mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-21 04:42:53 +08:00
155 lines
3.3 KiB
C
155 lines
3.3 KiB
C
/* This file is part of the program psim.
|
|
|
|
Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, see <http://www.gnu.org/licenses/>.
|
|
|
|
*/
|
|
|
|
|
|
#ifndef _VM_H_
|
|
#define _VM_H_
|
|
|
|
typedef struct _vm vm;
|
|
typedef struct _vm_data_map vm_data_map;
|
|
typedef struct _vm_instruction_map vm_instruction_map;
|
|
|
|
|
|
/* each PowerPC requires two virtual memory maps */
|
|
|
|
INLINE_VM\
|
|
(vm *) vm_create
|
|
(core *memory);
|
|
|
|
INLINE_VM\
|
|
(vm_data_map *) vm_create_data_map
|
|
(vm *memory);
|
|
|
|
INLINE_VM\
|
|
(vm_instruction_map *) vm_create_instruction_map
|
|
(vm *memory);
|
|
|
|
|
|
/* address translation, if the translation is invalid
|
|
these will not return */
|
|
|
|
INLINE_VM\
|
|
(unsigned_word) vm_real_data_addr
|
|
(vm_data_map *data_map,
|
|
unsigned_word ea,
|
|
int is_read,
|
|
cpu *processor,
|
|
unsigned_word cia);
|
|
|
|
INLINE_VM\
|
|
(unsigned_word) vm_real_instruction_addr
|
|
(vm_instruction_map *instruction_map,
|
|
cpu *processor,
|
|
unsigned_word cia);
|
|
|
|
|
|
/* generic block transfers. Dependant on the presence of the
|
|
PROCESSOR arg, either returns the number of bytes transfered or (if
|
|
PROCESSOR is non NULL) aborts the simulation */
|
|
|
|
INLINE_VM\
|
|
(int) vm_data_map_read_buffer
|
|
(vm_data_map *map,
|
|
void *target,
|
|
unsigned_word addr,
|
|
unsigned len,
|
|
cpu *processor,
|
|
unsigned_word cia);
|
|
|
|
INLINE_VM\
|
|
(int) vm_data_map_write_buffer
|
|
(vm_data_map *map,
|
|
const void *source,
|
|
unsigned_word addr,
|
|
unsigned len,
|
|
int violate_read_only_section,
|
|
cpu *processor,
|
|
unsigned_word cia);
|
|
|
|
|
|
/* fetch the next instruction from memory */
|
|
|
|
INLINE_VM\
|
|
(instruction_word) vm_instruction_map_read
|
|
(vm_instruction_map *instruction_map,
|
|
cpu *processor,
|
|
unsigned_word cia);
|
|
|
|
|
|
/* read data from memory */
|
|
|
|
#define DECLARE_VM_DATA_MAP_READ_N(N) \
|
|
INLINE_VM\
|
|
(unsigned_##N) vm_data_map_read_##N \
|
|
(vm_data_map *map, \
|
|
unsigned_word ea, \
|
|
cpu *processor, \
|
|
unsigned_word cia);
|
|
|
|
DECLARE_VM_DATA_MAP_READ_N(1)
|
|
DECLARE_VM_DATA_MAP_READ_N(2)
|
|
DECLARE_VM_DATA_MAP_READ_N(4)
|
|
DECLARE_VM_DATA_MAP_READ_N(8)
|
|
DECLARE_VM_DATA_MAP_READ_N(word)
|
|
|
|
|
|
/* write data to memory */
|
|
|
|
#define DECLARE_VM_DATA_MAP_WRITE_N(N) \
|
|
INLINE_VM\
|
|
(void) vm_data_map_write_##N \
|
|
(vm_data_map *map, \
|
|
unsigned_word addr, \
|
|
unsigned_##N val, \
|
|
cpu *processor, \
|
|
unsigned_word cia);
|
|
|
|
DECLARE_VM_DATA_MAP_WRITE_N(1)
|
|
DECLARE_VM_DATA_MAP_WRITE_N(2)
|
|
DECLARE_VM_DATA_MAP_WRITE_N(4)
|
|
DECLARE_VM_DATA_MAP_WRITE_N(8)
|
|
DECLARE_VM_DATA_MAP_WRITE_N(word)
|
|
|
|
|
|
/* update vm data structures due to a synchronization point */
|
|
|
|
INLINE_VM\
|
|
(void) vm_synchronize_context
|
|
(vm *memory,
|
|
spreg *sprs,
|
|
sreg *srs,
|
|
msreg msr,
|
|
/**/
|
|
cpu *processor,
|
|
unsigned_word cia);
|
|
|
|
|
|
/* update vm data structures due to a TLB operation */
|
|
|
|
INLINE_VM\
|
|
(void) vm_page_tlb_invalidate_entry
|
|
(vm *memory,
|
|
unsigned_word ea);
|
|
|
|
INLINE_VM\
|
|
(void) vm_page_tlb_invalidate_all
|
|
(vm *memory);
|
|
|
|
#endif
|