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| author |   Jason J. Herne <jjherne@linux.ibm.com> | 2020-03-02 14:03:37 -0500 |
|---|---|---|
| committer |   Vasily Gorbik <gor@linux.ibm.com> | 2020-05-06 15:19:35 +0200 |
| commit | 3737e8ee4f2fc7e77994d1a8bd618a9dda5a5514 (patch) | |
| tree | abe4de933d4869278c2d29563eb5139d0e89e441 /arch/s390/include/uapi/asm | |
| parent | s390/pci: Documentation update for s390 PCI (diff) | |
| download | linux-dev-3737e8ee4f2fc7e77994d1a8bd618a9dda5a5514.tar.xz linux-dev-3737e8ee4f2fc7e77994d1a8bd618a9dda5a5514.zip | |
s390: nvme ipl
Recognize IPL Block's Ipl Type of "nvme". Populate related structs and sysfs
entries.
Signed-off-by: Jason J. Herne <jjherne@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/include/uapi/asm')
| -rw-r--r-- | arch/s390/include/uapi/asm/ipl.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/s390/include/uapi/asm/ipl.h b/arch/s390/include/uapi/asm/ipl.h index 451ba7d08905..d1ecd5d722a0 100644 --- a/arch/s390/include/uapi/asm/ipl.h +++ b/arch/s390/include/uapi/asm/ipl.h @@ -27,6 +27,7 @@ enum ipl_pbt { IPL_PBT_FCP = 0, IPL_PBT_SCP_DATA = 1, IPL_PBT_CCW = 2, + IPL_PBT_NVME = 4, }; /* IPL Parameter Block 0 with common fields */ @@ -67,6 +68,30 @@ struct ipl_pb0_fcp { #define IPL_PB0_FCP_OPT_IPL 0x10 #define IPL_PB0_FCP_OPT_DUMP 0x20 +/* IPL Parameter Block 0 for NVMe */ +struct ipl_pb0_nvme { + __u32 len; + __u8 pbt; + __u8 reserved1[3]; + __u8 loadparm[8]; + __u8 reserved2[304]; + __u8 opt; + __u8 reserved3[3]; + __u32 fid; + __u8 reserved4[12]; + __u32 nsid; + __u8 reserved5[4]; + __u32 bootprog; + __u8 reserved6[12]; + __u64 br_lba; + __u32 scp_data_len; + __u8 reserved7[260]; + __u8 scp_data[]; +} __packed; + +#define IPL_PB0_NVME_OPT_IPL 0x10 +#define IPL_PB0_NVME_OPT_DUMP 0x20 + /* IPL Parameter Block 0 for CCW */ struct ipl_pb0_ccw { __u32 len; |