209 lines
3.7 KiB
C
209 lines
3.7 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef _ASM_S390_UAPI_IPL_H
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#define _ASM_S390_UAPI_IPL_H
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#include <linux/types.h>
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/* IPL Parameter List header */
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struct ipl_pl_hdr {
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__u32 len;
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__u8 flags;
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__u8 reserved1[2];
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__u8 version;
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} __packed;
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#define IPL_PL_FLAG_IPLPS 0x80
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#define IPL_PL_FLAG_SIPL 0x40
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#define IPL_PL_FLAG_IPLSR 0x20
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/* IPL Parameter Block header */
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struct ipl_pb_hdr {
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__u32 len;
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__u8 pbt;
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} __packed;
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/* IPL Parameter Block types */
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enum ipl_pbt {
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IPL_PBT_FCP = 0,
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IPL_PBT_SCP_DATA = 1,
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IPL_PBT_CCW = 2,
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IPL_PBT_ECKD = 3,
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IPL_PBT_NVME = 4,
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};
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/* IPL Parameter Block 0 with common fields */
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struct ipl_pb0_common {
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__u32 len;
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__u8 pbt;
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__u8 flags;
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__u8 reserved1[2];
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__u8 loadparm[8];
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__u8 reserved2[84];
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} __packed;
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#define IPL_PB0_FLAG_LOADPARM 0x80
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/* IPL Parameter Block 0 for FCP */
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struct ipl_pb0_fcp {
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__u32 len;
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__u8 pbt;
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__u8 reserved1[3];
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__u8 loadparm[8];
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__u8 reserved2[304];
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__u8 opt;
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__u8 reserved3[3];
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__u8 cssid;
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__u8 reserved4[1];
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__u16 devno;
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__u8 reserved5[4];
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__u64 wwpn;
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__u64 lun;
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__u32 bootprog;
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__u8 reserved6[12];
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__u64 br_lba;
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__u32 scp_data_len;
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__u8 reserved7[260];
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__u8 scp_data[];
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} __packed;
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#define IPL_PB0_FCP_OPT_IPL 0x10
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#define IPL_PB0_FCP_OPT_DUMP 0x20
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/* IPL Parameter Block 0 for NVMe */
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struct ipl_pb0_nvme {
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__u32 len;
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__u8 pbt;
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__u8 reserved1[3];
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__u8 loadparm[8];
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__u8 reserved2[304];
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__u8 opt;
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__u8 reserved3[3];
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__u32 fid;
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__u8 reserved4[12];
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__u32 nsid;
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__u8 reserved5[4];
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__u32 bootprog;
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__u8 reserved6[12];
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__u64 br_lba;
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__u32 scp_data_len;
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__u8 reserved7[260];
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__u8 scp_data[];
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} __packed;
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#define IPL_PB0_NVME_OPT_IPL 0x10
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#define IPL_PB0_NVME_OPT_DUMP 0x20
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/* IPL Parameter Block 0 for CCW */
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struct ipl_pb0_ccw {
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__u32 len;
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__u8 pbt;
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__u8 flags;
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__u8 reserved1[2];
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__u8 loadparm[8];
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__u8 reserved2[84];
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__u16 reserved3 : 13;
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__u8 ssid : 3;
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__u16 devno;
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__u8 vm_flags;
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__u8 reserved4[3];
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__u32 vm_parm_len;
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__u8 nss_name[8];
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__u8 vm_parm[64];
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__u8 reserved5[8];
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} __packed;
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/* IPL Parameter Block 0 for ECKD */
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struct ipl_pb0_eckd {
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__u32 len;
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__u8 pbt;
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__u8 reserved1[3];
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__u32 reserved2[78];
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__u8 opt;
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__u8 reserved4[4];
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__u8 reserved5:5;
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__u8 ssid:3;
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__u16 devno;
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__u32 reserved6[5];
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__u32 bootprog;
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__u8 reserved7[12];
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struct {
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__u16 cyl;
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__u8 head;
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__u8 record;
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__u32 reserved;
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} br_chr __packed;
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__u32 scp_data_len;
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__u8 reserved8[260];
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__u8 scp_data[];
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} __packed;
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#define IPL_PB0_ECKD_OPT_IPL 0x10
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#define IPL_PB0_ECKD_OPT_DUMP 0x20
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#define IPL_PB0_CCW_VM_FLAG_NSS 0x80
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#define IPL_PB0_CCW_VM_FLAG_VP 0x40
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/* IPL Parameter Block 1 for additional SCP data */
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struct ipl_pb1_scp_data {
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__u32 len;
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__u8 pbt;
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__u8 scp_data[];
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} __packed;
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/* IPL Report List header */
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struct ipl_rl_hdr {
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__u32 len;
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__u8 flags;
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__u8 reserved1[2];
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__u8 version;
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__u8 reserved2[8];
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} __packed;
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/* IPL Report Block header */
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struct ipl_rb_hdr {
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__u32 len;
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__u8 rbt;
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__u8 reserved1[11];
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} __packed;
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/* IPL Report Block types */
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enum ipl_rbt {
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IPL_RBT_CERTIFICATES = 1,
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IPL_RBT_COMPONENTS = 2,
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};
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/* IPL Report Block for the certificate list */
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struct ipl_rb_certificate_entry {
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__u64 addr;
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__u64 len;
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} __packed;
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struct ipl_rb_certificates {
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__u32 len;
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__u8 rbt;
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__u8 reserved1[11];
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struct ipl_rb_certificate_entry entries[];
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} __packed;
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/* IPL Report Block for the component list */
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struct ipl_rb_component_entry {
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__u64 addr;
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__u64 len;
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__u8 flags;
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__u8 reserved1[5];
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__u16 certificate_index;
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__u8 reserved2[8];
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};
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#define IPL_RB_COMPONENT_FLAG_SIGNED 0x80
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#define IPL_RB_COMPONENT_FLAG_VERIFIED 0x40
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struct ipl_rb_components {
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__u32 len;
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__u8 rbt;
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__u8 reserved1[11];
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struct ipl_rb_component_entry entries[];
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} __packed;
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#endif
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