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Merge pull request #1248 from tiseno100/master

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Mass rewrite of the WD76C10
This commit is contained in:
Miran Grča
2021-01-25 19:34:29 +01:00
committed by GitHub
parent e78827a5ab 67290bcac8
commit 66174334e6
3 changed files with 488 additions and 226 deletions
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24
src/chipset/sis_5571.c
View File

@@ -210,7 +210,7 @@ memory_pci_bridge_write(int func, int addr, uint8_t val, void *priv)
dev->pci_conf[addr] = val & 0xec;
break;
case 0x51: /* Cache */
case 0x51: /* L2 Cache */
dev->pci_conf[addr] = val;
cpu_cache_ext_enabled = !!(val & 0x40);
cpu_update_waitstates();
@@ -263,7 +263,7 @@ memory_pci_bridge_write(int func, int addr, uint8_t val, void *priv)
case 0x83:
dev->pci_conf[addr] = val;
port_92_set_features(dev->port_92, (val & 0x40), (val & 0x80));
port_92_set_features(dev->port_92, !!(val & 0x40), !!(val & 0x80));
break;
case 0x87:
@@ -272,7 +272,9 @@ memory_pci_bridge_write(int func, int addr, uint8_t val, void *priv)
case 0x93: /* APM SMI */
dev->pci_conf[addr] = val;
apm_set_do_smi(dev->apm, ((dev->pci_conf[0x9b] & 0x01) && (val & 0x02)));
apm_set_do_smi(dev->apm, !!((dev->pci_conf[0x9b] & 0x01) && (val & 0x02)));
if (val & 0x02)
dev->pci_conf[0x9d] |= 1;
break;
case 0x94:
@@ -326,7 +328,7 @@ pci_isa_bridge_write(int func, int addr, uint8_t val, void *priv)
case 0x43:
case 0x44:
dev->pci_conf_sb[0][addr] = val & 0x8f;
pci_set_irq_routing(PCI_INTA + (val & 0x07), !(val & 0x80) ? (val & 0x0f) : PCI_IRQ_DISABLED);
pci_set_irq_routing((addr & 0x07), !(val & 0x80) ? (val & 0x0f) : PCI_IRQ_DISABLED);
break;
case 0x45:
@@ -415,7 +417,7 @@ pci_isa_bridge_write(int func, int addr, uint8_t val, void *priv)
}
sis_5571_log("IDE Controller: dev->pci_conf[%02x] = %02x\n", addr, val);
if ((addr == 0x09) || ((addr >= 0x10) && (addr <= 0x23)) || (addr == 0x4a))
if (((addr >= 0x09) && (addr <= 0x23)) || (addr == 0x4a))
sis_5571_ide_handler(dev);
break;
@@ -593,7 +595,6 @@ sis_5571_init(const device_t *info)
pci_add_card(PCI_ADD_NORTHBRIDGE, memory_pci_bridge_read, memory_pci_bridge_write, dev);
dev->sb_pci_slot = pci_add_card(PCI_ADD_SOUTHBRIDGE, pci_isa_bridge_read, pci_isa_bridge_write, dev);
pci_enable_mirq(1);
/* APM */
dev->apm = device_add(&apm_pci_device);
@@ -601,16 +602,19 @@ sis_5571_init(const device_t *info)
/* DMA */
dma_alias_set();
/* MIRQ */
pci_enable_mirq(0);
/* Port 92 & SMRAM */
dev->port_92 = device_add(&port_92_pci_device);
dev->smram = smram_add();
/* SFF IDE */
dev->bm[0] = device_add_inst(&sff8038i_device, 1);
dev->bm[1] = device_add_inst(&sff8038i_device, 2);
dev->program_status_pri = 0;
dev->program_status_sec = 0;
/* Port 92 & SMRAM */
dev->port_92 = device_add(&port_92_pci_device);
dev->smram = smram_add();
/* USB */
dev->usb = device_add(&usb_device);

672
src/chipset/wd76c10.c
View File

@@ -6,234 +6,424 @@
*
* This file is part of the 86Box distribution.
*
* Implementation of the WD76C10 System Controller chip.
* Implementation of the Western Digital WD76C10 chipset.
*
* Note: This chipset has no datasheet, everything were done via
* reverse engineering the BIOS of various machines using it.
*
* Authors: Tiseno100
*
* Authors: Sarah Walker, <tommowalker@tommowalker.co.uk>
* Miran Grca, <mgrca8@gmail.com>
* Fred N. van Kempen, <decwiz@yahoo.com>
* Copyright 2021 Tiseno100
*
* Copyright 2008-2019 Sarah Walker.
* Copyright 2016-2019 Miran Grca.
* Copyright 2017-2019 Fred N. van Kempen.
*/
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <wchar.h>
#define HAVE_STDARG_H
#include <86box/86box.h>
#include <86box/device.h>
#include "cpu.h"
#include <86box/timer.h>
#include <86box/io.h>
#include <86box/keyboard.h>
#include <86box/device.h>
#include <86box/dma.h>
#include <86box/fdd.h>
#include <86box/fdc.h>
#include <86box/hdd.h>
#include <86box/hdc.h>
#include <86box/hdc_ide.h>
#include <86box/lpt.h>
#include <86box/mem.h>
#include <86box/port_92.h>
#include <86box/serial.h>
#include <86box/fdd.h>
#include <86box/fdc.h>
#include <86box/video.h>
#include <86box/chipset.h>
/* Lock/Unlock Procedures */
#define LOCK dev->lock
#define UNLOCKED !dev->lock
typedef struct {
int type;
#define ENABLE_WD76C10_LOG 1
uint16_t reg_0092;
uint16_t reg_2072;
uint16_t reg_2872;
uint16_t reg_5872;
#ifdef ENABLE_WD76C10_LOG
int wd76c10_do_log = ENABLE_WD76C10_LOG;
static void
wd76c10_log(const char *fmt, ...)
{
va_list ap;
uint16_t reg_f872;
if (wd76c10_do_log)
{
va_start(ap, fmt);
pclog_ex(fmt, ap);
va_end(ap);
}
}
#else
#define wd76c10_log(fmt, ...)
#endif
typedef struct
{
uint16_t lock_reg, oscillator_40mhz, cache_flush, ems_page_reg,
ems_page_reg_pointer, port_shadow, pmc_interrupt,
high_mem_protect_boundry, delay_line, diagnostic,
nmi_status, pmc_input, pmc_timer,
pmc_output, ems_control_low_address_boundry, shadow_ram,
split_addr, bank32staddr, bank10staddr,
non_page_mode_dram_timing, mem_control,
refresh_control, disk_chip_select, prog_chip_sel_addr,
bus_timing_power_down_ctl, clk_control;
int lock;
fdc_t *fdc_controller;
mem_mapping_t *mem_mapping;
serial_t *uart[2];
fdc_t *fdc;
mem_mapping_t extram_mapping;
uint8_t extram[65536];
} wd76c10_t;
static uint16_t
wd76c10_read(uint16_t port, void *priv)
static void wd76c10_refresh_control(wd76c10_t *dev)
{
wd76c10_t *dev = (wd76c10_t *)priv;
int16_t ret = 0xffff;
switch (port) {
case 0x2072:
ret = dev->reg_2072;
break;
case 0x2872:
ret = dev->reg_2872;
break;
case 0x5872:
ret = dev->reg_5872;
break;
case 0xf872:
ret = dev->reg_f872;
break;
}
return(ret);
}
static void
wd76c10_write(uint16_t port, uint16_t val, void *priv)
{
wd76c10_t *dev = (wd76c10_t *)priv;
switch (port) {
case 0x2072:
dev->reg_2072 = val;
serial_remove(dev->uart[0]);
if (!(val & 0x10))
{
switch ((val >> 5) & 7)
{
case 1: serial_setup(dev->uart[0], 0x3f8, 4); break;
case 2: serial_setup(dev->uart[0], 0x2f8, 4); break;
case 3: serial_setup(dev->uart[0], 0x3e8, 4); break;
case 4: serial_setup(dev->uart[0], 0x2e8, 4); break;
default: break;
}
}
serial_remove(dev->uart[1]);
if (!(val & 0x01))
/* Serial B */
switch ((dev->refresh_control >> 1) & 7)
{
switch ((val >> 1) & 7)
{
case 1: serial_setup(dev->uart[1], 0x3f8, 3); break;
case 2: serial_setup(dev->uart[1], 0x2f8, 3); break;
case 3: serial_setup(dev->uart[1], 0x3e8, 3); break;
case 4: serial_setup(dev->uart[1], 0x2e8, 3); break;
default: break;
}
}
break;
case 0x2872:
dev->reg_2872 = val;
fdc_remove(dev->fdc);
if (! (val & 1))
fdc_set_base(dev->fdc, 0x03f0);
break;
case 0x5872:
dev->reg_5872 = val;
break;
case 0xf872:
dev->reg_f872 = val;
switch (val & 3) {
case 0:
mem_set_mem_state(0xd0000, 0x10000, MEM_READ_EXTANY | MEM_WRITE_EXTANY);
break;
case 1:
mem_set_mem_state(0xd0000, 0x10000, MEM_READ_INTERNAL | MEM_WRITE_EXTANY);
serial_setup(dev->uart[1], 0x3f8, 3);
break;
case 2:
mem_set_mem_state(0xd0000, 0x10000, MEM_READ_EXTANY | MEM_WRITE_INTERNAL);
serial_setup(dev->uart[1], 0x2f8, 3);
break;
case 3:
mem_set_mem_state(0xd0000, 0x10000, MEM_READ_INTERNAL | MEM_WRITE_INTERNAL);
serial_setup(dev->uart[1], 0x3e8, 3);
break;
case 4:
serial_setup(dev->uart[1], 0x2e8, 3);
break;
}
flushmmucache_nopc();
if (val & 4)
mem_mapping_enable(&dev->extram_mapping);
else
mem_mapping_disable(&dev->extram_mapping);
flushmmucache_nopc();
break;
}
}
static uint8_t
wd76c10_readb(uint16_t port, void *priv)
serial_remove(dev->uart[0]);
/* Serial A */
switch ((dev->refresh_control >> 5) & 7)
{
if (port & 1)
return(wd76c10_read(port & ~1, priv) >> 8);
return(wd76c10_read(port, priv) & 0xff);
case 1:
serial_setup(dev->uart[0], 0x3f8, 4);
break;
case 2:
serial_setup(dev->uart[0], 0x2f8, 4);
break;
case 3:
serial_setup(dev->uart[0], 0x3e8, 4);
break;
case 4:
serial_setup(dev->uart[0], 0x2e8, 4);
break;
}
lpt1_remove();
/* LPT */
switch ((dev->refresh_control >> 9) & 3)
{
case 1:
lpt1_init(0x3bc);
lpt1_irq(7);
break;
case 2:
lpt1_init(0x378);
lpt1_irq(7);
break;
case 3:
lpt1_init(0x278);
lpt1_irq(7);
break;
}
}
static void wd76c10_split_addr(wd76c10_t *dev)
{
switch ((dev->split_addr >> 8) & 3)
{
case 1:
if (((dev->shadow_ram >> 8) & 3) == 2)
mem_remap_top(256);
break;
case 2:
if (((dev->shadow_ram >> 8) & 3) == 1)
mem_remap_top(320);
break;
case 3:
if (((dev->shadow_ram >> 8) & 3) == 3)
mem_remap_top(384);
break;
}
}
static void wd76c10_disk_chip_select(wd76c10_t *dev)
{
ide_pri_disable();
if (!(dev->disk_chip_select & 1))
{
ide_set_base(0, !(dev->disk_chip_select & 0x0010) ? 0x1f0 : 0x170);
ide_set_side(0, !(dev->disk_chip_select & 0x0010) ? 0x3f6 : 0x376);
}
ide_pri_enable();
fdc_remove(dev->fdc_controller);
if (!(dev->disk_chip_select & 2))
fdc_set_base(dev->fdc_controller, !(dev->disk_chip_select & 0x0010) ? 0x3f0 : 0x370);
}
static void wd76c10_shadow_recalc(wd76c10_t *dev)
{
switch ((dev->shadow_ram >> 14) & 3)
{
case 0:
mem_set_mem_state_both(0x20000, 0x80000, MEM_READ_INTERNAL | MEM_WRITE_INTERNAL);
break;
case 1:
mem_set_mem_state_both(0x80000, 0x20000, MEM_READ_DISABLED | MEM_WRITE_DISABLED);
break;
case 2:
mem_set_mem_state_both(0x40000, 0x60000, MEM_READ_DISABLED | MEM_WRITE_DISABLED);
break;
case 3:
mem_set_mem_state_both(0x20000, 0x80000, MEM_READ_DISABLED | MEM_WRITE_DISABLED);
break;
}
switch ((dev->shadow_ram >> 8) & 3)
{
case 0:
mem_set_mem_state_both(0xe0000, 0x20000, MEM_READ_EXTANY | MEM_WRITE_EXTANY);
mem_set_mem_state_both(0xc0000, 0x10000, MEM_READ_EXTANY | MEM_WRITE_EXTANY);
break;
case 1:
mem_set_mem_state_both(0xf0000, 0x10000, MEM_READ_INTERNAL | (!!(dev->shadow_ram & 0x1000) ? MEM_WRITE_DISABLED : MEM_WRITE_INTERNAL));
break;
case 2:
mem_set_mem_state_both(0xe0000, 0x20000, MEM_READ_INTERNAL | (!!(dev->shadow_ram & 0x1000) ? MEM_WRITE_DISABLED : MEM_WRITE_INTERNAL));
break;
case 3:
mem_set_mem_state_both(0x20000, 0x80000, MEM_READ_DISABLED | (!!(dev->shadow_ram & 0x1000) ? MEM_WRITE_DISABLED : MEM_WRITE_INTERNAL));
break;
}
}
static void
wd76c10_writeb(uint16_t port, uint8_t val, void *priv)
{
uint16_t temp = wd76c10_read(port, priv);
if (port & 1)
wd76c10_write(port & ~1, (temp & 0x00ff) | (val << 8), priv);
else
wd76c10_write(port , (temp & 0xff00) | val, priv);
}
uint8_t
wd76c10_read_extram(uint32_t addr, void *priv)
wd76c10_write(uint16_t addr, uint16_t val, void *priv)
{
wd76c10_t *dev = (wd76c10_t *)priv;
return dev->extram[addr & 0xffff];
if (UNLOCKED)
{
switch (addr)
{
case 0x1072:
dev->clk_control = val;
break;
case 0x1872:
dev->bus_timing_power_down_ctl = val;
break;
case 0x2072:
dev->refresh_control = val;
wd76c10_refresh_control(dev);
break;
case 0x2872:
dev->disk_chip_select = val;
wd76c10_disk_chip_select(dev);
break;
case 0x3072:
dev->prog_chip_sel_addr = val;
break;
case 0x3872:
dev->non_page_mode_dram_timing = val;
break;
case 0x4072:
dev->mem_control = val;
break;
case 0x4872:
dev->bank10staddr = val;
break;
case 0x5072:
dev->bank32staddr = val;
break;
case 0x5872:
dev->split_addr = val;
wd76c10_split_addr(dev);
break;
case 0x6072:
dev->shadow_ram = val & 0xffbf;
wd76c10_shadow_recalc(dev);
break;
case 0x6872:
dev->ems_control_low_address_boundry = val & 0xecff;
break;
case 0x7072:
dev->pmc_output = (val >> 8) & 0x00ff;
break;
case 0x7872:
dev->pmc_output = val & 0xff00;
break;
case 0x8072:
dev->pmc_timer = val;
break;
case 0x8872:
dev->pmc_input = val;
break;
case 0x9072:
dev->nmi_status = val & 0x00fc;
break;
case 0x9872:
dev->diagnostic = val & 0xfdff;
break;
case 0xa072:
dev->delay_line = val;
break;
case 0xc872:
dev->pmc_interrupt = val & 0xfcfc;
break;
case 0xf072:
dev->oscillator_40mhz = 0;
break;
case 0xf472:
dev->oscillator_40mhz = 1;
break;
case 0xf872:
dev->cache_flush = val;
flushmmucache();
break;
}
wd76c10_log("WD76C10: dev->regs[%04x] = %04x\n", addr, val);
}
switch (addr)
{
case 0xe072:
dev->ems_page_reg_pointer = val & 0x003f;
break;
uint16_t
wd76c10_read_extramw(uint32_t addr, void *priv)
case 0xe872:
dev->ems_page_reg = val & 0x8fff;
break;
case 0xf073:
dev->lock_reg = val & 0x00ff;
LOCK = !(val && 0x00da);
break;
}
}
static uint16_t
wd76c10_read(uint16_t addr, void *priv)
{
wd76c10_t *dev = (wd76c10_t *)priv;
return *(uint16_t *)&dev->extram[addr & 0xffff];
}
uint32_t
wd76c10_read_extraml(uint32_t addr, void *priv)
wd76c10_log("WD76C10: R dev->regs[%04x]\n", addr);
switch (addr)
{
wd76c10_t *dev = (wd76c10_t *)priv;
case 0x1072:
return dev->clk_control;
return *(uint32_t *)&dev->extram[addr & 0xffff];
case 0x1872:
return dev->bus_timing_power_down_ctl;
case 0x2072:
return dev->refresh_control;
case 0x2872:
return dev->disk_chip_select;
case 0x3072:
return dev->prog_chip_sel_addr;
case 0x3872:
return dev->non_page_mode_dram_timing;
case 0x4072:
return dev->mem_control;
case 0x4872:
return dev->bank10staddr;
case 0x5072:
return dev->bank32staddr;
case 0x5872:
return dev->split_addr;
case 0x6072:
return dev->shadow_ram;
case 0x6872:
return dev->ems_control_low_address_boundry;
case 0x7072:
return (dev->pmc_output << 8) & 0xff00;
case 0x7872:
return (dev->pmc_output) & 0xff00;
case 0x8072:
return dev->pmc_timer;
case 0x8872:
return dev->pmc_input;
case 0x9072:
return dev->nmi_status;
case 0x9872:
return dev->diagnostic;
case 0xa072:
return dev->delay_line;
case 0xb872:
return (inb(0x040b) << 8) | inb(0x04d6);
case 0xc872:
return dev->pmc_interrupt;
case 0xd072:
return dev->port_shadow;
case 0xe072:
return dev->ems_page_reg_pointer;
case 0xe872:
return dev->ems_page_reg;
case 0xfc72:
return 0x0ff0;
default:
return 0xffff;
}
void
wd76c10_write_extram(uint32_t addr, uint8_t val, void *priv)
{
wd76c10_t *dev = (wd76c10_t *)priv;
dev->extram[addr & 0xffff] = val;
}
void
wd76c10_write_extramw(uint32_t addr, uint16_t val, void *priv)
{
wd76c10_t *dev = (wd76c10_t *)priv;
*(uint16_t *)&dev->extram[addr & 0xffff] = val;
}
void
wd76c10_write_extraml(uint32_t addr, uint32_t val, void *priv)
{
wd76c10_t *dev = (wd76c10_t *)priv;
*(uint32_t *)&dev->extram[addr & 0xffff] = val;
}
static void
wd76c10_close(void *priv)
{
@@ -242,51 +432,119 @@ wd76c10_close(void *priv)
free(dev);
}
static void *
wd76c10_init(const device_t *info)
{
wd76c10_t *dev;
wd76c10_t *dev = (wd76c10_t *)malloc(sizeof(wd76c10_t));
memset(dev, 0, sizeof(wd76c10_t));
dev = (wd76c10_t *) malloc(sizeof(wd76c10_t));
memset(dev, 0x00, sizeof(wd76c10_t));
dev->type = info->local;
device_add(&port_92_inv_device);
dev->uart[0] = device_add_inst(&ns16450_device, 1);
dev->uart[1] = device_add_inst(&ns16450_device, 2);
dev->fdc_controller = device_add(&fdc_at_device);
device_add(&ide_isa_device);
dev->fdc = (fdc_t *)device_add(&fdc_at_device);
/* Lock Configuration */
LOCK = 1;
dev->uart[0] = device_add_inst(&i8250_device, 1);
dev->uart[1] = device_add_inst(&i8250_device, 2);
/* Clock Control */
io_sethandler(0x1072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
device_add(&port_92_word_device);
/* Bus Timing & Power Down Control */
io_sethandler(0x1872, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
io_sethandler(0x2072, 2,
wd76c10_readb,wd76c10_read,NULL,
wd76c10_writeb,wd76c10_write,NULL, dev);
io_sethandler(0x2872, 2,
wd76c10_readb,wd76c10_read,NULL,
wd76c10_writeb,wd76c10_write,NULL, dev);
io_sethandler(0x5872, 2,
wd76c10_readb,wd76c10_read,NULL,
wd76c10_writeb,wd76c10_write,NULL, dev);
io_sethandler(0xf872, 2,
wd76c10_readb,wd76c10_read,NULL,
wd76c10_writeb,wd76c10_write,NULL, dev);
/* Refresh Control(Serial & Parallel) */
io_sethandler(0x2072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
mem_mapping_add(&dev->extram_mapping, 0xd0000, 0x10000,
wd76c10_read_extram,wd76c10_read_extramw,wd76c10_read_extraml,
wd76c10_write_extram,wd76c10_write_extramw,wd76c10_write_extraml,
dev->extram, MEM_MAPPING_EXTERNAL, dev);
mem_mapping_disable(&dev->extram_mapping);
/* Disk Chip Select */
io_sethandler(0x2872, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
return(dev);
/* Programmable Chip Select Address(Needs more further examination!) */
io_sethandler(0x3072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* Bank 1 & 0 Start Address */
io_sethandler(0x4872, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* Bank 3 & 2 Start Address */
io_sethandler(0x5072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* Split Address */
io_sethandler(0x5872, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* EMS Control & EMS Low level boundry */
io_sethandler(0x6072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* EMS Control & EMS Low level boundry */
io_sethandler(0x6872, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* PMC Output */
io_sethandler(0x7072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* PMC Output */
io_sethandler(0x7872, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* PMC Status */
io_sethandler(0x8072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* PMC Status */
io_sethandler(0x8872, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* NMI Status (Needs further checkup) */
io_sethandler(0x9072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* Diagnostics */
io_sethandler(0x9872, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* Delay Line */
io_sethandler(0xa072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* DMA Mode Shadow(Needs Involvement on the DMA code) */
io_sethandler(0xb872, 1, NULL, wd76c10_read, NULL, NULL, NULL, NULL, dev);
/* High Memory Protection Boundry */
io_sethandler(0xc072, 1, NULL, wd76c10_read, NULL, NULL, NULL, NULL, dev);
/* PMC Interrupt Enable */
io_sethandler(0xc872, 1, NULL, wd76c10_read, NULL, NULL, NULL, NULL, dev);
/* Port Shadow (Needs further lookup) */
io_sethandler(0xd072, 1, NULL, wd76c10_read, NULL, NULL, NULL, NULL, dev);
/* EMS Page Register Pointer */
io_sethandler(0xe072, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* EMS Page Register */
io_sethandler(0xe872, 1, NULL, wd76c10_read, NULL, NULL, wd76c10_write, NULL, dev);
/* Lock/Unlock Configuration */
io_sethandler(0xf073, 1, NULL, NULL, NULL, NULL, wd76c10_write, NULL, dev);
/* 40Mhz Oscillator Enable Disable */
io_sethandler(0xf072, 1, NULL, NULL, NULL, NULL, wd76c10_write, NULL, dev);
io_sethandler(0xf472, 1, NULL, NULL, NULL, NULL, wd76c10_write, NULL, dev);
/* Lock Status */
io_sethandler(0xfc72, 1, NULL, wd76c10_read, NULL, NULL, NULL, NULL, dev);
/* Cache Flush */
io_sethandler(0xf872, 1, NULL, wd76c10_read, NULL, NULL, NULL, NULL, dev);
dma_ext_mode_init();
wd76c10_shadow_recalc(dev);
wd76c10_refresh_control(dev);
wd76c10_disk_chip_select(dev);
return dev;
}
const device_t wd76c10_device = {
"WD 76C10",
"Western Digital WD76C10",
0,
0,
wd76c10_init, wd76c10_close, NULL,
{ NULL }, NULL, NULL,
NULL
};
wd76c10_init,
wd76c10_close,
NULL,
{NULL},
NULL,
NULL,
NULL};

2
src/machine/m_at_286_386sx.c
View File

@@ -474,7 +474,7 @@ machine_at_wd76c10_init(const machine_t *model)
if (bios_only || !ret)
return ret;
machine_at_common_ide_init(model);
machine_at_common_init(model);
device_add(&keyboard_ps2_quadtel_device);