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Diffstat (limited to 'doc/man/nvme_uring_cmd.2')
-rw-r--r-- | doc/man/nvme_uring_cmd.2 | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/doc/man/nvme_uring_cmd.2 b/doc/man/nvme_uring_cmd.2 new file mode 100644 index 0000000..90809f9 --- /dev/null +++ b/doc/man/nvme_uring_cmd.2 @@ -0,0 +1,83 @@ +.TH "libnvme" 9 "struct nvme_uring_cmd" "January 2023" "API Manual" LINUX +.SH NAME +struct nvme_uring_cmd \- nvme uring command structure +.SH SYNOPSIS +struct nvme_uring_cmd { +.br +.BI " __u8 opcode;" +.br +.BI " __u8 flags;" +.br +.BI " __u16 rsvd1;" +.br +.BI " __u32 nsid;" +.br +.BI " __u32 cdw2;" +.br +.BI " __u32 cdw3;" +.br +.BI " __u64 metadata;" +.br +.BI " __u64 addr;" +.br +.BI " __u32 metadata_len;" +.br +.BI " __u32 data_len;" +.br +.BI " __u32 cdw10;" +.br +.BI " __u32 cdw11;" +.br +.BI " __u32 cdw12;" +.br +.BI " __u32 cdw13;" +.br +.BI " __u32 cdw14;" +.br +.BI " __u32 cdw15;" +.br +.BI " __u32 timeout_ms;" +.br +.BI " __u32 rsvd2;" +.br +.BI " +}; +.br + +.SH Members +.IP "opcode" 12 +Operation code, see \fIenum nvme_io_opcodes\fP and \fIenum nvme_admin_opcodes\fP +.IP "flags" 12 +Not supported: intended for command flags (eg: SGL, FUSE) +.IP "rsvd1" 12 +Reserved for future use +.IP "nsid" 12 +Namespace Identifier, or Fabrics type +.IP "cdw2" 12 +Command Dword 2 (no spec defined use) +.IP "cdw3" 12 +Command Dword 3 (no spec defined use) +.IP "metadata" 12 +User space address to metadata buffer (NULL if not used) +.IP "addr" 12 +User space address to data buffer (NULL if not used) +.IP "metadata_len" 12 +Metadata buffer transfer length +.IP "data_len" 12 +Data buffer transfer length +.IP "cdw10" 12 +Command Dword 10 (command specific) +.IP "cdw11" 12 +Command Dword 11 (command specific) +.IP "cdw12" 12 +Command Dword 12 (command specific) +.IP "cdw13" 12 +Command Dword 13 (command specific) +.IP "cdw14" 12 +Command Dword 14 (command specific) +.IP "cdw15" 12 +Command Dword 15 (command specific) +.IP "timeout_ms" 12 +If non-zero, overrides system default timeout in milliseconds +.IP "rsvd2" 12 +Reserved for future use (and fills an implicit struct pad |