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Add game port device with 6 I/O ports for the Crystal CS4237/8B

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This commit is contained in:
RichardG867
2021-06-03 01:14:48 -03:00
parent 80fb5775e4
commit dfd6d4e2df
3 changed files with 23 additions and 10 deletions
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25
src/game/gameport.c
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@@ -45,6 +45,7 @@ typedef struct {
typedef struct _gameport_ {
uint16_t addr;
uint8_t len;
struct _joystick_instance_ *joystick;
struct _gameport_ *next;
} gameport_t;
@@ -314,7 +315,7 @@ gameport_remap(void *priv, uint16_t address)
}
}
io_removehandler(dev->addr, (dev->addr & 1) ? 1 : 8,
io_removehandler(dev->addr, dev->len,
gameport_read, NULL, NULL, gameport_write, NULL, NULL, dev);
}
@@ -334,7 +335,7 @@ gameport_remap(void *priv, uint16_t address)
other_dev->next = dev;
}
io_sethandler(dev->addr, (dev->addr & 1) ? 1 : 8,
io_sethandler(dev->addr, dev->len,
gameport_read, NULL, NULL, gameport_write, NULL, NULL, dev);
}
}
@@ -358,7 +359,7 @@ gameport_add(const device_t *gameport_type)
{
/* Prevent a standalone game port from being added later on, unless this
is an unused Super I/O game port (no MACHINE_GAMEPORT machine flag). */
if (!(gameport_type->local & 0x10000) || (machines[machine].flags & MACHINE_GAMEPORT))
if (!(gameport_type->local & 0x1000000) || (machines[machine].flags & MACHINE_GAMEPORT))
standalone_gameport_type = NULL;
/* Add game port device. */
@@ -401,6 +402,7 @@ gameport_init(const device_t *info)
dev->joystick = joystick_instance;
/* Map game port to the default address. Not applicable on PnP-only ports. */
dev->len = (info->local >> 16) & 0xff;
gameport_remap(dev, info->local & 0xffff);
/* Register ISAPnP if this is a standard game port card. */
@@ -433,7 +435,7 @@ gameport_close(void *priv)
const device_t gameport_device = {
"Game port",
0, 0x200,
0, 0x080200,
gameport_init,
gameport_close,
NULL, { NULL }, NULL,
@@ -442,7 +444,7 @@ const device_t gameport_device = {
const device_t gameport_201_device = {
"Game port (port 201h only)",
0, 0x201,
0, 0x010201,
gameport_init,
gameport_close,
NULL, { NULL }, NULL,
@@ -451,7 +453,16 @@ const device_t gameport_201_device = {
const device_t gameport_pnp_device = {
"Game port (Plug and Play only)",
0, 0,
0, 0x080000,
gameport_init,
gameport_close,
NULL, { NULL }, NULL,
NULL
};
const device_t gameport_pnp_6io_device = {
"Game port (Plug and Play only, 6 I/O ports)",
0, 0x060000,
gameport_init,
gameport_close,
NULL, { NULL }, NULL,
@@ -460,7 +471,7 @@ const device_t gameport_pnp_device = {
const device_t gameport_sio_device = {
"Game port (Super I/O)",
0, 0x10000,
0, 0x1080000,
gameport_init,
gameport_close,
NULL, { NULL }, NULL,