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Disabled flash ROM code for now, it causes hangs at BIOS if you load too many games

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This commit is contained in:
Angelo Salese 2013-08-19 22:46:32 +00:00
parent 60cd63ea43
commit 83980de83e
2 changed files with 10 additions and 8 deletions
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8
src/mess/drivers/dccons.c
View File

@ -74,7 +74,7 @@ READ64_MEMBER(dc_cons_state::dc_pdtra_r )
{
UINT64 out = PCTRA<<32;
out |= PDTRA & ~3;
out |= PDTRA & ~0x0303;
// if both bits are inputs
if (!(PCTRA & 0x5))
@ -116,6 +116,7 @@ WRITE64_MEMBER(dc_cons_state::dc_arm_w )
COMBINE_DATA((UINT64 *)dc_sound_ram.target() + offset);
}
#if 0
READ8_MEMBER(dc_cons_state::dc_flash_r)
{
return m_dcflash->read(offset);
@ -125,10 +126,11 @@ WRITE8_MEMBER(dc_cons_state::dc_flash_w)
{
m_dcflash->write(offset,data);
}
#endif
static ADDRESS_MAP_START( dc_map, AS_PROGRAM, 64, dc_cons_state )
AM_RANGE(0x00000000, 0x001fffff) AM_ROM AM_WRITENOP // BIOS
AM_RANGE(0x00200000, 0x0021ffff) AM_READWRITE8(dc_flash_r,dc_flash_w, U64(0xffffffffffffffff))
AM_RANGE(0x00200000, 0x0021ffff) AM_ROM AM_REGION("dcflash",0)//AM_READWRITE8(dc_flash_r,dc_flash_w, U64(0xffffffffffffffff))
AM_RANGE(0x005f6800, 0x005f69ff) AM_READWRITE(dc_sysctrl_r, dc_sysctrl_w )
AM_RANGE(0x005f6c00, 0x005f6cff) AM_DEVICE32( "maple_dc", maple_dc_device, amap, U64(0xffffffffffffffff) )
AM_RANGE(0x005f7000, 0x005f70ff) AM_READWRITE32(dc_mess_gdrom_r, dc_mess_gdrom_w, U64(0xffffffffffffffff) )
@ -209,7 +211,7 @@ static MACHINE_CONFIG_START( dc, dc_cons_state )
MCFG_MACHINE_RESET_OVERRIDE(dc_cons_state,dc_console )
MCFG_MACRONIX_29LV160TMC_ADD("dcflash")
// MCFG_MACRONIX_29LV160TMC_ADD("dcflash")
MCFG_MAPLE_DC_ADD( "maple_dc", "maincpu", dc_maple_irq )
MCFG_DC_CONTROLLER_ADD("dcctrl0", "maple_dc", 0, ":P1:0", ":P1:1", ":P1:A0", ":P1:A1", ":P1:A2", ":P1:A3", ":P1:A4", ":P1:A5")

10
src/mess/includes/dccons.h
View File

@ -6,11 +6,11 @@ class dc_cons_state : public dc_state
{
public:
dc_cons_state(const machine_config &mconfig, device_type type, const char *tag)
: dc_state(mconfig, type, tag),
m_dcflash(*this, "dcflash")
: dc_state(mconfig, type, tag)
// m_dcflash(*this, "dcflash")
{ }
required_device<macronix_29lv160tmc_device> m_dcflash;
// required_device<macronix_29lv160tmc_device> m_dcflash;
DECLARE_DRIVER_INIT(dc);
DECLARE_DRIVER_INIT(dcus);
@ -44,8 +44,8 @@ public:
DECLARE_WRITE32_MEMBER( dc_mess_gdrom_w );
DECLARE_READ32_MEMBER( dc_mess_g1_ctrl_r );
DECLARE_WRITE32_MEMBER( dc_mess_g1_ctrl_w );
DECLARE_READ8_MEMBER( dc_flash_r );
DECLARE_WRITE8_MEMBER( dc_flash_w );
// DECLARE_READ8_MEMBER( dc_flash_r );
// DECLARE_WRITE8_MEMBER( dc_flash_w );
private:
UINT64 PDTRA, PCTRA;