| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * asm-offsets.c: Calculate pt_regs and task_struct offsets. |
| * |
| * Copyright (C) 1996 David S. Miller |
| * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Ralf Baechle |
| * Copyright (C) 1999, 2000 Silicon Graphics, Inc. |
| * |
| * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com |
| * Copyright (C) 2000 MIPS Technologies, Inc. |
| */ |
| #include <linux/compat.h> |
| #include <linux/types.h> |
| #include <linux/sched.h> |
| #include <linux/mm.h> |
| #include <linux/kbuild.h> |
| #include <linux/suspend.h> |
| #include <asm/cpu-info.h> |
| #include <asm/pm.h> |
| #include <asm/ptrace.h> |
| #include <asm/processor.h> |
| #include <asm/smp-cps.h> |
| |
| #include <linux/kvm_host.h> |
| |
| void output_ptreg_defines(void) |
| { |
| COMMENT("MIPS pt_regs offsets."); |
| OFFSET(PT_R0, pt_regs, regs[0]); |
| OFFSET(PT_R1, pt_regs, regs[1]); |
| OFFSET(PT_R2, pt_regs, regs[2]); |
| OFFSET(PT_R3, pt_regs, regs[3]); |
| OFFSET(PT_R4, pt_regs, regs[4]); |
| OFFSET(PT_R5, pt_regs, regs[5]); |
| OFFSET(PT_R6, pt_regs, regs[6]); |
| OFFSET(PT_R7, pt_regs, regs[7]); |
| OFFSET(PT_R8, pt_regs, regs[8]); |
| OFFSET(PT_R9, pt_regs, regs[9]); |
| OFFSET(PT_R10, pt_regs, regs[10]); |
| OFFSET(PT_R11, pt_regs, regs[11]); |
| OFFSET(PT_R12, pt_regs, regs[12]); |
| OFFSET(PT_R13, pt_regs, regs[13]); |
| OFFSET(PT_R14, pt_regs, regs[14]); |
| OFFSET(PT_R15, pt_regs, regs[15]); |
| OFFSET(PT_R16, pt_regs, regs[16]); |
| OFFSET(PT_R17, pt_regs, regs[17]); |
| OFFSET(PT_R18, pt_regs, regs[18]); |
| OFFSET(PT_R19, pt_regs, regs[19]); |
| OFFSET(PT_R20, pt_regs, regs[20]); |
| OFFSET(PT_R21, pt_regs, regs[21]); |
| OFFSET(PT_R22, pt_regs, regs[22]); |
| OFFSET(PT_R23, pt_regs, regs[23]); |
| OFFSET(PT_R24, pt_regs, regs[24]); |
| OFFSET(PT_R25, pt_regs, regs[25]); |
| OFFSET(PT_R26, pt_regs, regs[26]); |
| OFFSET(PT_R27, pt_regs, regs[27]); |
| OFFSET(PT_R28, pt_regs, regs[28]); |
| OFFSET(PT_R29, pt_regs, regs[29]); |
| OFFSET(PT_R30, pt_regs, regs[30]); |
| OFFSET(PT_R31, pt_regs, regs[31]); |
| OFFSET(PT_LO, pt_regs, lo); |
| OFFSET(PT_HI, pt_regs, hi); |
| #ifdef CONFIG_CPU_HAS_SMARTMIPS |
| OFFSET(PT_ACX, pt_regs, acx); |
| #endif |
| OFFSET(PT_EPC, pt_regs, cp0_epc); |
| OFFSET(PT_BVADDR, pt_regs, cp0_badvaddr); |
| OFFSET(PT_STATUS, pt_regs, cp0_status); |
| OFFSET(PT_CAUSE, pt_regs, cp0_cause); |
| #ifdef CONFIG_CPU_CAVIUM_OCTEON |
| OFFSET(PT_MPL, pt_regs, mpl); |
| OFFSET(PT_MTP, pt_regs, mtp); |
| #endif /* CONFIG_CPU_CAVIUM_OCTEON */ |
| DEFINE(PT_SIZE, sizeof(struct pt_regs)); |
| BLANK(); |
| } |
| |
| void output_task_defines(void) |
| { |
| COMMENT("MIPS task_struct offsets."); |
| OFFSET(TASK_STATE, task_struct, state); |
| OFFSET(TASK_THREAD_INFO, task_struct, stack); |
| OFFSET(TASK_FLAGS, task_struct, flags); |
| OFFSET(TASK_MM, task_struct, mm); |
| OFFSET(TASK_PID, task_struct, pid); |
| #if defined(CONFIG_STACKPROTECTOR) |
| OFFSET(TASK_STACK_CANARY, task_struct, stack_canary); |
| #endif |
| DEFINE(TASK_STRUCT_SIZE, sizeof(struct task_struct)); |
| BLANK(); |
| } |
| |
| void output_thread_info_defines(void) |
| { |
| COMMENT("MIPS thread_info offsets."); |
| OFFSET(TI_TASK, thread_info, task); |
| OFFSET(TI_FLAGS, thread_info, flags); |
| OFFSET(TI_TP_VALUE, thread_info, tp_value); |
| OFFSET(TI_CPU, thread_info, cpu); |
| OFFSET(TI_PRE_COUNT, thread_info, preempt_count); |
| OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit); |
| OFFSET(TI_REGS, thread_info, regs); |
| DEFINE(_THREAD_SIZE, THREAD_SIZE); |
| DEFINE(_THREAD_MASK, THREAD_MASK); |
| DEFINE(_IRQ_STACK_SIZE, IRQ_STACK_SIZE); |
| DEFINE(_IRQ_STACK_START, IRQ_STACK_START); |
| BLANK(); |
| } |
| |
| void output_thread_defines(void) |
| { |
| COMMENT("MIPS specific thread_struct offsets."); |
| OFFSET(THREAD_REG16, task_struct, thread.reg16); |
| OFFSET(THREAD_REG17, task_struct, thread.reg17); |
| OFFSET(THREAD_REG18, task_struct, thread.reg18); |
| OFFSET(THREAD_REG19, task_struct, thread.reg19); |
| OFFSET(THREAD_REG20, task_struct, thread.reg20); |
| OFFSET(THREAD_REG21, task_struct, thread.reg21); |
| OFFSET(THREAD_REG22, task_struct, thread.reg22); |
| OFFSET(THREAD_REG23, task_struct, thread.reg23); |
| OFFSET(THREAD_REG29, task_struct, thread.reg29); |
| OFFSET(THREAD_REG30, task_struct, thread.reg30); |
| OFFSET(THREAD_REG31, task_struct, thread.reg31); |
| OFFSET(THREAD_STATUS, task_struct, |
| thread.cp0_status); |
| OFFSET(THREAD_FPU, task_struct, thread.fpu); |
| |
| OFFSET(THREAD_BVADDR, task_struct, \ |
| thread.cp0_badvaddr); |
| OFFSET(THREAD_BUADDR, task_struct, \ |
| thread.cp0_baduaddr); |
| OFFSET(THREAD_ECODE, task_struct, \ |
| thread.error_code); |
| OFFSET(THREAD_TRAPNO, task_struct, thread.trap_nr); |
| BLANK(); |
| } |
| |
| void output_thread_fpu_defines(void) |
| { |
| OFFSET(THREAD_FPR0, task_struct, thread.fpu.fpr[0]); |
| OFFSET(THREAD_FPR1, task_struct, thread.fpu.fpr[1]); |
| OFFSET(THREAD_FPR2, task_struct, thread.fpu.fpr[2]); |
| OFFSET(THREAD_FPR3, task_struct, thread.fpu.fpr[3]); |
| OFFSET(THREAD_FPR4, task_struct, thread.fpu.fpr[4]); |
| OFFSET(THREAD_FPR5, task_struct, thread.fpu.fpr[5]); |
| OFFSET(THREAD_FPR6, task_struct, thread.fpu.fpr[6]); |
| OFFSET(THREAD_FPR7, task_struct, thread.fpu.fpr[7]); |
| OFFSET(THREAD_FPR8, task_struct, thread.fpu.fpr[8]); |
| OFFSET(THREAD_FPR9, task_struct, thread.fpu.fpr[9]); |
| OFFSET(THREAD_FPR10, task_struct, thread.fpu.fpr[10]); |
| OFFSET(THREAD_FPR11, task_struct, thread.fpu.fpr[11]); |
| OFFSET(THREAD_FPR12, task_struct, thread.fpu.fpr[12]); |
| OFFSET(THREAD_FPR13, task_struct, thread.fpu.fpr[13]); |
| OFFSET(THREAD_FPR14, task_struct, thread.fpu.fpr[14]); |
| OFFSET(THREAD_FPR15, task_struct, thread.fpu.fpr[15]); |
| OFFSET(THREAD_FPR16, task_struct, thread.fpu.fpr[16]); |
| OFFSET(THREAD_FPR17, task_struct, thread.fpu.fpr[17]); |
| OFFSET(THREAD_FPR18, task_struct, thread.fpu.fpr[18]); |
| OFFSET(THREAD_FPR19, task_struct, thread.fpu.fpr[19]); |
| OFFSET(THREAD_FPR20, task_struct, thread.fpu.fpr[20]); |
| OFFSET(THREAD_FPR21, task_struct, thread.fpu.fpr[21]); |
| OFFSET(THREAD_FPR22, task_struct, thread.fpu.fpr[22]); |
| OFFSET(THREAD_FPR23, task_struct, thread.fpu.fpr[23]); |
| OFFSET(THREAD_FPR24, task_struct, thread.fpu.fpr[24]); |
| OFFSET(THREAD_FPR25, task_struct, thread.fpu.fpr[25]); |
| OFFSET(THREAD_FPR26, task_struct, thread.fpu.fpr[26]); |
| OFFSET(THREAD_FPR27, task_struct, thread.fpu.fpr[27]); |
| OFFSET(THREAD_FPR28, task_struct, thread.fpu.fpr[28]); |
| OFFSET(THREAD_FPR29, task_struct, thread.fpu.fpr[29]); |
| OFFSET(THREAD_FPR30, task_struct, thread.fpu.fpr[30]); |
| OFFSET(THREAD_FPR31, task_struct, thread.fpu.fpr[31]); |
| |
| OFFSET(THREAD_FCR31, task_struct, thread.fpu.fcr31); |
| OFFSET(THREAD_MSA_CSR, task_struct, thread.fpu.msacsr); |
| BLANK(); |
| } |
| |
| void output_mm_defines(void) |
| { |
| COMMENT("Size of struct page"); |
| DEFINE(STRUCT_PAGE_SIZE, sizeof(struct page)); |
| BLANK(); |
| COMMENT("Linux mm_struct offsets."); |
| OFFSET(MM_USERS, mm_struct, mm_users); |
| OFFSET(MM_PGD, mm_struct, pgd); |
| OFFSET(MM_CONTEXT, mm_struct, context); |
| BLANK(); |
| DEFINE(_PGD_T_SIZE, sizeof(pgd_t)); |
| DEFINE(_PMD_T_SIZE, sizeof(pmd_t)); |
| DEFINE(_PTE_T_SIZE, sizeof(pte_t)); |
| BLANK(); |
| DEFINE(_PGD_T_LOG2, PGD_T_LOG2); |
| #ifndef __PAGETABLE_PMD_FOLDED |
| DEFINE(_PMD_T_LOG2, PMD_T_LOG2); |
| #endif |
| DEFINE(_PTE_T_LOG2, PTE_T_LOG2); |
| BLANK(); |
| DEFINE(_PGD_ORDER, PGD_ORDER); |
| #ifndef __PAGETABLE_PMD_FOLDED |
| DEFINE(_PMD_ORDER, PMD_ORDER); |
| #endif |
| DEFINE(_PTE_ORDER, PTE_ORDER); |
| BLANK(); |
| DEFINE(_PMD_SHIFT, PMD_SHIFT); |
| DEFINE(_PGDIR_SHIFT, PGDIR_SHIFT); |
| BLANK(); |
| DEFINE(_PTRS_PER_PGD, PTRS_PER_PGD); |
| DEFINE(_PTRS_PER_PMD, PTRS_PER_PMD); |
| DEFINE(_PTRS_PER_PTE, PTRS_PER_PTE); |
| BLANK(); |
| DEFINE(_PAGE_SHIFT, PAGE_SHIFT); |
| DEFINE(_PAGE_SIZE, PAGE_SIZE); |
| BLANK(); |
| } |
| |
| #ifdef CONFIG_32BIT |
| void output_sc_defines(void) |
| { |
| COMMENT("Linux sigcontext offsets."); |
| OFFSET(SC_REGS, sigcontext, sc_regs); |
| OFFSET(SC_FPREGS, sigcontext, sc_fpregs); |
| OFFSET(SC_ACX, sigcontext, sc_acx); |
| OFFSET(SC_MDHI, sigcontext, sc_mdhi); |
| OFFSET(SC_MDLO, sigcontext, sc_mdlo); |
| OFFSET(SC_PC, sigcontext, sc_pc); |
| OFFSET(SC_FPC_CSR, sigcontext, sc_fpc_csr); |
| OFFSET(SC_FPC_EIR, sigcontext, sc_fpc_eir); |
| OFFSET(SC_HI1, sigcontext, sc_hi1); |
| OFFSET(SC_LO1, sigcontext, sc_lo1); |
| OFFSET(SC_HI2, sigcontext, sc_hi2); |
| OFFSET(SC_LO2, sigcontext, sc_lo2); |
| OFFSET(SC_HI3, sigcontext, sc_hi3); |
| OFFSET(SC_LO3, sigcontext, sc_lo3); |
| BLANK(); |
| } |
| #endif |
| |
| #ifdef CONFIG_64BIT |
| void output_sc_defines(void) |
| { |
| COMMENT("Linux sigcontext offsets."); |
| OFFSET(SC_REGS, sigcontext, sc_regs); |
| OFFSET(SC_FPREGS, sigcontext, sc_fpregs); |
| OFFSET(SC_MDHI, sigcontext, sc_mdhi); |
| OFFSET(SC_MDLO, sigcontext, sc_mdlo); |
| OFFSET(SC_PC, sigcontext, sc_pc); |
| OFFSET(SC_FPC_CSR, sigcontext, sc_fpc_csr); |
| BLANK(); |
| } |
| #endif |
| |
| void output_signal_defined(void) |
| { |
| COMMENT("Linux signal numbers."); |
| DEFINE(_SIGHUP, SIGHUP); |
| DEFINE(_SIGINT, SIGINT); |
| DEFINE(_SIGQUIT, SIGQUIT); |
| DEFINE(_SIGILL, SIGILL); |
| DEFINE(_SIGTRAP, SIGTRAP); |
| DEFINE(_SIGIOT, SIGIOT); |
| DEFINE(_SIGABRT, SIGABRT); |
| DEFINE(_SIGEMT, SIGEMT); |
| DEFINE(_SIGFPE, SIGFPE); |
| DEFINE(_SIGKILL, SIGKILL); |
| DEFINE(_SIGBUS, SIGBUS); |
| DEFINE(_SIGSEGV, SIGSEGV); |
| DEFINE(_SIGSYS, SIGSYS); |
| DEFINE(_SIGPIPE, SIGPIPE); |
| DEFINE(_SIGALRM, SIGALRM); |
| DEFINE(_SIGTERM, SIGTERM); |
| DEFINE(_SIGUSR1, SIGUSR1); |
| DEFINE(_SIGUSR2, SIGUSR2); |
| DEFINE(_SIGCHLD, SIGCHLD); |
| DEFINE(_SIGPWR, SIGPWR); |
| DEFINE(_SIGWINCH, SIGWINCH); |
| DEFINE(_SIGURG, SIGURG); |
| DEFINE(_SIGIO, SIGIO); |
| DEFINE(_SIGSTOP, SIGSTOP); |
| DEFINE(_SIGTSTP, SIGTSTP); |
| DEFINE(_SIGCONT, SIGCONT); |
| DEFINE(_SIGTTIN, SIGTTIN); |
| DEFINE(_SIGTTOU, SIGTTOU); |
| DEFINE(_SIGVTALRM, SIGVTALRM); |
| DEFINE(_SIGPROF, SIGPROF); |
| DEFINE(_SIGXCPU, SIGXCPU); |
| DEFINE(_SIGXFSZ, SIGXFSZ); |
| BLANK(); |
| } |
| |
| #ifdef CONFIG_CPU_CAVIUM_OCTEON |
| void output_octeon_cop2_state_defines(void) |
| { |
| COMMENT("Octeon specific octeon_cop2_state offsets."); |
| OFFSET(OCTEON_CP2_CRC_IV, octeon_cop2_state, cop2_crc_iv); |
| OFFSET(OCTEON_CP2_CRC_LENGTH, octeon_cop2_state, cop2_crc_length); |
| OFFSET(OCTEON_CP2_CRC_POLY, octeon_cop2_state, cop2_crc_poly); |
| OFFSET(OCTEON_CP2_LLM_DAT, octeon_cop2_state, cop2_llm_dat); |
| OFFSET(OCTEON_CP2_3DES_IV, octeon_cop2_state, cop2_3des_iv); |
| OFFSET(OCTEON_CP2_3DES_KEY, octeon_cop2_state, cop2_3des_key); |
| OFFSET(OCTEON_CP2_3DES_RESULT, octeon_cop2_state, cop2_3des_result); |
| OFFSET(OCTEON_CP2_AES_INP0, octeon_cop2_state, cop2_aes_inp0); |
| OFFSET(OCTEON_CP2_AES_IV, octeon_cop2_state, cop2_aes_iv); |
| OFFSET(OCTEON_CP2_AES_KEY, octeon_cop2_state, cop2_aes_key); |
| OFFSET(OCTEON_CP2_AES_KEYLEN, octeon_cop2_state, cop2_aes_keylen); |
| OFFSET(OCTEON_CP2_AES_RESULT, octeon_cop2_state, cop2_aes_result); |
| OFFSET(OCTEON_CP2_GFM_MULT, octeon_cop2_state, cop2_gfm_mult); |
| OFFSET(OCTEON_CP2_GFM_POLY, octeon_cop2_state, cop2_gfm_poly); |
| OFFSET(OCTEON_CP2_GFM_RESULT, octeon_cop2_state, cop2_gfm_result); |
| OFFSET(OCTEON_CP2_HSH_DATW, octeon_cop2_state, cop2_hsh_datw); |
| OFFSET(OCTEON_CP2_HSH_IVW, octeon_cop2_state, cop2_hsh_ivw); |
| OFFSET(OCTEON_CP2_SHA3, octeon_cop2_state, cop2_sha3); |
| OFFSET(THREAD_CP2, task_struct, thread.cp2); |
| OFFSET(THREAD_CVMSEG, task_struct, thread.cvmseg.cvmseg); |
| BLANK(); |
| } |
| #endif |
| |
| #ifdef CONFIG_HIBERNATION |
| void output_pbe_defines(void) |
| { |
| COMMENT(" Linux struct pbe offsets. "); |
| OFFSET(PBE_ADDRESS, pbe, address); |
| OFFSET(PBE_ORIG_ADDRESS, pbe, orig_address); |
| OFFSET(PBE_NEXT, pbe, next); |
| DEFINE(PBE_SIZE, sizeof(struct pbe)); |
| BLANK(); |
| } |
| #endif |
| |
| #ifdef CONFIG_CPU_PM |
| void output_pm_defines(void) |
| { |
| COMMENT(" PM offsets. "); |
| #ifdef CONFIG_EVA |
| OFFSET(SSS_SEGCTL0, mips_static_suspend_state, segctl[0]); |
| OFFSET(SSS_SEGCTL1, mips_static_suspend_state, segctl[1]); |
| OFFSET(SSS_SEGCTL2, mips_static_suspend_state, segctl[2]); |
| #endif |
| OFFSET(SSS_SP, mips_static_suspend_state, sp); |
| BLANK(); |
| } |
| #endif |
| |
| void output_kvm_defines(void) |
| { |
| COMMENT(" KVM/MIPS Specific offsets. "); |
| |
| OFFSET(VCPU_FPR0, kvm_vcpu_arch, fpu.fpr[0]); |
| OFFSET(VCPU_FPR1, kvm_vcpu_arch, fpu.fpr[1]); |
| OFFSET(VCPU_FPR2, kvm_vcpu_arch, fpu.fpr[2]); |
| OFFSET(VCPU_FPR3, kvm_vcpu_arch, fpu.fpr[3]); |
| OFFSET(VCPU_FPR4, kvm_vcpu_arch, fpu.fpr[4]); |
| OFFSET(VCPU_FPR5, kvm_vcpu_arch, fpu.fpr[5]); |
| OFFSET(VCPU_FPR6, kvm_vcpu_arch, fpu.fpr[6]); |
| OFFSET(VCPU_FPR7, kvm_vcpu_arch, fpu.fpr[7]); |
| OFFSET(VCPU_FPR8, kvm_vcpu_arch, fpu.fpr[8]); |
| OFFSET(VCPU_FPR9, kvm_vcpu_arch, fpu.fpr[9]); |
| OFFSET(VCPU_FPR10, kvm_vcpu_arch, fpu.fpr[10]); |
| OFFSET(VCPU_FPR11, kvm_vcpu_arch, fpu.fpr[11]); |
| OFFSET(VCPU_FPR12, kvm_vcpu_arch, fpu.fpr[12]); |
| OFFSET(VCPU_FPR13, kvm_vcpu_arch, fpu.fpr[13]); |
| OFFSET(VCPU_FPR14, kvm_vcpu_arch, fpu.fpr[14]); |
| OFFSET(VCPU_FPR15, kvm_vcpu_arch, fpu.fpr[15]); |
| OFFSET(VCPU_FPR16, kvm_vcpu_arch, fpu.fpr[16]); |
| OFFSET(VCPU_FPR17, kvm_vcpu_arch, fpu.fpr[17]); |
| OFFSET(VCPU_FPR18, kvm_vcpu_arch, fpu.fpr[18]); |
| OFFSET(VCPU_FPR19, kvm_vcpu_arch, fpu.fpr[19]); |
| OFFSET(VCPU_FPR20, kvm_vcpu_arch, fpu.fpr[20]); |
| OFFSET(VCPU_FPR21, kvm_vcpu_arch, fpu.fpr[21]); |
| OFFSET(VCPU_FPR22, kvm_vcpu_arch, fpu.fpr[22]); |
| OFFSET(VCPU_FPR23, kvm_vcpu_arch, fpu.fpr[23]); |
| OFFSET(VCPU_FPR24, kvm_vcpu_arch, fpu.fpr[24]); |
| OFFSET(VCPU_FPR25, kvm_vcpu_arch, fpu.fpr[25]); |
| OFFSET(VCPU_FPR26, kvm_vcpu_arch, fpu.fpr[26]); |
| OFFSET(VCPU_FPR27, kvm_vcpu_arch, fpu.fpr[27]); |
| OFFSET(VCPU_FPR28, kvm_vcpu_arch, fpu.fpr[28]); |
| OFFSET(VCPU_FPR29, kvm_vcpu_arch, fpu.fpr[29]); |
| OFFSET(VCPU_FPR30, kvm_vcpu_arch, fpu.fpr[30]); |
| OFFSET(VCPU_FPR31, kvm_vcpu_arch, fpu.fpr[31]); |
| |
| OFFSET(VCPU_FCR31, kvm_vcpu_arch, fpu.fcr31); |
| OFFSET(VCPU_MSA_CSR, kvm_vcpu_arch, fpu.msacsr); |
| BLANK(); |
| } |
| |
| #ifdef CONFIG_MIPS_CPS |
| void output_cps_defines(void) |
| { |
| COMMENT(" MIPS CPS offsets. "); |
| |
| OFFSET(COREBOOTCFG_VPEMASK, core_boot_config, vpe_mask); |
| OFFSET(COREBOOTCFG_VPECONFIG, core_boot_config, vpe_config); |
| DEFINE(COREBOOTCFG_SIZE, sizeof(struct core_boot_config)); |
| |
| OFFSET(VPEBOOTCFG_PC, vpe_boot_config, pc); |
| OFFSET(VPEBOOTCFG_SP, vpe_boot_config, sp); |
| OFFSET(VPEBOOTCFG_GP, vpe_boot_config, gp); |
| DEFINE(VPEBOOTCFG_SIZE, sizeof(struct vpe_boot_config)); |
| } |
| #endif |