Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / arch / arm / kernel / asm-offsets.c
diff --git a/kernel/arch/arm/kernel/asm-offsets.c b/kernel/arch/arm/kernel/asm-offsets.c
new file mode 100644 (file)
index 0000000..4dbe70d
--- /dev/null
@@ -0,0 +1,215 @@
+/*
+ * Copyright (C) 1995-2003 Russell King
+ *               2001-2002 Keith Owens
+ *     
+ * Generate definitions needed by assembly language modules.
+ * This code generates raw asm output which is post-processed to extract
+ * and format the required data.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/compiler.h>
+#include <linux/sched.h>
+#include <linux/mm.h>
+#include <linux/dma-mapping.h>
+#ifdef CONFIG_KVM_ARM_HOST
+#include <linux/kvm_host.h>
+#endif
+#include <asm/cacheflush.h>
+#include <asm/glue-df.h>
+#include <asm/glue-pf.h>
+#include <asm/mach/arch.h>
+#include <asm/thread_info.h>
+#include <asm/memory.h>
+#include <asm/procinfo.h>
+#include <asm/suspend.h>
+#include <asm/vdso_datapage.h>
+#include <asm/hardware/cache-l2x0.h>
+#include <linux/kbuild.h>
+
+/*
+ * Make sure that the compiler and target are compatible.
+ */
+#if defined(__APCS_26__)
+#error Sorry, your compiler targets APCS-26 but this kernel requires APCS-32
+#endif
+/*
+ * GCC 3.0, 3.1: general bad code generation.
+ * GCC 3.2.0: incorrect function argument offset calculation.
+ * GCC 3.2.x: miscompiles NEW_AUX_ENT in fs/binfmt_elf.c
+ *            (http://gcc.gnu.org/PR8896) and incorrect structure
+ *           initialisation in fs/jffs2/erase.c
+ * GCC 4.8.0-4.8.2: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854
+ *           miscompiles find_get_entry(), and can result in EXT3 and EXT4
+ *           filesystem corruption (possibly other FS too).
+ */
+#ifdef __GNUC__
+#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
+#error Your compiler is too buggy; it is known to miscompile kernels.
+#error    Known good compilers: 3.3, 4.x
+#endif
+#if GCC_VERSION >= 40800 && GCC_VERSION < 40803
+#error Your compiler is too buggy; it is known to miscompile kernels
+#error and result in filesystem corruption and oopses.
+#endif
+#endif
+
+int main(void)
+{
+  DEFINE(TSK_ACTIVE_MM,                offsetof(struct task_struct, active_mm));
+#ifdef CONFIG_CC_STACKPROTECTOR
+  DEFINE(TSK_STACK_CANARY,     offsetof(struct task_struct, stack_canary));
+#endif
+  BLANK();
+  DEFINE(TI_FLAGS,             offsetof(struct thread_info, flags));
+  DEFINE(TI_PREEMPT,           offsetof(struct thread_info, preempt_count));
+  DEFINE(TI_PREEMPT_LAZY,      offsetof(struct thread_info, preempt_lazy_count));
+  DEFINE(TI_ADDR_LIMIT,                offsetof(struct thread_info, addr_limit));
+  DEFINE(TI_TASK,              offsetof(struct thread_info, task));
+  DEFINE(TI_CPU,               offsetof(struct thread_info, cpu));
+  DEFINE(TI_CPU_DOMAIN,                offsetof(struct thread_info, cpu_domain));
+  DEFINE(TI_CPU_SAVE,          offsetof(struct thread_info, cpu_context));
+  DEFINE(TI_USED_CP,           offsetof(struct thread_info, used_cp));
+  DEFINE(TI_TP_VALUE,          offsetof(struct thread_info, tp_value));
+  DEFINE(TI_FPSTATE,           offsetof(struct thread_info, fpstate));
+#ifdef CONFIG_VFP
+  DEFINE(TI_VFPSTATE,          offsetof(struct thread_info, vfpstate));
+#ifdef CONFIG_SMP
+  DEFINE(VFP_CPU,              offsetof(union vfp_state, hard.cpu));
+#endif
+#endif
+#ifdef CONFIG_ARM_THUMBEE
+  DEFINE(TI_THUMBEE_STATE,     offsetof(struct thread_info, thumbee_state));
+#endif
+#ifdef CONFIG_IWMMXT
+  DEFINE(TI_IWMMXT_STATE,      offsetof(struct thread_info, fpstate.iwmmxt));
+#endif
+#ifdef CONFIG_CRUNCH
+  DEFINE(TI_CRUNCH_STATE,      offsetof(struct thread_info, crunchstate));
+#endif
+  BLANK();
+  DEFINE(S_R0,                 offsetof(struct pt_regs, ARM_r0));
+  DEFINE(S_R1,                 offsetof(struct pt_regs, ARM_r1));
+  DEFINE(S_R2,                 offsetof(struct pt_regs, ARM_r2));
+  DEFINE(S_R3,                 offsetof(struct pt_regs, ARM_r3));
+  DEFINE(S_R4,                 offsetof(struct pt_regs, ARM_r4));
+  DEFINE(S_R5,                 offsetof(struct pt_regs, ARM_r5));
+  DEFINE(S_R6,                 offsetof(struct pt_regs, ARM_r6));
+  DEFINE(S_R7,                 offsetof(struct pt_regs, ARM_r7));
+  DEFINE(S_R8,                 offsetof(struct pt_regs, ARM_r8));
+  DEFINE(S_R9,                 offsetof(struct pt_regs, ARM_r9));
+  DEFINE(S_R10,                        offsetof(struct pt_regs, ARM_r10));
+  DEFINE(S_FP,                 offsetof(struct pt_regs, ARM_fp));
+  DEFINE(S_IP,                 offsetof(struct pt_regs, ARM_ip));
+  DEFINE(S_SP,                 offsetof(struct pt_regs, ARM_sp));
+  DEFINE(S_LR,                 offsetof(struct pt_regs, ARM_lr));
+  DEFINE(S_PC,                 offsetof(struct pt_regs, ARM_pc));
+  DEFINE(S_PSR,                        offsetof(struct pt_regs, ARM_cpsr));
+  DEFINE(S_OLD_R0,             offsetof(struct pt_regs, ARM_ORIG_r0));
+  DEFINE(S_FRAME_SIZE,         sizeof(struct pt_regs));
+  BLANK();
+#ifdef CONFIG_CACHE_L2X0
+  DEFINE(L2X0_R_PHY_BASE,      offsetof(struct l2x0_regs, phy_base));
+  DEFINE(L2X0_R_AUX_CTRL,      offsetof(struct l2x0_regs, aux_ctrl));
+  DEFINE(L2X0_R_TAG_LATENCY,   offsetof(struct l2x0_regs, tag_latency));
+  DEFINE(L2X0_R_DATA_LATENCY,  offsetof(struct l2x0_regs, data_latency));
+  DEFINE(L2X0_R_FILTER_START,  offsetof(struct l2x0_regs, filter_start));
+  DEFINE(L2X0_R_FILTER_END,    offsetof(struct l2x0_regs, filter_end));
+  DEFINE(L2X0_R_PREFETCH_CTRL, offsetof(struct l2x0_regs, prefetch_ctrl));
+  DEFINE(L2X0_R_PWR_CTRL,      offsetof(struct l2x0_regs, pwr_ctrl));
+  BLANK();
+#endif
+#ifdef CONFIG_CPU_HAS_ASID
+  DEFINE(MM_CONTEXT_ID,                offsetof(struct mm_struct, context.id.counter));
+  BLANK();
+#endif
+  DEFINE(VMA_VM_MM,            offsetof(struct vm_area_struct, vm_mm));
+  DEFINE(VMA_VM_FLAGS,         offsetof(struct vm_area_struct, vm_flags));
+  BLANK();
+  DEFINE(VM_EXEC,              VM_EXEC);
+  BLANK();
+  DEFINE(PAGE_SZ,              PAGE_SIZE);
+  BLANK();
+  DEFINE(SYS_ERROR0,           0x9f0000);
+  BLANK();
+  DEFINE(SIZEOF_MACHINE_DESC,  sizeof(struct machine_desc));
+  DEFINE(MACHINFO_TYPE,                offsetof(struct machine_desc, nr));
+  DEFINE(MACHINFO_NAME,                offsetof(struct machine_desc, name));
+  BLANK();
+  DEFINE(PROC_INFO_SZ,         sizeof(struct proc_info_list));
+  DEFINE(PROCINFO_INITFUNC,    offsetof(struct proc_info_list, __cpu_flush));
+  DEFINE(PROCINFO_MM_MMUFLAGS, offsetof(struct proc_info_list, __cpu_mm_mmu_flags));
+  DEFINE(PROCINFO_IO_MMUFLAGS, offsetof(struct proc_info_list, __cpu_io_mmu_flags));
+  BLANK();
+#ifdef MULTI_DABORT
+  DEFINE(PROCESSOR_DABT_FUNC,  offsetof(struct processor, _data_abort));
+#endif
+#ifdef MULTI_PABORT
+  DEFINE(PROCESSOR_PABT_FUNC,  offsetof(struct processor, _prefetch_abort));
+#endif
+#ifdef MULTI_CPU
+  DEFINE(CPU_SLEEP_SIZE,       offsetof(struct processor, suspend_size));
+  DEFINE(CPU_DO_SUSPEND,       offsetof(struct processor, do_suspend));
+  DEFINE(CPU_DO_RESUME,                offsetof(struct processor, do_resume));
+#endif
+#ifdef MULTI_CACHE
+  DEFINE(CACHE_FLUSH_KERN_ALL, offsetof(struct cpu_cache_fns, flush_kern_all));
+#endif
+#ifdef CONFIG_ARM_CPU_SUSPEND
+  DEFINE(SLEEP_SAVE_SP_SZ,     sizeof(struct sleep_save_sp));
+  DEFINE(SLEEP_SAVE_SP_PHYS,   offsetof(struct sleep_save_sp, save_ptr_stash_phys));
+  DEFINE(SLEEP_SAVE_SP_VIRT,   offsetof(struct sleep_save_sp, save_ptr_stash));
+#endif
+  BLANK();
+  DEFINE(DMA_BIDIRECTIONAL,    DMA_BIDIRECTIONAL);
+  DEFINE(DMA_TO_DEVICE,                DMA_TO_DEVICE);
+  DEFINE(DMA_FROM_DEVICE,      DMA_FROM_DEVICE);
+  BLANK();
+  DEFINE(CACHE_WRITEBACK_ORDER, __CACHE_WRITEBACK_ORDER);
+  DEFINE(CACHE_WRITEBACK_GRANULE, __CACHE_WRITEBACK_GRANULE);
+  BLANK();
+#ifdef CONFIG_KVM_ARM_HOST
+  DEFINE(VCPU_KVM,             offsetof(struct kvm_vcpu, kvm));
+  DEFINE(VCPU_MIDR,            offsetof(struct kvm_vcpu, arch.midr));
+  DEFINE(VCPU_CP15,            offsetof(struct kvm_vcpu, arch.cp15));
+  DEFINE(VCPU_VFP_GUEST,       offsetof(struct kvm_vcpu, arch.vfp_guest));
+  DEFINE(VCPU_VFP_HOST,                offsetof(struct kvm_vcpu, arch.host_cpu_context));
+  DEFINE(VCPU_REGS,            offsetof(struct kvm_vcpu, arch.regs));
+  DEFINE(VCPU_USR_REGS,                offsetof(struct kvm_vcpu, arch.regs.usr_regs));
+  DEFINE(VCPU_SVC_REGS,                offsetof(struct kvm_vcpu, arch.regs.svc_regs));
+  DEFINE(VCPU_ABT_REGS,                offsetof(struct kvm_vcpu, arch.regs.abt_regs));
+  DEFINE(VCPU_UND_REGS,                offsetof(struct kvm_vcpu, arch.regs.und_regs));
+  DEFINE(VCPU_IRQ_REGS,                offsetof(struct kvm_vcpu, arch.regs.irq_regs));
+  DEFINE(VCPU_FIQ_REGS,                offsetof(struct kvm_vcpu, arch.regs.fiq_regs));
+  DEFINE(VCPU_PC,              offsetof(struct kvm_vcpu, arch.regs.usr_regs.ARM_pc));
+  DEFINE(VCPU_CPSR,            offsetof(struct kvm_vcpu, arch.regs.usr_regs.ARM_cpsr));
+  DEFINE(VCPU_HCR,             offsetof(struct kvm_vcpu, arch.hcr));
+  DEFINE(VCPU_IRQ_LINES,       offsetof(struct kvm_vcpu, arch.irq_lines));
+  DEFINE(VCPU_HSR,             offsetof(struct kvm_vcpu, arch.fault.hsr));
+  DEFINE(VCPU_HxFAR,           offsetof(struct kvm_vcpu, arch.fault.hxfar));
+  DEFINE(VCPU_HPFAR,           offsetof(struct kvm_vcpu, arch.fault.hpfar));
+  DEFINE(VCPU_HYP_PC,          offsetof(struct kvm_vcpu, arch.fault.hyp_pc));
+  DEFINE(VCPU_VGIC_CPU,                offsetof(struct kvm_vcpu, arch.vgic_cpu));
+  DEFINE(VGIC_V2_CPU_HCR,      offsetof(struct vgic_cpu, vgic_v2.vgic_hcr));
+  DEFINE(VGIC_V2_CPU_VMCR,     offsetof(struct vgic_cpu, vgic_v2.vgic_vmcr));
+  DEFINE(VGIC_V2_CPU_MISR,     offsetof(struct vgic_cpu, vgic_v2.vgic_misr));
+  DEFINE(VGIC_V2_CPU_EISR,     offsetof(struct vgic_cpu, vgic_v2.vgic_eisr));
+  DEFINE(VGIC_V2_CPU_ELRSR,    offsetof(struct vgic_cpu, vgic_v2.vgic_elrsr));
+  DEFINE(VGIC_V2_CPU_APR,      offsetof(struct vgic_cpu, vgic_v2.vgic_apr));
+  DEFINE(VGIC_V2_CPU_LR,       offsetof(struct vgic_cpu, vgic_v2.vgic_lr));
+  DEFINE(VGIC_CPU_NR_LR,       offsetof(struct vgic_cpu, nr_lr));
+  DEFINE(VCPU_TIMER_CNTV_CTL,  offsetof(struct kvm_vcpu, arch.timer_cpu.cntv_ctl));
+  DEFINE(VCPU_TIMER_CNTV_CVAL, offsetof(struct kvm_vcpu, arch.timer_cpu.cntv_cval));
+  DEFINE(KVM_TIMER_CNTVOFF,    offsetof(struct kvm, arch.timer.cntvoff));
+  DEFINE(KVM_TIMER_ENABLED,    offsetof(struct kvm, arch.timer.enabled));
+  DEFINE(KVM_VGIC_VCTRL,       offsetof(struct kvm, arch.vgic.vctrl_base));
+  DEFINE(KVM_VTTBR,            offsetof(struct kvm, arch.vttbr));
+#endif
+  BLANK();
+#ifdef CONFIG_VDSO
+  DEFINE(VDSO_DATA_SIZE,       sizeof(union vdso_data_store));
+#endif
+  return 0; 
+}