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qemu/include/block/nvme.h
Philippe Mathieu-Daudé 54248d4d73 block/nvme: Introduce Completion Queue definitions 
Rename Submission Queue flags with 'Sq' to differentiate
submission queue flags from command queue flags, and introduce
Completion Queue flag definitions.

Reviewed-by: Eric Auger <eric.auger@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20201029093306.1063879-13-philmd@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
2020-11-03 19:06:21 +00:00

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#ifndef BLOCK_NVME_H
#define BLOCK_NVME_H
typedef struct QEMU_PACKED 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;
uint32_t cmbloc;
uint32_t cmbsz;
uint8_t padding[3520]; /* not used by QEMU */
uint32_t pmrcap;
uint32_t pmrctl;
uint32_t pmrsts;
uint32_t pmrebs;
uint32_t pmrswtp;
uint64_t pmrmsc;
uint8_t reserved[484];
} 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 = 36,
CAP_CSS_SHIFT = 37,
CAP_MPSMIN_SHIFT = 48,
CAP_MPSMAX_SHIFT = 52,
CAP_PMR_SHIFT = 56,
};
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,
CAP_PMR_MASK = 0x1,
};
#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)
#define NVME_CAP_SET_PMRS(cap, val) (cap |= (uint64_t)(val & CAP_PMR_MASK)\
<< CAP_PMR_SHIFT)
enum NvmeCapCss {
NVME_CAP_CSS_NVM = 1 << 0,
NVME_CAP_CSS_ADMIN_ONLY = 1 << 7,
};
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 NvmeCcCss {
NVME_CC_CSS_NVM = 0x0,
NVME_CC_CSS_ADMIN_ONLY = 0x7,
};
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)
enum NvmeCmblocShift {
CMBLOC_BIR_SHIFT = 0,
CMBLOC_OFST_SHIFT = 12,
};
enum NvmeCmblocMask {
CMBLOC_BIR_MASK = 0x7,
CMBLOC_OFST_MASK = 0xfffff,
};
#define NVME_CMBLOC_BIR(cmbloc) ((cmbloc >> CMBLOC_BIR_SHIFT) & \
CMBLOC_BIR_MASK)
#define NVME_CMBLOC_OFST(cmbloc)((cmbloc >> CMBLOC_OFST_SHIFT) & \
CMBLOC_OFST_MASK)
#define NVME_CMBLOC_SET_BIR(cmbloc, val) \
(cmbloc |= (uint64_t)(val & CMBLOC_BIR_MASK) << CMBLOC_BIR_SHIFT)
#define NVME_CMBLOC_SET_OFST(cmbloc, val) \
(cmbloc |= (uint64_t)(val & CMBLOC_OFST_MASK) << CMBLOC_OFST_SHIFT)
enum NvmeCmbszShift {
CMBSZ_SQS_SHIFT = 0,
CMBSZ_CQS_SHIFT = 1,
CMBSZ_LISTS_SHIFT = 2,
CMBSZ_RDS_SHIFT = 3,
CMBSZ_WDS_SHIFT = 4,
CMBSZ_SZU_SHIFT = 8,
CMBSZ_SZ_SHIFT = 12,
};
enum NvmeCmbszMask {
CMBSZ_SQS_MASK = 0x1,
CMBSZ_CQS_MASK = 0x1,
CMBSZ_LISTS_MASK = 0x1,
CMBSZ_RDS_MASK = 0x1,
CMBSZ_WDS_MASK = 0x1,
CMBSZ_SZU_MASK = 0xf,
CMBSZ_SZ_MASK = 0xfffff,
};
#define NVME_CMBSZ_SQS(cmbsz) ((cmbsz >> CMBSZ_SQS_SHIFT) & CMBSZ_SQS_MASK)
#define NVME_CMBSZ_CQS(cmbsz) ((cmbsz >> CMBSZ_CQS_SHIFT) & CMBSZ_CQS_MASK)
#define NVME_CMBSZ_LISTS(cmbsz)((cmbsz >> CMBSZ_LISTS_SHIFT) & CMBSZ_LISTS_MASK)
#define NVME_CMBSZ_RDS(cmbsz) ((cmbsz >> CMBSZ_RDS_SHIFT) & CMBSZ_RDS_MASK)
#define NVME_CMBSZ_WDS(cmbsz) ((cmbsz >> CMBSZ_WDS_SHIFT) & CMBSZ_WDS_MASK)
#define NVME_CMBSZ_SZU(cmbsz) ((cmbsz >> CMBSZ_SZU_SHIFT) & CMBSZ_SZU_MASK)
#define NVME_CMBSZ_SZ(cmbsz) ((cmbsz >> CMBSZ_SZ_SHIFT) & CMBSZ_SZ_MASK)
#define NVME_CMBSZ_SET_SQS(cmbsz, val) \
(cmbsz |= (uint64_t)(val & CMBSZ_SQS_MASK) << CMBSZ_SQS_SHIFT)
#define NVME_CMBSZ_SET_CQS(cmbsz, val) \
(cmbsz |= (uint64_t)(val & CMBSZ_CQS_MASK) << CMBSZ_CQS_SHIFT)
#define NVME_CMBSZ_SET_LISTS(cmbsz, val) \
(cmbsz |= (uint64_t)(val & CMBSZ_LISTS_MASK) << CMBSZ_LISTS_SHIFT)
#define NVME_CMBSZ_SET_RDS(cmbsz, val) \
(cmbsz |= (uint64_t)(val & CMBSZ_RDS_MASK) << CMBSZ_RDS_SHIFT)
#define NVME_CMBSZ_SET_WDS(cmbsz, val) \
(cmbsz |= (uint64_t)(val & CMBSZ_WDS_MASK) << CMBSZ_WDS_SHIFT)
#define NVME_CMBSZ_SET_SZU(cmbsz, val) \
(cmbsz |= (uint64_t)(val & CMBSZ_SZU_MASK) << CMBSZ_SZU_SHIFT)
#define NVME_CMBSZ_SET_SZ(cmbsz, val) \
(cmbsz |= (uint64_t)(val & CMBSZ_SZ_MASK) << CMBSZ_SZ_SHIFT)
#define NVME_CMBSZ_GETSIZE(cmbsz) \
(NVME_CMBSZ_SZ(cmbsz) * (1 << (12 + 4 * NVME_CMBSZ_SZU(cmbsz))))
enum NvmePmrcapShift {
PMRCAP_RDS_SHIFT = 3,
PMRCAP_WDS_SHIFT = 4,
PMRCAP_BIR_SHIFT = 5,
PMRCAP_PMRTU_SHIFT = 8,
PMRCAP_PMRWBM_SHIFT = 10,
PMRCAP_PMRTO_SHIFT = 16,
PMRCAP_CMSS_SHIFT = 24,
};
enum NvmePmrcapMask {
PMRCAP_RDS_MASK = 0x1,
PMRCAP_WDS_MASK = 0x1,
PMRCAP_BIR_MASK = 0x7,
PMRCAP_PMRTU_MASK = 0x3,
PMRCAP_PMRWBM_MASK = 0xf,
PMRCAP_PMRTO_MASK = 0xff,
PMRCAP_CMSS_MASK = 0x1,
};
#define NVME_PMRCAP_RDS(pmrcap) \
((pmrcap >> PMRCAP_RDS_SHIFT) & PMRCAP_RDS_MASK)
#define NVME_PMRCAP_WDS(pmrcap) \
((pmrcap >> PMRCAP_WDS_SHIFT) & PMRCAP_WDS_MASK)
#define NVME_PMRCAP_BIR(pmrcap) \
((pmrcap >> PMRCAP_BIR_SHIFT) & PMRCAP_BIR_MASK)
#define NVME_PMRCAP_PMRTU(pmrcap) \
((pmrcap >> PMRCAP_PMRTU_SHIFT) & PMRCAP_PMRTU_MASK)
#define NVME_PMRCAP_PMRWBM(pmrcap) \
((pmrcap >> PMRCAP_PMRWBM_SHIFT) & PMRCAP_PMRWBM_MASK)
#define NVME_PMRCAP_PMRTO(pmrcap) \
((pmrcap >> PMRCAP_PMRTO_SHIFT) & PMRCAP_PMRTO_MASK)
#define NVME_PMRCAP_CMSS(pmrcap) \
((pmrcap >> PMRCAP_CMSS_SHIFT) & PMRCAP_CMSS_MASK)
#define NVME_PMRCAP_SET_RDS(pmrcap, val) \
(pmrcap |= (uint64_t)(val & PMRCAP_RDS_MASK) << PMRCAP_RDS_SHIFT)
#define NVME_PMRCAP_SET_WDS(pmrcap, val) \
(pmrcap |= (uint64_t)(val & PMRCAP_WDS_MASK) << PMRCAP_WDS_SHIFT)
#define NVME_PMRCAP_SET_BIR(pmrcap, val) \
(pmrcap |= (uint64_t)(val & PMRCAP_BIR_MASK) << PMRCAP_BIR_SHIFT)
#define NVME_PMRCAP_SET_PMRTU(pmrcap, val) \
(pmrcap |= (uint64_t)(val & PMRCAP_PMRTU_MASK) << PMRCAP_PMRTU_SHIFT)
#define NVME_PMRCAP_SET_PMRWBM(pmrcap, val) \
(pmrcap |= (uint64_t)(val & PMRCAP_PMRWBM_MASK) << PMRCAP_PMRWBM_SHIFT)
#define NVME_PMRCAP_SET_PMRTO(pmrcap, val) \
(pmrcap |= (uint64_t)(val & PMRCAP_PMRTO_MASK) << PMRCAP_PMRTO_SHIFT)
#define NVME_PMRCAP_SET_CMSS(pmrcap, val) \
(pmrcap |= (uint64_t)(val & PMRCAP_CMSS_MASK) << PMRCAP_CMSS_SHIFT)
enum NvmePmrctlShift {
PMRCTL_EN_SHIFT = 0,
};
enum NvmePmrctlMask {
PMRCTL_EN_MASK = 0x1,
};
#define NVME_PMRCTL_EN(pmrctl) ((pmrctl >> PMRCTL_EN_SHIFT) & PMRCTL_EN_MASK)
#define NVME_PMRCTL_SET_EN(pmrctl, val) \
(pmrctl |= (uint64_t)(val & PMRCTL_EN_MASK) << PMRCTL_EN_SHIFT)
enum NvmePmrstsShift {
PMRSTS_ERR_SHIFT = 0,
PMRSTS_NRDY_SHIFT = 8,
PMRSTS_HSTS_SHIFT = 9,
PMRSTS_CBAI_SHIFT = 12,
};
enum NvmePmrstsMask {
PMRSTS_ERR_MASK = 0xff,
PMRSTS_NRDY_MASK = 0x1,
PMRSTS_HSTS_MASK = 0x7,
PMRSTS_CBAI_MASK = 0x1,
};
#define NVME_PMRSTS_ERR(pmrsts) \
((pmrsts >> PMRSTS_ERR_SHIFT) & PMRSTS_ERR_MASK)
#define NVME_PMRSTS_NRDY(pmrsts) \
((pmrsts >> PMRSTS_NRDY_SHIFT) & PMRSTS_NRDY_MASK)
#define NVME_PMRSTS_HSTS(pmrsts) \
((pmrsts >> PMRSTS_HSTS_SHIFT) & PMRSTS_HSTS_MASK)
#define NVME_PMRSTS_CBAI(pmrsts) \
((pmrsts >> PMRSTS_CBAI_SHIFT) & PMRSTS_CBAI_MASK)
#define NVME_PMRSTS_SET_ERR(pmrsts, val) \
(pmrsts |= (uint64_t)(val & PMRSTS_ERR_MASK) << PMRSTS_ERR_SHIFT)
#define NVME_PMRSTS_SET_NRDY(pmrsts, val) \
(pmrsts |= (uint64_t)(val & PMRSTS_NRDY_MASK) << PMRSTS_NRDY_SHIFT)
#define NVME_PMRSTS_SET_HSTS(pmrsts, val) \
(pmrsts |= (uint64_t)(val & PMRSTS_HSTS_MASK) << PMRSTS_HSTS_SHIFT)
#define NVME_PMRSTS_SET_CBAI(pmrsts, val) \
(pmrsts |= (uint64_t)(val & PMRSTS_CBAI_MASK) << PMRSTS_CBAI_SHIFT)
enum NvmePmrebsShift {
PMREBS_PMRSZU_SHIFT = 0,
PMREBS_RBB_SHIFT = 4,
PMREBS_PMRWBZ_SHIFT = 8,
};
enum NvmePmrebsMask {
PMREBS_PMRSZU_MASK = 0xf,
PMREBS_RBB_MASK = 0x1,
PMREBS_PMRWBZ_MASK = 0xffffff,
};
#define NVME_PMREBS_PMRSZU(pmrebs) \
((pmrebs >> PMREBS_PMRSZU_SHIFT) & PMREBS_PMRSZU_MASK)
#define NVME_PMREBS_RBB(pmrebs) \
((pmrebs >> PMREBS_RBB_SHIFT) & PMREBS_RBB_MASK)
#define NVME_PMREBS_PMRWBZ(pmrebs) \
((pmrebs >> PMREBS_PMRWBZ_SHIFT) & PMREBS_PMRWBZ_MASK)
#define NVME_PMREBS_SET_PMRSZU(pmrebs, val) \
(pmrebs |= (uint64_t)(val & PMREBS_PMRSZU_MASK) << PMREBS_PMRSZU_SHIFT)
#define NVME_PMREBS_SET_RBB(pmrebs, val) \
(pmrebs |= (uint64_t)(val & PMREBS_RBB_MASK) << PMREBS_RBB_SHIFT)
#define NVME_PMREBS_SET_PMRWBZ(pmrebs, val) \
(pmrebs |= (uint64_t)(val & PMREBS_PMRWBZ_MASK) << PMREBS_PMRWBZ_SHIFT)
enum NvmePmrswtpShift {
PMRSWTP_PMRSWTU_SHIFT = 0,
PMRSWTP_PMRSWTV_SHIFT = 8,
};
enum NvmePmrswtpMask {
PMRSWTP_PMRSWTU_MASK = 0xf,
PMRSWTP_PMRSWTV_MASK = 0xffffff,
};
#define NVME_PMRSWTP_PMRSWTU(pmrswtp) \
((pmrswtp >> PMRSWTP_PMRSWTU_SHIFT) & PMRSWTP_PMRSWTU_MASK)
#define NVME_PMRSWTP_PMRSWTV(pmrswtp) \
((pmrswtp >> PMRSWTP_PMRSWTV_SHIFT) & PMRSWTP_PMRSWTV_MASK)
#define NVME_PMRSWTP_SET_PMRSWTU(pmrswtp, val) \
(pmrswtp |= (uint64_t)(val & PMRSWTP_PMRSWTU_MASK) << PMRSWTP_PMRSWTU_SHIFT)
#define NVME_PMRSWTP_SET_PMRSWTV(pmrswtp, val) \
(pmrswtp |= (uint64_t)(val & PMRSWTP_PMRSWTV_MASK) << PMRSWTP_PMRSWTV_SHIFT)
enum NvmePmrmscShift {
PMRMSC_CMSE_SHIFT = 1,
PMRMSC_CBA_SHIFT = 12,
};
enum NvmePmrmscMask {
PMRMSC_CMSE_MASK = 0x1,
PMRMSC_CBA_MASK = 0xfffffffffffff,
};
#define NVME_PMRMSC_CMSE(pmrmsc) \
((pmrmsc >> PMRMSC_CMSE_SHIFT) & PMRMSC_CMSE_MASK)
#define NVME_PMRMSC_CBA(pmrmsc) \
((pmrmsc >> PMRMSC_CBA_SHIFT) & PMRMSC_CBA_MASK)
#define NVME_PMRMSC_SET_CMSE(pmrmsc, val) \
(pmrmsc |= (uint64_t)(val & PMRMSC_CMSE_MASK) << PMRMSC_CMSE_SHIFT)
#define NVME_PMRMSC_SET_CBA(pmrmsc, val) \
(pmrmsc |= (uint64_t)(val & PMRMSC_CBA_MASK) << PMRMSC_CBA_SHIFT)
enum NvmeSglDescriptorType {
NVME_SGL_DESCR_TYPE_DATA_BLOCK = 0x0,
NVME_SGL_DESCR_TYPE_BIT_BUCKET = 0x1,
NVME_SGL_DESCR_TYPE_SEGMENT = 0x2,
NVME_SGL_DESCR_TYPE_LAST_SEGMENT = 0x3,
NVME_SGL_DESCR_TYPE_KEYED_DATA_BLOCK = 0x4,
NVME_SGL_DESCR_TYPE_VENDOR_SPECIFIC = 0xf,
};
enum NvmeSglDescriptorSubtype {
NVME_SGL_DESCR_SUBTYPE_ADDRESS = 0x0,
};
typedef struct QEMU_PACKED NvmeSglDescriptor {
uint64_t addr;
uint32_t len;
uint8_t rsvd[3];
uint8_t type;
} NvmeSglDescriptor;
#define NVME_SGL_TYPE(type) ((type >> 4) & 0xf)
#define NVME_SGL_SUBTYPE(type) (type & 0xf)
typedef union NvmeCmdDptr {
struct {
uint64_t prp1;
uint64_t prp2;
};
NvmeSglDescriptor sgl;
} NvmeCmdDptr;
enum NvmePsdt {
NVME_PSDT_PRP = 0x0,
NVME_PSDT_SGL_MPTR_CONTIGUOUS = 0x1,
NVME_PSDT_SGL_MPTR_SGL = 0x2,
};
typedef struct QEMU_PACKED NvmeCmd {
uint8_t opcode;
uint8_t flags;
uint16_t cid;
uint32_t nsid;
uint64_t res1;
uint64_t mptr;
NvmeCmdDptr dptr;
uint32_t cdw10;
uint32_t cdw11;
uint32_t cdw12;
uint32_t cdw13;
uint32_t cdw14;
uint32_t cdw15;
} NvmeCmd;
#define NVME_CMD_FLAGS_FUSE(flags) (flags & 0x3)
#define NVME_CMD_FLAGS_PSDT(flags) ((flags >> 6) & 0x3)
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_WRITE_ZEROES = 0x08,
NVME_CMD_DSM = 0x09,
};
typedef struct QEMU_PACKED 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 QEMU_PACKED 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)
enum NvmeFlagsCq {
NVME_CQ_PC = 1,
NVME_CQ_IEN = 2,
};
typedef struct QEMU_PACKED 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 NvmeFlagsSq {
NVME_SQ_PC = 1,
NVME_SQ_PRIO_URGENT = 0,
NVME_SQ_PRIO_HIGH = 1,
NVME_SQ_PRIO_NORMAL = 2,
NVME_SQ_PRIO_LOW = 3,
};
typedef struct QEMU_PACKED 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 QEMU_PACKED NvmeRwCmd {
uint8_t opcode;
uint8_t flags;
uint16_t cid;
uint32_t nsid;
uint64_t rsvd2;
uint64_t mptr;
NvmeCmdDptr dptr;
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 QEMU_PACKED NvmeDsmCmd {
uint8_t opcode;
uint8_t flags;
uint16_t cid;
uint32_t nsid;
uint64_t rsvd2[2];
NvmeCmdDptr dptr;
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 QEMU_PACKED 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_DB_REGISTER = 0,
NVME_AER_INFO_ERR_INVALID_DB_VALUE = 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 QEMU_PACKED NvmeAerResult {
uint8_t event_type;
uint8_t event_info;
uint8_t log_page;
uint8_t resv;
} NvmeAerResult;
typedef struct QEMU_PACKED 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_INVALID_SGL_SEG_DESCR = 0x000d,
NVME_INVALID_NUM_SGL_DESCRS = 0x000e,
NVME_DATA_SGL_LEN_INVALID = 0x000f,
NVME_MD_SGL_LEN_INVALID = 0x0010,
NVME_SGL_DESCR_TYPE_INVALID = 0x0011,
NVME_INVALID_USE_OF_CMB = 0x0012,
NVME_INVALID_PRP_OFFSET = 0x0013,
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_FEAT_NOT_CHANGEABLE = 0x010e,
NVME_FEAT_NOT_NS_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 QEMU_PACKED 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 QEMU_PACKED 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 QEMU_PACKED NvmeSmartLog {
uint8_t critical_warning;
uint16_t temperature;
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 NvmeLogIdentifier {
NVME_LOG_ERROR_INFO = 0x01,
NVME_LOG_SMART_INFO = 0x02,
NVME_LOG_FW_SLOT_INFO = 0x03,
};
typedef struct QEMU_PACKED 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;
#define NVME_IDENTIFY_DATA_SIZE 4096
enum {
NVME_ID_CNS_NS = 0x0,
NVME_ID_CNS_CTRL = 0x1,
NVME_ID_CNS_NS_ACTIVE_LIST = 0x2,
NVME_ID_CNS_NS_DESCR_LIST = 0x3,
};
typedef struct QEMU_PACKED 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;
uint16_t cntlid;
uint32_t ver;
uint32_t rtd3r;
uint32_t rtd3e;
uint32_t oaes;
uint32_t ctratt;
uint8_t rsvd100[12];
uint8_t fguid[16];
uint8_t rsvd128[128];
uint16_t oacs;
uint8_t acl;
uint8_t aerl;
uint8_t frmw;
uint8_t lpa;
uint8_t elpe;
uint8_t npss;
uint8_t avscc;
uint8_t apsta;
uint16_t wctemp;
uint16_t cctemp;
uint16_t mtfa;
uint32_t hmpre;
uint32_t hmmin;
uint8_t tnvmcap[16];
uint8_t unvmcap[16];
uint32_t rpmbs;
uint16_t edstt;
uint8_t dsto;
uint8_t fwug;
uint16_t kas;
uint16_t hctma;
uint16_t mntmt;
uint16_t mxtmt;
uint32_t sanicap;
uint8_t rsvd332[180];
uint8_t sqes;
uint8_t cqes;
uint16_t maxcmd;
uint32_t nn;
uint16_t oncs;
uint16_t fuses;
uint8_t fna;
uint8_t vwc;
uint16_t awun;
uint16_t awupf;
uint8_t nvscc;
uint8_t rsvd531;
uint16_t acwu;
uint8_t rsvd534[2];
uint32_t sgls;
uint8_t rsvd540[228];
uint8_t subnqn[256];
uint8_t rsvd1024[1024];
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_ZEROES = 1 << 3,
NVME_ONCS_FEATURES = 1 << 4,
NVME_ONCS_RESRVATIONS = 1 << 5,
NVME_ONCS_TIMESTAMP = 1 << 6,
};
enum NvmeIdCtrlFrmw {
NVME_FRMW_SLOT1_RO = 1 << 0,
};
enum NvmeIdCtrlLpa {
NVME_LPA_NS_SMART = 1 << 0,
NVME_LPA_EXTENDED = 1 << 2,
};
#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)
#define NVME_CTRL_SGLS_SUPPORT_MASK (0x3 << 0)
#define NVME_CTRL_SGLS_SUPPORT_NO_ALIGN (0x1 << 0)
#define NVME_CTRL_SGLS_SUPPORT_DWORD_ALIGN (0x1 << 1)
#define NVME_CTRL_SGLS_KEYED (0x1 << 2)
#define NVME_CTRL_SGLS_BITBUCKET (0x1 << 16)
#define NVME_CTRL_SGLS_MPTR_CONTIGUOUS (0x1 << 17)
#define NVME_CTRL_SGLS_EXCESS_LENGTH (0x1 << 18)
#define NVME_CTRL_SGLS_MPTR_SGL (0x1 << 19)
#define NVME_CTRL_SGLS_ADDR_OFFSET (0x1 << 20)
#define NVME_ARB_AB(arb) (arb & 0x7)
#define NVME_ARB_AB_NOLIMIT 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)
#define NVME_INTVC_NOCOALESCING (0x1 << 16)
#define NVME_TEMP_THSEL(temp) ((temp >> 20) & 0x3)
#define NVME_TEMP_THSEL_OVER 0x0
#define NVME_TEMP_THSEL_UNDER 0x1
#define NVME_TEMP_TMPSEL(temp) ((temp >> 16) & 0xf)
#define NVME_TEMP_TMPSEL_COMPOSITE 0x0
#define NVME_TEMP_TMPTH(temp) (temp & 0xffff)
#define NVME_AEC_SMART(aec) (aec & 0xff)
#define NVME_AEC_NS_ATTR(aec) ((aec >> 8) & 0x1)
#define NVME_AEC_FW_ACTIVATION(aec) ((aec >> 9) & 0x1)
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_TIMESTAMP = 0xe,
NVME_SOFTWARE_PROGRESS_MARKER = 0x80,
NVME_FID_MAX = 0x100,
};
typedef enum NvmeFeatureCap {
NVME_FEAT_CAP_SAVE = 1 << 0,
NVME_FEAT_CAP_NS = 1 << 1,
NVME_FEAT_CAP_CHANGE = 1 << 2,
} NvmeFeatureCap;
typedef enum NvmeGetFeatureSelect {
NVME_GETFEAT_SELECT_CURRENT = 0x0,
NVME_GETFEAT_SELECT_DEFAULT = 0x1,
NVME_GETFEAT_SELECT_SAVED = 0x2,
NVME_GETFEAT_SELECT_CAP = 0x3,
} NvmeGetFeatureSelect;
#define NVME_GETSETFEAT_FID_MASK 0xff
#define NVME_GETSETFEAT_FID(dw10) (dw10 & NVME_GETSETFEAT_FID_MASK)
#define NVME_GETFEAT_SELECT_SHIFT 8
#define NVME_GETFEAT_SELECT_MASK 0x7
#define NVME_GETFEAT_SELECT(dw10) \
((dw10 >> NVME_GETFEAT_SELECT_SHIFT) & NVME_GETFEAT_SELECT_MASK)
#define NVME_SETFEAT_SAVE_SHIFT 31
#define NVME_SETFEAT_SAVE_MASK 0x1
#define NVME_SETFEAT_SAVE(dw10) \
((dw10 >> NVME_SETFEAT_SAVE_SHIFT) & NVME_SETFEAT_SAVE_MASK)
typedef struct QEMU_PACKED 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 QEMU_PACKED NvmeLBAF {
uint16_t ms;
uint8_t ds;
uint8_t rp;
} NvmeLBAF;
#define NVME_NSID_BROADCAST 0xffffffff
typedef struct QEMU_PACKED 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 nmic;
uint8_t rescap;
uint8_t fpi;
uint8_t dlfeat;
uint16_t nawun;
uint16_t nawupf;
uint16_t nacwu;
uint16_t nabsn;
uint16_t nabo;
uint16_t nabspf;
uint16_t noiob;
uint8_t nvmcap[16];
uint8_t rsvd64[40];
uint8_t nguid[16];
uint64_t eui64;
NvmeLBAF lbaf[16];
uint8_t rsvd192[192];
uint8_t vs[3712];
} NvmeIdNs;
typedef struct QEMU_PACKED NvmeIdNsDescr {
uint8_t nidt;
uint8_t nidl;
uint8_t rsvd2[2];
} NvmeIdNsDescr;
enum {
NVME_NIDT_EUI64_LEN = 8,
NVME_NIDT_NGUID_LEN = 16,
NVME_NIDT_UUID_LEN = 16,
};
enum NvmeNsIdentifierType {
NVME_NIDT_EUI64 = 0x1,
NVME_NIDT_NGUID = 0x2,
NVME_NIDT_UUID = 0x3,
};
/*Deallocate Logical Block Features*/
#define NVME_ID_NS_DLFEAT_GUARD_CRC(dlfeat) ((dlfeat) & 0x10)
#define NVME_ID_NS_DLFEAT_WRITE_ZEROES(dlfeat) ((dlfeat) & 0x08)
#define NVME_ID_NS_DLFEAT_READ_BEHAVIOR(dlfeat) ((dlfeat) & 0x7)
#define NVME_ID_NS_DLFEAT_READ_BEHAVIOR_UNDEFINED 0
#define NVME_ID_NS_DLFEAT_READ_BEHAVIOR_ZEROES 1
#define NVME_ID_NS_DLFEAT_READ_BEHAVIOR_ONES 2
#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(NvmeBar) != 4096);
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);
QEMU_BUILD_BUG_ON(sizeof(NvmeSglDescriptor) != 16);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsDescr) != 4);
}
#endif
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