1 /* 2 * constants for pcie configurations space from pci express spec. 3 * 4 * TODO: 5 * Those constants and macros should go to Linux pci_regs.h 6 * Once they're merged, they will go away. 7 */ 8 #ifndef QEMU_PCIE_REGS_H 9 #define QEMU_PCIE_REGS_H 10 11 12 /* express capability */ 13 14 #define PCI_EXP_VER1_SIZEOF 0x14 /* express capability of ver. 1 */ 15 #define PCI_EXP_VER2_SIZEOF 0x3c /* express capability of ver. 2 */ 16 #define PCI_EXT_CAP_VER_SHIFT 16 17 #define PCI_EXT_CAP_NEXT_SHIFT 20 18 #define PCI_EXT_CAP_NEXT_MASK (0xffc << PCI_EXT_CAP_NEXT_SHIFT) 19 20 #define PCI_EXT_CAP(id, ver, next) \ 21 ((id) | \ 22 ((ver) << PCI_EXT_CAP_VER_SHIFT) | \ 23 ((next) << PCI_EXT_CAP_NEXT_SHIFT)) 24 25 #define PCI_EXT_CAP_ALIGN 4 26 #define PCI_EXT_CAP_ALIGNUP(x) \ 27 (((x) + PCI_EXT_CAP_ALIGN - 1) & ~(PCI_EXT_CAP_ALIGN - 1)) 28 29 /* PCI_EXP_FLAGS */ 30 #define PCI_EXP_FLAGS_VER1 1 31 #define PCI_EXP_FLAGS_VER2 2 32 #define PCI_EXP_FLAGS_IRQ_SHIFT ctz32(PCI_EXP_FLAGS_IRQ) 33 #define PCI_EXP_FLAGS_TYPE_SHIFT ctz32(PCI_EXP_FLAGS_TYPE) 34 35 /* PCI_EXP_LINK{CAP, STA} */ 36 /* link speed */ 37 #define PCI_EXP_LNK_LS_25 1 38 39 #define PCI_EXP_LNK_MLW_SHIFT ctz32(PCI_EXP_LNKCAP_MLW) 40 #define PCI_EXP_LNK_MLW_1 (1 << PCI_EXP_LNK_MLW_SHIFT) 41 42 /* PCI_EXP_LINKCAP */ 43 #define PCI_EXP_LNKCAP_ASPMS_SHIFT ctz32(PCI_EXP_LNKCAP_ASPMS) 44 #define PCI_EXP_LNKCAP_ASPMS_0S (1 << PCI_EXP_LNKCAP_ASPMS_SHIFT) 45 46 #define PCI_EXP_LNKCAP_PN_SHIFT ctz32(PCI_EXP_LNKCAP_PN) 47 48 #define PCI_EXP_SLTCAP_PSN_SHIFT ctz32(PCI_EXP_SLTCAP_PSN) 49 50 #define PCI_EXP_SLTCTL_IND_RESERVED 0x0 51 #define PCI_EXP_SLTCTL_IND_ON 0x1 52 #define PCI_EXP_SLTCTL_IND_BLINK 0x2 53 #define PCI_EXP_SLTCTL_IND_OFF 0x3 54 #define PCI_EXP_SLTCTL_AIC_SHIFT ctz32(PCI_EXP_SLTCTL_AIC) 55 #define PCI_EXP_SLTCTL_AIC_OFF \ 56 (PCI_EXP_SLTCTL_IND_OFF << PCI_EXP_SLTCTL_AIC_SHIFT) 57 58 #define PCI_EXP_SLTCTL_PIC_SHIFT ctz32(PCI_EXP_SLTCTL_PIC) 59 #define PCI_EXP_SLTCTL_PIC_OFF \ 60 (PCI_EXP_SLTCTL_IND_OFF << PCI_EXP_SLTCTL_PIC_SHIFT) 61 #define PCI_EXP_SLTCTL_PIC_ON \ 62 (PCI_EXP_SLTCTL_IND_ON << PCI_EXP_SLTCTL_PIC_SHIFT) 63 64 #define PCI_EXP_SLTCTL_SUPPORTED \ 65 (PCI_EXP_SLTCTL_ABPE | \ 66 PCI_EXP_SLTCTL_PDCE | \ 67 PCI_EXP_SLTCTL_CCIE | \ 68 PCI_EXP_SLTCTL_HPIE | \ 69 PCI_EXP_SLTCTL_AIC | \ 70 PCI_EXP_SLTCTL_PCC | \ 71 PCI_EXP_SLTCTL_EIC) 72 73 #define PCI_EXP_DEVCAP2_EFF 0x100000 74 #define PCI_EXP_DEVCAP2_EETLPP 0x200000 75 76 #define PCI_EXP_DEVCTL2_EETLPPB 0x8000 77 78 /* ARI */ 79 #define PCI_ARI_VER 1 80 #define PCI_ARI_SIZEOF 8 81 82 /* AER */ 83 #define PCI_ERR_VER 2 84 #define PCI_ERR_SIZEOF 0x48 85 86 #define PCI_ERR_UNC_SDN 0x00000020 /* surprise down */ 87 #define PCI_ERR_UNC_ACSV 0x00200000 /* ACS Violation */ 88 #define PCI_ERR_UNC_INTN 0x00400000 /* Internal Error */ 89 #define PCI_ERR_UNC_MCBTLP 0x00800000 /* MC Blcoked TLP */ 90 #define PCI_ERR_UNC_ATOP_EBLOCKED 0x01000000 /* atomic op egress blocked */ 91 #define PCI_ERR_UNC_TLP_PRF_BLOCKED 0x02000000 /* TLP Prefix Blocked */ 92 #define PCI_ERR_COR_ADV_NONFATAL 0x00002000 /* Advisory Non-Fatal */ 93 #define PCI_ERR_COR_INTERNAL 0x00004000 /* Corrected Internal */ 94 #define PCI_ERR_COR_HL_OVERFLOW 0x00008000 /* Header Long Overflow */ 95 #define PCI_ERR_CAP_FEP_MASK 0x0000001f 96 #define PCI_ERR_CAP_MHRC 0x00000200 97 #define PCI_ERR_CAP_MHRE 0x00000400 98 #define PCI_ERR_CAP_TLP 0x00000800 99 100 #define PCI_ERR_HEADER_LOG_SIZE 16 101 #define PCI_ERR_TLP_PREFIX_LOG 0x38 102 #define PCI_ERR_TLP_PREFIX_LOG_SIZE 16 103 104 #define PCI_SEC_STATUS_RCV_SYSTEM_ERROR 0x4000 105 106 /* aer root error command/status */ 107 #define PCI_ERR_ROOT_CMD_EN_MASK (PCI_ERR_ROOT_CMD_COR_EN | \ 108 PCI_ERR_ROOT_CMD_NONFATAL_EN | \ 109 PCI_ERR_ROOT_CMD_FATAL_EN) 110 111 #define PCI_ERR_ROOT_IRQ_MAX 32 112 #define PCI_ERR_ROOT_IRQ 0xf8000000 113 #define PCI_ERR_ROOT_IRQ_SHIFT ctz32(PCI_ERR_ROOT_IRQ) 114 #define PCI_ERR_ROOT_STATUS_REPORT_MASK (PCI_ERR_ROOT_COR_RCV | \ 115 PCI_ERR_ROOT_MULTI_COR_RCV | \ 116 PCI_ERR_ROOT_UNCOR_RCV | \ 117 PCI_ERR_ROOT_MULTI_UNCOR_RCV | \ 118 PCI_ERR_ROOT_FIRST_FATAL | \ 119 PCI_ERR_ROOT_NONFATAL_RCV | \ 120 PCI_ERR_ROOT_FATAL_RCV) 121 122 #define PCI_ERR_UNC_SUPPORTED (PCI_ERR_UNC_DLP | \ 123 PCI_ERR_UNC_SDN | \ 124 PCI_ERR_UNC_POISON_TLP | \ 125 PCI_ERR_UNC_FCP | \ 126 PCI_ERR_UNC_COMP_TIME | \ 127 PCI_ERR_UNC_COMP_ABORT | \ 128 PCI_ERR_UNC_UNX_COMP | \ 129 PCI_ERR_UNC_RX_OVER | \ 130 PCI_ERR_UNC_MALF_TLP | \ 131 PCI_ERR_UNC_ECRC | \ 132 PCI_ERR_UNC_UNSUP | \ 133 PCI_ERR_UNC_ACSV | \ 134 PCI_ERR_UNC_INTN | \ 135 PCI_ERR_UNC_MCBTLP | \ 136 PCI_ERR_UNC_ATOP_EBLOCKED | \ 137 PCI_ERR_UNC_TLP_PRF_BLOCKED) 138 139 #define PCI_ERR_UNC_SEVERITY_DEFAULT (PCI_ERR_UNC_DLP | \ 140 PCI_ERR_UNC_SDN | \ 141 PCI_ERR_UNC_FCP | \ 142 PCI_ERR_UNC_RX_OVER | \ 143 PCI_ERR_UNC_MALF_TLP | \ 144 PCI_ERR_UNC_INTN) 145 146 #define PCI_ERR_COR_SUPPORTED (PCI_ERR_COR_RCVR | \ 147 PCI_ERR_COR_BAD_TLP | \ 148 PCI_ERR_COR_BAD_DLLP | \ 149 PCI_ERR_COR_REP_ROLL | \ 150 PCI_ERR_COR_REP_TIMER | \ 151 PCI_ERR_COR_ADV_NONFATAL | \ 152 PCI_ERR_COR_INTERNAL | \ 153 PCI_ERR_COR_HL_OVERFLOW) 154 155 #define PCI_ERR_COR_MASK_DEFAULT (PCI_ERR_COR_ADV_NONFATAL | \ 156 PCI_ERR_COR_INTERNAL | \ 157 PCI_ERR_COR_HL_OVERFLOW) 158 159 #endif /* QEMU_PCIE_REGS_H */ 160