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

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  1 /*
  2  * Copyright (C) 1995-2003 Russell King
  3  *               2001-2002 Keith Owens
  4  *     
  5  * Generate definitions needed by assembly language modules.
  6  * This code generates raw asm output which is post-processed to extract
  7  * and format the required data.
  8  *
  9  * This program is free software; you can redistribute it and/or modify
 10  * it under the terms of the GNU General Public License version 2 as
 11  * published by the Free Software Foundation.
 12  */
 13 #include <linux/sched.h>
 14 #include <linux/mm.h>
 15 #include <linux/dma-mapping.h>
 16 #ifdef CONFIG_KVM_ARM_HOST
 17 #include <linux/kvm_host.h>
 18 #endif
 19 #include <asm/cacheflush.h>
 20 #include <asm/glue-df.h>
 21 #include <asm/glue-pf.h>
 22 #include <asm/mach/arch.h>
 23 #include <asm/thread_info.h>
 24 #include <asm/memory.h>
 25 #include <asm/procinfo.h>
 26 #include <asm/suspend.h>
 27 #include <asm/hardware/cache-l2x0.h>
 28 #include <linux/kbuild.h>
 29 
 30 /*
 31  * Make sure that the compiler and target are compatible.
 32  */
 33 #if defined(__APCS_26__)
 34 #error Sorry, your compiler targets APCS-26 but this kernel requires APCS-32
 35 #endif
 36 /*
 37  * GCC 3.0, 3.1: general bad code generation.
 38  * GCC 3.2.0: incorrect function argument offset calculation.
 39  * GCC 3.2.x: miscompiles NEW_AUX_ENT in fs/binfmt_elf.c
 40  *            (http://gcc.gnu.org/PR8896) and incorrect structure
 41  *            initialisation in fs/jffs2/erase.c
 42  */
 43 #if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
 44 #error Your compiler is too buggy; it is known to miscompile kernels.
 45 #error    Known good compilers: 3.3
 46 #endif
 47 
 48 int main(void)
 49 {
 50   DEFINE(TSK_ACTIVE_MM,         offsetof(struct task_struct, active_mm));
 51 #ifdef CONFIG_CC_STACKPROTECTOR
 52   DEFINE(TSK_STACK_CANARY,      offsetof(struct task_struct, stack_canary));
 53 #endif
 54   BLANK();
 55   DEFINE(TI_FLAGS,              offsetof(struct thread_info, flags));
 56   DEFINE(TI_PREEMPT,            offsetof(struct thread_info, preempt_count));
 57   DEFINE(TI_ADDR_LIMIT,         offsetof(struct thread_info, addr_limit));
 58   DEFINE(TI_TASK,               offsetof(struct thread_info, task));
 59   DEFINE(TI_EXEC_DOMAIN,        offsetof(struct thread_info, exec_domain));
 60   DEFINE(TI_CPU,                offsetof(struct thread_info, cpu));
 61   DEFINE(TI_CPU_DOMAIN,         offsetof(struct thread_info, cpu_domain));
 62   DEFINE(TI_CPU_SAVE,           offsetof(struct thread_info, cpu_context));
 63   DEFINE(TI_USED_CP,            offsetof(struct thread_info, used_cp));
 64   DEFINE(TI_TP_VALUE,           offsetof(struct thread_info, tp_value));
 65   DEFINE(TI_FPSTATE,            offsetof(struct thread_info, fpstate));
 66 #ifdef CONFIG_VFP
 67   DEFINE(TI_VFPSTATE,           offsetof(struct thread_info, vfpstate));
 68 #ifdef CONFIG_SMP
 69   DEFINE(VFP_CPU,               offsetof(union vfp_state, hard.cpu));
 70 #endif
 71 #endif
 72 #ifdef CONFIG_ARM_THUMBEE
 73   DEFINE(TI_THUMBEE_STATE,      offsetof(struct thread_info, thumbee_state));
 74 #endif
 75 #ifdef CONFIG_IWMMXT
 76   DEFINE(TI_IWMMXT_STATE,       offsetof(struct thread_info, fpstate.iwmmxt));
 77 #endif
 78 #ifdef CONFIG_CRUNCH
 79   DEFINE(TI_CRUNCH_STATE,       offsetof(struct thread_info, crunchstate));
 80 #endif
 81   BLANK();
 82   DEFINE(S_R0,                  offsetof(struct pt_regs, ARM_r0));
 83   DEFINE(S_R1,                  offsetof(struct pt_regs, ARM_r1));
 84   DEFINE(S_R2,                  offsetof(struct pt_regs, ARM_r2));
 85   DEFINE(S_R3,                  offsetof(struct pt_regs, ARM_r3));
 86   DEFINE(S_R4,                  offsetof(struct pt_regs, ARM_r4));
 87   DEFINE(S_R5,                  offsetof(struct pt_regs, ARM_r5));
 88   DEFINE(S_R6,                  offsetof(struct pt_regs, ARM_r6));
 89   DEFINE(S_R7,                  offsetof(struct pt_regs, ARM_r7));
 90   DEFINE(S_R8,                  offsetof(struct pt_regs, ARM_r8));
 91   DEFINE(S_R9,                  offsetof(struct pt_regs, ARM_r9));
 92   DEFINE(S_R10,                 offsetof(struct pt_regs, ARM_r10));
 93   DEFINE(S_FP,                  offsetof(struct pt_regs, ARM_fp));
 94   DEFINE(S_IP,                  offsetof(struct pt_regs, ARM_ip));
 95   DEFINE(S_SP,                  offsetof(struct pt_regs, ARM_sp));
 96   DEFINE(S_LR,                  offsetof(struct pt_regs, ARM_lr));
 97   DEFINE(S_PC,                  offsetof(struct pt_regs, ARM_pc));
 98   DEFINE(S_PSR,                 offsetof(struct pt_regs, ARM_cpsr));
 99   DEFINE(S_OLD_R0,              offsetof(struct pt_regs, ARM_ORIG_r0));
100   DEFINE(S_FRAME_SIZE,          sizeof(struct pt_regs));
101   BLANK();
102 #ifdef CONFIG_CACHE_L2X0
103   DEFINE(L2X0_R_PHY_BASE,       offsetof(struct l2x0_regs, phy_base));
104   DEFINE(L2X0_R_AUX_CTRL,       offsetof(struct l2x0_regs, aux_ctrl));
105   DEFINE(L2X0_R_TAG_LATENCY,    offsetof(struct l2x0_regs, tag_latency));
106   DEFINE(L2X0_R_DATA_LATENCY,   offsetof(struct l2x0_regs, data_latency));
107   DEFINE(L2X0_R_FILTER_START,   offsetof(struct l2x0_regs, filter_start));
108   DEFINE(L2X0_R_FILTER_END,     offsetof(struct l2x0_regs, filter_end));
109   DEFINE(L2X0_R_PREFETCH_CTRL,  offsetof(struct l2x0_regs, prefetch_ctrl));
110   DEFINE(L2X0_R_PWR_CTRL,       offsetof(struct l2x0_regs, pwr_ctrl));
111   BLANK();
112 #endif
113 #ifdef CONFIG_CPU_HAS_ASID
114   DEFINE(MM_CONTEXT_ID,         offsetof(struct mm_struct, context.id.counter));
115   BLANK();
116 #endif
117   DEFINE(VMA_VM_MM,             offsetof(struct vm_area_struct, vm_mm));
118   DEFINE(VMA_VM_FLAGS,          offsetof(struct vm_area_struct, vm_flags));
119   BLANK();
120   DEFINE(VM_EXEC,               VM_EXEC);
121   BLANK();
122   DEFINE(PAGE_SZ,               PAGE_SIZE);
123   BLANK();
124   DEFINE(SYS_ERROR0,            0x9f0000);
125   BLANK();
126   DEFINE(SIZEOF_MACHINE_DESC,   sizeof(struct machine_desc));
127   DEFINE(MACHINFO_TYPE,         offsetof(struct machine_desc, nr));
128   DEFINE(MACHINFO_NAME,         offsetof(struct machine_desc, name));
129   BLANK();
130   DEFINE(PROC_INFO_SZ,          sizeof(struct proc_info_list));
131   DEFINE(PROCINFO_INITFUNC,     offsetof(struct proc_info_list, __cpu_flush));
132   DEFINE(PROCINFO_MM_MMUFLAGS,  offsetof(struct proc_info_list, __cpu_mm_mmu_flags));
133   DEFINE(PROCINFO_IO_MMUFLAGS,  offsetof(struct proc_info_list, __cpu_io_mmu_flags));
134   BLANK();
135 #ifdef MULTI_DABORT
136   DEFINE(PROCESSOR_DABT_FUNC,   offsetof(struct processor, _data_abort));
137 #endif
138 #ifdef MULTI_PABORT
139   DEFINE(PROCESSOR_PABT_FUNC,   offsetof(struct processor, _prefetch_abort));
140 #endif
141 #ifdef MULTI_CPU
142   DEFINE(CPU_SLEEP_SIZE,        offsetof(struct processor, suspend_size));
143   DEFINE(CPU_DO_SUSPEND,        offsetof(struct processor, do_suspend));
144   DEFINE(CPU_DO_RESUME,         offsetof(struct processor, do_resume));
145 #endif
146 #ifdef MULTI_CACHE
147   DEFINE(CACHE_FLUSH_KERN_ALL,  offsetof(struct cpu_cache_fns, flush_kern_all));
148 #endif
149 #ifdef CONFIG_ARM_CPU_SUSPEND
150   DEFINE(SLEEP_SAVE_SP_SZ,      sizeof(struct sleep_save_sp));
151   DEFINE(SLEEP_SAVE_SP_PHYS,    offsetof(struct sleep_save_sp, save_ptr_stash_phys));
152   DEFINE(SLEEP_SAVE_SP_VIRT,    offsetof(struct sleep_save_sp, save_ptr_stash));
153 #endif
154   BLANK();
155   DEFINE(DMA_BIDIRECTIONAL,     DMA_BIDIRECTIONAL);
156   DEFINE(DMA_TO_DEVICE,         DMA_TO_DEVICE);
157   DEFINE(DMA_FROM_DEVICE,       DMA_FROM_DEVICE);
158   BLANK();
159   DEFINE(CACHE_WRITEBACK_ORDER, __CACHE_WRITEBACK_ORDER);
160   DEFINE(CACHE_WRITEBACK_GRANULE, __CACHE_WRITEBACK_GRANULE);
161   BLANK();
162 #ifdef CONFIG_KVM_ARM_HOST
163   DEFINE(VCPU_KVM,              offsetof(struct kvm_vcpu, kvm));
164   DEFINE(VCPU_MIDR,             offsetof(struct kvm_vcpu, arch.midr));
165   DEFINE(VCPU_CP15,             offsetof(struct kvm_vcpu, arch.cp15));
166   DEFINE(VCPU_VFP_GUEST,        offsetof(struct kvm_vcpu, arch.vfp_guest));
167   DEFINE(VCPU_VFP_HOST,         offsetof(struct kvm_vcpu, arch.host_cpu_context));
168   DEFINE(VCPU_REGS,             offsetof(struct kvm_vcpu, arch.regs));
169   DEFINE(VCPU_USR_REGS,         offsetof(struct kvm_vcpu, arch.regs.usr_regs));
170   DEFINE(VCPU_SVC_REGS,         offsetof(struct kvm_vcpu, arch.regs.svc_regs));
171   DEFINE(VCPU_ABT_REGS,         offsetof(struct kvm_vcpu, arch.regs.abt_regs));
172   DEFINE(VCPU_UND_REGS,         offsetof(struct kvm_vcpu, arch.regs.und_regs));
173   DEFINE(VCPU_IRQ_REGS,         offsetof(struct kvm_vcpu, arch.regs.irq_regs));
174   DEFINE(VCPU_FIQ_REGS,         offsetof(struct kvm_vcpu, arch.regs.fiq_regs));
175   DEFINE(VCPU_PC,               offsetof(struct kvm_vcpu, arch.regs.usr_regs.ARM_pc));
176   DEFINE(VCPU_CPSR,             offsetof(struct kvm_vcpu, arch.regs.usr_regs.ARM_cpsr));
177   DEFINE(VCPU_HCR,              offsetof(struct kvm_vcpu, arch.hcr));
178   DEFINE(VCPU_IRQ_LINES,        offsetof(struct kvm_vcpu, arch.irq_lines));
179   DEFINE(VCPU_HSR,              offsetof(struct kvm_vcpu, arch.fault.hsr));
180   DEFINE(VCPU_HxFAR,            offsetof(struct kvm_vcpu, arch.fault.hxfar));
181   DEFINE(VCPU_HPFAR,            offsetof(struct kvm_vcpu, arch.fault.hpfar));
182   DEFINE(VCPU_HYP_PC,           offsetof(struct kvm_vcpu, arch.fault.hyp_pc));
183 #ifdef CONFIG_KVM_ARM_VGIC
184   DEFINE(VCPU_VGIC_CPU,         offsetof(struct kvm_vcpu, arch.vgic_cpu));
185   DEFINE(VGIC_CPU_HCR,          offsetof(struct vgic_cpu, vgic_hcr));
186   DEFINE(VGIC_CPU_VMCR,         offsetof(struct vgic_cpu, vgic_vmcr));
187   DEFINE(VGIC_CPU_MISR,         offsetof(struct vgic_cpu, vgic_misr));
188   DEFINE(VGIC_CPU_EISR,         offsetof(struct vgic_cpu, vgic_eisr));
189   DEFINE(VGIC_CPU_ELRSR,        offsetof(struct vgic_cpu, vgic_elrsr));
190   DEFINE(VGIC_CPU_APR,          offsetof(struct vgic_cpu, vgic_apr));
191   DEFINE(VGIC_CPU_LR,           offsetof(struct vgic_cpu, vgic_lr));
192   DEFINE(VGIC_CPU_NR_LR,        offsetof(struct vgic_cpu, nr_lr));
193 #ifdef CONFIG_KVM_ARM_TIMER
194   DEFINE(VCPU_TIMER_CNTV_CTL,   offsetof(struct kvm_vcpu, arch.timer_cpu.cntv_ctl));
195   DEFINE(VCPU_TIMER_CNTV_CVAL,  offsetof(struct kvm_vcpu, arch.timer_cpu.cntv_cval));
196   DEFINE(KVM_TIMER_CNTVOFF,     offsetof(struct kvm, arch.timer.cntvoff));
197   DEFINE(KVM_TIMER_ENABLED,     offsetof(struct kvm, arch.timer.enabled));
198 #endif
199   DEFINE(KVM_VGIC_VCTRL,        offsetof(struct kvm, arch.vgic.vctrl_base));
200 #endif
201   DEFINE(KVM_VTTBR,             offsetof(struct kvm, arch.vttbr));
202 #endif
203   return 0; 
204 }
205 

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