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333 lines
6.8 KiB
333 lines
6.8 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* s390 diagnose functions |
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* |
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* Copyright IBM Corp. 2007 |
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* Author(s): Michael Holzheu <[email protected]> |
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*/ |
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#ifndef _ASM_S390_DIAG_H |
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#define _ASM_S390_DIAG_H |
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#include <linux/if_ether.h> |
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#include <linux/percpu.h> |
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enum diag_stat_enum { |
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DIAG_STAT_X008, |
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DIAG_STAT_X00C, |
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DIAG_STAT_X010, |
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DIAG_STAT_X014, |
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DIAG_STAT_X044, |
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DIAG_STAT_X064, |
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DIAG_STAT_X09C, |
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DIAG_STAT_X0DC, |
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DIAG_STAT_X204, |
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DIAG_STAT_X210, |
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DIAG_STAT_X224, |
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DIAG_STAT_X250, |
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DIAG_STAT_X258, |
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DIAG_STAT_X26C, |
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DIAG_STAT_X288, |
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DIAG_STAT_X2C4, |
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DIAG_STAT_X2FC, |
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DIAG_STAT_X304, |
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DIAG_STAT_X308, |
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DIAG_STAT_X318, |
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DIAG_STAT_X500, |
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NR_DIAG_STAT |
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}; |
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void diag_stat_inc(enum diag_stat_enum nr); |
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void diag_stat_inc_norecursion(enum diag_stat_enum nr); |
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/* |
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* Diagnose 10: Release page range |
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*/ |
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static inline void diag10_range(unsigned long start_pfn, unsigned long num_pfn) |
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{ |
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unsigned long start_addr, end_addr; |
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start_addr = pfn_to_phys(start_pfn); |
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end_addr = pfn_to_phys(start_pfn + num_pfn - 1); |
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diag_stat_inc(DIAG_STAT_X010); |
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asm volatile( |
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"0: diag %0,%1,0x10\n" |
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"1: nopr %%r7\n" |
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EX_TABLE(0b, 1b) |
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EX_TABLE(1b, 1b) |
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: : "a" (start_addr), "a" (end_addr)); |
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} |
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/* |
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* Diagnose 14: Input spool file manipulation |
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*/ |
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extern int diag14(unsigned long rx, unsigned long ry1, unsigned long subcode); |
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/* |
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* Diagnose 210: Get information about a virtual device |
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*/ |
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struct diag210 { |
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u16 vrdcdvno; /* device number (input) */ |
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u16 vrdclen; /* data block length (input) */ |
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u8 vrdcvcla; /* virtual device class (output) */ |
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u8 vrdcvtyp; /* virtual device type (output) */ |
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u8 vrdcvsta; /* virtual device status (output) */ |
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u8 vrdcvfla; /* virtual device flags (output) */ |
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u8 vrdcrccl; /* real device class (output) */ |
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u8 vrdccrty; /* real device type (output) */ |
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u8 vrdccrmd; /* real device model (output) */ |
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u8 vrdccrft; /* real device feature (output) */ |
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} __attribute__((packed, aligned(4))); |
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extern int diag210(struct diag210 *addr); |
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/* bit is set in flags, when physical cpu info is included in diag 204 data */ |
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#define DIAG204_LPAR_PHYS_FLG 0x80 |
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#define DIAG204_LPAR_NAME_LEN 8 /* lpar name len in diag 204 data */ |
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#define DIAG204_CPU_NAME_LEN 16 /* type name len of cpus in diag224 name table */ |
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/* diag 204 subcodes */ |
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enum diag204_sc { |
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DIAG204_SUBC_STIB4 = 4, |
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DIAG204_SUBC_RSI = 5, |
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DIAG204_SUBC_STIB6 = 6, |
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DIAG204_SUBC_STIB7 = 7 |
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}; |
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/* The two available diag 204 data formats */ |
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enum diag204_format { |
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DIAG204_INFO_SIMPLE = 0, |
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DIAG204_INFO_EXT = 0x00010000 |
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}; |
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enum diag204_cpu_flags { |
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DIAG204_CPU_ONLINE = 0x20, |
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DIAG204_CPU_CAPPED = 0x40, |
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}; |
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struct diag204_info_blk_hdr { |
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__u8 npar; |
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__u8 flags; |
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__u16 tslice; |
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__u16 phys_cpus; |
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__u16 this_part; |
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__u64 curtod; |
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} __packed; |
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struct diag204_x_info_blk_hdr { |
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__u8 npar; |
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__u8 flags; |
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__u16 tslice; |
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__u16 phys_cpus; |
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__u16 this_part; |
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__u64 curtod1; |
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__u64 curtod2; |
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char reserved[40]; |
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} __packed; |
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struct diag204_part_hdr { |
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__u8 pn; |
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__u8 cpus; |
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char reserved[6]; |
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char part_name[DIAG204_LPAR_NAME_LEN]; |
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} __packed; |
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struct diag204_x_part_hdr { |
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__u8 pn; |
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__u8 cpus; |
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__u8 rcpus; |
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__u8 pflag; |
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__u32 mlu; |
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char part_name[DIAG204_LPAR_NAME_LEN]; |
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char lpc_name[8]; |
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char os_name[8]; |
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__u64 online_cs; |
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__u64 online_es; |
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__u8 upid; |
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__u8 reserved:3; |
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__u8 mtid:5; |
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char reserved1[2]; |
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__u32 group_mlu; |
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char group_name[8]; |
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char hardware_group_name[8]; |
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char reserved2[24]; |
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} __packed; |
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struct diag204_cpu_info { |
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__u16 cpu_addr; |
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char reserved1[2]; |
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__u8 ctidx; |
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__u8 cflag; |
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__u16 weight; |
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__u64 acc_time; |
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__u64 lp_time; |
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} __packed; |
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struct diag204_x_cpu_info { |
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__u16 cpu_addr; |
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char reserved1[2]; |
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__u8 ctidx; |
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__u8 cflag; |
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__u16 weight; |
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__u64 acc_time; |
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__u64 lp_time; |
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__u16 min_weight; |
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__u16 cur_weight; |
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__u16 max_weight; |
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char reseved2[2]; |
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__u64 online_time; |
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__u64 wait_time; |
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__u32 pma_weight; |
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__u32 polar_weight; |
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__u32 cpu_type_cap; |
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__u32 group_cpu_type_cap; |
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char reserved3[32]; |
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} __packed; |
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struct diag204_phys_hdr { |
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char reserved1[1]; |
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__u8 cpus; |
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char reserved2[6]; |
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char mgm_name[8]; |
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} __packed; |
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struct diag204_x_phys_hdr { |
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char reserved1[1]; |
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__u8 cpus; |
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char reserved2[6]; |
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char mgm_name[8]; |
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char reserved3[80]; |
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} __packed; |
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struct diag204_phys_cpu { |
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__u16 cpu_addr; |
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char reserved1[2]; |
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__u8 ctidx; |
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char reserved2[3]; |
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__u64 mgm_time; |
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char reserved3[8]; |
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} __packed; |
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struct diag204_x_phys_cpu { |
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__u16 cpu_addr; |
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char reserved1[2]; |
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__u8 ctidx; |
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char reserved2[1]; |
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__u16 weight; |
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__u64 mgm_time; |
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char reserved3[80]; |
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} __packed; |
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struct diag204_x_part_block { |
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struct diag204_x_part_hdr hdr; |
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struct diag204_x_cpu_info cpus[]; |
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} __packed; |
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struct diag204_x_phys_block { |
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struct diag204_x_phys_hdr hdr; |
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struct diag204_x_phys_cpu cpus[]; |
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} __packed; |
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enum diag26c_sc { |
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DIAG26C_PORT_VNIC = 0x00000024, |
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DIAG26C_MAC_SERVICES = 0x00000030 |
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}; |
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enum diag26c_version { |
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DIAG26C_VERSION2 = 0x00000002, /* z/VM 5.4.0 */ |
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DIAG26C_VERSION6_VM65918 = 0x00020006 /* z/VM 6.4.0 + VM65918 */ |
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}; |
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#define DIAG26C_VNIC_INFO 0x0002 |
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struct diag26c_vnic_req { |
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u32 resp_buf_len; |
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u32 resp_version; |
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u16 req_format; |
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u16 vlan_id; |
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u64 sys_name; |
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u8 res[2]; |
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u16 devno; |
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} __packed __aligned(8); |
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#define VNIC_INFO_PROT_L3 1 |
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#define VNIC_INFO_PROT_L2 2 |
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/* Note: this is the bare minimum, use it for uninitialized VNICs only. */ |
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struct diag26c_vnic_resp { |
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u32 version; |
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u32 entry_cnt; |
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/* VNIC info: */ |
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u32 next_entry; |
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u64 owner; |
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u16 devno; |
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u8 status; |
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u8 type; |
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u64 lan_owner; |
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u64 lan_name; |
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u64 port_name; |
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u8 port_type; |
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u8 ext_status:6; |
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u8 protocol:2; |
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u16 base_devno; |
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u32 port_num; |
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u32 ifindex; |
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u32 maxinfo; |
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u32 dev_count; |
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/* 3x device info: */ |
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u8 dev_info1[28]; |
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u8 dev_info2[28]; |
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u8 dev_info3[28]; |
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} __packed __aligned(8); |
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#define DIAG26C_GET_MAC 0x0000 |
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struct diag26c_mac_req { |
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u32 resp_buf_len; |
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u32 resp_version; |
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u16 op_code; |
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u16 devno; |
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u8 res[4]; |
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}; |
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struct diag26c_mac_resp { |
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u32 version; |
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u8 mac[ETH_ALEN]; |
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u8 res[2]; |
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} __aligned(8); |
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#define CPNC_LINUX 0x4 |
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union diag318_info { |
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unsigned long val; |
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struct { |
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unsigned long cpnc : 8; |
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unsigned long cpvc : 56; |
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}; |
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}; |
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int diag204(unsigned long subcode, unsigned long size, void *addr); |
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int diag224(void *ptr); |
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int diag26c(void *req, void *resp, enum diag26c_sc subcode); |
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struct hypfs_diag0c_entry; |
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/* |
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* This structure must contain only pointers/references into |
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* the AMODE31 text section. |
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*/ |
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struct diag_ops { |
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int (*diag210)(struct diag210 *addr); |
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int (*diag26c)(void *req, void *resp, enum diag26c_sc subcode); |
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int (*diag14)(unsigned long rx, unsigned long ry1, unsigned long subcode); |
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void (*diag0c)(struct hypfs_diag0c_entry *entry); |
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void (*diag308_reset)(void); |
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}; |
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extern struct diag_ops diag_amode31_ops; |
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extern struct diag210 *__diag210_tmp_amode31; |
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int _diag210_amode31(struct diag210 *addr); |
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int _diag26c_amode31(void *req, void *resp, enum diag26c_sc subcode); |
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int _diag14_amode31(unsigned long rx, unsigned long ry1, unsigned long subcode); |
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void _diag0c_amode31(struct hypfs_diag0c_entry *entry); |
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void _diag308_reset_amode31(void); |
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#endif /* _ASM_S390_DIAG_H */
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