diff options
Diffstat (limited to 'include/asm-ppc/ptrace.h')
| -rw-r--r-- | include/asm-ppc/ptrace.h | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/include/asm-ppc/ptrace.h b/include/asm-ppc/ptrace.h deleted file mode 100644 index 7043c164b537..000000000000 --- a/include/asm-ppc/ptrace.h +++ /dev/null @@ -1,152 +0,0 @@ -#ifndef _PPC_PTRACE_H -#define _PPC_PTRACE_H - -/* - * This struct defines the way the registers are stored on the - * kernel stack during a system call or other kernel entry. - * - * this should only contain volatile regs - * since we can keep non-volatile in the thread_struct - * should set this up when only volatiles are saved - * by intr code. - * - * Since this is going on the stack, *CARE MUST BE TAKEN* to insure - * that the overall structure is a multiple of 16 bytes in length. - * - * Note that the offsets of the fields in this struct correspond with - * the PT_* values below. This simplifies arch/ppc/kernel/ptrace.c. - */ - -#ifndef __ASSEMBLY__ -struct pt_regs { - unsigned long gpr[32]; - unsigned long nip; - unsigned long msr; - unsigned long orig_gpr3; /* Used for restarting system calls */ - unsigned long ctr; - unsigned long link; - unsigned long xer; - unsigned long ccr; - unsigned long mq; /* 601 only (not used at present) */ - /* Used on APUS to hold IPL value. */ - unsigned long trap; /* Reason for being here */ - /* N.B. for critical exceptions on 4xx, the dar and dsisr - fields are overloaded to hold srr0 and srr1. */ - unsigned long dar; /* Fault registers */ - unsigned long dsisr; /* on 4xx/Book-E used for ESR */ - unsigned long result; /* Result of a system call */ -}; - -#endif /* __ASSEMBLY__ */ - -#ifdef __KERNEL__ -#define STACK_FRAME_OVERHEAD 16 /* size of minimum stack frame */ - -/* Size of stack frame allocated when calling signal handler. */ -#define __SIGNAL_FRAMESIZE 64 - -#ifndef __ASSEMBLY__ -#define instruction_pointer(regs) ((regs)->nip) -#ifdef CONFIG_SMP -extern unsigned long profile_pc(struct pt_regs *regs); -#else -#define profile_pc(regs) instruction_pointer(regs) -#endif - -#define user_mode(regs) (((regs)->msr & MSR_PR) != 0) - -#define force_successful_syscall_return() \ - do { \ - current_thread_info()->local_flags |= _TIFL_FORCE_NOERROR; \ - } while(0) - -/* - * We use the least-significant bit of the trap field to indicate - * whether we have saved the full set of registers, or only a - * partial set. A 1 there means the partial set. - * On 4xx we use the next bit to indicate whether the exception - * is a critical exception (1 means it is). - */ -#define FULL_REGS(regs) (((regs)->trap & 1) == 0) -#define IS_CRITICAL_EXC(regs) (((regs)->trap & 2) == 0) -#define TRAP(regs) ((regs)->trap & ~0xF) - -#define CHECK_FULL_REGS(regs) \ -do { \ - if ((regs)->trap & 1) \ - printk(KERN_CRIT "%s: partial register set\n", __FUNCTION__); \ -} while (0) -#endif /* __ASSEMBLY__ */ - -#endif /* __KERNEL__ */ - -/* - * Offsets used by 'ptrace' system call interface. - * These can't be changed without breaking binary compatibility - * with MkLinux, etc. - */ -#define PT_R0 0 -#define PT_R1 1 -#define PT_R2 2 -#define PT_R3 3 -#define PT_R4 4 -#define PT_R5 5 -#define PT_R6 6 -#define PT_R7 7 -#define PT_R8 8 -#define PT_R9 9 -#define PT_R10 10 -#define PT_R11 11 -#define PT_R12 12 -#define PT_R13 13 -#define PT_R14 14 -#define PT_R15 15 -#define PT_R16 16 -#define PT_R17 17 -#define PT_R18 18 -#define PT_R19 19 -#define PT_R20 20 -#define PT_R21 21 -#define PT_R22 22 -#define PT_R23 23 -#define PT_R24 24 -#define PT_R25 25 -#define PT_R26 26 -#define PT_R27 27 -#define PT_R28 28 -#define PT_R29 29 -#define PT_R30 30 -#define PT_R31 31 - -#define PT_NIP 32 -#define PT_MSR 33 -#ifdef __KERNEL__ -#define PT_ORIG_R3 34 -#endif -#define PT_CTR 35 -#define PT_LNK 36 -#define PT_XER 37 -#define PT_CCR 38 -#define PT_MQ 39 - -#define PT_FPR0 48 /* each FP reg occupies 2 slots in this space */ -#define PT_FPR31 (PT_FPR0 + 2*31) -#define PT_FPSCR (PT_FPR0 + 2*32 + 1) - -/* Get/set all the altivec registers vr0..vr31, vscr, vrsave, in one go */ -#define PTRACE_GETVRREGS 18 -#define PTRACE_SETVRREGS 19 - -/* Get/set all the upper 32-bits of the SPE registers, accumulator, and - * spefscr, in one go */ -#define PTRACE_GETEVRREGS 20 -#define PTRACE_SETEVRREGS 21 - -/* - * Get or set a debug register. The first 16 are DABR registers and the - * second 16 are IABR registers. - */ -#define PTRACE_GET_DEBUGREG 25 -#define PTRACE_SET_DEBUGREG 26 - -#endif |