hw/nvme/ctrl.c | 37 +++++++++++++++++++++++++++++++++++++ hw/nvme/trace-events | 1 + include/block/nvme.h | 17 +++++++++++++++++ 3 files changed, 55 insertions(+)
add support for i/o command set independent namespace data
structure(cns=8h and cns=1fh)
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Signed-off-by: Arun Kumar <arun.kka@samsung.com>
---
hw/nvme/ctrl.c | 37 +++++++++++++++++++++++++++++++++++++
hw/nvme/trace-events | 1 +
include/block/nvme.h | 17 +++++++++++++++++
3 files changed, 55 insertions(+)
diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index 127c3d2383..73af48591d 100644
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -5498,6 +5498,39 @@ static uint16_t nvme_identify_sec_ctrl_list(NvmeCtrl *n, NvmeRequest *req)
return nvme_c2h(n, (uint8_t *)&list, sizeof(list), req);
}
+static uint16_t nvme_identify_ns_ind(NvmeCtrl *n, NvmeRequest *req, bool alloc)
+{
+ NvmeNamespace *ns;
+ NvmeIdentify *c = (NvmeIdentify *)&req->cmd;
+ uint32_t nsid = le32_to_cpu(c->nsid);
+ NvmeIdNsIndependent id;
+
+ trace_pci_nvme_identify_ns_ind(nsid);
+
+ if (!nvme_nsid_valid(n, nsid) || nsid == NVME_NSID_BROADCAST) {
+ return NVME_INVALID_NSID | NVME_DNR;
+ }
+
+ ns = nvme_ns(n, nsid);
+ if (unlikely(!ns)) {
+ if (alloc) {
+ ns = nvme_subsys_ns(n->subsys, nsid);
+ if (!ns) {
+ return nvme_rpt_empty_id_struct(n, req);
+ }
+ } else {
+ return nvme_rpt_empty_id_struct(n, req);
+ }
+ }
+
+ id = (NvmeIdNsIndependent) {
+ .nmic = ns->params.shared ? NVME_NMIC_NS_SHARED : 0x0,
+ .nstat = 0x1,
+ };
+
+ return nvme_c2h(n, &id, sizeof(id), req);
+}
+
static uint16_t nvme_identify_ns_csi(NvmeCtrl *n, NvmeRequest *req,
bool active)
{
@@ -5732,6 +5765,10 @@ static uint16_t nvme_identify(NvmeCtrl *n, NvmeRequest *req)
return nvme_identify_sec_ctrl_list(n, req);
case NVME_ID_CNS_CS_NS:
return nvme_identify_ns_csi(n, req, true);
+ case NVME_ID_CNS_CS_IND_NS:
+ return nvme_identify_ns_ind(n, req, false);
+ case NVME_ID_CNS_CS_IND_NS_ALLOCATED:
+ return nvme_identify_ns_ind(n, req, true);
case NVME_ID_CNS_CS_NS_PRESENT:
return nvme_identify_ns_csi(n, req, false);
case NVME_ID_CNS_CTRL:
diff --git a/hw/nvme/trace-events b/hw/nvme/trace-events
index 3a67680c6a..6be0bfa1c1 100644
--- a/hw/nvme/trace-events
+++ b/hw/nvme/trace-events
@@ -56,6 +56,7 @@ pci_nvme_identify(uint16_t cid, uint8_t cns, uint16_t ctrlid, uint8_t csi) "cid
pci_nvme_identify_ctrl(void) "identify controller"
pci_nvme_identify_ctrl_csi(uint8_t csi) "identify controller, csi=0x%"PRIx8""
pci_nvme_identify_ns(uint32_t ns) "nsid %"PRIu32""
+pci_nvme_identify_ns_ind(uint32_t nsid) "nsid %"PRIu32""
pci_nvme_identify_ctrl_list(uint8_t cns, uint16_t cntid) "cns 0x%"PRIx8" cntid %"PRIu16""
pci_nvme_identify_pri_ctrl_cap(uint16_t cntlid) "identify primary controller capabilities cntlid=%"PRIu16""
pci_nvme_identify_sec_ctrl_list(uint16_t cntlid, uint8_t numcntl) "identify secondary controller list cntlid=%"PRIu16" numcntl=%"PRIu8""
diff --git a/include/block/nvme.h b/include/block/nvme.h
index bb231d0b9a..2ca9c964aa 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -1068,6 +1068,7 @@ enum NvmeIdCns {
NVME_ID_CNS_CS_NS = 0x05,
NVME_ID_CNS_CS_CTRL = 0x06,
NVME_ID_CNS_CS_NS_ACTIVE_LIST = 0x07,
+ NVME_ID_CNS_CS_IND_NS = 0x08,
NVME_ID_CNS_NS_PRESENT_LIST = 0x10,
NVME_ID_CNS_NS_PRESENT = 0x11,
NVME_ID_CNS_NS_ATTACHED_CTRL_LIST = 0x12,
@@ -1077,6 +1078,7 @@ enum NvmeIdCns {
NVME_ID_CNS_CS_NS_PRESENT_LIST = 0x1a,
NVME_ID_CNS_CS_NS_PRESENT = 0x1b,
NVME_ID_CNS_IO_COMMAND_SET = 0x1c,
+ NVME_ID_CNS_CS_IND_NS_ALLOCATED = 0x1f,
};
typedef struct QEMU_PACKED NvmeIdCtrl {
@@ -1400,6 +1402,20 @@ typedef struct QEMU_PACKED NvmeIdNsNvm {
uint8_t rsvd268[3828];
} NvmeIdNsNvm;
+typedef struct QEMU_PACKED NvmeIdNsIndependent {
+ uint8_t nsfeat;
+ uint8_t nmic;
+ uint8_t rescap;
+ uint8_t fpi;
+ uint32_t anagrpid;
+ uint8_t nsattr;
+ uint8_t rsvd9;
+ uint16_t nvmsetid;
+ uint16_t endgrpid;
+ uint8_t nstat;
+ uint8_t rsvd15[4081];
+} NvmeIdNsIndependent;
+
typedef struct QEMU_PACKED NvmeIdNsDescr {
uint8_t nidt;
uint8_t nidl;
@@ -1854,6 +1870,7 @@ 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(NvmeIdNsIndependent) != 4096);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsNvm) != 4096);
QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsZoned) != 4096);
QEMU_BUILD_BUG_ON(sizeof(NvmeSglDescriptor) != 16);
--
2.43.0On Sep 20 05:51, Arun Kumar wrote:
> add support for i/o command set independent namespace data
> structure(cns=8h and cns=1fh)
>
> Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
> Signed-off-by: Arun Kumar <arun.kka@samsung.com>
> ---
> hw/nvme/ctrl.c | 37 +++++++++++++++++++++++++++++++++++++
> hw/nvme/trace-events | 1 +
> include/block/nvme.h | 17 +++++++++++++++++
> 3 files changed, 55 insertions(+)
>
> diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
> index 127c3d2383..73af48591d 100644
> --- a/hw/nvme/ctrl.c
> +++ b/hw/nvme/ctrl.c
> @@ -5498,6 +5498,39 @@ static uint16_t nvme_identify_sec_ctrl_list(NvmeCtrl *n, NvmeRequest *req)
> return nvme_c2h(n, (uint8_t *)&list, sizeof(list), req);
> }
>
> +static uint16_t nvme_identify_ns_ind(NvmeCtrl *n, NvmeRequest *req, bool alloc)
> +{
> + NvmeNamespace *ns;
> + NvmeIdentify *c = (NvmeIdentify *)&req->cmd;
> + uint32_t nsid = le32_to_cpu(c->nsid);
> + NvmeIdNsIndependent id;
> +
> + trace_pci_nvme_identify_ns_ind(nsid);
> +
> + if (!nvme_nsid_valid(n, nsid) || nsid == NVME_NSID_BROADCAST) {
> + return NVME_INVALID_NSID | NVME_DNR;
> + }
> +
> + ns = nvme_ns(n, nsid);
> + if (unlikely(!ns)) {
> + if (alloc) {
> + ns = nvme_subsys_ns(n->subsys, nsid);
> + if (!ns) {
> + return nvme_rpt_empty_id_struct(n, req);
> + }
> + } else {
> + return nvme_rpt_empty_id_struct(n, req);
> + }
> + }
> +
> + id = (NvmeIdNsIndependent) {
> + .nmic = ns->params.shared ? NVME_NMIC_NS_SHARED : 0x0,
> + .nstat = 0x1,
Since the NSTAT and NMIC fields recently got some acronyms for the bits,
something like
enum NvmeIdNsInd {
NVME_ID_NS_IND_NMIC_SHRNS = 0x1,
NVME_ID_NS_IND_NSTAT_NRDY = 0x1,
};
would be nice to add to include/block/nvme.h and use here.
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