| /* |
| * offset.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/interrupt.h> |
| |
| #include <asm/ptrace.h> |
| #include <asm/processor.h> |
| |
| #define text(t) __asm__("\n@@@" t) |
| #define _offset(type, member) (&(((type *)NULL)->member)) |
| #define offset(string, ptr, member) \ |
| __asm__("\n@@@" string "%0" : : "i" (_offset(ptr, member))) |
| #define constant(string, member) \ |
| __asm__("\n@@@" string "%X0" : : "ri" (member)) |
| #define size(string, size) \ |
| __asm__("\n@@@" string "%0" : : "i" (sizeof(size))) |
| #define linefeed text("") |
| |
| void output_ptreg_defines(void) |
| { |
| text("/* MIPS pt_regs offsets. */"); |
| offset("#define PT_R0 ", struct pt_regs, regs[0]); |
| offset("#define PT_R1 ", struct pt_regs, regs[1]); |
| offset("#define PT_R2 ", struct pt_regs, regs[2]); |
| offset("#define PT_R3 ", struct pt_regs, regs[3]); |
| offset("#define PT_R4 ", struct pt_regs, regs[4]); |
| offset("#define PT_R5 ", struct pt_regs, regs[5]); |
| offset("#define PT_R6 ", struct pt_regs, regs[6]); |
| offset("#define PT_R7 ", struct pt_regs, regs[7]); |
| offset("#define PT_R8 ", struct pt_regs, regs[8]); |
| offset("#define PT_R9 ", struct pt_regs, regs[9]); |
| offset("#define PT_R10 ", struct pt_regs, regs[10]); |
| offset("#define PT_R11 ", struct pt_regs, regs[11]); |
| offset("#define PT_R12 ", struct pt_regs, regs[12]); |
| offset("#define PT_R13 ", struct pt_regs, regs[13]); |
| offset("#define PT_R14 ", struct pt_regs, regs[14]); |
| offset("#define PT_R15 ", struct pt_regs, regs[15]); |
| offset("#define PT_R16 ", struct pt_regs, regs[16]); |
| offset("#define PT_R17 ", struct pt_regs, regs[17]); |
| offset("#define PT_R18 ", struct pt_regs, regs[18]); |
| offset("#define PT_R19 ", struct pt_regs, regs[19]); |
| offset("#define PT_R20 ", struct pt_regs, regs[20]); |
| offset("#define PT_R21 ", struct pt_regs, regs[21]); |
| offset("#define PT_R22 ", struct pt_regs, regs[22]); |
| offset("#define PT_R23 ", struct pt_regs, regs[23]); |
| offset("#define PT_R24 ", struct pt_regs, regs[24]); |
| offset("#define PT_R25 ", struct pt_regs, regs[25]); |
| offset("#define PT_R26 ", struct pt_regs, regs[26]); |
| offset("#define PT_R27 ", struct pt_regs, regs[27]); |
| offset("#define PT_R28 ", struct pt_regs, regs[28]); |
| offset("#define PT_R29 ", struct pt_regs, regs[29]); |
| offset("#define PT_R30 ", struct pt_regs, regs[30]); |
| offset("#define PT_R31 ", struct pt_regs, regs[31]); |
| offset("#define PT_LO ", struct pt_regs, lo); |
| offset("#define PT_HI ", struct pt_regs, hi); |
| #ifdef CONFIG_CPU_HAS_SMARTMIPS |
| offset("#define PT_ACX ", struct pt_regs, acx); |
| #endif |
| offset("#define PT_EPC ", struct pt_regs, cp0_epc); |
| offset("#define PT_BVADDR ", struct pt_regs, cp0_badvaddr); |
| offset("#define PT_STATUS ", struct pt_regs, cp0_status); |
| offset("#define PT_CAUSE ", struct pt_regs, cp0_cause); |
| #ifdef CONFIG_MIPS_MT_SMTC |
| offset("#define PT_TCSTATUS ", struct pt_regs, cp0_tcstatus); |
| #endif /* CONFIG_MIPS_MT_SMTC */ |
| size("#define PT_SIZE ", struct pt_regs); |
| linefeed; |
| } |
| |
| void output_task_defines(void) |
| { |
| text("/* MIPS task_struct offsets. */"); |
| offset("#define TASK_STATE ", struct task_struct, state); |
| offset("#define TASK_THREAD_INFO ", struct task_struct, stack); |
| offset("#define TASK_FLAGS ", struct task_struct, flags); |
| offset("#define TASK_MM ", struct task_struct, mm); |
| offset("#define TASK_PID ", struct task_struct, pid); |
| size( "#define TASK_STRUCT_SIZE ", struct task_struct); |
| linefeed; |
| } |
| |
| void output_thread_info_defines(void) |
| { |
| text("/* MIPS thread_info offsets. */"); |
| offset("#define TI_TASK ", struct thread_info, task); |
| offset("#define TI_EXEC_DOMAIN ", struct thread_info, exec_domain); |
| offset("#define TI_FLAGS ", struct thread_info, flags); |
| offset("#define TI_TP_VALUE ", struct thread_info, tp_value); |
| offset("#define TI_CPU ", struct thread_info, cpu); |
| offset("#define TI_PRE_COUNT ", struct thread_info, preempt_count); |
| offset("#define TI_ADDR_LIMIT ", struct thread_info, addr_limit); |
| offset("#define TI_RESTART_BLOCK ", struct thread_info, restart_block); |
| offset("#define TI_REGS ", struct thread_info, regs); |
| constant("#define _THREAD_SIZE ", THREAD_SIZE); |
| constant("#define _THREAD_MASK ", THREAD_MASK); |
| linefeed; |
| } |
| |
| void output_thread_defines(void) |
| { |
| text("/* MIPS specific thread_struct offsets. */"); |
| offset("#define THREAD_REG16 ", struct task_struct, thread.reg16); |
| offset("#define THREAD_REG17 ", struct task_struct, thread.reg17); |
| offset("#define THREAD_REG18 ", struct task_struct, thread.reg18); |
| offset("#define THREAD_REG19 ", struct task_struct, thread.reg19); |
| offset("#define THREAD_REG20 ", struct task_struct, thread.reg20); |
| offset("#define THREAD_REG21 ", struct task_struct, thread.reg21); |
| offset("#define THREAD_REG22 ", struct task_struct, thread.reg22); |
| offset("#define THREAD_REG23 ", struct task_struct, thread.reg23); |
| offset("#define THREAD_REG29 ", struct task_struct, thread.reg29); |
| offset("#define THREAD_REG30 ", struct task_struct, thread.reg30); |
| offset("#define THREAD_REG31 ", struct task_struct, thread.reg31); |
| offset("#define THREAD_STATUS ", struct task_struct, |
| thread.cp0_status); |
| offset("#define THREAD_FPU ", struct task_struct, thread.fpu); |
| |
| offset("#define THREAD_BVADDR ", struct task_struct, \ |
| thread.cp0_badvaddr); |
| offset("#define THREAD_BUADDR ", struct task_struct, \ |
| thread.cp0_baduaddr); |
| offset("#define THREAD_ECODE ", struct task_struct, \ |
| thread.error_code); |
| offset("#define THREAD_TRAPNO ", struct task_struct, thread.trap_no); |
| offset("#define THREAD_TRAMP ", struct task_struct, \ |
| thread.irix_trampoline); |
| offset("#define THREAD_OLDCTX ", struct task_struct, \ |
| thread.irix_oldctx); |
| linefeed; |
| } |
| |
| void output_thread_fpu_defines(void) |
| { |
| offset("#define THREAD_FPR0 ", |
| struct task_struct, thread.fpu.fpr[0]); |
| offset("#define THREAD_FPR1 ", |
| struct task_struct, thread.fpu.fpr[1]); |
| offset("#define THREAD_FPR2 ", |
| struct task_struct, thread.fpu.fpr[2]); |
| offset("#define THREAD_FPR3 ", |
| struct task_struct, thread.fpu.fpr[3]); |
| offset("#define THREAD_FPR4 ", |
| struct task_struct, thread.fpu.fpr[4]); |
| offset("#define THREAD_FPR5 ", |
| struct task_struct, thread.fpu.fpr[5]); |
| offset("#define THREAD_FPR6 ", |
| struct task_struct, thread.fpu.fpr[6]); |
| offset("#define THREAD_FPR7 ", |
| struct task_struct, thread.fpu.fpr[7]); |
| offset("#define THREAD_FPR8 ", |
| struct task_struct, thread.fpu.fpr[8]); |
| offset("#define THREAD_FPR9 ", |
| struct task_struct, thread.fpu.fpr[9]); |
| offset("#define THREAD_FPR10 ", |
| struct task_struct, thread.fpu.fpr[10]); |
| offset("#define THREAD_FPR11 ", |
| struct task_struct, thread.fpu.fpr[11]); |
| offset("#define THREAD_FPR12 ", |
| struct task_struct, thread.fpu.fpr[12]); |
| offset("#define THREAD_FPR13 ", |
| struct task_struct, thread.fpu.fpr[13]); |
| offset("#define THREAD_FPR14 ", |
| struct task_struct, thread.fpu.fpr[14]); |
| offset("#define THREAD_FPR15 ", |
| struct task_struct, thread.fpu.fpr[15]); |
| offset("#define THREAD_FPR16 ", |
| struct task_struct, thread.fpu.fpr[16]); |
| offset("#define THREAD_FPR17 ", |
| struct task_struct, thread.fpu.fpr[17]); |
| offset("#define THREAD_FPR18 ", |
| struct task_struct, thread.fpu.fpr[18]); |
| offset("#define THREAD_FPR19 ", |
| struct task_struct, thread.fpu.fpr[19]); |
| offset("#define THREAD_FPR20 ", |
| struct task_struct, thread.fpu.fpr[20]); |
| offset("#define THREAD_FPR21 ", |
| struct task_struct, thread.fpu.fpr[21]); |
| offset("#define THREAD_FPR22 ", |
| struct task_struct, thread.fpu.fpr[22]); |
| offset("#define THREAD_FPR23 ", |
| struct task_struct, thread.fpu.fpr[23]); |
| offset("#define THREAD_FPR24 ", |
| struct task_struct, thread.fpu.fpr[24]); |
| offset("#define THREAD_FPR25 ", |
| struct task_struct, thread.fpu.fpr[25]); |
| offset("#define THREAD_FPR26 ", |
| struct task_struct, thread.fpu.fpr[26]); |
| offset("#define THREAD_FPR27 ", |
| struct task_struct, thread.fpu.fpr[27]); |
| offset("#define THREAD_FPR28 ", |
| struct task_struct, thread.fpu.fpr[28]); |
| offset("#define THREAD_FPR29 ", |
| struct task_struct, thread.fpu.fpr[29]); |
| offset("#define THREAD_FPR30 ", |
| struct task_struct, thread.fpu.fpr[30]); |
| offset("#define THREAD_FPR31 ", |
| struct task_struct, thread.fpu.fpr[31]); |
| |
| offset("#define THREAD_FCR31 ", |
| struct task_struct, thread.fpu.fcr31); |
| linefeed; |
| } |
| |
| void output_mm_defines(void) |
| { |
| text("/* Size of struct page */"); |
| size("#define STRUCT_PAGE_SIZE ", struct page); |
| linefeed; |
| text("/* Linux mm_struct offsets. */"); |
| offset("#define MM_USERS ", struct mm_struct, mm_users); |
| offset("#define MM_PGD ", struct mm_struct, pgd); |
| offset("#define MM_CONTEXT ", struct mm_struct, context); |
| linefeed; |
| constant("#define _PAGE_SIZE ", PAGE_SIZE); |
| constant("#define _PAGE_SHIFT ", PAGE_SHIFT); |
| linefeed; |
| constant("#define _PGD_T_SIZE ", sizeof(pgd_t)); |
| constant("#define _PMD_T_SIZE ", sizeof(pmd_t)); |
| constant("#define _PTE_T_SIZE ", sizeof(pte_t)); |
| linefeed; |
| constant("#define _PGD_T_LOG2 ", PGD_T_LOG2); |
| constant("#define _PMD_T_LOG2 ", PMD_T_LOG2); |
| constant("#define _PTE_T_LOG2 ", PTE_T_LOG2); |
| linefeed; |
| constant("#define _PMD_SHIFT ", PMD_SHIFT); |
| constant("#define _PGDIR_SHIFT ", PGDIR_SHIFT); |
| linefeed; |
| constant("#define _PTRS_PER_PGD ", PTRS_PER_PGD); |
| constant("#define _PTRS_PER_PMD ", PTRS_PER_PMD); |
| constant("#define _PTRS_PER_PTE ", PTRS_PER_PTE); |
| linefeed; |
| } |
| |
| #ifdef CONFIG_32BIT |
| void output_sc_defines(void) |
| { |
| text("/* Linux sigcontext offsets. */"); |
| offset("#define SC_REGS ", struct sigcontext, sc_regs); |
| offset("#define SC_FPREGS ", struct sigcontext, sc_fpregs); |
| offset("#define SC_ACX ", struct sigcontext, sc_acx); |
| offset("#define SC_MDHI ", struct sigcontext, sc_mdhi); |
| offset("#define SC_MDLO ", struct sigcontext, sc_mdlo); |
| offset("#define SC_PC ", struct sigcontext, sc_pc); |
| offset("#define SC_FPC_CSR ", struct sigcontext, sc_fpc_csr); |
| offset("#define SC_FPC_EIR ", struct sigcontext, sc_fpc_eir); |
| offset("#define SC_HI1 ", struct sigcontext, sc_hi1); |
| offset("#define SC_LO1 ", struct sigcontext, sc_lo1); |
| offset("#define SC_HI2 ", struct sigcontext, sc_hi2); |
| offset("#define SC_LO2 ", struct sigcontext, sc_lo2); |
| offset("#define SC_HI3 ", struct sigcontext, sc_hi3); |
| offset("#define SC_LO3 ", struct sigcontext, sc_lo3); |
| linefeed; |
| } |
| #endif |
| |
| #ifdef CONFIG_64BIT |
| void output_sc_defines(void) |
| { |
| text("/* Linux sigcontext offsets. */"); |
| offset("#define SC_REGS ", struct sigcontext, sc_regs); |
| offset("#define SC_FPREGS ", struct sigcontext, sc_fpregs); |
| offset("#define SC_MDHI ", struct sigcontext, sc_mdhi); |
| offset("#define SC_MDLO ", struct sigcontext, sc_mdlo); |
| offset("#define SC_PC ", struct sigcontext, sc_pc); |
| offset("#define SC_FPC_CSR ", struct sigcontext, sc_fpc_csr); |
| linefeed; |
| } |
| #endif |
| |
| #ifdef CONFIG_MIPS32_COMPAT |
| void output_sc32_defines(void) |
| { |
| text("/* Linux 32-bit sigcontext offsets. */"); |
| offset("#define SC32_FPREGS ", struct sigcontext32, sc_fpregs); |
| offset("#define SC32_FPC_CSR ", struct sigcontext32, sc_fpc_csr); |
| offset("#define SC32_FPC_EIR ", struct sigcontext32, sc_fpc_eir); |
| linefeed; |
| } |
| #endif |
| |
| void output_signal_defined(void) |
| { |
| text("/* Linux signal numbers. */"); |
| constant("#define _SIGHUP ", SIGHUP); |
| constant("#define _SIGINT ", SIGINT); |
| constant("#define _SIGQUIT ", SIGQUIT); |
| constant("#define _SIGILL ", SIGILL); |
| constant("#define _SIGTRAP ", SIGTRAP); |
| constant("#define _SIGIOT ", SIGIOT); |
| constant("#define _SIGABRT ", SIGABRT); |
| constant("#define _SIGEMT ", SIGEMT); |
| constant("#define _SIGFPE ", SIGFPE); |
| constant("#define _SIGKILL ", SIGKILL); |
| constant("#define _SIGBUS ", SIGBUS); |
| constant("#define _SIGSEGV ", SIGSEGV); |
| constant("#define _SIGSYS ", SIGSYS); |
| constant("#define _SIGPIPE ", SIGPIPE); |
| constant("#define _SIGALRM ", SIGALRM); |
| constant("#define _SIGTERM ", SIGTERM); |
| constant("#define _SIGUSR1 ", SIGUSR1); |
| constant("#define _SIGUSR2 ", SIGUSR2); |
| constant("#define _SIGCHLD ", SIGCHLD); |
| constant("#define _SIGPWR ", SIGPWR); |
| constant("#define _SIGWINCH ", SIGWINCH); |
| constant("#define _SIGURG ", SIGURG); |
| constant("#define _SIGIO ", SIGIO); |
| constant("#define _SIGSTOP ", SIGSTOP); |
| constant("#define _SIGTSTP ", SIGTSTP); |
| constant("#define _SIGCONT ", SIGCONT); |
| constant("#define _SIGTTIN ", SIGTTIN); |
| constant("#define _SIGTTOU ", SIGTTOU); |
| constant("#define _SIGVTALRM ", SIGVTALRM); |
| constant("#define _SIGPROF ", SIGPROF); |
| constant("#define _SIGXCPU ", SIGXCPU); |
| constant("#define _SIGXFSZ ", SIGXFSZ); |
| linefeed; |
| } |
| |
| void output_irq_cpustat_t_defines(void) |
| { |
| text("/* Linux irq_cpustat_t offsets. */"); |
| offset("#define IC_SOFTIRQ_PENDING ", irq_cpustat_t, __softirq_pending); |
| size("#define IC_IRQ_CPUSTAT_T ", irq_cpustat_t); |
| linefeed; |
| } |