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(GX) implement hotswapping for SD/USB

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This commit is contained in:
Toad King 2012-08-27 22:50:46 -04:00
parent ea70040cb3
commit 5f4076c755
1 changed files with 68 additions and 0 deletions
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68
gx/frontend/main.c
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@ -44,6 +44,8 @@
#ifdef HW_RVL
#include <ogc/ios.h>
#include <ogc/usbstorage.h>
#include <sdcard/wiisd_io.h>
#endif
#include <sdcard/gcsd.h>
#include <fat.h>
@ -52,6 +54,20 @@
FILE * log_fp;
#endif
enum
{
GX_DEVICE_SD = 0,
GX_DEVICE_USB,
GX_DEVICE_END
};
static struct {
bool mounted;
const DISC_INTERFACE *interface;
const char *name;
} gx_devices[GX_DEVICE_END];
static mutex_t gx_device_mutex;
uint16_t menu_framebuf[320 * 240];
rgui_handle_t *rgui;
@ -101,6 +117,29 @@ int gx_logger_file(struct _reent *r, int fd, const char *ptr, size_t len)
}
#endif
static void *gx_devthread(void *a)
{
while (1)
{
LWP_MutexLock(gx_device_mutex);
unsigned i;
for (i = 0; i < GX_DEVICE_END; i++)
{
if (gx_devices[i].mounted && !gx_devices[i].interface->isInserted())
{
gx_devices[i].mounted = false;
char n[8];
snprintf(n, sizeof(n), "%s:", gx_devices[i].name);
fatUnmount(n);
}
}
LWP_MutexUnlock(gx_device_mutex);
usleep(100000);
}
return NULL;
}
static const struct retro_keybind _wii_nav_binds[] = {
{ 0, 0, 0, GX_GC_UP | GX_GC_LSTICK_UP | GX_GC_RSTICK_UP | GX_CLASSIC_UP | GX_CLASSIC_LSTICK_UP | GX_CLASSIC_RSTICK_UP | GX_WIIMOTE_UP | GX_NUNCHUK_UP, 0 },
{ 0, 0, 0, GX_GC_DOWN | GX_GC_LSTICK_DOWN | GX_GC_RSTICK_DOWN | GX_CLASSIC_DOWN | GX_CLASSIC_LSTICK_DOWN | GX_CLASSIC_RSTICK_DOWN | GX_WIIMOTE_DOWN | GX_NUNCHUK_DOWN, 0 },
@ -133,6 +172,15 @@ enum
GX_DEVICE_NAV_LAST
};
static int gx_get_device_from_path(const char *path)
{
if (strstr(path, "sd:") == path)
return GX_DEVICE_SD;
if (strstr(path, "usb:") == path)
return GX_DEVICE_USB;
return -1;
}
static bool folder_cb(const char *directory, rgui_file_enum_cb_t file_cb,
void *userdata, void *ctx)
{
@ -149,6 +197,14 @@ static bool folder_cb(const char *directory, rgui_file_enum_cb_t file_cb,
return true;
}
LWP_MutexLock(gx_device_mutex);
int dev = gx_get_device_from_path(directory);
if (dev != -1 && !gx_devices[dev].mounted && gx_devices[dev].interface->isInserted())
fatMountSimple(gx_devices[dev].name, gx_devices[dev].interface);
LWP_MutexUnlock(gx_device_mutex);
char exts[256];
if (core_chooser)
strlcpy(exts, "dol|DOL", sizeof(exts));
@ -416,6 +472,18 @@ int main(void)
dotab_stdout.write_r = gx_logger_file;
#endif
#ifdef HW_RVL
lwp_t gx_device_thread;
gx_devices[GX_DEVICE_SD].interface = &__io_wiisd;
gx_devices[GX_DEVICE_SD].name = "sd";
gx_devices[GX_DEVICE_SD].mounted = fatMountSimple(gx_devices[GX_DEVICE_SD].name, gx_devices[GX_DEVICE_SD].interface);
gx_devices[GX_DEVICE_USB].interface = &__io_usbstorage;
gx_devices[GX_DEVICE_USB].name = "usb";
gx_devices[GX_DEVICE_USB].mounted = fatMountSimple(gx_devices[GX_DEVICE_USB].name, gx_devices[GX_DEVICE_USB].interface);
LWP_MutexInit(&gx_device_mutex, false);
LWP_CreateThread(&gx_device_thread, gx_devthread, NULL, NULL, 0, 66);
#endif
get_environment_settings();
make_directories();
config_set_defaults();