PCI_CAP_VPD_SIZEOF 8 /* Slot Identification */ @@ -297,8 +302,10 @@ #define PCI_MSI_ADDRESS_HI 8 /* Upper 32 bits (if PCI_MSI_FLAGS_64BIT set) */ #define PCI_MSI_DATA_32 8 /* 16 bits of data for 32-bit devices */ #define PCI_MSI_MASK_32 12 /* Mask bits register for 32-bit devices */ +#define PCI_MSI_PENDING_32 16 /* Pending intrs for 32-bit devices */ #define PCI_MSI_DATA_64 12 /* 16 bits of data for 64-bit devices */ #define PCI_MSI_MASK_64 16 /* Mask bits register for 64-bit devices */ +#define PCI_MSI_PENDING_64 20 /* Pending intrs for 64-bit devices */ /* MSI-X registers (these are at offset PCI_MSIX_FLAGS) */ #define PCI_MSIX_FLAGS 2 @@ -306,6 +313,7 @@ #define PCI_MSIX_FLAGS_ENABLE (1 << 15) #define PCI_MSIX_FLAGS_MASKALL (1 << 14) #define PCI_MSIX_FLAGS_BIRMASK (7 << 0) +#define PCI_CAP_MSIX_SIZEOF 12 /* size of MSIX registers */ /* CompactPCI Hotswap Register */ @@ -328,6 +336,7 @@ #define PCI_AF_CTRL_FLR 0x01 #define PCI_AF_STATUS 5 #define PCI_AF_STATUS_TP 0x01 +#define PCI_CAP_AF_SIZEOF 6 /* size of AF registers */ /* PCI-X registers */ @@ -364,6 +373,9 @@ #define PCI_X_STATUS_SPL_ERR 0x20000000 /* Rcvd Split Completion Error Msg */ #define PCI_X_STATUS_266MHZ 0x40000000 /* 266 MHz capable */ #define PCI_X_STATUS_533MHZ 0x80000000 /* 533 MHz capable */ +#define PCI_X_ECC_CSR 8 /* ECC control and status */ +#define PCI_CAP_PCIX_SIZEOF_V0 8 /* size of registers for Version 0 */ +#define PCI_CAP_PCIX_SIZEOF_V12 24 /* size for Version 1 & 2 */ /* PCI Bridge Subsystem ID registers */ @@ -451,6 +463,7 @@ #define PCI_EXP_LNKSTA_DLLLA 0x2000 /* Data Link Layer Link Active */ #define PCI_EXP_LNKSTA_LBMS 0x4000 /* Link Bandwidth Management Status */ #define PCI_EXP_LNKSTA_LABS 0x8000 /* Link Autonomous Bandwidth Status */ +#define PCI_CAP_EXP_ENDPOINT_SIZEOF_V1 20 /* v1 endpoints end here */ #define PCI_EXP_SLTCAP 20 /* Slot Capabilities */ #define PCI_EXP_SLTCAP_ABP 0x00000001 /* Attention Button Present */ #define PCI_EXP_SLTCAP_PCP 0x00000002 /* Power Controller Present */ @@ -498,6 +511,7 @@ #define PCI_EXP_DEVCAP2_ARI 0x20 /* Alternative Routing-ID */ #define PCI_EXP_DEVCTL2 40 /* Device Control 2 */ #define PCI_EXP_DEVCTL2_ARI 0x20 /* Alternative Routing-ID */ +#define PCI_CAP_EXP_ENDPOINT_SIZEOF_V2 44 /* v2 endpoints end here */ #define PCI_EXP_LNKCTL2 48 /* Link Control 2 */ #define PCI_EXP_SLTCTL2 56 /* Slot Control 2 */ @@ -506,20 +520,42 @@ #define PCI_EXT_CAP_VER(header) ((header >> 16) & 0xf) #define PCI_EXT_CAP_NEXT(header) ((header >> 20) & 0xffc) -#define PCI_EXT_CAP_ID_ERR 1 -#define PCI_EXT_CAP_ID_VC 2 -#define PCI_EXT_CAP_ID_DSN 3 -#define PCI_EXT_CAP_ID_PWR 4 -#define PCI_EXT_CAP_ID_VNDR 11 -#define PCI_EXT_CAP_ID_ACS 13 -#define PCI_EXT_CAP_ID_ARI 14 -#define PCI_EXT_CAP_ID_ATS 15 -#define PCI_EXT_CAP_ID_SRIOV 16 +#define PCI_EXT_CAP_ID_ERR 0x01 /* Advanced Error Reporting */ +#define PCI_EXT_CAP_ID_VC 0x02 /* Virtual Channel Capability */ +#define PCI_EXT_CAP_ID_DSN 0x03 /* Device Serial Number */ +#define PCI_EXT_CAP_ID_PWR 0x04 /* Power Budgeting */ +#define PCI_EXT_CAP_ID_RCLD 0x05 /* Root Complex Link Declaration */ +#define PCI_EXT_CAP_ID_RCILC 0x06 /* Root Complex Internal Link Control */ +#define PCI_EXT_CAP_ID_RCEC 0x07 /* Root Complex Event Collector */ +#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_VSEC 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 */ +#define PCI_EXT_CAP_ID_ATS 0x0F /* Address Translation Services */ +#define PCI_EXT_CAP_ID_SRIOV 0x10 /* Single Root I/O Virtualization */ +#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_PGRQ 0x13 /* ats page request */ +#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_MAX PCI_EXT_CAP_ID_SECPCI + +#define PCI_EXT_CAP_DSN_SIZEOF 12 +#define PCI_EXT_CAP_LTR_SIZEOF 8 +#define PCI_EXT_CAP_MCAST_ENDPOINT_SIZEOF 40 /* Advanced Error Reporting */ #define PCI_ERR_UNCOR_STATUS 4 /* Uncorrectable Error Status */ #define PCI_ERR_UNC_TRAIN 0x00000001 /* Training */ #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 */ #define PCI_ERR_UNC_FCP 0x00002000 /* Flow Control Protocol */ #define PCI_ERR_UNC_COMP_TIME 0x00004000 /* Completion Timeout */ @@ -529,6 +565,11 @@ #define PCI_ERR_UNC_MALF_TLP 0x00040000 /* Malformed TLP */ #define PCI_ERR_UNC_ECRC 0x00080000 /* ECRC Error Status */ #define PCI_ERR_UNC_UNSUP 0x00100000 /* Unsupported Request */ +#define PCI_ERR_UNC_ACSV 0x00200000 /* ACS Violation */ +#define PCI_ERR_UNC_INTN 0x00400000 /* internal error */ +#define PCI_ERR_UNC_MCBTLP 0x00800000 /* MC blocked TLP */ +#define PCI_ERR_UNC_ATOMEG 0x01000000 /* Atomic egress blocked */ +#define PCI_ERR_UNC_TLPPRE 0x02000000 /* TLP prefix blocked */ #define PCI_ERR_UNCOR_MASK 8 /* Uncorrectable Error Mask */ /* Same bits as above */ #define PCI_ERR_UNCOR_SEVER 12 /* Uncorrectable Error Severity */ @@ -539,6 +580,9 @@ #define PCI_ERR_COR_BAD_DLLP 0x00000080 /* Bad DLLP Status */ #define PCI_ERR_COR_REP_ROLL 0x00000100 /* REPLAY_NUM Rollover */ #define PCI_ERR_COR_REP_TIMER 0x00001000 /* Replay Timer Timeout */ +#define PCI_ERR_COR_ADV_NFAT 0x00002000 /* Advisory Non-Fatal */ +#define PCI_ERR_COR_INTERNAL 0x00004000 /* Corrected Internal */ +#define PCI_ERR_COR_LOG_OVER 0x00008000 /* Header Log Overflow */ #define PCI_ERR_COR_MASK 20 /* Correctable Error Mask */ /* Same bits as above */ #define PCI_ERR_CAP 24 /* Advanced Error Capabilities */ @@ -570,12 +614,18 @@ /* 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_CTRL 12 #define PCI_VC_PORT_STATUS 14 #define PCI_VC_RES_CAP 16 #define PCI_VC_RES_CTRL 20 #define PCI_VC_RES_STATUS 26 +#define PCI_CAP_VC_BASE_SIZEOF 0x10 +#define PCI_CAP_VC_PER_VC_SIZEOF 0x0C /* Power Budgeting */ #define PCI_PWR_DSR 4 /* Data Select Register */ @@ -588,6 +638,7 @@ #define PCI_PWR_DATA_RAIL(x) (((x) >> 18) & 7) /* Power Rail */ #define PCI_PWR_CAP 12 /* Capability */ #define PCI_PWR_CAP_BUDGET(x) ((x) & 1) /* Included in system budget */ +#define PCI_EXT_CAP_PWR_SIZEOF 16 /* * Hypertransport sub capability types @@ -620,6 +671,8 @@ #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_CAP_SIZEOF_LONG 28 /* slave & primary */ +#define HT_CAP_SIZEOF_SHORT 24 /* host & secondary */ /* Alternative Routing-ID Interpretation */ #define PCI_ARI_CAP 0x04 /* ARI Capability Register */ @@ -630,6 +683,7 @@ #define PCI_ARI_CTRL_MFVC 0x0001 /* MFVC Function Groups Enable */ #define PCI_ARI_CTRL_ACS 0x0002 /* ACS Function Groups Enable */ #define PCI_ARI_CTRL_FG(x) (((x) >> 4) & 7) /* Function Group */ +#define PCI_EXT_CAP_ARI_SIZEOF 8 /* Address Translation Service */ #define PCI_ATS_CAP 0x04 /* ATS Capability Register */ @@ -639,6 +693,8 @@ #define PCI_ATS_CTRL_ENABLE 0x8000 /* ATS Enable */ #define PCI_ATS_CTRL_STU(x) ((x) & 0x1f) /* Smallest Translation Unit */ #define PCI_ATS_MIN_STU 12 /* shift of minimum STU block */ +#define PCI_EXT_CAP_ATS_SIZEOF 8 +#define PCI_EXT_CAP_PGRQ_SIZEOF 16 /* Single Root I/O Virtualization */ #define PCI_SRIOV_CAP 0x04 /* SR-IOV Capabilities */ @@ -670,6 +726,7 @@ #define PCI_SRIOV_VFM_MI 0x1 /* Dormant.MigrateIn */ #define PCI_SRIOV_VFM_MO 0x2 /* Active.MigrateOut */ #define PCI_SRIOV_VFM_AV 0x3 /* Active.Available */ +#define PCI_EXT_CAP_SRIOV_SIZEOF 64 /* Access Control Service */ #define PCI_ACS_CAP 0x04 /* ACS Capability Register */ @@ -680,7 +737,39 @@ #define PCI_ACS_UF 0x10 /* Upstream Forwarding */ #define PCI_ACS_EC 0x20 /* P2P Egress Control */ #define PCI_ACS_DT 0x40 /* Direct Translated P2P */ +#define PCI_ACS_EGRESS_BITS 0x05 /* ACS Egress Control Vector Size */ #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_LEN_SHIFT 20 /* shift for length field */ + +/* sata capability */ +#define PCI_SATA_CR1 4 /* SATA CR1 */ +#define PCI_SATA_IDP_MASK 0xF /* IDP location */ +#define PCI_SATA_IDP_INLINE 0xF /* IDP in config space */ +#define PCI_SATA_SIZEOF_SHORT 8 +#define PCI_SATA_SIZEOF_LONG 16 + +/* resizable BARs */ +#define PCI_REBAR_CTRL 8 /* control register */ +#define PCI_REBAR_NBAR_MASK (7<<5) /* mask for # bars */ +#define PCI_REBAR_NBAR_SHIFT 5 /* shift for # bars */ + +/* dynamic power allocation */ +#define PCI_DPA_CAP 4 /* capability register */ +#define PCI_DPA_SUBSTATE_MASK 0x1F /* # substates - 1 */ +#define PCI_DPA_BASE_SIZEOF 16 /* size with 0 substates */ + +/* TPH Requester */ +#define PCI_TPH_CAP 4 /* capability register */ +#define PCI_TPH_LOC_MASK 0x600 /* location mask */ +#define PCI_TPH_LOC_NONE 0x000 /* no location */ +#define PCI_TPH_LOC_CAP 0x200 /* in capability */ +#define PCI_TPH_LOC_MSIX 0x400 /* in MSI-X */ +#define PCI_TPH_LOC_MASK 0x600 /* location mask */ +#define PCI_TPH_ST_MASK 0x07FF0000 /* st table mask */ +#define PCI_TPH_ST_SHIFT 16 /* st table shift */ +#define PCI_TPH_BASE_SIZEOF 12 /* size with no st table */ + #endif /* LINUX_PCI_REGS_H */