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authorIan Moffett <ian@osmora.org>2024-04-08 23:03:00 -0400
committerIan Moffett <ian@osmora.org>2024-04-08 23:03:00 -0400
commit0afeb373b8404636770904da99d753a7d8d88eed (patch)
tree60f804379191d7913266744ea4ff57cd09cc4b9c /sys/include
parent1d32ff6705d2e2770c0e601be39a701993f22fe5 (diff)
kernel: nvme: Add drive read/write support
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys/include')
-rw-r--r--sys/include/dev/ic/nvmevar.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/include/dev/ic/nvmevar.h b/sys/include/dev/ic/nvmevar.h
index 50f5ae0..52fa5ad 100644
--- a/sys/include/dev/ic/nvmevar.h
+++ b/sys/include/dev/ic/nvmevar.h
@@ -38,6 +38,7 @@
#define NVME_OP_IDENTIFY 0x06
/* I/O commands */
+#define NVME_OP_WRITE 0x01
#define NVME_OP_READ 0x02
struct nvme_common_cmd {
@@ -119,6 +120,7 @@ struct nvme_cmd {
struct nvme_common_cmd common;
struct nvme_create_iocq_cmd create_iocq;
struct nvme_create_iosq_cmd create_iosq;
+ struct nvme_rw_cmd rw;
};
};
@@ -243,6 +245,7 @@ struct nvme_queue {
struct nvme_state {
struct nvme_queue adminq;
struct nvme_bar *bar;
+ dev_t major;
};
/* NVMe namespace */
@@ -253,6 +256,7 @@ struct nvme_ns {
struct nvme_queue ioq; /* I/O queue */
struct nvme_lbaf lba_fmt; /* LBA format */
struct nvme_state *cntl; /* NVMe controller */
+ dev_t dev_id;
TAILQ_ENTRY(nvme_ns) link;
};