diff options
Diffstat (limited to 'hw/block/nvme.h')
| -rw-r--r-- | hw/block/nvme.h | 711 |
1 files changed, 711 insertions, 0 deletions
diff --git a/hw/block/nvme.h b/hw/block/nvme.h new file mode 100644 index 0000000000..bd8fc3e4bb --- /dev/null +++ b/hw/block/nvme.h @@ -0,0 +1,711 @@ +#ifndef HW_NVME_H +#define HW_NVME_H + +typedef struct NvmeBar { + uint64_t cap; + uint32_t vs; + uint32_t intms; + uint32_t intmc; + uint32_t cc; + uint32_t rsvd1; + uint32_t csts; + uint32_t nssrc; + uint32_t aqa; + uint64_t asq; + uint64_t acq; +} NvmeBar; + +enum NvmeCapShift { + CAP_MQES_SHIFT = 0, + CAP_CQR_SHIFT = 16, + CAP_AMS_SHIFT = 17, + CAP_TO_SHIFT = 24, + CAP_DSTRD_SHIFT = 32, + CAP_NSSRS_SHIFT = 33, + CAP_CSS_SHIFT = 37, + CAP_MPSMIN_SHIFT = 48, + CAP_MPSMAX_SHIFT = 52, +}; + +enum NvmeCapMask { + CAP_MQES_MASK = 0xffff, + CAP_CQR_MASK = 0x1, + CAP_AMS_MASK = 0x3, + CAP_TO_MASK = 0xff, + CAP_DSTRD_MASK = 0xf, + CAP_NSSRS_MASK = 0x1, + CAP_CSS_MASK = 0xff, + CAP_MPSMIN_MASK = 0xf, + CAP_MPSMAX_MASK = 0xf, +}; + +#define NVME_CAP_MQES(cap) (((cap) >> CAP_MQES_SHIFT) & CAP_MQES_MASK) +#define NVME_CAP_CQR(cap) (((cap) >> CAP_CQR_SHIFT) & CAP_CQR_MASK) +#define NVME_CAP_AMS(cap) (((cap) >> CAP_AMS_SHIFT) & CAP_AMS_MASK) +#define NVME_CAP_TO(cap) (((cap) >> CAP_TO_SHIFT) & CAP_TO_MASK) +#define NVME_CAP_DSTRD(cap) (((cap) >> CAP_DSTRD_SHIFT) & CAP_DSTRD_MASK) +#define NVME_CAP_NSSRS(cap) (((cap) >> CAP_NSSRS_SHIFT) & CAP_NSSRS_MASK) +#define NVME_CAP_CSS(cap) (((cap) >> CAP_CSS_SHIFT) & CAP_CSS_MASK) +#define NVME_CAP_MPSMIN(cap)(((cap) >> CAP_MPSMIN_SHIFT) & CAP_MPSMIN_MASK) +#define NVME_CAP_MPSMAX(cap)(((cap) >> CAP_MPSMAX_SHIFT) & CAP_MPSMAX_MASK) + +#define NVME_CAP_SET_MQES(cap, val) (cap |= (uint64_t)(val & CAP_MQES_MASK) \ + << CAP_MQES_SHIFT) +#define NVME_CAP_SET_CQR(cap, val) (cap |= (uint64_t)(val & CAP_CQR_MASK) \ + << CAP_CQR_SHIFT) +#define NVME_CAP_SET_AMS(cap, val) (cap |= (uint64_t)(val & CAP_AMS_MASK) \ + << CAP_AMS_SHIFT) +#define NVME_CAP_SET_TO(cap, val) (cap |= (uint64_t)(val & CAP_TO_MASK) \ + << CAP_TO_SHIFT) +#define NVME_CAP_SET_DSTRD(cap, val) (cap |= (uint64_t)(val & CAP_DSTRD_MASK) \ + << CAP_DSTRD_SHIFT) +#define NVME_CAP_SET_NSSRS(cap, val) (cap |= (uint64_t)(val & CAP_NSSRS_MASK) \ + << CAP_NSSRS_SHIFT) +#define NVME_CAP_SET_CSS(cap, val) (cap |= (uint64_t)(val & CAP_CSS_MASK) \ + << CAP_CSS_SHIFT) +#define NVME_CAP_SET_MPSMIN(cap, val) (cap |= (uint64_t)(val & CAP_MPSMIN_MASK)\ + << CAP_MPSMIN_SHIFT) +#define NVME_CAP_SET_MPSMAX(cap, val) (cap |= (uint64_t)(val & CAP_MPSMAX_MASK)\ + << CAP_MPSMAX_SHIFT) + +enum NvmeCcShift { + CC_EN_SHIFT = 0, + CC_CSS_SHIFT = 4, + CC_MPS_SHIFT = 7, + CC_AMS_SHIFT = 11, + CC_SHN_SHIFT = 14, + CC_IOSQES_SHIFT = 16, + CC_IOCQES_SHIFT = 20, +}; + +enum NvmeCcMask { + CC_EN_MASK = 0x1, + CC_CSS_MASK = 0x7, + CC_MPS_MASK = 0xf, + CC_AMS_MASK = 0x7, + CC_SHN_MASK = 0x3, + CC_IOSQES_MASK = 0xf, + CC_IOCQES_MASK = 0xf, +}; + +#define NVME_CC_EN(cc) ((cc >> CC_EN_SHIFT) & CC_EN_MASK) +#define NVME_CC_CSS(cc) ((cc >> CC_CSS_SHIFT) & CC_CSS_MASK) +#define NVME_CC_MPS(cc) ((cc >> CC_MPS_SHIFT) & CC_MPS_MASK) +#define NVME_CC_AMS(cc) ((cc >> CC_AMS_SHIFT) & CC_AMS_MASK) +#define NVME_CC_SHN(cc) ((cc >> CC_SHN_SHIFT) & CC_SHN_MASK) +#define NVME_CC_IOSQES(cc) ((cc >> CC_IOSQES_SHIFT) & CC_IOSQES_MASK) +#define NVME_CC_IOCQES(cc) ((cc >> CC_IOCQES_SHIFT) & CC_IOCQES_MASK) + +enum NvmeCstsShift { + CSTS_RDY_SHIFT = 0, + CSTS_CFS_SHIFT = 1, + CSTS_SHST_SHIFT = 2, + CSTS_NSSRO_SHIFT = 4, +}; + +enum NvmeCstsMask { + CSTS_RDY_MASK = 0x1, + CSTS_CFS_MASK = 0x1, + CSTS_SHST_MASK = 0x3, + CSTS_NSSRO_MASK = 0x1, +}; + +enum NvmeCsts { + NVME_CSTS_READY = 1 << CSTS_RDY_SHIFT, + NVME_CSTS_FAILED = 1 << CSTS_CFS_SHIFT, + NVME_CSTS_SHST_NORMAL = 0 << CSTS_SHST_SHIFT, + NVME_CSTS_SHST_PROGRESS = 1 << CSTS_SHST_SHIFT, + NVME_CSTS_SHST_COMPLETE = 2 << CSTS_SHST_SHIFT, + NVME_CSTS_NSSRO = 1 << CSTS_NSSRO_SHIFT, +}; + +#define NVME_CSTS_RDY(csts) ((csts >> CSTS_RDY_SHIFT) & CSTS_RDY_MASK) +#define NVME_CSTS_CFS(csts) ((csts >> CSTS_CFS_SHIFT) & CSTS_CFS_MASK) +#define NVME_CSTS_SHST(csts) ((csts >> CSTS_SHST_SHIFT) & CSTS_SHST_MASK) +#define NVME_CSTS_NSSRO(csts) ((csts >> CSTS_NSSRO_SHIFT) & CSTS_NSSRO_MASK) + +enum NvmeAqaShift { + AQA_ASQS_SHIFT = 0, + AQA_ACQS_SHIFT = 16, +}; + +enum NvmeAqaMask { + AQA_ASQS_MASK = 0xfff, + AQA_ACQS_MASK = 0xfff, +}; + +#define NVME_AQA_ASQS(aqa) ((aqa >> AQA_ASQS_SHIFT) & AQA_ASQS_MASK) +#define NVME_AQA_ACQS(aqa) ((aqa >> AQA_ACQS_SHIFT) & AQA_ACQS_MASK) + +typedef struct NvmeCmd { + uint8_t opcode; + uint8_t fuse; + uint16_t cid; + uint32_t nsid; + uint64_t res1; + uint64_t mptr; + uint64_t prp1; + uint64_t prp2; + uint32_t cdw10; + uint32_t cdw11; + uint32_t cdw12; + uint32_t cdw13; + uint32_t cdw14; + uint32_t cdw15; +} NvmeCmd; + +enum NvmeAdminCommands { + NVME_ADM_CMD_DELETE_SQ = 0x00, + NVME_ADM_CMD_CREATE_SQ = 0x01, + NVME_ADM_CMD_GET_LOG_PAGE = 0x02, + NVME_ADM_CMD_DELETE_CQ = 0x04, + NVME_ADM_CMD_CREATE_CQ = 0x05, + NVME_ADM_CMD_IDENTIFY = 0x06, + NVME_ADM_CMD_ABORT = 0x08, + NVME_ADM_CMD_SET_FEATURES = 0x09, + NVME_ADM_CMD_GET_FEATURES = 0x0a, + NVME_ADM_CMD_ASYNC_EV_REQ = 0x0c, + NVME_ADM_CMD_ACTIVATE_FW = 0x10, + NVME_ADM_CMD_DOWNLOAD_FW = 0x11, + NVME_ADM_CMD_FORMAT_NVM = 0x80, + NVME_ADM_CMD_SECURITY_SEND = 0x81, + NVME_ADM_CMD_SECURITY_RECV = 0x82, +}; + +enum NvmeIoCommands { + NVME_CMD_FLUSH = 0x00, + NVME_CMD_WRITE = 0x01, + NVME_CMD_READ = 0x02, + NVME_CMD_WRITE_UNCOR = 0x04, + NVME_CMD_COMPARE = 0x05, + NVME_CMD_DSM = 0x09, +}; + +typedef struct NvmeDeleteQ { + uint8_t opcode; + uint8_t flags; + uint16_t cid; + uint32_t rsvd1[9]; + uint16_t qid; + uint16_t rsvd10; + uint32_t rsvd11[5]; +} NvmeDeleteQ; + +typedef struct NvmeCreateCq { + uint8_t opcode; + uint8_t flags; + uint16_t cid; + uint32_t rsvd1[5]; + uint64_t prp1; + uint64_t rsvd8; + uint16_t cqid; + uint16_t qsize; + uint16_t cq_flags; + uint16_t irq_vector; + uint32_t rsvd12[4]; +} NvmeCreateCq; + +#define NVME_CQ_FLAGS_PC(cq_flags) (cq_flags & 0x1) +#define NVME_CQ_FLAGS_IEN(cq_flags) ((cq_flags >> 1) & 0x1) + +typedef struct NvmeCreateSq { + uint8_t opcode; + uint8_t flags; + uint16_t cid; + uint32_t rsvd1[5]; + uint64_t prp1; + uint64_t rsvd8; + uint16_t sqid; + uint16_t qsize; + uint16_t sq_flags; + uint16_t cqid; + uint32_t rsvd12[4]; +} NvmeCreateSq; + +#define NVME_SQ_FLAGS_PC(sq_flags) (sq_flags & 0x1) +#define NVME_SQ_FLAGS_QPRIO(sq_flags) ((sq_flags >> 1) & 0x3) + +enum NvmeQueueFlags { + NVME_Q_PC = 1, + NVME_Q_PRIO_URGENT = 0, + NVME_Q_PRIO_HIGH = 1, + NVME_Q_PRIO_NORMAL = 2, + NVME_Q_PRIO_LOW = 3, +}; + +typedef struct NvmeIdentify { + uint8_t opcode; + uint8_t flags; + uint16_t cid; + uint32_t nsid; + uint64_t rsvd2[2]; + uint64_t prp1; + uint64_t prp2; + uint32_t cns; + uint32_t rsvd11[5]; +} NvmeIdentify; + +typedef struct NvmeRwCmd { + uint8_t opcode; + uint8_t flags; + uint16_t cid; + uint32_t nsid; + uint64_t rsvd2; + uint64_t mptr; + uint64_t prp1; + uint64_t prp2; + uint64_t slba; + uint16_t nlb; + uint16_t control; + uint32_t dsmgmt; + uint32_t reftag; + uint16_t apptag; + uint16_t appmask; +} NvmeRwCmd; + +enum { + NVME_RW_LR = 1 << 15, + NVME_RW_FUA = 1 << 14, + NVME_RW_DSM_FREQ_UNSPEC = 0, + NVME_RW_DSM_FREQ_TYPICAL = 1, + NVME_RW_DSM_FREQ_RARE = 2, + NVME_RW_DSM_FREQ_READS = 3, + NVME_RW_DSM_FREQ_WRITES = 4, + NVME_RW_DSM_FREQ_RW = 5, + NVME_RW_DSM_FREQ_ONCE = 6, + NVME_RW_DSM_FREQ_PREFETCH = 7, + NVME_RW_DSM_FREQ_TEMP = 8, + NVME_RW_DSM_LATENCY_NONE = 0 << 4, + NVME_RW_DSM_LATENCY_IDLE = 1 << 4, + NVME_RW_DSM_LATENCY_NORM = 2 << 4, + NVME_RW_DSM_LATENCY_LOW = 3 << 4, + NVME_RW_DSM_SEQ_REQ = 1 << 6, + NVME_RW_DSM_COMPRESSED = 1 << 7, + NVME_RW_PRINFO_PRACT = 1 << 13, + NVME_RW_PRINFO_PRCHK_GUARD = 1 << 12, + NVME_RW_PRINFO_PRCHK_APP = 1 << 11, + NVME_RW_PRINFO_PRCHK_REF = 1 << 10, +}; + +typedef struct NvmeDsmCmd { + uint8_t opcode; + uint8_t flags; + uint16_t cid; + uint32_t nsid; + uint64_t rsvd2[2]; + uint64_t prp1; + uint64_t prp2; + uint32_t nr; + uint32_t attributes; + uint32_t rsvd12[4]; +} NvmeDsmCmd; + +enum { + NVME_DSMGMT_IDR = 1 << 0, + NVME_DSMGMT_IDW = 1 << 1, + NVME_DSMGMT_AD = 1 << 2, +}; + +typedef struct NvmeDsmRange { + uint32_t cattr; + uint32_t nlb; + uint64_t slba; +} NvmeDsmRange; + +enum NvmeAsyncEventRequest { + NVME_AER_TYPE_ERROR = 0, + NVME_AER_TYPE_SMART = 1, + NVME_AER_TYPE_IO_SPECIFIC = 6, + NVME_AER_TYPE_VENDOR_SPECIFIC = 7, + NVME_AER_INFO_ERR_INVALID_SQ = 0, + NVME_AER_INFO_ERR_INVALID_DB = 1, + NVME_AER_INFO_ERR_DIAG_FAIL = 2, + NVME_AER_INFO_ERR_PERS_INTERNAL_ERR = 3, + NVME_AER_INFO_ERR_TRANS_INTERNAL_ERR = 4, + NVME_AER_INFO_ERR_FW_IMG_LOAD_ERR = 5, + NVME_AER_INFO_SMART_RELIABILITY = 0, + NVME_AER_INFO_SMART_TEMP_THRESH = 1, + NVME_AER_INFO_SMART_SPARE_THRESH = 2, +}; + +typedef struct NvmeAerResult { + uint8_t event_type; + uint8_t event_info; + uint8_t log_page; + uint8_t resv; +} NvmeAerResult; + +typedef struct NvmeCqe { + uint32_t result; + uint32_t rsvd; + uint16_t sq_head; + uint16_t sq_id; + uint16_t cid; + uint16_t status; +} NvmeCqe; + +enum NvmeStatusCodes { + NVME_SUCCESS = 0x0000, + NVME_INVALID_OPCODE = 0x0001, + NVME_INVALID_FIELD = 0x0002, + NVME_CID_CONFLICT = 0x0003, + NVME_DATA_TRAS_ERROR = 0x0004, + NVME_POWER_LOSS_ABORT = 0x0005, + NVME_INTERNAL_DEV_ERROR = 0x0006, + NVME_CMD_ABORT_REQ = 0x0007, + NVME_CMD_ABORT_SQ_DEL = 0x0008, + NVME_CMD_ABORT_FAILED_FUSE = 0x0009, + NVME_CMD_ABORT_MISSING_FUSE = 0x000a, + NVME_INVALID_NSID = 0x000b, + NVME_CMD_SEQ_ERROR = 0x000c, + NVME_LBA_RANGE = 0x0080, + NVME_CAP_EXCEEDED = 0x0081, + NVME_NS_NOT_READY = 0x0082, + NVME_NS_RESV_CONFLICT = 0x0083, + NVME_INVALID_CQID = 0x0100, + NVME_INVALID_QID = 0x0101, + NVME_MAX_QSIZE_EXCEEDED = 0x0102, + NVME_ACL_EXCEEDED = 0x0103, + NVME_RESERVED = 0x0104, + NVME_AER_LIMIT_EXCEEDED = 0x0105, + NVME_INVALID_FW_SLOT = 0x0106, + NVME_INVALID_FW_IMAGE = 0x0107, + NVME_INVALID_IRQ_VECTOR = 0x0108, + NVME_INVALID_LOG_ID = 0x0109, + NVME_INVALID_FORMAT = 0x010a, + NVME_FW_REQ_RESET = 0x010b, + NVME_INVALID_QUEUE_DEL = 0x010c, + NVME_FID_NOT_SAVEABLE = 0x010d, + NVME_FID_NOT_NSID_SPEC = 0x010f, + NVME_FW_REQ_SUSYSTEM_RESET = 0x0110, + NVME_CONFLICTING_ATTRS = 0x0180, + NVME_INVALID_PROT_INFO = 0x0181, + NVME_WRITE_TO_RO = 0x0182, + NVME_WRITE_FAULT = 0x0280, + NVME_UNRECOVERED_READ = 0x0281, + NVME_E2E_GUARD_ERROR = 0x0282, + NVME_E2E_APP_ERROR = 0x0283, + NVME_E2E_REF_ERROR = 0x0284, + NVME_CMP_FAILURE = 0x0285, + NVME_ACCESS_DENIED = 0x0286, + NVME_MORE = 0x2000, + NVME_DNR = 0x4000, + NVME_NO_COMPLETE = 0xffff, +}; + +typedef struct NvmeFwSlotInfoLog { + uint8_t afi; + uint8_t reserved1[7]; + uint8_t frs1[8]; + uint8_t frs2[8]; + uint8_t frs3[8]; + uint8_t frs4[8]; + uint8_t frs5[8]; + uint8_t frs6[8]; + uint8_t frs7[8]; + uint8_t reserved2[448]; +} NvmeFwSlotInfoLog; + +typedef struct NvmeErrorLog { + uint64_t error_count; + uint16_t sqid; + uint16_t cid; + uint16_t status_field; + uint16_t param_error_location; + uint64_t lba; + uint32_t nsid; + uint8_t vs; + uint8_t resv[35]; +} NvmeErrorLog; + +typedef struct NvmeSmartLog { + uint8_t critical_warning; + uint8_t temperature[2]; + uint8_t available_spare; + uint8_t available_spare_threshold; + uint8_t percentage_used; + uint8_t reserved1[26]; + uint64_t data_units_read[2]; + uint64_t data_units_written[2]; + uint64_t host_read_commands[2]; + uint64_t host_write_commands[2]; + uint64_t controller_busy_time[2]; + uint64_t power_cycles[2]; + uint64_t power_on_hours[2]; + uint64_t unsafe_shutdowns[2]; + uint64_t media_errors[2]; + uint64_t number_of_error_log_entries[2]; + uint8_t reserved2[320]; +} NvmeSmartLog; + +enum NvmeSmartWarn { + NVME_SMART_SPARE = 1 << 0, + NVME_SMART_TEMPERATURE = 1 << 1, + NVME_SMART_RELIABILITY = 1 << 2, + NVME_SMART_MEDIA_READ_ONLY = 1 << 3, + NVME_SMART_FAILED_VOLATILE_MEDIA = 1 << 4, +}; + +enum LogIdentifier { + NVME_LOG_ERROR_INFO = 0x01, + NVME_LOG_SMART_INFO = 0x02, + NVME_LOG_FW_SLOT_INFO = 0x03, +}; + +typedef struct NvmePSD { + uint16_t mp; + uint16_t reserved; + uint32_t enlat; + uint32_t exlat; + uint8_t rrt; + uint8_t rrl; + uint8_t rwt; + uint8_t rwl; + uint8_t resv[16]; +} NvmePSD; + +typedef struct NvmeIdCtrl { + uint16_t vid; + uint16_t ssvid; + uint8_t sn[20]; + uint8_t mn[40]; + uint8_t fr[8]; + uint8_t rab; + uint8_t ieee[3]; + uint8_t cmic; + uint8_t mdts; + uint8_t rsvd255[178]; + uint16_t oacs; + uint8_t acl; + uint8_t aerl; + uint8_t frmw; + uint8_t lpa; + uint8_t elpe; + uint8_t npss; + uint8_t rsvd511[248]; + uint8_t sqes; + uint8_t cqes; + uint16_t rsvd515; + uint32_t nn; + uint16_t oncs; + uint16_t fuses; + uint8_t fna; + uint8_t vwc; + uint16_t awun; + uint16_t awupf; + uint8_t rsvd703[174]; + uint8_t rsvd2047[1344]; + NvmePSD psd[32]; + uint8_t vs[1024]; +} NvmeIdCtrl; + +enum NvmeIdCtrlOacs { + NVME_OACS_SECURITY = 1 << 0, + NVME_OACS_FORMAT = 1 << 1, + NVME_OACS_FW = 1 << 2, +}; + +enum NvmeIdCtrlOncs { + NVME_ONCS_COMPARE = 1 << 0, + NVME_ONCS_WRITE_UNCORR = 1 << 1, + NVME_ONCS_DSM = 1 << 2, + NVME_ONCS_WRITE_ZEROS = 1 << 3, + NVME_ONCS_FEATURES = 1 << 4, + NVME_ONCS_RESRVATIONS = 1 << 5, +}; + +#define NVME_CTRL_SQES_MIN(sqes) ((sqes) & 0xf) +#define NVME_CTRL_SQES_MAX(sqes) (((sqes) >> 4) & 0xf) +#define NVME_CTRL_CQES_MIN(cqes) ((cqes) & 0xf) +#define NVME_CTRL_CQES_MAX(cqes) (((cqes) >> 4) & 0xf) + +typedef struct NvmeFeatureVal { + uint32_t arbitration; + uint32_t power_mgmt; + uint32_t temp_thresh; + uint32_t err_rec; + uint32_t volatile_wc; + uint32_t num_queues; + uint32_t int_coalescing; + uint32_t *int_vector_config; + uint32_t write_atomicity; + uint32_t async_config; + uint32_t sw_prog_marker; +} NvmeFeatureVal; + +#define NVME_ARB_AB(arb) (arb & 0x7) +#define NVME_ARB_LPW(arb) ((arb >> 8) & 0xff) +#define NVME_ARB_MPW(arb) ((arb >> 16) & 0xff) +#define NVME_ARB_HPW(arb) ((arb >> 24) & 0xff) + +#define NVME_INTC_THR(intc) (intc & 0xff) +#define NVME_INTC_TIME(intc) ((intc >> 8) & 0xff) + +enum NvmeFeatureIds { + NVME_ARBITRATION = 0x1, + NVME_POWER_MANAGEMENT = 0x2, + NVME_LBA_RANGE_TYPE = 0x3, + NVME_TEMPERATURE_THRESHOLD = 0x4, + NVME_ERROR_RECOVERY = 0x5, + NVME_VOLATILE_WRITE_CACHE = 0x6, + NVME_NUMBER_OF_QUEUES = 0x7, + NVME_INTERRUPT_COALESCING = 0x8, + NVME_INTERRUPT_VECTOR_CONF = 0x9, + NVME_WRITE_ATOMICITY = 0xa, + NVME_ASYNCHRONOUS_EVENT_CONF = 0xb, + NVME_SOFTWARE_PROGRESS_MARKER = 0x80 +}; + +typedef struct NvmeRangeType { + uint8_t type; + uint8_t attributes; + uint8_t rsvd2[14]; + uint64_t slba; + uint64_t nlb; + uint8_t guid[16]; + uint8_t rsvd48[16]; +} NvmeRangeType; + +typedef struct NvmeLBAF { + uint16_t ms; + uint8_t ds; + uint8_t rp; +} NvmeLBAF; + +typedef struct NvmeIdNs { + uint64_t nsze; + uint64_t ncap; + uint64_t nuse; + uint8_t nsfeat; + uint8_t nlbaf; + uint8_t flbas; + uint8_t mc; + uint8_t dpc; + uint8_t dps; + uint8_t res30[98]; + NvmeLBAF lbaf[16]; + uint8_t res192[192]; + uint8_t vs[3712]; +} NvmeIdNs; + +#define NVME_ID_NS_NSFEAT_THIN(nsfeat) ((nsfeat & 0x1)) +#define NVME_ID_NS_FLBAS_EXTENDED(flbas) ((flbas >> 4) & 0x1) +#define NVME_ID_NS_FLBAS_INDEX(flbas) ((flbas & 0xf)) +#define NVME_ID_NS_MC_SEPARATE(mc) ((mc >> 1) & 0x1) +#define NVME_ID_NS_MC_EXTENDED(mc) ((mc & 0x1)) +#define NVME_ID_NS_DPC_LAST_EIGHT(dpc) ((dpc >> 4) & 0x1) +#define NVME_ID_NS_DPC_FIRST_EIGHT(dpc) ((dpc >> 3) & 0x1) +#define NVME_ID_NS_DPC_TYPE_3(dpc) ((dpc >> 2) & 0x1) +#define NVME_ID_NS_DPC_TYPE_2(dpc) ((dpc >> 1) & 0x1) +#define NVME_ID_NS_DPC_TYPE_1(dpc) ((dpc & 0x1)) +#define NVME_ID_NS_DPC_TYPE_MASK 0x7 + +enum NvmeIdNsDps { + DPS_TYPE_NONE = 0, + DPS_TYPE_1 = 1, + DPS_TYPE_2 = 2, + DPS_TYPE_3 = 3, + DPS_TYPE_MASK = 0x7, + DPS_FIRST_EIGHT = 8, +}; + +static inline void _nvme_check_size(void) +{ + QEMU_BUILD_BUG_ON(sizeof(NvmeAerResult) != 4); + QEMU_BUILD_BUG_ON(sizeof(NvmeCqe) != 16); + QEMU_BUILD_BUG_ON(sizeof(NvmeDsmRange) != 16); + QEMU_BUILD_BUG_ON(sizeof(NvmeCmd) != 64); + QEMU_BUILD_BUG_ON(sizeof(NvmeDeleteQ) != 64); + QEMU_BUILD_BUG_ON(sizeof(NvmeCreateCq) != 64); + QEMU_BUILD_BUG_ON(sizeof(NvmeCreateSq) != 64); + QEMU_BUILD_BUG_ON(sizeof(NvmeIdentify) != 64); + QEMU_BUILD_BUG_ON(sizeof(NvmeRwCmd) != 64); + QEMU_BUILD_BUG_ON(sizeof(NvmeDsmCmd) != 64); + QEMU_BUILD_BUG_ON(sizeof(NvmeRangeType) != 64); + QEMU_BUILD_BUG_ON(sizeof(NvmeErrorLog) != 64); + QEMU_BUILD_BUG_ON(sizeof(NvmeFwSlotInfoLog) != 512); + QEMU_BUILD_BUG_ON(sizeof(NvmeSmartLog) != 512); + QEMU_BUILD_BUG_ON(sizeof(NvmeIdCtrl) != 4096); + QEMU_BUILD_BUG_ON(sizeof(NvmeIdNs) != 4096); +} + +typedef struct NvmeAsyncEvent { + QSIMPLEQ_ENTRY(NvmeAsyncEvent) entry; + NvmeAerResult result; +} NvmeAsyncEvent; + +typedef struct NvmeRequest { + struct NvmeSQueue *sq; + BlockDriverAIOCB *aiocb; + uint16_t status; + NvmeCqe cqe; + BlockAcctCookie acct; + QEMUSGList qsg; + QTAILQ_ENTRY(NvmeRequest)entry; +} NvmeRequest; + +typedef struct NvmeSQueue { + struct NvmeCtrl *ctrl; + uint16_t sqid; + uint16_t cqid; + uint32_t head; + uint32_t tail; + uint32_t size; + uint64_t dma_addr; + QEMUTimer *timer; + NvmeRequest *io_req; + QTAILQ_HEAD(sq_req_list, NvmeRequest) req_list; + QTAILQ_HEAD(out_req_list, NvmeRequest) out_req_list; + QTAILQ_ENTRY(NvmeSQueue) entry; +} NvmeSQueue; + +typedef struct NvmeCQueue { + struct NvmeCtrl *ctrl; + uint8_t phase; + uint16_t cqid; + uint16_t irq_enabled; + uint32_t head; + uint32_t tail; + uint32_t vector; + uint32_t size; + uint64_t dma_addr; + QEMUTimer *timer; + QTAILQ_HEAD(sq_list, NvmeSQueue) sq_list; + QTAILQ_HEAD(cq_req_list, NvmeRequest) req_list; +} NvmeCQueue; + +typedef struct NvmeNamespace { + NvmeIdNs id_ns; +} NvmeNamespace; + +#define TYPE_NVME "nvme" +#define NVME(obj) \ + OBJECT_CHECK(NvmeCtrl, (obj), TYPE_NVME) + +typedef struct NvmeCtrl { + PCIDevice parent_obj; + MemoryRegion iomem; + NvmeBar bar; + BlockConf conf; + + uint16_t page_size; + uint16_t page_bits; + uint16_t max_prp_ents; + uint16_t cqe_size; + uint16_t sqe_size; + uint32_t reg_size; + uint32_t num_namespaces; + uint32_t num_queues; + uint32_t max_q_ents; + uint64_t ns_size; + + char *serial; + NvmeNamespace *namespaces; + NvmeSQueue **sq; + NvmeCQueue **cq; + NvmeSQueue admin_sq; + NvmeCQueue admin_cq; + NvmeIdCtrl id_ctrl; +} NvmeCtrl; + +#endif /* HW_NVME_H */ |