90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
/* $NetBSD: machdep.h,v 1.16 2012/09/01 12:19:32 martin Exp $ */
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#ifndef _ARM32_BOOT_MACHDEP_H_
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#define _ARM32_BOOT_MACHDEP_H_
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/* Define various stack sizes in pages */
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#ifndef IRQ_STACK_SIZE
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#define IRQ_STACK_SIZE 1
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#endif
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#ifndef ABT_STACK_SIZE
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#define ABT_STACK_SIZE 1
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#endif
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#ifndef UND_STACK_SIZE
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#ifdef IPKDB
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#define UND_STACK_SIZE 2
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#else
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#define UND_STACK_SIZE 1
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#endif
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#endif
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#ifndef FIQ_STACK_SIZE
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#define FIQ_STACK_SIZE 1
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#endif
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extern void (*cpu_reset_address)(void);
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extern paddr_t cpu_reset_address_paddr;
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extern u_int data_abort_handler_address;
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extern u_int prefetch_abort_handler_address;
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// extern u_int undefined_handler_address;
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#define undefined_handler_address (curcpu()->ci_undefsave[2])
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struct bootmem_info {
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paddr_t bmi_start;
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paddr_t bmi_kernelstart;
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paddr_t bmi_kernelend;
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paddr_t bmi_end;
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pv_addrqh_t bmi_freechunks;
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pv_addrqh_t bmi_chunks; /* sorted list of memory to be mapped */
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pv_addr_t bmi_freeblocks[4];
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/*
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* These need to be static for pmap's kernel_pt list.
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*/
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pv_addr_t bmi_vector_l2pt;
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pv_addr_t bmi_io_l2pt;
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pv_addr_t bmi_l2pts[16];
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u_int bmi_freepages;
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u_int bmi_nfreeblocks;
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};
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extern struct bootmem_info bootmem_info;
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extern char *booted_kernel;
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extern volatile uint32_t arm_cpu_hatched;
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extern uint32_t arm_cpu_mbox;
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extern u_int arm_cpu_max;
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/* misc prototypes used by the many arm machdeps */
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void cortex_pmc_ccnt_init(void);
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void cpu_hatch(struct cpu_info *, cpuid_t, void (*)(struct cpu_info *));
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void halt(void);
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void parse_mi_bootargs(char *);
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void data_abort_handler(trapframe_t *);
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void prefetch_abort_handler(trapframe_t *);
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void undefinedinstruction_bounce(trapframe_t *);
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void dumpsys(void);
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/*
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* note that we use void *as all the platforms have different ideas on what
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* the structure is
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*/
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u_int initarm(void *);
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struct pmap_devmap;
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struct boot_physmem;
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void arm32_bootmem_init(paddr_t memstart, psize_t memsize, paddr_t kernelstart);
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void arm32_kernel_vm_init(vaddr_t kvm_base, vaddr_t vectors,
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vaddr_t iovbase /* (can be zero) */,
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const struct pmap_devmap *devmap, bool mapallmem_p);
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vaddr_t initarm_common(vaddr_t kvm_base, vsize_t kvm_size,
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const struct boot_physmem *bp, size_t nbp);
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/* from arm/arm32/intr.c */
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void dosoftints(void);
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void set_spl_masks(void);
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#ifdef DIAGNOSTIC
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void dump_spl_masks(void);
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#endif
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#endif
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