@@ -333,7 +333,7 @@ static inline int nvme_translate_error(const NvmeCqe *c)
{
uint16_t status = (le16_to_cpu(c->status) >> 1) & 0xFF;
if (status) {
- trace_nvme_error(le32_to_cpu(c->result),
+ trace_nvme_error(le32_to_cpu(c->result32),
le16_to_cpu(c->sq_head),
le16_to_cpu(c->sq_id),
le16_to_cpu(c->cid),
@@ -25,6 +25,7 @@
#include "hw/qdev-properties.h"
#include "hw/qdev-core.h"
+#include "trace.h"
#include "nvme.h"
#include "nvme-ns.h"
@@ -76,6 +77,171 @@ static int nvme_ns_init_blk(NvmeCtrl *n, NvmeNamespace *ns, Error **errp)
return 0;
}
+static int nvme_calc_zone_geometry(NvmeNamespace *ns, Error **errp)
+{
+ uint64_t zone_size, zone_cap;
+ uint32_t nz, lbasz = ns->blkconf.logical_block_size;
+
+ if (ns->params.zone_size_bs) {
+ zone_size = ns->params.zone_size_bs;
+ } else {
+ zone_size = NVME_DEFAULT_ZONE_SIZE;
+ }
+ if (ns->params.zone_cap_bs) {
+ zone_cap = ns->params.zone_cap_bs;
+ } else {
+ zone_cap = zone_size;
+ }
+ if (zone_cap > zone_size) {
+ error_setg(errp, "zone capacity %luB exceeds zone size %luB",
+ zone_cap, zone_size);
+ return -1;
+ }
+ if (zone_size < lbasz) {
+ error_setg(errp, "zone size %luB too small, must be at least %uB",
+ zone_size, lbasz);
+ return -1;
+ }
+ if (zone_cap < lbasz) {
+ error_setg(errp, "zone capacity %luB too small, must be at least %uB",
+ zone_cap, lbasz);
+ return -1;
+ }
+ ns->zone_size = zone_size / lbasz;
+ ns->zone_capacity = zone_cap / lbasz;
+
+ nz = DIV_ROUND_UP(ns->size / lbasz, ns->zone_size);
+ ns->num_zones = nz;
+ ns->zone_array_size = sizeof(NvmeZone) * nz;
+ ns->zone_size_log2 = 0;
+ if (is_power_of_2(ns->zone_size)) {
+ ns->zone_size_log2 = 63 - clz64(ns->zone_size);
+ }
+
+ return 0;
+}
+
+static void nvme_init_zone_state(NvmeNamespace *ns)
+{
+ uint64_t start = 0, zone_size = ns->zone_size;
+ uint64_t capacity = ns->num_zones * zone_size;
+ NvmeZone *zone;
+ int i;
+
+ ns->zone_array = g_malloc0(ns->zone_array_size);
+
+ QTAILQ_INIT(&ns->exp_open_zones);
+ QTAILQ_INIT(&ns->imp_open_zones);
+ QTAILQ_INIT(&ns->closed_zones);
+ QTAILQ_INIT(&ns->full_zones);
+
+ zone = ns->zone_array;
+ for (i = 0; i < ns->num_zones; i++, zone++) {
+ if (start + zone_size > capacity) {
+ zone_size = capacity - start;
+ }
+ zone->d.zt = NVME_ZONE_TYPE_SEQ_WRITE;
+ nvme_set_zone_state(zone, NVME_ZONE_STATE_EMPTY);
+ zone->d.za = 0;
+ zone->d.zcap = ns->zone_capacity;
+ zone->d.zslba = start;
+ zone->d.wp = start;
+ zone->w_ptr = start;
+ start += zone_size;
+ }
+}
+
+static int nvme_zoned_init_ns(NvmeCtrl *n, NvmeNamespace *ns, int lba_index,
+ Error **errp)
+{
+ NvmeIdNsZoned *id_ns_z;
+
+ if (n->params.fill_pattern == 0xff) {
+ ns->id_ns.dlfeat |= 0x02;
+ }
+ if (n->params.fill_pattern != 0x00) {
+ ns->id_ns.dlfeat &= ~0x01;
+ }
+
+ if (nvme_calc_zone_geometry(ns, errp) != 0) {
+ return -1;
+ }
+
+ nvme_init_zone_state(ns);
+
+ id_ns_z = g_malloc0(sizeof(NvmeIdNsZoned));
+
+ /* MAR/MOR are zeroes-based, 0xffffffff means no limit */
+ id_ns_z->mar = 0xffffffff;
+ id_ns_z->mor = 0xffffffff;
+ id_ns_z->zoc = 0;
+ id_ns_z->ozcs = ns->params.cross_zone_read ? 0x01 : 0x00;
+
+ id_ns_z->lbafe[lba_index].zsze = cpu_to_le64(ns->zone_size);
+ id_ns_z->lbafe[lba_index].zdes = 0;
+
+ ns->csi = NVME_CSI_ZONED;
+ ns->id_ns.nsze = cpu_to_le64(ns->zone_size * ns->num_zones);
+ ns->id_ns.ncap = cpu_to_le64(ns->zone_capacity * ns->num_zones);
+ ns->id_ns.nuse = ns->id_ns.ncap;
+
+ ns->id_ns_zoned = id_ns_z;
+
+ return 0;
+}
+
+/*
+ * Close or finish all the zones that are currently open.
+ */
+static void nvme_zoned_clear_ns(NvmeNamespace *ns)
+{
+ NvmeZone *zone;
+ uint32_t set_state;
+ int i;
+
+ zone = ns->zone_array;
+ for (i = 0; i < ns->num_zones; i++, zone++) {
+ switch (nvme_get_zone_state(zone)) {
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ QTAILQ_REMOVE(&ns->imp_open_zones, zone, entry);
+ break;
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ QTAILQ_REMOVE(&ns->exp_open_zones, zone, entry);
+ break;
+ case NVME_ZONE_STATE_CLOSED:
+ /* fall through */
+ default:
+ continue;
+ }
+
+ if (zone->d.wp == zone->d.zslba) {
+ set_state = NVME_ZONE_STATE_EMPTY;
+ } else {
+ set_state = NVME_ZONE_STATE_CLOSED;
+ }
+
+ switch (set_state) {
+ case NVME_ZONE_STATE_CLOSED:
+ trace_pci_nvme_clear_ns_close(nvme_get_zone_state(zone),
+ zone->d.zslba);
+ QTAILQ_INSERT_TAIL(&ns->closed_zones, zone, entry);
+ break;
+ case NVME_ZONE_STATE_EMPTY:
+ trace_pci_nvme_clear_ns_reset(nvme_get_zone_state(zone),
+ zone->d.zslba);
+ break;
+ case NVME_ZONE_STATE_FULL:
+ trace_pci_nvme_clear_ns_full(nvme_get_zone_state(zone),
+ zone->d.zslba);
+ zone->d.wp = nvme_zone_wr_boundary(zone);
+ QTAILQ_INSERT_TAIL(&ns->full_zones, zone, entry);
+ }
+
+ zone->w_ptr = zone->d.wp;
+ nvme_set_zone_state(zone, set_state);
+ }
+}
+
static int nvme_ns_check_constraints(NvmeNamespace *ns, Error **errp)
{
if (!ns->blkconf.blk) {
@@ -97,6 +263,12 @@ int nvme_ns_setup(NvmeCtrl *n, NvmeNamespace *ns, Error **errp)
}
nvme_ns_init(ns);
+ if (ns->params.zoned) {
+ if (nvme_zoned_init_ns(n, ns, 0, errp) != 0) {
+ return -1;
+ }
+ }
+
if (nvme_register_namespace(n, ns, errp)) {
return -1;
}
@@ -114,6 +286,21 @@ void nvme_ns_flush(NvmeNamespace *ns)
blk_flush(ns->blkconf.blk);
}
+void nvme_ns_clear(NvmeNamespace *ns)
+{
+ if (ns->params.zoned) {
+ nvme_zoned_clear_ns(ns);
+ }
+}
+
+void nvme_ns_cleanup(NvmeNamespace *ns)
+{
+ if (ns->params.zoned) {
+ g_free(ns->id_ns_zoned);
+ g_free(ns->zone_array);
+ }
+}
+
static void nvme_ns_realize(DeviceState *dev, Error **errp)
{
NvmeNamespace *ns = NVME_NS(dev);
@@ -133,6 +320,12 @@ static Property nvme_ns_props[] = {
DEFINE_PROP_UINT32("nsid", NvmeNamespace, params.nsid, 0),
DEFINE_PROP_UUID("uuid", NvmeNamespace, params.uuid),
DEFINE_PROP_BOOL("attached", NvmeNamespace, params.attached, true),
+ DEFINE_PROP_BOOL("zoned", NvmeNamespace, params.zoned, false),
+ DEFINE_PROP_SIZE("zone_size", NvmeNamespace, params.zone_size_bs,
+ NVME_DEFAULT_ZONE_SIZE),
+ DEFINE_PROP_SIZE("zone_capacity", NvmeNamespace, params.zone_cap_bs, 0),
+ DEFINE_PROP_BOOL("cross_zone_read", NvmeNamespace,
+ params.cross_zone_read, false),
DEFINE_PROP_END_OF_LIST(),
};
@@ -19,10 +19,21 @@
#define NVME_NS(obj) \
OBJECT_CHECK(NvmeNamespace, (obj), TYPE_NVME_NS)
+typedef struct NvmeZone {
+ NvmeZoneDescr d;
+ uint64_t w_ptr;
+ QTAILQ_ENTRY(NvmeZone) entry;
+} NvmeZone;
+
typedef struct NvmeNamespaceParams {
uint32_t nsid;
bool attached;
QemuUUID uuid;
+
+ bool zoned;
+ bool cross_zone_read;
+ uint64_t zone_size_bs;
+ uint64_t zone_cap_bs;
} NvmeNamespaceParams;
typedef struct NvmeNamespace {
@@ -34,6 +45,18 @@ typedef struct NvmeNamespace {
const uint32_t *iocs;
uint8_t csi;
+ NvmeIdNsZoned *id_ns_zoned;
+ NvmeZone *zone_array;
+ QTAILQ_HEAD(, NvmeZone) exp_open_zones;
+ QTAILQ_HEAD(, NvmeZone) imp_open_zones;
+ QTAILQ_HEAD(, NvmeZone) closed_zones;
+ QTAILQ_HEAD(, NvmeZone) full_zones;
+ uint32_t num_zones;
+ uint64_t zone_size;
+ uint64_t zone_capacity;
+ uint64_t zone_array_size;
+ uint32_t zone_size_log2;
+
NvmeNamespaceParams params;
} NvmeNamespace;
@@ -71,8 +94,39 @@ static inline size_t nvme_l2b(NvmeNamespace *ns, uint64_t lba)
typedef struct NvmeCtrl NvmeCtrl;
+static inline uint8_t nvme_get_zone_state(NvmeZone *zone)
+{
+ return zone->d.zs >> 4;
+}
+
+static inline void nvme_set_zone_state(NvmeZone *zone, enum NvmeZoneState state)
+{
+ zone->d.zs = state << 4;
+}
+
+static inline uint64_t nvme_zone_rd_boundary(NvmeNamespace *ns, NvmeZone *zone)
+{
+ return zone->d.zslba + ns->zone_size;
+}
+
+static inline uint64_t nvme_zone_wr_boundary(NvmeZone *zone)
+{
+ return zone->d.zslba + zone->d.zcap;
+}
+
+static inline bool nvme_wp_is_valid(NvmeZone *zone)
+{
+ uint8_t st = nvme_get_zone_state(zone);
+
+ return st != NVME_ZONE_STATE_FULL &&
+ st != NVME_ZONE_STATE_READ_ONLY &&
+ st != NVME_ZONE_STATE_OFFLINE;
+}
+
int nvme_ns_setup(NvmeCtrl *n, NvmeNamespace *ns, Error **errp);
void nvme_ns_drain(NvmeNamespace *ns);
void nvme_ns_flush(NvmeNamespace *ns);
+void nvme_ns_clear(NvmeNamespace *ns);
+void nvme_ns_cleanup(NvmeNamespace *ns);
#endif /* NVME_NS_H */
@@ -133,6 +133,16 @@ static const uint32_t nvme_cse_iocs_nvm[256] = {
[NVME_CMD_READ] = NVME_CMD_EFF_CSUPP,
};
+static const uint32_t nvme_cse_iocs_zoned[256] = {
+ [NVME_CMD_FLUSH] = NVME_CMD_EFF_CSUPP | NVME_CMD_EFF_LBCC,
+ [NVME_CMD_WRITE_ZEROES] = NVME_CMD_EFF_CSUPP | NVME_CMD_EFF_LBCC,
+ [NVME_CMD_WRITE] = NVME_CMD_EFF_CSUPP | NVME_CMD_EFF_LBCC,
+ [NVME_CMD_READ] = NVME_CMD_EFF_CSUPP,
+ [NVME_CMD_ZONE_APPEND] = NVME_CMD_EFF_CSUPP | NVME_CMD_EFF_LBCC,
+ [NVME_CMD_ZONE_MGMT_SEND] = NVME_CMD_EFF_CSUPP,
+ [NVME_CMD_ZONE_MGMT_RECV] = NVME_CMD_EFF_CSUPP,
+};
+
static void nvme_process_sq(void *opaque);
static uint16_t nvme_cid(NvmeRequest *req)
@@ -149,6 +159,46 @@ static uint16_t nvme_sqid(NvmeRequest *req)
return le16_to_cpu(req->sq->sqid);
}
+static void nvme_assign_zone_state(NvmeNamespace *ns, NvmeZone *zone,
+ uint8_t state)
+{
+ if (QTAILQ_IN_USE(zone, entry)) {
+ switch (nvme_get_zone_state(zone)) {
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ QTAILQ_REMOVE(&ns->exp_open_zones, zone, entry);
+ break;
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ QTAILQ_REMOVE(&ns->imp_open_zones, zone, entry);
+ break;
+ case NVME_ZONE_STATE_CLOSED:
+ QTAILQ_REMOVE(&ns->closed_zones, zone, entry);
+ break;
+ case NVME_ZONE_STATE_FULL:
+ QTAILQ_REMOVE(&ns->full_zones, zone, entry);
+ }
+ }
+
+ nvme_set_zone_state(zone, state);
+
+ switch (state) {
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ QTAILQ_INSERT_TAIL(&ns->exp_open_zones, zone, entry);
+ break;
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ QTAILQ_INSERT_TAIL(&ns->imp_open_zones, zone, entry);
+ break;
+ case NVME_ZONE_STATE_CLOSED:
+ QTAILQ_INSERT_TAIL(&ns->closed_zones, zone, entry);
+ break;
+ case NVME_ZONE_STATE_FULL:
+ QTAILQ_INSERT_TAIL(&ns->full_zones, zone, entry);
+ case NVME_ZONE_STATE_READ_ONLY:
+ break;
+ default:
+ zone->d.za = 0;
+ }
+}
+
static bool nvme_addr_is_cmb(NvmeCtrl *n, hwaddr addr)
{
hwaddr low = n->ctrl_mem.addr;
@@ -841,7 +891,7 @@ static void nvme_process_aers(void *opaque)
req = n->aer_reqs[n->outstanding_aers];
- result = (NvmeAerResult *) &req->cqe.result;
+ result = (NvmeAerResult *) &req->cqe.result32;
result->event_type = event->result.event_type;
result->event_info = event->result.event_info;
result->log_page = event->result.log_page;
@@ -910,6 +960,326 @@ static inline uint16_t nvme_check_bounds(NvmeCtrl *n, NvmeNamespace *ns,
return NVME_SUCCESS;
}
+static void nvme_fill_read_data(NvmeRequest *req, uint64_t offset,
+ uint32_t max_len, uint8_t pattern)
+{
+ QEMUSGList *qsg = &req->qsg;
+ QEMUIOVector *iov = &req->iov;
+ ScatterGatherEntry *entry;
+ uint32_t len, ent_len;
+
+ if (qsg->nsg > 0) {
+ entry = qsg->sg;
+ len = qsg->size;
+ if (max_len) {
+ len = MIN(len, max_len);
+ }
+ for (; len > 0; len -= ent_len) {
+ ent_len = MIN(len, entry->len);
+ if (offset > ent_len) {
+ offset -= ent_len;
+ } else if (offset != 0) {
+ dma_memory_set(qsg->as, entry->base + offset,
+ pattern, ent_len - offset);
+ offset = 0;
+ } else {
+ dma_memory_set(qsg->as, entry->base, pattern, ent_len);
+ }
+ entry++;
+ }
+ } else if (iov->iov) {
+ len = iov_size(iov->iov, iov->niov);
+ if (max_len) {
+ len = MIN(len, max_len);
+ }
+ qemu_iovec_memset(iov, offset, pattern, len - offset);
+ }
+}
+
+static inline uint32_t nvme_zone_idx(NvmeNamespace *ns, uint64_t slba)
+{
+ return ns->zone_size_log2 > 0 ? slba >> ns->zone_size_log2 :
+ slba / ns->zone_size;
+}
+
+static inline NvmeZone *nvme_get_zone_by_slba(NvmeNamespace *ns, uint64_t slba)
+{
+ uint32_t zone_idx = nvme_zone_idx(ns, slba);
+
+ assert(zone_idx < ns->num_zones);
+ return &ns->zone_array[zone_idx];
+}
+
+static uint16_t nvme_zone_state_ok_to_write(NvmeZone *zone)
+{
+ uint16_t status;
+
+ switch (nvme_get_zone_state(zone)) {
+ case NVME_ZONE_STATE_EMPTY:
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ case NVME_ZONE_STATE_CLOSED:
+ status = NVME_SUCCESS;
+ break;
+ case NVME_ZONE_STATE_FULL:
+ status = NVME_ZONE_FULL;
+ break;
+ case NVME_ZONE_STATE_OFFLINE:
+ status = NVME_ZONE_OFFLINE;
+ break;
+ case NVME_ZONE_STATE_READ_ONLY:
+ status = NVME_ZONE_READ_ONLY;
+ break;
+ default:
+ assert(false);
+ }
+
+ return status;
+}
+
+static uint16_t nvme_check_zone_write(NvmeCtrl *n, NvmeNamespace *ns,
+ NvmeZone *zone, uint64_t slba,
+ uint32_t nlb, bool append)
+{
+ uint16_t status;
+
+ if (unlikely((slba + nlb) > nvme_zone_wr_boundary(zone))) {
+ status = NVME_ZONE_BOUNDARY_ERROR;
+ } else {
+ status = nvme_zone_state_ok_to_write(zone);
+ }
+
+ if (status != NVME_SUCCESS) {
+ trace_pci_nvme_err_zone_write_not_ok(slba, nlb, status);
+ } else {
+ assert(nvme_wp_is_valid(zone));
+ if (append) {
+ if (unlikely(slba != zone->d.zslba)) {
+ trace_pci_nvme_err_append_not_at_start(slba, zone->d.zslba);
+ status = NVME_ZONE_INVALID_WRITE;
+ }
+ if (nvme_l2b(ns, nlb) > (n->page_size << n->zasl)) {
+ trace_pci_nvme_err_append_too_large(slba, nlb, n->zasl);
+ status = NVME_INVALID_FIELD;
+ }
+ } else if (unlikely(slba != zone->w_ptr)) {
+ trace_pci_nvme_err_write_not_at_wp(slba, zone->d.zslba,
+ zone->w_ptr);
+ status = NVME_ZONE_INVALID_WRITE;
+ }
+ }
+
+ return status;
+}
+
+static uint16_t nvme_zone_state_ok_to_read(NvmeZone *zone)
+{
+ uint16_t status;
+
+ switch (nvme_get_zone_state(zone)) {
+ case NVME_ZONE_STATE_EMPTY:
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ case NVME_ZONE_STATE_FULL:
+ case NVME_ZONE_STATE_CLOSED:
+ case NVME_ZONE_STATE_READ_ONLY:
+ status = NVME_SUCCESS;
+ break;
+ case NVME_ZONE_STATE_OFFLINE:
+ status = NVME_ZONE_OFFLINE | NVME_DNR;
+ break;
+ default:
+ assert(false);
+ }
+
+ return status;
+}
+
+typedef struct NvmeReadFillCtx {
+ uint64_t pre_rd_fill_slba;
+ uint64_t read_slba;
+ uint64_t post_rd_fill_slba;
+
+ uint32_t pre_rd_fill_nlb;
+ uint32_t read_nlb;
+ uint32_t post_rd_fill_nlb;
+} NvmeReadFillCtx;
+
+static uint16_t nvme_check_zone_read(NvmeNamespace *ns, NvmeZone *zone,
+ uint64_t slba, uint32_t nlb,
+ NvmeReadFillCtx *rfc)
+{
+ NvmeZone *next_zone;
+ uint64_t bndry = nvme_zone_rd_boundary(ns, zone);
+ uint64_t end = slba + nlb, wp1, wp2;
+ uint16_t status;
+
+ rfc->pre_rd_fill_slba = ~0ULL;
+ rfc->pre_rd_fill_nlb = 0;
+ rfc->read_slba = slba;
+ rfc->read_nlb = nlb;
+ rfc->post_rd_fill_slba = ~0ULL;
+ rfc->post_rd_fill_nlb = 0;
+
+ status = nvme_zone_state_ok_to_read(zone);
+ if (status != NVME_SUCCESS) {
+ ;
+ } else if (likely(end <= bndry)) {
+ if (end > zone->w_ptr) {
+ wp1 = zone->w_ptr;
+ if (slba >= wp1) {
+ /* No i/o necessary, just fill */
+ rfc->pre_rd_fill_slba = slba;
+ rfc->pre_rd_fill_nlb = nlb;
+ rfc->read_nlb = 0;
+ } else {
+ rfc->read_nlb = wp1 - slba;
+ rfc->post_rd_fill_slba = wp1;
+ rfc->post_rd_fill_nlb = nlb - rfc->read_nlb;
+ }
+ }
+ } else if (!ns->params.cross_zone_read) {
+ status = NVME_ZONE_BOUNDARY_ERROR;
+ } else {
+ /*
+ * Read across zone boundary, look at the next zone.
+ * Earlier bounds checks ensure that the current zone
+ * is not the last one.
+ */
+ next_zone = zone + 1;
+ status = nvme_zone_state_ok_to_read(next_zone);
+ if (status != NVME_SUCCESS) {
+ ;
+ } else if (end > nvme_zone_rd_boundary(ns, next_zone)) {
+ /*
+ * As zone size is much larger than a typical maximum
+ * i/o size in real hardware, allow the i/o range
+ * to span no more than one pair of zones.
+ */
+ status = NVME_ZONE_BOUNDARY_ERROR;
+ } else {
+ wp1 = zone->w_ptr;
+ wp2 = next_zone->w_ptr;
+ if (wp2 == bndry) {
+ if (slba >= wp1) {
+ /* Again, no i/o necessary, just fill */
+ rfc->pre_rd_fill_slba = slba;
+ rfc->pre_rd_fill_nlb = nlb;
+ rfc->read_nlb = 0;
+ } else {
+ rfc->read_nlb = wp1 - slba;
+ rfc->post_rd_fill_slba = wp1;
+ rfc->post_rd_fill_nlb = nlb - rfc->read_nlb;
+ }
+ } else if (slba < wp1) {
+ if (end > wp2) {
+ if (wp1 == bndry) {
+ rfc->post_rd_fill_slba = wp2;
+ rfc->post_rd_fill_nlb = end - wp2;
+ rfc->read_nlb = wp2 - slba;
+ } else {
+ rfc->pre_rd_fill_slba = wp2;
+ rfc->pre_rd_fill_nlb = end - wp2;
+ rfc->read_nlb = wp2 - slba;
+ rfc->post_rd_fill_slba = wp1;
+ rfc->post_rd_fill_nlb = bndry - wp1;
+ }
+ } else {
+ rfc->post_rd_fill_slba = wp1;
+ rfc->post_rd_fill_nlb = bndry - wp1;
+ }
+ } else {
+ if (end > wp2) {
+ rfc->pre_rd_fill_slba = slba;
+ rfc->pre_rd_fill_nlb = end - slba;
+ rfc->read_slba = bndry;
+ rfc->read_nlb = wp2 - bndry;
+ } else {
+ rfc->read_slba = bndry;
+ rfc->read_nlb = end - bndry;
+ rfc->post_rd_fill_slba = slba;
+ rfc->post_rd_fill_nlb = bndry - slba;
+ }
+ }
+ }
+ }
+
+ return status;
+}
+
+static bool nvme_finalize_zoned_write(NvmeNamespace *ns, NvmeRequest *req,
+ bool failed)
+{
+ NvmeRwCmd *rw = (NvmeRwCmd *)&req->cmd;
+ NvmeZone *zone;
+ uint64_t slba, start_wp = req->cqe.result64;
+ uint32_t nlb;
+
+ if (rw->opcode != NVME_CMD_WRITE &&
+ rw->opcode != NVME_CMD_ZONE_APPEND &&
+ rw->opcode != NVME_CMD_WRITE_ZEROES) {
+ return false;
+ }
+
+ slba = le64_to_cpu(rw->slba);
+ nlb = le16_to_cpu(rw->nlb) + 1;
+ zone = nvme_get_zone_by_slba(ns, slba);
+
+ if (!failed && zone->w_ptr < start_wp + nlb) {
+ /*
+ * A preceding queued write to the zone has failed,
+ * now this write is not at the WP, fail it too.
+ */
+ failed = true;
+ }
+
+ if (failed) {
+ if (zone->w_ptr > start_wp) {
+ zone->w_ptr = start_wp;
+ zone->d.wp = start_wp;
+ }
+ req->cqe.result64 = 0;
+ } else if (zone->w_ptr == nvme_zone_wr_boundary(zone)) {
+ switch (nvme_get_zone_state(zone)) {
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ case NVME_ZONE_STATE_CLOSED:
+ case NVME_ZONE_STATE_EMPTY:
+ nvme_assign_zone_state(ns, zone, NVME_ZONE_STATE_FULL);
+ /* fall through */
+ case NVME_ZONE_STATE_FULL:
+ break;
+ default:
+ assert(false);
+ }
+ zone->d.wp = zone->w_ptr;
+ } else {
+ zone->d.wp += nlb;
+ }
+
+ return failed;
+}
+
+static uint64_t nvme_advance_zone_wp(NvmeNamespace *ns, NvmeZone *zone,
+ uint32_t nlb)
+{
+ uint64_t result = zone->w_ptr;
+ uint8_t zs;
+
+ zone->w_ptr += nlb;
+
+ if (zone->w_ptr < nvme_zone_wr_boundary(zone)) {
+ zs = nvme_get_zone_state(zone);
+ switch (zs) {
+ case NVME_ZONE_STATE_EMPTY:
+ case NVME_ZONE_STATE_CLOSED:
+ nvme_assign_zone_state(ns, zone, NVME_ZONE_STATE_IMPLICITLY_OPEN);
+ }
+ }
+
+ return result;
+}
+
static void nvme_rw_cb(void *opaque, int ret)
{
NvmeRequest *req = opaque;
@@ -924,10 +1294,27 @@ static void nvme_rw_cb(void *opaque, int ret)
trace_pci_nvme_rw_cb(nvme_cid(req), blk_name(blk));
if (!ret) {
- block_acct_done(stats, acct);
+ if (ns->params.zoned) {
+ if (nvme_finalize_zoned_write(ns, req, false)) {
+ ret = EIO;
+ block_acct_failed(stats, acct);
+ req->status = NVME_ZONE_INVALID_WRITE;
+ } else if (req->fill_len) {
+ nvme_fill_read_data(req, req->fill_ofs, req->fill_len,
+ nvme_ctrl(req)->params.fill_pattern);
+ req->fill_len = 0;
+ }
+ }
+ if (!ret) {
+ block_acct_done(stats, acct);
+ }
} else {
uint16_t status;
+ if (ns->params.zoned) {
+ nvme_finalize_zoned_write(ns, req, true);
+ }
+
block_acct_failed(stats, acct);
switch (req->cmd.opcode) {
@@ -969,8 +1356,10 @@ static uint16_t nvme_write_zeroes(NvmeCtrl *n, NvmeRequest *req)
NvmeNamespace *ns = req->ns;
uint64_t slba = le64_to_cpu(rw->slba);
uint32_t nlb = (uint32_t)le16_to_cpu(rw->nlb) + 1;
+ NvmeZone *zone;
uint64_t offset = nvme_l2b(ns, slba);
uint32_t count = nvme_l2b(ns, nlb);
+ BlockBackend *blk = ns->blkconf.blk;
uint16_t status;
trace_pci_nvme_write_zeroes(nvme_cid(req), nvme_nsid(ns), slba, nlb);
@@ -981,24 +1370,41 @@ static uint16_t nvme_write_zeroes(NvmeCtrl *n, NvmeRequest *req)
return status;
}
- block_acct_start(blk_get_stats(req->ns->blkconf.blk), &req->acct, 0,
- BLOCK_ACCT_WRITE);
- req->aiocb = blk_aio_pwrite_zeroes(req->ns->blkconf.blk, offset, count,
+ if (ns->params.zoned) {
+ zone = nvme_get_zone_by_slba(ns, slba);
+
+ status = nvme_check_zone_write(n, ns, zone, slba, nlb, false);
+ if (status != NVME_SUCCESS) {
+ goto invalid;
+ }
+
+ req->cqe.result64 = nvme_advance_zone_wp(ns, zone, nlb);
+ }
+
+ block_acct_start(blk_get_stats(blk), &req->acct, 0, BLOCK_ACCT_WRITE);
+ req->aiocb = blk_aio_pwrite_zeroes(blk, offset, count,
BDRV_REQ_MAY_UNMAP, nvme_rw_cb, req);
return NVME_NO_COMPLETE;
+
+invalid:
+ block_acct_invalid(blk_get_stats(blk), BLOCK_ACCT_WRITE);
+ return status | NVME_DNR;
}
-static uint16_t nvme_rw(NvmeCtrl *n, NvmeRequest *req)
+static uint16_t nvme_rw(NvmeCtrl *n, NvmeRequest *req, bool append)
{
NvmeRwCmd *rw = (NvmeRwCmd *)&req->cmd;
NvmeNamespace *ns = req->ns;
uint32_t nlb = (uint32_t)le16_to_cpu(rw->nlb) + 1;
uint64_t slba = le64_to_cpu(rw->slba);
-
uint64_t data_size = nvme_l2b(ns, nlb);
- uint64_t data_offset = nvme_l2b(ns, slba);
- enum BlockAcctType acct = req->cmd.opcode == NVME_CMD_WRITE ?
- BLOCK_ACCT_WRITE : BLOCK_ACCT_READ;
+ uint64_t data_offset, fill_ofs;
+
+ NvmeZone *zone;
+ uint32_t fill_len;
+ NvmeReadFillCtx rfc;
+ bool is_write = rw->opcode == NVME_CMD_WRITE || append;
+ enum BlockAcctType acct = is_write ? BLOCK_ACCT_WRITE : BLOCK_ACCT_READ;
BlockBackend *blk = ns->blkconf.blk;
uint16_t status;
@@ -1017,14 +1423,71 @@ static uint16_t nvme_rw(NvmeCtrl *n, NvmeRequest *req)
goto invalid;
}
+ if (ns->params.zoned) {
+ zone = nvme_get_zone_by_slba(ns, slba);
+
+ if (is_write) {
+ status = nvme_check_zone_write(n, ns, zone, slba, nlb, append);
+ if (status != NVME_SUCCESS) {
+ goto invalid;
+ }
+
+ if (append) {
+ slba = zone->w_ptr;
+ }
+
+ req->cqe.result64 = nvme_advance_zone_wp(ns, zone, nlb);
+ } else {
+ status = nvme_check_zone_read(ns, zone, slba, nlb, &rfc);
+ if (status != NVME_SUCCESS) {
+ trace_pci_nvme_err_zone_read_not_ok(slba, nlb, status);
+ goto invalid;
+ }
+ }
+ } else if (append) {
+ trace_pci_nvme_err_invalid_opc(rw->opcode);
+ status = NVME_INVALID_OPCODE;
+ goto invalid;
+ }
+
+ data_offset = nvme_l2b(ns, slba);
+
status = nvme_map_dptr(n, data_size, req);
if (status) {
goto invalid;
}
+ if (ns->params.zoned) {
+ if (is_write) {
+ req->cqe.result64 = nvme_advance_zone_wp(ns, zone, nlb);
+ } else {
+ if (rfc.pre_rd_fill_nlb) {
+ fill_ofs = nvme_l2b(ns, rfc.pre_rd_fill_slba - slba);
+ fill_len = nvme_l2b(ns, rfc.pre_rd_fill_nlb);
+ nvme_fill_read_data(req, fill_ofs, fill_len,
+ n->params.fill_pattern);
+ }
+ if (!rfc.read_nlb) {
+ /* No backend I/O necessary, only needed to fill the buffer */
+ req->status = NVME_SUCCESS;
+ return NVME_SUCCESS;
+ }
+ if (rfc.post_rd_fill_nlb) {
+ req->fill_ofs = nvme_l2b(ns, rfc.post_rd_fill_slba - slba);
+ req->fill_len = nvme_l2b(ns, rfc.post_rd_fill_nlb);
+ } else {
+ req->fill_len = 0;
+ }
+ slba = rfc.read_slba;
+ data_size = nvme_l2b(ns, rfc.read_nlb);
+ }
+ }
+
+ data_offset = nvme_l2b(ns, slba);
+
block_acct_start(blk_get_stats(blk), &req->acct, data_size, acct);
if (req->qsg.sg) {
- if (acct == BLOCK_ACCT_WRITE) {
+ if (is_write) {
req->aiocb = dma_blk_write(blk, &req->qsg, data_offset,
BDRV_SECTOR_SIZE, nvme_rw_cb, req);
} else {
@@ -1032,7 +1495,7 @@ static uint16_t nvme_rw(NvmeCtrl *n, NvmeRequest *req)
BDRV_SECTOR_SIZE, nvme_rw_cb, req);
}
} else {
- if (acct == BLOCK_ACCT_WRITE) {
+ if (is_write) {
req->aiocb = blk_aio_pwritev(blk, data_offset, &req->iov, 0,
nvme_rw_cb, req);
} else {
@@ -1043,10 +1506,383 @@ static uint16_t nvme_rw(NvmeCtrl *n, NvmeRequest *req)
return NVME_NO_COMPLETE;
invalid:
- block_acct_invalid(blk_get_stats(ns->blkconf.blk), acct);
+ block_acct_invalid(blk_get_stats(blk), acct);
+ return status | NVME_DNR;
+}
+
+static uint16_t nvme_get_mgmt_zone_slba_idx(NvmeNamespace *ns, NvmeCmd *c,
+ uint64_t *slba, uint32_t *zone_idx)
+{
+ uint32_t dw10 = le32_to_cpu(c->cdw10);
+ uint32_t dw11 = le32_to_cpu(c->cdw11);
+
+ if (!ns->params.zoned) {
+ trace_pci_nvme_err_invalid_opc(c->opcode);
+ return NVME_INVALID_OPCODE | NVME_DNR;
+ }
+
+ *slba = ((uint64_t)dw11) << 32 | dw10;
+ if (unlikely(*slba >= ns->id_ns.nsze)) {
+ trace_pci_nvme_err_invalid_lba_range(*slba, 0, ns->id_ns.nsze);
+ *slba = 0;
+ return NVME_LBA_RANGE | NVME_DNR;
+ }
+
+ *zone_idx = nvme_zone_idx(ns, *slba);
+ assert(*zone_idx < ns->num_zones);
+
+ return NVME_SUCCESS;
+}
+
+static uint16_t nvme_open_zone(NvmeNamespace *ns, NvmeZone *zone,
+ uint8_t state)
+{
+ switch (state) {
+ case NVME_ZONE_STATE_EMPTY:
+ case NVME_ZONE_STATE_CLOSED:
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ nvme_assign_zone_state(ns, zone, NVME_ZONE_STATE_EXPLICITLY_OPEN);
+ /* fall through */
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ return NVME_SUCCESS;
+ }
+
+ return NVME_ZONE_INVAL_TRANSITION;
+}
+
+static bool nvme_cond_open_all(uint8_t state)
+{
+ return state == NVME_ZONE_STATE_CLOSED;
+}
+
+static uint16_t nvme_close_zone(NvmeNamespace *ns, NvmeZone *zone,
+ uint8_t state)
+{
+ switch (state) {
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ nvme_assign_zone_state(ns, zone, NVME_ZONE_STATE_CLOSED);
+ /* fall through */
+ case NVME_ZONE_STATE_CLOSED:
+ return NVME_SUCCESS;
+ }
+
+ return NVME_ZONE_INVAL_TRANSITION;
+}
+
+static bool nvme_cond_close_all(uint8_t state)
+{
+ return state == NVME_ZONE_STATE_IMPLICITLY_OPEN ||
+ state == NVME_ZONE_STATE_EXPLICITLY_OPEN;
+}
+
+static uint16_t nvme_finish_zone(NvmeNamespace *ns, NvmeZone *zone,
+ uint8_t state)
+{
+ switch (state) {
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ case NVME_ZONE_STATE_CLOSED:
+ case NVME_ZONE_STATE_EMPTY:
+ zone->w_ptr = nvme_zone_wr_boundary(zone);
+ zone->d.wp = zone->w_ptr;
+ nvme_assign_zone_state(ns, zone, NVME_ZONE_STATE_FULL);
+ /* fall through */
+ case NVME_ZONE_STATE_FULL:
+ return NVME_SUCCESS;
+ }
+
+ return NVME_ZONE_INVAL_TRANSITION;
+}
+
+static bool nvme_cond_finish_all(uint8_t state)
+{
+ return state == NVME_ZONE_STATE_IMPLICITLY_OPEN ||
+ state == NVME_ZONE_STATE_EXPLICITLY_OPEN ||
+ state == NVME_ZONE_STATE_CLOSED;
+}
+
+static uint16_t nvme_reset_zone(NvmeNamespace *ns, NvmeZone *zone,
+ uint8_t state)
+{
+ switch (state) {
+ case NVME_ZONE_STATE_EXPLICITLY_OPEN:
+ case NVME_ZONE_STATE_IMPLICITLY_OPEN:
+ case NVME_ZONE_STATE_CLOSED:
+ case NVME_ZONE_STATE_FULL:
+ zone->w_ptr = zone->d.zslba;
+ zone->d.wp = zone->w_ptr;
+ nvme_assign_zone_state(ns, zone, NVME_ZONE_STATE_EMPTY);
+ /* fall through */
+ case NVME_ZONE_STATE_EMPTY:
+ return NVME_SUCCESS;
+ }
+
+ return NVME_ZONE_INVAL_TRANSITION;
+}
+
+static bool nvme_cond_reset_all(uint8_t state)
+{
+ return state == NVME_ZONE_STATE_IMPLICITLY_OPEN ||
+ state == NVME_ZONE_STATE_EXPLICITLY_OPEN ||
+ state == NVME_ZONE_STATE_CLOSED ||
+ state == NVME_ZONE_STATE_FULL;
+}
+
+static uint16_t nvme_offline_zone(NvmeNamespace *ns, NvmeZone *zone,
+ uint8_t state)
+{
+ switch (state) {
+ case NVME_ZONE_STATE_READ_ONLY:
+ nvme_assign_zone_state(ns, zone, NVME_ZONE_STATE_OFFLINE);
+ /* fall through */
+ case NVME_ZONE_STATE_OFFLINE:
+ return NVME_SUCCESS;
+ }
+
+ return NVME_ZONE_INVAL_TRANSITION;
+}
+
+static bool nvme_cond_offline_all(uint8_t state)
+{
+ return state == NVME_ZONE_STATE_READ_ONLY;
+}
+
+typedef uint16_t (*op_handler_t)(NvmeNamespace *, NvmeZone *,
+ uint8_t);
+typedef bool (*need_to_proc_zone_t)(uint8_t);
+
+static uint16_t name_do_zone_op(NvmeNamespace *ns, NvmeZone *zone,
+ uint8_t state, bool all,
+ op_handler_t op_hndlr,
+ need_to_proc_zone_t proc_zone)
+{
+ int i;
+ uint16_t status = 0;
+
+ if (!all) {
+ status = op_hndlr(ns, zone, state);
+ } else {
+ for (i = 0; i < ns->num_zones; i++, zone++) {
+ state = nvme_get_zone_state(zone);
+ if (proc_zone(state)) {
+ status = op_hndlr(ns, zone, state);
+ if (status != NVME_SUCCESS) {
+ break;
+ }
+ }
+ }
+ }
+
return status;
}
+static uint16_t nvme_zone_mgmt_send(NvmeCtrl *n, NvmeRequest *req)
+{
+ NvmeCmd *cmd = (NvmeCmd *)&req->cmd;
+ NvmeNamespace *ns = req->ns;
+ uint32_t dw13 = le32_to_cpu(cmd->cdw13);
+ uint64_t slba = 0;
+ uint32_t zone_idx = 0;
+ uint16_t status;
+ uint8_t action, state;
+ bool all;
+ NvmeZone *zone;
+
+ action = dw13 & 0xff;
+ all = dw13 & 0x100;
+
+ req->status = NVME_SUCCESS;
+
+ if (!all) {
+ status = nvme_get_mgmt_zone_slba_idx(ns, cmd, &slba, &zone_idx);
+ if (status) {
+ return status;
+ }
+ }
+
+ zone = &ns->zone_array[zone_idx];
+ if (slba != zone->d.zslba) {
+ trace_pci_nvme_err_unaligned_zone_cmd(action, slba, zone->d.zslba);
+ return NVME_INVALID_FIELD | NVME_DNR;
+ }
+ state = nvme_get_zone_state(zone);
+
+ switch (action) {
+
+ case NVME_ZONE_ACTION_OPEN:
+ trace_pci_nvme_open_zone(slba, zone_idx, all);
+ status = name_do_zone_op(ns, zone, state, all,
+ nvme_open_zone, nvme_cond_open_all);
+ break;
+
+ case NVME_ZONE_ACTION_CLOSE:
+ trace_pci_nvme_close_zone(slba, zone_idx, all);
+ status = name_do_zone_op(ns, zone, state, all,
+ nvme_close_zone, nvme_cond_close_all);
+ break;
+
+ case NVME_ZONE_ACTION_FINISH:
+ trace_pci_nvme_finish_zone(slba, zone_idx, all);
+ status = name_do_zone_op(ns, zone, state, all,
+ nvme_finish_zone, nvme_cond_finish_all);
+ break;
+
+ case NVME_ZONE_ACTION_RESET:
+ trace_pci_nvme_reset_zone(slba, zone_idx, all);
+ status = name_do_zone_op(ns, zone, state, all,
+ nvme_reset_zone, nvme_cond_reset_all);
+ break;
+
+ case NVME_ZONE_ACTION_OFFLINE:
+ trace_pci_nvme_offline_zone(slba, zone_idx, all);
+ status = name_do_zone_op(ns, zone, state, all,
+ nvme_offline_zone, nvme_cond_offline_all);
+ break;
+
+ case NVME_ZONE_ACTION_SET_ZD_EXT:
+ trace_pci_nvme_set_descriptor_extension(slba, zone_idx);
+ return NVME_INVALID_FIELD | NVME_DNR;
+ break;
+
+ default:
+ trace_pci_nvme_err_invalid_mgmt_action(action);
+ status = NVME_INVALID_FIELD;
+ }
+
+ if (status == NVME_ZONE_INVAL_TRANSITION) {
+ trace_pci_nvme_err_invalid_zone_state_transition(state, action, slba,
+ zone->d.za);
+ }
+ if (status) {
+ status |= NVME_DNR;
+ }
+
+ return status;
+}
+
+static bool nvme_zone_matches_filter(uint32_t zafs, NvmeZone *zl)
+{
+ int zs = nvme_get_zone_state(zl);
+
+ switch (zafs) {
+ case NVME_ZONE_REPORT_ALL:
+ return true;
+ case NVME_ZONE_REPORT_EMPTY:
+ return zs == NVME_ZONE_STATE_EMPTY;
+ case NVME_ZONE_REPORT_IMPLICITLY_OPEN:
+ return zs == NVME_ZONE_STATE_IMPLICITLY_OPEN;
+ case NVME_ZONE_REPORT_EXPLICITLY_OPEN:
+ return zs == NVME_ZONE_STATE_EXPLICITLY_OPEN;
+ case NVME_ZONE_REPORT_CLOSED:
+ return zs == NVME_ZONE_STATE_CLOSED;
+ case NVME_ZONE_REPORT_FULL:
+ return zs == NVME_ZONE_STATE_FULL;
+ case NVME_ZONE_REPORT_READ_ONLY:
+ return zs == NVME_ZONE_STATE_READ_ONLY;
+ case NVME_ZONE_REPORT_OFFLINE:
+ return zs == NVME_ZONE_STATE_OFFLINE;
+ default:
+ return false;
+ }
+}
+
+static uint16_t nvme_zone_mgmt_recv(NvmeCtrl *n, NvmeRequest *req)
+{
+ NvmeCmd *cmd = (NvmeCmd *)&req->cmd;
+ NvmeNamespace *ns = req->ns;
+ /* cdw12 is zero-based number of dwords to return. Convert to bytes */
+ uint32_t len = (le32_to_cpu(cmd->cdw12) + 1) << 2;
+ uint32_t dw13 = le32_to_cpu(cmd->cdw13);
+ uint32_t zone_idx, zra, zrasf, partial;
+ uint64_t max_zones, nr_zones = 0;
+ uint16_t ret;
+ uint64_t slba;
+ NvmeZoneDescr *z;
+ NvmeZone *zs;
+ NvmeZoneReportHeader *header;
+ void *buf, *buf_p;
+ size_t zone_entry_sz;
+
+ req->status = NVME_SUCCESS;
+
+ ret = nvme_get_mgmt_zone_slba_idx(ns, cmd, &slba, &zone_idx);
+ if (ret) {
+ return ret;
+ }
+
+ if (len < sizeof(NvmeZoneReportHeader)) {
+ return NVME_INVALID_FIELD | NVME_DNR;
+ }
+
+ zra = dw13 & 0xff;
+ if (!(zra == NVME_ZONE_REPORT || zra == NVME_ZONE_REPORT_EXTENDED)) {
+ return NVME_INVALID_FIELD | NVME_DNR;
+ }
+
+ if (zra == NVME_ZONE_REPORT_EXTENDED) {
+ return NVME_INVALID_FIELD | NVME_DNR;
+ }
+
+ zrasf = (dw13 >> 8) & 0xff;
+ if (zrasf > NVME_ZONE_REPORT_OFFLINE) {
+ return NVME_INVALID_FIELD | NVME_DNR;
+ }
+
+ partial = (dw13 >> 16) & 0x01;
+
+ zone_entry_sz = sizeof(NvmeZoneDescr);
+
+ max_zones = (len - sizeof(NvmeZoneReportHeader)) / zone_entry_sz;
+ buf = g_malloc0(len);
+
+ header = (NvmeZoneReportHeader *)buf;
+ buf_p = buf + sizeof(NvmeZoneReportHeader);
+
+ while (zone_idx < ns->num_zones && nr_zones < max_zones) {
+ zs = &ns->zone_array[zone_idx];
+
+ if (!nvme_zone_matches_filter(zrasf, zs)) {
+ zone_idx++;
+ continue;
+ }
+
+ z = (NvmeZoneDescr *)buf_p;
+ buf_p += sizeof(NvmeZoneDescr);
+ nr_zones++;
+
+ z->zt = zs->d.zt;
+ z->zs = zs->d.zs;
+ z->zcap = cpu_to_le64(zs->d.zcap);
+ z->zslba = cpu_to_le64(zs->d.zslba);
+ z->za = zs->d.za;
+
+ if (nvme_wp_is_valid(zs)) {
+ z->wp = cpu_to_le64(zs->d.wp);
+ } else {
+ z->wp = cpu_to_le64(~0ULL);
+ }
+
+ zone_idx++;
+ }
+
+ if (!partial) {
+ for (; zone_idx < ns->num_zones; zone_idx++) {
+ zs = &ns->zone_array[zone_idx];
+ if (nvme_zone_matches_filter(zrasf, zs)) {
+ nr_zones++;
+ }
+ }
+ }
+ header->nr_zones = cpu_to_le64(nr_zones);
+
+ ret = nvme_dma(n, (uint8_t *)buf, len, DMA_DIRECTION_FROM_DEVICE, req);
+
+ g_free(buf);
+
+ return ret;
+}
+
static uint16_t nvme_io_cmd(NvmeCtrl *n, NvmeRequest *req)
{
uint32_t nsid = le32_to_cpu(req->cmd.nsid);
@@ -1076,9 +1912,15 @@ static uint16_t nvme_io_cmd(NvmeCtrl *n, NvmeRequest *req)
return nvme_flush(n, req);
case NVME_CMD_WRITE_ZEROES:
return nvme_write_zeroes(n, req);
+ case NVME_CMD_ZONE_APPEND:
+ return nvme_rw(n, req, true);
case NVME_CMD_WRITE:
case NVME_CMD_READ:
- return nvme_rw(n, req);
+ return nvme_rw(n, req, false);
+ case NVME_CMD_ZONE_MGMT_SEND:
+ return nvme_zone_mgmt_send(n, req);
+ case NVME_CMD_ZONE_MGMT_RECV:
+ return nvme_zone_mgmt_recv(n, req);
default:
assert(false);
}
@@ -1320,10 +2162,11 @@ static uint16_t nvme_error_info(NvmeCtrl *n, uint8_t rae, uint32_t buf_len,
DMA_DIRECTION_FROM_DEVICE, req);
}
-static uint16_t nvme_cmd_effects(NvmeCtrl *n, uint32_t buf_len,
+static uint16_t nvme_cmd_effects(NvmeCtrl *n, uint8_t csi, uint32_t buf_len,
uint64_t off, NvmeRequest *req)
{
NvmeEffectsLog log = {};
+ const uint32_t *src_iocs = NULL;
uint32_t *dst_acs = log.acs, *dst_iocs = log.iocs;
uint32_t trans_len;
int i;
@@ -1335,13 +2178,31 @@ static uint16_t nvme_cmd_effects(NvmeCtrl *n, uint32_t buf_len,
return NVME_INVALID_FIELD | NVME_DNR;
}
+ switch (NVME_CC_CSS(n->bar.cc)) {
+ case NVME_CC_CSS_NVM:
+ src_iocs = nvme_cse_iocs_nvm;
+ break;
+ case NVME_CC_CSS_CSI:
+ switch (csi) {
+ case NVME_CSI_NVM:
+ src_iocs = nvme_cse_iocs_nvm;
+ break;
+ case NVME_CSI_ZONED:
+ src_iocs = nvme_cse_iocs_zoned;
+ break;
+ }
+ /* fall through */
+ case NVME_CC_CSS_ADMIN_ONLY:
+ break;
+ }
+
for (i = 0; i < 256; i++) {
dst_acs[i] = nvme_cse_acs[i];
}
- if (NVME_CC_CSS(n->bar.cc) != NVME_CC_CSS_ADMIN_ONLY) {
+ if (src_iocs) {
for (i = 0; i < 256; i++) {
- dst_iocs[i] = nvme_cse_iocs_nvm[i];
+ dst_iocs[i] = src_iocs[i];
}
}
@@ -1362,6 +2223,7 @@ static uint16_t nvme_get_log(NvmeCtrl *n, NvmeRequest *req)
uint8_t lid = dw10 & 0xff;
uint8_t lsp = (dw10 >> 8) & 0xf;
uint8_t rae = (dw10 >> 15) & 0x1;
+ uint8_t csi = le32_to_cpu(cmd->cdw14) >> 24;
uint32_t numdl, numdu;
uint64_t off, lpol, lpou;
size_t len;
@@ -1395,7 +2257,7 @@ static uint16_t nvme_get_log(NvmeCtrl *n, NvmeRequest *req)
case NVME_LOG_FW_SLOT_INFO:
return nvme_fw_log_info(n, len, off, req);
case NVME_LOG_CMD_EFFECTS:
- return nvme_cmd_effects(n, len, off, req);
+ return nvme_cmd_effects(n, csi, len, off, req);
default:
trace_pci_nvme_err_invalid_log_page(nvme_cid(req), lid);
return NVME_INVALID_FIELD | NVME_DNR;
@@ -1515,6 +2377,16 @@ static uint16_t nvme_rpt_empty_id_struct(NvmeCtrl *n, NvmeRequest *req)
return nvme_dma(n, id, sizeof(id), DMA_DIRECTION_FROM_DEVICE, req);
}
+static inline bool nvme_csi_has_nvm_support(NvmeNamespace *ns)
+{
+ switch (ns->csi) {
+ case NVME_CSI_NVM:
+ case NVME_CSI_ZONED:
+ return true;
+ }
+ return false;
+}
+
static uint16_t nvme_identify_ctrl(NvmeCtrl *n, NvmeRequest *req)
{
trace_pci_nvme_identify_ctrl();
@@ -1526,11 +2398,16 @@ static uint16_t nvme_identify_ctrl(NvmeCtrl *n, NvmeRequest *req)
static uint16_t nvme_identify_ctrl_csi(NvmeCtrl *n, NvmeRequest *req)
{
NvmeIdentify *c = (NvmeIdentify *)&req->cmd;
+ NvmeIdCtrlZoned id = {};
trace_pci_nvme_identify_ctrl_csi(c->csi);
if (c->csi == NVME_CSI_NVM) {
return nvme_rpt_empty_id_struct(n, req);
+ } else if (c->csi == NVME_CSI_ZONED) {
+ id.zasl = n->zasl;
+ return nvme_dma(n, (uint8_t *)&id, sizeof(id),
+ DMA_DIRECTION_FROM_DEVICE, req);
}
return NVME_INVALID_FIELD | NVME_DNR;
@@ -1558,8 +2435,12 @@ static uint16_t nvme_identify_ns(NvmeCtrl *n, NvmeRequest *req,
return nvme_rpt_empty_id_struct(n, req);
}
- return nvme_dma(n, (uint8_t *)&ns->id_ns, sizeof(NvmeIdNs),
- DMA_DIRECTION_FROM_DEVICE, req);
+ if (c->csi == NVME_CSI_NVM && nvme_csi_has_nvm_support(ns)) {
+ return nvme_dma(n, (uint8_t *)&ns->id_ns, sizeof(NvmeIdNs),
+ DMA_DIRECTION_FROM_DEVICE, req);
+ }
+
+ return NVME_INVALID_CMD_SET | NVME_DNR;
}
static uint16_t nvme_identify_ns_csi(NvmeCtrl *n, NvmeRequest *req,
@@ -1584,8 +2465,11 @@ static uint16_t nvme_identify_ns_csi(NvmeCtrl *n, NvmeRequest *req,
return nvme_rpt_empty_id_struct(n, req);
}
- if (c->csi == NVME_CSI_NVM) {
+ if (c->csi == NVME_CSI_NVM && nvme_csi_has_nvm_support(ns)) {
return nvme_rpt_empty_id_struct(n, req);
+ } else if (c->csi == NVME_CSI_ZONED && ns->csi == NVME_CSI_ZONED) {
+ return nvme_dma(n, (uint8_t *)ns->id_ns_zoned, sizeof(NvmeIdNsZoned),
+ DMA_DIRECTION_FROM_DEVICE, req);
}
return NVME_INVALID_FIELD | NVME_DNR;
@@ -1647,7 +2531,7 @@ static uint16_t nvme_identify_nslist_csi(NvmeCtrl *n, NvmeRequest *req,
trace_pci_nvme_identify_nslist_csi(min_nsid, c->csi);
- if (c->csi != NVME_CSI_NVM) {
+ if (c->csi != NVME_CSI_NVM && c->csi != NVME_CSI_ZONED) {
return NVME_INVALID_FIELD | NVME_DNR;
}
@@ -1656,7 +2540,7 @@ static uint16_t nvme_identify_nslist_csi(NvmeCtrl *n, NvmeRequest *req,
if (!ns) {
continue;
}
- if (ns->params.nsid < min_nsid) {
+ if (ns->params.nsid < min_nsid || c->csi != ns->csi) {
continue;
}
if (only_active && !ns->params.attached) {
@@ -1726,6 +2610,8 @@ static uint16_t nvme_identify_cmd_set(NvmeCtrl *n, NvmeRequest *req)
trace_pci_nvme_identify_cmd_set();
NVME_SET_CSI(*list, NVME_CSI_NVM);
+ NVME_SET_CSI(*list, NVME_CSI_ZONED);
+
return nvme_dma(n, list, data_len, DMA_DIRECTION_FROM_DEVICE, req);
}
@@ -1768,7 +2654,7 @@ static uint16_t nvme_abort(NvmeCtrl *n, NvmeRequest *req)
{
uint16_t sqid = le32_to_cpu(req->cmd.cdw10) & 0xffff;
- req->cqe.result = 1;
+ req->cqe.result32 = 1;
if (nvme_check_sqid(n, sqid)) {
return NVME_INVALID_FIELD | NVME_DNR;
}
@@ -1953,7 +2839,7 @@ defaults:
}
out:
- req->cqe.result = cpu_to_le32(result);
+ req->cqe.result32 = cpu_to_le32(result);
return NVME_SUCCESS;
}
@@ -2084,8 +2970,8 @@ static uint16_t nvme_set_feature(NvmeCtrl *n, NvmeRequest *req)
((dw11 >> 16) & 0xFFFF) + 1,
n->params.max_ioqpairs,
n->params.max_ioqpairs);
- req->cqe.result = cpu_to_le32((n->params.max_ioqpairs - 1) |
- ((n->params.max_ioqpairs - 1) << 16));
+ req->cqe.result32 = cpu_to_le32((n->params.max_ioqpairs - 1) |
+ ((n->params.max_ioqpairs - 1) << 16));
break;
case NVME_ASYNCHRONOUS_EVENT_CONF:
n->features.async_config = dw11;
@@ -2240,6 +3126,15 @@ static void nvme_clear_ctrl(NvmeCtrl *n)
nvme_ns_flush(ns);
}
+ for (i = 1; i <= n->num_namespaces; i++) {
+ ns = nvme_ns(n, i);
+ if (!ns) {
+ continue;
+ }
+
+ nvme_ns_clear(ns);
+ }
+
n->bar.cc = 0;
}
@@ -2260,6 +3155,11 @@ static void nvme_select_ns_iocs(NvmeCtrl *n)
ns->iocs = nvme_cse_iocs_nvm;
}
break;
+ case NVME_CSI_ZONED:
+ if (NVME_CC_CSS(n->bar.cc) == NVME_CC_CSS_CSI) {
+ ns->iocs = nvme_cse_iocs_zoned;
+ }
+ break;
}
}
}
@@ -2358,6 +3258,17 @@ static int nvme_start_ctrl(NvmeCtrl *n)
nvme_init_sq(&n->admin_sq, n, n->bar.asq, 0, 0,
NVME_AQA_ASQS(n->bar.aqa) + 1);
+ if (!n->params.zasl_bs) {
+ n->zasl = n->params.mdts;
+ } else {
+ if (n->params.zasl_bs < n->page_size) {
+ trace_pci_nvme_err_startfail_zasl_too_small(n->params.zasl_bs,
+ n->page_size);
+ return -1;
+ }
+ n->zasl = 31 - clz32(n->params.zasl_bs / n->page_size);
+ }
+
nvme_set_timestamp(n, 0ULL);
QTAILQ_INIT(&n->aer_queue);
@@ -2782,6 +3693,13 @@ static void nvme_check_constraints(NvmeCtrl *n, Error **errp)
host_memory_backend_set_mapped(n->pmrdev, true);
}
+
+ if (n->params.zasl_bs) {
+ if (!is_power_of_2(n->params.zasl_bs)) {
+ error_setg(errp, "zone append size limit has to be a power of 2");
+ return;
+ }
+ }
}
static void nvme_init_state(NvmeCtrl *n)
@@ -3047,9 +3965,21 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp)
static void nvme_exit(PCIDevice *pci_dev)
{
NvmeCtrl *n = NVME(pci_dev);
+ NvmeNamespace *ns;
+ int i;
nvme_clear_ctrl(n);
+
+ for (i = 1; i <= n->num_namespaces; i++) {
+ ns = nvme_ns(n, i);
+ if (!ns) {
+ continue;
+ }
+
+ nvme_ns_cleanup(ns);
+ }
g_free(n->namespaces);
+
g_free(n->cq);
g_free(n->sq);
g_free(n->aer_reqs);
@@ -3077,6 +4007,9 @@ static Property nvme_props[] = {
DEFINE_PROP_UINT32("aer_max_queued", NvmeCtrl, params.aer_max_queued, 64),
DEFINE_PROP_UINT8("mdts", NvmeCtrl, params.mdts, 7),
DEFINE_PROP_BOOL("use-intel-id", NvmeCtrl, params.use_intel_id, false),
+ DEFINE_PROP_UINT8("fill_pattern", NvmeCtrl, params.fill_pattern, 0),
+ DEFINE_PROP_SIZE32("zone_append_size_limit", NvmeCtrl, params.zasl_bs,
+ NVME_DEFAULT_MAX_ZA_SIZE),
DEFINE_PROP_END_OF_LIST(),
};
@@ -6,6 +6,9 @@
#define NVME_MAX_NAMESPACES 256
+#define NVME_DEFAULT_ZONE_SIZE (128 * MiB)
+#define NVME_DEFAULT_MAX_ZA_SIZE (128 * KiB)
+
typedef struct NvmeParams {
char *serial;
uint32_t num_queues; /* deprecated since 5.1 */
@@ -16,6 +19,8 @@ typedef struct NvmeParams {
uint32_t aer_max_queued;
uint8_t mdts;
bool use_intel_id;
+ uint8_t fill_pattern;
+ uint32_t zasl_bs;
} NvmeParams;
typedef struct NvmeAsyncEvent {
@@ -28,6 +33,8 @@ typedef struct NvmeRequest {
struct NvmeNamespace *ns;
BlockAIOCB *aiocb;
uint16_t status;
+ uint64_t fill_ofs;
+ uint32_t fill_len;
NvmeCqe cqe;
NvmeCmd cmd;
BlockAcctCookie acct;
@@ -147,6 +154,8 @@ typedef struct NvmeCtrl {
QTAILQ_HEAD(, NvmeAsyncEvent) aer_queue;
int aer_queued;
+ uint8_t zasl;
+
NvmeNamespace namespace;
NvmeNamespace *namespaces[NVME_MAX_NAMESPACES];
NvmeSQueue **sq;
@@ -90,6 +90,15 @@ pci_nvme_mmio_stopped(void) "cleared controller enable bit"
pci_nvme_mmio_shutdown_set(void) "shutdown bit set"
pci_nvme_mmio_shutdown_cleared(void) "shutdown bit cleared"
pci_nvme_cmd_supp_and_effects_log_read(void) "commands supported and effects log read"
+pci_nvme_open_zone(uint64_t slba, uint32_t zone_idx, int all) "open zone, slba=%"PRIu64", idx=%"PRIu32", all=%"PRIi32""
+pci_nvme_close_zone(uint64_t slba, uint32_t zone_idx, int all) "close zone, slba=%"PRIu64", idx=%"PRIu32", all=%"PRIi32""
+pci_nvme_finish_zone(uint64_t slba, uint32_t zone_idx, int all) "finish zone, slba=%"PRIu64", idx=%"PRIu32", all=%"PRIi32""
+pci_nvme_reset_zone(uint64_t slba, uint32_t zone_idx, int all) "reset zone, slba=%"PRIu64", idx=%"PRIu32", all=%"PRIi32""
+pci_nvme_offline_zone(uint64_t slba, uint32_t zone_idx, int all) "offline zone, slba=%"PRIu64", idx=%"PRIu32", all=%"PRIi32""
+pci_nvme_set_descriptor_extension(uint64_t slba, uint32_t zone_idx) "set zone descriptor extension, slba=%"PRIu64", idx=%"PRIu32""
+pci_nvme_clear_ns_close(uint32_t state, uint64_t slba) "zone state=%"PRIu32", slba=%"PRIu64" transitioned to Closed state"
+pci_nvme_clear_ns_reset(uint32_t state, uint64_t slba) "zone state=%"PRIu32", slba=%"PRIu64" transitioned to Empty state"
+pci_nvme_clear_ns_full(uint32_t state, uint64_t slba) "zone state=%"PRIu32", slba=%"PRIu64" transitioned to Full state"
# nvme traces for error conditions
pci_nvme_err_mdts(uint16_t cid, size_t len) "cid %"PRIu16" len %zu"
@@ -109,8 +118,18 @@ pci_nvme_err_invalid_prp(void) "invalid PRP"
pci_nvme_err_invalid_opc(uint8_t opc) "invalid opcode 0x%"PRIx8""
pci_nvme_err_invalid_admin_opc(uint8_t opc) "invalid admin opcode 0x%"PRIx8""
pci_nvme_err_invalid_lba_range(uint64_t start, uint64_t len, uint64_t limit) "Invalid LBA start=%"PRIu64" len=%"PRIu64" limit=%"PRIu64""
+pci_nvme_err_unaligned_zone_cmd(uint8_t action, uint64_t slba, uint64_t zslba) "unaligned zone op 0x%"PRIx32", got slba=%"PRIu64", zslba=%"PRIu64""
+pci_nvme_err_invalid_zone_state_transition(uint8_t state, uint8_t action, uint64_t slba, uint8_t attrs) "0x%"PRIx32"->0x%"PRIx32", slba=%"PRIu64", attrs=0x%"PRIx32""
+pci_nvme_err_write_not_at_wp(uint64_t slba, uint64_t zone, uint64_t wp) "writing at slba=%"PRIu64", zone=%"PRIu64", but wp=%"PRIu64""
+pci_nvme_err_append_not_at_start(uint64_t slba, uint64_t zone) "appending at slba=%"PRIu64", but zone=%"PRIu64""
+pci_nvme_err_zone_write_not_ok(uint64_t slba, uint32_t nlb, uint32_t status) "slba=%"PRIu64", nlb=%"PRIu32", status=0x%"PRIx16""
+pci_nvme_err_zone_read_not_ok(uint64_t slba, uint32_t nlb, uint32_t status) "slba=%"PRIu64", nlb=%"PRIu32", status=0x%"PRIx16""
+pci_nvme_err_append_too_large(uint64_t slba, uint32_t nlb, uint8_t zasl) "slba=%"PRIu64", nlb=%"PRIu32", zasl=%"PRIu8""
+pci_nvme_err_insuff_active_res(uint32_t max_active) "max_active=%"PRIu32" zone limit exceeded"
+pci_nvme_err_insuff_open_res(uint32_t max_open) "max_open=%"PRIu32" zone limit exceeded"
pci_nvme_err_invalid_effects_log_offset(uint64_t ofs) "commands supported and effects log offset must be 0, got %"PRIu64""
pci_nvme_err_only_nvm_cmd_set_avail(void) "setting 110b CC.CSS, but only NVM command set is enabled"
+pci_nvme_err_only_zoned_cmd_set_avail(void) "setting 001b CC.CSS, but only ZONED+NVM command set is enabled"
pci_nvme_err_invalid_iocsci(uint32_t idx) "unsupported command set combination index %"PRIu32""
pci_nvme_err_invalid_del_sq(uint16_t qid) "invalid submission queue deletion, sid=%"PRIu16""
pci_nvme_err_invalid_create_sq_cqid(uint16_t cqid) "failed creating submission queue, invalid cqid=%"PRIu16""
@@ -144,7 +163,9 @@ pci_nvme_err_startfail_sqent_too_large(uint8_t log2ps, uint8_t maxlog2ps) "nvme_
pci_nvme_err_startfail_css(uint8_t css) "nvme_start_ctrl failed because invalid command set selected:%u"
pci_nvme_err_startfail_asqent_sz_zero(void) "nvme_start_ctrl failed because the admin submission queue size is zero"
pci_nvme_err_startfail_acqent_sz_zero(void) "nvme_start_ctrl failed because the admin completion queue size is zero"
+pci_nvme_err_startfail_zasl_too_small(uint32_t zasl, uint32_t pagesz) "nvme_start_ctrl failed because zone append size limit %"PRIu32" is too small, needs to be >= %"PRIu32""
pci_nvme_err_startfail(void) "setting controller enable bit failed"
+pci_nvme_err_invalid_mgmt_action(int action) "action=0x%"PRIx8""
# Traces for undefined behavior
pci_nvme_ub_mmiowr_misaligned32(uint64_t offset) "MMIO write not 32-bit aligned, offset=0x%"PRIx64""
@@ -489,6 +489,9 @@ enum NvmeIoCommands {
NVME_CMD_COMPARE = 0x05,
NVME_CMD_WRITE_ZEROES = 0x08,
NVME_CMD_DSM = 0x09,
+ NVME_CMD_ZONE_MGMT_SEND = 0x79,
+ NVME_CMD_ZONE_MGMT_RECV = 0x7a,
+ NVME_CMD_ZONE_APPEND = 0x7d,
};
typedef struct QEMU_PACKED NvmeDeleteQ {
@@ -649,8 +652,10 @@ typedef struct QEMU_PACKED NvmeAerResult {
} NvmeAerResult;
typedef struct QEMU_PACKED NvmeCqe {
- uint32_t result;
- uint32_t rsvd;
+ union {
+ uint64_t result64;
+ uint32_t result32;
+ };
uint16_t sq_head;
uint16_t sq_id;
uint16_t cid;
@@ -678,6 +683,7 @@ enum NvmeStatusCodes {
NVME_SGL_DESCR_TYPE_INVALID = 0x0011,
NVME_INVALID_USE_OF_CMB = 0x0012,
NVME_CMD_SET_CMB_REJECTED = 0x002b,
+ NVME_INVALID_CMD_SET = 0x002c,
NVME_LBA_RANGE = 0x0080,
NVME_CAP_EXCEEDED = 0x0081,
NVME_NS_NOT_READY = 0x0082,
@@ -702,6 +708,14 @@ enum NvmeStatusCodes {
NVME_CONFLICTING_ATTRS = 0x0180,
NVME_INVALID_PROT_INFO = 0x0181,
NVME_WRITE_TO_RO = 0x0182,
+ NVME_ZONE_BOUNDARY_ERROR = 0x01b8,
+ NVME_ZONE_FULL = 0x01b9,
+ NVME_ZONE_READ_ONLY = 0x01ba,
+ NVME_ZONE_OFFLINE = 0x01bb,
+ NVME_ZONE_INVALID_WRITE = 0x01bc,
+ NVME_ZONE_TOO_MANY_ACTIVE = 0x01bd,
+ NVME_ZONE_TOO_MANY_OPEN = 0x01be,
+ NVME_ZONE_INVAL_TRANSITION = 0x01bf,
NVME_WRITE_FAULT = 0x0280,
NVME_UNRECOVERED_READ = 0x0281,
NVME_E2E_GUARD_ERROR = 0x0282,
@@ -886,6 +900,11 @@ typedef struct QEMU_PACKED NvmeIdCtrl {
uint8_t vs[1024];
} NvmeIdCtrl;
+typedef struct NvmeIdCtrlZoned {
+ uint8_t zasl;
+ uint8_t rsvd1[4095];
+} NvmeIdCtrlZoned;
+
enum NvmeIdCtrlOacs {
NVME_OACS_SECURITY = 1 << 0,
NVME_OACS_FORMAT = 1 << 1,
@@ -1011,6 +1030,12 @@ typedef struct QEMU_PACKED NvmeLBAF {
uint8_t rp;
} NvmeLBAF;
+typedef struct QEMU_PACKED NvmeLBAFE {
+ uint64_t zsze;
+ uint8_t zdes;
+ uint8_t rsvd9[7];
+} NvmeLBAFE;
+
#define NVME_NSID_BROADCAST 0xffffffff
typedef struct QEMU_PACKED NvmeIdNs {
@@ -1065,10 +1090,24 @@ enum NvmeNsIdentifierType {
enum NvmeCsi {
NVME_CSI_NVM = 0x00,
+ NVME_CSI_ZONED = 0x02,
};
#define NVME_SET_CSI(vec, csi) (vec |= (uint8_t)(1 << (csi)))
+typedef struct QEMU_PACKED NvmeIdNsZoned {
+ uint16_t zoc;
+ uint16_t ozcs;
+ uint32_t mar;
+ uint32_t mor;
+ uint32_t rrl;
+ uint32_t frl;
+ uint8_t rsvd20[2796];
+ NvmeLBAFE lbafe[16];
+ uint8_t rsvd3072[768];
+ uint8_t vs[256];
+} NvmeIdNsZoned;
+
/*Deallocate Logical Block Features*/
#define NVME_ID_NS_DLFEAT_GUARD_CRC(dlfeat) ((dlfeat) & 0x10)
#define NVME_ID_NS_DLFEAT_WRITE_ZEROES(dlfeat) ((dlfeat) & 0x08)
@@ -1100,6 +1139,71 @@ enum NvmeIdNsDps {
DPS_FIRST_EIGHT = 8,
};
+enum NvmeZoneAttr {
+ NVME_ZA_FINISHED_BY_CTLR = 1 << 0,
+ NVME_ZA_FINISH_RECOMMENDED = 1 << 1,
+ NVME_ZA_RESET_RECOMMENDED = 1 << 2,
+ NVME_ZA_ZD_EXT_VALID = 1 << 7,
+};
+
+typedef struct QEMU_PACKED NvmeZoneReportHeader {
+ uint64_t nr_zones;
+ uint8_t rsvd[56];
+} NvmeZoneReportHeader;
+
+enum NvmeZoneReceiveAction {
+ NVME_ZONE_REPORT = 0,
+ NVME_ZONE_REPORT_EXTENDED = 1,
+};
+
+enum NvmeZoneReportType {
+ NVME_ZONE_REPORT_ALL = 0,
+ NVME_ZONE_REPORT_EMPTY = 1,
+ NVME_ZONE_REPORT_IMPLICITLY_OPEN = 2,
+ NVME_ZONE_REPORT_EXPLICITLY_OPEN = 3,
+ NVME_ZONE_REPORT_CLOSED = 4,
+ NVME_ZONE_REPORT_FULL = 5,
+ NVME_ZONE_REPORT_READ_ONLY = 6,
+ NVME_ZONE_REPORT_OFFLINE = 7,
+};
+
+enum NvmeZoneType {
+ NVME_ZONE_TYPE_RESERVED = 0x00,
+ NVME_ZONE_TYPE_SEQ_WRITE = 0x02,
+};
+
+enum NvmeZoneSendAction {
+ NVME_ZONE_ACTION_RSD = 0x00,
+ NVME_ZONE_ACTION_CLOSE = 0x01,
+ NVME_ZONE_ACTION_FINISH = 0x02,
+ NVME_ZONE_ACTION_OPEN = 0x03,
+ NVME_ZONE_ACTION_RESET = 0x04,
+ NVME_ZONE_ACTION_OFFLINE = 0x05,
+ NVME_ZONE_ACTION_SET_ZD_EXT = 0x10,
+};
+
+typedef struct QEMU_PACKED NvmeZoneDescr {
+ uint8_t zt;
+ uint8_t zs;
+ uint8_t za;
+ uint8_t rsvd3[5];
+ uint64_t zcap;
+ uint64_t zslba;
+ uint64_t wp;
+ uint8_t rsvd32[32];
+} NvmeZoneDescr;
+
+enum NvmeZoneState {
+ NVME_ZONE_STATE_RESERVED = 0x00,
+ NVME_ZONE_STATE_EMPTY = 0x01,
+ NVME_ZONE_STATE_IMPLICITLY_OPEN = 0x02,
+ NVME_ZONE_STATE_EXPLICITLY_OPEN = 0x03,
+ NVME_ZONE_STATE_CLOSED = 0x04,
+ NVME_ZONE_STATE_READ_ONLY = 0x0D,
+ NVME_ZONE_STATE_FULL = 0x0E,
+ NVME_ZONE_STATE_OFFLINE = 0x0F,
+};
+
static inline void _nvme_check_size(void)
{
QEMU_BUILD_BUG_ON(sizeof(NvmeBar) != 4096);
@@ -1119,9 +1223,14 @@ static inline void _nvme_check_size(void)
QEMU_BUILD_BUG_ON(sizeof(NvmeSmartLog) != 512);
QEMU_BUILD_BUG_ON(sizeof(NvmeEffectsLog) != 4096);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdCtrl) != 4096);
+ QEMU_BUILD_BUG_ON(sizeof(NvmeIdCtrlZoned) != 4096);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsDescr) != 4);
+ 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(NvmeIdNsZoned) != 4096);
QEMU_BUILD_BUG_ON(sizeof(NvmeSglDescriptor) != 16);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsDescr) != 4);
+ QEMU_BUILD_BUG_ON(sizeof(NvmeZoneDescr) != 64);
}
#endif