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dpavlin |
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#ifndef CPU_ALPHA_H |
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#define CPU_ALPHA_H |
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/* |
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dpavlin |
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* Copyright (C) 2005-2006 Anders Gavare. All rights reserved. |
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dpavlin |
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* |
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* 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: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. The name of the author may not be used to endorse or promote products |
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* derived from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* |
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* $Id: cpu_alpha.h,v 1.38 2006/06/24 21:47:23 debug Exp $ |
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*/ |
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#include "misc.h" |
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/* ALPHA CPU types: */ |
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struct alpha_cpu_type_def { |
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char *name; |
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int features; |
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int icache_shift; |
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int ilinesize; |
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int iway; |
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int dcache_shift; |
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int dlinesize; |
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int dway; |
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int l2cache_shift; |
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int l2linesize; |
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int l2way; |
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}; |
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/* TODO: More features */ |
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#define ALPHA_FEATURE_BWX 1 |
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#define ALPHA_CPU_TYPE_DEFS { \ |
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{ "21064", 0, 16,5,2, 16,5,2, 0,0,0 }, \ |
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{ "21066", 0, 16,5,2, 16,5,2, 0,0,0 }, \ |
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{ "21164", 0, 16,5,2, 16,5,2, 0,0,0 }, \ |
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{ "21164A-2", 0, 16,5,2, 16,5,2, 0,0,0 }, \ |
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{ "21164PC", 0, 16,5,2, 16,5,2, 0,0,0 }, \ |
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{ "21264", 0, 16,5,2, 16,5,2, 0,0,0 }, \ |
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{ "21364", 0, 16,5,2, 16,5,2, 0,0,0 }, \ |
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{ NULL, 0, 0,0,0, 0,0,0, 0,0,0 } } |
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struct cpu_family; |
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#define ALPHA_V0 0 |
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#define ALPHA_A0 16 |
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#define ALPHA_A1 17 |
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#define ALPHA_A2 18 |
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#define ALPHA_A3 19 |
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#define ALPHA_A4 20 |
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#define ALPHA_A5 21 |
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#define ALPHA_RA 26 |
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#define ALPHA_T12 27 |
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#define ALPHA_SP 30 |
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#define ALPHA_ZERO 31 |
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#define N_ALPHA_REGS 32 |
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#define ALPHA_REG_NAMES { \ |
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"v0", "t0", "t1", "t2", "t3", "t4", "t5", "t6", \ |
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"t7", "s0", "s1", "s2", "s3", "s4", "s5", "fp", \ |
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"a0", "a1", "a2", "a3", "a4", "a5", "t8", "t9", \ |
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"t10", "t11", "ra", "t12", "at", "gp", "sp", "zero" } |
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#define ALPHA_N_IC_ARGS 3 |
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#define ALPHA_INSTR_ALIGNMENT_SHIFT 2 |
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#define ALPHA_IC_ENTRIES_SHIFT 11 |
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#define ALPHA_IC_ENTRIES_PER_PAGE (1 << ALPHA_IC_ENTRIES_SHIFT) |
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#define ALPHA_PC_TO_IC_ENTRY(a) (((a)>>ALPHA_INSTR_ALIGNMENT_SHIFT) \ |
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& (ALPHA_IC_ENTRIES_PER_PAGE-1)) |
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#define ALPHA_ADDR_TO_PAGENR(a) ((a) >> (ALPHA_IC_ENTRIES_SHIFT \ |
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+ ALPHA_INSTR_ALIGNMENT_SHIFT)) |
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#define ALPHA_MAX_VPH_TLB_ENTRIES 128 |
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#define ALPHA_L2N 17 |
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#define ALPHA_L3N 17 |
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DYNTRANS_MISC_DECLARATIONS(alpha,ALPHA,uint64_t) |
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DYNTRANS_MISC64_DECLARATIONS(alpha,ALPHA,uint8_t) |
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struct alpha_cpu { |
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/* |
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* General Purpose Registers: |
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*/ |
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uint64_t r[N_ALPHA_REGS]; /* Integer */ |
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uint64_t f[N_ALPHA_REGS]; /* Floating Point */ |
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uint64_t fpcr; /* FP Control Reg. */ |
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/* Misc.: */ |
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uint64_t pcc; /* Cycle Counter */ |
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uint64_t ipl; |
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uint64_t load_linked_addr; |
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int ll_flag; |
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/* PALcode specific: */ |
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uint64_t wrvptptr; |
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uint64_t sysvalue; |
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/* |
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* Instruction translation cache and Virtual->Physical->Host |
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* address translation: |
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*/ |
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DYNTRANS_ITC(alpha) |
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VPH_TLBS(alpha,ALPHA) |
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VPH64(alpha,ALPHA,uint8_t) |
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}; |
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/* cpu_alpha.c: */ |
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void alpha_update_translation_table(struct cpu *cpu, uint64_t vaddr_page, |
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unsigned char *host_page, int writeflag, uint64_t paddr_page); |
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void alpha_invalidate_translation_caches(struct cpu *cpu, uint64_t, int); |
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void alpha_invalidate_code_translation(struct cpu *cpu, uint64_t, int); |
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void alpha_init_64bit_dummy_tables(struct cpu *cpu); |
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int alpha_memory_rw(struct cpu *cpu, struct memory *mem, uint64_t vaddr, |
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unsigned char *data, size_t len, int writeflag, int cache_flags); |
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int alpha_userland_memory_rw(struct cpu *cpu, struct memory *mem, |
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uint64_t vaddr, unsigned char *data, size_t len, int writeflag, |
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int cache_flags); |
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int alpha_cpu_family_init(struct cpu_family *); |
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/* cpu_alpha_palcode.c: */ |
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void alpha_palcode_name(uint32_t palcode, char *buf, size_t buflen); |
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void alpha_palcode(struct cpu *cpu, uint32_t palcode); |
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/* memory_alpha.c: */ |
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int alpha_translate_v2p(struct cpu *cpu, uint64_t vaddr, |
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uint64_t *return_addr, int flags); |
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#endif /* CPU_ALPHA_H */ |