machdep.h revision 298854 
1/* $NetBSD: machdep.h,v 1.7 2002/02/21 02:52:21 thorpej Exp $ */
2/* $FreeBSD: head/sys/arm/include/machdep.h 298854 2016-04-30 17:27:33Z andrew $ */
3
4#ifndef _MACHDEP_BOOT_MACHDEP_H_
5#define _MACHDEP_BOOT_MACHDEP_H_
6
7#include <machine/acle-compat.h>
8
9/* Structs that need to be initialised by initarm */
10#if __ARM_ARCH >= 6
11extern vm_offset_t irqstack;
12extern vm_offset_t undstack;
13extern vm_offset_t abtstack;
14#else
15struct pv_addr;
16extern struct pv_addr irqstack;
17extern struct pv_addr undstack;
18extern struct pv_addr abtstack;
19#endif
20
21/* Define various stack sizes in pages */
22#define IRQ_STACK_SIZE	1
23#define ABT_STACK_SIZE	1
24#define UND_STACK_SIZE	1
25
26/* misc prototypes used by the many arm machdeps */
27struct trapframe;
28void arm_lock_cache_line(vm_offset_t);
29void init_proc0(vm_offset_t kstack);
30void halt(void);
31void abort_handler(struct trapframe *, int );
32void set_stackptrs(int cpu);
33void undefinedinstruction_bounce(struct trapframe *);
34
35/* Early boot related helper functions */
36struct arm_boot_params;
37vm_offset_t default_parse_boot_param(struct arm_boot_params *abp);
38vm_offset_t freebsd_parse_boot_param(struct arm_boot_params *abp);
39vm_offset_t linux_parse_boot_param(struct arm_boot_params *abp);
40vm_offset_t fake_preload_metadata(struct arm_boot_params *abp,
41    void *dtb_ptr, size_t dtb_size);
42vm_offset_t parse_boot_param(struct arm_boot_params *abp);
43void arm_generic_initclocks(void);
44
45/* Board-specific attributes */
46void board_set_serial(uint64_t);
47void board_set_revision(uint32_t);
48
49int arm_predict_branch(void *, u_int, register_t, register_t *,
50    u_int (*)(void*, int), u_int (*)(void*, vm_offset_t, u_int*));
51
52#ifdef MULTIDELAY
53typedef void delay_func(int, void *);
54void arm_set_delay(delay_func *, void *);
55#endif
56
57#endif /* !_MACHINE_MACHDEP_H_ */
58