1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Based on arch/arm/kernel/asm-offsets.c 4 * 5 * Copyright (C) 1995-2003 Russell King 6 * 2001-2002 Keith Owens 7 * Copyright (C) 2012 ARM Ltd. 8 */ 9 10 #include <linux/arm_sdei.h> 11 #include <linux/sched.h> 12 #include <linux/mm.h> 13 #include <linux/dma-mapping.h> 14 #include <linux/kvm_host.h> 15 #include <linux/preempt.h> 16 #include <linux/suspend.h> 17 #include <asm/cpufeature.h> 18 #include <asm/fixmap.h> 19 #include <asm/thread_info.h> 20 #include <asm/memory.h> 21 #include <asm/smp_plat.h> 22 #include <asm/suspend.h> 23 #include <asm/vdso_datapage.h> 24 #include <linux/kbuild.h> 25 #include <linux/arm-smccc.h> 26 27 int main(void) 28 { 29 DEFINE(TSK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); 30 BLANK(); 31 DEFINE(TSK_TI_FLAGS, offsetof(struct task_struct, thread_info.flags)); 32 DEFINE(TSK_TI_PREEMPT, offsetof(struct task_struct, thread_info.preempt_count)); 33 DEFINE(TSK_TI_ADDR_LIMIT, offsetof(struct task_struct, thread_info.addr_limit)); 34 #ifdef CONFIG_ARM64_SW_TTBR0_PAN 35 DEFINE(TSK_TI_TTBR0, offsetof(struct task_struct, thread_info.ttbr0)); 36 #endif 37 DEFINE(TSK_STACK, offsetof(struct task_struct, stack)); 38 #ifdef CONFIG_STACKPROTECTOR 39 DEFINE(TSK_STACK_CANARY, offsetof(struct task_struct, stack_canary)); 40 #endif 41 BLANK(); 42 DEFINE(THREAD_CPU_CONTEXT, offsetof(struct task_struct, thread.cpu_context)); 43 BLANK(); 44 DEFINE(S_X0, offsetof(struct pt_regs, regs[0])); 45 DEFINE(S_X2, offsetof(struct pt_regs, regs[2])); 46 DEFINE(S_X4, offsetof(struct pt_regs, regs[4])); 47 DEFINE(S_X6, offsetof(struct pt_regs, regs[6])); 48 DEFINE(S_X8, offsetof(struct pt_regs, regs[8])); 49 DEFINE(S_X10, offsetof(struct pt_regs, regs[10])); 50 DEFINE(S_X12, offsetof(struct pt_regs, regs[12])); 51 DEFINE(S_X14, offsetof(struct pt_regs, regs[14])); 52 DEFINE(S_X16, offsetof(struct pt_regs, regs[16])); 53 DEFINE(S_X18, offsetof(struct pt_regs, regs[18])); 54 DEFINE(S_X20, offsetof(struct pt_regs, regs[20])); 55 DEFINE(S_X22, offsetof(struct pt_regs, regs[22])); 56 DEFINE(S_X24, offsetof(struct pt_regs, regs[24])); 57 DEFINE(S_X26, offsetof(struct pt_regs, regs[26])); 58 DEFINE(S_X28, offsetof(struct pt_regs, regs[28])); 59 DEFINE(S_LR, offsetof(struct pt_regs, regs[30])); 60 DEFINE(S_SP, offsetof(struct pt_regs, sp)); 61 DEFINE(S_PSTATE, offsetof(struct pt_regs, pstate)); 62 DEFINE(S_PC, offsetof(struct pt_regs, pc)); 63 DEFINE(S_SYSCALLNO, offsetof(struct pt_regs, syscallno)); 64 DEFINE(S_ORIG_ADDR_LIMIT, offsetof(struct pt_regs, orig_addr_limit)); 65 DEFINE(S_PMR_SAVE, offsetof(struct pt_regs, pmr_save)); 66 DEFINE(S_STACKFRAME, offsetof(struct pt_regs, stackframe)); 67 DEFINE(S_FRAME_SIZE, sizeof(struct pt_regs)); 68 BLANK(); 69 DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id.counter)); 70 BLANK(); 71 DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm)); 72 DEFINE(VMA_VM_FLAGS, offsetof(struct vm_area_struct, vm_flags)); 73 BLANK(); 74 DEFINE(VM_EXEC, VM_EXEC); 75 BLANK(); 76 DEFINE(PAGE_SZ, PAGE_SIZE); 77 BLANK(); 78 DEFINE(DMA_TO_DEVICE, DMA_TO_DEVICE); 79 DEFINE(DMA_FROM_DEVICE, DMA_FROM_DEVICE); 80 BLANK(); 81 DEFINE(PREEMPT_DISABLE_OFFSET, PREEMPT_DISABLE_OFFSET); 82 BLANK(); 83 DEFINE(CLOCK_REALTIME, CLOCK_REALTIME); 84 DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC); 85 DEFINE(CLOCK_MONOTONIC_RAW, CLOCK_MONOTONIC_RAW); 86 DEFINE(CLOCK_REALTIME_RES, offsetof(struct vdso_data, hrtimer_res)); 87 DEFINE(CLOCK_REALTIME_COARSE, CLOCK_REALTIME_COARSE); 88 DEFINE(CLOCK_MONOTONIC_COARSE,CLOCK_MONOTONIC_COARSE); 89 DEFINE(CLOCK_COARSE_RES, LOW_RES_NSEC); 90 DEFINE(NSEC_PER_SEC, NSEC_PER_SEC); 91 BLANK(); 92 DEFINE(VDSO_CS_CYCLE_LAST, offsetof(struct vdso_data, cs_cycle_last)); 93 DEFINE(VDSO_RAW_TIME_SEC, offsetof(struct vdso_data, raw_time_sec)); 94 DEFINE(VDSO_XTIME_CLK_SEC, offsetof(struct vdso_data, xtime_clock_sec)); 95 DEFINE(VDSO_XTIME_CRS_SEC, offsetof(struct vdso_data, xtime_coarse_sec)); 96 DEFINE(VDSO_XTIME_CRS_NSEC, offsetof(struct vdso_data, xtime_coarse_nsec)); 97 DEFINE(VDSO_WTM_CLK_SEC, offsetof(struct vdso_data, wtm_clock_sec)); 98 DEFINE(VDSO_TB_SEQ_COUNT, offsetof(struct vdso_data, tb_seq_count)); 99 DEFINE(VDSO_CS_MONO_MULT, offsetof(struct vdso_data, cs_mono_mult)); 100 DEFINE(VDSO_CS_SHIFT, offsetof(struct vdso_data, cs_shift)); 101 DEFINE(VDSO_TZ_MINWEST, offsetof(struct vdso_data, tz_minuteswest)); 102 DEFINE(VDSO_USE_SYSCALL, offsetof(struct vdso_data, use_syscall)); 103 BLANK(); 104 DEFINE(TVAL_TV_SEC, offsetof(struct timeval, tv_sec)); 105 DEFINE(TSPEC_TV_SEC, offsetof(struct timespec, tv_sec)); 106 BLANK(); 107 DEFINE(TZ_MINWEST, offsetof(struct timezone, tz_minuteswest)); 108 DEFINE(TZ_DSTTIME, offsetof(struct timezone, tz_dsttime)); 109 BLANK(); 110 DEFINE(CPU_BOOT_STACK, offsetof(struct secondary_data, stack)); 111 DEFINE(CPU_BOOT_TASK, offsetof(struct secondary_data, task)); 112 BLANK(); 113 #ifdef CONFIG_KVM_ARM_HOST 114 DEFINE(VCPU_CONTEXT, offsetof(struct kvm_vcpu, arch.ctxt)); 115 DEFINE(VCPU_FAULT_DISR, offsetof(struct kvm_vcpu, arch.fault.disr_el1)); 116 DEFINE(VCPU_WORKAROUND_FLAGS, offsetof(struct kvm_vcpu, arch.workaround_flags)); 117 DEFINE(VCPU_HCR_EL2, offsetof(struct kvm_vcpu, arch.hcr_el2)); 118 DEFINE(CPU_GP_REGS, offsetof(struct kvm_cpu_context, gp_regs)); 119 DEFINE(CPU_APIAKEYLO_EL1, offsetof(struct kvm_cpu_context, sys_regs[APIAKEYLO_EL1])); 120 DEFINE(CPU_APIBKEYLO_EL1, offsetof(struct kvm_cpu_context, sys_regs[APIBKEYLO_EL1])); 121 DEFINE(CPU_APDAKEYLO_EL1, offsetof(struct kvm_cpu_context, sys_regs[APDAKEYLO_EL1])); 122 DEFINE(CPU_APDBKEYLO_EL1, offsetof(struct kvm_cpu_context, sys_regs[APDBKEYLO_EL1])); 123 DEFINE(CPU_APGAKEYLO_EL1, offsetof(struct kvm_cpu_context, sys_regs[APGAKEYLO_EL1])); 124 DEFINE(CPU_USER_PT_REGS, offsetof(struct kvm_regs, regs)); 125 DEFINE(HOST_CONTEXT_VCPU, offsetof(struct kvm_cpu_context, __hyp_running_vcpu)); 126 DEFINE(HOST_DATA_CONTEXT, offsetof(struct kvm_host_data, host_ctxt)); 127 #endif 128 #ifdef CONFIG_CPU_PM 129 DEFINE(CPU_CTX_SP, offsetof(struct cpu_suspend_ctx, sp)); 130 DEFINE(MPIDR_HASH_MASK, offsetof(struct mpidr_hash, mask)); 131 DEFINE(MPIDR_HASH_SHIFTS, offsetof(struct mpidr_hash, shift_aff)); 132 DEFINE(SLEEP_STACK_DATA_SYSTEM_REGS, offsetof(struct sleep_stack_data, system_regs)); 133 DEFINE(SLEEP_STACK_DATA_CALLEE_REGS, offsetof(struct sleep_stack_data, callee_saved_regs)); 134 #endif 135 DEFINE(ARM_SMCCC_RES_X0_OFFS, offsetof(struct arm_smccc_res, a0)); 136 DEFINE(ARM_SMCCC_RES_X2_OFFS, offsetof(struct arm_smccc_res, a2)); 137 DEFINE(ARM_SMCCC_QUIRK_ID_OFFS, offsetof(struct arm_smccc_quirk, id)); 138 DEFINE(ARM_SMCCC_QUIRK_STATE_OFFS, offsetof(struct arm_smccc_quirk, state)); 139 BLANK(); 140 DEFINE(HIBERN_PBE_ORIG, offsetof(struct pbe, orig_address)); 141 DEFINE(HIBERN_PBE_ADDR, offsetof(struct pbe, address)); 142 DEFINE(HIBERN_PBE_NEXT, offsetof(struct pbe, next)); 143 DEFINE(ARM64_FTR_SYSVAL, offsetof(struct arm64_ftr_reg, sys_val)); 144 BLANK(); 145 #ifdef CONFIG_UNMAP_KERNEL_AT_EL0 146 DEFINE(TRAMP_VALIAS, TRAMP_VALIAS); 147 #endif 148 #ifdef CONFIG_ARM_SDE_INTERFACE 149 DEFINE(SDEI_EVENT_INTREGS, offsetof(struct sdei_registered_event, interrupted_regs)); 150 DEFINE(SDEI_EVENT_PRIORITY, offsetof(struct sdei_registered_event, priority)); 151 #endif 152 return 0; 153 } 154