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More reorganization and finally merged the two makefiles.

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This commit is contained in:
OBattler
2020-06-13 12:32:09 +02:00
parent 4e48943ad5
commit ca55e2a12a
35 changed files with 3645 additions and 4372 deletions
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298
src/chipset/rabbit.c → src/chipset/sis_85c310.c
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@@ -1,150 +1,150 @@
#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 "cpu.h"
#include <86box/timer.h>
#include <86box/io.h>
#include <86box/device.h>
#include <86box/keyboard.h>
#include <86box/mem.h>
#include <86box/fdd.h>
#include <86box/fdc.h>
#include <86box/chipset.h>
typedef struct
{
uint8_t cur_reg, tries,
regs[258];
} rabbit_t;
static void
rabbit_recalcmapping(rabbit_t *dev)
{
uint32_t shread, shwrite;
uint32_t shflags = 0;
shread = !!(dev->regs[0x101] & 0x40);
shwrite = !!(dev->regs[0x100] & 0x02);
shflags = shread ? MEM_READ_INTERNAL : MEM_READ_EXTANY;
shflags |= shwrite ? MEM_WRITE_INTERNAL : MEM_WRITE_EXTANY;
shadowbios = !!shread;
shadowbios_write = !!shwrite;
#ifdef USE_SHADOW_C0000
mem_set_mem_state(0x000c0000, 0x00040000, MEM_READ_EXTANY | MEM_WRITE_EXTANY);
#else
mem_set_mem_state(0x000e0000, 0x00020000, MEM_READ_EXTANY | MEM_WRITE_EXTANY);
#endif
switch (dev->regs[0x100] & 0x09) {
case 0x01:
/* The one BIOS we use seems to use something else to control C0000-DFFFF shadow,
no idea what. */
#ifdef USE_SHADOW_C0000
/* 64K at 0C0000-0CFFFF */
mem_set_mem_state(0x000c0000, 0x00010000, shflags);
/* FALLTHROUGH */
#endif
case 0x00:
/* 64K at 0F0000-0FFFFF */
mem_set_mem_state(0x000f0000, 0x00010000, shflags);
break;
case 0x09:
#ifdef USE_SHADOW_C0000
/* 128K at 0C0000-0DFFFF */
mem_set_mem_state(0x000c0000, 0x00020000, shflags);
/* FALLTHROUGH */
#endif
case 0x08:
/* 128K at 0E0000-0FFFFF */
mem_set_mem_state(0x000e0000, 0x00020000, shflags);
break;
}
flushmmucache();
}
static void
rabbit_write(uint16_t addr, uint8_t val, void *priv)
{
rabbit_t *dev = (rabbit_t *) priv;
switch (addr) {
case 0x22:
dev->cur_reg = val;
dev->tries = 0;
break;
case 0x23:
if (dev->cur_reg == 0x83) {
if (dev->tries < 0x02) {
dev->regs[dev->tries++ | 0x100] = val;
if (dev->tries == 0x02)
rabbit_recalcmapping(dev);
}
} else
dev->regs[dev->cur_reg] = val;
break;
}
}
static uint8_t
rabbit_read(uint16_t addr, void *priv)
{
uint8_t ret = 0xff;
rabbit_t *dev = (rabbit_t *) priv;
switch (addr) {
case 0x23:
if (dev->cur_reg == 0x83) {
if (dev->tries < 0x02)
ret = dev->regs[dev->tries++ | 0x100];
} else
ret = dev->regs[dev->cur_reg];
break;
}
return ret;
}
static void
rabbit_close(void *priv)
{
rabbit_t *dev = (rabbit_t *) priv;
free(dev);
}
static void *
rabbit_init(const device_t *info)
{
rabbit_t *dev = (rabbit_t *) malloc(sizeof(rabbit_t));
memset(dev, 0, sizeof(rabbit_t));
io_sethandler(0x0022, 0x0002, rabbit_read, NULL, NULL, rabbit_write, NULL, NULL, dev);
return dev;
}
const device_t rabbit_device = {
"SiS Rabbit",
0,
0,
rabbit_init, rabbit_close, NULL,
NULL, NULL, NULL,
NULL
#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 "cpu.h"
#include <86box/timer.h>
#include <86box/io.h>
#include <86box/device.h>
#include <86box/keyboard.h>
#include <86box/mem.h>
#include <86box/fdd.h>
#include <86box/fdc.h>
#include <86box/chipset.h>
typedef struct
{
uint8_t cur_reg, tries,
regs[258];
} rabbit_t;
static void
rabbit_recalcmapping(rabbit_t *dev)
{
uint32_t shread, shwrite;
uint32_t shflags = 0;
shread = !!(dev->regs[0x101] & 0x40);
shwrite = !!(dev->regs[0x100] & 0x02);
shflags = shread ? MEM_READ_INTERNAL : MEM_READ_EXTANY;
shflags |= shwrite ? MEM_WRITE_INTERNAL : MEM_WRITE_EXTANY;
shadowbios = !!shread;
shadowbios_write = !!shwrite;
#ifdef USE_SHADOW_C0000
mem_set_mem_state(0x000c0000, 0x00040000, MEM_READ_EXTANY | MEM_WRITE_EXTANY);
#else
mem_set_mem_state(0x000e0000, 0x00020000, MEM_READ_EXTANY | MEM_WRITE_EXTANY);
#endif
switch (dev->regs[0x100] & 0x09) {
case 0x01:
/* The one BIOS we use seems to use something else to control C0000-DFFFF shadow,
no idea what. */
#ifdef USE_SHADOW_C0000
/* 64K at 0C0000-0CFFFF */
mem_set_mem_state(0x000c0000, 0x00010000, shflags);
/* FALLTHROUGH */
#endif
case 0x00:
/* 64K at 0F0000-0FFFFF */
mem_set_mem_state(0x000f0000, 0x00010000, shflags);
break;
case 0x09:
#ifdef USE_SHADOW_C0000
/* 128K at 0C0000-0DFFFF */
mem_set_mem_state(0x000c0000, 0x00020000, shflags);
/* FALLTHROUGH */
#endif
case 0x08:
/* 128K at 0E0000-0FFFFF */
mem_set_mem_state(0x000e0000, 0x00020000, shflags);
break;
}
flushmmucache();
}
static void
rabbit_write(uint16_t addr, uint8_t val, void *priv)
{
rabbit_t *dev = (rabbit_t *) priv;
switch (addr) {
case 0x22:
dev->cur_reg = val;
dev->tries = 0;
break;
case 0x23:
if (dev->cur_reg == 0x83) {
if (dev->tries < 0x02) {
dev->regs[dev->tries++ | 0x100] = val;
if (dev->tries == 0x02)
rabbit_recalcmapping(dev);
}
} else
dev->regs[dev->cur_reg] = val;
break;
}
}
static uint8_t
rabbit_read(uint16_t addr, void *priv)
{
uint8_t ret = 0xff;
rabbit_t *dev = (rabbit_t *) priv;
switch (addr) {
case 0x23:
if (dev->cur_reg == 0x83) {
if (dev->tries < 0x02)
ret = dev->regs[dev->tries++ | 0x100];
} else
ret = dev->regs[dev->cur_reg];
break;
}
return ret;
}
static void
rabbit_close(void *priv)
{
rabbit_t *dev = (rabbit_t *) priv;
free(dev);
}
static void *
rabbit_init(const device_t *info)
{
rabbit_t *dev = (rabbit_t *) malloc(sizeof(rabbit_t));
memset(dev, 0, sizeof(rabbit_t));
io_sethandler(0x0022, 0x0002, rabbit_read, NULL, NULL, rabbit_write, NULL, NULL, dev);
return dev;
}
const device_t rabbit_device = {
"SiS Rabbit",
0,
0,
rabbit_init, rabbit_close, NULL,
NULL, NULL, NULL,
NULL
};