/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright IBM Corp. 1999, 2012 * Author(s): Hartmut Penner <hp@de.ibm.com>, * Martin Schwidefsky <schwidefsky@de.ibm.com>, * Denis Joseph Barrow, */ #ifndef _ASM_S390_LOWCORE_H #define _ASM_S390_LOWCORE_H #include <linux/types.h> #include <asm/ptrace.h> #include <asm/cpu.h> #include <asm/types.h> #define LC_ORDER 1 #define LC_PAGES 2 struct lowcore { __u8 pad_0x0000[0x0014-0x0000]; /* 0x0000 */ __u32 ipl_parmblock_ptr; /* 0x0014 */ __u8 pad_0x0018[0x0080-0x0018]; /* 0x0018 */ __u32 ext_params; /* 0x0080 */ __u16 ext_cpu_addr; /* 0x0084 */ __u16 ext_int_code; /* 0x0086 */ __u16 svc_ilc; /* 0x0088 */ __u16 svc_code; /* 0x008a */ __u16 pgm_ilc; /* 0x008c */ __u16 pgm_code; /* 0x008e */ __u32 data_exc_code; /* 0x0090 */ __u16 mon_class_num; /* 0x0094 */ __u8 per_code; /* 0x0096 */ __u8 per_atmid; /* 0x0097 */ __u64 per_address; /* 0x0098 */ __u8 exc_access_id; /* 0x00a0 */ __u8 per_access_id; /* 0x00a1 */ __u8 op_access_id; /* 0x00a2 */ __u8 ar_mode_id; /* 0x00a3 */ __u8 pad_0x00a4[0x00a8-0x00a4]; /* 0x00a4 */ __u64 trans_exc_code; /* 0x00a8 */ __u64 monitor_code; /* 0x00b0 */ __u16 subchannel_id; /* 0x00b8 */ __u16 subchannel_nr; /* 0x00ba */ __u32 io_int_parm; /* 0x00bc */ __u32 io_int_word; /* 0x00c0 */ __u8 pad_0x00c4[0x00c8-0x00c4]; /* 0x00c4 */ __u32 stfl_fac_list; /* 0x00c8 */ __u8 pad_0x00cc[0x00e8-0x00cc]; /* 0x00cc */ __u64 mcck_interruption_code; /* 0x00e8 */ __u8 pad_0x00f0[0x00f4-0x00f0]; /* 0x00f0 */ __u32 external_damage_code; /* 0x00f4 */ __u64 failing_storage_address; /* 0x00f8 */ __u8 pad_0x0100[0x0110-0x0100]; /* 0x0100 */ __u64 breaking_event_addr; /* 0x0110 */ __u8 pad_0x0118[0x0120-0x0118]; /* 0x0118 */ psw_t restart_old_psw; /* 0x0120 */ psw_t external_old_psw; /* 0x0130 */ psw_t svc_old_psw; /* 0x0140 */ psw_t program_old_psw; /* 0x0150 */ psw_t mcck_old_psw; /* 0x0160 */ psw_t io_old_psw; /* 0x0170 */ __u8 pad_0x0180[0x01a0-0x0180]; /* 0x0180 */ psw_t restart_psw; /* 0x01a0 */ psw_t external_new_psw; /* 0x01b0 */ psw_t svc_new_psw; /* 0x01c0 */ psw_t program_new_psw; /* 0x01d0 */ psw_t mcck_new_psw; /* 0x01e0 */ psw_t io_new_psw; /* 0x01f0 */ /* Save areas. */ __u64 save_area_sync[8]; /* 0x0200 */ __u64 save_area_async[8]; /* 0x0240 */ __u64 save_area_restart[1]; /* 0x0280 */ /* CPU flags. */ __u64 cpu_flags; /* 0x0288 */ /* Return psws. */ psw_t return_psw; /* 0x0290 */ psw_t return_mcck_psw; /* 0x02a0 */ /* CPU accounting and timing values. */ __u64 sync_enter_timer; /* 0x02b0 */ __u64 async_enter_timer; /* 0x02b8 */ __u64 mcck_enter_timer; /* 0x02c0 */ __u64 exit_timer; /* 0x02c8 */ __u64 user_timer; /* 0x02d0 */ __u64 guest_timer; /* 0x02d8 */ __u64 system_timer; /* 0x02e0 */ __u64 hardirq_timer; /* 0x02e8 */ __u64 softirq_timer; /* 0x02f0 */ __u64 steal_timer; /* 0x02f8 */ __u64 last_update_timer; /* 0x0300 */ __u64 last_update_clock; /* 0x0308 */ __u64 int_clock; /* 0x0310 */ __u64 mcck_clock; /* 0x0318 */ __u64 clock_comparator; /* 0x0320 */ __u64 boot_clock[2]; /* 0x0328 */ /* Current process. */ __u64 current_task; /* 0x0338 */ __u64 kernel_stack; /* 0x0340 */ /* Interrupt, panic and restart stack. */ __u64 async_stack; /* 0x0348 */ __u64 panic_stack; /* 0x0350 */ __u64 restart_stack; /* 0x0358 */ /* Restart function and parameter. */ __u64 restart_fn; /* 0x0360 */ __u64 restart_data; /* 0x0368 */ __u64 restart_source; /* 0x0370 */ /* Address space pointer. */ __u64 kernel_asce; /* 0x0378 */ __u64 user_asce; /* 0x0380 */ __u64 vdso_asce; /* 0x0388 */ /* * The lpp and current_pid fields form a * 64-bit value that is set as program * parameter with the LPP instruction. */ __u32 lpp; /* 0x0390 */ __u32 current_pid; /* 0x0394 */ /* SMP info area */ __u32 cpu_nr; /* 0x0398 */ __u32 softirq_pending; /* 0x039c */ __u32 preempt_count; /* 0x03a0 */ __u32 spinlock_lockval; /* 0x03a4 */ __u32 spinlock_index; /* 0x03a8 */ __u32 fpu_flags; /* 0x03ac */ __u64 percpu_offset; /* 0x03b0 */ __u64 vdso_per_cpu_data; /* 0x03b8 */ __u64 machine_flags; /* 0x03c0 */ __u64 gmap; /* 0x03c8 */ __u8 pad_0x03d0[0x0400-0x03d0]; /* 0x03d0 */ /* br %r1 trampoline */ __u16 br_r1_trampoline; /* 0x0400 */ __u8 pad_0x0402[0x0e00-0x0402]; /* 0x0402 */ /* * 0xe00 contains the address of the IPL Parameter Information * block. Dump tools need IPIB for IPL after dump. * Note: do not change the position of any fields in 0x0e00-0x0f00 */ __u64 ipib; /* 0x0e00 */ __u32 ipib_checksum; /* 0x0e08 */ __u64 vmcore_info; /* 0x0e0c */ __u8 pad_0x0e14[0x0e18-0x0e14]; /* 0x0e14 */ __u64 os_info; /* 0x0e18 */ __u8 pad_0x0e20[0x0f00-0x0e20]; /* 0x0e20 */ /* Extended facility list */ __u64 stfle_fac_list[16]; /* 0x0f00 */ __u64 alt_stfle_fac_list[16]; /* 0x0f80 */ __u8 pad_0x1000[0x11b0-0x1000]; /* 0x1000 */ /* Pointer to the machine check extended save area */ __u64 mcesad; /* 0x11b0 */ /* 64 bit extparam used for pfault/diag 250: defined by architecture */ __u64 ext_params2; /* 0x11B8 */ __u8 pad_0x11c0[0x1200-0x11C0]; /* 0x11C0 */ /* CPU register save area: defined by architecture */ __u64 floating_pt_save_area[16]; /* 0x1200 */ __u64 gpregs_save_area[16]; /* 0x1280 */ psw_t psw_save_area; /* 0x1300 */ __u8 pad_0x1310[0x1318-0x1310]; /* 0x1310 */ __u32 prefixreg_save_area; /* 0x1318 */ __u32 fpt_creg_save_area; /* 0x131c */ __u8 pad_0x1320[0x1324-0x1320]; /* 0x1320 */ __u32 tod_progreg_save_area; /* 0x1324 */ __u32 cpu_timer_save_area[2]; /* 0x1328 */ __u32 clock_comp_save_area[2]; /* 0x1330 */ __u8 pad_0x1338[0x1340-0x1338]; /* 0x1338 */ __u32 access_regs_save_area[16]; /* 0x1340 */ __u64 cregs_save_area[16]; /* 0x1380 */ __u8 pad_0x1400[0x1800-0x1400]; /* 0x1400 */ /* Transaction abort diagnostic block */ __u8 pgm_tdb[256]; /* 0x1800 */ __u8 pad_0x1900[0x2000-0x1900]; /* 0x1900 */ } __packed; #define S390_lowcore (*((struct lowcore *) 0)) extern struct lowcore *lowcore_ptr[]; static inline void set_prefix(__u32 address) { asm volatile("spx %0" : : "Q" (address) : "memory"); } static inline __u32 store_prefix(void) { __u32 address; asm volatile("stpx %0" : "=Q" (address)); return address; } #endif /* _ASM_S390_LOWCORE_H */
Name | Type | Size | Permission | Actions |
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fpu | Folder | 0755 |
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trace | Folder | 0755 |
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Kbuild | File | 557 B | 0644 |
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airq.h | File | 3.02 KB | 0644 |
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alternative-asm.h | File | 3.07 KB | 0644 |
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alternative.h | File | 4.99 KB | 0644 |
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ap.h | File | 9.9 KB | 0644 |
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appldata.h | File | 1.54 KB | 0644 |
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archrandom.h | File | 1.1 KB | 0644 |
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asm-prototypes.h | File | 227 B | 0644 |
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atomic.h | File | 5.1 KB | 0644 |
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atomic_ops.h | File | 4.02 KB | 0644 |
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barrier.h | File | 1.84 KB | 0644 |
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bitops.h | File | 10.13 KB | 0644 |
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bug.h | File | 1.49 KB | 0644 |
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bugs.h | File | 441 B | 0644 |
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cache.h | File | 387 B | 0644 |
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ccwdev.h | File | 7.99 KB | 0644 |
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ccwgroup.h | File | 2.53 KB | 0644 |
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checksum.h | File | 3.24 KB | 0644 |
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chpid.h | File | 974 B | 0644 |
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cio.h | File | 8.01 KB | 0644 |
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clp.h | File | 1.32 KB | 0644 |
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cmb.h | File | 425 B | 0644 |
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cmpxchg.h | File | 1.76 KB | 0644 |
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compat.h | File | 7.9 KB | 0644 |
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cpacf.h | File | 16.8 KB | 0644 |
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cpcmd.h | File | 1.11 KB | 0644 |
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cpu.h | File | 549 B | 0644 |
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cpu_mf.h | File | 8.99 KB | 0644 |
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cpufeature.h | File | 963 B | 0644 |
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cputime.h | File | 805 B | 0644 |
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crw.h | File | 1.86 KB | 0644 |
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css_chars.h | File | 769 B | 0644 |
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ctl_reg.h | File | 2.89 KB | 0644 |
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current.h | File | 405 B | 0644 |
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debug.h | File | 8.1 KB | 0644 |
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delay.h | File | 721 B | 0644 |
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diag.h | File | 5.94 KB | 0644 |
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dis.h | File | 637 B | 0644 |
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dma-mapping.h | File | 621 B | 0644 |
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dma.h | File | 456 B | 0644 |
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eadm.h | File | 2.03 KB | 0644 |
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ebcdic.h | File | 1.41 KB | 0644 |
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elf.h | File | 10.36 KB | 0644 |
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exec.h | File | 269 B | 0644 |
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extable.h | File | 875 B | 0644 |
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extmem.h | File | 804 B | 0644 |
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facility.h | File | 2.44 KB | 0644 |
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fcx.h | File | 7.91 KB | 0644 |
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ftrace.h | File | 1.66 KB | 0644 |
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futex.h | File | 2.07 KB | 0644 |
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gmap.h | File | 4.93 KB | 0644 |
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hardirq.h | File | 670 B | 0644 |
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hugetlb.h | File | 2.82 KB | 0644 |
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hw_irq.h | File | 249 B | 0644 |
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idals.h | File | 5.22 KB | 0644 |
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idle.h | File | 709 B | 0644 |
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io.h | File | 2.03 KB | 0644 |
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ipl.h | File | 3.6 KB | 0644 |
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irq.h | File | 2.55 KB | 0644 |
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irqflags.h | File | 1.76 KB | 0644 |
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isc.h | File | 1000 B | 0644 |
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itcw.h | File | 950 B | 0644 |
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jump_label.h | File | 1.36 KB | 0644 |
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kdebug.h | File | 386 B | 0644 |
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kexec.h | File | 1.32 KB | 0644 |
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kprobes.h | File | 2.24 KB | 0644 |
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kvm_host.h | File | 22.24 KB | 0644 |
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kvm_para.h | File | 5.78 KB | 0644 |
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linkage.h | File | 633 B | 0644 |
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livepatch.h | File | 461 B | 0644 |
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lowcore.h | File | 6.29 KB | 0644 |
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mmu.h | File | 1.19 KB | 0644 |
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mmu_context.h | File | 3.84 KB | 0644 |
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mmzone.h | File | 316 B | 0644 |
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module.h | File | 802 B | 0644 |
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nmi.h | File | 3.44 KB | 0644 |
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nospec-branch.h | File | 342 B | 0644 |
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nospec-insn.h | File | 3.81 KB | 0644 |
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numa.h | File | 730 B | 0644 |
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os_info.h | File | 1.1 KB | 0644 |
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page-states.h | File | 486 B | 0644 |
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page.h | File | 5.12 KB | 0644 |
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pci.h | File | 6.26 KB | 0644 |
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pci_clp.h | File | 4.25 KB | 0644 |
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pci_debug.h | File | 608 B | 0644 |
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pci_dma.h | File | 5.7 KB | 0644 |
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pci_insn.h | File | 2.59 KB | 0644 |
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pci_io.h | File | 4.58 KB | 0644 |
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percpu.h | File | 6.43 KB | 0644 |
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perf_event.h | File | 2.71 KB | 0644 |
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pgalloc.h | File | 4.32 KB | 0644 |
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pgtable.h | File | 47.7 KB | 0644 |
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pkey.h | File | 4.23 KB | 0644 |
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preempt.h | File | 3.25 KB | 0644 |
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processor.h | File | 10.42 KB | 0644 |
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ptrace.h | File | 5.27 KB | 0644 |
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qdio.h | File | 11.67 KB | 0644 |
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reset.h | File | 471 B | 0644 |
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runtime_instr.h | File | 1.76 KB | 0644 |
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schid.h | File | 525 B | 0644 |
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sclp.h | File | 3.38 KB | 0644 |
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scsw.h | File | 24.1 KB | 0644 |
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seccomp.h | File | 516 B | 0644 |
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sections.h | File | 155 B | 0644 |
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segment.h | File | 93 B | 0644 |
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serial.h | File | 147 B | 0644 |
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set_memory.h | File | 779 B | 0644 |
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setup.h | File | 4.44 KB | 0644 |
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shmparam.h | File | 285 B | 0644 |
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signal.h | File | 644 B | 0644 |
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sigp.h | File | 1.8 KB | 0644 |
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smp.h | File | 2.45 KB | 0644 |
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sparsemem.h | File | 214 B | 0644 |
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spinlock.h | File | 3.53 KB | 0644 |
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spinlock_types.h | File | 437 B | 0644 |
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stp.h | File | 1.26 KB | 0644 |
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string.h | File | 4.5 KB | 0644 |
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switch_to.h | File | 1.37 KB | 0644 |
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syscall.h | File | 2.63 KB | 0644 |
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sysinfo.h | File | 4.22 KB | 0644 |
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termios.h | File | 685 B | 0644 |
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thread_info.h | File | 3.15 KB | 0644 |
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timex.h | File | 6.15 KB | 0644 |
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tlb.h | File | 5.71 KB | 0644 |
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tlbflush.h | File | 3.52 KB | 0644 |
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topology.h | File | 2.69 KB | 0644 |
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uaccess.h | File | 6.57 KB | 0644 |
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unistd.h | File | 1.03 KB | 0644 |
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uprobes.h | File | 588 B | 0644 |
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user.h | File | 3.3 KB | 0644 |
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vdso.h | File | 1.8 KB | 0644 |
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vga.h | File | 170 B | 0644 |
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vtime.h | File | 182 B | 0644 |
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vtimer.h | File | 866 B | 0644 |
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vx-insn.h | File | 10.66 KB | 0644 |
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xor.h | File | 454 B | 0644 |
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