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1da177e4 LT |
1 | /* |
2 | * This program is used to generate definitions needed by | |
3 | * assembly language modules. | |
4 | * | |
5 | * We use the technique used in the OSF Mach kernel code: | |
6 | * generate asm statements containing #defines, | |
7 | * compile this file to assembler, and then extract the | |
8 | * #defines from the assembly-language output. | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU General Public License | |
12 | * as published by the Free Software Foundation; either version | |
13 | * 2 of the License, or (at your option) any later version. | |
14 | */ | |
15 | ||
16 | #include <linux/config.h> | |
17 | #include <linux/signal.h> | |
18 | #include <linux/sched.h> | |
19 | #include <linux/kernel.h> | |
20 | #include <linux/errno.h> | |
21 | #include <linux/string.h> | |
22 | #include <linux/types.h> | |
23 | #include <linux/mman.h> | |
24 | #include <linux/mm.h> | |
25 | #include <linux/time.h> | |
26 | #include <linux/hardirq.h> | |
27 | #include <asm/io.h> | |
28 | #include <asm/page.h> | |
29 | #include <asm/pgtable.h> | |
30 | #include <asm/processor.h> | |
31 | ||
32 | #include <asm/paca.h> | |
33 | #include <asm/lppaca.h> | |
e45423ea | 34 | #include <asm/iseries/hv_lp_event.h> |
1da177e4 LT |
35 | #include <asm/rtas.h> |
36 | #include <asm/cputable.h> | |
37 | #include <asm/cache.h> | |
38 | #include <asm/systemcfg.h> | |
39 | #include <asm/compat.h> | |
40 | ||
41 | #define DEFINE(sym, val) \ | |
42 | asm volatile("\n->" #sym " %0 " #val : : "i" (val)) | |
43 | ||
44 | #define BLANK() asm volatile("\n->" : : ) | |
45 | ||
46 | int main(void) | |
47 | { | |
48 | /* thread struct on stack */ | |
1da177e4 LT |
49 | DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); |
50 | DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); | |
51 | DEFINE(TI_SC_NOERR, offsetof(struct thread_info, syscall_noerror)); | |
52 | ||
53 | /* task_struct->thread */ | |
54 | DEFINE(THREAD, offsetof(struct task_struct, thread)); | |
55 | DEFINE(PT_REGS, offsetof(struct thread_struct, regs)); | |
56 | DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode)); | |
57 | DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0])); | |
58 | DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr)); | |
59 | DEFINE(KSP, offsetof(struct thread_struct, ksp)); | |
60 | DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid)); | |
61 | ||
62 | #ifdef CONFIG_ALTIVEC | |
63 | DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0])); | |
64 | DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave)); | |
65 | DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr)); | |
66 | DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr)); | |
67 | #endif /* CONFIG_ALTIVEC */ | |
68 | DEFINE(MM, offsetof(struct task_struct, mm)); | |
17888225 | 69 | DEFINE(AUDITCONTEXT, offsetof(struct task_struct, audit_context)); |
1da177e4 LT |
70 | |
71 | DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size)); | |
72 | DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size)); | |
73 | DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page)); | |
74 | DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size)); | |
75 | DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size)); | |
76 | DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page)); | |
77 | DEFINE(PLATFORM, offsetof(struct systemcfg, platform)); | |
40ef8cbc | 78 | DEFINE(PLATFORM_LPAR, PLATFORM_LPAR); |
1da177e4 LT |
79 | |
80 | /* paca */ | |
81 | DEFINE(PACA_SIZE, sizeof(struct paca_struct)); | |
82 | DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index)); | |
83 | DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start)); | |
84 | DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack)); | |
85 | DEFINE(PACACURRENT, offsetof(struct paca_struct, __current)); | |
86 | DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr)); | |
87 | DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real)); | |
88 | DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr)); | |
89 | DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr)); | |
90 | DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1)); | |
91 | DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc)); | |
92 | DEFINE(PACAPROCENABLED, offsetof(struct paca_struct, proc_enabled)); | |
93 | DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache)); | |
94 | DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr)); | |
95 | DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id)); | |
96 | #ifdef CONFIG_HUGETLB_PAGE | |
c594adad DG |
97 | DEFINE(PACALOWHTLBAREAS, offsetof(struct paca_struct, context.low_htlb_areas)); |
98 | DEFINE(PACAHIGHHTLBAREAS, offsetof(struct paca_struct, context.high_htlb_areas)); | |
1da177e4 LT |
99 | #endif /* CONFIG_HUGETLB_PAGE */ |
100 | DEFINE(PACADEFAULTDECR, offsetof(struct paca_struct, default_decr)); | |
101 | DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen)); | |
102 | DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc)); | |
103 | DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb)); | |
104 | DEFINE(PACA_EXDSI, offsetof(struct paca_struct, exdsi)); | |
105 | DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp)); | |
106 | DEFINE(PACALPPACA, offsetof(struct paca_struct, lppaca)); | |
107 | DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id)); | |
108 | DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0)); | |
109 | DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1)); | |
110 | DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int)); | |
111 | DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int)); | |
112 | ||
113 | /* RTAS */ | |
114 | DEFINE(RTASBASE, offsetof(struct rtas_t, base)); | |
115 | DEFINE(RTASENTRY, offsetof(struct rtas_t, entry)); | |
116 | ||
117 | /* Interrupt register frame */ | |
118 | DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD); | |
119 | ||
120 | DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs)); | |
121 | ||
122 | /* 288 = # of volatile regs, int & fp, for leaf routines */ | |
123 | /* which do not stack a frame. See the PPC64 ABI. */ | |
124 | DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 288); | |
125 | /* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */ | |
126 | DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16); | |
127 | DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16); | |
128 | DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0])); | |
129 | DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1])); | |
130 | DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2])); | |
131 | DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3])); | |
132 | DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4])); | |
133 | DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5])); | |
134 | DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6])); | |
135 | DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7])); | |
136 | DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8])); | |
137 | DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9])); | |
138 | DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10])); | |
139 | DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11])); | |
140 | DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12])); | |
141 | DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13])); | |
142 | /* | |
143 | * Note: these symbols include _ because they overlap with special | |
144 | * register names | |
145 | */ | |
146 | DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip)); | |
147 | DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr)); | |
148 | DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr)); | |
149 | DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link)); | |
150 | DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr)); | |
151 | DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer)); | |
152 | DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar)); | |
153 | DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr)); | |
154 | DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3)); | |
155 | DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result)); | |
156 | DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap)); | |
157 | DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe)); | |
158 | ||
159 | /* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */ | |
160 | DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)); | |
161 | DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8); | |
162 | ||
163 | DEFINE(CLONE_VM, CLONE_VM); | |
164 | DEFINE(CLONE_UNTRACED, CLONE_UNTRACED); | |
165 | ||
166 | /* About the CPU features table */ | |
167 | DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec)); | |
168 | DEFINE(CPU_SPEC_PVR_MASK, offsetof(struct cpu_spec, pvr_mask)); | |
169 | DEFINE(CPU_SPEC_PVR_VALUE, offsetof(struct cpu_spec, pvr_value)); | |
170 | DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features)); | |
171 | DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup)); | |
172 | ||
173 | /* systemcfg offsets for use by vdso */ | |
174 | DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct systemcfg, tb_orig_stamp)); | |
175 | DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct systemcfg, tb_ticks_per_sec)); | |
176 | DEFINE(CFG_TB_TO_XS, offsetof(struct systemcfg, tb_to_xs)); | |
177 | DEFINE(CFG_STAMP_XSEC, offsetof(struct systemcfg, stamp_xsec)); | |
178 | DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct systemcfg, tb_update_count)); | |
179 | DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct systemcfg, tz_minuteswest)); | |
180 | DEFINE(CFG_TZ_DSTTIME, offsetof(struct systemcfg, tz_dsttime)); | |
181 | DEFINE(CFG_SYSCALL_MAP32, offsetof(struct systemcfg, syscall_map_32)); | |
182 | DEFINE(CFG_SYSCALL_MAP64, offsetof(struct systemcfg, syscall_map_64)); | |
183 | ||
184 | /* timeval/timezone offsets for use by vdso */ | |
185 | DEFINE(TVAL64_TV_SEC, offsetof(struct timeval, tv_sec)); | |
186 | DEFINE(TVAL64_TV_USEC, offsetof(struct timeval, tv_usec)); | |
187 | DEFINE(TVAL32_TV_SEC, offsetof(struct compat_timeval, tv_sec)); | |
188 | DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec)); | |
189 | DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest)); | |
190 | DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime)); | |
191 | ||
192 | return 0; | |
193 | } |