cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

asm-offsets.c (20066B)


      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
     18void asm_offsets(void);
     19
     20void 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}