arch/riscv/kernel/asm-offsets.c

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