1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2012 Regents of the University of California
4 * Copyright (C) 2017 SiFive
5 */
6
7#define GENERATING_ASM_OFFSETS
8
9#include <linux/kbuild.h>
10#include <linux/mm.h>
11#include <linux/sched.h>
12#include <linux/suspend.h>
13#include <asm/kvm_host.h>
14#include <asm/thread_info.h>
15#include <asm/ptrace.h>
16#include <asm/cpu_ops_sbi.h>
17#include <asm/stacktrace.h>
18#include <asm/suspend.h>
19
20void asm_offsets(void);
21
22void asm_offsets(void)
23{
24 OFFSET(TASK_THREAD_RA, task_struct, thread.ra);
25 OFFSET(TASK_THREAD_SP, task_struct, thread.sp);
26 OFFSET(TASK_THREAD_S0, task_struct, thread.s[0]);
27 OFFSET(TASK_THREAD_S1, task_struct, thread.s[1]);
28 OFFSET(TASK_THREAD_S2, task_struct, thread.s[2]);
29 OFFSET(TASK_THREAD_S3, task_struct, thread.s[3]);
30 OFFSET(TASK_THREAD_S4, task_struct, thread.s[4]);
31 OFFSET(TASK_THREAD_S5, task_struct, thread.s[5]);
32 OFFSET(TASK_THREAD_S6, task_struct, thread.s[6]);
33 OFFSET(TASK_THREAD_S7, task_struct, thread.s[7]);
34 OFFSET(TASK_THREAD_S8, task_struct, thread.s[8]);
35 OFFSET(TASK_THREAD_S9, task_struct, thread.s[9]);
36 OFFSET(TASK_THREAD_S10, task_struct, thread.s[10]);
37 OFFSET(TASK_THREAD_S11, task_struct, thread.s[11]);
38 OFFSET(TASK_TI_FLAGS, task_struct, thread_info.flags);
39 OFFSET(TASK_TI_PREEMPT_COUNT, task_struct, thread_info.preempt_count);
40 OFFSET(TASK_TI_KERNEL_SP, task_struct, thread_info.kernel_sp);
41 OFFSET(TASK_TI_USER_SP, task_struct, thread_info.user_sp);
42#ifdef CONFIG_SHADOW_CALL_STACK
43 OFFSET(TASK_TI_SCS_SP, task_struct, thread_info.scs_sp);
44#endif
45
46 OFFSET(TASK_TI_CPU_NUM, task_struct, thread_info.cpu);
47 OFFSET(TASK_THREAD_F0, task_struct, thread.fstate.f[0]);
48 OFFSET(TASK_THREAD_F1, task_struct, thread.fstate.f[1]);
49 OFFSET(TASK_THREAD_F2, task_struct, thread.fstate.f[2]);
50 OFFSET(TASK_THREAD_F3, task_struct, thread.fstate.f[3]);
51 OFFSET(TASK_THREAD_F4, task_struct, thread.fstate.f[4]);
52 OFFSET(TASK_THREAD_F5, task_struct, thread.fstate.f[5]);
53 OFFSET(TASK_THREAD_F6, task_struct, thread.fstate.f[6]);
54 OFFSET(TASK_THREAD_F7, task_struct, thread.fstate.f[7]);
55 OFFSET(TASK_THREAD_F8, task_struct, thread.fstate.f[8]);
56 OFFSET(TASK_THREAD_F9, task_struct, thread.fstate.f[9]);
57 OFFSET(TASK_THREAD_F10, task_struct, thread.fstate.f[10]);
58 OFFSET(TASK_THREAD_F11, task_struct, thread.fstate.f[11]);
59 OFFSET(TASK_THREAD_F12, task_struct, thread.fstate.f[12]);
60 OFFSET(TASK_THREAD_F13, task_struct, thread.fstate.f[13]);
61 OFFSET(TASK_THREAD_F14, task_struct, thread.fstate.f[14]);
62 OFFSET(TASK_THREAD_F15, task_struct, thread.fstate.f[15]);
63 OFFSET(TASK_THREAD_F16, task_struct, thread.fstate.f[16]);
64 OFFSET(TASK_THREAD_F17, task_struct, thread.fstate.f[17]);
65 OFFSET(TASK_THREAD_F18, task_struct, thread.fstate.f[18]);
66 OFFSET(TASK_THREAD_F19, task_struct, thread.fstate.f[19]);
67 OFFSET(TASK_THREAD_F20, task_struct, thread.fstate.f[20]);
68 OFFSET(TASK_THREAD_F21, task_struct, thread.fstate.f[21]);
69 OFFSET(TASK_THREAD_F22, task_struct, thread.fstate.f[22]);
70 OFFSET(TASK_THREAD_F23, task_struct, thread.fstate.f[23]);
71 OFFSET(TASK_THREAD_F24, task_struct, thread.fstate.f[24]);
72 OFFSET(TASK_THREAD_F25, task_struct, thread.fstate.f[25]);
73 OFFSET(TASK_THREAD_F26, task_struct, thread.fstate.f[26]);
74 OFFSET(TASK_THREAD_F27, task_struct, thread.fstate.f[27]);
75 OFFSET(TASK_THREAD_F28, task_struct, thread.fstate.f[28]);
76 OFFSET(TASK_THREAD_F29, task_struct, thread.fstate.f[29]);
77 OFFSET(TASK_THREAD_F30, task_struct, thread.fstate.f[30]);
78 OFFSET(TASK_THREAD_F31, task_struct, thread.fstate.f[31]);
79 OFFSET(TASK_THREAD_FCSR, task_struct, thread.fstate.fcsr);
80#ifdef CONFIG_STACKPROTECTOR
81 OFFSET(TSK_STACK_CANARY, task_struct, stack_canary);
82#endif
83
84 DEFINE(PT_SIZE, sizeof(struct pt_regs));
85 OFFSET(PT_EPC, pt_regs, epc);
86 OFFSET(PT_RA, pt_regs, ra);
87 OFFSET(PT_FP, pt_regs, s0);
88 OFFSET(PT_S0, pt_regs, s0);
89 OFFSET(PT_S1, pt_regs, s1);
90 OFFSET(PT_S2, pt_regs, s2);
91 OFFSET(PT_S3, pt_regs, s3);
92 OFFSET(PT_S4, pt_regs, s4);
93 OFFSET(PT_S5, pt_regs, s5);
94 OFFSET(PT_S6, pt_regs, s6);
95 OFFSET(PT_S7, pt_regs, s7);
96 OFFSET(PT_S8, pt_regs, s8);
97 OFFSET(PT_S9, pt_regs, s9);
98 OFFSET(PT_S10, pt_regs, s10);
99 OFFSET(PT_S11, pt_regs, s11);
100 OFFSET(PT_SP, pt_regs, sp);
101 OFFSET(PT_TP, pt_regs, tp);
102 OFFSET(PT_A0, pt_regs, a0);
103 OFFSET(PT_A1, pt_regs, a1);
104 OFFSET(PT_A2, pt_regs, a2);
105 OFFSET(PT_A3, pt_regs, a3);
106 OFFSET(PT_A4, pt_regs, a4);
107 OFFSET(PT_A5, pt_regs, a5);
108 OFFSET(PT_A6, pt_regs, a6);
109 OFFSET(PT_A7, pt_regs, a7);
110 OFFSET(PT_T0, pt_regs, t0);
111 OFFSET(PT_T1, pt_regs, t1);
112 OFFSET(PT_T2, pt_regs, t2);
113 OFFSET(PT_T3, pt_regs, t3);
114 OFFSET(PT_T4, pt_regs, t4);
115 OFFSET(PT_T5, pt_regs, t5);
116 OFFSET(PT_T6, pt_regs, t6);
117 OFFSET(PT_GP, pt_regs, gp);
118 OFFSET(PT_ORIG_A0, pt_regs, orig_a0);
119 OFFSET(PT_STATUS, pt_regs, status);
120 OFFSET(PT_BADADDR, pt_regs, badaddr);
121 OFFSET(PT_CAUSE, pt_regs, cause);
122
123 OFFSET(SUSPEND_CONTEXT_REGS, suspend_context, regs);
124
125 OFFSET(HIBERN_PBE_ADDR, pbe, address);
126 OFFSET(HIBERN_PBE_ORIG, pbe, orig_address);
127 OFFSET(HIBERN_PBE_NEXT, pbe, next);
128
129 OFFSET(KVM_ARCH_GUEST_ZERO, kvm_vcpu_arch, guest_context.zero);
130 OFFSET(KVM_ARCH_GUEST_RA, kvm_vcpu_arch, guest_context.ra);
131 OFFSET(KVM_ARCH_GUEST_SP, kvm_vcpu_arch, guest_context.sp);
132 OFFSET(KVM_ARCH_GUEST_GP, kvm_vcpu_arch, guest_context.gp);
133 OFFSET(KVM_ARCH_GUEST_TP, kvm_vcpu_arch, guest_context.tp);
134 OFFSET(KVM_ARCH_GUEST_T0, kvm_vcpu_arch, guest_context.t0);
135 OFFSET(KVM_ARCH_GUEST_T1, kvm_vcpu_arch, guest_context.t1);
136 OFFSET(KVM_ARCH_GUEST_T2, kvm_vcpu_arch, guest_context.t2);
137 OFFSET(KVM_ARCH_GUEST_S0, kvm_vcpu_arch, guest_context.s0);
138 OFFSET(KVM_ARCH_GUEST_S1, kvm_vcpu_arch, guest_context.s1);
139 OFFSET(KVM_ARCH_GUEST_A0, kvm_vcpu_arch, guest_context.a0);
140 OFFSET(KVM_ARCH_GUEST_A1, kvm_vcpu_arch, guest_context.a1);
141 OFFSET(KVM_ARCH_GUEST_A2, kvm_vcpu_arch, guest_context.a2);
142 OFFSET(KVM_ARCH_GUEST_A3, kvm_vcpu_arch, guest_context.a3);
143 OFFSET(KVM_ARCH_GUEST_A4, kvm_vcpu_arch, guest_context.a4);
144 OFFSET(KVM_ARCH_GUEST_A5, kvm_vcpu_arch, guest_context.a5);
145 OFFSET(KVM_ARCH_GUEST_A6, kvm_vcpu_arch, guest_context.a6);
146 OFFSET(KVM_ARCH_GUEST_A7, kvm_vcpu_arch, guest_context.a7);
147 OFFSET(KVM_ARCH_GUEST_S2, kvm_vcpu_arch, guest_context.s2);
148 OFFSET(KVM_ARCH_GUEST_S3, kvm_vcpu_arch, guest_context.s3);
149 OFFSET(KVM_ARCH_GUEST_S4, kvm_vcpu_arch, guest_context.s4);
150 OFFSET(KVM_ARCH_GUEST_S5, kvm_vcpu_arch, guest_context.s5);
151 OFFSET(KVM_ARCH_GUEST_S6, kvm_vcpu_arch, guest_context.s6);
152 OFFSET(KVM_ARCH_GUEST_S7, kvm_vcpu_arch, guest_context.s7);
153 OFFSET(KVM_ARCH_GUEST_S8, kvm_vcpu_arch, guest_context.s8);
154 OFFSET(KVM_ARCH_GUEST_S9, kvm_vcpu_arch, guest_context.s9);
155 OFFSET(KVM_ARCH_GUEST_S10, kvm_vcpu_arch, guest_context.s10);
156 OFFSET(KVM_ARCH_GUEST_S11, kvm_vcpu_arch, guest_context.s11);
157 OFFSET(KVM_ARCH_GUEST_T3, kvm_vcpu_arch, guest_context.t3);
158 OFFSET(KVM_ARCH_GUEST_T4, kvm_vcpu_arch, guest_context.t4);
159 OFFSET(KVM_ARCH_GUEST_T5, kvm_vcpu_arch, guest_context.t5);
160 OFFSET(KVM_ARCH_GUEST_T6, kvm_vcpu_arch, guest_context.t6);
161 OFFSET(KVM_ARCH_GUEST_SEPC, kvm_vcpu_arch, guest_context.sepc);
162 OFFSET(KVM_ARCH_GUEST_SSTATUS, kvm_vcpu_arch, guest_context.sstatus);
163 OFFSET(KVM_ARCH_GUEST_HSTATUS, kvm_vcpu_arch, guest_context.hstatus);
164 OFFSET(KVM_ARCH_GUEST_SCOUNTEREN, kvm_vcpu_arch, guest_csr.scounteren);
165
166 OFFSET(KVM_ARCH_HOST_ZERO, kvm_vcpu_arch, host_context.zero);
167 OFFSET(KVM_ARCH_HOST_RA, kvm_vcpu_arch, host_context.ra);
168 OFFSET(KVM_ARCH_HOST_SP, kvm_vcpu_arch, host_context.sp);
169 OFFSET(KVM_ARCH_HOST_GP, kvm_vcpu_arch, host_context.gp);
170 OFFSET(KVM_ARCH_HOST_TP, kvm_vcpu_arch, host_context.tp);
171 OFFSET(KVM_ARCH_HOST_T0, kvm_vcpu_arch, host_context.t0);
172 OFFSET(KVM_ARCH_HOST_T1, kvm_vcpu_arch, host_context.t1);
173 OFFSET(KVM_ARCH_HOST_T2, kvm_vcpu_arch, host_context.t2);
174 OFFSET(KVM_ARCH_HOST_S0, kvm_vcpu_arch, host_context.s0);
175 OFFSET(KVM_ARCH_HOST_S1, kvm_vcpu_arch, host_context.s1);
176 OFFSET(KVM_ARCH_HOST_A0, kvm_vcpu_arch, host_context.a0);
177 OFFSET(KVM_ARCH_HOST_A1, kvm_vcpu_arch, host_context.a1);
178 OFFSET(KVM_ARCH_HOST_A2, kvm_vcpu_arch, host_context.a2);
179 OFFSET(KVM_ARCH_HOST_A3, kvm_vcpu_arch, host_context.a3);
180 OFFSET(KVM_ARCH_HOST_A4, kvm_vcpu_arch, host_context.a4);
181 OFFSET(KVM_ARCH_HOST_A5, kvm_vcpu_arch, host_context.a5);
182 OFFSET(KVM_ARCH_HOST_A6, kvm_vcpu_arch, host_context.a6);
183 OFFSET(KVM_ARCH_HOST_A7, kvm_vcpu_arch, host_context.a7);
184 OFFSET(KVM_ARCH_HOST_S2, kvm_vcpu_arch, host_context.s2);
185 OFFSET(KVM_ARCH_HOST_S3, kvm_vcpu_arch, host_context.s3);
186 OFFSET(KVM_ARCH_HOST_S4, kvm_vcpu_arch, host_context.s4);
187 OFFSET(KVM_ARCH_HOST_S5, kvm_vcpu_arch, host_context.s5);
188 OFFSET(KVM_ARCH_HOST_S6, kvm_vcpu_arch, host_context.s6);
189 OFFSET(KVM_ARCH_HOST_S7, kvm_vcpu_arch, host_context.s7);
190 OFFSET(KVM_ARCH_HOST_S8, kvm_vcpu_arch, host_context.s8);
191 OFFSET(KVM_ARCH_HOST_S9, kvm_vcpu_arch, host_context.s9);
192 OFFSET(KVM_ARCH_HOST_S10, kvm_vcpu_arch, host_context.s10);
193 OFFSET(KVM_ARCH_HOST_S11, kvm_vcpu_arch, host_context.s11);
194 OFFSET(KVM_ARCH_HOST_T3, kvm_vcpu_arch, host_context.t3);
195 OFFSET(KVM_ARCH_HOST_T4, kvm_vcpu_arch, host_context.t4);
196 OFFSET(KVM_ARCH_HOST_T5, kvm_vcpu_arch, host_context.t5);
197 OFFSET(KVM_ARCH_HOST_T6, kvm_vcpu_arch, host_context.t6);
198 OFFSET(KVM_ARCH_HOST_SEPC, kvm_vcpu_arch, host_context.sepc);
199 OFFSET(KVM_ARCH_HOST_SSTATUS, kvm_vcpu_arch, host_context.sstatus);
200 OFFSET(KVM_ARCH_HOST_HSTATUS, kvm_vcpu_arch, host_context.hstatus);
201 OFFSET(KVM_ARCH_HOST_SSCRATCH, kvm_vcpu_arch, host_sscratch);
202 OFFSET(KVM_ARCH_HOST_STVEC, kvm_vcpu_arch, host_stvec);
203 OFFSET(KVM_ARCH_HOST_SCOUNTEREN, kvm_vcpu_arch, host_scounteren);
204
205 OFFSET(KVM_ARCH_TRAP_SEPC, kvm_cpu_trap, sepc);
206 OFFSET(KVM_ARCH_TRAP_SCAUSE, kvm_cpu_trap, scause);
207 OFFSET(KVM_ARCH_TRAP_STVAL, kvm_cpu_trap, stval);
208 OFFSET(KVM_ARCH_TRAP_HTVAL, kvm_cpu_trap, htval);
209 OFFSET(KVM_ARCH_TRAP_HTINST, kvm_cpu_trap, htinst);
210
211 /* F extension */
212
213 OFFSET(KVM_ARCH_FP_F_F0, kvm_cpu_context, fp.f.f[0]);
214 OFFSET(KVM_ARCH_FP_F_F1, kvm_cpu_context, fp.f.f[1]);
215 OFFSET(KVM_ARCH_FP_F_F2, kvm_cpu_context, fp.f.f[2]);
216 OFFSET(KVM_ARCH_FP_F_F3, kvm_cpu_context, fp.f.f[3]);
217 OFFSET(KVM_ARCH_FP_F_F4, kvm_cpu_context, fp.f.f[4]);
218 OFFSET(KVM_ARCH_FP_F_F5, kvm_cpu_context, fp.f.f[5]);
219 OFFSET(KVM_ARCH_FP_F_F6, kvm_cpu_context, fp.f.f[6]);
220 OFFSET(KVM_ARCH_FP_F_F7, kvm_cpu_context, fp.f.f[7]);
221 OFFSET(KVM_ARCH_FP_F_F8, kvm_cpu_context, fp.f.f[8]);
222 OFFSET(KVM_ARCH_FP_F_F9, kvm_cpu_context, fp.f.f[9]);
223 OFFSET(KVM_ARCH_FP_F_F10, kvm_cpu_context, fp.f.f[10]);
224 OFFSET(KVM_ARCH_FP_F_F11, kvm_cpu_context, fp.f.f[11]);
225 OFFSET(KVM_ARCH_FP_F_F12, kvm_cpu_context, fp.f.f[12]);
226 OFFSET(KVM_ARCH_FP_F_F13, kvm_cpu_context, fp.f.f[13]);
227 OFFSET(KVM_ARCH_FP_F_F14, kvm_cpu_context, fp.f.f[14]);
228 OFFSET(KVM_ARCH_FP_F_F15, kvm_cpu_context, fp.f.f[15]);
229 OFFSET(KVM_ARCH_FP_F_F16, kvm_cpu_context, fp.f.f[16]);
230 OFFSET(KVM_ARCH_FP_F_F17, kvm_cpu_context, fp.f.f[17]);
231 OFFSET(KVM_ARCH_FP_F_F18, kvm_cpu_context, fp.f.f[18]);
232 OFFSET(KVM_ARCH_FP_F_F19, kvm_cpu_context, fp.f.f[19]);
233 OFFSET(KVM_ARCH_FP_F_F20, kvm_cpu_context, fp.f.f[20]);
234 OFFSET(KVM_ARCH_FP_F_F21, kvm_cpu_context, fp.f.f[21]);
235 OFFSET(KVM_ARCH_FP_F_F22, kvm_cpu_context, fp.f.f[22]);
236 OFFSET(KVM_ARCH_FP_F_F23, kvm_cpu_context, fp.f.f[23]);
237 OFFSET(KVM_ARCH_FP_F_F24, kvm_cpu_context, fp.f.f[24]);
238 OFFSET(KVM_ARCH_FP_F_F25, kvm_cpu_context, fp.f.f[25]);
239 OFFSET(KVM_ARCH_FP_F_F26, kvm_cpu_context, fp.f.f[26]);
240 OFFSET(KVM_ARCH_FP_F_F27, kvm_cpu_context, fp.f.f[27]);
241 OFFSET(KVM_ARCH_FP_F_F28, kvm_cpu_context, fp.f.f[28]);
242 OFFSET(KVM_ARCH_FP_F_F29, kvm_cpu_context, fp.f.f[29]);
243 OFFSET(KVM_ARCH_FP_F_F30, kvm_cpu_context, fp.f.f[30]);
244 OFFSET(KVM_ARCH_FP_F_F31, kvm_cpu_context, fp.f.f[31]);
245 OFFSET(KVM_ARCH_FP_F_FCSR, kvm_cpu_context, fp.f.fcsr);
246
247 /* D extension */
248
249 OFFSET(KVM_ARCH_FP_D_F0, kvm_cpu_context, fp.d.f[0]);
250 OFFSET(KVM_ARCH_FP_D_F1, kvm_cpu_context, fp.d.f[1]);
251 OFFSET(KVM_ARCH_FP_D_F2, kvm_cpu_context, fp.d.f[2]);
252 OFFSET(KVM_ARCH_FP_D_F3, kvm_cpu_context, fp.d.f[3]);
253 OFFSET(KVM_ARCH_FP_D_F4, kvm_cpu_context, fp.d.f[4]);
254 OFFSET(KVM_ARCH_FP_D_F5, kvm_cpu_context, fp.d.f[5]);
255 OFFSET(KVM_ARCH_FP_D_F6, kvm_cpu_context, fp.d.f[6]);
256 OFFSET(KVM_ARCH_FP_D_F7, kvm_cpu_context, fp.d.f[7]);
257 OFFSET(KVM_ARCH_FP_D_F8, kvm_cpu_context, fp.d.f[8]);
258 OFFSET(KVM_ARCH_FP_D_F9, kvm_cpu_context, fp.d.f[9]);
259 OFFSET(KVM_ARCH_FP_D_F10, kvm_cpu_context, fp.d.f[10]);
260 OFFSET(KVM_ARCH_FP_D_F11, kvm_cpu_context, fp.d.f[11]);
261 OFFSET(KVM_ARCH_FP_D_F12, kvm_cpu_context, fp.d.f[12]);
262 OFFSET(KVM_ARCH_FP_D_F13, kvm_cpu_context, fp.d.f[13]);
263 OFFSET(KVM_ARCH_FP_D_F14, kvm_cpu_context, fp.d.f[14]);
264 OFFSET(KVM_ARCH_FP_D_F15, kvm_cpu_context, fp.d.f[15]);
265 OFFSET(KVM_ARCH_FP_D_F16, kvm_cpu_context, fp.d.f[16]);
266 OFFSET(KVM_ARCH_FP_D_F17, kvm_cpu_context, fp.d.f[17]);
267 OFFSET(KVM_ARCH_FP_D_F18, kvm_cpu_context, fp.d.f[18]);
268 OFFSET(KVM_ARCH_FP_D_F19, kvm_cpu_context, fp.d.f[19]);
269 OFFSET(KVM_ARCH_FP_D_F20, kvm_cpu_context, fp.d.f[20]);
270 OFFSET(KVM_ARCH_FP_D_F21, kvm_cpu_context, fp.d.f[21]);
271 OFFSET(KVM_ARCH_FP_D_F22, kvm_cpu_context, fp.d.f[22]);
272 OFFSET(KVM_ARCH_FP_D_F23, kvm_cpu_context, fp.d.f[23]);
273 OFFSET(KVM_ARCH_FP_D_F24, kvm_cpu_context, fp.d.f[24]);
274 OFFSET(KVM_ARCH_FP_D_F25, kvm_cpu_context, fp.d.f[25]);
275 OFFSET(KVM_ARCH_FP_D_F26, kvm_cpu_context, fp.d.f[26]);
276 OFFSET(KVM_ARCH_FP_D_F27, kvm_cpu_context, fp.d.f[27]);
277 OFFSET(KVM_ARCH_FP_D_F28, kvm_cpu_context, fp.d.f[28]);
278 OFFSET(KVM_ARCH_FP_D_F29, kvm_cpu_context, fp.d.f[29]);
279 OFFSET(KVM_ARCH_FP_D_F30, kvm_cpu_context, fp.d.f[30]);
280 OFFSET(KVM_ARCH_FP_D_F31, kvm_cpu_context, fp.d.f[31]);
281 OFFSET(KVM_ARCH_FP_D_FCSR, kvm_cpu_context, fp.d.fcsr);
282
283 /*
284 * THREAD_{F,X}* might be larger than a S-type offset can handle, but
285 * these are used in performance-sensitive assembly so we can't resort
286 * to loading the long immediate every time.
287 */
288 DEFINE(TASK_THREAD_RA_RA,
289 offsetof(struct task_struct, thread.ra)
290 - offsetof(struct task_struct, thread.ra)
291 );
292 DEFINE(TASK_THREAD_SP_RA,
293 offsetof(struct task_struct, thread.sp)
294 - offsetof(struct task_struct, thread.ra)
295 );
296 DEFINE(TASK_THREAD_S0_RA,
297 offsetof(struct task_struct, thread.s[0])
298 - offsetof(struct task_struct, thread.ra)
299 );
300 DEFINE(TASK_THREAD_S1_RA,
301 offsetof(struct task_struct, thread.s[1])
302 - offsetof(struct task_struct, thread.ra)
303 );
304 DEFINE(TASK_THREAD_S2_RA,
305 offsetof(struct task_struct, thread.s[2])
306 - offsetof(struct task_struct, thread.ra)
307 );
308 DEFINE(TASK_THREAD_S3_RA,
309 offsetof(struct task_struct, thread.s[3])
310 - offsetof(struct task_struct, thread.ra)
311 );
312 DEFINE(TASK_THREAD_S4_RA,
313 offsetof(struct task_struct, thread.s[4])
314 - offsetof(struct task_struct, thread.ra)
315 );
316 DEFINE(TASK_THREAD_S5_RA,
317 offsetof(struct task_struct, thread.s[5])
318 - offsetof(struct task_struct, thread.ra)
319 );
320 DEFINE(TASK_THREAD_S6_RA,
321 offsetof(struct task_struct, thread.s[6])
322 - offsetof(struct task_struct, thread.ra)
323 );
324 DEFINE(TASK_THREAD_S7_RA,
325 offsetof(struct task_struct, thread.s[7])
326 - offsetof(struct task_struct, thread.ra)
327 );
328 DEFINE(TASK_THREAD_S8_RA,
329 offsetof(struct task_struct, thread.s[8])
330 - offsetof(struct task_struct, thread.ra)
331 );
332 DEFINE(TASK_THREAD_S9_RA,
333 offsetof(struct task_struct, thread.s[9])
334 - offsetof(struct task_struct, thread.ra)
335 );
336 DEFINE(TASK_THREAD_S10_RA,
337 offsetof(struct task_struct, thread.s[10])
338 - offsetof(struct task_struct, thread.ra)
339 );
340 DEFINE(TASK_THREAD_S11_RA,
341 offsetof(struct task_struct, thread.s[11])
342 - offsetof(struct task_struct, thread.ra)
343 );
344
345 DEFINE(TASK_THREAD_F0_F0,
346 offsetof(struct task_struct, thread.fstate.f[0])
347 - offsetof(struct task_struct, thread.fstate.f[0])
348 );
349 DEFINE(TASK_THREAD_F1_F0,
350 offsetof(struct task_struct, thread.fstate.f[1])
351 - offsetof(struct task_struct, thread.fstate.f[0])
352 );
353 DEFINE(TASK_THREAD_F2_F0,
354 offsetof(struct task_struct, thread.fstate.f[2])
355 - offsetof(struct task_struct, thread.fstate.f[0])
356 );
357 DEFINE(TASK_THREAD_F3_F0,
358 offsetof(struct task_struct, thread.fstate.f[3])
359 - offsetof(struct task_struct, thread.fstate.f[0])
360 );
361 DEFINE(TASK_THREAD_F4_F0,
362 offsetof(struct task_struct, thread.fstate.f[4])
363 - offsetof(struct task_struct, thread.fstate.f[0])
364 );
365 DEFINE(TASK_THREAD_F5_F0,
366 offsetof(struct task_struct, thread.fstate.f[5])
367 - offsetof(struct task_struct, thread.fstate.f[0])
368 );
369 DEFINE(TASK_THREAD_F6_F0,
370 offsetof(struct task_struct, thread.fstate.f[6])
371 - offsetof(struct task_struct, thread.fstate.f[0])
372 );
373 DEFINE(TASK_THREAD_F7_F0,
374 offsetof(struct task_struct, thread.fstate.f[7])
375 - offsetof(struct task_struct, thread.fstate.f[0])
376 );
377 DEFINE(TASK_THREAD_F8_F0,
378 offsetof(struct task_struct, thread.fstate.f[8])
379 - offsetof(struct task_struct, thread.fstate.f[0])
380 );
381 DEFINE(TASK_THREAD_F9_F0,
382 offsetof(struct task_struct, thread.fstate.f[9])
383 - offsetof(struct task_struct, thread.fstate.f[0])
384 );
385 DEFINE(TASK_THREAD_F10_F0,
386 offsetof(struct task_struct, thread.fstate.f[10])
387 - offsetof(struct task_struct, thread.fstate.f[0])
388 );
389 DEFINE(TASK_THREAD_F11_F0,
390 offsetof(struct task_struct, thread.fstate.f[11])
391 - offsetof(struct task_struct, thread.fstate.f[0])
392 );
393 DEFINE(TASK_THREAD_F12_F0,
394 offsetof(struct task_struct, thread.fstate.f[12])
395 - offsetof(struct task_struct, thread.fstate.f[0])
396 );
397 DEFINE(TASK_THREAD_F13_F0,
398 offsetof(struct task_struct, thread.fstate.f[13])
399 - offsetof(struct task_struct, thread.fstate.f[0])
400 );
401 DEFINE(TASK_THREAD_F14_F0,
402 offsetof(struct task_struct, thread.fstate.f[14])
403 - offsetof(struct task_struct, thread.fstate.f[0])
404 );
405 DEFINE(TASK_THREAD_F15_F0,
406 offsetof(struct task_struct, thread.fstate.f[15])
407 - offsetof(struct task_struct, thread.fstate.f[0])
408 );
409 DEFINE(TASK_THREAD_F16_F0,
410 offsetof(struct task_struct, thread.fstate.f[16])
411 - offsetof(struct task_struct, thread.fstate.f[0])
412 );
413 DEFINE(TASK_THREAD_F17_F0,
414 offsetof(struct task_struct, thread.fstate.f[17])
415 - offsetof(struct task_struct, thread.fstate.f[0])
416 );
417 DEFINE(TASK_THREAD_F18_F0,
418 offsetof(struct task_struct, thread.fstate.f[18])
419 - offsetof(struct task_struct, thread.fstate.f[0])
420 );
421 DEFINE(TASK_THREAD_F19_F0,
422 offsetof(struct task_struct, thread.fstate.f[19])
423 - offsetof(struct task_struct, thread.fstate.f[0])
424 );
425 DEFINE(TASK_THREAD_F20_F0,
426 offsetof(struct task_struct, thread.fstate.f[20])
427 - offsetof(struct task_struct, thread.fstate.f[0])
428 );
429 DEFINE(TASK_THREAD_F21_F0,
430 offsetof(struct task_struct, thread.fstate.f[21])
431 - offsetof(struct task_struct, thread.fstate.f[0])
432 );
433 DEFINE(TASK_THREAD_F22_F0,
434 offsetof(struct task_struct, thread.fstate.f[22])
435 - offsetof(struct task_struct, thread.fstate.f[0])
436 );
437 DEFINE(TASK_THREAD_F23_F0,
438 offsetof(struct task_struct, thread.fstate.f[23])
439 - offsetof(struct task_struct, thread.fstate.f[0])
440 );
441 DEFINE(TASK_THREAD_F24_F0,
442 offsetof(struct task_struct, thread.fstate.f[24])
443 - offsetof(struct task_struct, thread.fstate.f[0])
444 );
445 DEFINE(TASK_THREAD_F25_F0,
446 offsetof(struct task_struct, thread.fstate.f[25])
447 - offsetof(struct task_struct, thread.fstate.f[0])
448 );
449 DEFINE(TASK_THREAD_F26_F0,
450 offsetof(struct task_struct, thread.fstate.f[26])
451 - offsetof(struct task_struct, thread.fstate.f[0])
452 );
453 DEFINE(TASK_THREAD_F27_F0,
454 offsetof(struct task_struct, thread.fstate.f[27])
455 - offsetof(struct task_struct, thread.fstate.f[0])
456 );
457 DEFINE(TASK_THREAD_F28_F0,
458 offsetof(struct task_struct, thread.fstate.f[28])
459 - offsetof(struct task_struct, thread.fstate.f[0])
460 );
461 DEFINE(TASK_THREAD_F29_F0,
462 offsetof(struct task_struct, thread.fstate.f[29])
463 - offsetof(struct task_struct, thread.fstate.f[0])
464 );
465 DEFINE(TASK_THREAD_F30_F0,
466 offsetof(struct task_struct, thread.fstate.f[30])
467 - offsetof(struct task_struct, thread.fstate.f[0])
468 );
469 DEFINE(TASK_THREAD_F31_F0,
470 offsetof(struct task_struct, thread.fstate.f[31])
471 - offsetof(struct task_struct, thread.fstate.f[0])
472 );
473 DEFINE(TASK_THREAD_FCSR_F0,
474 offsetof(struct task_struct, thread.fstate.fcsr)
475 - offsetof(struct task_struct, thread.fstate.f[0])
476 );
477
478 /*
479 * We allocate a pt_regs on the stack when entering the kernel. This
480 * ensures the alignment is sane.
481 */
482 DEFINE(PT_SIZE_ON_STACK, ALIGN(sizeof(struct pt_regs), STACK_ALIGN));
483
484 OFFSET(KERNEL_MAP_VIRT_ADDR, kernel_mapping, virt_addr);
485 OFFSET(SBI_HART_BOOT_TASK_PTR_OFFSET, sbi_hart_boot_data, task_ptr);
486 OFFSET(SBI_HART_BOOT_STACK_PTR_OFFSET, sbi_hart_boot_data, stack_ptr);
487
488 DEFINE(STACKFRAME_SIZE_ON_STACK, ALIGN(sizeof(struct stackframe), STACK_ALIGN));
489 OFFSET(STACKFRAME_FP, stackframe, fp);
490 OFFSET(STACKFRAME_RA, stackframe, ra);
491}
492

source code of linux/arch/riscv/kernel/asm-offsets.c