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(MESS) unixpc: Modernized floppy. (nw)

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This commit is contained in:
Curt Coder 2014-05-25 10:08:24 +00:00
parent 1b6d044a07
commit 8bf81264be
1 changed files with 17 additions and 20 deletions
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37
src/mess/drivers/unixpc.c
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@ -13,8 +13,7 @@
#include "emu.h"
#include "cpu/m68000/m68000.h"
#include "machine/ram.h"
#include "machine/wd17xx.h"
#include "imagedev/flopdrv.h"
#include "machine/wd_fdc.h"
#include "unixpc.lh"
@ -30,14 +29,14 @@ public:
m_maincpu(*this, "maincpu"),
m_ram(*this, RAM_TAG),
m_wd2797(*this, "wd2797"),
m_floppy(*this, FLOPPY_0),
m_floppy(*this, "wd2797:0:525dd"),
m_mapram(*this, "mapram"),
m_videoram(*this, "videoram"){ }
required_device<cpu_device> m_maincpu;
required_device<ram_device> m_ram;
required_device<wd2797_device> m_wd2797;
required_device<legacy_floppy_image_device> m_floppy;
required_device<wd2797_t> m_wd2797;
required_device<floppy_image_device> m_floppy;
UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
@ -117,10 +116,13 @@ WRITE16_MEMBER( unixpc_state::disk_control_w )
{
logerror("disk_control_w: %04x\n", data);
m_floppy->floppy_mon_w(!BIT(data, 5));
m_floppy->mon_w(!BIT(data, 5));
// bit 6 = floppy selected / not selected
m_wd2797->set_drive(0);
if (BIT(data, 6))
m_wd2797->set_floppy(m_floppy);
else
m_wd2797->set_floppy(NULL);
}
WRITE_LINE_MEMBER( unixpc_state::wd2797_intrq_w )
@ -161,7 +163,7 @@ static ADDRESS_MAP_START( unixpc_mem, AS_PROGRAM, 16, unixpc_state )
AM_RANGE(0x4a0000, 0x4a0001) AM_WRITE(misc_control_w)
AM_RANGE(0x4e0000, 0x4e0001) AM_WRITE(disk_control_w)
AM_RANGE(0x800000, 0xbfffff) AM_MIRROR(0x7fc000) AM_ROM AM_REGION("bootrom", 0)
AM_RANGE(0xe10000, 0xe10007) AM_DEVREADWRITE8("wd2797", wd2797_device, read, write, 0x00ff)
AM_RANGE(0xe10000, 0xe10007) AM_DEVREADWRITE8("wd2797", wd_fdc_t, read, write, 0x00ff)
AM_RANGE(0xe43000, 0xe43001) AM_WRITE(romlmap_w)
ADDRESS_MAP_END
@ -178,12 +180,9 @@ INPUT_PORTS_END
MACHINE DRIVERS
***************************************************************************/
static const floppy_interface unixpc_floppy_interface =
{
FLOPPY_STANDARD_5_25_DSDD,
LEGACY_FLOPPY_OPTIONS_NAME(default),
NULL
};
static SLOT_INTERFACE_START( unixpc_floppies )
SLOT_INTERFACE( "525dd", FLOPPY_525_DD )
SLOT_INTERFACE_END
static MACHINE_CONFIG_START( unixpc, unixpc_state )
// basic machine hardware
@ -207,12 +206,10 @@ static MACHINE_CONFIG_START( unixpc, unixpc_state )
MCFG_RAM_EXTRA_OPTIONS("2M")
// floppy
MCFG_DEVICE_ADD("wd2797", WD2797, 0)
MCFG_WD17XX_DEFAULT_DRIVE1_TAGS
MCFG_WD17XX_INTRQ_CALLBACK(WRITELINE(unixpc_state, wd2797_intrq_w))
MCFG_WD17XX_DRQ_CALLBACK(WRITELINE(unixpc_state, wd2797_drq_w))
MCFG_LEGACY_FLOPPY_DRIVE_ADD(FLOPPY_0, unixpc_floppy_interface)
MCFG_DEVICE_ADD("wd2797", WD2797x, 1000000)
MCFG_WD_FDC_INTRQ_CALLBACK(WRITELINE(unixpc_state, wd2797_intrq_w))
MCFG_WD_FDC_DRQ_CALLBACK(WRITELINE(unixpc_state, wd2797_drq_w))
MCFG_FLOPPY_DRIVE_ADD("wd2797:0", unixpc_floppies, "525dd", floppy_image_device::default_floppy_formats)
MACHINE_CONFIG_END