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dpavlin |
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#ifndef CPU_H |
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#define CPU_H |
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/* |
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* Copyright (C) 2005 Anders Gavare. All rights reserved. |
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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.h,v 1.51 2005/10/27 14:01:15 debug Exp $ |
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* |
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* See cpu.c. |
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*/ |
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#include <sys/types.h> |
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#include <inttypes.h> |
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#include <sys/time.h> |
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/* This is needed for undefining 'mips' or 'ppc', on weird systems: */ |
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#include "../../config.h" |
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#include "cpu_alpha.h" |
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#include "cpu_arm.h" |
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#include "cpu_avr.h" |
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#include "cpu_hppa.h" |
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#include "cpu_i960.h" |
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#include "cpu_ia64.h" |
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#include "cpu_m68k.h" |
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#include "cpu_mips.h" |
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#include "cpu_ppc.h" |
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#include "cpu_sh.h" |
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#include "cpu_sparc.h" |
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#include "cpu_x86.h" |
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struct cpu; |
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struct emul; |
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struct machine; |
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struct memory; |
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struct cpu_family { |
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struct cpu_family *next; |
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int arch; |
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/* These are filled in by each CPU family's init function: */ |
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char *name; |
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int (*cpu_new)(struct cpu *cpu, struct memory *mem, |
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struct machine *machine, |
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int cpu_id, char *cpu_type_name); |
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void (*list_available_types)(void); |
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void (*register_match)(struct machine *m, |
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char *name, int writeflag, |
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uint64_t *valuep, int *match_register); |
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int (*disassemble_instr)(struct cpu *cpu, |
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unsigned char *instr, int running, |
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uint64_t dumpaddr, int bintrans); |
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void (*register_dump)(struct cpu *cpu, |
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int gprs, int coprocs); |
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int (*run)(struct emul *emul, |
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struct machine *machine); |
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void (*dumpinfo)(struct cpu *cpu); |
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void (*show_full_statistics)(struct machine *m); |
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void (*tlbdump)(struct machine *m, int x, |
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int rawflag); |
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int (*interrupt)(struct cpu *cpu, uint64_t irq_nr); |
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int (*interrupt_ack)(struct cpu *cpu, |
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uint64_t irq_nr); |
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void (*functioncall_trace)(struct cpu *, |
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uint64_t f, int n_args); |
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}; |
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#ifdef TRACE_NULL_CRASHES |
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#define TRACE_NULL_N_ENTRIES 16 |
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#endif |
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/* |
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* Dynamic translation definitions: |
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* |
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* The translation cache begins with N_BASE_TABLE_ENTRIES uint32_t offsets |
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* into the cache, for possible translation cache structs for physical pages. |
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*/ |
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/* Physpage flags: */ |
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#define TRANSLATIONS 1 |
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#define COMBINATIONS 2 |
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#define DYNTRANS_CACHE_SIZE (20*1048576) |
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#define DYNTRANS_CACHE_MARGIN 300000 |
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#define N_BASE_TABLE_ENTRIES 32768 |
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#define PAGENR_TO_TABLE_INDEX(a) ((a) & (N_BASE_TABLE_ENTRIES-1)) |
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/* |
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* The generic CPU struct: |
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*/ |
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struct cpu { |
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/* Pointer back to the machine this CPU is in: */ |
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struct machine *machine; |
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int byte_order; |
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int running; |
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int dead; |
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int bootstrap_cpu_flag; |
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int cpu_id; |
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int is_32bit; /* 0 for 64-bit, 1 for 32-bit */ |
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char *name; |
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struct memory *mem; |
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int (*memory_rw)(struct cpu *cpu, |
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struct memory *mem, uint64_t vaddr, |
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unsigned char *data, size_t len, |
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int writeflag, int cache_flags); |
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int (*translate_address)(struct cpu *, uint64_t vaddr, |
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uint64_t *return_addr, int flags); |
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void (*update_translation_table)(struct cpu *, |
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uint64_t vaddr_page, unsigned char *host_page, |
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int writeflag, uint64_t paddr_page); |
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void (*invalidate_translation_caches)(struct cpu *, |
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uint64_t paddr, int flags); |
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void (*invalidate_code_translation)(struct cpu *, |
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uint64_t paddr, int flags); |
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void (*useremul_syscall)(struct cpu *cpu, uint32_t code); |
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uint64_t pc; |
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#ifdef TRACE_NULL_CRASHES |
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/* TODO: remove this, it's MIPS only */ |
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int trace_null_index; |
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uint64_t trace_null_addr[TRACE_NULL_N_ENTRIES]; |
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#endif |
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int trace_tree_depth; |
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/* |
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* Dynamic translation: |
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*/ |
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int running_translated; |
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int n_translated_instrs; |
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unsigned char *translation_cache; |
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size_t translation_cache_cur_ofs; |
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void (*combination_check)(struct cpu *, |
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void * /* instr call ptr */, int low_addr); |
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/* |
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* CPU-family dependent: |
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*/ |
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union { |
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struct alpha_cpu alpha; |
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struct arm_cpu arm; |
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struct avr_cpu avr; |
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struct hppa_cpu hppa; |
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struct i960_cpu i960; |
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struct ia64_cpu ia64; |
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struct m68k_cpu m68k; |
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struct mips_cpu mips; |
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struct ppc_cpu ppc; |
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struct sh_cpu sh; |
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struct sparc_cpu sparc; |
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struct x86_cpu x86; |
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} cd; |
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}; |
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/* cpu.c: */ |
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struct cpu *cpu_new(struct memory *mem, struct machine *machine, |
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int cpu_id, char *cpu_type_name); |
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void cpu_show_full_statistics(struct machine *m); |
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void cpu_tlbdump(struct machine *m, int x, int rawflag); |
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void cpu_register_match(struct machine *m, char *name, |
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int writeflag, uint64_t *valuep, int *match_register); |
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void cpu_register_dump(struct machine *m, struct cpu *cpu, |
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int gprs, int coprocs); |
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int cpu_disassemble_instr(struct machine *m, struct cpu *cpu, |
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unsigned char *instr, int running, uint64_t addr, int bintrans); |
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int cpu_interrupt(struct cpu *cpu, uint64_t irq_nr); |
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int cpu_interrupt_ack(struct cpu *cpu, uint64_t irq_nr); |
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void cpu_functioncall_trace(struct cpu *cpu, uint64_t f); |
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void cpu_functioncall_trace_return(struct cpu *cpu); |
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void cpu_create_or_reset_tc(struct cpu *cpu); |
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void cpu_run_init(struct machine *machine); |
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int cpu_run(struct emul *emul, struct machine *machine); |
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void cpu_run_deinit(struct machine *machine); |
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void cpu_dumpinfo(struct machine *m, struct cpu *cpu); |
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void cpu_list_available_types(void); |
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void cpu_show_cycles(struct machine *machine, int forced); |
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struct cpu_family *cpu_family_ptr_by_number(int arch); |
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void cpu_init(void); |
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#define JUST_MARK_AS_NON_WRITABLE 1 |
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#define INVALIDATE_ALL 2 |
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#define INVALIDATE_PADDR 4 |
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#define INVALIDATE_VADDR 8 |
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#define TLB_CODE 0x02 |
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#define CPU_FAMILY_INIT(n,s) int n ## _cpu_family_init( \ |
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struct cpu_family *fp) { \ |
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/* Fill in the cpu_family struct with valid data for this arch. */ \ |
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fp->name = s; \ |
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fp->cpu_new = n ## _cpu_new; \ |
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fp->list_available_types = n ## _cpu_list_available_types; \ |
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fp->register_match = n ## _cpu_register_match; \ |
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fp->disassemble_instr = n ## _cpu_disassemble_instr; \ |
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fp->register_dump = n ## _cpu_register_dump; \ |
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fp->run = n ## _cpu_run; \ |
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fp->dumpinfo = n ## _cpu_dumpinfo; \ |
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fp->show_full_statistics = n ## _cpu_show_full_statistics; \ |
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fp->tlbdump = n ## _cpu_tlbdump; \ |
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fp->interrupt = n ## _cpu_interrupt; \ |
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fp->interrupt_ack = n ## _cpu_interrupt_ack; \ |
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fp->functioncall_trace = n ## _cpu_functioncall_trace; \ |
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return 1; \ |
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} |
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#endif /* CPU_H */ |