937a801576
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
339 lines
14 KiB
C
339 lines
14 KiB
C
/*
|
|
* 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);
|
|
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, thread_info);
|
|
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_ORDER ", THREAD_SIZE_ORDER);
|
|
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_MFLAGS ", struct task_struct, thread.mflags);
|
|
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 _PGD_ORDER ", PGD_ORDER);
|
|
constant("#define _PMD_ORDER ", PMD_ORDER);
|
|
constant("#define _PTE_ORDER ", PTE_ORDER);
|
|
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_MDHI ", struct sigcontext, sc_mdhi);
|
|
offset("#define SC_MDLO ", struct sigcontext, sc_mdlo);
|
|
offset("#define SC_PC ", struct sigcontext, sc_pc);
|
|
offset("#define SC_STATUS ", struct sigcontext, sc_status);
|
|
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;
|
|
}
|