From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- arch/s390/include/uapi/asm/ipl.h | 208 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 208 insertions(+) create mode 100644 arch/s390/include/uapi/asm/ipl.h (limited to 'arch/s390/include/uapi/asm/ipl.h') diff --git a/arch/s390/include/uapi/asm/ipl.h b/arch/s390/include/uapi/asm/ipl.h new file mode 100644 index 0000000000..2cd28af50d --- /dev/null +++ b/arch/s390/include/uapi/asm/ipl.h @@ -0,0 +1,208 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _ASM_S390_UAPI_IPL_H +#define _ASM_S390_UAPI_IPL_H + +#include + +/* IPL Parameter List header */ +struct ipl_pl_hdr { + __u32 len; + __u8 flags; + __u8 reserved1[2]; + __u8 version; +} __packed; + +#define IPL_PL_FLAG_IPLPS 0x80 +#define IPL_PL_FLAG_SIPL 0x40 +#define IPL_PL_FLAG_IPLSR 0x20 + +/* IPL Parameter Block header */ +struct ipl_pb_hdr { + __u32 len; + __u8 pbt; +} __packed; + +/* IPL Parameter Block types */ +enum ipl_pbt { + IPL_PBT_FCP = 0, + IPL_PBT_SCP_DATA = 1, + IPL_PBT_CCW = 2, + IPL_PBT_ECKD = 3, + IPL_PBT_NVME = 4, +}; + +/* IPL Parameter Block 0 with common fields */ +struct ipl_pb0_common { + __u32 len; + __u8 pbt; + __u8 flags; + __u8 reserved1[2]; + __u8 loadparm[8]; + __u8 reserved2[84]; +} __packed; + +#define IPL_PB0_FLAG_LOADPARM 0x80 + +/* IPL Parameter Block 0 for FCP */ +struct ipl_pb0_fcp { + __u32 len; + __u8 pbt; + __u8 reserved1[3]; + __u8 loadparm[8]; + __u8 reserved2[304]; + __u8 opt; + __u8 reserved3[3]; + __u8 cssid; + __u8 reserved4[1]; + __u16 devno; + __u8 reserved5[4]; + __u64 wwpn; + __u64 lun; + __u32 bootprog; + __u8 reserved6[12]; + __u64 br_lba; + __u32 scp_data_len; + __u8 reserved7[260]; + __u8 scp_data[]; +} __packed; + +#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; + __u8 pbt; + __u8 flags; + __u8 reserved1[2]; + __u8 loadparm[8]; + __u8 reserved2[84]; + __u16 reserved3 : 13; + __u8 ssid : 3; + __u16 devno; + __u8 vm_flags; + __u8 reserved4[3]; + __u32 vm_parm_len; + __u8 nss_name[8]; + __u8 vm_parm[64]; + __u8 reserved5[8]; +} __packed; + +/* IPL Parameter Block 0 for ECKD */ +struct ipl_pb0_eckd { + __u32 len; + __u8 pbt; + __u8 reserved1[3]; + __u32 reserved2[78]; + __u8 opt; + __u8 reserved4[4]; + __u8 reserved5:5; + __u8 ssid:3; + __u16 devno; + __u32 reserved6[5]; + __u32 bootprog; + __u8 reserved7[12]; + struct { + __u16 cyl; + __u8 head; + __u8 record; + __u32 reserved; + } br_chr __packed; + __u32 scp_data_len; + __u8 reserved8[260]; + __u8 scp_data[]; +} __packed; + +#define IPL_PB0_ECKD_OPT_IPL 0x10 +#define IPL_PB0_ECKD_OPT_DUMP 0x20 + +#define IPL_PB0_CCW_VM_FLAG_NSS 0x80 +#define IPL_PB0_CCW_VM_FLAG_VP 0x40 + +/* IPL Parameter Block 1 for additional SCP data */ +struct ipl_pb1_scp_data { + __u32 len; + __u8 pbt; + __u8 scp_data[]; +} __packed; + +/* IPL Report List header */ +struct ipl_rl_hdr { + __u32 len; + __u8 flags; + __u8 reserved1[2]; + __u8 version; + __u8 reserved2[8]; +} __packed; + +/* IPL Report Block header */ +struct ipl_rb_hdr { + __u32 len; + __u8 rbt; + __u8 reserved1[11]; +} __packed; + +/* IPL Report Block types */ +enum ipl_rbt { + IPL_RBT_CERTIFICATES = 1, + IPL_RBT_COMPONENTS = 2, +}; + +/* IPL Report Block for the certificate list */ +struct ipl_rb_certificate_entry { + __u64 addr; + __u64 len; +} __packed; + +struct ipl_rb_certificates { + __u32 len; + __u8 rbt; + __u8 reserved1[11]; + struct ipl_rb_certificate_entry entries[]; +} __packed; + +/* IPL Report Block for the component list */ +struct ipl_rb_component_entry { + __u64 addr; + __u64 len; + __u8 flags; + __u8 reserved1[5]; + __u16 certificate_index; + __u8 reserved2[8]; +}; + +#define IPL_RB_COMPONENT_FLAG_SIGNED 0x80 +#define IPL_RB_COMPONENT_FLAG_VERIFIED 0x40 + +struct ipl_rb_components { + __u32 len; + __u8 rbt; + __u8 reserved1[11]; + struct ipl_rb_component_entry entries[]; +} __packed; + +#endif -- cgit v1.2.3