summaryrefslogtreecommitdiffstats
path: root/arch/mips/tools/offset.c
blob: 7df4a6c1dcc05f9d6896746ed096e74de5034923 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
/*
 * offset.c: Calculate pt_regs and task_struct offsets.
 *
 * Copyright (C) 1996 David S. Miller
 * Copyright (C) 1997, 1998, 1999 Ralf Baechle
 * Copyright (C) 1999 Silicon Graphics, Inc.
 *
 * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
 * Copyright (C) 2000 MIPS Technologies, Inc.
 */
#include <linux/types.h>
#include <linux/sched.h>

#include <asm/ptrace.h>
#include <asm/processor.h>

#define text(t) __asm__("\n@@@" t)
#define _offset(type, member) (&(((type *)NULL)->member))

#define offset(string, ptr, member) \
	__asm__("\n@@@" string "%0" : : "i" (_offset(ptr, member)))
#define size(string, size) \
	__asm__("\n@@@" string "%0" : : "i" (sizeof(size)))
#define linefeed text("")

text("/* DO NOT TOUCH, AUTOGENERATED BY OFFSET.C */");
linefeed;
text("#ifndef _MIPS_OFFSET_H");
text("#define _MIPS_OFFSET_H");
linefeed;

void output_ptreg_defines(void)
{
	text("/* MIPS pt_regs offsets. */");
	offset("#define PT_R0     ", struct pt_regs, regs[0]);
	offset("#define PT_R1     ", struct pt_regs, regs[1]);
	offset("#define PT_R2     ", struct pt_regs, regs[2]);
	offset("#define PT_R3     ", struct pt_regs, regs[3]);
	offset("#define PT_R4     ", struct pt_regs, regs[4]);
	offset("#define PT_R5     ", struct pt_regs, regs[5]);
	offset("#define PT_R6     ", struct pt_regs, regs[6]);
	offset("#define PT_R7     ", struct pt_regs, regs[7]);
	offset("#define PT_R8     ", struct pt_regs, regs[8]);
	offset("#define PT_R9     ", struct pt_regs, regs[9]);
	offset("#define PT_R10    ", struct pt_regs, regs[10]);
	offset("#define PT_R11    ", struct pt_regs, regs[11]);
	offset("#define PT_R12    ", struct pt_regs, regs[12]);
	offset("#define PT_R13    ", struct pt_regs, regs[13]);
	offset("#define PT_R14    ", struct pt_regs, regs[14]);
	offset("#define PT_R15    ", struct pt_regs, regs[15]);
	offset("#define PT_R16    ", struct pt_regs, regs[16]);
	offset("#define PT_R17    ", struct pt_regs, regs[17]);
	offset("#define PT_R18    ", struct pt_regs, regs[18]);
	offset("#define PT_R19    ", struct pt_regs, regs[19]);
	offset("#define PT_R20    ", struct pt_regs, regs[20]);
	offset("#define PT_R21    ", struct pt_regs, regs[21]);
	offset("#define PT_R22    ", struct pt_regs, regs[22]);
	offset("#define PT_R23    ", struct pt_regs, regs[23]);
	offset("#define PT_R24    ", struct pt_regs, regs[24]);
	offset("#define PT_R25    ", struct pt_regs, regs[25]);
	offset("#define PT_R26    ", struct pt_regs, regs[26]);
	offset("#define PT_R27    ", struct pt_regs, regs[27]);
	offset("#define PT_R28    ", struct pt_regs, regs[28]);
	offset("#define PT_R29    ", struct pt_regs, regs[29]);
	offset("#define PT_R30    ", struct pt_regs, regs[30]);
	offset("#define PT_R31    ", struct pt_regs, regs[31]);
	offset("#define PT_LO     ", struct pt_regs, lo);
	offset("#define PT_HI     ", struct pt_regs, hi);
	offset("#define PT_EPC    ", struct pt_regs, cp0_epc);
	offset("#define PT_BVADDR ", struct pt_regs, cp0_badvaddr);
	offset("#define PT_STATUS ", struct pt_regs, cp0_status);
	offset("#define PT_CAUSE  ", struct pt_regs, cp0_cause);
	size("#define PT_SIZE   ", struct pt_regs);
	linefeed;
}

void output_task_defines(void)
{
	text("/* MIPS task_struct offsets. */");
	offset("#define TASK_STATE         ", struct task_struct, state);
	offset("#define TASK_FLAGS         ", struct task_struct, flags);
	offset("#define TASK_SIGPENDING    ", struct task_struct, sigpending);
	offset("#define TASK_NEED_RESCHED  ", struct task_struct, need_resched);
	offset("#define TASK_PTRACE        ", struct task_struct, ptrace);
	offset("#define TASK_COUNTER       ", struct task_struct, counter);
	offset("#define TASK_NICE          ", struct task_struct, nice);
	offset("#define TASK_MM            ", struct task_struct, mm);
	offset("#define TASK_PID           ", struct task_struct, pid);
	size("#define TASK_STRUCT_SIZE   ", struct task_struct);
	linefeed;
}

void output_thread_defines(void)
{
	text("/* MIPS specific thread_struct offsets. */");
	offset("#define THREAD_REG16   ", struct task_struct, thread.reg16);
	offset("#define THREAD_REG17   ", struct task_struct, thread.reg17);
	offset("#define THREAD_REG18   ", struct task_struct, thread.reg18);
	offset("#define THREAD_REG19   ", struct task_struct, thread.reg19);
	offset("#define THREAD_REG20   ", struct task_struct, thread.reg20);
	offset("#define THREAD_REG21   ", struct task_struct, thread.reg21);
	offset("#define THREAD_REG22   ", struct task_struct, thread.reg22);
	offset("#define THREAD_REG23   ", struct task_struct, thread.reg23);
	offset("#define THREAD_REG29   ", struct task_struct, thread.reg29);
	offset("#define THREAD_REG30   ", struct task_struct, thread.reg30);
	offset("#define THREAD_REG31   ", struct task_struct, thread.reg31);
	offset("#define THREAD_STATUS  ", struct task_struct, \
	       thread.cp0_status);
	offset("#define THREAD_FPU     ", struct task_struct, thread.fpu);
	offset("#define THREAD_BVADDR  ", struct task_struct, \
	       thread.cp0_badvaddr);
	offset("#define THREAD_BUADDR  ", struct task_struct, \
	       thread.cp0_baduaddr);
	offset("#define THREAD_ECODE   ", struct task_struct, \
	       thread.error_code);
	offset("#define THREAD_TRAPNO  ", struct task_struct, thread.trap_no);
	offset("#define THREAD_MFLAGS  ", struct task_struct, thread.mflags);
	offset("#define THREAD_CURDS   ", struct task_struct, \
	       thread.current_ds);
	offset("#define THREAD_TRAMP   ", struct task_struct, \
	       thread.irix_trampoline);
	offset("#define THREAD_OLDCTX  ", struct task_struct, \
	       thread.irix_oldctx);
	offset("#define THREAD_DSEEPC  ", struct task_struct, \
	       thread.dsemul_epc);
	offset("#define THREAD_DSEAERPC ", struct task_struct, \
	       thread.dsemul_aerpc);
	linefeed;
}

void output_mm_defines(void)
{
	text("/* Linux mm_struct offsets. */");
	offset("#define MM_USERS      ", struct mm_struct, mm_users);
	offset("#define MM_PGD        ", struct mm_struct, pgd);
	offset("#define MM_CONTEXT    ", struct mm_struct, context);
	linefeed;
}

void output_sc_defines(void)
{
	text("/* Linux sigcontext offsets. */");
	offset("#define SC_REGS       ", struct sigcontext, sc_regs);
	offset("#define SC_FPREGS     ", struct sigcontext, sc_fpregs);
	offset("#define SC_MDHI       ", struct sigcontext, sc_mdhi);
	offset("#define SC_MDLO       ", struct sigcontext, sc_mdlo);
	offset("#define SC_PC         ", struct sigcontext, sc_pc);
	offset("#define SC_STATUS     ", struct sigcontext, sc_status);
	offset("#define SC_OWNEDFP    ", struct sigcontext, sc_ownedfp);
	offset("#define SC_FPC_CSR    ", struct sigcontext, sc_fpc_csr);
	offset("#define SC_FPC_EIR    ", struct sigcontext, sc_fpc_eir);
	offset("#define SC_CAUSE      ", struct sigcontext, sc_cause);
	offset("#define SC_BADVADDR   ", struct sigcontext, sc_badvaddr);
	linefeed;
}

text("#endif /* !(_MIPS_OFFSET_H) */");