haiku/headers/private/kernel/arch/ppc/arch_cpu.h

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/*
** Copyright 2003, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
** Distributed under the terms of the OpenBeOS License.
*/
#ifndef _KERNEL_ARCH_PPC_CPU_H
#define _KERNEL_ARCH_PPC_CPU_H
#include <arch/ppc/thread_struct.h>
#include <kernel.h>
#define PAGE_SIZE 4096
#define _BIG_ENDIAN 1
#define _LITTLE_ENDIAN 0
#define ATOMIC64_FUNCS_ARE_SYSCALLS 1
struct iframe {
uint32 srr0;
uint32 srr1;
uint32 dar;
uint32 dsisr;
uint32 lr;
uint32 cr;
uint32 xer;
uint32 ctr;
uint32 r31;
uint32 r30;
uint32 r29;
uint32 r28;
uint32 r27;
uint32 r26;
uint32 r25;
uint32 r24;
uint32 r23;
uint32 r22;
uint32 r21;
uint32 r20;
uint32 r19;
uint32 r18;
uint32 r17;
uint32 r16;
uint32 r15;
uint32 r14;
uint32 r13;
uint32 r12;
uint32 r11;
uint32 r10;
uint32 r9;
uint32 r8;
uint32 r7;
uint32 r6;
uint32 r5;
uint32 r4;
uint32 r3;
uint32 r2;
uint32 r1;
uint32 r0;
};
enum machine_state {
MSR_PRIVILEGE_LEVEL = 1L << 14, // PR
MSR_FP_AVAILABLE = 1L << 13, // FP
MSR_MACHINE_CHECK_ENABLED = 1L << 12, // ME
MSR_EXCEPTION_PREFIX = 1L << 6, // IP
MSR_INST_ADDRESS_TRANSLATION = 1L << 5, // IR
MSR_DATA_ADDRESS_TRANSLATION = 1L << 4, // DR
};
struct block_address_translation;
#ifdef __cplusplus
extern "C" {
#endif
extern uint32 get_sdr1(void);
extern void set_sdr1(uint32 value);
extern uint32 get_sr(void *virtualAddress);
extern void set_sr(void *virtualAddress, uint32 value);
extern uint32 get_msr(void);
extern uint32 set_msr(uint32 value);
extern void set_ibat0(struct block_address_translation *bat);
extern void set_ibat1(struct block_address_translation *bat);
extern void set_ibat2(struct block_address_translation *bat);
extern void set_ibat3(struct block_address_translation *bat);
extern void set_dbat0(struct block_address_translation *bat);
extern void set_dbat1(struct block_address_translation *bat);
extern void set_dbat2(struct block_address_translation *bat);
extern void set_dbat3(struct block_address_translation *bat);
extern void get_ibat0(struct block_address_translation *bat);
extern void get_ibat1(struct block_address_translation *bat);
extern void get_ibat2(struct block_address_translation *bat);
extern void get_ibat3(struct block_address_translation *bat);
extern void get_dbat0(struct block_address_translation *bat);
extern void get_dbat1(struct block_address_translation *bat);
extern void get_dbat2(struct block_address_translation *bat);
extern void get_dbat3(struct block_address_translation *bat);
extern void reset_ibats(void);
extern void reset_dbats(void);
//extern void sethid0(unsigned int val);
//extern unsigned int getl2cr(void);
//extern void setl2cr(unsigned int val);
extern long long get_time_base(void);
extern void ppc_context_switch(void **_oldStackPointer, void *newStackPointer);
#ifdef __cplusplus
}
#endif
#define eieio() asm volatile("eieio")
#define isync() asm volatile("isync")
#define tlbsync() asm volatile("tlbsync")
#endif /* _KERNEL_ARCH_PPC_CPU_H */