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author | Christophe Leroy <christophe.leroy@c-s.fr> | 2020-02-28 00:14:44 +0000 |
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committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-04-01 14:30:48 +1100 |
commit | 7c1f8db019f82e5f81bf1a84fd8b064d5d01652a (patch) | |
tree | 436b806ea60f3e065c4cf30b78c5a4afe05a780b /arch/powerpc/kernel/ptrace/ptrace-decl.h | |
parent | powerpc/ptrace: split out SPE related functions. (diff) | |
download | linux-dev-7c1f8db019f82e5f81bf1a84fd8b064d5d01652a.tar.xz linux-dev-7c1f8db019f82e5f81bf1a84fd8b064d5d01652a.zip |
powerpc/ptrace: split out TRANSACTIONAL_MEM related functions.
Move TRANSACTIONAL_MEM functions out of ptrace.c, into
ptrace-tm.c
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/2d0ef3bb2610c0344bd42252c7134f429818c000.1582848567.git.christophe.leroy@c-s.fr
Diffstat (limited to 'arch/powerpc/kernel/ptrace/ptrace-decl.h')
-rw-r--r-- | arch/powerpc/kernel/ptrace/ptrace-decl.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/ptrace/ptrace-decl.h b/arch/powerpc/kernel/ptrace/ptrace-decl.h index 8a362f97f1d6..8d076818f1de 100644 --- a/arch/powerpc/kernel/ptrace/ptrace-decl.h +++ b/arch/powerpc/kernel/ptrace/ptrace-decl.h @@ -1,5 +1,27 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Set of msr bits that gdb can change on behalf of a process. + */ +#ifdef CONFIG_PPC_ADV_DEBUG_REGS +#define MSR_DEBUGCHANGE 0 +#else +#define MSR_DEBUGCHANGE (MSR_SE | MSR_BE) +#endif + +/* + * Max register writeable via put_reg + */ +#ifdef CONFIG_PPC32 +#define PT_MAX_PUT_REG PT_MQ +#else +#define PT_MAX_PUT_REG PT_CCR +#endif + +#define TVSO(f) (offsetof(struct thread_vr_state, f)) +#define TFSO(f) (offsetof(struct thread_fp_state, f)) +#define TSO(f) (offsetof(struct thread_struct, f)) + /* ptrace-(no)vsx */ int fpr_get(struct task_struct *target, const struct user_regset *regset, @@ -37,8 +59,75 @@ int evr_set(struct task_struct *target, const struct user_regset *regset, /* ptrace */ +int gpr32_get_common(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + void *kbuf, void __user *ubuf, + unsigned long *regs); +int gpr32_set_common(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf, + unsigned long *regs); + +/* ptrace-tm */ + #ifdef CONFIG_PPC_TRANSACTIONAL_MEM void flush_tmregs_to_thread(struct task_struct *tsk); #else static inline void flush_tmregs_to_thread(struct task_struct *tsk) { } #endif + +int tm_cgpr_active(struct task_struct *target, const struct user_regset *regset); +int tm_cgpr_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf); +int tm_cgpr_set(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); +int tm_cfpr_active(struct task_struct *target, const struct user_regset *regset); +int tm_cfpr_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf); +int tm_cfpr_set(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); +int tm_cvmx_active(struct task_struct *target, const struct user_regset *regset); +int tm_cvmx_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf); +int tm_cvmx_set(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); +int tm_cvsx_active(struct task_struct *target, const struct user_regset *regset); +int tm_cvsx_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf); +int tm_cvsx_set(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); +int tm_spr_active(struct task_struct *target, const struct user_regset *regset); +int tm_spr_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf); +int tm_spr_set(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); +int tm_tar_active(struct task_struct *target, const struct user_regset *regset); +int tm_tar_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf); +int tm_tar_set(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); +int tm_ppr_active(struct task_struct *target, const struct user_regset *regset); +int tm_ppr_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf); +int tm_ppr_set(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); +int tm_dscr_active(struct task_struct *target, const struct user_regset *regset); +int tm_dscr_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf); +int tm_dscr_set(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); +int tm_cgpr32_get(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf); +int tm_cgpr32_set(struct task_struct *target, const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); |