/* This file is part of the program psim.
- Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
+ 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 2 of the License, or
+ 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,
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, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _CPU_H_
#define _CPU_H_
-#ifndef INLINE_CPU
-#define INLINE_CPU
-#endif
-
#include "basics.h"
#include "registers.h"
-#include "device_tree.h"
-#include "core.h"
+#include "device.h"
+#include "corefile.h"
#include "vm.h"
#include "events.h"
#include "interrupts.h"
#include "psim.h"
-#include "icache.h"
+#include "idecode.h"
#include "itable.h"
+#include "os_emul.h"
#include "mon.h"
+#include "model.h"
+#include "libiberty.h"
+#ifndef CONST_ATTRIBUTE
+#define CONST_ATTRIBUTE __attribute__((__const__))
+#endif
/* typedef struct _cpu cpu;
/* Create a cpu object */
-INLINE_CPU cpu *cpu_create
+INLINE_CPU\
+(cpu *) cpu_create
(psim *system,
core *memory,
- event_queue *events,
cpu_mon *monitor,
+ os_emul *cpu_emulation,
int cpu_nr);
-INLINE_CPU void cpu_init
+INLINE_CPU\
+(void) cpu_init
(cpu *processor);
/* Find our way home */
-INLINE_CPU psim *cpu_system
-(cpu *processor);
-
-INLINE_CPU cpu_mon *cpu_monitor
-(cpu *processor);
-
-INLINE_CPU int cpu_nr
-(cpu *processor);
-
-INLINE_CPU event_queue *cpu_event_queue
-(cpu *processor);
-
-
-/* The processors local concept of time */
-
-INLINE_CPU signed64 cpu_get_time_base
-(cpu *processor);
+INLINE_CPU\
+(psim *) cpu_system
+(cpu *processor) CONST_ATTRIBUTE;
-INLINE_CPU void cpu_set_time_base
-(cpu *processor,
- signed64 time_base);
+INLINE_CPU\
+(cpu_mon *) cpu_monitor
+(cpu *processor) CONST_ATTRIBUTE;
-INLINE_CPU signed32 cpu_get_decrementer
+INLINE_CPU\
+(os_emul *) cpu_os_emulation
(cpu *processor);
-INLINE_CPU void cpu_set_decrementer
-(cpu *processor,
- signed32 decrementer);
+INLINE_CPU\
+(int) cpu_nr
+(cpu *processor) CONST_ATTRIBUTE;
-/* manipulate the program counter
+/* manipulate the processors program counter and execution state.
The program counter is not included in the register file. Instead
it is extracted and then later restored (set, reset, halt). This
minimize the need to load/store the cpu's PC value. (Especially in
the case of a single processor) */
-INLINE_CPU void cpu_set_program_counter
+INLINE_CPU\
+(void) cpu_set_program_counter
(cpu *processor,
unsigned_word new_program_counter);
-INLINE_CPU unsigned_word cpu_get_program_counter
+INLINE_CPU\
+(unsigned_word) cpu_get_program_counter
(cpu *processor);
-INLINE_CPU void cpu_restart
+INLINE_CPU\
+(void) cpu_restart
(cpu *processor,
unsigned_word nia);
-INLINE_CPU void cpu_halt
+INLINE_CPU\
+(void) cpu_halt
(cpu *processor,
unsigned_word nia,
stop_reason reason,
int signal);
+EXTERN_CPU\
+(void) cpu_error
+(cpu *processor,
+ unsigned_word cia,
+ const char *fmt,
+ ...) __attribute__ ((format (printf, 3, 4)));
+
+
+/* The processors local concept of time */
+
+INLINE_CPU\
+(signed64) cpu_get_time_base
+(cpu *processor);
+
+INLINE_CPU\
+(void) cpu_set_time_base
+(cpu *processor,
+ signed64 time_base);
+
+INLINE_CPU\
+(signed32) cpu_get_decrementer
+(cpu *processor);
+
+INLINE_CPU\
+(void) cpu_set_decrementer
+(cpu *processor,
+ signed32 decrementer);
+
#if WITH_IDECODE_CACHE_SIZE
/* Return the cache entry that matches the given CIA. No guarentee
that the cache entry actually contains the instruction for that
address */
-INLINE_CPU idecode_cache *cpu_icache_entry
+INLINE_CPU\
+(idecode_cache) *cpu_icache_entry
(cpu *processor,
unsigned_word cia);
-INLINE_CPU void cpu_flush_icache
+INLINE_CPU\
+(void) cpu_flush_icache
(cpu *processor);
#endif
the vm protection (eg store breakpoint instruction in the
instruction map). */
-INLINE_CPU vm_data_map *cpu_data_map
+INLINE_CPU\
+(vm_data_map *) cpu_data_map
(cpu *processor);
-INLINE_CPU vm_instruction_map *cpu_instruction_map
+INLINE_CPU\
+(vm_instruction_map *) cpu_instruction_map
+(cpu *processor);
+
+INLINE_CPU\
+(void) cpu_page_tlb_invalidate_entry
+(cpu *processor,
+ unsigned_word ea);
+
+INLINE_CPU\
+(void) cpu_page_tlb_invalidate_all
+(cpu *processor);
+
+
+/* reveal the processors interrupt state */
+
+INLINE_CPU\
+(interrupts *) cpu_interrupts
(cpu *processor);
/* grant access to the reservation information */
+
typedef struct _memory_reservation {
int valid;
unsigned_word addr;
unsigned_word data;
} memory_reservation;
-INLINE_CPU memory_reservation *cpu_reservation
+INLINE_CPU\
+(memory_reservation *) cpu_reservation
(cpu *processor);
-INLINE_CPU void cpu_print_info
-(cpu *processor,
- int verbose);
-
-
/* Registers:
This model exploits the PowerPC's requirement for a synchronization
register. All context sync points must call the sync function
below to when ever a synchronization point is reached */
-INLINE_CPU registers *cpu_registers
-(cpu *processor);
+INLINE_CPU\
+(registers *) cpu_registers
+(cpu *processor) CONST_ATTRIBUTE;
-INLINE_CPU void cpu_synchronize_context
-(cpu *processor);
+INLINE_CPU\
+(void) cpu_synchronize_context
+(cpu *processor,
+ unsigned_word cia);
#define IS_PROBLEM_STATE(PROCESSOR) \
(CURRENT_ENVIRONMENT == OPERATING_ENVIRONMENT \
? (cpu_registers(PROCESSOR)->msr & msr_floating_point_available) \
: 1)
+
+
+INLINE_CPU\
+(void) cpu_print_info
+(cpu *processor,
+ int verbose);
+
+INLINE_CPU\
+(model_data *) cpu_model
+(cpu *processor) CONST_ATTRIBUTE;
+
+
+#if (CPU_INLINE & INCLUDE_MODULE)
+# include "cpu.c"
+#endif
+
#endif