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su2000: fix cmos size, nothing to boot from though (nw)

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This commit is contained in:
cracyc 2016-03-21 21:21:08 -05:00
parent c15b336867
commit d3a18f29af
1 changed files with 8 additions and 37 deletions
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45
src/mame/drivers/su2000.cpp
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@ -39,6 +39,7 @@
#include "machine/idectrl.h"
#include "video/pc_vga.h"
#include "machine/pckeybrd.h"
#include "machine/ds128x.h"
/*************************************
*
@ -51,8 +52,6 @@
#define TMS320C1_CLOCK XTAL_33_833MHz
#define MC88110_CLOCK XTAL_40MHz
#define PC_RAM_SIZE (4096 * 1024)
/*************************************
*
@ -66,9 +65,6 @@ public:
su2000_state(const machine_config &mconfig, device_type type, const char *tag)
: pcat_base_state(mconfig, type, tag){ }
std::unique_ptr<UINT32[]> m_pc_ram;
virtual void machine_start() override;
virtual void machine_reset() override;
};
@ -79,10 +75,11 @@ public:
*************************************/
static ADDRESS_MAP_START( pcat_map, AS_PROGRAM, 32, su2000_state )
AM_RANGE(0x00000000, 0x0009ffff) AM_RAMBANK("mem_bank")
AM_RANGE(0x00000000, 0x0009ffff) AM_RAM
AM_RANGE(0x000a0000, 0x000bffff) AM_DEVREADWRITE8("vga", vga_device, mem_r, mem_w, 0xffffffff)
AM_RANGE(0x000c0000, 0x000c7fff) AM_ROM
AM_RANGE(0x000f0000, 0x000fffff) AM_ROM
AM_RANGE(0x00100000, 0x003fffff) AM_RAM
AM_RANGE(0xffff0000, 0xffffffff) AM_ROM AM_REGION("maincpu", 0x0f0000)
ADDRESS_MAP_END
@ -116,34 +113,6 @@ static void ide_interrupt(device_t *device, int state)
#endif
/*************************************
*
* Initialization
*
*************************************/
void su2000_state::machine_start()
{
address_space &space = m_maincpu->space(AS_PROGRAM);
/* Configure RAM */
m_pc_ram = make_unique_clear<UINT32[]>(PC_RAM_SIZE);
/* Conventional memory */
membank("mem_bank")->set_base(m_pc_ram.get());
/* HMA */
offs_t ram_limit = 0x100000 + PC_RAM_SIZE - 0x0a0000;
space.install_read_bank(0x100000, ram_limit - 1, "hma_bank");
space.install_write_bank(0x100000, ram_limit - 1, "hma_bank");
membank("hma_bank")->set_base(m_pc_ram.get() + 0xa0000);
}
void su2000_state::machine_reset()
{
}
/*************************************
*
* Machine Configuration
@ -173,11 +142,13 @@ static MACHINE_CONFIG_START( su2000, su2000_state )
/* Video hardware */
MCFG_FRAGMENT_ADD(pcvideo_vga)
MCFG_SCREEN_MODIFY("screen")
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) // TODO
MCFG_FRAGMENT_ADD(pcat_common)
MCFG_DEVICE_REMOVE("rtc")
MCFG_DS12885_ADD("rtc")
MCFG_MC146818_IRQ_HANDLER(DEVWRITELINE("pic8259_2", pic8259_device, ir0_w))
MCFG_MC146818_CENTURY_INDEX(0x32)
MACHINE_CONFIG_END