freebsd-dev/sys/arm/include/machdep.h
Michal Meloun a86d798210 Save VFP state in getcontext(3) on ARM.
This is a last followup of r315974, which fixes userland part
of VFP save/restore problems described in PR 217611.

PR:		217611
MFC after:	2 weeks
2017-10-16 12:53:54 +00:00

65 lines
1.8 KiB
C

/* $NetBSD: machdep.h,v 1.7 2002/02/21 02:52:21 thorpej Exp $ */
/* $FreeBSD$ */
#ifndef _MACHDEP_BOOT_MACHDEP_H_
#define _MACHDEP_BOOT_MACHDEP_H_
/* Structs that need to be initialised by initarm */
#if __ARM_ARCH >= 6
extern vm_offset_t irqstack;
extern vm_offset_t undstack;
extern vm_offset_t abtstack;
#else
struct pv_addr;
extern struct pv_addr irqstack;
extern struct pv_addr undstack;
extern struct pv_addr abtstack;
#endif
/* Define various stack sizes in pages */
#define IRQ_STACK_SIZE 1
#define ABT_STACK_SIZE 1
#define UND_STACK_SIZE 1
/* misc prototypes used by the many arm machdeps */
struct trapframe;
void arm_lock_cache_line(vm_offset_t);
void init_proc0(vm_offset_t kstack);
void halt(void);
void abort_handler(struct trapframe *, int );
void set_stackptrs(int cpu);
void undefinedinstruction_bounce(struct trapframe *);
/* Early boot related helper functions */
struct arm_boot_params;
vm_offset_t default_parse_boot_param(struct arm_boot_params *abp);
vm_offset_t fake_preload_metadata(struct arm_boot_params *abp,
void *dtb_ptr, size_t dtb_size);
vm_offset_t parse_boot_param(struct arm_boot_params *abp);
void arm_parse_fdt_bootargs(void);
void arm_print_kenv(void);
void arm_generic_initclocks(void);
int arm_get_vfpstate(struct thread *td, void *args);
/* Board-specific attributes */
void board_set_serial(uint64_t);
void board_set_revision(uint32_t);
int arm_predict_branch(void *, u_int, register_t, register_t *,
u_int (*)(void*, int), u_int (*)(void*, vm_offset_t, u_int*));
#ifdef PLATFORM
typedef void delay_func(int, void *);
void arm_set_delay(delay_func *, void *);
#endif
#ifdef EFI
struct efi_map_header;
struct mem_region;
void arm_add_efi_map_entries(struct efi_map_header *efihdr,
struct mem_region *mr, int *mrcnt);
#endif
#endif /* !_MACHINE_MACHDEP_H_ */