2 * File: arch/blackfin/kernel/asm-offsets.c
7 * Description: generate definitions needed by assembly language modules.
10 * Copyright 2004-2006 Analog Devices Inc.
12 * Bugs: Enter bugs at http://blackfin.uclinux.org/
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, see the file COPYING, or write
26 * to the Free Software Foundation, Inc.,
27 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
30 #include <linux/stddef.h>
31 #include <linux/sched.h>
32 #include <linux/kernel_stat.h>
33 #include <linux/ptrace.h>
34 #include <linux/hardirq.h>
36 #include <asm/thread_info.h>
38 #define DEFINE(sym, val) \
39 asm volatile("\n->" #sym " %0 " #val : : "i" (val))
43 /* offsets into the task struct */
44 DEFINE(TASK_STATE, offsetof(struct task_struct, state));
45 DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
46 DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
47 DEFINE(TASK_BLOCKED, offsetof(struct task_struct, blocked));
48 DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
49 DEFINE(TASK_THREAD_INFO, offsetof(struct task_struct, stack));
50 DEFINE(TASK_MM, offsetof(struct task_struct, mm));
51 DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
52 DEFINE(TASK_SIGPENDING, offsetof(struct task_struct, pending));
54 /* offsets into the irq_cpustat_t struct */
55 DEFINE(CPUSTAT_SOFTIRQ_PENDING,
56 offsetof(irq_cpustat_t, __softirq_pending));
58 /* offsets into the thread struct */
59 DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp));
60 DEFINE(THREAD_USP, offsetof(struct thread_struct, usp));
61 DEFINE(THREAD_SR, offsetof(struct thread_struct, seqstat));
62 DEFINE(PT_SR, offsetof(struct thread_struct, seqstat));
63 DEFINE(THREAD_ESP0, offsetof(struct thread_struct, esp0));
64 DEFINE(THREAD_PC, offsetof(struct thread_struct, pc));
65 DEFINE(KERNEL_STACK_SIZE, THREAD_SIZE);
67 /* offsets into the pt_regs */
68 DEFINE(PT_ORIG_P0, offsetof(struct pt_regs, orig_p0));
69 DEFINE(PT_ORIG_PC, offsetof(struct pt_regs, orig_pc));
70 DEFINE(PT_R0, offsetof(struct pt_regs, r0));
71 DEFINE(PT_R1, offsetof(struct pt_regs, r1));
72 DEFINE(PT_R2, offsetof(struct pt_regs, r2));
73 DEFINE(PT_R3, offsetof(struct pt_regs, r3));
74 DEFINE(PT_R4, offsetof(struct pt_regs, r4));
75 DEFINE(PT_R5, offsetof(struct pt_regs, r5));
76 DEFINE(PT_R6, offsetof(struct pt_regs, r6));
77 DEFINE(PT_R7, offsetof(struct pt_regs, r7));
79 DEFINE(PT_P0, offsetof(struct pt_regs, p0));
80 DEFINE(PT_P1, offsetof(struct pt_regs, p1));
81 DEFINE(PT_P2, offsetof(struct pt_regs, p2));
82 DEFINE(PT_P3, offsetof(struct pt_regs, p3));
83 DEFINE(PT_P4, offsetof(struct pt_regs, p4));
84 DEFINE(PT_P5, offsetof(struct pt_regs, p5));
86 DEFINE(PT_FP, offsetof(struct pt_regs, fp));
87 DEFINE(PT_USP, offsetof(struct pt_regs, usp));
88 DEFINE(PT_I0, offsetof(struct pt_regs, i0));
89 DEFINE(PT_I1, offsetof(struct pt_regs, i1));
90 DEFINE(PT_I2, offsetof(struct pt_regs, i2));
91 DEFINE(PT_I3, offsetof(struct pt_regs, i3));
92 DEFINE(PT_M0, offsetof(struct pt_regs, m0));
93 DEFINE(PT_M1, offsetof(struct pt_regs, m1));
94 DEFINE(PT_M2, offsetof(struct pt_regs, m2));
95 DEFINE(PT_M3, offsetof(struct pt_regs, m3));
96 DEFINE(PT_L0, offsetof(struct pt_regs, l0));
97 DEFINE(PT_L1, offsetof(struct pt_regs, l1));
98 DEFINE(PT_L2, offsetof(struct pt_regs, l2));
99 DEFINE(PT_L3, offsetof(struct pt_regs, l3));
100 DEFINE(PT_B0, offsetof(struct pt_regs, b0));
101 DEFINE(PT_B1, offsetof(struct pt_regs, b1));
102 DEFINE(PT_B2, offsetof(struct pt_regs, b2));
103 DEFINE(PT_B3, offsetof(struct pt_regs, b3));
104 DEFINE(PT_A0X, offsetof(struct pt_regs, a0x));
105 DEFINE(PT_A0W, offsetof(struct pt_regs, a0w));
106 DEFINE(PT_A1X, offsetof(struct pt_regs, a1x));
107 DEFINE(PT_A1W, offsetof(struct pt_regs, a1w));
108 DEFINE(PT_LC0, offsetof(struct pt_regs, lc0));
109 DEFINE(PT_LC1, offsetof(struct pt_regs, lc1));
110 DEFINE(PT_LT0, offsetof(struct pt_regs, lt0));
111 DEFINE(PT_LT1, offsetof(struct pt_regs, lt1));
112 DEFINE(PT_LB0, offsetof(struct pt_regs, lb0));
113 DEFINE(PT_LB1, offsetof(struct pt_regs, lb1));
114 DEFINE(PT_ASTAT, offsetof(struct pt_regs, astat));
115 DEFINE(PT_RESERVED, offsetof(struct pt_regs, reserved));
116 DEFINE(PT_RETS, offsetof(struct pt_regs, rets));
117 DEFINE(PT_PC, offsetof(struct pt_regs, pc));
118 DEFINE(PT_RETX, offsetof(struct pt_regs, retx));
119 DEFINE(PT_RETN, offsetof(struct pt_regs, retn));
120 DEFINE(PT_RETE, offsetof(struct pt_regs, rete));
121 DEFINE(PT_SEQSTAT, offsetof(struct pt_regs, seqstat));
122 DEFINE(PT_SYSCFG, offsetof(struct pt_regs, syscfg));
123 DEFINE(PT_IPEND, offsetof(struct pt_regs, ipend));
124 DEFINE(SIZEOF_PTREGS, sizeof(struct pt_regs));
125 DEFINE(PT_TEXT_ADDR, sizeof(struct pt_regs)); /* Needed by gdb */
126 DEFINE(PT_TEXT_END_ADDR, 4 + sizeof(struct pt_regs));/* Needed by gdb */
127 DEFINE(PT_DATA_ADDR, 8 + sizeof(struct pt_regs)); /* Needed by gdb */
128 DEFINE(PT_FDPIC_EXEC, 12 + sizeof(struct pt_regs)); /* Needed by gdb */
129 DEFINE(PT_FDPIC_INTERP, 16 + sizeof(struct pt_regs));/* Needed by gdb */
132 DEFINE(SIGSEGV, SIGSEGV);
133 DEFINE(SIGTRAP, SIGTRAP);