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emulated nvme updates and fixes

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* fixes for Coverity CID 1450756, 1450757 and 1450758 (me)
 * fix for a bug in zone management receive (me)
 * metadata and end-to-end data protection support (me & Gollu Appalanaidu)
 * verify support (Gollu Appalanaidu)
 * multiple lba formats and format nvm support (Minwoo Im)
 
 and a couple of misc refactorings from me.
 
 v2:
   - remove an unintended submodule update. Argh.
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Merge remote-tracking branch 'remotes/nvme/tags/nvme-next-pull-request' into staging

emulated nvme updates and fixes

* fixes for Coverity CID 1450756, 1450757 and 1450758 (me)
* fix for a bug in zone management receive (me)
* metadata and end-to-end data protection support (me & Gollu Appalanaidu)
* verify support (Gollu Appalanaidu)
* multiple lba formats and format nvm support (Minwoo Im)

and a couple of misc refactorings from me.

v2:
  - remove an unintended submodule update. Argh.

# gpg: Signature made Thu 18 Mar 2021 11:53:48 GMT
# gpg:                using RSA key 522833AA75E2DCE6A24766C04DE1AF316D4F0DE9
# gpg: Good signature from "Klaus Jensen <its@irrelevant.dk>" [unknown]
# gpg:                 aka "Klaus Jensen <k.jensen@samsung.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: DDCA 4D9C 9EF9 31CC 3468  4272 63D5 6FC5 E55D A838
#      Subkey fingerprint: 5228 33AA 75E2 DCE6 A247  66C0 4DE1 AF31 6D4F 0DE9

* remotes/nvme/tags/nvme-next-pull-request:
  hw/block/nvme: add support for the format nvm command
  hw/block/nvme: pull lba format initialization
  hw/block/nvme: prefer runtime helpers instead of device parameters
  hw/block/nvme: support multiple lba formats
  hw/block/nvme: add non-mdts command size limit for verify
  hw/block/nvme: add verify command
  hw/block/nvme: end-to-end data protection
  hw/block/nvme: add metadata support
  hw/block/nvme: fix zone management receive reporting too many zones
  hw/block/nvme: assert namespaces array indices
  hw/block/nvme: fix potential overflow

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2021-03-18 19:55:37 +00:00
commit 8a40754bca
11 changed files with 1939 additions and 159 deletions
Download patch file Download diff file Expand all files Collapse all files

29
include/block/nvme.h
View file

@ -580,6 +580,7 @@ enum NvmeIoCommands {
NVME_CMD_COMPARE = 0x05,
NVME_CMD_WRITE_ZEROES = 0x08,
NVME_CMD_DSM = 0x09,
NVME_CMD_VERIFY = 0x0c,
NVME_CMD_COPY = 0x19,
NVME_CMD_ZONE_MGMT_SEND = 0x79,
NVME_CMD_ZONE_MGMT_RECV = 0x7a,
@ -696,12 +697,17 @@ enum {
NVME_RW_DSM_LATENCY_LOW = 3 << 4,
NVME_RW_DSM_SEQ_REQ = 1 << 6,
NVME_RW_DSM_COMPRESSED = 1 << 7,
NVME_RW_PIREMAP = 1 << 9,
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,
NVME_RW_PRINFO_PRCHK_MASK = 7 << 10,
};
#define NVME_RW_PRINFO(control) ((control >> 10) & 0xf)
typedef struct QEMU_PACKED NvmeDsmCmd {
uint8_t opcode;
uint8_t flags;
@ -822,6 +828,7 @@ enum NvmeStatusCodes {
NVME_CAP_EXCEEDED = 0x0081,
NVME_NS_NOT_READY = 0x0082,
NVME_NS_RESV_CONFLICT = 0x0083,
NVME_FORMAT_IN_PROGRESS = 0x0084,
NVME_INVALID_CQID = 0x0100,
NVME_INVALID_QID = 0x0101,
NVME_MAX_QSIZE_EXCEEDED = 0x0102,
@ -1079,6 +1086,7 @@ enum NvmeIdCtrlOncs {
NVME_ONCS_FEATURES = 1 << 4,
NVME_ONCS_RESRVATIONS = 1 << 5,
NVME_ONCS_TIMESTAMP = 1 << 6,
NVME_ONCS_VERIFY = 1 << 7,
NVME_ONCS_COPY = 1 << 8,
};
@ -1324,14 +1332,22 @@ typedef struct QEMU_PACKED NvmeIdNsZoned {
#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,
NVME_ID_NS_DPS_TYPE_NONE = 0,
NVME_ID_NS_DPS_TYPE_1 = 1,
NVME_ID_NS_DPS_TYPE_2 = 2,
NVME_ID_NS_DPS_TYPE_3 = 3,
NVME_ID_NS_DPS_TYPE_MASK = 0x7,
NVME_ID_NS_DPS_FIRST_EIGHT = 8,
};
#define NVME_ID_NS_DPS_TYPE(dps) (dps & NVME_ID_NS_DPS_TYPE_MASK)
typedef struct NvmeDifTuple {
uint16_t guard;
uint16_t apptag;
uint32_t reftag;
} NvmeDifTuple;
enum NvmeZoneAttr {
NVME_ZA_FINISHED_BY_CTLR = 1 << 0,
NVME_ZA_FINISH_RECOMMENDED = 1 << 1,
@ -1428,5 +1444,6 @@ static inline void _nvme_check_size(void)
QEMU_BUILD_BUG_ON(sizeof(NvmeSglDescriptor) != 16);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsDescr) != 4);
QEMU_BUILD_BUG_ON(sizeof(NvmeZoneDescr) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeDifTuple) != 8);
}
#endif