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 <stddef.h>
17#include <linux/config.h>
18#include <linux/signal.h>
19#include <linux/sched.h>
20#include <linux/kernel.h>
21#include <linux/errno.h>
22#include <linux/string.h>
23#include <linux/types.h>
24#include <linux/ptrace.h>
25#include <linux/mman.h>
26#include <linux/mm.h>
27#include <asm/io.h>
28#include <asm/page.h>
29#include <asm/pgtable.h>
30#include <asm/processor.h>
31#include <asm/hardirq.h>
32
33#include <asm/naca.h>
34#include <asm/paca.h>
35#include <asm/iSeries/ItLpPaca.h>
36#include <asm/iSeries/ItLpQueue.h>
37#include <asm/iSeries/HvLpEvent.h>
38#include <asm/prom.h>
39#include <asm/rtas.h>
40
41#define DEFINE(sym, val) \
42	        asm volatile("\n#define\t" #sym "\t%0" : : "i" (val))
43
44int
45main(void)
46{
47	DEFINE(SIGPENDING, offsetof(struct task_struct, sigpending));
48	DEFINE(THREAD, offsetof(struct task_struct, thread));
49	DEFINE(MM, offsetof(struct task_struct, mm));
50	DEFINE(TASK_STRUCT_SIZE, sizeof(struct task_struct));
51	DEFINE(KSP, offsetof(struct thread_struct, ksp));
52
53        DEFINE(PACA, offsetof(struct naca_struct, paca));
54        DEFINE(PACA_SIZE, sizeof(struct paca_struct));
55
56        DEFINE(DCACHEL1LINESIZE, offsetof(struct naca_struct, dCacheL1LineSize));
57        DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct naca_struct, dCacheL1LogLineSize));
58        DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct naca_struct, dCacheL1LinesPerPage));
59
60        DEFINE(ICACHEL1LINESIZE, offsetof(struct naca_struct, iCacheL1LineSize));
61        DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct naca_struct, iCacheL1LogLineSize));
62        DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct naca_struct, iCacheL1LinesPerPage));
63	DEFINE(SLBSIZE, offsetof(struct naca_struct, slb_size));
64	DEFINE(PLATFORM, offsetof(struct naca_struct, platform));
65
66        DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, xPacaIndex));
67        DEFINE(PACAPROCSTART, offsetof(struct paca_struct, xProcStart));
68        DEFINE(PACAKSAVE, offsetof(struct paca_struct, xKsave));
69	DEFINE(PACACURRENT, offsetof(struct paca_struct, xCurrent));
70        DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, xSavedMsr));
71        DEFINE(PACASTABREAL, offsetof(struct paca_struct, xStab_data.real));
72        DEFINE(PACASTABVIRT, offsetof(struct paca_struct, xStab_data.virt));
73	DEFINE(PACASTABRR, offsetof(struct paca_struct, xStab_data.next_round_robin));
74        DEFINE(PACAR1, offsetof(struct paca_struct, xR1));
75        DEFINE(PACALPQUEUE, offsetof(struct paca_struct, lpQueuePtr));
76	DEFINE(PACATOC, offsetof(struct paca_struct, xTOC));
77	DEFINE(PACAEXCSP, offsetof(struct paca_struct, exception_sp));
78	DEFINE(PACAHRDWINTSTACK, offsetof(struct paca_struct, xHrdIntStack));
79	DEFINE(PACAPROCENABLED, offsetof(struct paca_struct, xProcEnabled));
80	DEFINE(PACAHRDWINTCOUNT, offsetof(struct paca_struct, xHrdIntCount));
81	DEFINE(PACADEFAULTDECR, offsetof(struct paca_struct, default_decr));
82
83	DEFINE(PACAPROFMODE, offsetof(struct paca_struct, prof_mode));
84	DEFINE(PACAPROFLEN, offsetof(struct paca_struct, prof_len));
85	DEFINE(PACAPROFSHIFT, offsetof(struct paca_struct, prof_shift));
86	DEFINE(PACAPROFBUFFER, offsetof(struct paca_struct, prof_buffer));
87	DEFINE(PACAPROFSTEXT, offsetof(struct paca_struct, prof_stext));
88	DEFINE(PACAPROFETEXT, offsetof(struct paca_struct, prof_etext));
89	DEFINE(PACAPMC1, offsetof(struct paca_struct, pmc[0]));
90	DEFINE(PACAPMC2, offsetof(struct paca_struct, pmc[1]));
91	DEFINE(PACAPMC3, offsetof(struct paca_struct, pmc[2]));
92	DEFINE(PACAPMC4, offsetof(struct paca_struct, pmc[3]));
93	DEFINE(PACAPMC5, offsetof(struct paca_struct, pmc[4]));
94	DEFINE(PACAPMC6, offsetof(struct paca_struct, pmc[5]));
95	DEFINE(PACAPMC7, offsetof(struct paca_struct, pmc[6]));
96	DEFINE(PACAPMC8, offsetof(struct paca_struct, pmc[7]));
97	DEFINE(PACAMMCR0, offsetof(struct paca_struct, pmc[8]));
98	DEFINE(PACAMMCR1, offsetof(struct paca_struct, pmc[9]));
99	DEFINE(PACAMMCRA, offsetof(struct paca_struct, pmc[10]));
100	DEFINE(PACAPMCC1, offsetof(struct paca_struct, pmcc[0]));
101	DEFINE(PACAPMCC2, offsetof(struct paca_struct, pmcc[1]));
102	DEFINE(PACAPMCC3, offsetof(struct paca_struct, pmcc[2]));
103	DEFINE(PACAPMCC4, offsetof(struct paca_struct, pmcc[3]));
104	DEFINE(PACAPMCC5, offsetof(struct paca_struct, pmcc[4]));
105	DEFINE(PACAPMCC6, offsetof(struct paca_struct, pmcc[5]));
106	DEFINE(PACAPMCC7, offsetof(struct paca_struct, pmcc[6]));
107	DEFINE(PACAPMCC8, offsetof(struct paca_struct, pmcc[7]));
108
109	DEFINE(PACALPPACA, offsetof(struct paca_struct, xLpPaca));
110        DEFINE(LPPACA, offsetof(struct paca_struct, xLpPaca));
111        DEFINE(PACAREGSAV, offsetof(struct paca_struct, xRegSav));
112        DEFINE(PACAEXC, offsetof(struct paca_struct, exception_stack));
113        DEFINE(PACAGUARD, offsetof(struct paca_struct, guard));
114        DEFINE(LPPACASRR0, offsetof(struct ItLpPaca, xSavedSrr0));
115        DEFINE(LPPACASRR1, offsetof(struct ItLpPaca, xSavedSrr1));
116	DEFINE(LPPACAANYINT, offsetof(struct ItLpPaca, xIntDword.xAnyInt));
117	DEFINE(LPPACADECRINT, offsetof(struct ItLpPaca, xIntDword.xFields.xDecrInt));
118	DEFINE(LPPACAPDCINT, offsetof(struct ItLpPaca, xIntDword.xFields.xPdcInt));
119        DEFINE(LPQCUREVENTPTR, offsetof(struct ItLpQueue, xSlicCurEventPtr));
120        DEFINE(LPQOVERFLOW, offsetof(struct ItLpQueue, xPlicOverflowIntPending));
121        DEFINE(LPEVENTFLAGS, offsetof(struct HvLpEvent, xFlags));
122	DEFINE(PROMENTRY, offsetof(struct prom_t, entry));
123
124	DEFINE(RTASBASE, offsetof(struct rtas_t, base));
125	DEFINE(RTASENTRY, offsetof(struct rtas_t, entry));
126	DEFINE(RTASSIZE, offsetof(struct rtas_t, size));
127
128	DEFINE(LAST_SYSCALL, offsetof(struct thread_struct, last_syscall));
129	DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
130	DEFINE(PT_TRACESYS, PT_TRACESYS);
131	DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
132	DEFINE(NEED_RESCHED, offsetof(struct task_struct, need_resched));
133	DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]));
134	DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr));
135	DEFINE(THREAD_FLAGS, offsetof(struct thread_struct, flags));
136	DEFINE(PPC_FLAG_32BIT, PPC_FLAG_32BIT);
137	/* Interrupt register frame */
138	DEFINE(TASK_UNION_SIZE, sizeof(union task_union));
139	DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD);
140        /* 288 = # of volatile regs, int & fp, for leaf routines */
141        /* which do not stack a frame.  See the PPC64 ABI.       */
142        DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 288);
143	/* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
144        DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16 + 288);
145        DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16 + 288);
146	DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]));
147	DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]));
148	DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]));
149	DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3]));
150	DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4]));
151	DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5]));
152	DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6]));
153	DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7]));
154	DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8]));
155	DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9]));
156	DEFINE(GPR20, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[20]));
157	DEFINE(GPR21, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[21]));
158	DEFINE(GPR22, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[22]));
159	DEFINE(GPR23, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[23]));
160	/* Note: these symbols include _ because they overlap with special
161	 * register names
162	 */
163	DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip));
164	DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr));
165	DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr));
166	DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link));
167	DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr));
168	DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer));
169	DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
170	DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
171	DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
172	DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
173	DEFINE(TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
174	DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));
175
176	/* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
177	DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
178	DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
179
180	DEFINE(CLONE_VM, CLONE_VM);
181
182	return 0;
183}
184