de62827a8a
implementations. Early in the boot the kernel will use an approximate, however after the timer has been probed it will switch to a more accurate implementation. Reviewed by: manu Sponsored by: ABT Systems Ltd Differential Revision: https://reviews.freebsd.org/D5762
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* $NetBSD: machdep.h,v 1.7 2002/02/21 02:52:21 thorpej Exp $ */
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/* $FreeBSD$ */
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#ifndef _MACHDEP_BOOT_MACHDEP_H_
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#define _MACHDEP_BOOT_MACHDEP_H_
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#include <machine/acle-compat.h>
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/* Structs that need to be initialised by initarm */
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#if __ARM_ARCH >= 6
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extern vm_offset_t irqstack;
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extern vm_offset_t undstack;
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extern vm_offset_t abtstack;
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#else
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struct pv_addr;
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extern struct pv_addr irqstack;
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extern struct pv_addr undstack;
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extern struct pv_addr abtstack;
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#endif
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/* Define various stack sizes in pages */
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#define IRQ_STACK_SIZE 1
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#define ABT_STACK_SIZE 1
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#define UND_STACK_SIZE 1
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/* misc prototypes used by the many arm machdeps */
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struct trapframe;
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void arm_lock_cache_line(vm_offset_t);
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void init_proc0(vm_offset_t kstack);
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void halt(void);
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void abort_handler(struct trapframe *, int );
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void set_stackptrs(int cpu);
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void undefinedinstruction_bounce(struct trapframe *);
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/* Early boot related helper functions */
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struct arm_boot_params;
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vm_offset_t default_parse_boot_param(struct arm_boot_params *abp);
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vm_offset_t freebsd_parse_boot_param(struct arm_boot_params *abp);
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vm_offset_t linux_parse_boot_param(struct arm_boot_params *abp);
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vm_offset_t fake_preload_metadata(struct arm_boot_params *abp,
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void *dtb_ptr, size_t dtb_size);
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vm_offset_t parse_boot_param(struct arm_boot_params *abp);
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void arm_generic_initclocks(void);
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/* Board-specific attributes */
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void board_set_serial(uint64_t);
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void board_set_revision(uint32_t);
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int arm_predict_branch(void *, u_int, register_t, register_t *,
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u_int (*)(void*, int), u_int (*)(void*, vm_offset_t, u_int*));
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#ifdef MULTIDELAY
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typedef void delay_func(int, void *);
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void arm_set_delay(delay_func *, void *);
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#endif
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#endif /* !_MACHINE_MACHDEP_H_ */
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