diff options
Diffstat (limited to 'hw/block/nvme.h')
| -rw-r--r-- | hw/block/nvme.h | 44 |
1 files changed, 42 insertions, 2 deletions
diff --git a/hw/block/nvme.h b/hw/block/nvme.h index 4955d649c7..5b0031b11d 100644 --- a/hw/block/nvme.h +++ b/hw/block/nvme.h @@ -2,6 +2,7 @@ #define HW_NVME_H #include "block/nvme.h" +#include "hw/pci/pci.h" #include "nvme-subsys.h" #include "nvme-ns.h" @@ -25,6 +26,7 @@ typedef struct NvmeParams { uint8_t aerl; uint32_t aer_max_queued; uint8_t mdts; + uint8_t vsl; bool use_intel_id; uint8_t zasl; bool legacy_cmb; @@ -62,6 +64,15 @@ typedef struct NvmeRequest { QTAILQ_ENTRY(NvmeRequest)entry; } NvmeRequest; +typedef struct NvmeBounceContext { + NvmeRequest *req; + + struct { + QEMUIOVector iov; + uint8_t *bounce; + } data, mdata; +} NvmeBounceContext; + static inline const char *nvme_adm_opc_str(uint8_t opc) { switch (opc) { @@ -75,6 +86,7 @@ static inline const char *nvme_adm_opc_str(uint8_t opc) case NVME_ADM_CMD_SET_FEATURES: return "NVME_ADM_CMD_SET_FEATURES"; case NVME_ADM_CMD_GET_FEATURES: return "NVME_ADM_CMD_GET_FEATURES"; case NVME_ADM_CMD_ASYNC_EV_REQ: return "NVME_ADM_CMD_ASYNC_EV_REQ"; + case NVME_ADM_CMD_FORMAT_NVM: return "NVME_ADM_CMD_FORMAT_NVM"; default: return "NVME_ADM_CMD_UNKNOWN"; } } @@ -88,6 +100,7 @@ static inline const char *nvme_io_opc_str(uint8_t opc) case NVME_CMD_COMPARE: return "NVME_NVM_CMD_COMPARE"; case NVME_CMD_WRITE_ZEROES: return "NVME_NVM_CMD_WRITE_ZEROES"; case NVME_CMD_DSM: return "NVME_NVM_CMD_DSM"; + case NVME_CMD_VERIFY: return "NVME_NVM_CMD_VERIFY"; case NVME_CMD_COPY: return "NVME_NVM_CMD_COPY"; case NVME_CMD_ZONE_MGMT_SEND: return "NVME_ZONED_CMD_MGMT_SEND"; case NVME_CMD_ZONE_MGMT_RECV: return "NVME_ZONED_CMD_MGMT_RECV"; @@ -236,12 +249,18 @@ static inline bool nvme_ns_is_attached(NvmeCtrl *n, NvmeNamespace *ns) static inline void nvme_ns_attach(NvmeCtrl *n, NvmeNamespace *ns) { - n->namespaces[nvme_nsid(ns) - 1] = ns; + uint32_t nsid = nvme_nsid(ns); + assert(nsid && nsid <= NVME_MAX_NAMESPACES); + + n->namespaces[nsid - 1] = ns; } static inline void nvme_ns_detach(NvmeCtrl *n, NvmeNamespace *ns) { - n->namespaces[nvme_nsid(ns) - 1] = NULL; + uint32_t nsid = nvme_nsid(ns); + assert(nsid && nsid <= NVME_MAX_NAMESPACES); + + n->namespaces[nsid - 1] = NULL; } static inline NvmeCQueue *nvme_cq(NvmeRequest *req) @@ -258,6 +277,27 @@ static inline NvmeCtrl *nvme_ctrl(NvmeRequest *req) return sq->ctrl; } +static inline uint16_t nvme_cid(NvmeRequest *req) +{ + if (!req) { + return 0xffff; + } + + return le16_to_cpu(req->cqe.cid); +} + +typedef enum NvmeTxDirection { + NVME_TX_DIRECTION_TO_DEVICE = 0, + NVME_TX_DIRECTION_FROM_DEVICE = 1, +} NvmeTxDirection; + int nvme_register_namespace(NvmeCtrl *n, NvmeNamespace *ns, Error **errp); +uint16_t nvme_bounce_data(NvmeCtrl *n, uint8_t *ptr, uint32_t len, + NvmeTxDirection dir, NvmeRequest *req); +uint16_t nvme_bounce_mdata(NvmeCtrl *n, uint8_t *ptr, uint32_t len, + NvmeTxDirection dir, NvmeRequest *req); +void nvme_rw_complete_cb(void *opaque, int ret); +uint16_t nvme_map_dptr(NvmeCtrl *n, NvmeSg *sg, size_t len, + NvmeCmd *cmd); #endif /* HW_NVME_H */ |