/* ** Copyright 2003-2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved. ** Distributed under the terms of the Haiku License. */ #ifndef _KERNEL_ARCH_PPC_CPU_H #define _KERNEL_ARCH_PPC_CPU_H #include #include #define PAGE_SIZE 4096 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_EXCEPTIONS_ENABLED = 1L << 15, // EE 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 */