xref: /freebsd/sys/arm/include/machdep.h (revision cc16dea626cf2fc80cde667ac4798065108e596c)
1 /* $NetBSD: machdep.h,v 1.7 2002/02/21 02:52:21 thorpej Exp $ */
2 /* $FreeBSD$ */
3 
4 #ifndef _MACHDEP_BOOT_MACHDEP_H_
5 #define _MACHDEP_BOOT_MACHDEP_H_
6 
7 /* Structs that need to be initialised by initarm */
8 struct pv_addr;
9 extern struct pv_addr irqstack;
10 extern struct pv_addr undstack;
11 extern struct pv_addr abtstack;
12 
13 /* Define various stack sizes in pages */
14 #define IRQ_STACK_SIZE	1
15 #define ABT_STACK_SIZE	1
16 #define UND_STACK_SIZE	1
17 
18 /* misc prototypes used by the many arm machdeps */
19 struct trapframe;
20 void arm_lock_cache_line(vm_offset_t);
21 void init_proc0(vm_offset_t kstack);
22 void halt(void);
23 void data_abort_handler(struct trapframe *);
24 void prefetch_abort_handler(struct trapframe *);
25 void set_stackptrs(int cpu);
26 void undefinedinstruction_bounce(struct trapframe *);
27 
28 /* Early boot related helper functions */
29 struct arm_boot_params;
30 vm_offset_t default_parse_boot_param(struct arm_boot_params *abp);
31 vm_offset_t freebsd_parse_boot_param(struct arm_boot_params *abp);
32 vm_offset_t linux_parse_boot_param(struct arm_boot_params *abp);
33 vm_offset_t fake_preload_metadata(struct arm_boot_params *abp);
34 vm_offset_t parse_boot_param(struct arm_boot_params *abp);
35 
36 /* Called by initarm */
37 vm_offset_t initarm_lastaddr(void);
38 void initarm_gpio_init(void);
39 void initarm_late_init(void);
40 int platform_devmap_init(void);
41 
42 /* Board-specific attributes */
43 void board_set_serial(uint64_t);
44 void board_set_revision(uint32_t);
45 
46 /* Needs to be initialised by platform_devmap_init */
47 extern const struct pmap_devmap *pmap_devmap_bootstrap_table;
48 
49 /* Setup standard arrays */
50 void arm_dump_avail_init( vm_offset_t memsize, size_t max);
51 
52 #endif /* !_MACHINE_MACHDEP_H_ */
53