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authorIan Moffett <ian@osmora.org>2024-07-10 22:00:27 -0400
committerIan Moffett <ian@osmora.org>2024-07-10 22:04:21 -0400
commit26e17c070f845e4d93bff080eead9f5d22253319 (patch)
tree69a64015f8fc00d16c73c109d4304bea6af2617b /sys/include/dev/ic
parent67f9d3c5e58f1a958a2b1b7a102a71e3ce252fc4 (diff)
kernel: nvme: Improve nvme_identify()
Require an NSID and CNS value to be passed to the nvme_identify() function. This enables the caller to control what type of data is returned by the NVMe controller. Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys/include/dev/ic')
-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 aa68331..355abd8 100644
--- a/sys/include/dev/ic/nvmevar.h
+++ b/sys/include/dev/ic/nvmevar.h
@@ -37,6 +37,10 @@
#define NVME_OP_CREATE_IOCQ 0x05
#define NVME_OP_IDENTIFY 0x06
+/* Identify CNS values */
+#define ID_CNS_CTRL 0x01 /* Identify controller */
+#define ID_CNS_NSID_LIST 0x07 /* Active NSID list */
+
struct nvme_identify_cmd {
uint8_t opcode;
uint8_t flags;