jens
82802139cd
- libsys multitarget - apps multitarget git-svn-id: http://moon:8086/svn/mips@67 a8ebac50-d88d-4704-bea3-6648445a41b3
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
#ifndef PS2_H
|
|
#define PS2_H
|
|
|
|
#include "libsys.h"
|
|
|
|
// --------------------------------------------------
|
|
// Types
|
|
// --------------------------------------------------
|
|
enum
|
|
{
|
|
ps2_type_unknown = 0,
|
|
ps2_type_keyb,
|
|
ps2_type_mouse
|
|
};
|
|
|
|
typedef struct _sps2_if_t
|
|
{
|
|
uint32_t type;
|
|
volatile uint32_t *pCTRL;
|
|
volatile uint32_t *pDATA;
|
|
} ps2_if_t;
|
|
|
|
// --------------------------------------------------
|
|
// Constants
|
|
// --------------------------------------------------
|
|
#define PS2_MODULE_PREFIX 0x1000000
|
|
#define PS2_SUCCESS LSYS_SUCCESS
|
|
#define PS2_ERROR (LSYS_ERR_BASE | PS2_MODULE_PREFIX)
|
|
#define PS2_ERR_TIMEOUT (PS2_ERROR | 0x0000001)
|
|
#define PS2_ERR_PS2_PREFIX (PS2_ERROR | 0x0010000)
|
|
|
|
// --------------------------------------------------
|
|
// Functions
|
|
// --------------------------------------------------
|
|
uint32_t PS2_get_num_if(void);
|
|
uint32_t PS2_init(ps2_if_t *pIF);
|
|
void PS2_byte_write(ps2_if_t *pIF, uint8_t byte);
|
|
uint32_t PS2_byte_read(ps2_if_t *pIF, uint32_t timeout_ms);
|
|
|
|
int PS2_readchar(void const *pInst);
|
|
void PS2_open(void const *pInst);
|
|
void PS2_close(void const *pInst);
|
|
|
|
uint32_t PS2_cmd(ps2_if_t *pIF, uint8_t cmd, uint32_t ack_timeout_ms);
|
|
void PS2_flush(ps2_if_t *pIF);
|
|
|
|
#endif // PS2_H
|