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Adds some new varieties: MC6845-1, H46505, HD6845 and SY6545-1

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This commit is contained in:
Zsolt Vasvari 2008-03-11 01:34:44 +00:00
parent c4cfa7bde4
commit 2a8f0936fd
2 changed files with 98 additions and 6 deletions
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96
src/emu/video/mc6845.c
View File

@ -33,21 +33,25 @@
enum
{
TYPE_MC6845,
TYPE_MC6845_1,
TYPE_C6545_1,
TYPE_R6545_1,
TYPE_H46505,
TYPE_HD6845,
TYPE_SY6545_1,
NUM_TYPES
};
/* tags for state saving */
const char * const device_tags[NUM_TYPES] = { "mc6845", "c6545-1", "r6545-1" };
const char * const device_tags[NUM_TYPES] = { "mc6845", "mc6845-1", "c6545-1", "r6545-1", "h46505", "hd6845", "sy6545-1" };
/* capabilities */
static const int supports_disp_start_addr_r[NUM_TYPES] = { TRUE, FALSE, FALSE };
static const int supports_vert_sync_width[NUM_TYPES] = { FALSE, TRUE, TRUE };
static const int supports_status_reg_d5[NUM_TYPES] = { FALSE, TRUE, TRUE };
static const int supports_status_reg_d6[NUM_TYPES] = { FALSE, TRUE, TRUE };
static const int supports_disp_start_addr_r[NUM_TYPES] = { TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE };
static const int supports_vert_sync_width[NUM_TYPES] = { FALSE, TRUE, TRUE, TRUE, FALSE, TRUE, TRUE };
static const int supports_status_reg_d5[NUM_TYPES] = { FALSE, FALSE, TRUE, TRUE, FALSE, FALSE, TRUE };
static const int supports_status_reg_d6[NUM_TYPES] = { FALSE, FALSE, TRUE, TRUE, FALSE, FALSE, TRUE };
typedef struct _mc6845_t mc6845_t;
@ -711,6 +715,11 @@ static DEVICE_START( mc6845 )
return common_start(device, TYPE_MC6845);
}
static DEVICE_START( mc6845_1 )
{
return common_start(device, TYPE_MC6845_1);
}
static DEVICE_START( c6545_1 )
{
return common_start(device, TYPE_C6545_1);
@ -721,6 +730,21 @@ static DEVICE_START( r6545_1 )
return common_start(device, TYPE_R6545_1);
}
static DEVICE_START( h46505 )
{
return common_start(device, TYPE_H46505);
}
static DEVICE_START( hd6845 )
{
return common_start(device, TYPE_HD6845);
}
static DEVICE_START( sy6545_1 )
{
return common_start(device, TYPE_SY6545_1);
}
static DEVICE_RESET( mc6845 )
{
@ -769,13 +793,28 @@ DEVICE_GET_INFO( mc6845 )
/* --- the following bits of info are returned as NULL-terminated strings --- */
case DEVINFO_STR_NAME: info->s = "Motorola 6845"; break;
case DEVINFO_STR_FAMILY: info->s = "MC6845 CRTC"; break;
case DEVINFO_STR_VERSION: info->s = "1.6"; break;
case DEVINFO_STR_VERSION: info->s = "1.61"; break;
case DEVINFO_STR_SOURCE_FILE: info->s = __FILE__; break;
case DEVINFO_STR_CREDITS: info->s = "Copyright Nicola Salmoria and the MAME Team"; break;
}
}
DEVICE_GET_INFO( mc6845_1 )
{
switch (state)
{
/* --- the following bits of info are returned as NULL-terminated strings --- */
case DEVINFO_STR_NAME: info->s = "Motorla 6845-1"; break;
/* --- the following bits of info are returned as pointers to data or functions --- */
case DEVINFO_FCT_START: info->start = DEVICE_START_NAME(mc6845_1); break;
default: DEVICE_GET_INFO_CALL(mc6845); break;
}
}
DEVICE_GET_INFO( c6545_1 )
{
switch (state)
@ -804,3 +843,48 @@ DEVICE_GET_INFO( r6545_1 )
default: DEVICE_GET_INFO_CALL(mc6845); break;
}
}
DEVICE_GET_INFO( h46505 )
{
switch (state)
{
/* --- the following bits of info are returned as NULL-terminated strings --- */
case DEVINFO_STR_NAME: info->s = "Hitachi 46505"; break;
/* --- the following bits of info are returned as pointers to data or functions --- */
case DEVINFO_FCT_START: info->start = DEVICE_START_NAME(h46505); break;
default: DEVICE_GET_INFO_CALL(mc6845); break;
}
}
DEVICE_GET_INFO( hd6845 )
{
switch (state)
{
/* --- the following bits of info are returned as NULL-terminated strings --- */
case DEVINFO_STR_NAME: info->s = "Hitachi 6845"; break;
/* --- the following bits of info are returned as pointers to data or functions --- */
case DEVINFO_FCT_START: info->start = DEVICE_START_NAME(hd6845); break;
default: DEVICE_GET_INFO_CALL(mc6845); break;
}
}
DEVICE_GET_INFO( sy6545_1 )
{
switch (state)
{
/* --- the following bits of info are returned as NULL-terminated strings --- */
case DEVINFO_STR_NAME: info->s = "Synertek 6545-1"; break;
/* --- the following bits of info are returned as pointers to data or functions --- */
case DEVINFO_FCT_START: info->start = DEVICE_START_NAME(sy6545_1); break;
default: DEVICE_GET_INFO_CALL(mc6845); break;
}
}

8
src/emu/video/mc6845.h
View File

@ -12,8 +12,12 @@
#define MC6845 DEVICE_GET_INFO_NAME(mc6845)
#define MC6845_1 DEVICE_GET_INFO_NAME(mc6845_1)
#define R6545_1 DEVICE_GET_INFO_NAME(r6545_1)
#define C6545_1 DEVICE_GET_INFO_NAME(c6545_1)
#define H46505 DEVICE_GET_INFO_NAME(h46505)
#define HD6845 DEVICE_GET_INFO_NAME(hd6845)
#define SY6545_1 DEVICE_GET_INFO_NAME(sy6545_1)
/* callback definitions */
@ -75,8 +79,12 @@ struct _mc6845_interface
/* device interface */
DEVICE_GET_INFO( mc6845 );
DEVICE_GET_INFO( mc6845_1 );
DEVICE_GET_INFO( r6545_1 );
DEVICE_GET_INFO( c6545_1 );
DEVICE_GET_INFO( h46505 );
DEVICE_GET_INFO( hd6845 );
DEVICE_GET_INFO( sy6545_1 );
/* select one of the registers for reading or writing */
WRITE8_DEVICE_HANDLER( mc6845_address_w );