Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-24 17:30:55 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

konendev: hooked up GCU (nw)

Browse Source
This commit is contained in:
Ville Linde 2015-08-09 21:48:29 +03:00
parent 01b95b1973
commit 8216276768
1 changed files with 8 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
src/mame/drivers/konendev.c
View File

@ -37,25 +37,25 @@
#include "emu.h"
#include "cpu/powerpc/ppc.h"
#include "sound/ymz280b.h"
#include "video/k057714.h"
class konendev_state : public driver_device
{
public:
konendev_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu")
m_maincpu(*this, "maincpu"),
m_gcu(*this, "gcu")
{ }
protected:
// devices
required_device<cpu_device> m_maincpu;
required_device<k057714_device> m_gcu;
public:
DECLARE_DRIVER_INIT(konendev);
DECLARE_READ32_MEMBER(gcu_r);
DECLARE_WRITE32_MEMBER(gcu_w);
UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
@ -64,38 +64,12 @@ UINT32 konendev_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap
return 0;
}
// VERY similar to the Firebeat GCU, probably the same
READ32_MEMBER(konendev_state::gcu_r)
{
int reg = offset << 2;
switch (reg)
{
// Status register
case 0x78:
return rand();
}
return 0;
}
WRITE32_MEMBER(konendev_state::gcu_w)
{
int reg = offset << 2;
switch (reg)
{
default:
osd_printf_debug("[%x] %.4x\n", reg, data);
}
}
static ADDRESS_MAP_START( konendev_map, AS_PROGRAM, 32, konendev_state )
AM_RANGE(0x00000000, 0x00ffffff) AM_RAM
AM_RANGE(0x78000000, 0x78000003) AM_READNOP
AM_RANGE(0x78100000, 0x7810001b) AM_RAM
AM_RANGE(0x78a00014, 0x78a00017) AM_WRITENOP
AM_RANGE(0x79800000, 0x798000ff) AM_READWRITE(gcu_r, gcu_w)
AM_RANGE(0x79800000, 0x798000ff) AM_DEVREADWRITE("gcu", k057714_device, read, write)
AM_RANGE(0x7ff00000, 0x7fffffff) AM_ROM AM_REGION("program", 0)
ADDRESS_MAP_END
@ -121,6 +95,9 @@ static MACHINE_CONFIG_START( konendev, konendev_state )
MCFG_SCREEN_UPDATE_DRIVER(konendev_state, screen_update)
MCFG_SCREEN_PALETTE("palette")
MCFG_DEVICE_ADD("gcu", K057714, 0)
MCFG_K057714_CPU_TAG("maincpu")
/* sound hardware */
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")