1 /* 2 * Based on arch/arm/kernel/asm-offsets.c 3 * 4 * Copyright (C) 1995-2003 Russell King 5 * 2001-2002 Keith Owens 6 * Copyright (C) 2012 ARM Ltd. 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License version 2 as 10 * published by the Free Software Foundation. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. 19 */ 20 21 #include <linux/sched.h> 22 #include <linux/mm.h> 23 #include <linux/dma-mapping.h> 24 #include <linux/kvm_host.h> 25 #include <linux/suspend.h> 26 #include <asm/cpufeature.h> 27 #include <asm/fixmap.h> 28 #include <asm/thread_info.h> 29 #include <asm/memory.h> 30 #include <asm/smp_plat.h> 31 #include <asm/suspend.h> 32 #include <asm/vdso_datapage.h> 33 #include <linux/kbuild.h> 34 #include <linux/arm-smccc.h> 35 36 int main(void) 37 { 38 DEFINE(TSK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); 39 BLANK(); 40 DEFINE(TSK_TI_FLAGS, offsetof(struct task_struct, thread_info.flags)); 41 DEFINE(TSK_TI_PREEMPT, offsetof(struct task_struct, thread_info.preempt_count)); 42 DEFINE(TSK_TI_ADDR_LIMIT, offsetof(struct task_struct, thread_info.addr_limit)); 43 #ifdef CONFIG_ARM64_SW_TTBR0_PAN 44 DEFINE(TSK_TI_TTBR0, offsetof(struct task_struct, thread_info.ttbr0)); 45 #endif 46 DEFINE(TSK_STACK, offsetof(struct task_struct, stack)); 47 BLANK(); 48 DEFINE(THREAD_CPU_CONTEXT, offsetof(struct task_struct, thread.cpu_context)); 49 BLANK(); 50 DEFINE(S_X0, offsetof(struct pt_regs, regs[0])); 51 DEFINE(S_X1, offsetof(struct pt_regs, regs[1])); 52 DEFINE(S_X2, offsetof(struct pt_regs, regs[2])); 53 DEFINE(S_X3, offsetof(struct pt_regs, regs[3])); 54 DEFINE(S_X4, offsetof(struct pt_regs, regs[4])); 55 DEFINE(S_X5, offsetof(struct pt_regs, regs[5])); 56 DEFINE(S_X6, offsetof(struct pt_regs, regs[6])); 57 DEFINE(S_X7, offsetof(struct pt_regs, regs[7])); 58 DEFINE(S_X8, offsetof(struct pt_regs, regs[8])); 59 DEFINE(S_X10, offsetof(struct pt_regs, regs[10])); 60 DEFINE(S_X12, offsetof(struct pt_regs, regs[12])); 61 DEFINE(S_X14, offsetof(struct pt_regs, regs[14])); 62 DEFINE(S_X16, offsetof(struct pt_regs, regs[16])); 63 DEFINE(S_X18, offsetof(struct pt_regs, regs[18])); 64 DEFINE(S_X20, offsetof(struct pt_regs, regs[20])); 65 DEFINE(S_X22, offsetof(struct pt_regs, regs[22])); 66 DEFINE(S_X24, offsetof(struct pt_regs, regs[24])); 67 DEFINE(S_X26, offsetof(struct pt_regs, regs[26])); 68 DEFINE(S_X28, offsetof(struct pt_regs, regs[28])); 69 DEFINE(S_LR, offsetof(struct pt_regs, regs[30])); 70 DEFINE(S_SP, offsetof(struct pt_regs, sp)); 71 #ifdef CONFIG_COMPAT 72 DEFINE(S_COMPAT_SP, offsetof(struct pt_regs, compat_sp)); 73 #endif 74 DEFINE(S_PSTATE, offsetof(struct pt_regs, pstate)); 75 DEFINE(S_PC, offsetof(struct pt_regs, pc)); 76 DEFINE(S_ORIG_X0, offsetof(struct pt_regs, orig_x0)); 77 DEFINE(S_SYSCALLNO, offsetof(struct pt_regs, syscallno)); 78 DEFINE(S_ORIG_ADDR_LIMIT, offsetof(struct pt_regs, orig_addr_limit)); 79 DEFINE(S_STACKFRAME, offsetof(struct pt_regs, stackframe)); 80 DEFINE(S_FRAME_SIZE, sizeof(struct pt_regs)); 81 BLANK(); 82 DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id.counter)); 83 BLANK(); 84 DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm)); 85 DEFINE(VMA_VM_FLAGS, offsetof(struct vm_area_struct, vm_flags)); 86 BLANK(); 87 DEFINE(VM_EXEC, VM_EXEC); 88 BLANK(); 89 DEFINE(PAGE_SZ, PAGE_SIZE); 90 BLANK(); 91 DEFINE(DMA_BIDIRECTIONAL, DMA_BIDIRECTIONAL); 92 DEFINE(DMA_TO_DEVICE, DMA_TO_DEVICE); 93 DEFINE(DMA_FROM_DEVICE, DMA_FROM_DEVICE); 94 BLANK(); 95 DEFINE(CLOCK_REALTIME, CLOCK_REALTIME); 96 DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC); 97 DEFINE(CLOCK_MONOTONIC_RAW, CLOCK_MONOTONIC_RAW); 98 DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC); 99 DEFINE(CLOCK_REALTIME_COARSE, CLOCK_REALTIME_COARSE); 100 DEFINE(CLOCK_MONOTONIC_COARSE,CLOCK_MONOTONIC_COARSE); 101 DEFINE(CLOCK_COARSE_RES, LOW_RES_NSEC); 102 DEFINE(NSEC_PER_SEC, NSEC_PER_SEC); 103 BLANK(); 104 DEFINE(VDSO_CS_CYCLE_LAST, offsetof(struct vdso_data, cs_cycle_last)); 105 DEFINE(VDSO_RAW_TIME_SEC, offsetof(struct vdso_data, raw_time_sec)); 106 DEFINE(VDSO_RAW_TIME_NSEC, offsetof(struct vdso_data, raw_time_nsec)); 107 DEFINE(VDSO_XTIME_CLK_SEC, offsetof(struct vdso_data, xtime_clock_sec)); 108 DEFINE(VDSO_XTIME_CLK_NSEC, offsetof(struct vdso_data, xtime_clock_nsec)); 109 DEFINE(VDSO_XTIME_CRS_SEC, offsetof(struct vdso_data, xtime_coarse_sec)); 110 DEFINE(VDSO_XTIME_CRS_NSEC, offsetof(struct vdso_data, xtime_coarse_nsec)); 111 DEFINE(VDSO_WTM_CLK_SEC, offsetof(struct vdso_data, wtm_clock_sec)); 112 DEFINE(VDSO_WTM_CLK_NSEC, offsetof(struct vdso_data, wtm_clock_nsec)); 113 DEFINE(VDSO_TB_SEQ_COUNT, offsetof(struct vdso_data, tb_seq_count)); 114 DEFINE(VDSO_CS_MONO_MULT, offsetof(struct vdso_data, cs_mono_mult)); 115 DEFINE(VDSO_CS_RAW_MULT, offsetof(struct vdso_data, cs_raw_mult)); 116 DEFINE(VDSO_CS_SHIFT, offsetof(struct vdso_data, cs_shift)); 117 DEFINE(VDSO_TZ_MINWEST, offsetof(struct vdso_data, tz_minuteswest)); 118 DEFINE(VDSO_TZ_DSTTIME, offsetof(struct vdso_data, tz_dsttime)); 119 DEFINE(VDSO_USE_SYSCALL, offsetof(struct vdso_data, use_syscall)); 120 BLANK(); 121 DEFINE(TVAL_TV_SEC, offsetof(struct timeval, tv_sec)); 122 DEFINE(TVAL_TV_USEC, offsetof(struct timeval, tv_usec)); 123 DEFINE(TSPEC_TV_SEC, offsetof(struct timespec, tv_sec)); 124 DEFINE(TSPEC_TV_NSEC, offsetof(struct timespec, tv_nsec)); 125 BLANK(); 126 DEFINE(TZ_MINWEST, offsetof(struct timezone, tz_minuteswest)); 127 DEFINE(TZ_DSTTIME, offsetof(struct timezone, tz_dsttime)); 128 BLANK(); 129 DEFINE(CPU_BOOT_STACK, offsetof(struct secondary_data, stack)); 130 DEFINE(CPU_BOOT_TASK, offsetof(struct secondary_data, task)); 131 BLANK(); 132 #ifdef CONFIG_KVM_ARM_HOST 133 DEFINE(VCPU_CONTEXT, offsetof(struct kvm_vcpu, arch.ctxt)); 134 DEFINE(CPU_GP_REGS, offsetof(struct kvm_cpu_context, gp_regs)); 135 DEFINE(CPU_USER_PT_REGS, offsetof(struct kvm_regs, regs)); 136 DEFINE(CPU_FP_REGS, offsetof(struct kvm_regs, fp_regs)); 137 DEFINE(VCPU_FPEXC32_EL2, offsetof(struct kvm_vcpu, arch.ctxt.sys_regs[FPEXC32_EL2])); 138 DEFINE(VCPU_HOST_CONTEXT, offsetof(struct kvm_vcpu, arch.host_cpu_context)); 139 #endif 140 #ifdef CONFIG_CPU_PM 141 DEFINE(CPU_SUSPEND_SZ, sizeof(struct cpu_suspend_ctx)); 142 DEFINE(CPU_CTX_SP, offsetof(struct cpu_suspend_ctx, sp)); 143 DEFINE(MPIDR_HASH_MASK, offsetof(struct mpidr_hash, mask)); 144 DEFINE(MPIDR_HASH_SHIFTS, offsetof(struct mpidr_hash, shift_aff)); 145 DEFINE(SLEEP_STACK_DATA_SYSTEM_REGS, offsetof(struct sleep_stack_data, system_regs)); 146 DEFINE(SLEEP_STACK_DATA_CALLEE_REGS, offsetof(struct sleep_stack_data, callee_saved_regs)); 147 #endif 148 DEFINE(ARM_SMCCC_RES_X0_OFFS, offsetof(struct arm_smccc_res, a0)); 149 DEFINE(ARM_SMCCC_RES_X2_OFFS, offsetof(struct arm_smccc_res, a2)); 150 DEFINE(ARM_SMCCC_QUIRK_ID_OFFS, offsetof(struct arm_smccc_quirk, id)); 151 DEFINE(ARM_SMCCC_QUIRK_STATE_OFFS, offsetof(struct arm_smccc_quirk, state)); 152 BLANK(); 153 DEFINE(HIBERN_PBE_ORIG, offsetof(struct pbe, orig_address)); 154 DEFINE(HIBERN_PBE_ADDR, offsetof(struct pbe, address)); 155 DEFINE(HIBERN_PBE_NEXT, offsetof(struct pbe, next)); 156 DEFINE(ARM64_FTR_SYSVAL, offsetof(struct arm64_ftr_reg, sys_val)); 157 BLANK(); 158 #ifdef CONFIG_UNMAP_KERNEL_AT_EL0 159 DEFINE(TRAMP_VALIAS, TRAMP_VALIAS); 160 #endif 161 return 0; 162 } 163