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 #include <asm/cacheflush.h>
17 #include <asm/glue-df.h>
18 #include <asm/glue-pf.h>
19 #include <asm/mach/arch.h>
20 #include <asm/thread_info.h>
21 #include <asm/memory.h>
22 #include <asm/procinfo.h>
23 #include <asm/hardware/cache-l2x0.h>
24 #include <linux/kbuild.h>
25 
26 /*
27  * Make sure that the compiler and target are compatible.
28  */
29 #if defined(__APCS_26__)
30 #error Sorry, your compiler targets APCS-26 but this kernel requires APCS-32
31 #endif
32 /*
33  * GCC 3.0, 3.1: general bad code generation.
34  * GCC 3.2.0: incorrect function argument offset calculation.
35  * GCC 3.2.x: miscompiles NEW_AUX_ENT in fs/binfmt_elf.c
36  *            (http://gcc.gnu.org/PR8896) and incorrect structure
37  *	      initialisation in fs/jffs2/erase.c
38  */
39 #if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
40 #error Your compiler is too buggy; it is known to miscompile kernels.
41 #error    Known good compilers: 3.3
42 #endif
43 
main(void)44 int main(void)
45 {
46   DEFINE(TSK_ACTIVE_MM,		offsetof(struct task_struct, active_mm));
47 #ifdef CONFIG_CC_STACKPROTECTOR
48   DEFINE(TSK_STACK_CANARY,	offsetof(struct task_struct, stack_canary));
49 #endif
50   BLANK();
51   DEFINE(TI_FLAGS,		offsetof(struct thread_info, flags));
52   DEFINE(TI_PREEMPT,		offsetof(struct thread_info, preempt_count));
53   DEFINE(TI_ADDR_LIMIT,		offsetof(struct thread_info, addr_limit));
54   DEFINE(TI_TASK,		offsetof(struct thread_info, task));
55   DEFINE(TI_EXEC_DOMAIN,	offsetof(struct thread_info, exec_domain));
56   DEFINE(TI_CPU,		offsetof(struct thread_info, cpu));
57   DEFINE(TI_CPU_DOMAIN,		offsetof(struct thread_info, cpu_domain));
58   DEFINE(TI_CPU_SAVE,		offsetof(struct thread_info, cpu_context));
59   DEFINE(TI_USED_CP,		offsetof(struct thread_info, used_cp));
60   DEFINE(TI_TP_VALUE,		offsetof(struct thread_info, tp_value));
61   DEFINE(TI_FPSTATE,		offsetof(struct thread_info, fpstate));
62   DEFINE(TI_VFPSTATE,		offsetof(struct thread_info, vfpstate));
63 #ifdef CONFIG_SMP
64   DEFINE(VFP_CPU,		offsetof(union vfp_state, hard.cpu));
65 #endif
66 #ifdef CONFIG_ARM_THUMBEE
67   DEFINE(TI_THUMBEE_STATE,	offsetof(struct thread_info, thumbee_state));
68 #endif
69 #ifdef CONFIG_IWMMXT
70   DEFINE(TI_IWMMXT_STATE,	offsetof(struct thread_info, fpstate.iwmmxt));
71 #endif
72 #ifdef CONFIG_CRUNCH
73   DEFINE(TI_CRUNCH_STATE,	offsetof(struct thread_info, crunchstate));
74 #endif
75   BLANK();
76   DEFINE(S_R0,			offsetof(struct pt_regs, ARM_r0));
77   DEFINE(S_R1,			offsetof(struct pt_regs, ARM_r1));
78   DEFINE(S_R2,			offsetof(struct pt_regs, ARM_r2));
79   DEFINE(S_R3,			offsetof(struct pt_regs, ARM_r3));
80   DEFINE(S_R4,			offsetof(struct pt_regs, ARM_r4));
81   DEFINE(S_R5,			offsetof(struct pt_regs, ARM_r5));
82   DEFINE(S_R6,			offsetof(struct pt_regs, ARM_r6));
83   DEFINE(S_R7,			offsetof(struct pt_regs, ARM_r7));
84   DEFINE(S_R8,			offsetof(struct pt_regs, ARM_r8));
85   DEFINE(S_R9,			offsetof(struct pt_regs, ARM_r9));
86   DEFINE(S_R10,			offsetof(struct pt_regs, ARM_r10));
87   DEFINE(S_FP,			offsetof(struct pt_regs, ARM_fp));
88   DEFINE(S_IP,			offsetof(struct pt_regs, ARM_ip));
89   DEFINE(S_SP,			offsetof(struct pt_regs, ARM_sp));
90   DEFINE(S_LR,			offsetof(struct pt_regs, ARM_lr));
91   DEFINE(S_PC,			offsetof(struct pt_regs, ARM_pc));
92   DEFINE(S_PSR,			offsetof(struct pt_regs, ARM_cpsr));
93   DEFINE(S_OLD_R0,		offsetof(struct pt_regs, ARM_ORIG_r0));
94   DEFINE(S_FRAME_SIZE,		sizeof(struct pt_regs));
95   BLANK();
96 #ifdef CONFIG_CACHE_L2X0
97   DEFINE(L2X0_R_PHY_BASE,	offsetof(struct l2x0_regs, phy_base));
98   DEFINE(L2X0_R_AUX_CTRL,	offsetof(struct l2x0_regs, aux_ctrl));
99   DEFINE(L2X0_R_TAG_LATENCY,	offsetof(struct l2x0_regs, tag_latency));
100   DEFINE(L2X0_R_DATA_LATENCY,	offsetof(struct l2x0_regs, data_latency));
101   DEFINE(L2X0_R_FILTER_START,	offsetof(struct l2x0_regs, filter_start));
102   DEFINE(L2X0_R_FILTER_END,	offsetof(struct l2x0_regs, filter_end));
103   DEFINE(L2X0_R_PREFETCH_CTRL,	offsetof(struct l2x0_regs, prefetch_ctrl));
104   DEFINE(L2X0_R_PWR_CTRL,	offsetof(struct l2x0_regs, pwr_ctrl));
105   BLANK();
106 #endif
107 #ifdef CONFIG_CPU_HAS_ASID
108   DEFINE(MM_CONTEXT_ID,		offsetof(struct mm_struct, context.id));
109   BLANK();
110 #endif
111   DEFINE(VMA_VM_MM,		offsetof(struct vm_area_struct, vm_mm));
112   DEFINE(VMA_VM_FLAGS,		offsetof(struct vm_area_struct, vm_flags));
113   BLANK();
114   DEFINE(VM_EXEC,	       	VM_EXEC);
115   BLANK();
116   DEFINE(PAGE_SZ,	       	PAGE_SIZE);
117   BLANK();
118   DEFINE(SYS_ERROR0,		0x9f0000);
119   BLANK();
120   DEFINE(SIZEOF_MACHINE_DESC,	sizeof(struct machine_desc));
121   DEFINE(MACHINFO_TYPE,		offsetof(struct machine_desc, nr));
122   DEFINE(MACHINFO_NAME,		offsetof(struct machine_desc, name));
123   BLANK();
124   DEFINE(PROC_INFO_SZ,		sizeof(struct proc_info_list));
125   DEFINE(PROCINFO_INITFUNC,	offsetof(struct proc_info_list, __cpu_flush));
126   DEFINE(PROCINFO_MM_MMUFLAGS,	offsetof(struct proc_info_list, __cpu_mm_mmu_flags));
127   DEFINE(PROCINFO_IO_MMUFLAGS,	offsetof(struct proc_info_list, __cpu_io_mmu_flags));
128   BLANK();
129 #ifdef MULTI_DABORT
130   DEFINE(PROCESSOR_DABT_FUNC,	offsetof(struct processor, _data_abort));
131 #endif
132 #ifdef MULTI_PABORT
133   DEFINE(PROCESSOR_PABT_FUNC,	offsetof(struct processor, _prefetch_abort));
134 #endif
135 #ifdef MULTI_CPU
136   DEFINE(CPU_SLEEP_SIZE,	offsetof(struct processor, suspend_size));
137   DEFINE(CPU_DO_SUSPEND,	offsetof(struct processor, do_suspend));
138   DEFINE(CPU_DO_RESUME,		offsetof(struct processor, do_resume));
139 #endif
140 #ifdef MULTI_CACHE
141   DEFINE(CACHE_FLUSH_KERN_ALL,	offsetof(struct cpu_cache_fns, flush_kern_all));
142 #endif
143   BLANK();
144   DEFINE(DMA_BIDIRECTIONAL,	DMA_BIDIRECTIONAL);
145   DEFINE(DMA_TO_DEVICE,		DMA_TO_DEVICE);
146   DEFINE(DMA_FROM_DEVICE,	DMA_FROM_DEVICE);
147   return 0;
148 }
149