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linux/arch/powerpc/kernel/ptrace/ptrace-decl.h

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powerpc/ptrace: split out VSX related functions. Move CONFIG_VSX functions out of ptrace.c, into ptrace-vsx.c and ptrace-novsx.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/dc8e20c8c95b7e83add0c6dd48f9470628896c5c.1582848567.git.christophe.leroy@c-s.fr
2020-02-28 08:14:41 +08:00
/* SPDX-License-Identifier: GPL-2.0-or-later */
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
2020-02-28 08:14:44 +08:00
/*
* 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))
powerpc/ptrace: move register viewing functions out of ptrace.c Create a dedicated ptrace-view.c file. 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/bfd8c3ed57c9057e4a5d3816737b5ee98c6f7e43.1582848567.git.christophe.leroy@c-s.fr
2020-02-28 08:14:45 +08:00
/*
* These are our native regset flavors.
*/
enum powerpc_regset {
REGSET_GPR,
REGSET_FPR,
#ifdef CONFIG_ALTIVEC
REGSET_VMX,
#endif
#ifdef CONFIG_VSX
REGSET_VSX,
#endif
#ifdef CONFIG_SPE
REGSET_SPE,
#endif
#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
REGSET_TM_CGPR, /* TM checkpointed GPR registers */
REGSET_TM_CFPR, /* TM checkpointed FPR registers */
REGSET_TM_CVMX, /* TM checkpointed VMX registers */
REGSET_TM_CVSX, /* TM checkpointed VSX registers */
REGSET_TM_SPR, /* TM specific SPR registers */
REGSET_TM_CTAR, /* TM checkpointed TAR register */
REGSET_TM_CPPR, /* TM checkpointed PPR register */
REGSET_TM_CDSCR, /* TM checkpointed DSCR register */
#endif
#ifdef CONFIG_PPC64
REGSET_PPR, /* PPR register */
REGSET_DSCR, /* DSCR register */
#endif
#ifdef CONFIG_PPC_BOOK3S_64
REGSET_TAR, /* TAR register */
REGSET_EBB, /* EBB registers */
REGSET_PMR, /* Performance Monitor Registers */
#endif
#ifdef CONFIG_PPC_MEM_KEYS
REGSET_PKEY, /* AMR register */
#endif
};
powerpc/ptrace: split out VSX related functions. Move CONFIG_VSX functions out of ptrace.c, into ptrace-vsx.c and ptrace-novsx.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/dc8e20c8c95b7e83add0c6dd48f9470628896c5c.1582848567.git.christophe.leroy@c-s.fr
2020-02-28 08:14:41 +08:00
/* ptrace-(no)vsx */
int fpr_get(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf);
int fpr_set(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf);
/* ptrace-vsx */
int vsr_active(struct task_struct *target, const struct user_regset *regset);
int vsr_get(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf);
int vsr_set(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf);
powerpc/ptrace: split out ALTIVEC related functions. Move CONFIG_ALTIVEC functions out of ptrace.c, into ptrace-altivec.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/35dae891d01c817fca0fd6ab406a3a2c7bf07f60.1582848567.git.christophe.leroy@c-s.fr
2020-02-28 08:14:42 +08:00
/* ptrace-altivec */
int vr_active(struct task_struct *target, const struct user_regset *regset);
int vr_get(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf);
int vr_set(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf);
powerpc/ptrace: split out SPE related functions. Move CONFIG_SPE functions out of ptrace.c, into ptrace-spe.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/0f17a331760310b5562fae3791cdd3cf9c64237b.1582848567.git.christophe.leroy@c-s.fr
2020-02-28 08:14:43 +08:00
/* ptrace-spe */
int evr_active(struct task_struct *target, const struct user_regset *regset);
int evr_get(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf);
int evr_set(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf);
powerpc/ptrace: split out VSX related functions. Move CONFIG_VSX functions out of ptrace.c, into ptrace-vsx.c and ptrace-novsx.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/dc8e20c8c95b7e83add0c6dd48f9470628896c5c.1582848567.git.christophe.leroy@c-s.fr
2020-02-28 08:14:41 +08:00
/* ptrace */
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
2020-02-28 08:14:44 +08:00
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 */
powerpc/ptrace: split out VSX related functions. Move CONFIG_VSX functions out of ptrace.c, into ptrace-vsx.c and ptrace-novsx.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/dc8e20c8c95b7e83add0c6dd48f9470628896c5c.1582848567.git.christophe.leroy@c-s.fr
2020-02-28 08:14:41 +08:00
#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
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
2020-02-28 08:14:44 +08:00
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);
powerpc/ptrace: move register viewing functions out of ptrace.c Create a dedicated ptrace-view.c file. 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/bfd8c3ed57c9057e4a5d3816737b5ee98c6f7e43.1582848567.git.christophe.leroy@c-s.fr
2020-02-28 08:14:45 +08:00
/* ptrace-view */
extern const struct user_regset_view user_ppc_native_view;
powerpc/ptrace: split out ADV_DEBUG_REGS related functions. Move ADV_DEBUG_REGS functions out of ptrace.c, into ptrace-adv.c and ptrace-noadv.c Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> [mpe: Squash in fixup patch from Christophe] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/e2bd7d275bd5933d848aad4fee3ca652a14d039b.1582848567.git.christophe.leroy@c-s.fr
2020-02-28 08:14:46 +08:00
/* ptrace-(no)adv */
int ptrace_set_debugreg(struct task_struct *task, unsigned long addr, unsigned long data);
long ppc_set_hwdebug(struct task_struct *child, struct ppc_hw_breakpoint *bp_info);
long ppc_del_hwdebug(struct task_struct *child, long data);