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hw/nvme updates

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- add enhanced protection information (64-bit guard)
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Merge remote-tracking branch 'remotes/nvme/tags/nvme-next-pull-request' into staging

hw/nvme updates

- add enhanced protection information (64-bit guard)

# gpg: Signature made Fri 04 Mar 2022 06:23:36 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/nvme: 64-bit pi support
  hw/nvme: add pi tuple size helper
  hw/nvme: add support for the lbafee hbs feature
  hw/nvme: move format parameter parsing
  hw/nvme: add host behavior support feature
  hw/nvme: move dif/pi prototypes into dif.h

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2022-03-04 15:31:23 +00:00
commit 3d1fbc5966
7 changed files with 755 additions and 174 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

235
hw/nvme/ctrl.c
View File

@ -163,6 +163,7 @@
#include "migration/vmstate.h"
#include "nvme.h"
#include "dif.h"
#include "trace.h"
#define NVME_MAX_IOQPAIRS 0xffff
@ -195,6 +196,7 @@ static const bool nvme_feature_support[NVME_FID_MAX] = {
[NVME_WRITE_ATOMICITY] = true,
[NVME_ASYNCHRONOUS_EVENT_CONF] = true,
[NVME_TIMESTAMP] = true,
[NVME_HOST_BEHAVIOR_SUPPORT] = true,
[NVME_COMMAND_SET_PROFILE] = true,
};
@ -205,6 +207,7 @@ static const uint32_t nvme_feature_cap[NVME_FID_MAX] = {
[NVME_NUMBER_OF_QUEUES] = NVME_FEAT_CAP_CHANGE,
[NVME_ASYNCHRONOUS_EVENT_CONF] = NVME_FEAT_CAP_CHANGE,
[NVME_TIMESTAMP] = NVME_FEAT_CAP_CHANGE,
[NVME_HOST_BEHAVIOR_SUPPORT] = NVME_FEAT_CAP_CHANGE,
[NVME_COMMAND_SET_PROFILE] = NVME_FEAT_CAP_CHANGE,
};
@ -1065,7 +1068,8 @@ static uint16_t nvme_map_data(NvmeCtrl *n, uint32_t nlb, NvmeRequest *req)
size_t len = nvme_l2b(ns, nlb);
uint16_t status;
if (nvme_ns_ext(ns) && !(pi && pract && ns->lbaf.ms == 8)) {
if (nvme_ns_ext(ns) &&
!(pi && pract && ns->lbaf.ms == nvme_pi_tuple_size(ns))) {
NvmeSg sg;
len += nvme_m2b(ns, nlb);
@ -1244,7 +1248,8 @@ uint16_t nvme_bounce_data(NvmeCtrl *n, void *ptr, uint32_t len,
bool pi = !!NVME_ID_NS_DPS_TYPE(ns->id_ns.dps);
bool pract = !!(le16_to_cpu(rw->control) & NVME_RW_PRINFO_PRACT);
if (nvme_ns_ext(ns) && !(pi && pract && ns->lbaf.ms == 8)) {
if (nvme_ns_ext(ns) &&
!(pi && pract && ns->lbaf.ms == nvme_pi_tuple_size(ns))) {
return nvme_tx_interleaved(n, &req->sg, ptr, len, ns->lbasz,
ns->lbaf.ms, 0, dir);
}
@ -2045,9 +2050,12 @@ static void nvme_verify_cb(void *opaque, int ret)
uint8_t prinfo = NVME_RW_PRINFO(le16_to_cpu(rw->control));
uint16_t apptag = le16_to_cpu(rw->apptag);
uint16_t appmask = le16_to_cpu(rw->appmask);
uint32_t reftag = le32_to_cpu(rw->reftag);
uint64_t reftag = le32_to_cpu(rw->reftag);
uint64_t cdw3 = le32_to_cpu(rw->cdw3);
uint16_t status;
reftag |= cdw3 << 32;
trace_pci_nvme_verify_cb(nvme_cid(req), prinfo, apptag, appmask, reftag);
if (ret) {
@ -2136,7 +2144,8 @@ static void nvme_compare_mdata_cb(void *opaque, int ret)
uint8_t prinfo = NVME_RW_PRINFO(le16_to_cpu(rw->control));
uint16_t apptag = le16_to_cpu(rw->apptag);
uint16_t appmask = le16_to_cpu(rw->appmask);
uint32_t reftag = le32_to_cpu(rw->reftag);
uint64_t reftag = le32_to_cpu(rw->reftag);
uint64_t cdw3 = le32_to_cpu(rw->cdw3);
struct nvme_compare_ctx *ctx = req->opaque;
g_autofree uint8_t *buf = NULL;
BlockBackend *blk = ns->blkconf.blk;
@ -2144,6 +2153,8 @@ static void nvme_compare_mdata_cb(void *opaque, int ret)
BlockAcctStats *stats = blk_get_stats(blk);
uint16_t status = NVME_SUCCESS;
reftag |= cdw3 << 32;
trace_pci_nvme_compare_mdata_cb(nvme_cid(req));
if (ret) {
@ -2181,7 +2192,7 @@ static void nvme_compare_mdata_cb(void *opaque, int ret)
* tuple.
*/
if (!(ns->id_ns.dps & NVME_ID_NS_DPS_FIRST_EIGHT)) {
pil = ns->lbaf.ms - sizeof(NvmeDifTuple);
pil = ns->lbaf.ms - nvme_pi_tuple_size(ns);
}
for (bufp = buf; mbufp < end; bufp += ns->lbaf.ms, mbufp += ns->lbaf.ms) {
@ -2522,7 +2533,8 @@ typedef struct NvmeCopyAIOCB {
QEMUBH *bh;
int ret;
NvmeCopySourceRange *ranges;
void *ranges;
unsigned int format;
int nr;
int idx;
@ -2533,7 +2545,7 @@ typedef struct NvmeCopyAIOCB {
BlockAcctCookie write;
} acct;
uint32_t reftag;
uint64_t reftag;
uint64_t slba;
NvmeZone *zone;
@ -2587,13 +2599,101 @@ static void nvme_copy_bh(void *opaque)
static void nvme_copy_cb(void *opaque, int ret);
static void nvme_copy_source_range_parse_format0(void *ranges, int idx,
uint64_t *slba, uint32_t *nlb,
uint16_t *apptag,
uint16_t *appmask,
uint64_t *reftag)
{
NvmeCopySourceRangeFormat0 *_ranges = ranges;
if (slba) {
*slba = le64_to_cpu(_ranges[idx].slba);
}
if (nlb) {
*nlb = le16_to_cpu(_ranges[idx].nlb) + 1;
}
if (apptag) {
*apptag = le16_to_cpu(_ranges[idx].apptag);
}
if (appmask) {
*appmask = le16_to_cpu(_ranges[idx].appmask);
}
if (reftag) {
*reftag = le32_to_cpu(_ranges[idx].reftag);
}
}
static void nvme_copy_source_range_parse_format1(void *ranges, int idx,
uint64_t *slba, uint32_t *nlb,
uint16_t *apptag,
uint16_t *appmask,
uint64_t *reftag)
{
NvmeCopySourceRangeFormat1 *_ranges = ranges;
if (slba) {
*slba = le64_to_cpu(_ranges[idx].slba);
}
if (nlb) {
*nlb = le16_to_cpu(_ranges[idx].nlb) + 1;
}
if (apptag) {
*apptag = le16_to_cpu(_ranges[idx].apptag);
}
if (appmask) {
*appmask = le16_to_cpu(_ranges[idx].appmask);
}
if (reftag) {
*reftag = 0;
*reftag |= (uint64_t)_ranges[idx].sr[4] << 40;
*reftag |= (uint64_t)_ranges[idx].sr[5] << 32;
*reftag |= (uint64_t)_ranges[idx].sr[6] << 24;
*reftag |= (uint64_t)_ranges[idx].sr[7] << 16;
*reftag |= (uint64_t)_ranges[idx].sr[8] << 8;
*reftag |= (uint64_t)_ranges[idx].sr[9];
}
}
static void nvme_copy_source_range_parse(void *ranges, int idx, uint8_t format,
uint64_t *slba, uint32_t *nlb,
uint16_t *apptag, uint16_t *appmask,
uint64_t *reftag)
{
switch (format) {
case NVME_COPY_FORMAT_0:
nvme_copy_source_range_parse_format0(ranges, idx, slba, nlb, apptag,
appmask, reftag);
break;
case NVME_COPY_FORMAT_1:
nvme_copy_source_range_parse_format1(ranges, idx, slba, nlb, apptag,
appmask, reftag);
break;
default:
abort();
}
}
static void nvme_copy_out_completed_cb(void *opaque, int ret)
{
NvmeCopyAIOCB *iocb = opaque;
NvmeRequest *req = iocb->req;
NvmeNamespace *ns = req->ns;
NvmeCopySourceRange *range = &iocb->ranges[iocb->idx];
uint32_t nlb = le32_to_cpu(range->nlb) + 1;
uint32_t nlb;
nvme_copy_source_range_parse(iocb->ranges, iocb->idx, iocb->format, NULL,
&nlb, NULL, NULL, NULL);
if (ret < 0) {
iocb->ret = ret;
@ -2617,7 +2717,6 @@ static void nvme_copy_out_cb(void *opaque, int ret)
NvmeCopyAIOCB *iocb = opaque;
NvmeRequest *req = iocb->req;
NvmeNamespace *ns = req->ns;
NvmeCopySourceRange *range;
uint32_t nlb;
size_t mlen;
uint8_t *mbounce;
@ -2634,8 +2733,8 @@ static void nvme_copy_out_cb(void *opaque, int ret)
return;
}
range = &iocb->ranges[iocb->idx];
nlb = le32_to_cpu(range->nlb) + 1;
nvme_copy_source_range_parse(iocb->ranges, iocb->idx, iocb->format, NULL,
&nlb, NULL, NULL, NULL);
mlen = nvme_m2b(ns, nlb);
mbounce = iocb->bounce + nvme_l2b(ns, nlb);
@ -2658,8 +2757,10 @@ static void nvme_copy_in_completed_cb(void *opaque, int ret)
NvmeCopyAIOCB *iocb = opaque;
NvmeRequest *req = iocb->req;
NvmeNamespace *ns = req->ns;
NvmeCopySourceRange *range;
uint32_t nlb;
uint64_t slba;
uint16_t apptag, appmask;
uint64_t reftag;
size_t len;
uint16_t status;
@ -2670,8 +2771,8 @@ static void nvme_copy_in_completed_cb(void *opaque, int ret)
goto out;
}
range = &iocb->ranges[iocb->idx];
nlb = le32_to_cpu(range->nlb) + 1;
nvme_copy_source_range_parse(iocb->ranges, iocb->idx, iocb->format, &slba,
&nlb, &apptag, &appmask, &reftag);
len = nvme_l2b(ns, nlb);
trace_pci_nvme_copy_out(iocb->slba, nlb);
@ -2682,11 +2783,6 @@ static void nvme_copy_in_completed_cb(void *opaque, int ret)
uint16_t prinfor = ((copy->control[0] >> 4) & 0xf);
uint16_t prinfow = ((copy->control[2] >> 2) & 0xf);
uint16_t apptag = le16_to_cpu(range->apptag);
uint16_t appmask = le16_to_cpu(range->appmask);
uint32_t reftag = le32_to_cpu(range->reftag);
uint64_t slba = le64_to_cpu(range->slba);
size_t mlen = nvme_m2b(ns, nlb);
uint8_t *mbounce = iocb->bounce + nvme_l2b(ns, nlb);
@ -2759,7 +2855,6 @@ static void nvme_copy_in_cb(void *opaque, int ret)
NvmeCopyAIOCB *iocb = opaque;
NvmeRequest *req = iocb->req;
NvmeNamespace *ns = req->ns;
NvmeCopySourceRange *range;
uint64_t slba;
uint32_t nlb;
@ -2775,9 +2870,8 @@ static void nvme_copy_in_cb(void *opaque, int ret)
return;
}
range = &iocb->ranges[iocb->idx];
slba = le64_to_cpu(range->slba);
nlb = le32_to_cpu(range->nlb) + 1;
nvme_copy_source_range_parse(iocb->ranges, iocb->idx, iocb->format, &slba,
&nlb, NULL, NULL, NULL);
qemu_iovec_reset(&iocb->iov);
qemu_iovec_add(&iocb->iov, iocb->bounce + nvme_l2b(ns, nlb),
@ -2797,7 +2891,6 @@ static void nvme_copy_cb(void *opaque, int ret)
NvmeCopyAIOCB *iocb = opaque;
NvmeRequest *req = iocb->req;
NvmeNamespace *ns = req->ns;
NvmeCopySourceRange *range;
uint64_t slba;
uint32_t nlb;
size_t len;
@ -2814,9 +2907,8 @@ static void nvme_copy_cb(void *opaque, int ret)
goto done;
}
range = &iocb->ranges[iocb->idx];
slba = le64_to_cpu(range->slba);
nlb = le32_to_cpu(range->nlb) + 1;
nvme_copy_source_range_parse(iocb->ranges, iocb->idx, iocb->format, &slba,
&nlb, NULL, NULL, NULL);
len = nvme_l2b(ns, nlb);
trace_pci_nvme_copy_source_range(slba, nlb);
@ -2872,6 +2964,7 @@ static uint16_t nvme_copy(NvmeCtrl *n, NvmeRequest *req)
uint8_t format = copy->control[0] & 0xf;
uint16_t prinfor = ((copy->control[0] >> 4) & 0xf);
uint16_t prinfow = ((copy->control[2] >> 2) & 0xf);
size_t len = sizeof(NvmeCopySourceRangeFormat0);
uint16_t status;
@ -2897,10 +2990,18 @@ static uint16_t nvme_copy(NvmeCtrl *n, NvmeRequest *req)
goto invalid;
}
iocb->ranges = g_new(NvmeCopySourceRange, nr);
if (ns->pif && format != 0x1) {
status = NVME_INVALID_FORMAT | NVME_DNR;
goto invalid;
}
status = nvme_h2c(n, (uint8_t *)iocb->ranges,
sizeof(NvmeCopySourceRange) * nr, req);
if (ns->pif) {
len = sizeof(NvmeCopySourceRangeFormat1);
}
iocb->format = format;
iocb->ranges = g_malloc_n(nr, len);
status = nvme_h2c(n, (uint8_t *)iocb->ranges, len * nr, req);
if (status) {
goto invalid;
}
@ -2926,6 +3027,7 @@ static uint16_t nvme_copy(NvmeCtrl *n, NvmeRequest *req)
iocb->nr = nr;
iocb->idx = 0;
iocb->reftag = le32_to_cpu(copy->reftag);
iocb->reftag |= (uint64_t)le32_to_cpu(copy->cdw3) << 32;
iocb->bounce = g_malloc_n(le16_to_cpu(ns->id_ns.mssrl),
ns->lbasz + ns->lbaf.ms);
@ -3164,7 +3266,7 @@ static uint16_t nvme_read(NvmeCtrl *n, NvmeRequest *req)
if (NVME_ID_NS_DPS_TYPE(ns->id_ns.dps)) {
bool pract = prinfo & NVME_PRINFO_PRACT;
if (pract && ns->lbaf.ms == 8) {
if (pract && ns->lbaf.ms == nvme_pi_tuple_size(ns)) {
mapped_size = data_size;
}
}
@ -3241,7 +3343,7 @@ static uint16_t nvme_do_write(NvmeCtrl *n, NvmeRequest *req, bool append,
if (NVME_ID_NS_DPS_TYPE(ns->id_ns.dps)) {
bool pract = prinfo & NVME_PRINFO_PRACT;
if (pract && ns->lbaf.ms == 8) {
if (pract && ns->lbaf.ms == nvme_pi_tuple_size(ns)) {
mapped_size -= nvme_m2b(ns, nlb);
}
}
@ -4712,7 +4814,8 @@ static uint16_t nvme_identify_ns_csi(NvmeCtrl *n, NvmeRequest *req,
}
if (c->csi == NVME_CSI_NVM) {
return nvme_rpt_empty_id_struct(n, req);
return nvme_c2h(n, (uint8_t *)&ns->id_ns_nvm, sizeof(NvmeIdNsNvm),
req);
} else if (c->csi == NVME_CSI_ZONED && ns->csi == NVME_CSI_ZONED) {
return nvme_c2h(n, (uint8_t *)ns->id_ns_zoned, sizeof(NvmeIdNsZoned),
req);
@ -5090,6 +5193,9 @@ static uint16_t nvme_get_feature(NvmeCtrl *n, NvmeRequest *req)
goto out;
case NVME_TIMESTAMP:
return nvme_get_feature_timestamp(n, req);
case NVME_HOST_BEHAVIOR_SUPPORT:
return nvme_c2h(n, (uint8_t *)&n->features.hbs,
sizeof(n->features.hbs), req);
default:
break;
}
@ -5159,6 +5265,7 @@ static uint16_t nvme_set_feature(NvmeCtrl *n, NvmeRequest *req)
uint32_t nsid = le32_to_cpu(cmd->nsid);
uint8_t fid = NVME_GETSETFEAT_FID(dw10);
uint8_t save = NVME_SETFEAT_SAVE(dw10);
uint16_t status;
int i;
trace_pci_nvme_setfeat(nvme_cid(req), nsid, fid, save, dw11);
@ -5280,6 +5387,27 @@ static uint16_t nvme_set_feature(NvmeCtrl *n, NvmeRequest *req)
break;
case NVME_TIMESTAMP:
return nvme_set_feature_timestamp(n, req);
case NVME_HOST_BEHAVIOR_SUPPORT:
status = nvme_h2c(n, (uint8_t *)&n->features.hbs,
sizeof(n->features.hbs), req);
if (status) {
return status;
}
for (i = 1; i <= NVME_MAX_NAMESPACES; i++) {
ns = nvme_ns(n, i);
if (!ns) {
continue;
}
ns->id_ns.nlbaf = ns->nlbaf - 1;
if (!n->features.hbs.lbafee) {
ns->id_ns.nlbaf = MIN(ns->id_ns.nlbaf, 15);
}
}
return status;
case NVME_COMMAND_SET_PROFILE:
if (dw11 & 0x1ff) {
trace_pci_nvme_err_invalid_iocsci(dw11 & 0x1ff);
@ -5443,6 +5571,11 @@ typedef struct NvmeFormatAIOCB {
uint32_t nsid;
bool broadcast;
int64_t offset;
uint8_t lbaf;
uint8_t mset;
uint8_t pi;
uint8_t pil;
} NvmeFormatAIOCB;
static void nvme_format_bh(void *opaque);
@ -5462,18 +5595,16 @@ static const AIOCBInfo nvme_format_aiocb_info = {
.get_aio_context = nvme_get_aio_context,
};
static void nvme_format_set(NvmeNamespace *ns, NvmeCmd *cmd)
static void nvme_format_set(NvmeNamespace *ns, uint8_t lbaf, uint8_t mset,
uint8_t pi, uint8_t pil)
{
uint32_t dw10 = le32_to_cpu(cmd->cdw10);
uint8_t lbaf = dw10 & 0xf;
uint8_t pi = (dw10 >> 5) & 0x7;
uint8_t mset = (dw10 >> 4) & 0x1;
uint8_t pil = (dw10 >> 8) & 0x1;
uint8_t lbafl = lbaf & 0xf;
uint8_t lbafu = lbaf >> 4;
trace_pci_nvme_format_set(ns->params.nsid, lbaf, mset, pi, pil);
ns->id_ns.dps = (pil << 3) | pi;
ns->id_ns.flbas = lbaf | (mset << 4);
ns->id_ns.flbas = (lbafu << 5) | (mset << 4) | lbafl;
nvme_ns_init_format(ns);
}
@ -5481,7 +5612,6 @@ static void nvme_format_set(NvmeNamespace *ns, NvmeCmd *cmd)
static void nvme_format_ns_cb(void *opaque, int ret)
{
NvmeFormatAIOCB *iocb = opaque;
NvmeRequest *req = iocb->req;
NvmeNamespace *ns = iocb->ns;
int bytes;
@ -5503,7 +5633,7 @@ static void nvme_format_ns_cb(void *opaque, int ret)
return;
}
nvme_format_set(ns, &req->cmd);
nvme_format_set(ns, iocb->lbaf, iocb->mset, iocb->pi, iocb->pil);
ns->status = 0x0;
iocb->ns = NULL;
iocb->offset = 0;
@ -5523,7 +5653,7 @@ static uint16_t nvme_format_check(NvmeNamespace *ns, uint8_t lbaf, uint8_t pi)
return NVME_INVALID_FORMAT | NVME_DNR;
}
if (pi && (ns->id_ns.lbaf[lbaf].ms < sizeof(NvmeDifTuple))) {
if (pi && (ns->id_ns.lbaf[lbaf].ms < nvme_pi_tuple_size(ns))) {
return NVME_INVALID_FORMAT | NVME_DNR;
}
@ -5586,6 +5716,12 @@ static uint16_t nvme_format(NvmeCtrl *n, NvmeRequest *req)
{
NvmeFormatAIOCB *iocb;
uint32_t nsid = le32_to_cpu(req->cmd.nsid);
uint32_t dw10 = le32_to_cpu(req->cmd.cdw10);
uint8_t lbaf = dw10 & 0xf;
uint8_t mset = (dw10 >> 4) & 0x1;
uint8_t pi = (dw10 >> 5) & 0x7;
uint8_t pil = (dw10 >> 8) & 0x1;
uint8_t lbafu = (dw10 >> 12) & 0x3;
uint16_t status;
iocb = qemu_aio_get(&nvme_format_aiocb_info, NULL, nvme_misc_cb, req);
@ -5595,9 +5731,17 @@ static uint16_t nvme_format(NvmeCtrl *n, NvmeRequest *req)
iocb->ret = 0;
iocb->ns = NULL;
iocb->nsid = 0;
iocb->lbaf = lbaf;
iocb->mset = mset;
iocb->pi = pi;
iocb->pil = pil;
iocb->broadcast = (nsid == NVME_NSID_BROADCAST);
iocb->offset = 0;
if (n->features.hbs.lbafee) {
iocb->lbaf |= lbafu << 4;
}
if (!iocb->broadcast) {
if (!nvme_nsid_valid(n, nsid)) {
status = NVME_INVALID_NSID | NVME_DNR;
@ -6573,6 +6717,7 @@ static void nvme_init_ctrl(NvmeCtrl *n, PCIDevice *pci_dev)
id->cntlid = cpu_to_le16(n->cntlid);
id->oaes = cpu_to_le32(NVME_OAES_NS_ATTR);
id->ctratt |= cpu_to_le32(NVME_CTRATT_ELBAS);
id->rab = 6;
@ -6627,7 +6772,7 @@ static void nvme_init_ctrl(NvmeCtrl *n, PCIDevice *pci_dev)
*/
id->vwc = NVME_VWC_NSID_BROADCAST_SUPPORT | NVME_VWC_PRESENT;
id->ocfs = cpu_to_le16(NVME_OCFS_COPY_FORMAT_0);
id->ocfs = cpu_to_le16(NVME_OCFS_COPY_FORMAT_0 | NVME_OCFS_COPY_FORMAT_1);
id->sgls = cpu_to_le32(NVME_CTRL_SGLS_SUPPORT_NO_ALIGN |
NVME_CTRL_SGLS_BITBUCKET);

300
hw/nvme/dif.c
View File

@ -13,13 +13,16 @@
#include "sysemu/block-backend.h"
#include "nvme.h"
#include "dif.h"
#include "trace.h"
uint16_t nvme_check_prinfo(NvmeNamespace *ns, uint8_t prinfo, uint64_t slba,
uint32_t reftag)
uint64_t reftag)
{
uint64_t mask = ns->pif ? 0xffffffffffff : 0xffffffff;
if ((NVME_ID_NS_DPS_TYPE(ns->id_ns.dps) == NVME_ID_NS_DPS_TYPE_1) &&
(prinfo & NVME_PRINFO_PRCHK_REF) && (slba & 0xffffffff) != reftag) {
(prinfo & NVME_PRINFO_PRCHK_REF) && (slba & mask) != reftag) {
return NVME_INVALID_PROT_INFO | NVME_DNR;
}
@ -27,43 +30,58 @@ uint16_t nvme_check_prinfo(NvmeNamespace *ns, uint8_t prinfo, uint64_t slba,
}
/* from Linux kernel (crypto/crct10dif_common.c) */
static uint16_t crc_t10dif(uint16_t crc, const unsigned char *buffer,
size_t len)
static uint16_t crc16_t10dif(uint16_t crc, const unsigned char *buffer,
size_t len)
{
unsigned int i;
for (i = 0; i < len; i++) {
crc = (crc << 8) ^ t10_dif_crc_table[((crc >> 8) ^ buffer[i]) & 0xff];
crc = (crc << 8) ^ crc16_t10dif_table[((crc >> 8) ^ buffer[i]) & 0xff];
}
return crc;
}
void nvme_dif_pract_generate_dif(NvmeNamespace *ns, uint8_t *buf, size_t len,
uint8_t *mbuf, size_t mlen, uint16_t apptag,
uint32_t *reftag)
/* from Linux kernel (lib/crc64.c) */
static uint64_t crc64_nvme(uint64_t crc, const unsigned char *buffer,
size_t len)
{
size_t i;
for (i = 0; i < len; i++) {
crc = (crc >> 8) ^ crc64_nvme_table[(crc & 0xff) ^ buffer[i]];
}
return crc ^ (uint64_t)~0;
}
static void nvme_dif_pract_generate_dif_crc16(NvmeNamespace *ns, uint8_t *buf,
size_t len, uint8_t *mbuf,
size_t mlen, uint16_t apptag,
uint64_t *reftag)
{
uint8_t *end = buf + len;
int16_t pil = 0;
if (!(ns->id_ns.dps & NVME_ID_NS_DPS_FIRST_EIGHT)) {
pil = ns->lbaf.ms - sizeof(NvmeDifTuple);
pil = ns->lbaf.ms - nvme_pi_tuple_size(ns);
}
trace_pci_nvme_dif_pract_generate_dif(len, ns->lbasz, ns->lbasz + pil,
apptag, *reftag);
trace_pci_nvme_dif_pract_generate_dif_crc16(len, ns->lbasz,
ns->lbasz + pil, apptag,
*reftag);
for (; buf < end; buf += ns->lbasz, mbuf += ns->lbaf.ms) {
NvmeDifTuple *dif = (NvmeDifTuple *)(mbuf + pil);
uint16_t crc = crc_t10dif(0x0, buf, ns->lbasz);
uint16_t crc = crc16_t10dif(0x0, buf, ns->lbasz);
if (pil) {
crc = crc_t10dif(crc, mbuf, pil);
crc = crc16_t10dif(crc, mbuf, pil);
}
dif->guard = cpu_to_be16(crc);
dif->apptag = cpu_to_be16(apptag);
dif->reftag = cpu_to_be32(*reftag);
dif->g16.guard = cpu_to_be16(crc);
dif->g16.apptag = cpu_to_be16(apptag);
dif->g16.reftag = cpu_to_be32(*reftag);
if (NVME_ID_NS_DPS_TYPE(ns->id_ns.dps) != NVME_ID_NS_DPS_TYPE_3) {
(*reftag)++;
@ -71,57 +89,114 @@ void nvme_dif_pract_generate_dif(NvmeNamespace *ns, uint8_t *buf, size_t len,
}
}
static uint16_t nvme_dif_prchk(NvmeNamespace *ns, NvmeDifTuple *dif,
uint8_t *buf, uint8_t *mbuf, size_t pil,
uint8_t prinfo, uint16_t apptag,
uint16_t appmask, uint32_t reftag)
static void nvme_dif_pract_generate_dif_crc64(NvmeNamespace *ns, uint8_t *buf,
size_t len, uint8_t *mbuf,
size_t mlen, uint16_t apptag,
uint64_t *reftag)
{
uint8_t *end = buf + len;
int16_t pil = 0;
if (!(ns->id_ns.dps & NVME_ID_NS_DPS_FIRST_EIGHT)) {
pil = ns->lbaf.ms - 16;
}
trace_pci_nvme_dif_pract_generate_dif_crc64(len, ns->lbasz,
ns->lbasz + pil, apptag,
*reftag);
for (; buf < end; buf += ns->lbasz, mbuf += ns->lbaf.ms) {
NvmeDifTuple *dif = (NvmeDifTuple *)(mbuf + pil);
uint64_t crc = crc64_nvme(~0ULL, buf, ns->lbasz);
if (pil) {
crc = crc64_nvme(crc, mbuf, pil);
}
dif->g64.guard = cpu_to_be64(crc);
dif->g64.apptag = cpu_to_be16(apptag);
dif->g64.sr[0] = *reftag >> 40;
dif->g64.sr[1] = *reftag >> 32;
dif->g64.sr[2] = *reftag >> 24;
dif->g64.sr[3] = *reftag >> 16;
dif->g64.sr[4] = *reftag >> 8;
dif->g64.sr[5] = *reftag;
if (NVME_ID_NS_DPS_TYPE(ns->id_ns.dps) != NVME_ID_NS_DPS_TYPE_3) {
(*reftag)++;
}
}
}
void nvme_dif_pract_generate_dif(NvmeNamespace *ns, uint8_t *buf, size_t len,
uint8_t *mbuf, size_t mlen, uint16_t apptag,
uint64_t *reftag)
{
switch (ns->pif) {
case NVME_PI_GUARD_16:
return nvme_dif_pract_generate_dif_crc16(ns, buf, len, mbuf, mlen,
apptag, reftag);
case NVME_PI_GUARD_64:
return nvme_dif_pract_generate_dif_crc64(ns, buf, len, mbuf, mlen,
apptag, reftag);
}
abort();
}
static uint16_t nvme_dif_prchk_crc16(NvmeNamespace *ns, NvmeDifTuple *dif,
uint8_t *buf, uint8_t *mbuf, size_t pil,
uint8_t prinfo, uint16_t apptag,
uint16_t appmask, uint64_t reftag)
{
switch (NVME_ID_NS_DPS_TYPE(ns->id_ns.dps)) {
case NVME_ID_NS_DPS_TYPE_3:
if (be32_to_cpu(dif->reftag) != 0xffffffff) {
if (be32_to_cpu(dif->g16.reftag) != 0xffffffff) {
break;
}
/* fallthrough */
case NVME_ID_NS_DPS_TYPE_1:
case NVME_ID_NS_DPS_TYPE_2:
if (be16_to_cpu(dif->apptag) != 0xffff) {
if (be16_to_cpu(dif->g16.apptag) != 0xffff) {
break;
}
trace_pci_nvme_dif_prchk_disabled(be16_to_cpu(dif->apptag),
be32_to_cpu(dif->reftag));
trace_pci_nvme_dif_prchk_disabled_crc16(be16_to_cpu(dif->g16.apptag),
be32_to_cpu(dif->g16.reftag));
return NVME_SUCCESS;
}
if (prinfo & NVME_PRINFO_PRCHK_GUARD) {
uint16_t crc = crc_t10dif(0x0, buf, ns->lbasz);
uint16_t crc = crc16_t10dif(0x0, buf, ns->lbasz);
if (pil) {
crc = crc_t10dif(crc, mbuf, pil);
crc = crc16_t10dif(crc, mbuf, pil);
}
trace_pci_nvme_dif_prchk_guard(be16_to_cpu(dif->guard), crc);
trace_pci_nvme_dif_prchk_guard_crc16(be16_to_cpu(dif->g16.guard), crc);
if (be16_to_cpu(dif->guard) != crc) {
if (be16_to_cpu(dif->g16.guard) != crc) {
return NVME_E2E_GUARD_ERROR;
}
}
if (prinfo & NVME_PRINFO_PRCHK_APP) {
trace_pci_nvme_dif_prchk_apptag(be16_to_cpu(dif->apptag), apptag,
trace_pci_nvme_dif_prchk_apptag(be16_to_cpu(dif->g16.apptag), apptag,
appmask);
if ((be16_to_cpu(dif->apptag) & appmask) != (apptag & appmask)) {
if ((be16_to_cpu(dif->g16.apptag) & appmask) != (apptag & appmask)) {
return NVME_E2E_APP_ERROR;
}
}
if (prinfo & NVME_PRINFO_PRCHK_REF) {
trace_pci_nvme_dif_prchk_reftag(be32_to_cpu(dif->reftag), reftag);
trace_pci_nvme_dif_prchk_reftag_crc16(be32_to_cpu(dif->g16.reftag),
reftag);
if (be32_to_cpu(dif->reftag) != reftag) {
if (be32_to_cpu(dif->g16.reftag) != reftag) {
return NVME_E2E_REF_ERROR;
}
}
@ -129,12 +204,96 @@ static uint16_t nvme_dif_prchk(NvmeNamespace *ns, NvmeDifTuple *dif,
return NVME_SUCCESS;
}
static uint16_t nvme_dif_prchk_crc64(NvmeNamespace *ns, NvmeDifTuple *dif,
uint8_t *buf, uint8_t *mbuf, size_t pil,
uint8_t prinfo, uint16_t apptag,
uint16_t appmask, uint64_t reftag)
{
uint64_t r = 0;
r |= (uint64_t)dif->g64.sr[0] << 40;
r |= (uint64_t)dif->g64.sr[1] << 32;
r |= (uint64_t)dif->g64.sr[2] << 24;
r |= (uint64_t)dif->g64.sr[3] << 16;
r |= (uint64_t)dif->g64.sr[4] << 8;
r |= (uint64_t)dif->g64.sr[5];
switch (NVME_ID_NS_DPS_TYPE(ns->id_ns.dps)) {
case NVME_ID_NS_DPS_TYPE_3:
if (r != 0xffffffffffff) {
break;
}
/* fallthrough */
case NVME_ID_NS_DPS_TYPE_1:
case NVME_ID_NS_DPS_TYPE_2:
if (be16_to_cpu(dif->g64.apptag) != 0xffff) {
break;
}
trace_pci_nvme_dif_prchk_disabled_crc64(be16_to_cpu(dif->g16.apptag),
r);
return NVME_SUCCESS;
}
if (prinfo & NVME_PRINFO_PRCHK_GUARD) {
uint64_t crc = crc64_nvme(~0ULL, buf, ns->lbasz);
if (pil) {
crc = crc64_nvme(crc, mbuf, pil);
}
trace_pci_nvme_dif_prchk_guard_crc64(be64_to_cpu(dif->g64.guard), crc);
if (be64_to_cpu(dif->g64.guard) != crc) {
return NVME_E2E_GUARD_ERROR;
}
}
if (prinfo & NVME_PRINFO_PRCHK_APP) {
trace_pci_nvme_dif_prchk_apptag(be16_to_cpu(dif->g64.apptag), apptag,
appmask);
if ((be16_to_cpu(dif->g64.apptag) & appmask) != (apptag & appmask)) {
return NVME_E2E_APP_ERROR;
}
}
if (prinfo & NVME_PRINFO_PRCHK_REF) {
trace_pci_nvme_dif_prchk_reftag_crc64(r, reftag);
if (r != reftag) {
return NVME_E2E_REF_ERROR;
}
}
return NVME_SUCCESS;
}
static uint16_t nvme_dif_prchk(NvmeNamespace *ns, NvmeDifTuple *dif,
uint8_t *buf, uint8_t *mbuf, size_t pil,
uint8_t prinfo, uint16_t apptag,
uint16_t appmask, uint64_t reftag)
{
switch (ns->pif) {
case NVME_PI_GUARD_16:
return nvme_dif_prchk_crc16(ns, dif, buf, mbuf, pil, prinfo, apptag,
appmask, reftag);
case NVME_PI_GUARD_64:
return nvme_dif_prchk_crc64(ns, dif, buf, mbuf, pil, prinfo, apptag,
appmask, reftag);
}
abort();
}
uint16_t nvme_dif_check(NvmeNamespace *ns, uint8_t *buf, size_t len,
uint8_t *mbuf, size_t mlen, uint8_t prinfo,
uint64_t slba, uint16_t apptag,
uint16_t appmask, uint32_t *reftag)
uint16_t appmask, uint64_t *reftag)
{
uint8_t *end = buf + len;
uint8_t *bufp, *end = buf + len;
int16_t pil = 0;
uint16_t status;
@ -144,18 +303,34 @@ uint16_t nvme_dif_check(NvmeNamespace *ns, uint8_t *buf, size_t len,
}
if (!(ns->id_ns.dps & NVME_ID_NS_DPS_FIRST_EIGHT)) {
pil = ns->lbaf.ms - sizeof(NvmeDifTuple);
pil = ns->lbaf.ms - nvme_pi_tuple_size(ns);
}
trace_pci_nvme_dif_check(prinfo, ns->lbasz + pil);
for (; buf < end; buf += ns->lbasz, mbuf += ns->lbaf.ms) {
for (bufp = buf; bufp < end; bufp += ns->lbasz, mbuf += ns->lbaf.ms) {
NvmeDifTuple *dif = (NvmeDifTuple *)(mbuf + pil);
status = nvme_dif_prchk(ns, dif, buf, mbuf, pil, prinfo, apptag,
status = nvme_dif_prchk(ns, dif, bufp, mbuf, pil, prinfo, apptag,
appmask, *reftag);
if (status) {
return status;
/*
* The first block of a 'raw' image is always allocated, so we
* cannot reliably know if the block is all zeroes or not. For
* CRC16 this works fine because the T10 CRC16 is 0x0 for all
* zeroes, but the Rocksoft CRC64 is not. Thus, if a guard error is
* detected for the first block, check if it is zeroed and manually
* set the protection information to all ones to disable protection
* information checking.
*/
if (status == NVME_E2E_GUARD_ERROR && slba == 0x0 && bufp == buf) {
g_autofree uint8_t *zeroes = g_malloc0(ns->lbasz);
if (memcmp(bufp, zeroes, ns->lbasz) == 0) {
memset(mbuf + pil, 0xff, nvme_pi_tuple_size(ns));
}
} else {
return status;
}
}
if (NVME_ID_NS_DPS_TYPE(ns->id_ns.dps) != NVME_ID_NS_DPS_TYPE_3) {
@ -183,7 +358,7 @@ uint16_t nvme_dif_mangle_mdata(NvmeNamespace *ns, uint8_t *mbuf, size_t mlen,
if (!(ns->id_ns.dps & NVME_ID_NS_DPS_FIRST_EIGHT)) {
pil = ns->lbaf.ms - sizeof(NvmeDifTuple);
pil = ns->lbaf.ms - nvme_pi_tuple_size(ns);
}
do {
@ -209,7 +384,7 @@ uint16_t nvme_dif_mangle_mdata(NvmeNamespace *ns, uint8_t *mbuf, size_t mlen,
end = mbufp + mlen;
for (; mbufp < end; mbufp += ns->lbaf.ms) {
memset(mbufp + pil, 0xff, sizeof(NvmeDifTuple));
memset(mbufp + pil, 0xff, nvme_pi_tuple_size(ns));
}
}
@ -251,9 +426,12 @@ static void nvme_dif_rw_check_cb(void *opaque, int ret)
uint8_t prinfo = NVME_RW_PRINFO(le16_to_cpu(rw->control));
uint16_t apptag = le16_to_cpu(rw->apptag);
uint16_t appmask = le16_to_cpu(rw->appmask);
uint32_t reftag = le32_to_cpu(rw->reftag);
uint64_t reftag = le32_to_cpu(rw->reftag);
uint64_t cdw3 = le32_to_cpu(rw->cdw3);
uint16_t status;
reftag |= cdw3 << 32;
trace_pci_nvme_dif_rw_check_cb(nvme_cid(req), prinfo, apptag, appmask,
reftag);
@ -283,7 +461,7 @@ static void nvme_dif_rw_check_cb(void *opaque, int ret)
goto out;
}
if (prinfo & NVME_PRINFO_PRACT && ns->lbaf.ms == 8) {
if (prinfo & NVME_PRINFO_PRACT && ns->lbaf.ms == nvme_pi_tuple_size(ns)) {
goto out;
}
@ -367,11 +545,14 @@ uint16_t nvme_dif_rw(NvmeCtrl *n, NvmeRequest *req)
uint8_t prinfo = NVME_RW_PRINFO(le16_to_cpu(rw->control));
uint16_t apptag = le16_to_cpu(rw->apptag);
uint16_t appmask = le16_to_cpu(rw->appmask);
uint32_t reftag = le32_to_cpu(rw->reftag);
uint64_t reftag = le32_to_cpu(rw->reftag);
uint64_t cdw3 = le32_to_cpu(rw->cdw3);
bool pract = !!(prinfo & NVME_PRINFO_PRACT);
NvmeBounceContext *ctx;
uint16_t status;
reftag |= cdw3 << 32;
trace_pci_nvme_dif_rw(pract, prinfo);
ctx = g_new0(NvmeBounceContext, 1);
@ -387,7 +568,7 @@ uint16_t nvme_dif_rw(NvmeCtrl *n, NvmeRequest *req)
if (pract) {
uint8_t *mbuf, *end;
int16_t pil = ns->lbaf.ms - sizeof(NvmeDifTuple);
int16_t pil = ns->lbaf.ms - nvme_pi_tuple_size(ns);
status = nvme_check_prinfo(ns, prinfo, slba, reftag);
if (status) {
@ -411,8 +592,29 @@ uint16_t nvme_dif_rw(NvmeCtrl *n, NvmeRequest *req)
for (; mbuf < end; mbuf += ns->lbaf.ms) {
NvmeDifTuple *dif = (NvmeDifTuple *)(mbuf + pil);
dif->apptag = cpu_to_be16(apptag);
dif->reftag = cpu_to_be32(reftag);
switch (ns->pif) {
case NVME_PI_GUARD_16:
dif->g16.apptag = cpu_to_be16(apptag);
dif->g16.reftag = cpu_to_be32(reftag);
break;
case NVME_PI_GUARD_64:
dif->g64.guard = cpu_to_be64(0x6482d367eb22b64e);
dif->g64.apptag = cpu_to_be16(apptag);
dif->g64.sr[0] = reftag >> 40;
dif->g64.sr[1] = reftag >> 32;
dif->g64.sr[2] = reftag >> 24;
dif->g64.sr[3] = reftag >> 16;
dif->g64.sr[4] = reftag >> 8;
dif->g64.sr[5] = reftag;
break;
default:
abort();
}
switch (NVME_ID_NS_DPS_TYPE(ns->id_ns.dps)) {
case NVME_ID_NS_DPS_TYPE_1:
@ -427,7 +629,7 @@ uint16_t nvme_dif_rw(NvmeCtrl *n, NvmeRequest *req)
return NVME_NO_COMPLETE;
}
if (nvme_ns_ext(ns) && !(pract && ns->lbaf.ms == 8)) {
if (nvme_ns_ext(ns) && !(pract && ns->lbaf.ms == nvme_pi_tuple_size(ns))) {
mapped_len += mlen;
}
@ -461,7 +663,7 @@ uint16_t nvme_dif_rw(NvmeCtrl *n, NvmeRequest *req)
qemu_iovec_init(&ctx->mdata.iov, 1);
qemu_iovec_add(&ctx->mdata.iov, ctx->mdata.bounce, mlen);
if (!(pract && ns->lbaf.ms == 8)) {
if (!(pract && ns->lbaf.ms == nvme_pi_tuple_size(ns))) {
status = nvme_bounce_mdata(n, ctx->mdata.bounce, ctx->mdata.iov.size,
NVME_TX_DIRECTION_TO_DEVICE, req);
if (status) {

191
hw/nvme/dif.h Normal file
View File

@ -0,0 +1,191 @@
#ifndef HW_NVME_DIF_H
#define HW_NVME_DIF_H
/* from Linux kernel (crypto/crct10dif_common.c) */
static const uint16_t crc16_t10dif_table[256] = {
0x0000, 0x8BB7, 0x9CD9, 0x176E, 0xB205, 0x39B2, 0x2EDC, 0xA56B,
0xEFBD, 0x640A, 0x7364, 0xF8D3, 0x5DB8, 0xD60F, 0xC161, 0x4AD6,
0x54CD, 0xDF7A, 0xC814, 0x43A3, 0xE6C8, 0x6D7F, 0x7A11, 0xF1A6,
0xBB70, 0x30C7, 0x27A9, 0xAC1E, 0x0975, 0x82C2, 0x95AC, 0x1E1B,
0xA99A, 0x222D, 0x3543, 0xBEF4, 0x1B9F, 0x9028, 0x8746, 0x0CF1,
0x4627, 0xCD90, 0xDAFE, 0x5149, 0xF422, 0x7F95, 0x68FB, 0xE34C,
0xFD57, 0x76E0, 0x618E, 0xEA39, 0x4F52, 0xC4E5, 0xD38B, 0x583C,
0x12EA, 0x995D, 0x8E33, 0x0584, 0xA0EF, 0x2B58, 0x3C36, 0xB781,
0xD883, 0x5334, 0x445A, 0xCFED, 0x6A86, 0xE131, 0xF65F, 0x7DE8,
0x373E, 0xBC89, 0xABE7, 0x2050, 0x853B, 0x0E8C, 0x19E2, 0x9255,
0x8C4E, 0x07F9, 0x1097, 0x9B20, 0x3E4B, 0xB5FC, 0xA292, 0x2925,
0x63F3, 0xE844, 0xFF2A, 0x749D, 0xD1F6, 0x5A41, 0x4D2F, 0xC698,
0x7119, 0xFAAE, 0xEDC0, 0x6677, 0xC31C, 0x48AB, 0x5FC5, 0xD472,
0x9EA4, 0x1513, 0x027D, 0x89CA, 0x2CA1, 0xA716, 0xB078, 0x3BCF,
0x25D4, 0xAE63, 0xB90D, 0x32BA, 0x97D1, 0x1C66, 0x0B08, 0x80BF,
0xCA69, 0x41DE, 0x56B0, 0xDD07, 0x786C, 0xF3DB, 0xE4B5, 0x6F02,
0x3AB1, 0xB106, 0xA668, 0x2DDF, 0x88B4, 0x0303, 0x146D, 0x9FDA,
0xD50C, 0x5EBB, 0x49D5, 0xC262, 0x6709, 0xECBE, 0xFBD0, 0x7067,
0x6E7C, 0xE5CB, 0xF2A5, 0x7912, 0xDC79, 0x57CE, 0x40A0, 0xCB17,
0x81C1, 0x0A76, 0x1D18, 0x96AF, 0x33C4, 0xB873, 0xAF1D, 0x24AA,
0x932B, 0x189C, 0x0FF2, 0x8445, 0x212E, 0xAA99, 0xBDF7, 0x3640,
0x7C96, 0xF721, 0xE04F, 0x6BF8, 0xCE93, 0x4524, 0x524A, 0xD9FD,
0xC7E6, 0x4C51, 0x5B3F, 0xD088, 0x75E3, 0xFE54, 0xE93A, 0x628D,
0x285B, 0xA3EC, 0xB482, 0x3F35, 0x9A5E, 0x11E9, 0x0687, 0x8D30,
0xE232, 0x6985, 0x7EEB, 0xF55C, 0x5037, 0xDB80, 0xCCEE, 0x4759,
0x0D8F, 0x8638, 0x9156, 0x1AE1, 0xBF8A, 0x343D, 0x2353, 0xA8E4,
0xB6FF, 0x3D48, 0x2A26, 0xA191, 0x04FA, 0x8F4D, 0x9823, 0x1394,
0x5942, 0xD2F5, 0xC59B, 0x4E2C, 0xEB47, 0x60F0, 0x779E, 0xFC29,
0x4BA8, 0xC01F, 0xD771, 0x5CC6, 0xF9AD, 0x721A, 0x6574, 0xEEC3,
0xA415, 0x2FA2, 0x38CC, 0xB37B, 0x1610, 0x9DA7, 0x8AC9, 0x017E,
0x1F65, 0x94D2, 0x83BC, 0x080B, 0xAD60, 0x26D7, 0x31B9, 0xBA0E,
0xF0D8, 0x7B6F, 0x6C01, 0xE7B6, 0x42DD, 0xC96A, 0xDE04, 0x55B3
};
#define CRC64_NVME_POLY 0x9A6C9329AC4BC9B5ULL
static const uint64_t crc64_nvme_table[] = {
0x0000000000000000ULL, 0x7F6EF0C830358979ULL,
0xFEDDE190606B12F2ULL, 0x81B31158505E9B8BULL,
0xC962E5739841B68FULL, 0xB60C15BBA8743FF6ULL,
0x37BF04E3F82AA47DULL, 0x48D1F42BC81F2D04ULL,
0xA61CECB46814FE75ULL, 0xD9721C7C5821770CULL,
0x58C10D24087FEC87ULL, 0x27AFFDEC384A65FEULL,
0x6F7E09C7F05548FAULL, 0x1010F90FC060C183ULL,
0x91A3E857903E5A08ULL, 0xEECD189FA00BD371ULL,
0x78E0FF3B88BE6F81ULL, 0x078E0FF3B88BE6F8ULL,
0x863D1EABE8D57D73ULL, 0xF953EE63D8E0F40AULL,
0xB1821A4810FFD90EULL, 0xCEECEA8020CA5077ULL,
0x4F5FFBD87094CBFCULL, 0x30310B1040A14285ULL,
0xDEFC138FE0AA91F4ULL, 0xA192E347D09F188DULL,
0x2021F21F80C18306ULL, 0x5F4F02D7B0F40A7FULL,
0x179EF6FC78EB277BULL, 0x68F0063448DEAE02ULL,
0xE943176C18803589ULL, 0x962DE7A428B5BCF0ULL,
0xF1C1FE77117CDF02ULL, 0x8EAF0EBF2149567BULL,
0x0F1C1FE77117CDF0ULL, 0x7072EF2F41224489ULL,
0x38A31B04893D698DULL, 0x47CDEBCCB908E0F4ULL,
0xC67EFA94E9567B7FULL, 0xB9100A5CD963F206ULL,
0x57DD12C379682177ULL, 0x28B3E20B495DA80EULL,
0xA900F35319033385ULL, 0xD66E039B2936BAFCULL,
0x9EBFF7B0E12997F8ULL, 0xE1D10778D11C1E81ULL,
0x606216208142850AULL, 0x1F0CE6E8B1770C73ULL,
0x8921014C99C2B083ULL, 0xF64FF184A9F739FAULL,
0x77FCE0DCF9A9A271ULL, 0x08921014C99C2B08ULL,
0x4043E43F0183060CULL, 0x3F2D14F731B68F75ULL,
0xBE9E05AF61E814FEULL, 0xC1F0F56751DD9D87ULL,
0x2F3DEDF8F1D64EF6ULL, 0x50531D30C1E3C78FULL,
0xD1E00C6891BD5C04ULL, 0xAE8EFCA0A188D57DULL,
0xE65F088B6997F879ULL, 0x9931F84359A27100ULL,
0x1882E91B09FCEA8BULL, 0x67EC19D339C963F2ULL,
0xD75ADABD7A6E2D6FULL, 0xA8342A754A5BA416ULL,
0x29873B2D1A053F9DULL, 0x56E9CBE52A30B6E4ULL,
0x1E383FCEE22F9BE0ULL, 0x6156CF06D21A1299ULL,
0xE0E5DE5E82448912ULL, 0x9F8B2E96B271006BULL,
0x71463609127AD31AULL, 0x0E28C6C1224F5A63ULL,
0x8F9BD7997211C1E8ULL, 0xF0F5275142244891ULL,
0xB824D37A8A3B6595ULL, 0xC74A23B2BA0EECECULL,
0x46F932EAEA507767ULL, 0x3997C222DA65FE1EULL,
0xAFBA2586F2D042EEULL, 0xD0D4D54EC2E5CB97ULL,
0x5167C41692BB501CULL, 0x2E0934DEA28ED965ULL,
0x66D8C0F56A91F461ULL, 0x19B6303D5AA47D18ULL,
0x980521650AFAE693ULL, 0xE76BD1AD3ACF6FEAULL,
0x09A6C9329AC4BC9BULL, 0x76C839FAAAF135E2ULL,
0xF77B28A2FAAFAE69ULL, 0x8815D86ACA9A2710ULL,
0xC0C42C4102850A14ULL, 0xBFAADC8932B0836DULL,
0x3E19CDD162EE18E6ULL, 0x41773D1952DB919FULL,
0x269B24CA6B12F26DULL, 0x59F5D4025B277B14ULL,
0xD846C55A0B79E09FULL, 0xA72835923B4C69E6ULL,
0xEFF9C1B9F35344E2ULL, 0x90973171C366CD9BULL,
0x1124202993385610ULL, 0x6E4AD0E1A30DDF69ULL,
0x8087C87E03060C18ULL, 0xFFE938B633338561ULL,
0x7E5A29EE636D1EEAULL, 0x0134D92653589793ULL,
0x49E52D0D9B47BA97ULL, 0x368BDDC5AB7233EEULL,
0xB738CC9DFB2CA865ULL, 0xC8563C55CB19211CULL,
0x5E7BDBF1E3AC9DECULL, 0x21152B39D3991495ULL,
0xA0A63A6183C78F1EULL, 0xDFC8CAA9B3F20667ULL,
0x97193E827BED2B63ULL, 0xE877CE4A4BD8A21AULL,
0x69C4DF121B863991ULL, 0x16AA2FDA2BB3B0E8ULL,
0xF86737458BB86399ULL, 0x8709C78DBB8DEAE0ULL,
0x06BAD6D5EBD3716BULL, 0x79D4261DDBE6F812ULL,
0x3105D23613F9D516ULL, 0x4E6B22FE23CC5C6FULL,
0xCFD833A67392C7E4ULL, 0xB0B6C36E43A74E9DULL,
0x9A6C9329AC4BC9B5ULL, 0xE50263E19C7E40CCULL,
0x64B172B9CC20DB47ULL, 0x1BDF8271FC15523EULL,
0x530E765A340A7F3AULL, 0x2C608692043FF643ULL,
0xADD397CA54616DC8ULL, 0xD2BD67026454E4B1ULL,
0x3C707F9DC45F37C0ULL, 0x431E8F55F46ABEB9ULL,
0xC2AD9E0DA4342532ULL, 0xBDC36EC59401AC4BULL,
0xF5129AEE5C1E814FULL, 0x8A7C6A266C2B0836ULL,
0x0BCF7B7E3C7593BDULL, 0x74A18BB60C401AC4ULL,
0xE28C6C1224F5A634ULL, 0x9DE29CDA14C02F4DULL,
0x1C518D82449EB4C6ULL, 0x633F7D4A74AB3DBFULL,
0x2BEE8961BCB410BBULL, 0x548079A98C8199C2ULL,
0xD53368F1DCDF0249ULL, 0xAA5D9839ECEA8B30ULL,
0x449080A64CE15841ULL, 0x3BFE706E7CD4D138ULL,
0xBA4D61362C8A4AB3ULL, 0xC52391FE1CBFC3CAULL,
0x8DF265D5D4A0EECEULL, 0xF29C951DE49567B7ULL,
0x732F8445B4CBFC3CULL, 0x0C41748D84FE7545ULL,
0x6BAD6D5EBD3716B7ULL, 0x14C39D968D029FCEULL,
0x95708CCEDD5C0445ULL, 0xEA1E7C06ED698D3CULL,
0xA2CF882D2576A038ULL, 0xDDA178E515432941ULL,
0x5C1269BD451DB2CAULL, 0x237C997575283BB3ULL,
0xCDB181EAD523E8C2ULL, 0xB2DF7122E51661BBULL,
0x336C607AB548FA30ULL, 0x4C0290B2857D7349ULL,
0x04D364994D625E4DULL, 0x7BBD94517D57D734ULL,
0xFA0E85092D094CBFULL, 0x856075C11D3CC5C6ULL,
0x134D926535897936ULL, 0x6C2362AD05BCF04FULL,
0xED9073F555E26BC4ULL, 0x92FE833D65D7E2BDULL,
0xDA2F7716ADC8CFB9ULL, 0xA54187DE9DFD46C0ULL,
0x24F29686CDA3DD4BULL, 0x5B9C664EFD965432ULL,
0xB5517ED15D9D8743ULL, 0xCA3F8E196DA80E3AULL,
0x4B8C9F413DF695B1ULL, 0x34E26F890DC31CC8ULL,
0x7C339BA2C5DC31CCULL, 0x035D6B6AF5E9B8B5ULL,
0x82EE7A32A5B7233EULL, 0xFD808AFA9582AA47ULL,
0x4D364994D625E4DAULL, 0x3258B95CE6106DA3ULL,
0xB3EBA804B64EF628ULL, 0xCC8558CC867B7F51ULL,
0x8454ACE74E645255ULL, 0xFB3A5C2F7E51DB2CULL,
0x7A894D772E0F40A7ULL, 0x05E7BDBF1E3AC9DEULL,
0xEB2AA520BE311AAFULL, 0x944455E88E0493D6ULL,
0x15F744B0DE5A085DULL, 0x6A99B478EE6F8124ULL,
0x224840532670AC20ULL, 0x5D26B09B16452559ULL,
0xDC95A1C3461BBED2ULL, 0xA3FB510B762E37ABULL,
0x35D6B6AF5E9B8B5BULL, 0x4AB846676EAE0222ULL,
0xCB0B573F3EF099A9ULL, 0xB465A7F70EC510D0ULL,
0xFCB453DCC6DA3DD4ULL, 0x83DAA314F6EFB4ADULL,
0x0269B24CA6B12F26ULL, 0x7D0742849684A65FULL,
0x93CA5A1B368F752EULL, 0xECA4AAD306BAFC57ULL,
0x6D17BB8B56E467DCULL, 0x12794B4366D1EEA5ULL,
0x5AA8BF68AECEC3A1ULL, 0x25C64FA09EFB4AD8ULL,
0xA4755EF8CEA5D153ULL, 0xDB1BAE30FE90582AULL,
0xBCF7B7E3C7593BD8ULL, 0xC399472BF76CB2A1ULL,
0x422A5673A732292AULL, 0x3D44A6BB9707A053ULL,
0x759552905F188D57ULL, 0x0AFBA2586F2D042EULL,
0x8B48B3003F739FA5ULL, 0xF42643C80F4616DCULL,
0x1AEB5B57AF4DC5ADULL, 0x6585AB9F9F784CD4ULL,
0xE436BAC7CF26D75FULL, 0x9B584A0FFF135E26ULL,
0xD389BE24370C7322ULL, 0xACE74EEC0739FA5BULL,
0x2D545FB4576761D0ULL, 0x523AAF7C6752E8A9ULL,
0xC41748D84FE75459ULL, 0xBB79B8107FD2DD20ULL,
0x3ACAA9482F8C46ABULL, 0x45A459801FB9CFD2ULL,
0x0D75ADABD7A6E2D6ULL, 0x721B5D63E7936BAFULL,
0xF3A84C3BB7CDF024ULL, 0x8CC6BCF387F8795DULL,
0x620BA46C27F3AA2CULL, 0x1D6554A417C62355ULL,
0x9CD645FC4798B8DEULL, 0xE3B8B53477AD31A7ULL,
0xAB69411FBFB21CA3ULL, 0xD407B1D78F8795DAULL,
0x55B4A08FDFD90E51ULL, 0x2ADA5047EFEC8728ULL,
};
static inline size_t nvme_pi_tuple_size(NvmeNamespace *ns)
{
return ns->pif ? 16 : 8;
}
uint16_t nvme_check_prinfo(NvmeNamespace *ns, uint8_t prinfo, uint64_t slba,
uint64_t reftag);
uint16_t nvme_dif_mangle_mdata(NvmeNamespace *ns, uint8_t *mbuf, size_t mlen,
uint64_t slba);
void nvme_dif_pract_generate_dif(NvmeNamespace *ns, uint8_t *buf, size_t len,
uint8_t *mbuf, size_t mlen, uint16_t apptag,
uint64_t *reftag);
uint16_t nvme_dif_check(NvmeNamespace *ns, uint8_t *buf, size_t len,
uint8_t *mbuf, size_t mlen, uint8_t prinfo,
uint64_t slba, uint16_t apptag,
uint16_t appmask, uint64_t *reftag);
uint16_t nvme_dif_rw(NvmeCtrl *n, NvmeRequest *req);
#endif /* HW_NVME_DIF_H */

52
hw/nvme/ns.c
View File

@ -58,6 +58,7 @@ static int nvme_ns_init(NvmeNamespace *ns, Error **errp)
{
static uint64_t ns_count;
NvmeIdNs *id_ns = &ns->id_ns;
NvmeIdNsNvm *id_ns_nvm = &ns->id_ns_nvm;
uint8_t ds;
uint16_t ms;
int i;
@ -101,6 +102,8 @@ static int nvme_ns_init(NvmeNamespace *ns, Error **errp)
id_ns->dps |= NVME_ID_NS_DPS_FIRST_EIGHT;
}
ns->pif = ns->params.pif;
static const NvmeLBAF lbaf[16] = {
[0] = { .ds = 9 },
[1] = { .ds = 9, .ms = 8 },
@ -112,10 +115,11 @@ static int nvme_ns_init(NvmeNamespace *ns, Error **errp)
[7] = { .ds = 12, .ms = 64 },
};
memcpy(&id_ns->lbaf, &lbaf, sizeof(lbaf));
id_ns->nlbaf = 7;
ns->nlbaf = 8;
for (i = 0; i <= id_ns->nlbaf; i++) {
memcpy(&id_ns->lbaf, &lbaf, sizeof(lbaf));
for (i = 0; i < ns->nlbaf; i++) {
NvmeLBAF *lbaf = &id_ns->lbaf[i];
if (lbaf->ds == ds) {
if (lbaf->ms == ms) {
@ -126,12 +130,16 @@ static int nvme_ns_init(NvmeNamespace *ns, Error **errp)
}
/* add non-standard lba format */
id_ns->nlbaf++;
id_ns->lbaf[id_ns->nlbaf].ds = ds;
id_ns->lbaf[id_ns->nlbaf].ms = ms;
id_ns->flbas |= id_ns->nlbaf;
id_ns->lbaf[ns->nlbaf].ds = ds;
id_ns->lbaf[ns->nlbaf].ms = ms;
ns->nlbaf++;
id_ns->flbas |= i;
lbaf_found:
id_ns_nvm->elbaf[i] = (ns->pif & 0x3) << 7;
id_ns->nlbaf = ns->nlbaf - 1;
nvme_ns_init_format(ns);
return 0;
@ -370,15 +378,36 @@ static void nvme_zoned_ns_shutdown(NvmeNamespace *ns)
static int nvme_ns_check_constraints(NvmeNamespace *ns, Error **errp)
{
unsigned int pi_size;
if (!ns->blkconf.blk) {
error_setg(errp, "block backend not configured");
return -1;
}
if (ns->params.pi && ns->params.ms < 8) {
error_setg(errp, "at least 8 bytes of metadata required to enable "
"protection information");
return -1;
if (ns->params.pi) {
if (ns->params.pi > NVME_ID_NS_DPS_TYPE_3) {
error_setg(errp, "invalid 'pi' value");
return -1;
}
switch (ns->params.pif) {
case NVME_PI_GUARD_16:
pi_size = 8;
break;
case NVME_PI_GUARD_64:
pi_size = 16;
break;
default:
error_setg(errp, "invalid 'pif'");
return -1;
}
if (ns->params.ms < pi_size) {
error_setg(errp, "at least %u bytes of metadata required to "
"enable protection information", pi_size);
return -1;
}
}
if (ns->params.nsid > NVME_MAX_NAMESPACES) {
@ -590,6 +619,7 @@ static Property nvme_ns_props[] = {
DEFINE_PROP_UINT8("mset", NvmeNamespace, params.mset, 0),
DEFINE_PROP_UINT8("pi", NvmeNamespace, params.pi, 0),
DEFINE_PROP_UINT8("pil", NvmeNamespace, params.pil, 0),
DEFINE_PROP_UINT8("pif", NvmeNamespace, params.pif, 0),
DEFINE_PROP_UINT16("mssrl", NvmeNamespace, params.mssrl, 128),
DEFINE_PROP_UINT32("mcl", NvmeNamespace, params.mcl, 128),
DEFINE_PROP_UINT8("msrc", NvmeNamespace, params.msrc, 127),

58
hw/nvme/nvme.h
View File

@ -102,6 +102,7 @@ typedef struct NvmeNamespaceParams {
uint8_t mset;
uint8_t pi;
uint8_t pil;
uint8_t pif;
uint16_t mssrl;
uint32_t mcl;
@ -127,12 +128,15 @@ typedef struct NvmeNamespace {
int64_t size;
int64_t moff;
NvmeIdNs id_ns;
NvmeIdNsNvm id_ns_nvm;
NvmeLBAF lbaf;
unsigned int nlbaf;
size_t lbasz;
const uint32_t *iocs;
uint8_t csi;
uint16_t status;
int attached;
uint8_t pif;
struct {
uint16_t zrwas;
@ -468,7 +472,9 @@ typedef struct NvmeCtrl {
uint16_t temp_thresh_hi;
uint16_t temp_thresh_low;
};
uint32_t async_config;
uint32_t async_config;
NvmeHostBehaviorSupport hbs;
} features;
} NvmeCtrl;
@ -513,54 +519,4 @@ void nvme_rw_complete_cb(void *opaque, int ret);
uint16_t nvme_map_dptr(NvmeCtrl *n, NvmeSg *sg, size_t len,
NvmeCmd *cmd);
/* from Linux kernel (crypto/crct10dif_common.c) */
static const uint16_t t10_dif_crc_table[256] = {
0x0000, 0x8BB7, 0x9CD9, 0x176E, 0xB205, 0x39B2, 0x2EDC, 0xA56B,
0xEFBD, 0x640A, 0x7364, 0xF8D3, 0x5DB8, 0xD60F, 0xC161, 0x4AD6,
0x54CD, 0xDF7A, 0xC814, 0x43A3, 0xE6C8, 0x6D7F, 0x7A11, 0xF1A6,
0xBB70, 0x30C7, 0x27A9, 0xAC1E, 0x0975, 0x82C2, 0x95AC, 0x1E1B,
0xA99A, 0x222D, 0x3543, 0xBEF4, 0x1B9F, 0x9028, 0x8746, 0x0CF1,
0x4627, 0xCD90, 0xDAFE, 0x5149, 0xF422, 0x7F95, 0x68FB, 0xE34C,
0xFD57, 0x76E0, 0x618E, 0xEA39, 0x4F52, 0xC4E5, 0xD38B, 0x583C,
0x12EA, 0x995D, 0x8E33, 0x0584, 0xA0EF, 0x2B58, 0x3C36, 0xB781,
0xD883, 0x5334, 0x445A, 0xCFED, 0x6A86, 0xE131, 0xF65F, 0x7DE8,
0x373E, 0xBC89, 0xABE7, 0x2050, 0x853B, 0x0E8C, 0x19E2, 0x9255,
0x8C4E, 0x07F9, 0x1097, 0x9B20, 0x3E4B, 0xB5FC, 0xA292, 0x2925,
0x63F3, 0xE844, 0xFF2A, 0x749D, 0xD1F6, 0x5A41, 0x4D2F, 0xC698,
0x7119, 0xFAAE, 0xEDC0, 0x6677, 0xC31C, 0x48AB, 0x5FC5, 0xD472,
0x9EA4, 0x1513, 0x027D, 0x89CA, 0x2CA1, 0xA716, 0xB078, 0x3BCF,
0x25D4, 0xAE63, 0xB90D, 0x32BA, 0x97D1, 0x1C66, 0x0B08, 0x80BF,
0xCA69, 0x41DE, 0x56B0, 0xDD07, 0x786C, 0xF3DB, 0xE4B5, 0x6F02,
0x3AB1, 0xB106, 0xA668, 0x2DDF, 0x88B4, 0x0303, 0x146D, 0x9FDA,
0xD50C, 0x5EBB, 0x49D5, 0xC262, 0x6709, 0xECBE, 0xFBD0, 0x7067,
0x6E7C, 0xE5CB, 0xF2A5, 0x7912, 0xDC79, 0x57CE, 0x40A0, 0xCB17,
0x81C1, 0x0A76, 0x1D18, 0x96AF, 0x33C4, 0xB873, 0xAF1D, 0x24AA,
0x932B, 0x189C, 0x0FF2, 0x8445, 0x212E, 0xAA99, 0xBDF7, 0x3640,
0x7C96, 0xF721, 0xE04F, 0x6BF8, 0xCE93, 0x4524, 0x524A, 0xD9FD,
0xC7E6, 0x4C51, 0x5B3F, 0xD088, 0x75E3, 0xFE54, 0xE93A, 0x628D,
0x285B, 0xA3EC, 0xB482, 0x3F35, 0x9A5E, 0x11E9, 0x0687, 0x8D30,
0xE232, 0x6985, 0x7EEB, 0xF55C, 0x5037, 0xDB80, 0xCCEE, 0x4759,
0x0D8F, 0x8638, 0x9156, 0x1AE1, 0xBF8A, 0x343D, 0x2353, 0xA8E4,
0xB6FF, 0x3D48, 0x2A26, 0xA191, 0x04FA, 0x8F4D, 0x9823, 0x1394,
0x5942, 0xD2F5, 0xC59B, 0x4E2C, 0xEB47, 0x60F0, 0x779E, 0xFC29,
0x4BA8, 0xC01F, 0xD771, 0x5CC6, 0xF9AD, 0x721A, 0x6574, 0xEEC3,
0xA415, 0x2FA2, 0x38CC, 0xB37B, 0x1610, 0x9DA7, 0x8AC9, 0x017E,
0x1F65, 0x94D2, 0x83BC, 0x080B, 0xAD60, 0x26D7, 0x31B9, 0xBA0E,
0xF0D8, 0x7B6F, 0x6C01, 0xE7B6, 0x42DD, 0xC96A, 0xDE04, 0x55B3
};
uint16_t nvme_check_prinfo(NvmeNamespace *ns, uint8_t prinfo, uint64_t slba,
uint32_t reftag);
uint16_t nvme_dif_mangle_mdata(NvmeNamespace *ns, uint8_t *mbuf, size_t mlen,
uint64_t slba);
void nvme_dif_pract_generate_dif(NvmeNamespace *ns, uint8_t *buf, size_t len,
uint8_t *mbuf, size_t mlen, uint16_t apptag,
uint32_t *reftag);
uint16_t nvme_dif_check(NvmeNamespace *ns, uint8_t *buf, size_t len,
uint8_t *mbuf, size_t mlen, uint8_t prinfo,
uint64_t slba, uint16_t apptag,
uint16_t appmask, uint32_t *reftag);
uint16_t nvme_dif_rw(NvmeCtrl *n, NvmeRequest *req);
#endif /* HW_NVME_INTERNAL_H */

12
hw/nvme/trace-events
View File

@ -20,12 +20,16 @@ pci_nvme_dif_rw_cb(uint16_t cid, const char *blkname) "cid %"PRIu16" blk '%s'"
pci_nvme_dif_rw_mdata_in_cb(uint16_t cid, const char *blkname) "cid %"PRIu16" blk '%s'"
pci_nvme_dif_rw_mdata_out_cb(uint16_t cid, const char *blkname) "cid %"PRIu16" blk '%s'"
pci_nvme_dif_rw_check_cb(uint16_t cid, uint8_t prinfo, uint16_t apptag, uint16_t appmask, uint32_t reftag) "cid %"PRIu16" prinfo 0x%"PRIx8" apptag 0x%"PRIx16" appmask 0x%"PRIx16" reftag 0x%"PRIx32""
pci_nvme_dif_pract_generate_dif(size_t len, size_t lba_size, size_t chksum_len, uint16_t apptag, uint32_t reftag) "len %zu lba_size %zu chksum_len %zu apptag 0x%"PRIx16" reftag 0x%"PRIx32""
pci_nvme_dif_pract_generate_dif_crc16(size_t len, size_t lba_size, size_t chksum_len, uint16_t apptag, uint32_t reftag) "len %zu lba_size %zu chksum_len %zu apptag 0x%"PRIx16" reftag 0x%"PRIx32""
pci_nvme_dif_pract_generate_dif_crc64(size_t len, size_t lba_size, size_t chksum_len, uint16_t apptag, uint64_t reftag) "len %zu lba_size %zu chksum_len %zu apptag 0x%"PRIx16" reftag 0x%"PRIx64""
pci_nvme_dif_check(uint8_t prinfo, uint16_t chksum_len) "prinfo 0x%"PRIx8" chksum_len %"PRIu16""
pci_nvme_dif_prchk_disabled(uint16_t apptag, uint32_t reftag) "apptag 0x%"PRIx16" reftag 0x%"PRIx32""
pci_nvme_dif_prchk_guard(uint16_t guard, uint16_t crc) "guard 0x%"PRIx16" crc 0x%"PRIx16""
pci_nvme_dif_prchk_disabled_crc16(uint16_t apptag, uint32_t reftag) "apptag 0x%"PRIx16" reftag 0x%"PRIx32""
pci_nvme_dif_prchk_disabled_crc64(uint16_t apptag, uint64_t reftag) "apptag 0x%"PRIx16" reftag 0x%"PRIx64""
pci_nvme_dif_prchk_guard_crc16(uint16_t guard, uint16_t crc) "guard 0x%"PRIx16" crc 0x%"PRIx16""
pci_nvme_dif_prchk_guard_crc64(uint64_t guard, uint64_t crc) "guard 0x%"PRIx64" crc 0x%"PRIx64""
pci_nvme_dif_prchk_apptag(uint16_t apptag, uint16_t elbat, uint16_t elbatm) "apptag 0x%"PRIx16" elbat 0x%"PRIx16" elbatm 0x%"PRIx16""
pci_nvme_dif_prchk_reftag(uint32_t reftag, uint32_t elbrt) "reftag 0x%"PRIx32" elbrt 0x%"PRIx32""
pci_nvme_dif_prchk_reftag_crc16(uint32_t reftag, uint32_t elbrt) "reftag 0x%"PRIx32" elbrt 0x%"PRIx32""
pci_nvme_dif_prchk_reftag_crc64(uint64_t reftag, uint64_t elbrt) "reftag 0x%"PRIx64" elbrt 0x%"PRIx64""
pci_nvme_copy(uint16_t cid, uint32_t nsid, uint16_t nr, uint8_t format) "cid %"PRIu16" nsid %"PRIu32" nr %"PRIu16" format 0x%"PRIx8""
pci_nvme_copy_source_range(uint64_t slba, uint32_t nlb) "slba 0x%"PRIx64" nlb %"PRIu32""
pci_nvme_copy_out(uint64_t slba, uint32_t nlb) "slba 0x%"PRIx64" nlb %"PRIu32""

81
include/block/nvme.h
View File

@ -695,7 +695,8 @@ typedef struct QEMU_PACKED NvmeRwCmd {
uint8_t flags;
uint16_t cid;
uint32_t nsid;
uint64_t rsvd2;
uint32_t cdw2;
uint32_t cdw3;
uint64_t mptr;
NvmeCmdDptr dptr;
uint64_t slba;
@ -731,7 +732,6 @@ enum {
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)
@ -770,6 +770,7 @@ typedef struct QEMU_PACKED NvmeDsmRange {
enum {
NVME_COPY_FORMAT_0 = 0x0,
NVME_COPY_FORMAT_1 = 0x1,
};
typedef struct QEMU_PACKED NvmeCopyCmd {
@ -777,7 +778,9 @@ typedef struct QEMU_PACKED NvmeCopyCmd {
uint8_t flags;
uint16_t cid;
uint32_t nsid;
uint32_t rsvd2[4];
uint32_t cdw2;
uint32_t cdw3;
uint32_t rsvd2[2];
NvmeCmdDptr dptr;
uint64_t sdlba;
uint8_t nr;
@ -789,7 +792,7 @@ typedef struct QEMU_PACKED NvmeCopyCmd {
uint16_t appmask;
} NvmeCopyCmd;
typedef struct QEMU_PACKED NvmeCopySourceRange {
typedef struct QEMU_PACKED NvmeCopySourceRangeFormat0 {
uint8_t rsvd0[8];
uint64_t slba;
uint16_t nlb;
@ -797,7 +800,17 @@ typedef struct QEMU_PACKED NvmeCopySourceRange {
uint32_t reftag;
uint16_t apptag;
uint16_t appmask;
} NvmeCopySourceRange;
} NvmeCopySourceRangeFormat0;
typedef struct QEMU_PACKED NvmeCopySourceRangeFormat1 {
uint8_t rsvd0[8];
uint64_t slba;
uint16_t nlb;
uint8_t rsvd18[8];
uint8_t sr[10];
uint16_t apptag;
uint16_t appmask;
} NvmeCopySourceRangeFormat1;
enum NvmeAsyncEventRequest {
NVME_AER_TYPE_ERROR = 0,
@ -908,6 +921,7 @@ enum NvmeStatusCodes {
NVME_CMP_FAILURE = 0x0285,
NVME_ACCESS_DENIED = 0x0286,
NVME_DULB = 0x0287,
NVME_E2E_STORAGE_TAG_ERROR = 0x0288,
NVME_MORE = 0x2000,
NVME_DNR = 0x4000,
NVME_NO_COMPLETE = 0xffff,
@ -1111,6 +1125,10 @@ enum NvmeIdCtrlOaes {
NVME_OAES_NS_ATTR = 1 << 8,
};
enum NvmeIdCtrlCtratt {
NVME_CTRATT_ELBAS = 1 << 15,
};
enum NvmeIdCtrlOacs {
NVME_OACS_SECURITY = 1 << 0,
NVME_OACS_FORMAT = 1 << 1,
@ -1131,7 +1149,8 @@ enum NvmeIdCtrlOncs {
};
enum NvmeIdCtrlOcfs {
NVME_OCFS_COPY_FORMAT_0 = 1 << 0,
NVME_OCFS_COPY_FORMAT_0 = 1 << NVME_COPY_FORMAT_0,
NVME_OCFS_COPY_FORMAT_1 = 1 << NVME_COPY_FORMAT_1,
};
enum NvmeIdctrlVwc {
@ -1216,6 +1235,7 @@ enum NvmeFeatureIds {
NVME_WRITE_ATOMICITY = 0xa,
NVME_ASYNCHRONOUS_EVENT_CONF = 0xb,
NVME_TIMESTAMP = 0xe,
NVME_HOST_BEHAVIOR_SUPPORT = 0x16,
NVME_COMMAND_SET_PROFILE = 0x19,
NVME_SOFTWARE_PROGRESS_MARKER = 0x80,
NVME_FID_MAX = 0x100,
@ -1257,6 +1277,13 @@ typedef struct QEMU_PACKED NvmeRangeType {
uint8_t rsvd48[16];
} NvmeRangeType;
typedef struct NvmeHostBehaviorSupport {
uint8_t acre;
uint8_t etdas;
uint8_t lbafee;
uint8_t rsvd3[509];
} NvmeHostBehaviorSupport;
typedef struct QEMU_PACKED NvmeLBAF {
uint16_t ms;
uint8_t ds;
@ -1270,6 +1297,7 @@ typedef struct QEMU_PACKED NvmeLBAFE {
} NvmeLBAFE;
#define NVME_NSID_BROADCAST 0xffffffff
#define NVME_MAX_NLBAF 64
typedef struct QEMU_PACKED NvmeIdNs {
uint64_t nsze;
@ -1304,11 +1332,20 @@ typedef struct QEMU_PACKED NvmeIdNs {
uint8_t rsvd81[23];
uint8_t nguid[16];
uint64_t eui64;
NvmeLBAF lbaf[16];
uint8_t rsvd192[192];
NvmeLBAF lbaf[NVME_MAX_NLBAF];
uint8_t vs[3712];
} NvmeIdNs;
#define NVME_ID_NS_NVM_ELBAF_PIF(elbaf) (((elbaf) >> 7) & 0x3)
typedef struct QEMU_PACKED NvmeIdNsNvm {
uint64_t lbstm;
uint8_t pic;
uint8_t rsvd9[3];
uint32_t elbaf[NVME_MAX_NLBAF];
uint8_t rsvd268[3828];
} NvmeIdNsNvm;
typedef struct QEMU_PACKED NvmeIdNsDescr {
uint8_t nidt;
uint8_t nidl;
@ -1410,10 +1447,23 @@ enum NvmeIdNsMc {
#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;
enum NvmePIFormat {
NVME_PI_GUARD_16 = 0,
NVME_PI_GUARD_64 = 2,
};
typedef union NvmeDifTuple {
struct {
uint16_t guard;
uint16_t apptag;
uint32_t reftag;
} g16;
struct {
uint64_t guard;
uint16_t apptag;
uint8_t sr[6];
} g64;
} NvmeDifTuple;
enum NvmeZoneAttr {
@ -1510,7 +1560,8 @@ static inline void _nvme_check_size(void)
QEMU_BUILD_BUG_ON(sizeof(NvmeZonedResult) != 8);
QEMU_BUILD_BUG_ON(sizeof(NvmeCqe) != 16);
QEMU_BUILD_BUG_ON(sizeof(NvmeDsmRange) != 16);
QEMU_BUILD_BUG_ON(sizeof(NvmeCopySourceRange) != 32);
QEMU_BUILD_BUG_ON(sizeof(NvmeCopySourceRangeFormat0) != 32);
QEMU_BUILD_BUG_ON(sizeof(NvmeCopySourceRangeFormat1) != 40);
QEMU_BUILD_BUG_ON(sizeof(NvmeCmd) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeDeleteQ) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeCreateCq) != 64);
@ -1520,6 +1571,7 @@ static inline void _nvme_check_size(void)
QEMU_BUILD_BUG_ON(sizeof(NvmeDsmCmd) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeCopyCmd) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeRangeType) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeHostBehaviorSupport) != 512);
QEMU_BUILD_BUG_ON(sizeof(NvmeErrorLog) != 64);
QEMU_BUILD_BUG_ON(sizeof(NvmeFwSlotInfoLog) != 512);
QEMU_BUILD_BUG_ON(sizeof(NvmeSmartLog) != 512);
@ -1530,10 +1582,11 @@ static inline void _nvme_check_size(void)
QEMU_BUILD_BUG_ON(sizeof(NvmeLBAF) != 4);
QEMU_BUILD_BUG_ON(sizeof(NvmeLBAFE) != 16);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdNs) != 4096);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsNvm) != 4096);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsZoned) != 4096);
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);
QEMU_BUILD_BUG_ON(sizeof(NvmeDifTuple) != 16);
}
#endif