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Add base address for IO ports to easily allow multiple instance of the same device.

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Godzil
2022-06-27 17:57:03 +01:00
parent 37e4b219d4
commit e9d7f1aa04
4 changed files with 45 additions and 40 deletions
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12
source/includes/device.h
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@@ -10,7 +10,9 @@
#ifndef __DEVICE_H__
#define __DEVICE_H__
typedef void (*device_init)(void *param);
#include <stdint.h>
typedef void (*device_init)(uint8_t baseAddress, void *param);
typedef void (*device_reset)(void);
typedef void (*device_free)(void);
@@ -31,11 +33,11 @@ typedef enum device_type_t
typedef struct device_t
{
device_init init; /***< Function called to init the device */
device_reset reset; /***< Function called to reset the device */
device_free free; /***< Function called to deinit the device */
device_init init; /***< Function called to init the device - Non optional */
device_reset reset; /***< Function called to reset the device - Optional */
device_free free; /***< Function called to deinit the device - Optional */
device_type_t deviceType; /***< Used to tell the type of device, could be useful to pass the
* right parameters to init */
* right parameters to init - Non optional */
} device_t;
#endif /* __DEVICE_H__ */

7
source/includes/io.h
View File

@@ -35,7 +35,10 @@ void io_writeport(uint8_t port, uint8_t value);
typedef uint8_t (*io_read)(void *pdata, uint8_t port);
typedef void (*io_write)(void *pdata, uint8_t port, uint8_t value);
void register_io_hook(uint8_t port, io_read readHook, io_write writeHook, void *pdata);
void register_io_hook_array(uint8_t *portList, uint8_t listLen, io_read readHook, io_write writeHook, void *pdata);
void register_io_hook(uint8_t baseAddress, uint8_t port, io_read readHook, void *pdata, io_write writeHook);
void register_io_hook_array(uint8_t baseAddress, const uint8_t *portList, uint8_t listLen, io_read readHook, io_write writeHook,
void *pdata);
#define UNUSED_PARAMETER(_s) (void *)(_s)
#endif