[PATCH v2 05/18] hw/block/nvme: Introduce the Namespace Types definitions

[Dmitry Fomichev]

From: Niklas Cassel <niklas.cassel@wdc.com>

Define the structures and constants required to implement
Namespace Types support.

Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
Signed-off-by: Dmitry Fomichev <dmitry.fomichev@wdc.com>
---
 hw/block/nvme.h      |  3 ++
 include/block/nvme.h | 75 +++++++++++++++++++++++++++++++++++++++++---
 2 files changed, 73 insertions(+), 5 deletions(-)

diff --git a/hw/block/nvme.h b/hw/block/nvme.h
index 4f0dac39ae..4fd155c409 100644
--- a/hw/block/nvme.h
+++ b/hw/block/nvme.h
@@ -63,6 +63,9 @@ typedef struct NvmeCQueue {
 
 typedef struct NvmeNamespace {
     NvmeIdNs        id_ns;
+    uint32_t        nsid;
+    uint8_t         csi;
+    QemuUUID        uuid;
 } NvmeNamespace;
 
 static inline NvmeLBAF *nvme_ns_lbaf(NvmeNamespace *ns)
diff --git a/include/block/nvme.h b/include/block/nvme.h
index 6a58bac0c2..5a1e5e137c 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -50,6 +50,11 @@ enum NvmeCapMask {
     CAP_PMR_MASK       = 0x1,
 };
 
+enum NvmeCapCssBits {
+    CAP_CSS_NVM        = 0x01,
+    CAP_CSS_CSI_SUPP   = 0x40,
+};
+
 #define NVME_CAP_MQES(cap)  (((cap) >> CAP_MQES_SHIFT)   & CAP_MQES_MASK)
 #define NVME_CAP_CQR(cap)   (((cap) >> CAP_CQR_SHIFT)    & CAP_CQR_MASK)
 #define NVME_CAP_AMS(cap)   (((cap) >> CAP_AMS_SHIFT)    & CAP_AMS_MASK)
@@ -101,6 +106,12 @@ enum NvmeCcMask {
     CC_IOCQES_MASK  = 0xf,
 };
 
+enum NvmeCcCss {
+    CSS_NVM_ONLY        = 0,
+    CSS_ALL_NSTYPES     = 6,
+    CSS_ADMIN_ONLY      = 7,
+};
+
 #define NVME_CC_EN(cc)     ((cc >> CC_EN_SHIFT)     & CC_EN_MASK)
 #define NVME_CC_CSS(cc)    ((cc >> CC_CSS_SHIFT)    & CC_CSS_MASK)
 #define NVME_CC_MPS(cc)    ((cc >> CC_MPS_SHIFT)    & CC_MPS_MASK)
@@ -109,6 +120,21 @@ enum NvmeCcMask {
 #define NVME_CC_IOSQES(cc) ((cc >> CC_IOSQES_SHIFT) & CC_IOSQES_MASK)
 #define NVME_CC_IOCQES(cc) ((cc >> CC_IOCQES_SHIFT) & CC_IOCQES_MASK)
 
+#define NVME_SET_CC_EN(cc, val)     \
+    (cc |= (uint32_t)((val) & CC_EN_MASK) << CC_EN_SHIFT)
+#define NVME_SET_CC_CSS(cc, val)    \
+    (cc |= (uint32_t)((val) & CC_CSS_MASK) << CC_CSS_SHIFT)
+#define NVME_SET_CC_MPS(cc, val)    \
+    (cc |= (uint32_t)((val) & CC_MPS_MASK) << CC_MPS_SHIFT)
+#define NVME_SET_CC_AMS(cc, val)    \
+    (cc |= (uint32_t)((val) & CC_AMS_MASK) << CC_AMS_SHIFT)
+#define NVME_SET_CC_SHN(cc, val)    \
+    (cc |= (uint32_t)((val) & CC_SHN_MASK) << CC_SHN_SHIFT)
+#define NVME_SET_CC_IOSQES(cc, val) \
+    (cc |= (uint32_t)((val) & CC_IOSQES_MASK) << CC_IOSQES_SHIFT)
+#define NVME_SET_CC_IOCQES(cc, val) \
+    (cc |= (uint32_t)((val) & CC_IOCQES_MASK) << CC_IOCQES_SHIFT)
+
 enum NvmeCstsShift {
     CSTS_RDY_SHIFT      = 0,
     CSTS_CFS_SHIFT      = 1,
@@ -482,10 +508,41 @@ typedef struct NvmeIdentify {
     uint64_t    rsvd2[2];
     uint64_t    prp1;
     uint64_t    prp2;
-    uint32_t    cns;
-    uint32_t    rsvd11[5];
+    uint8_t     cns;
+    uint8_t     rsvd4;
+    uint16_t    ctrlid;
+    uint16_t    nvmsetid;
+    uint8_t     rsvd3;
+    uint8_t     csi;
+    uint32_t    rsvd12[4];
 } NvmeIdentify;
 
+typedef struct NvmeNsIdDesc {
+    uint8_t     nidt;
+    uint8_t     nidl;
+    uint16_t    rsvd2;
+} NvmeNsIdDesc;
+
+enum NvmeNidType {
+    NVME_NIDT_EUI64             = 0x01,
+    NVME_NIDT_NGUID             = 0x02,
+    NVME_NIDT_UUID              = 0x03,
+    NVME_NIDT_CSI               = 0x04,
+};
+
+enum NvmeNidLength {
+    NVME_NIDL_EUI64             = 8,
+    NVME_NIDL_NGUID             = 16,
+    NVME_NIDL_UUID              = 16,
+    NVME_NIDL_CSI               = 1,
+};
+
+enum NvmeCsi {
+    NVME_CSI_NVM                = 0x00,
+};
+
+#define NVME_SET_CSI(vec, csi) (vec |= (uint8_t)(1 << (csi)))
+
 typedef struct NvmeRwCmd {
     uint8_t     opcode;
     uint8_t     flags;
@@ -603,6 +660,7 @@ enum NvmeStatusCodes {
     NVME_CMD_ABORT_MISSING_FUSE = 0x000a,
     NVME_INVALID_NSID           = 0x000b,
     NVME_CMD_SEQ_ERROR          = 0x000c,
+    NVME_CMD_SET_CMB_REJECTED   = 0x002b,
     NVME_LBA_RANGE              = 0x0080,
     NVME_CAP_EXCEEDED           = 0x0081,
     NVME_NS_NOT_READY           = 0x0082,
@@ -729,9 +787,14 @@ typedef struct NvmePSD {
 #define NVME_IDENTIFY_DATA_SIZE 4096
 
 enum {
-    NVME_ID_CNS_NS             = 0x0,
-    NVME_ID_CNS_CTRL           = 0x1,
-    NVME_ID_CNS_NS_ACTIVE_LIST = 0x2,
+    NVME_ID_CNS_NS                = 0x0,
+    NVME_ID_CNS_CTRL              = 0x1,
+    NVME_ID_CNS_NS_ACTIVE_LIST    = 0x2,
+    NVME_ID_CNS_NS_DESC_LIST      = 0x03,
+    NVME_ID_CNS_CS_NS             = 0x05,
+    NVME_ID_CNS_CS_CTRL           = 0x06,
+    NVME_ID_CNS_CS_NS_ACTIVE_LIST = 0x07,
+    NVME_ID_CNS_IO_COMMAND_SET    = 0x1c,
 };
 
 typedef struct NvmeIdCtrl {
@@ -825,6 +888,7 @@ enum NvmeFeatureIds {
     NVME_WRITE_ATOMICITY            = 0xa,
     NVME_ASYNCHRONOUS_EVENT_CONF    = 0xb,
     NVME_TIMESTAMP                  = 0xe,
+    NVME_COMMAND_SET_PROFILE        = 0x19,
     NVME_SOFTWARE_PROGRESS_MARKER   = 0x80
 };
 
@@ -914,6 +978,7 @@ static inline void _nvme_check_size(void)
     QEMU_BUILD_BUG_ON(sizeof(NvmeFwSlotInfoLog) != 512);
     QEMU_BUILD_BUG_ON(sizeof(NvmeSmartLog) != 512);
     QEMU_BUILD_BUG_ON(sizeof(NvmeIdCtrl) != 4096);
+    QEMU_BUILD_BUG_ON(sizeof(NvmeNsIdDesc) != 4);
     QEMU_BUILD_BUG_ON(sizeof(NvmeIdNs) != 4096);
     QEMU_BUILD_BUG_ON(sizeof(NvmeEffectsLog) != 4096);
 }
-- 
2.21.0