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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 <asm/thread_info.h>
 26 #include <asm/memory.h>
 27 #include <asm/cputable.h>
 28 #include <asm/smp_plat.h>
 29 #include <asm/suspend.h>
 30 #include <asm/vdso_datapage.h>
 31 #include <linux/kbuild.h>
 32 
 33 int main(void)
 34 {
 35   DEFINE(TSK_ACTIVE_MM,         offsetof(struct task_struct, active_mm));
 36   BLANK();
 37   DEFINE(TI_FLAGS,              offsetof(struct thread_info, flags));
 38   DEFINE(TI_PREEMPT,            offsetof(struct thread_info, preempt_count));
 39   DEFINE(TI_ADDR_LIMIT,         offsetof(struct thread_info, addr_limit));
 40   DEFINE(TI_TASK,               offsetof(struct thread_info, task));
 41   DEFINE(TI_EXEC_DOMAIN,        offsetof(struct thread_info, exec_domain));
 42   DEFINE(TI_CPU,                offsetof(struct thread_info, cpu));
 43   BLANK();
 44   DEFINE(THREAD_CPU_CONTEXT,    offsetof(struct task_struct, thread.cpu_context));
 45   BLANK();
 46   DEFINE(S_X0,                  offsetof(struct pt_regs, regs[0]));
 47   DEFINE(S_X1,                  offsetof(struct pt_regs, regs[1]));
 48   DEFINE(S_X2,                  offsetof(struct pt_regs, regs[2]));
 49   DEFINE(S_X3,                  offsetof(struct pt_regs, regs[3]));
 50   DEFINE(S_X4,                  offsetof(struct pt_regs, regs[4]));
 51   DEFINE(S_X5,                  offsetof(struct pt_regs, regs[5]));
 52   DEFINE(S_X6,                  offsetof(struct pt_regs, regs[6]));
 53   DEFINE(S_X7,                  offsetof(struct pt_regs, regs[7]));
 54   DEFINE(S_LR,                  offsetof(struct pt_regs, regs[30]));
 55   DEFINE(S_SP,                  offsetof(struct pt_regs, sp));
 56 #ifdef CONFIG_COMPAT
 57   DEFINE(S_COMPAT_SP,           offsetof(struct pt_regs, compat_sp));
 58 #endif
 59   DEFINE(S_PSTATE,              offsetof(struct pt_regs, pstate));
 60   DEFINE(S_PC,                  offsetof(struct pt_regs, pc));
 61   DEFINE(S_ORIG_X0,             offsetof(struct pt_regs, orig_x0));
 62   DEFINE(S_SYSCALLNO,           offsetof(struct pt_regs, syscallno));
 63   DEFINE(S_FRAME_SIZE,          sizeof(struct pt_regs));
 64   BLANK();
 65   DEFINE(MM_CONTEXT_ID,         offsetof(struct mm_struct, context.id));
 66   BLANK();
 67   DEFINE(VMA_VM_MM,             offsetof(struct vm_area_struct, vm_mm));
 68   DEFINE(VMA_VM_FLAGS,          offsetof(struct vm_area_struct, vm_flags));
 69   BLANK();
 70   DEFINE(VM_EXEC,               VM_EXEC);
 71   BLANK();
 72   DEFINE(PAGE_SZ,               PAGE_SIZE);
 73   BLANK();
 74   DEFINE(CPU_INFO_SZ,           sizeof(struct cpu_info));
 75   DEFINE(CPU_INFO_SETUP,        offsetof(struct cpu_info, cpu_setup));
 76   BLANK();
 77   DEFINE(DMA_BIDIRECTIONAL,     DMA_BIDIRECTIONAL);
 78   DEFINE(DMA_TO_DEVICE,         DMA_TO_DEVICE);
 79   DEFINE(DMA_FROM_DEVICE,       DMA_FROM_DEVICE);
 80   BLANK();
 81   DEFINE(CLOCK_REALTIME,        CLOCK_REALTIME);
 82   DEFINE(CLOCK_MONOTONIC,       CLOCK_MONOTONIC);
 83   DEFINE(CLOCK_REALTIME_RES,    MONOTONIC_RES_NSEC);
 84   DEFINE(CLOCK_REALTIME_COARSE, CLOCK_REALTIME_COARSE);
 85   DEFINE(CLOCK_MONOTONIC_COARSE,CLOCK_MONOTONIC_COARSE);
 86   DEFINE(CLOCK_COARSE_RES,      LOW_RES_NSEC);
 87   DEFINE(NSEC_PER_SEC,          NSEC_PER_SEC);
 88   BLANK();
 89   DEFINE(VDSO_CS_CYCLE_LAST,    offsetof(struct vdso_data, cs_cycle_last));
 90   DEFINE(VDSO_XTIME_CLK_SEC,    offsetof(struct vdso_data, xtime_clock_sec));
 91   DEFINE(VDSO_XTIME_CLK_NSEC,   offsetof(struct vdso_data, xtime_clock_nsec));
 92   DEFINE(VDSO_XTIME_CRS_SEC,    offsetof(struct vdso_data, xtime_coarse_sec));
 93   DEFINE(VDSO_XTIME_CRS_NSEC,   offsetof(struct vdso_data, xtime_coarse_nsec));
 94   DEFINE(VDSO_WTM_CLK_SEC,      offsetof(struct vdso_data, wtm_clock_sec));
 95   DEFINE(VDSO_WTM_CLK_NSEC,     offsetof(struct vdso_data, wtm_clock_nsec));
 96   DEFINE(VDSO_TB_SEQ_COUNT,     offsetof(struct vdso_data, tb_seq_count));
 97   DEFINE(VDSO_CS_MULT,          offsetof(struct vdso_data, cs_mult));
 98   DEFINE(VDSO_CS_SHIFT,         offsetof(struct vdso_data, cs_shift));
 99   DEFINE(VDSO_TZ_MINWEST,       offsetof(struct vdso_data, tz_minuteswest));
100   DEFINE(VDSO_TZ_DSTTIME,       offsetof(struct vdso_data, tz_dsttime));
101   DEFINE(VDSO_USE_SYSCALL,      offsetof(struct vdso_data, use_syscall));
102   BLANK();
103   DEFINE(TVAL_TV_SEC,           offsetof(struct timeval, tv_sec));
104   DEFINE(TVAL_TV_USEC,          offsetof(struct timeval, tv_usec));
105   DEFINE(TSPEC_TV_SEC,          offsetof(struct timespec, tv_sec));
106   DEFINE(TSPEC_TV_NSEC,         offsetof(struct timespec, tv_nsec));
107   BLANK();
108   DEFINE(TZ_MINWEST,            offsetof(struct timezone, tz_minuteswest));
109   DEFINE(TZ_DSTTIME,            offsetof(struct timezone, tz_dsttime));
110   BLANK();
111 #ifdef CONFIG_KVM_ARM_HOST
112   DEFINE(VCPU_CONTEXT,          offsetof(struct kvm_vcpu, arch.ctxt));
113   DEFINE(CPU_GP_REGS,           offsetof(struct kvm_cpu_context, gp_regs));
114   DEFINE(CPU_USER_PT_REGS,      offsetof(struct kvm_regs, regs));
115   DEFINE(CPU_FP_REGS,           offsetof(struct kvm_regs, fp_regs));
116   DEFINE(CPU_SP_EL1,            offsetof(struct kvm_regs, sp_el1));
117   DEFINE(CPU_ELR_EL1,           offsetof(struct kvm_regs, elr_el1));
118   DEFINE(CPU_SPSR,              offsetof(struct kvm_regs, spsr));
119   DEFINE(CPU_SYSREGS,           offsetof(struct kvm_cpu_context, sys_regs));
120   DEFINE(VCPU_ESR_EL2,          offsetof(struct kvm_vcpu, arch.fault.esr_el2));
121   DEFINE(VCPU_FAR_EL2,          offsetof(struct kvm_vcpu, arch.fault.far_el2));
122   DEFINE(VCPU_HPFAR_EL2,        offsetof(struct kvm_vcpu, arch.fault.hpfar_el2));
123   DEFINE(VCPU_HCR_EL2,          offsetof(struct kvm_vcpu, arch.hcr_el2));
124   DEFINE(VCPU_IRQ_LINES,        offsetof(struct kvm_vcpu, arch.irq_lines));
125   DEFINE(VCPU_HOST_CONTEXT,     offsetof(struct kvm_vcpu, arch.host_cpu_context));
126   DEFINE(VCPU_TIMER_CNTV_CTL,   offsetof(struct kvm_vcpu, arch.timer_cpu.cntv_ctl));
127   DEFINE(VCPU_TIMER_CNTV_CVAL,  offsetof(struct kvm_vcpu, arch.timer_cpu.cntv_cval));
128   DEFINE(KVM_TIMER_CNTVOFF,     offsetof(struct kvm, arch.timer.cntvoff));
129   DEFINE(KVM_TIMER_ENABLED,     offsetof(struct kvm, arch.timer.enabled));
130   DEFINE(VCPU_KVM,              offsetof(struct kvm_vcpu, kvm));
131   DEFINE(VCPU_VGIC_CPU,         offsetof(struct kvm_vcpu, arch.vgic_cpu));
132   DEFINE(VGIC_CPU_HCR,          offsetof(struct vgic_cpu, vgic_hcr));
133   DEFINE(VGIC_CPU_VMCR,         offsetof(struct vgic_cpu, vgic_vmcr));
134   DEFINE(VGIC_CPU_MISR,         offsetof(struct vgic_cpu, vgic_misr));
135   DEFINE(VGIC_CPU_EISR,         offsetof(struct vgic_cpu, vgic_eisr));
136   DEFINE(VGIC_CPU_ELRSR,        offsetof(struct vgic_cpu, vgic_elrsr));
137   DEFINE(VGIC_CPU_APR,          offsetof(struct vgic_cpu, vgic_apr));
138   DEFINE(VGIC_CPU_LR,           offsetof(struct vgic_cpu, vgic_lr));
139   DEFINE(VGIC_CPU_NR_LR,        offsetof(struct vgic_cpu, nr_lr));
140   DEFINE(KVM_VTTBR,             offsetof(struct kvm, arch.vttbr));
141   DEFINE(KVM_VGIC_VCTRL,        offsetof(struct kvm, arch.vgic.vctrl_base));
142 #endif
143 #ifdef CONFIG_ARM64_CPU_SUSPEND
144   DEFINE(CPU_SUSPEND_SZ,        sizeof(struct cpu_suspend_ctx));
145   DEFINE(CPU_CTX_SP,            offsetof(struct cpu_suspend_ctx, sp));
146   DEFINE(MPIDR_HASH_MASK,       offsetof(struct mpidr_hash, mask));
147   DEFINE(MPIDR_HASH_SHIFTS,     offsetof(struct mpidr_hash, shift_aff));
148   DEFINE(SLEEP_SAVE_SP_SZ,      sizeof(struct sleep_save_sp));
149   DEFINE(SLEEP_SAVE_SP_PHYS,    offsetof(struct sleep_save_sp, save_ptr_stash_phys));
150   DEFINE(SLEEP_SAVE_SP_VIRT,    offsetof(struct sleep_save_sp, save_ptr_stash));
151 #endif
152   return 0;
153 }
154 

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