diff options
| -rw-r--r-- | arch/powerpc/kernel/Makefile | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/ptrace.c | 52 |
2 files changed, 54 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index 58dbfeff9b4..ac07112b65d 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -2,6 +2,8 @@ # Makefile for the linux kernel. # +CFLAGS_ptrace.o += -DUTS_MACHINE='"$(UTS_MACHINE)"' + ifeq ($(CONFIG_PPC64),y) CFLAGS_prom_init.o += -mno-minimal-toc endif diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index d9b952faee7..eb00274e84b 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -455,6 +455,58 @@ static int set_evrregs(struct task_struct *task, unsigned long *data) #endif /* CONFIG_SPE */ +/* + * These are our native regset flavors. + */ +enum powerpc_regset { + REGSET_GPR, + REGSET_FPR, +#ifdef CONFIG_ALTIVEC + REGSET_VMX, +#endif +#ifdef CONFIG_SPE + REGSET_SPE, +#endif +}; + +static const struct user_regset native_regsets[] = { + [REGSET_GPR] = { + .core_note_type = NT_PRSTATUS, .n = ELF_NGREG, + .size = sizeof(long), .align = sizeof(long), + .get = gpr_get, .set = gpr_set + }, + [REGSET_FPR] = { + .core_note_type = NT_PRFPREG, .n = ELF_NFPREG, + .size = sizeof(double), .align = sizeof(double), + .get = fpr_get, .set = fpr_set + }, +#ifdef CONFIG_ALTIVEC + [REGSET_VMX] = { + .core_note_type = NT_PPC_VMX, .n = 34, + .size = sizeof(vector128), .align = sizeof(vector128), + .active = vr_active, .get = vr_get, .set = vr_set + }, +#endif +#ifdef CONFIG_SPE + [REGSET_SPE] = { + .n = 35, + .size = sizeof(u32), .align = sizeof(u32), + .active = evr_active, .get = evr_get, .set = evr_set + }, +#endif +}; + +static const struct user_regset_view user_ppc_native_view = { + .name = UTS_MACHINE, .e_machine = ELF_ARCH, .ei_osabi = ELF_OSABI, + .regsets = native_regsets, .n = ARRAY_SIZE(native_regsets) +}; + +const struct user_regset_view *task_user_regset_view(struct task_struct *task) +{ + return &user_ppc_native_view; +} + + void user_enable_single_step(struct task_struct *task) { struct pt_regs *regs = task->thread.regs; |