Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-06-06 12:53:46 +03:00
Code Issues Actions Packages Projects Releases Wiki Activity

[CDP1869] Added a macro for the interface, and made write handlers optional.

Browse Source
This commit is contained in:
Curt Coder 2008-04-17 14:29:25 +00:00
parent 63acd17b6a
commit e8abef328c
3 changed files with 13 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/emu/video/cdp1869.c
View File

@ -2,8 +2,8 @@
#include "sndintrf.h" #include "sndintrf.h"
#include "streams.h" #include "streams.h"
#include "cpu/cdp1802/cdp1802.h" #include "cpu/cdp1802/cdp1802.h"
#include "video/cdp1869.h"
#include "sound/cdp1869.h" #include "sound/cdp1869.h"
#include "video/cdp1869.h"
/* /*
@ -569,8 +569,11 @@ WRITE8_DEVICE_HANDLER( cdp1869_pageram_w )
pma = offset; pma = offset;
} }
if (cdp1869->intf->page_ram_w)
{
cdp1869->intf->page_ram_w(device, pma, data); cdp1869->intf->page_ram_w(device, pma, data);
} }
}
/* Character RAM Access */ /* Character RAM Access */
@ -610,9 +613,12 @@ WRITE8_DEVICE_HANDLER( cdp1869_charram_w )
cma &= 0x07; cma &= 0x07;
} }
if (cdp1869->intf->char_ram_w)
{
cdp1869->intf->char_ram_w(device, pma, cma, data); cdp1869->intf->char_ram_w(device, pma, cma, data);
} }
} }
}
/* Screen Update */ /* Screen Update */
@ -776,10 +782,8 @@ static DEVICE_START( cdp1869 )
cdp1869->intf = device->static_config; cdp1869->intf = device->static_config;
assert(cdp1869->intf->page_ram_r != NULL); assert(cdp1869->intf->page_ram_r != NULL);
assert(cdp1869->intf->page_ram_w != NULL);
assert(cdp1869->intf->pcb_r != NULL); assert(cdp1869->intf->pcb_r != NULL);
assert(cdp1869->intf->char_ram_r != NULL); assert(cdp1869->intf->char_ram_r != NULL);
assert(cdp1869->intf->char_ram_w != NULL);
// set initial values // set initial values

5
src/emu/video/cdp1869.h
View File

@ -132,6 +132,7 @@ struct _cdp1869_interface
/* if specified, this gets called for every change of the predisplay pin (CDP1870/76 pin 1) */ /* if specified, this gets called for every change of the predisplay pin (CDP1870/76 pin 1) */
cdp1869_on_prd_changed_func on_prd_changed; cdp1869_on_prd_changed_func on_prd_changed;
}; };
#define CDP1869_INTERFACE(name) const cdp1869_interface (name) =
/* device interface */ /* device interface */
DEVICE_GET_INFO( cdp1869_video ); DEVICE_GET_INFO( cdp1869_video );
@ -139,7 +140,7 @@ DEVICE_GET_INFO( cdp1869_video );
/* palette initialization */ /* palette initialization */
PALETTE_INIT( cdp1869 ); PALETTE_INIT( cdp1869 );
/* io port access */ /* register access */
WRITE8_DEVICE_HANDLER( cdp1869_out3_w ); WRITE8_DEVICE_HANDLER( cdp1869_out3_w );
WRITE8_DEVICE_HANDLER( cdp1869_out4_w ); WRITE8_DEVICE_HANDLER( cdp1869_out4_w );
WRITE8_DEVICE_HANDLER( cdp1869_out5_w ); WRITE8_DEVICE_HANDLER( cdp1869_out5_w );
@ -154,7 +155,7 @@ WRITE8_DEVICE_HANDLER ( cdp1869_charram_w );
READ8_DEVICE_HANDLER ( cdp1869_pageram_r ); READ8_DEVICE_HANDLER ( cdp1869_pageram_r );
WRITE8_DEVICE_HANDLER ( cdp1869_pageram_w ); WRITE8_DEVICE_HANDLER ( cdp1869_pageram_w );
/* updates the screen */ /* screen update */
void cdp1869_update(const device_config *device, bitmap_t *bitmap, const rectangle *cliprect); void cdp1869_update(const device_config *device, bitmap_t *bitmap, const rectangle *cliprect);
#endif #endif

2
src/mame/video/cidelsa.c
View File

@ -182,7 +182,7 @@ static const cdp1869_interface altair_cdp1869_intf =
cidelsa_prd_changed, cidelsa_prd_changed,
}; };
static const cdp1869_interface draco_cdp1869_intf = static CDP1869_INTERFACE( draco_cdp1869_intf )
{ {
SCREEN_TAG, SCREEN_TAG,
DRACO_CHR2, DRACO_CHR2,