Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-07-04 09:28:51 +03:00
Code Issues Actions 4 Packages Projects Releases Wiki Activity

Converted DS1302 to use devtemplate

Browse Source
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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
src/emu/machine/ds1302.c
View File

@ -28,8 +28,8 @@
TYPE DEFINITIONS TYPE DEFINITIONS
***************************************************************************/ ***************************************************************************/
typedef struct _ds1302_t ds1302_t; typedef struct _ds1302_state ds1302_state;
struct _ds1302_t struct _ds1302_state
{ {
UINT32 shift_in; UINT32 shift_in;
@ -44,12 +44,12 @@ struct _ds1302_t
INLINE FUNCTIONS 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 != NULL);
assert(device->token != NULL); assert(device->token != NULL);
assert(device->type == DS1302); assert(device->type == DS1302);
return (ds1302_t *)device->token; return (ds1302_state *)device->token;
} }
INLINE UINT8 convert_to_bcd(int val) INLINE UINT8 convert_to_bcd(int val)
@ -68,7 +68,7 @@ INLINE UINT8 convert_to_bcd(int val)
WRITE8_DEVICE_HANDLER( ds1302_dat_w ) WRITE8_DEVICE_HANDLER( ds1302_dat_w )
{ {
ds1302_t *ds1302 = get_safe_token(device); ds1302_state *ds1302 = get_safe_token(device);
if (data) if (data)
ds1302->shift_in |= (1 << ds1302->icount); ds1302->shift_in |= (1 << ds1302->icount);
@ -83,7 +83,7 @@ WRITE8_DEVICE_HANDLER( ds1302_dat_w )
WRITE8_DEVICE_HANDLER( ds1302_clk_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) if (data != ds1302->last_clk)
{ {
@ -178,7 +178,7 @@ WRITE8_DEVICE_HANDLER( ds1302_clk_w )
READ8_DEVICE_HANDLER( ds1302_read ) 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; return (ds1302->shift_out & (1 << (ds1302->icount - 9))) ? 1 : 0;
} }
@ -189,7 +189,7 @@ READ8_DEVICE_HANDLER( ds1302_read )
static DEVICE_START( ds1302 ) static DEVICE_START( ds1302 )
{ {
ds1302_t *ds1302 = get_safe_token(device); ds1302_state *ds1302 = get_safe_token(device);
/* register for state saving */ /* register for state saving */
state_save_register_global(device->machine, ds1302->shift_in); state_save_register_global(device->machine, ds1302->shift_in);
@ -206,7 +206,7 @@ static DEVICE_START( ds1302 )
static DEVICE_RESET( 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_in = 0;
ds1302->shift_out = 0; ds1302->shift_out = 0;
@ -219,25 +219,11 @@ static DEVICE_RESET( ds1302 )
DEVICE_GET_INFO( ds1302 ) DEVICE_GET_INFO( ds1302 )
-------------------------------------------------*/ -------------------------------------------------*/
DEVICE_GET_INFO( ds1302 ) static const char *DEVTEMPLATE_SOURCE = __FILE__;
{
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;
/* --- the following bits of info are returned as pointers to data or functions --- */ #define DEVTEMPLATE_ID(p,s) p##ds1302##s
case DEVINFO_FCT_START: info->start = DEVICE_START_NAME(ds1302); break; #define DEVTEMPLATE_FEATURES DT_HAS_START | DT_HAS_RESET
case DEVINFO_FCT_STOP: /* Nothing */ break; #define DEVTEMPLATE_NAME "Dallas DS1302 RTC"
case DEVINFO_FCT_RESET: info->reset = DEVICE_RESET_NAME(ds1302); break; #define DEVTEMPLATE_FAMILY "Dallas DS1302 RTC"
#define DEVTEMPLATE_CLASS DEVICE_CLASS_PERIPHERAL
/* --- the following bits of info are returned as NULL-terminated strings --- */ #include "devtempl.h"
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;
}
}