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Converted DS1302 to use devtemplate

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This commit is contained in:
Fabio Priuli 2009-06-01 10:39:47 +00:00
parent 37a38a958f
commit b5c8272ad8
1 changed files with 16 additions and 30 deletions
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46
src/emu/machine/ds1302.c
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@ -28,8 +28,8 @@
TYPE DEFINITIONS
***************************************************************************/
typedef struct _ds1302_t ds1302_t;
struct _ds1302_t
typedef struct _ds1302_state ds1302_state;
struct _ds1302_state
{
UINT32 shift_in;
@ -44,12 +44,12 @@ struct _ds1302_t
INLINE FUNCTIONS
***************************************************************************/
INLINE ds1302_t *get_safe_token(const device_config *device)
INLINE ds1302_state *get_safe_token(const device_config *device)
{
assert(device != NULL);
assert(device->token != NULL);
assert(device->type == DS1302);
return (ds1302_t *)device->token;
return (ds1302_state *)device->token;
}
INLINE UINT8 convert_to_bcd(int val)
@ -68,7 +68,7 @@ INLINE UINT8 convert_to_bcd(int val)
WRITE8_DEVICE_HANDLER( ds1302_dat_w )
{
ds1302_t *ds1302 = get_safe_token(device);
ds1302_state *ds1302 = get_safe_token(device);
if (data)
ds1302->shift_in |= (1 << ds1302->icount);
@ -83,7 +83,7 @@ WRITE8_DEVICE_HANDLER( ds1302_dat_w )
WRITE8_DEVICE_HANDLER( ds1302_clk_w )
{
ds1302_t *ds1302 = get_safe_token(device);
ds1302_state *ds1302 = get_safe_token(device);
if (data != ds1302->last_clk)
{
@ -178,7 +178,7 @@ WRITE8_DEVICE_HANDLER( ds1302_clk_w )
READ8_DEVICE_HANDLER( ds1302_read )
{
ds1302_t *ds1302 = get_safe_token(device);
ds1302_state *ds1302 = get_safe_token(device);
return (ds1302->shift_out & (1 << (ds1302->icount - 9))) ? 1 : 0;
}
@ -189,7 +189,7 @@ READ8_DEVICE_HANDLER( ds1302_read )
static DEVICE_START( ds1302 )
{
ds1302_t *ds1302 = get_safe_token(device);
ds1302_state *ds1302 = get_safe_token(device);
/* register for state saving */
state_save_register_global(device->machine, ds1302->shift_in);
@ -206,7 +206,7 @@ static DEVICE_START( ds1302 )
static DEVICE_RESET( ds1302 )
{
ds1302_t *ds1302 = get_safe_token(device);
ds1302_state *ds1302 = get_safe_token(device);
ds1302->shift_in = 0;
ds1302->shift_out = 0;
@ -219,25 +219,11 @@ static DEVICE_RESET( ds1302 )
DEVICE_GET_INFO( ds1302 )
-------------------------------------------------*/
DEVICE_GET_INFO( ds1302 )
{
switch (state)
{
/* --- the following bits of info are returned as 64-bit signed integers --- */
case DEVINFO_INT_TOKEN_BYTES: info->i = sizeof(ds1302_t); break;
case DEVINFO_INT_INLINE_CONFIG_BYTES: info->i = 0; break;
case DEVINFO_INT_CLASS: info->i = DEVICE_CLASS_PERIPHERAL; break;
static const char *DEVTEMPLATE_SOURCE = __FILE__;
/* --- the following bits of info are returned as pointers to data or functions --- */
case DEVINFO_FCT_START: info->start = DEVICE_START_NAME(ds1302); break;
case DEVINFO_FCT_STOP: /* Nothing */ break;
case DEVINFO_FCT_RESET: info->reset = DEVICE_RESET_NAME(ds1302); break;
/* --- the following bits of info are returned as NULL-terminated strings --- */
case DEVINFO_STR_NAME: strcpy(info->s, "Dallas DS1302 RTC"); break;
case DEVINFO_STR_FAMILY: strcpy(info->s, "Dallas DS1302 RTC"); break;
case DEVINFO_STR_VERSION: strcpy(info->s, "1.0"); break;
case DEVINFO_STR_SOURCE_FILE: strcpy(info->s, __FILE__); break;
case DEVINFO_STR_CREDITS: /* Nothing */ break;
}
}
#define DEVTEMPLATE_ID(p,s) p##ds1302##s
#define DEVTEMPLATE_FEATURES DT_HAS_START | DT_HAS_RESET
#define DEVTEMPLATE_NAME "Dallas DS1302 RTC"
#define DEVTEMPLATE_FAMILY "Dallas DS1302 RTC"
#define DEVTEMPLATE_CLASS DEVICE_CLASS_PERIPHERAL
#include "devtempl.h"