2 * Copyright (C) 1995-2003 Russell King
3 * 2001-2002 Keith Owens
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.
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.
13 #include <linux/sched.h>
15 #include <asm/mach/arch.h>
16 #include <asm/thread_info.h>
17 #include <asm/memory.h>
20 * Make sure that the compiler and target are compatible.
22 #if defined(__APCS_26__)
23 #error Sorry, your compiler targets APCS-26 but this kernel requires APCS-32
26 * GCC 3.0, 3.1: general bad code generation.
27 * GCC 3.2.0: incorrect function argument offset calculation.
28 * GCC 3.2.x: miscompiles NEW_AUX_ENT in fs/binfmt_elf.c
29 * (http://gcc.gnu.org/PR8896) and incorrect structure
30 * initialisation in fs/jffs2/erase.c
32 #if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
33 #error Your compiler is too buggy; it is known to miscompile kernels.
34 #error Known good compilers: 3.3
37 /* Use marker if you need to separate the values later */
39 #define DEFINE(sym, val) \
40 asm volatile("\n->" #sym " %0 " #val : : "i" (val))
42 #define BLANK() asm volatile("\n->" : : )
46 DEFINE(TSK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
48 DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
49 DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
50 DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit));
51 DEFINE(TI_TASK, offsetof(struct thread_info, task));
52 DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain));
53 DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
54 DEFINE(TI_CPU_DOMAIN, offsetof(struct thread_info, cpu_domain));
55 DEFINE(TI_CPU_SAVE, offsetof(struct thread_info, cpu_context));
56 DEFINE(TI_USED_CP, offsetof(struct thread_info, used_cp));
57 DEFINE(TI_TP_VALUE, offsetof(struct thread_info, tp_value));
58 DEFINE(TI_FPSTATE, offsetof(struct thread_info, fpstate));
59 DEFINE(TI_VFPSTATE, offsetof(struct thread_info, vfpstate));
61 DEFINE(TI_IWMMXT_STATE, offsetof(struct thread_info, fpstate.iwmmxt));
64 DEFINE(TI_CRUNCH_STATE, offsetof(struct thread_info, crunchstate));
67 DEFINE(S_R0, offsetof(struct pt_regs, ARM_r0));
68 DEFINE(S_R1, offsetof(struct pt_regs, ARM_r1));
69 DEFINE(S_R2, offsetof(struct pt_regs, ARM_r2));
70 DEFINE(S_R3, offsetof(struct pt_regs, ARM_r3));
71 DEFINE(S_R4, offsetof(struct pt_regs, ARM_r4));
72 DEFINE(S_R5, offsetof(struct pt_regs, ARM_r5));
73 DEFINE(S_R6, offsetof(struct pt_regs, ARM_r6));
74 DEFINE(S_R7, offsetof(struct pt_regs, ARM_r7));
75 DEFINE(S_R8, offsetof(struct pt_regs, ARM_r8));
76 DEFINE(S_R9, offsetof(struct pt_regs, ARM_r9));
77 DEFINE(S_R10, offsetof(struct pt_regs, ARM_r10));
78 DEFINE(S_FP, offsetof(struct pt_regs, ARM_fp));
79 DEFINE(S_IP, offsetof(struct pt_regs, ARM_ip));
80 DEFINE(S_SP, offsetof(struct pt_regs, ARM_sp));
81 DEFINE(S_LR, offsetof(struct pt_regs, ARM_lr));
82 DEFINE(S_PC, offsetof(struct pt_regs, ARM_pc));
83 DEFINE(S_PSR, offsetof(struct pt_regs, ARM_cpsr));
84 DEFINE(S_OLD_R0, offsetof(struct pt_regs, ARM_ORIG_r0));
85 DEFINE(S_FRAME_SIZE, sizeof(struct pt_regs));
87 #if __LINUX_ARM_ARCH__ >= 6
88 DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id));
91 DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm));
92 DEFINE(VMA_VM_FLAGS, offsetof(struct vm_area_struct, vm_flags));
94 DEFINE(VM_EXEC, VM_EXEC);
96 DEFINE(PAGE_SZ, PAGE_SIZE);
98 DEFINE(SYS_ERROR0, 0x9f0000);
100 DEFINE(SIZEOF_MACHINE_DESC, sizeof(struct machine_desc));
101 DEFINE(MACHINFO_TYPE, offsetof(struct machine_desc, nr));
102 DEFINE(MACHINFO_NAME, offsetof(struct machine_desc, name));
103 DEFINE(MACHINFO_PHYSIO, offsetof(struct machine_desc, phys_io));
104 DEFINE(MACHINFO_PGOFFIO, offsetof(struct machine_desc, io_pg_offst));
106 DEFINE(PROC_INFO_SZ, sizeof(struct proc_info_list));
107 DEFINE(PROCINFO_INITFUNC, offsetof(struct proc_info_list, __cpu_flush));
108 DEFINE(PROCINFO_MM_MMUFLAGS, offsetof(struct proc_info_list, __cpu_mm_mmu_flags));
109 DEFINE(PROCINFO_IO_MMUFLAGS, offsetof(struct proc_info_list, __cpu_io_mmu_flags));