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#define CPU_PPC_H |
#define CPU_PPC_H |
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/* |
/* |
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* Copyright (C) 2005 Anders Gavare. All rights reserved. |
* Copyright (C) 2005-2006 Anders Gavare. All rights reserved. |
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* |
* |
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* Redistribution and use in source and binary forms, with or without |
* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are met: |
* modification, are permitted provided that the following conditions are met: |
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* SUCH DAMAGE. |
* SUCH DAMAGE. |
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* |
* |
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* |
* |
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* $Id: cpu_ppc.h,v 1.55 2005/11/24 01:15:07 debug Exp $ |
* $Id: cpu_ppc.h,v 1.60 2006/02/09 22:40:27 debug Exp $ |
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*/ |
*/ |
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#include "misc.h" |
#include "misc.h" |
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#define PPC_NOFP 1 |
#define PPC_NOFP 1 |
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#define PPC_601 2 |
#define PPC_601 2 |
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#define PPC_603 4 |
#define PPC_603 4 |
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#define PPC_NO_DEC 8 /* No DEC (decrementer) SPR */ |
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/* TODO: Most of these just bogus */ |
/* TODO: Most of these just bogus */ |
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#define PPC_CPU_TYPE_DEFS { \ |
#define PPC_CPU_TYPE_DEFS { \ |
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{ "PPC405GP", 0, 32, PPC_NOFP, 15,5,2, 15,5,2, 20,5,1, 0 }, \ |
{ "PPC405GP", 0x40110000, 32, PPC_NOFP|PPC_NO_DEC, \ |
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{ "PPC601", 0, 32, PPC_601, 14,5,4, 14,5,4, 0,0,0, 0 }, \ |
13,5,2, 13,5,2, 0,5,1, 0 }, \ |
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{ "PPC603", 0x00030302, 32, PPC_603, 14,5,4, 14,5,4, 0,0,0, 0 }, \ |
{ "PPC601", 0, 32, PPC_601, 14,5,4, 14,5,4, 0,0,0, 0 },\ |
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{ "PPC603e", 0x00060104, 32, PPC_603, 14,5,4, 14,5,4, 0,0,0, 0 }, \ |
{ "PPC603", 0x00030302, 32, PPC_603, 14,5,4, 14,5,4, 0,0,0, 0 },\ |
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{ "PPC603e", 0x00060104, 32, PPC_603, 14,5,4, 14,5,4, 0,0,0, 0 },\ |
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{ "PPC604", 0x00040304, 32, 0, 15,5,4, 15,5,4, 0,0,0, 0 }, \ |
{ "PPC604", 0x00040304, 32, 0, 15,5,4, 15,5,4, 0,0,0, 0 }, \ |
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{ "PPC620", 0x00140000, 64, 0, 15,5,4, 15,5,4, 0,0,0, 0 }, \ |
{ "PPC620", 0x00140000, 64, 0, 15,5,4, 15,5,4, 0,0,0, 0 }, \ |
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{ "MPC7400", 0x000c0000, 32, 0, 15,5,2, 15,5,2, 19,5,1, 1 }, \ |
{ "MPC7400", 0x000c0000, 32, 0, 15,5,2, 15,5,2, 19,5,1, 1 }, \ |
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#define PPC_ADDR_TO_PAGENR(a) ((a) >> (PPC_IC_ENTRIES_SHIFT \ |
#define PPC_ADDR_TO_PAGENR(a) ((a) >> (PPC_IC_ENTRIES_SHIFT \ |
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+ PPC_INSTR_ALIGNMENT_SHIFT)) |
+ PPC_INSTR_ALIGNMENT_SHIFT)) |
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struct ppc_instr_call { |
DYNTRANS_MISC_DECLARATIONS(ppc,PPC,uint64_t) |
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void (*f)(struct cpu *, struct ppc_instr_call *); |
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size_t arg[PPC_N_IC_ARGS]; |
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}; |
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/* Translation cache struct for each physical page: */ |
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struct ppc_tc_physpage { |
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struct ppc_instr_call ics[PPC_IC_ENTRIES_PER_PAGE + 1]; |
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uint32_t next_ofs; /* or 0 for end of chain */ |
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int flags; |
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uint64_t physaddr; |
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}; |
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#define PPC_N_VPH_ENTRIES 1048576 |
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#define PPC_MAX_VPH_TLB_ENTRIES 128 |
#define PPC_MAX_VPH_TLB_ENTRIES 128 |
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struct ppc_vpg_tlb_entry { |
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uint8_t valid; |
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uint8_t writeflag; |
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int64_t timestamp; |
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uint64_t vaddr_page; |
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uint64_t paddr_page; |
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unsigned char *host_page; |
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}; |
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struct ppc_cpu { |
struct ppc_cpu { |
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struct ppc_cpu_type_def cpu_type; |
struct ppc_cpu_type_def cpu_type; |
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/* |
/* |
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* Instruction translation cache: |
* Instruction translation cache and Virtual->Physical->Host |
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* address translation: |
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*/ |
*/ |
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DYNTRANS_ITC(ppc) |
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/* cur_ic_page is a pointer to an array of PPC_IC_ENTRIES_PER_PAGE |
VPH_TLBS(ppc,PPC) |
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instruction call entries. next_ic points to the next such |
VPH32(ppc,PPC,uint64_t,uint8_t) |
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call to be executed. */ |
VPH64(ppc,PPC,uint8_t) |
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struct ppc_tc_physpage *cur_physpage; |
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struct ppc_instr_call *cur_ic_page; |
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struct ppc_instr_call *next_ic; |
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void (*combination_check)(struct cpu *, |
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struct ppc_instr_call *, int low_addr); |
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/* |
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* Virtual -> physical -> host address translation: |
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* |
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* host_load and host_store point to arrays of PPC_N_VPH_ENTRIES |
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* pointers (to host pages); phys_addr points to an array of |
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* PPC_N_VPH_ENTRIES uint32_t. |
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*/ |
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struct ppc_vpg_tlb_entry vph_tlb_entry[PPC_MAX_VPH_TLB_ENTRIES]; |
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unsigned char *host_load[PPC_N_VPH_ENTRIES]; |
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unsigned char *host_store[PPC_N_VPH_ENTRIES]; |
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uint32_t phys_addr[PPC_N_VPH_ENTRIES]; |
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struct ppc_tc_physpage *phys_page[PPC_N_VPH_ENTRIES]; |
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uint32_t phystranslation[PPC_N_VPH_ENTRIES/32]; |
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uint8_t vaddr_to_tlbindex[PPC_N_VPH_ENTRIES]; |
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}; |
}; |
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