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 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