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Diffstat (limited to 'include/linux/nvme.h')
-rw-r--r--include/linux/nvme.h27
1 files changed, 13 insertions, 14 deletions
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 3af5f454c..a55986f6f 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -17,20 +17,19 @@
#include <linux/types.h>
-struct nvme_bar {
- __u64 cap; /* Controller Capabilities */
- __u32 vs; /* Version */
- __u32 intms; /* Interrupt Mask Set */
- __u32 intmc; /* Interrupt Mask Clear */
- __u32 cc; /* Controller Configuration */
- __u32 rsvd1; /* Reserved */
- __u32 csts; /* Controller Status */
- __u32 nssr; /* Subsystem Reset */
- __u32 aqa; /* Admin Queue Attributes */
- __u64 asq; /* Admin SQ Base Address */
- __u64 acq; /* Admin CQ Base Address */
- __u32 cmbloc; /* Controller Memory Buffer Location */
- __u32 cmbsz; /* Controller Memory Buffer Size */
+enum {
+ NVME_REG_CAP = 0x0000, /* Controller Capabilities */
+ NVME_REG_VS = 0x0008, /* Version */
+ NVME_REG_INTMS = 0x000c, /* Interrupt Mask Set */
+ NVME_REG_INTMC = 0x0010, /* Interrupt Mask Set */
+ NVME_REG_CC = 0x0014, /* Controller Configuration */
+ NVME_REG_CSTS = 0x001c, /* Controller Status */
+ NVME_REG_NSSR = 0x0020, /* NVM Subsystem Reset */
+ NVME_REG_AQA = 0x0024, /* Admin Queue Attributes */
+ NVME_REG_ASQ = 0x0028, /* Admin SQ Base Address */
+ NVME_REG_ACQ = 0x0030, /* Admin SQ Base Address */
+ NVME_REG_CMBLOC = 0x0038, /* Controller Memory Buffer Location */
+ NVME_REG_CMBSZ = 0x003c, /* Controller Memory Buffer Size */
};
#define NVME_CAP_MQES(cap) ((cap) & 0xffff)