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authorJason Wessel <jason.wessel@windriver.com>2008-07-29 16:58:52 -0400
committerRalf Baechle <ralf@linux-mips.org>2008-07-30 16:54:42 -0400
commit8d60a903d986ffa26c41f0092320a3b9da20bfaf (patch)
treef05a8ae48e275d55fcfd3acfb7b3b1b601da56ea /include/asm-mips
parent8f8da9adebdf04bfb3b812a7de8706fbf179fd2c (diff)
[MIPS] kgdb: Remove existing implementation
This patch explicitly removes the kgdb implementation, for mips which is intended to be followed by a patch that adds a kgdb implementation for MIPS that makes use of the kgdb core in the kernel. Signed-off-by: Jason Wessel <jason.wessel@windriver.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips')
-rw-r--r--include/asm-mips/gdb-stub.h215
1 files changed, 0 insertions, 215 deletions
diff --git a/include/asm-mips/gdb-stub.h b/include/asm-mips/gdb-stub.h
deleted file mode 100644
index 22f67d4a71ab..000000000000
--- a/include/asm-mips/gdb-stub.h
+++ /dev/null
@@ -1,215 +0,0 @@
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1995 Andreas Busse
7 * Copyright (C) 2003 Ralf Baechle
8 */
9#ifndef _ASM_GDB_STUB_H
10#define _ASM_GDB_STUB_H
11
12
13/*
14 * important register numbers
15 */
16
17#define REG_EPC 37
18#define REG_FP 72
19#define REG_SP 29
20
21/*
22 * Stack layout for the GDB exception handler
23 * Derived from the stack layout described in asm-mips/stackframe.h
24 *
25 * The first PTRSIZE*6 bytes are argument save space for C subroutines.
26 */
27#define NUMREGS 90
28
29#define GDB_FR_REG0 (PTRSIZE*6) /* 0 */
30#define GDB_FR_REG1 ((GDB_FR_REG0) + LONGSIZE) /* 1 */
31#define GDB_FR_REG2 ((GDB_FR_REG1) + LONGSIZE) /* 2 */
32#define GDB_FR_REG3 ((GDB_FR_REG2) + LONGSIZE) /* 3 */
33#define GDB_FR_REG4 ((GDB_FR_REG3) + LONGSIZE) /* 4 */
34#define GDB_FR_REG5 ((GDB_FR_REG4) + LONGSIZE) /* 5 */
35#define GDB_FR_REG6 ((GDB_FR_REG5) + LONGSIZE) /* 6 */
36#define GDB_FR_REG7 ((GDB_FR_REG6) + LONGSIZE) /* 7 */
37#define GDB_FR_REG8 ((GDB_FR_REG7) + LONGSIZE) /* 8 */
38#define GDB_FR_REG9 ((GDB_FR_REG8) + LONGSIZE) /* 9 */
39#define GDB_FR_REG10 ((GDB_FR_REG9) + LONGSIZE) /* 10 */
40#define GDB_FR_REG11 ((GDB_FR_REG10) + LONGSIZE) /* 11 */
41#define GDB_FR_REG12 ((GDB_FR_REG11) + LONGSIZE) /* 12 */
42#define GDB_FR_REG13 ((GDB_FR_REG12) + LONGSIZE) /* 13 */
43#define GDB_FR_REG14 ((GDB_FR_REG13) + LONGSIZE) /* 14 */
44#define GDB_FR_REG15 ((GDB_FR_REG14) + LONGSIZE) /* 15 */
45#define GDB_FR_REG16 ((GDB_FR_REG15) + LONGSIZE) /* 16 */
46#define GDB_FR_REG17 ((GDB_FR_REG16) + LONGSIZE) /* 17 */
47#define GDB_FR_REG18 ((GDB_FR_REG17) + LONGSIZE) /* 18 */
48#define GDB_FR_REG19 ((GDB_FR_REG18) + LONGSIZE) /* 19 */
49#define GDB_FR_REG20 ((GDB_FR_REG19) + LONGSIZE) /* 20 */
50#define GDB_FR_REG21 ((GDB_FR_REG20) + LONGSIZE) /* 21 */
51#define GDB_FR_REG22 ((GDB_FR_REG21) + LONGSIZE) /* 22 */
52#define GDB_FR_REG23 ((GDB_FR_REG22) + LONGSIZE) /* 23 */
53#define GDB_FR_REG24 ((GDB_FR_REG23) + LONGSIZE) /* 24 */
54#define GDB_FR_REG25 ((GDB_FR_REG24) + LONGSIZE) /* 25 */
55#define GDB_FR_REG26 ((GDB_FR_REG25) + LONGSIZE) /* 26 */
56#define GDB_FR_REG27 ((GDB_FR_REG26) + LONGSIZE) /* 27 */
57#define GDB_FR_REG28 ((GDB_FR_REG27) + LONGSIZE) /* 28 */
58#define GDB_FR_REG29 ((GDB_FR_REG28) + LONGSIZE) /* 29 */
59#define GDB_FR_REG30 ((GDB_FR_REG29) + LONGSIZE) /* 30 */
60#define GDB_FR_REG31 ((GDB_FR_REG30) + LONGSIZE) /* 31 */
61
62/*
63 * Saved special registers
64 */
65#define GDB_FR_STATUS ((GDB_FR_REG31) + LONGSIZE) /* 32 */
66#define GDB_FR_LO ((GDB_FR_STATUS) + LONGSIZE) /* 33 */
67#define GDB_FR_HI ((GDB_FR_LO) + LONGSIZE) /* 34 */
68#define GDB_FR_BADVADDR ((GDB_FR_HI) + LONGSIZE) /* 35 */
69#define GDB_FR_CAUSE ((GDB_FR_BADVADDR) + LONGSIZE) /* 36 */
70#define GDB_FR_EPC ((GDB_FR_CAUSE) + LONGSIZE) /* 37 */
71
72/*
73 * Saved floating point registers
74 */
75#define GDB_FR_FPR0 ((GDB_FR_EPC) + LONGSIZE) /* 38 */
76#define GDB_FR_FPR1 ((GDB_FR_FPR0) + LONGSIZE) /* 39 */
77#define GDB_FR_FPR2 ((GDB_FR_FPR1) + LONGSIZE) /* 40 */
78#define GDB_FR_FPR3 ((GDB_FR_FPR2) + LONGSIZE) /* 41 */
79#define GDB_FR_FPR4 ((GDB_FR_FPR3) + LONGSIZE) /* 42 */
80#define GDB_FR_FPR5 ((GDB_FR_FPR4) + LONGSIZE) /* 43 */
81#define GDB_FR_FPR6 ((GDB_FR_FPR5) + LONGSIZE) /* 44 */
82#define GDB_FR_FPR7 ((GDB_FR_FPR6) + LONGSIZE) /* 45 */
83#define GDB_FR_FPR8 ((GDB_FR_FPR7) + LONGSIZE) /* 46 */
84#define GDB_FR_FPR9 ((GDB_FR_FPR8) + LONGSIZE) /* 47 */
85#define GDB_FR_FPR10 ((GDB_FR_FPR9) + LONGSIZE) /* 48 */
86#define GDB_FR_FPR11 ((GDB_FR_FPR10) + LONGSIZE) /* 49 */
87#define GDB_FR_FPR12 ((GDB_FR_FPR11) + LONGSIZE) /* 50 */
88#define GDB_FR_FPR13 ((GDB_FR_FPR12) + LONGSIZE) /* 51 */
89#define GDB_FR_FPR14 ((GDB_FR_FPR13) + LONGSIZE) /* 52 */
90#define GDB_FR_FPR15 ((GDB_FR_FPR14) + LONGSIZE) /* 53 */
91#define GDB_FR_FPR16 ((GDB_FR_FPR15) + LONGSIZE) /* 54 */
92#define GDB_FR_FPR17 ((GDB_FR_FPR16) + LONGSIZE) /* 55 */
93#define GDB_FR_FPR18 ((GDB_FR_FPR17) + LONGSIZE) /* 56 */
94#define GDB_FR_FPR19 ((GDB_FR_FPR18) + LONGSIZE) /* 57 */
95#define GDB_FR_FPR20 ((GDB_FR_FPR19) + LONGSIZE) /* 58 */
96#define GDB_FR_FPR21 ((GDB_FR_FPR20) + LONGSIZE) /* 59 */
97#define GDB_FR_FPR22 ((GDB_FR_FPR21) + LONGSIZE) /* 60 */
98#define GDB_FR_FPR23 ((GDB_FR_FPR22) + LONGSIZE) /* 61 */
99#define GDB_FR_FPR24 ((GDB_FR_FPR23) + LONGSIZE) /* 62 */
100#define GDB_FR_FPR25 ((GDB_FR_FPR24) + LONGSIZE) /* 63 */
101#define GDB_FR_FPR26 ((GDB_FR_FPR25) + LONGSIZE) /* 64 */
102#define GDB_FR_FPR27 ((GDB_FR_FPR26) + LONGSIZE) /* 65 */
103#define GDB_FR_FPR28 ((GDB_FR_FPR27) + LONGSIZE) /* 66 */
104#define GDB_FR_FPR29 ((GDB_FR_FPR28) + LONGSIZE) /* 67 */
105#define GDB_FR_FPR30 ((GDB_FR_FPR29) + LONGSIZE) /* 68 */
106#define GDB_FR_FPR31 ((GDB_FR_FPR30) + LONGSIZE) /* 69 */
107
108#define GDB_FR_FSR ((GDB_FR_FPR31) + LONGSIZE) /* 70 */
109#define GDB_FR_FIR ((GDB_FR_FSR) + LONGSIZE) /* 71 */
110#define GDB_FR_FRP ((GDB_FR_FIR) + LONGSIZE) /* 72 */
111
112#define GDB_FR_DUMMY ((GDB_FR_FRP) + LONGSIZE) /* 73, unused ??? */
113
114/*
115 * Again, CP0 registers
116 */
117#define GDB_FR_CP0_INDEX ((GDB_FR_DUMMY) + LONGSIZE) /* 74 */
118#define GDB_FR_CP0_RANDOM ((GDB_FR_CP0_INDEX) + LONGSIZE) /* 75 */
119#define GDB_FR_CP0_ENTRYLO0 ((GDB_FR_CP0_RANDOM) + LONGSIZE)/* 76 */
120#define GDB_FR_CP0_ENTRYLO1 ((GDB_FR_CP0_ENTRYLO0) + LONGSIZE)/* 77 */
121#define GDB_FR_CP0_CONTEXT ((GDB_FR_CP0_ENTRYLO1) + LONGSIZE)/* 78 */
122#define GDB_FR_CP0_PAGEMASK ((GDB_FR_CP0_CONTEXT) + LONGSIZE)/* 79 */
123#define GDB_FR_CP0_WIRED ((GDB_FR_CP0_PAGEMASK) + LONGSIZE)/* 80 */
124#define GDB_FR_CP0_REG7 ((GDB_FR_CP0_WIRED) + LONGSIZE) /* 81 */
125#define GDB_FR_CP0_REG8 ((GDB_FR_CP0_REG7) + LONGSIZE) /* 82 */
126#define GDB_FR_CP0_REG9 ((GDB_FR_CP0_REG8) + LONGSIZE) /* 83 */
127#define GDB_FR_CP0_ENTRYHI ((GDB_FR_CP0_REG9) + LONGSIZE) /* 84 */
128#define GDB_FR_CP0_REG11 ((GDB_FR_CP0_ENTRYHI) + LONGSIZE)/* 85 */
129#define GDB_FR_CP0_REG12 ((GDB_FR_CP0_REG11) + LONGSIZE) /* 86 */
130#define GDB_FR_CP0_REG13 ((GDB_FR_CP0_REG12) + LONGSIZE) /* 87 */
131#define GDB_FR_CP0_REG14 ((GDB_FR_CP0_REG13) + LONGSIZE) /* 88 */
132#define GDB_FR_CP0_PRID ((GDB_FR_CP0_REG14) + LONGSIZE) /* 89 */
133
134#define GDB_FR_SIZE ((((GDB_FR_CP0_PRID) + LONGSIZE) + (PTRSIZE-1)) & ~(PTRSIZE-1))
135
136#ifndef __ASSEMBLY__
137
138/*
139 * This is the same as above, but for the high-level
140 * part of the GDB stub.
141 */
142
143struct gdb_regs {
144 /*
145 * Pad bytes for argument save space on the stack
146 * 24/48 Bytes for 32/64 bit code
147 */
148 unsigned long pad0[6];
149
150 /*
151 * saved main processor registers
152 */
153 long reg0, reg1, reg2, reg3, reg4, reg5, reg6, reg7;
154 long reg8, reg9, reg10, reg11, reg12, reg13, reg14, reg15;
155 long reg16, reg17, reg18, reg19, reg20, reg21, reg22, reg23;
156 long reg24, reg25, reg26, reg27, reg28, reg29, reg30, reg31;
157
158 /*
159 * Saved special registers
160 */
161 long cp0_status;
162 long lo;
163 long hi;
164 long cp0_badvaddr;
165 long cp0_cause;
166 long cp0_epc;
167
168 /*
169 * Saved floating point registers
170 */
171 long fpr0, fpr1, fpr2, fpr3, fpr4, fpr5, fpr6, fpr7;
172 long fpr8, fpr9, fpr10, fpr11, fpr12, fpr13, fpr14, fpr15;
173 long fpr16, fpr17, fpr18, fpr19, fpr20, fpr21, fpr22, fpr23;
174 long fpr24, fpr25, fpr26, fpr27, fpr28, fpr29, fpr30, fpr31;
175
176 long cp1_fsr;
177 long cp1_fir;
178
179 /*
180 * Frame pointer
181 */
182 long frame_ptr;
183 long dummy; /* unused */
184
185 /*
186 * saved cp0 registers
187 */
188 long cp0_index;
189 long cp0_random;
190 long cp0_entrylo0;
191 long cp0_entrylo1;
192 long cp0_context;
193 long cp0_pagemask;
194 long cp0_wired;
195 long cp0_reg7;
196 long cp0_reg8;
197 long cp0_reg9;
198 long cp0_entryhi;
199 long cp0_reg11;
200 long cp0_reg12;
201 long cp0_reg13;
202 long cp0_reg14;
203 long cp0_prid;
204};
205
206/*
207 * Prototypes
208 */
209
210extern int kgdb_enabled;
211void set_debug_traps(void);
212void set_async_breakpoint(unsigned long *epc);
213
214#endif /* !__ASSEMBLY__ */
215#endif /* _ASM_GDB_STUB_H */
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