Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-16 13:34:55 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

pc9801_cd: 9801 cdrom drivers require DRDY and SERV always set (nw)

Browse Source 
pc9801_kbd: make a serial keyboard someday (nw)
---
Load NECCDM.SYS to make the cdrom work.
This commit is contained in:
cracyc 2016-02-01 17:24:21 -06:00
parent 5e8d6c57bd
commit 88413be866
6 changed files with 73 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
scripts/target/mame/mess.lua
View File

@ -2090,6 +2090,8 @@ files {
MAME_DIR .. "src/mame/machine/pc9801_cbus.h",
MAME_DIR .. "src/mame/machine/pc9801_kbd.cpp",
MAME_DIR .. "src/mame/machine/pc9801_kbd.h",
MAME_DIR .. "src/mame/machine/pc9801_cd.cpp",
MAME_DIR .. "src/mame/machine/pc9801_cd.h",
MAME_DIR .. "src/mame/drivers/tk80bs.cpp",
MAME_DIR .. "src/mame/drivers/hh_ucom4.cpp",
MAME_DIR .. "src/mame/includes/hh_ucom4.h",

7
src/mame/drivers/pc9801.cpp
View File

@ -425,6 +425,7 @@ Keyboard TX commands:
#include "machine/pc9801_118.h"
#include "machine/pc9801_cbus.h"
#include "machine/pc9801_kbd.h"
#include "machine/pc9801_cd.h"
#include "machine/idectrl.h"
#include "machine/idehd.h"
@ -3218,6 +3219,10 @@ TIMER_DEVICE_CALLBACK_MEMBER( pc9801_state::mouse_irq_cb )
}
}
SLOT_INTERFACE_START(pc9801_atapi_devices)
SLOT_INTERFACE("pc9801_cd", PC9801_CD)
SLOT_INTERFACE_END
static MACHINE_CONFIG_FRAGMENT( pc9801_keyboard )
MCFG_DEVICE_ADD("keyb", PC9801_KBD, 53)
MCFG_PC9801_KBD_IRQ_CALLBACK(DEVWRITELINE("pic8259_master", pic8259_device, ir1_w))
@ -3266,7 +3271,7 @@ MACHINE_CONFIG_END
static MACHINE_CONFIG_FRAGMENT( pc9801_ide )
MCFG_ATA_INTERFACE_ADD("ide1", ata_devices, "hdd", nullptr, false)
MCFG_ATA_INTERFACE_IRQ_HANDLER(WRITELINE(pc9801_state, ide1_irq_w))
MCFG_ATA_INTERFACE_ADD("ide2", ata_devices, "cdrom", nullptr, false)
MCFG_ATA_INTERFACE_ADD("ide2", pc9801_atapi_devices, "pc9801_cd", nullptr, false)
MCFG_ATA_INTERFACE_IRQ_HANDLER(WRITELINE(pc9801_state, ide2_irq_w))
MACHINE_CONFIG_END

34
src/mame/machine/pc9801_cd.cpp Normal file
View File

@ -0,0 +1,34 @@
// license:BSD-3-Clause
// copyright-holders:smf
#include "pc9801_cd.h"
// device type definition
const device_type PC9801_CD = &device_creator<pc9801_cd_device>;
pc9801_cd_device::pc9801_cd_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
atapi_cdrom_device(mconfig, PC9801_CD, "PC9801 CD-ROM Drive", tag, owner, clock, "pc9801_cd", __FILE__)
{
}
void pc9801_cd_device::fill_buffer()
{
atapi_hle_device::fill_buffer();
m_status |= IDE_STATUS_DRDY | IDE_STATUS_SERV;
}
void pc9801_cd_device::process_buffer()
{
atapi_hle_device::process_buffer();
m_status |= IDE_STATUS_DRDY | IDE_STATUS_SERV;
}
void pc9801_cd_device::process_command()
{
atapi_hle_device::process_command();
switch(m_command)
{
case IDE_COMMAND_CHECK_POWER_MODE:
m_status = IDE_STATUS_DRDY | IDE_STATUS_SERV;
break;
}
}

23
src/mame/machine/pc9801_cd.h Normal file
View File

@ -0,0 +1,23 @@
// license:BSD-3-Clause
// copyright-holders:smf
#ifndef __PC9801_CD_H__
#define __PC9801_CD_H__
#include "machine/atapicdr.h"
class pc9801_cd_device : public atapi_cdrom_device
{
public:
pc9801_cd_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
protected:
virtual void fill_buffer() override;
virtual void process_command() override;
virtual void process_buffer() override;
};
// device type definition
extern const device_type PC9801_CD;
#endif

8
src/mame/machine/pc9801_kbd.cpp
View File

@ -257,6 +257,7 @@ void pc9801_kbd_device::device_reset()
m_keyb_tx = 0xff;
m_keyb_rx = 0;
m_key_avail = false;
}
//-------------------------------------------------
@ -276,6 +277,7 @@ void pc9801_kbd_device::device_timer(emu_timer &timer, device_timer_id id, int p
{
m_keyb_tx = i | 0x80;
m_write_irq(ASSERT_LINE);
m_key_avail = true;
m_rx_buf[i] = 0;
return;
}
@ -288,6 +290,7 @@ void pc9801_kbd_device::device_timer(emu_timer &timer, device_timer_id id, int p
{
m_keyb_tx = i;
m_write_irq(ASSERT_LINE);
m_key_avail = true;
m_rx_buf[i] = 0;
return;
}
@ -303,8 +306,11 @@ READ8_MEMBER( pc9801_kbd_device::rx_r )
{
m_write_irq(CLEAR_LINE);
if(!offset)
{
m_key_avail = false;
return m_keyb_tx;
return 1 | 4 | 2;
}
return 1 | 4 | (m_key_avail ? 2 : 0);
}
WRITE8_MEMBER( pc9801_kbd_device::tx_w )

1
src/mame/machine/pc9801_kbd.h
View File

@ -55,6 +55,7 @@ protected:
UINT8 m_rx_buf[0x80];
UINT8 m_keyb_tx;
UINT8 m_keyb_rx;
bool m_key_avail;
};