102 lines
2.0 KiB
C
102 lines
2.0 KiB
C
/*
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** Copyright 2003-2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
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** Distributed under the terms of the Haiku License.
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*/
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#ifndef _KERNEL_ARCH_M68K_CPU_H
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#define _KERNEL_ARCH_M68K_CPU_H
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#ifndef _ASSEMBLER
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#include <arch/arm/arch_thread_types.h>
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#include <kernel.h>
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#endif // !_ASSEMBLER
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#ifndef _ASSEMBLER
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/* raw exception frames */
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#warning ARM: check for missing regs/movem
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struct iframe {
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uint32 r0;
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uint32 r1;
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uint32 r2;
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uint32 r3;
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uint32 r4;
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uint32 r5;
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uint32 r6;
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uint32 r7;
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uint32 r8;
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uint32 r9;
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uint32 r10;
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uint32 r11;
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uint32 r12;
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uint32 r13;
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uint32 lr;
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uint32 pc;
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uint32 cpsr;
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} _PACKED;
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typedef struct arch_cpu_info {
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int null;
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} arch_cpu_info;
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#ifdef __cplusplus
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extern "C" {
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#endif
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//extern void sethid0(unsigned int val);
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//extern unsigned int getl2cr(void);
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//extern void setl2cr(unsigned int val);
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extern long long get_time_base(void);
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//void __m68k_setup_system_time(vint32 *cvFactor);
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// defined in libroot: os/arch/system_time.c
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//int64 __m68k_get_time_base(void);
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// defined in libroot: os/arch/system_time_asm.S
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extern void arm_context_switch(void **_oldStackPointer, void *newStackPointer);
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extern bool arm_set_fault_handler(addr_t *handlerLocation, addr_t handler)
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__attribute__((noinline));
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//extern bool m68k_is_hw_register_readable(addr_t address);
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//extern bool m68k_is_hw_register_writable(addr_t address, uint16 value);
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// defined in kernel: arch/m68k/cpu_asm.S
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#ifdef __cplusplus
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}
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#endif
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struct arm_cpu_ops {
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void (*flush_insn_pipeline)(void);
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void (*flush_atc_all)(void);
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void (*flush_atc_user)(void);
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void (*flush_atc_addr)(addr_t addr);
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void (*flush_dcache)(addr_t address, size_t len);
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void (*flush_icache)(addr_t address, size_t len);
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void (*idle)(void);
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};
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#warning ARM:check cpu_ops
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extern struct arm_cpu_ops cpu_ops;
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//#define
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extern int arch_cpu_type;
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extern int arch_fpu_type;
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extern int arch_mmu_type;
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extern int arch_platform;
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extern int arch_machine;
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#endif // !_ASSEMBLER
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#endif /* _KERNEL_ARCH_ARM_CPU_H */
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