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TOMOYO Linux Cross Reference
Linux/arch/arm64/kernel/asm-offsets.c

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  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 

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