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 #include <linux/kbuild.h>
8 #include <linux/mm.h>
9 #include <linux/sched.h>
10 #include <linux/ftrace.h>
11 #include <linux/suspend.h>
12 #include <asm/kvm_host.h>
13 #include <asm/thread_info.h>
14 #include <asm/ptrace.h>
15 #include <asm/cpu_ops_sbi.h>
16 #include <asm/stacktrace.h>
17 #include <asm/suspend.h>
18
19 void asm_offsets(void);
20
asm_offsets(void)21 void asm_offsets(void)
22 {
23 OFFSET(TASK_THREAD_RA, task_struct, thread.ra);
24 OFFSET(TASK_THREAD_SP, task_struct, thread.sp);
25 OFFSET(TASK_THREAD_S0, task_struct, thread.s[0]);
26 OFFSET(TASK_THREAD_S1, task_struct, thread.s[1]);
27 OFFSET(TASK_THREAD_S2, task_struct, thread.s[2]);
28 OFFSET(TASK_THREAD_S3, task_struct, thread.s[3]);
29 OFFSET(TASK_THREAD_S4, task_struct, thread.s[4]);
30 OFFSET(TASK_THREAD_S5, task_struct, thread.s[5]);
31 OFFSET(TASK_THREAD_S6, task_struct, thread.s[6]);
32 OFFSET(TASK_THREAD_S7, task_struct, thread.s[7]);
33 OFFSET(TASK_THREAD_S8, task_struct, thread.s[8]);
34 OFFSET(TASK_THREAD_S9, task_struct, thread.s[9]);
35 OFFSET(TASK_THREAD_S10, task_struct, thread.s[10]);
36 OFFSET(TASK_THREAD_S11, task_struct, thread.s[11]);
37
38 OFFSET(TASK_TI_CPU, task_struct, thread_info.cpu);
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 #ifdef CONFIG_64BIT
46 OFFSET(TASK_TI_A0, task_struct, thread_info.a0);
47 OFFSET(TASK_TI_A1, task_struct, thread_info.a1);
48 OFFSET(TASK_TI_A2, task_struct, thread_info.a2);
49 #endif
50
51 OFFSET(TASK_TI_CPU_NUM, task_struct, thread_info.cpu);
52 OFFSET(TASK_THREAD_F0, task_struct, thread.fstate.f[0]);
53 OFFSET(TASK_THREAD_F1, task_struct, thread.fstate.f[1]);
54 OFFSET(TASK_THREAD_F2, task_struct, thread.fstate.f[2]);
55 OFFSET(TASK_THREAD_F3, task_struct, thread.fstate.f[3]);
56 OFFSET(TASK_THREAD_F4, task_struct, thread.fstate.f[4]);
57 OFFSET(TASK_THREAD_F5, task_struct, thread.fstate.f[5]);
58 OFFSET(TASK_THREAD_F6, task_struct, thread.fstate.f[6]);
59 OFFSET(TASK_THREAD_F7, task_struct, thread.fstate.f[7]);
60 OFFSET(TASK_THREAD_F8, task_struct, thread.fstate.f[8]);
61 OFFSET(TASK_THREAD_F9, task_struct, thread.fstate.f[9]);
62 OFFSET(TASK_THREAD_F10, task_struct, thread.fstate.f[10]);
63 OFFSET(TASK_THREAD_F11, task_struct, thread.fstate.f[11]);
64 OFFSET(TASK_THREAD_F12, task_struct, thread.fstate.f[12]);
65 OFFSET(TASK_THREAD_F13, task_struct, thread.fstate.f[13]);
66 OFFSET(TASK_THREAD_F14, task_struct, thread.fstate.f[14]);
67 OFFSET(TASK_THREAD_F15, task_struct, thread.fstate.f[15]);
68 OFFSET(TASK_THREAD_F16, task_struct, thread.fstate.f[16]);
69 OFFSET(TASK_THREAD_F17, task_struct, thread.fstate.f[17]);
70 OFFSET(TASK_THREAD_F18, task_struct, thread.fstate.f[18]);
71 OFFSET(TASK_THREAD_F19, task_struct, thread.fstate.f[19]);
72 OFFSET(TASK_THREAD_F20, task_struct, thread.fstate.f[20]);
73 OFFSET(TASK_THREAD_F21, task_struct, thread.fstate.f[21]);
74 OFFSET(TASK_THREAD_F22, task_struct, thread.fstate.f[22]);
75 OFFSET(TASK_THREAD_F23, task_struct, thread.fstate.f[23]);
76 OFFSET(TASK_THREAD_F24, task_struct, thread.fstate.f[24]);
77 OFFSET(TASK_THREAD_F25, task_struct, thread.fstate.f[25]);
78 OFFSET(TASK_THREAD_F26, task_struct, thread.fstate.f[26]);
79 OFFSET(TASK_THREAD_F27, task_struct, thread.fstate.f[27]);
80 OFFSET(TASK_THREAD_F28, task_struct, thread.fstate.f[28]);
81 OFFSET(TASK_THREAD_F29, task_struct, thread.fstate.f[29]);
82 OFFSET(TASK_THREAD_F30, task_struct, thread.fstate.f[30]);
83 OFFSET(TASK_THREAD_F31, task_struct, thread.fstate.f[31]);
84 OFFSET(TASK_THREAD_FCSR, task_struct, thread.fstate.fcsr);
85 #ifdef CONFIG_STACKPROTECTOR
86 OFFSET(TSK_STACK_CANARY, task_struct, stack_canary);
87 #endif
88
89 DEFINE(PT_SIZE, sizeof(struct pt_regs));
90 OFFSET(PT_EPC, pt_regs, epc);
91 OFFSET(PT_RA, pt_regs, ra);
92 OFFSET(PT_FP, pt_regs, s0);
93 OFFSET(PT_S0, pt_regs, s0);
94 OFFSET(PT_S1, pt_regs, s1);
95 OFFSET(PT_S2, pt_regs, s2);
96 OFFSET(PT_S3, pt_regs, s3);
97 OFFSET(PT_S4, pt_regs, s4);
98 OFFSET(PT_S5, pt_regs, s5);
99 OFFSET(PT_S6, pt_regs, s6);
100 OFFSET(PT_S7, pt_regs, s7);
101 OFFSET(PT_S8, pt_regs, s8);
102 OFFSET(PT_S9, pt_regs, s9);
103 OFFSET(PT_S10, pt_regs, s10);
104 OFFSET(PT_S11, pt_regs, s11);
105 OFFSET(PT_SP, pt_regs, sp);
106 OFFSET(PT_TP, pt_regs, tp);
107 OFFSET(PT_A0, pt_regs, a0);
108 OFFSET(PT_A1, pt_regs, a1);
109 OFFSET(PT_A2, pt_regs, a2);
110 OFFSET(PT_A3, pt_regs, a3);
111 OFFSET(PT_A4, pt_regs, a4);
112 OFFSET(PT_A5, pt_regs, a5);
113 OFFSET(PT_A6, pt_regs, a6);
114 OFFSET(PT_A7, pt_regs, a7);
115 OFFSET(PT_T0, pt_regs, t0);
116 OFFSET(PT_T1, pt_regs, t1);
117 OFFSET(PT_T2, pt_regs, t2);
118 OFFSET(PT_T3, pt_regs, t3);
119 OFFSET(PT_T4, pt_regs, t4);
120 OFFSET(PT_T5, pt_regs, t5);
121 OFFSET(PT_T6, pt_regs, t6);
122 OFFSET(PT_GP, pt_regs, gp);
123 OFFSET(PT_ORIG_A0, pt_regs, orig_a0);
124 OFFSET(PT_STATUS, pt_regs, status);
125 OFFSET(PT_BADADDR, pt_regs, badaddr);
126 OFFSET(PT_CAUSE, pt_regs, cause);
127
128 OFFSET(SUSPEND_CONTEXT_REGS, suspend_context, regs);
129
130 OFFSET(HIBERN_PBE_ADDR, pbe, address);
131 OFFSET(HIBERN_PBE_ORIG, pbe, orig_address);
132 OFFSET(HIBERN_PBE_NEXT, pbe, next);
133
134 OFFSET(KVM_ARCH_GUEST_ZERO, kvm_vcpu_arch, guest_context.zero);
135 OFFSET(KVM_ARCH_GUEST_RA, kvm_vcpu_arch, guest_context.ra);
136 OFFSET(KVM_ARCH_GUEST_SP, kvm_vcpu_arch, guest_context.sp);
137 OFFSET(KVM_ARCH_GUEST_GP, kvm_vcpu_arch, guest_context.gp);
138 OFFSET(KVM_ARCH_GUEST_TP, kvm_vcpu_arch, guest_context.tp);
139 OFFSET(KVM_ARCH_GUEST_T0, kvm_vcpu_arch, guest_context.t0);
140 OFFSET(KVM_ARCH_GUEST_T1, kvm_vcpu_arch, guest_context.t1);
141 OFFSET(KVM_ARCH_GUEST_T2, kvm_vcpu_arch, guest_context.t2);
142 OFFSET(KVM_ARCH_GUEST_S0, kvm_vcpu_arch, guest_context.s0);
143 OFFSET(KVM_ARCH_GUEST_S1, kvm_vcpu_arch, guest_context.s1);
144 OFFSET(KVM_ARCH_GUEST_A0, kvm_vcpu_arch, guest_context.a0);
145 OFFSET(KVM_ARCH_GUEST_A1, kvm_vcpu_arch, guest_context.a1);
146 OFFSET(KVM_ARCH_GUEST_A2, kvm_vcpu_arch, guest_context.a2);
147 OFFSET(KVM_ARCH_GUEST_A3, kvm_vcpu_arch, guest_context.a3);
148 OFFSET(KVM_ARCH_GUEST_A4, kvm_vcpu_arch, guest_context.a4);
149 OFFSET(KVM_ARCH_GUEST_A5, kvm_vcpu_arch, guest_context.a5);
150 OFFSET(KVM_ARCH_GUEST_A6, kvm_vcpu_arch, guest_context.a6);
151 OFFSET(KVM_ARCH_GUEST_A7, kvm_vcpu_arch, guest_context.a7);
152 OFFSET(KVM_ARCH_GUEST_S2, kvm_vcpu_arch, guest_context.s2);
153 OFFSET(KVM_ARCH_GUEST_S3, kvm_vcpu_arch, guest_context.s3);
154 OFFSET(KVM_ARCH_GUEST_S4, kvm_vcpu_arch, guest_context.s4);
155 OFFSET(KVM_ARCH_GUEST_S5, kvm_vcpu_arch, guest_context.s5);
156 OFFSET(KVM_ARCH_GUEST_S6, kvm_vcpu_arch, guest_context.s6);
157 OFFSET(KVM_ARCH_GUEST_S7, kvm_vcpu_arch, guest_context.s7);
158 OFFSET(KVM_ARCH_GUEST_S8, kvm_vcpu_arch, guest_context.s8);
159 OFFSET(KVM_ARCH_GUEST_S9, kvm_vcpu_arch, guest_context.s9);
160 OFFSET(KVM_ARCH_GUEST_S10, kvm_vcpu_arch, guest_context.s10);
161 OFFSET(KVM_ARCH_GUEST_S11, kvm_vcpu_arch, guest_context.s11);
162 OFFSET(KVM_ARCH_GUEST_T3, kvm_vcpu_arch, guest_context.t3);
163 OFFSET(KVM_ARCH_GUEST_T4, kvm_vcpu_arch, guest_context.t4);
164 OFFSET(KVM_ARCH_GUEST_T5, kvm_vcpu_arch, guest_context.t5);
165 OFFSET(KVM_ARCH_GUEST_T6, kvm_vcpu_arch, guest_context.t6);
166 OFFSET(KVM_ARCH_GUEST_SEPC, kvm_vcpu_arch, guest_context.sepc);
167 OFFSET(KVM_ARCH_GUEST_SSTATUS, kvm_vcpu_arch, guest_context.sstatus);
168 OFFSET(KVM_ARCH_GUEST_HSTATUS, kvm_vcpu_arch, guest_context.hstatus);
169 OFFSET(KVM_ARCH_GUEST_SCOUNTEREN, kvm_vcpu_arch, guest_csr.scounteren);
170
171 OFFSET(KVM_ARCH_HOST_ZERO, kvm_vcpu_arch, host_context.zero);
172 OFFSET(KVM_ARCH_HOST_RA, kvm_vcpu_arch, host_context.ra);
173 OFFSET(KVM_ARCH_HOST_SP, kvm_vcpu_arch, host_context.sp);
174 OFFSET(KVM_ARCH_HOST_GP, kvm_vcpu_arch, host_context.gp);
175 OFFSET(KVM_ARCH_HOST_TP, kvm_vcpu_arch, host_context.tp);
176 OFFSET(KVM_ARCH_HOST_T0, kvm_vcpu_arch, host_context.t0);
177 OFFSET(KVM_ARCH_HOST_T1, kvm_vcpu_arch, host_context.t1);
178 OFFSET(KVM_ARCH_HOST_T2, kvm_vcpu_arch, host_context.t2);
179 OFFSET(KVM_ARCH_HOST_S0, kvm_vcpu_arch, host_context.s0);
180 OFFSET(KVM_ARCH_HOST_S1, kvm_vcpu_arch, host_context.s1);
181 OFFSET(KVM_ARCH_HOST_A0, kvm_vcpu_arch, host_context.a0);
182 OFFSET(KVM_ARCH_HOST_A1, kvm_vcpu_arch, host_context.a1);
183 OFFSET(KVM_ARCH_HOST_A2, kvm_vcpu_arch, host_context.a2);
184 OFFSET(KVM_ARCH_HOST_A3, kvm_vcpu_arch, host_context.a3);
185 OFFSET(KVM_ARCH_HOST_A4, kvm_vcpu_arch, host_context.a4);
186 OFFSET(KVM_ARCH_HOST_A5, kvm_vcpu_arch, host_context.a5);
187 OFFSET(KVM_ARCH_HOST_A6, kvm_vcpu_arch, host_context.a6);
188 OFFSET(KVM_ARCH_HOST_A7, kvm_vcpu_arch, host_context.a7);
189 OFFSET(KVM_ARCH_HOST_S2, kvm_vcpu_arch, host_context.s2);
190 OFFSET(KVM_ARCH_HOST_S3, kvm_vcpu_arch, host_context.s3);
191 OFFSET(KVM_ARCH_HOST_S4, kvm_vcpu_arch, host_context.s4);
192 OFFSET(KVM_ARCH_HOST_S5, kvm_vcpu_arch, host_context.s5);
193 OFFSET(KVM_ARCH_HOST_S6, kvm_vcpu_arch, host_context.s6);
194 OFFSET(KVM_ARCH_HOST_S7, kvm_vcpu_arch, host_context.s7);
195 OFFSET(KVM_ARCH_HOST_S8, kvm_vcpu_arch, host_context.s8);
196 OFFSET(KVM_ARCH_HOST_S9, kvm_vcpu_arch, host_context.s9);
197 OFFSET(KVM_ARCH_HOST_S10, kvm_vcpu_arch, host_context.s10);
198 OFFSET(KVM_ARCH_HOST_S11, kvm_vcpu_arch, host_context.s11);
199 OFFSET(KVM_ARCH_HOST_T3, kvm_vcpu_arch, host_context.t3);
200 OFFSET(KVM_ARCH_HOST_T4, kvm_vcpu_arch, host_context.t4);
201 OFFSET(KVM_ARCH_HOST_T5, kvm_vcpu_arch, host_context.t5);
202 OFFSET(KVM_ARCH_HOST_T6, kvm_vcpu_arch, host_context.t6);
203 OFFSET(KVM_ARCH_HOST_SEPC, kvm_vcpu_arch, host_context.sepc);
204 OFFSET(KVM_ARCH_HOST_SSTATUS, kvm_vcpu_arch, host_context.sstatus);
205 OFFSET(KVM_ARCH_HOST_HSTATUS, kvm_vcpu_arch, host_context.hstatus);
206 OFFSET(KVM_ARCH_HOST_SSCRATCH, kvm_vcpu_arch, host_sscratch);
207 OFFSET(KVM_ARCH_HOST_STVEC, kvm_vcpu_arch, host_stvec);
208 OFFSET(KVM_ARCH_HOST_SCOUNTEREN, kvm_vcpu_arch, host_scounteren);
209
210 OFFSET(KVM_ARCH_TRAP_SEPC, kvm_cpu_trap, sepc);
211 OFFSET(KVM_ARCH_TRAP_SCAUSE, kvm_cpu_trap, scause);
212 OFFSET(KVM_ARCH_TRAP_STVAL, kvm_cpu_trap, stval);
213 OFFSET(KVM_ARCH_TRAP_HTVAL, kvm_cpu_trap, htval);
214 OFFSET(KVM_ARCH_TRAP_HTINST, kvm_cpu_trap, htinst);
215
216 /* F extension */
217
218 OFFSET(KVM_ARCH_FP_F_F0, kvm_cpu_context, fp.f.f[0]);
219 OFFSET(KVM_ARCH_FP_F_F1, kvm_cpu_context, fp.f.f[1]);
220 OFFSET(KVM_ARCH_FP_F_F2, kvm_cpu_context, fp.f.f[2]);
221 OFFSET(KVM_ARCH_FP_F_F3, kvm_cpu_context, fp.f.f[3]);
222 OFFSET(KVM_ARCH_FP_F_F4, kvm_cpu_context, fp.f.f[4]);
223 OFFSET(KVM_ARCH_FP_F_F5, kvm_cpu_context, fp.f.f[5]);
224 OFFSET(KVM_ARCH_FP_F_F6, kvm_cpu_context, fp.f.f[6]);
225 OFFSET(KVM_ARCH_FP_F_F7, kvm_cpu_context, fp.f.f[7]);
226 OFFSET(KVM_ARCH_FP_F_F8, kvm_cpu_context, fp.f.f[8]);
227 OFFSET(KVM_ARCH_FP_F_F9, kvm_cpu_context, fp.f.f[9]);
228 OFFSET(KVM_ARCH_FP_F_F10, kvm_cpu_context, fp.f.f[10]);
229 OFFSET(KVM_ARCH_FP_F_F11, kvm_cpu_context, fp.f.f[11]);
230 OFFSET(KVM_ARCH_FP_F_F12, kvm_cpu_context, fp.f.f[12]);
231 OFFSET(KVM_ARCH_FP_F_F13, kvm_cpu_context, fp.f.f[13]);
232 OFFSET(KVM_ARCH_FP_F_F14, kvm_cpu_context, fp.f.f[14]);
233 OFFSET(KVM_ARCH_FP_F_F15, kvm_cpu_context, fp.f.f[15]);
234 OFFSET(KVM_ARCH_FP_F_F16, kvm_cpu_context, fp.f.f[16]);
235 OFFSET(KVM_ARCH_FP_F_F17, kvm_cpu_context, fp.f.f[17]);
236 OFFSET(KVM_ARCH_FP_F_F18, kvm_cpu_context, fp.f.f[18]);
237 OFFSET(KVM_ARCH_FP_F_F19, kvm_cpu_context, fp.f.f[19]);
238 OFFSET(KVM_ARCH_FP_F_F20, kvm_cpu_context, fp.f.f[20]);
239 OFFSET(KVM_ARCH_FP_F_F21, kvm_cpu_context, fp.f.f[21]);
240 OFFSET(KVM_ARCH_FP_F_F22, kvm_cpu_context, fp.f.f[22]);
241 OFFSET(KVM_ARCH_FP_F_F23, kvm_cpu_context, fp.f.f[23]);
242 OFFSET(KVM_ARCH_FP_F_F24, kvm_cpu_context, fp.f.f[24]);
243 OFFSET(KVM_ARCH_FP_F_F25, kvm_cpu_context, fp.f.f[25]);
244 OFFSET(KVM_ARCH_FP_F_F26, kvm_cpu_context, fp.f.f[26]);
245 OFFSET(KVM_ARCH_FP_F_F27, kvm_cpu_context, fp.f.f[27]);
246 OFFSET(KVM_ARCH_FP_F_F28, kvm_cpu_context, fp.f.f[28]);
247 OFFSET(KVM_ARCH_FP_F_F29, kvm_cpu_context, fp.f.f[29]);
248 OFFSET(KVM_ARCH_FP_F_F30, kvm_cpu_context, fp.f.f[30]);
249 OFFSET(KVM_ARCH_FP_F_F31, kvm_cpu_context, fp.f.f[31]);
250 OFFSET(KVM_ARCH_FP_F_FCSR, kvm_cpu_context, fp.f.fcsr);
251
252 /* D extension */
253
254 OFFSET(KVM_ARCH_FP_D_F0, kvm_cpu_context, fp.d.f[0]);
255 OFFSET(KVM_ARCH_FP_D_F1, kvm_cpu_context, fp.d.f[1]);
256 OFFSET(KVM_ARCH_FP_D_F2, kvm_cpu_context, fp.d.f[2]);
257 OFFSET(KVM_ARCH_FP_D_F3, kvm_cpu_context, fp.d.f[3]);
258 OFFSET(KVM_ARCH_FP_D_F4, kvm_cpu_context, fp.d.f[4]);
259 OFFSET(KVM_ARCH_FP_D_F5, kvm_cpu_context, fp.d.f[5]);
260 OFFSET(KVM_ARCH_FP_D_F6, kvm_cpu_context, fp.d.f[6]);
261 OFFSET(KVM_ARCH_FP_D_F7, kvm_cpu_context, fp.d.f[7]);
262 OFFSET(KVM_ARCH_FP_D_F8, kvm_cpu_context, fp.d.f[8]);
263 OFFSET(KVM_ARCH_FP_D_F9, kvm_cpu_context, fp.d.f[9]);
264 OFFSET(KVM_ARCH_FP_D_F10, kvm_cpu_context, fp.d.f[10]);
265 OFFSET(KVM_ARCH_FP_D_F11, kvm_cpu_context, fp.d.f[11]);
266 OFFSET(KVM_ARCH_FP_D_F12, kvm_cpu_context, fp.d.f[12]);
267 OFFSET(KVM_ARCH_FP_D_F13, kvm_cpu_context, fp.d.f[13]);
268 OFFSET(KVM_ARCH_FP_D_F14, kvm_cpu_context, fp.d.f[14]);
269 OFFSET(KVM_ARCH_FP_D_F15, kvm_cpu_context, fp.d.f[15]);
270 OFFSET(KVM_ARCH_FP_D_F16, kvm_cpu_context, fp.d.f[16]);
271 OFFSET(KVM_ARCH_FP_D_F17, kvm_cpu_context, fp.d.f[17]);
272 OFFSET(KVM_ARCH_FP_D_F18, kvm_cpu_context, fp.d.f[18]);
273 OFFSET(KVM_ARCH_FP_D_F19, kvm_cpu_context, fp.d.f[19]);
274 OFFSET(KVM_ARCH_FP_D_F20, kvm_cpu_context, fp.d.f[20]);
275 OFFSET(KVM_ARCH_FP_D_F21, kvm_cpu_context, fp.d.f[21]);
276 OFFSET(KVM_ARCH_FP_D_F22, kvm_cpu_context, fp.d.f[22]);
277 OFFSET(KVM_ARCH_FP_D_F23, kvm_cpu_context, fp.d.f[23]);
278 OFFSET(KVM_ARCH_FP_D_F24, kvm_cpu_context, fp.d.f[24]);
279 OFFSET(KVM_ARCH_FP_D_F25, kvm_cpu_context, fp.d.f[25]);
280 OFFSET(KVM_ARCH_FP_D_F26, kvm_cpu_context, fp.d.f[26]);
281 OFFSET(KVM_ARCH_FP_D_F27, kvm_cpu_context, fp.d.f[27]);
282 OFFSET(KVM_ARCH_FP_D_F28, kvm_cpu_context, fp.d.f[28]);
283 OFFSET(KVM_ARCH_FP_D_F29, kvm_cpu_context, fp.d.f[29]);
284 OFFSET(KVM_ARCH_FP_D_F30, kvm_cpu_context, fp.d.f[30]);
285 OFFSET(KVM_ARCH_FP_D_F31, kvm_cpu_context, fp.d.f[31]);
286 OFFSET(KVM_ARCH_FP_D_FCSR, kvm_cpu_context, fp.d.fcsr);
287
288 /*
289 * THREAD_{F,X}* might be larger than a S-type offset can handle, but
290 * these are used in performance-sensitive assembly so we can't resort
291 * to loading the long immediate every time.
292 */
293 DEFINE(TASK_THREAD_RA_RA,
294 offsetof(struct task_struct, thread.ra)
295 - offsetof(struct task_struct, thread.ra)
296 );
297 DEFINE(TASK_THREAD_SP_RA,
298 offsetof(struct task_struct, thread.sp)
299 - offsetof(struct task_struct, thread.ra)
300 );
301 DEFINE(TASK_THREAD_S0_RA,
302 offsetof(struct task_struct, thread.s[0])
303 - offsetof(struct task_struct, thread.ra)
304 );
305 DEFINE(TASK_THREAD_S1_RA,
306 offsetof(struct task_struct, thread.s[1])
307 - offsetof(struct task_struct, thread.ra)
308 );
309 DEFINE(TASK_THREAD_S2_RA,
310 offsetof(struct task_struct, thread.s[2])
311 - offsetof(struct task_struct, thread.ra)
312 );
313 DEFINE(TASK_THREAD_S3_RA,
314 offsetof(struct task_struct, thread.s[3])
315 - offsetof(struct task_struct, thread.ra)
316 );
317 DEFINE(TASK_THREAD_S4_RA,
318 offsetof(struct task_struct, thread.s[4])
319 - offsetof(struct task_struct, thread.ra)
320 );
321 DEFINE(TASK_THREAD_S5_RA,
322 offsetof(struct task_struct, thread.s[5])
323 - offsetof(struct task_struct, thread.ra)
324 );
325 DEFINE(TASK_THREAD_S6_RA,
326 offsetof(struct task_struct, thread.s[6])
327 - offsetof(struct task_struct, thread.ra)
328 );
329 DEFINE(TASK_THREAD_S7_RA,
330 offsetof(struct task_struct, thread.s[7])
331 - offsetof(struct task_struct, thread.ra)
332 );
333 DEFINE(TASK_THREAD_S8_RA,
334 offsetof(struct task_struct, thread.s[8])
335 - offsetof(struct task_struct, thread.ra)
336 );
337 DEFINE(TASK_THREAD_S9_RA,
338 offsetof(struct task_struct, thread.s[9])
339 - offsetof(struct task_struct, thread.ra)
340 );
341 DEFINE(TASK_THREAD_S10_RA,
342 offsetof(struct task_struct, thread.s[10])
343 - offsetof(struct task_struct, thread.ra)
344 );
345 DEFINE(TASK_THREAD_S11_RA,
346 offsetof(struct task_struct, thread.s[11])
347 - offsetof(struct task_struct, thread.ra)
348 );
349
350 DEFINE(TASK_THREAD_F0_F0,
351 offsetof(struct task_struct, thread.fstate.f[0])
352 - offsetof(struct task_struct, thread.fstate.f[0])
353 );
354 DEFINE(TASK_THREAD_F1_F0,
355 offsetof(struct task_struct, thread.fstate.f[1])
356 - offsetof(struct task_struct, thread.fstate.f[0])
357 );
358 DEFINE(TASK_THREAD_F2_F0,
359 offsetof(struct task_struct, thread.fstate.f[2])
360 - offsetof(struct task_struct, thread.fstate.f[0])
361 );
362 DEFINE(TASK_THREAD_F3_F0,
363 offsetof(struct task_struct, thread.fstate.f[3])
364 - offsetof(struct task_struct, thread.fstate.f[0])
365 );
366 DEFINE(TASK_THREAD_F4_F0,
367 offsetof(struct task_struct, thread.fstate.f[4])
368 - offsetof(struct task_struct, thread.fstate.f[0])
369 );
370 DEFINE(TASK_THREAD_F5_F0,
371 offsetof(struct task_struct, thread.fstate.f[5])
372 - offsetof(struct task_struct, thread.fstate.f[0])
373 );
374 DEFINE(TASK_THREAD_F6_F0,
375 offsetof(struct task_struct, thread.fstate.f[6])
376 - offsetof(struct task_struct, thread.fstate.f[0])
377 );
378 DEFINE(TASK_THREAD_F7_F0,
379 offsetof(struct task_struct, thread.fstate.f[7])
380 - offsetof(struct task_struct, thread.fstate.f[0])
381 );
382 DEFINE(TASK_THREAD_F8_F0,
383 offsetof(struct task_struct, thread.fstate.f[8])
384 - offsetof(struct task_struct, thread.fstate.f[0])
385 );
386 DEFINE(TASK_THREAD_F9_F0,
387 offsetof(struct task_struct, thread.fstate.f[9])
388 - offsetof(struct task_struct, thread.fstate.f[0])
389 );
390 DEFINE(TASK_THREAD_F10_F0,
391 offsetof(struct task_struct, thread.fstate.f[10])
392 - offsetof(struct task_struct, thread.fstate.f[0])
393 );
394 DEFINE(TASK_THREAD_F11_F0,
395 offsetof(struct task_struct, thread.fstate.f[11])
396 - offsetof(struct task_struct, thread.fstate.f[0])
397 );
398 DEFINE(TASK_THREAD_F12_F0,
399 offsetof(struct task_struct, thread.fstate.f[12])
400 - offsetof(struct task_struct, thread.fstate.f[0])
401 );
402 DEFINE(TASK_THREAD_F13_F0,
403 offsetof(struct task_struct, thread.fstate.f[13])
404 - offsetof(struct task_struct, thread.fstate.f[0])
405 );
406 DEFINE(TASK_THREAD_F14_F0,
407 offsetof(struct task_struct, thread.fstate.f[14])
408 - offsetof(struct task_struct, thread.fstate.f[0])
409 );
410 DEFINE(TASK_THREAD_F15_F0,
411 offsetof(struct task_struct, thread.fstate.f[15])
412 - offsetof(struct task_struct, thread.fstate.f[0])
413 );
414 DEFINE(TASK_THREAD_F16_F0,
415 offsetof(struct task_struct, thread.fstate.f[16])
416 - offsetof(struct task_struct, thread.fstate.f[0])
417 );
418 DEFINE(TASK_THREAD_F17_F0,
419 offsetof(struct task_struct, thread.fstate.f[17])
420 - offsetof(struct task_struct, thread.fstate.f[0])
421 );
422 DEFINE(TASK_THREAD_F18_F0,
423 offsetof(struct task_struct, thread.fstate.f[18])
424 - offsetof(struct task_struct, thread.fstate.f[0])
425 );
426 DEFINE(TASK_THREAD_F19_F0,
427 offsetof(struct task_struct, thread.fstate.f[19])
428 - offsetof(struct task_struct, thread.fstate.f[0])
429 );
430 DEFINE(TASK_THREAD_F20_F0,
431 offsetof(struct task_struct, thread.fstate.f[20])
432 - offsetof(struct task_struct, thread.fstate.f[0])
433 );
434 DEFINE(TASK_THREAD_F21_F0,
435 offsetof(struct task_struct, thread.fstate.f[21])
436 - offsetof(struct task_struct, thread.fstate.f[0])
437 );
438 DEFINE(TASK_THREAD_F22_F0,
439 offsetof(struct task_struct, thread.fstate.f[22])
440 - offsetof(struct task_struct, thread.fstate.f[0])
441 );
442 DEFINE(TASK_THREAD_F23_F0,
443 offsetof(struct task_struct, thread.fstate.f[23])
444 - offsetof(struct task_struct, thread.fstate.f[0])
445 );
446 DEFINE(TASK_THREAD_F24_F0,
447 offsetof(struct task_struct, thread.fstate.f[24])
448 - offsetof(struct task_struct, thread.fstate.f[0])
449 );
450 DEFINE(TASK_THREAD_F25_F0,
451 offsetof(struct task_struct, thread.fstate.f[25])
452 - offsetof(struct task_struct, thread.fstate.f[0])
453 );
454 DEFINE(TASK_THREAD_F26_F0,
455 offsetof(struct task_struct, thread.fstate.f[26])
456 - offsetof(struct task_struct, thread.fstate.f[0])
457 );
458 DEFINE(TASK_THREAD_F27_F0,
459 offsetof(struct task_struct, thread.fstate.f[27])
460 - offsetof(struct task_struct, thread.fstate.f[0])
461 );
462 DEFINE(TASK_THREAD_F28_F0,
463 offsetof(struct task_struct, thread.fstate.f[28])
464 - offsetof(struct task_struct, thread.fstate.f[0])
465 );
466 DEFINE(TASK_THREAD_F29_F0,
467 offsetof(struct task_struct, thread.fstate.f[29])
468 - offsetof(struct task_struct, thread.fstate.f[0])
469 );
470 DEFINE(TASK_THREAD_F30_F0,
471 offsetof(struct task_struct, thread.fstate.f[30])
472 - offsetof(struct task_struct, thread.fstate.f[0])
473 );
474 DEFINE(TASK_THREAD_F31_F0,
475 offsetof(struct task_struct, thread.fstate.f[31])
476 - offsetof(struct task_struct, thread.fstate.f[0])
477 );
478 DEFINE(TASK_THREAD_FCSR_F0,
479 offsetof(struct task_struct, thread.fstate.fcsr)
480 - offsetof(struct task_struct, thread.fstate.f[0])
481 );
482
483 /*
484 * We allocate a pt_regs on the stack when entering the kernel. This
485 * ensures the alignment is sane.
486 */
487 DEFINE(PT_SIZE_ON_STACK, ALIGN(sizeof(struct pt_regs), STACK_ALIGN));
488
489 OFFSET(KERNEL_MAP_VIRT_ADDR, kernel_mapping, virt_addr);
490 OFFSET(SBI_HART_BOOT_TASK_PTR_OFFSET, sbi_hart_boot_data, task_ptr);
491 OFFSET(SBI_HART_BOOT_STACK_PTR_OFFSET, sbi_hart_boot_data, stack_ptr);
492
493 DEFINE(STACKFRAME_SIZE_ON_STACK, ALIGN(sizeof(struct stackframe), STACK_ALIGN));
494 OFFSET(STACKFRAME_FP, stackframe, fp);
495 OFFSET(STACKFRAME_RA, stackframe, ra);
496
497 #ifdef CONFIG_DYNAMIC_FTRACE_WITH_ARGS
498 DEFINE(FREGS_SIZE_ON_STACK, ALIGN(sizeof(struct __arch_ftrace_regs), STACK_ALIGN));
499 DEFINE(FREGS_EPC, offsetof(struct __arch_ftrace_regs, epc));
500 DEFINE(FREGS_RA, offsetof(struct __arch_ftrace_regs, ra));
501 DEFINE(FREGS_SP, offsetof(struct __arch_ftrace_regs, sp));
502 DEFINE(FREGS_S0, offsetof(struct __arch_ftrace_regs, s0));
503 DEFINE(FREGS_T1, offsetof(struct __arch_ftrace_regs, t1));
504 DEFINE(FREGS_A0, offsetof(struct __arch_ftrace_regs, a0));
505 DEFINE(FREGS_A1, offsetof(struct __arch_ftrace_regs, a1));
506 DEFINE(FREGS_A2, offsetof(struct __arch_ftrace_regs, a2));
507 DEFINE(FREGS_A3, offsetof(struct __arch_ftrace_regs, a3));
508 DEFINE(FREGS_A4, offsetof(struct __arch_ftrace_regs, a4));
509 DEFINE(FREGS_A5, offsetof(struct __arch_ftrace_regs, a5));
510 DEFINE(FREGS_A6, offsetof(struct __arch_ftrace_regs, a6));
511 DEFINE(FREGS_A7, offsetof(struct __arch_ftrace_regs, a7));
512 #endif
513 }
514