|
Last change
on this file since 43 was 2, checked in by Rick van der Zwet, 15 years ago |
|
Initial import of data of old repository ('data') worth keeping (e.g. tracking
means of URL access statistics)
|
-
Property svn:executable
set to
*
|
|
File size:
644 bytes
|
| Line | |
|---|
| 1 | /* Author : Rick van der Zwet
|
|---|
| 2 | * S-number : 0433373
|
|---|
| 3 | * Version : $Id: memory.h 363 2007-12-03 06:07:31Z rick $
|
|---|
| 4 | * Copyright : FreeBSD Licence
|
|---|
| 5 | * Description : Memory unit header
|
|---|
| 6 | */
|
|---|
| 7 |
|
|---|
| 8 | #ifndef MEMORY_H
|
|---|
| 9 | #define MEMORY_H
|
|---|
| 10 |
|
|---|
| 11 | #include "sim.h"
|
|---|
| 12 |
|
|---|
| 13 | /* Signal */
|
|---|
| 14 | boolean mem_busy;
|
|---|
| 15 |
|
|---|
| 16 | union memword_t {
|
|---|
| 17 | byte byte[4];
|
|---|
| 18 | halfword halfword[2];
|
|---|
| 19 | word fullword;
|
|---|
| 20 | };
|
|---|
| 21 |
|
|---|
| 22 | /* Control signal */
|
|---|
| 23 | typedef enum {
|
|---|
| 24 | MEM_STALLED,
|
|---|
| 25 | READ,
|
|---|
| 26 | WRITE_BYTE,
|
|---|
| 27 | WRITE_HALFWORD,
|
|---|
| 28 | WRITE_WORD
|
|---|
| 29 | } mem_control_t;
|
|---|
| 30 |
|
|---|
| 31 | void readmem();
|
|---|
| 32 | void writemem();
|
|---|
| 33 | word mem_operation(const word address, const word value,
|
|---|
| 34 | const mem_control_t action);
|
|---|
| 35 | #endif
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
