YAWM-ModMii-Edition/source/nand.c

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2017-10-16 11:55:29 +02:00
#include <stdio.h>
#include <ogcsys.h>
#include "nand.h"
/* Buffer */
static u32 inbuf[8] ATTRIBUTE_ALIGN(32);
s32 Nand_Mount(nandDevice *dev)
{
s32 fd, ret;
/* Open FAT module */
fd = IOS_Open("fat", 0);
if (fd < 0)
return fd;
/* Mount device */
ret = IOS_Ioctlv(fd, dev->mountCmd, 0, 0, NULL);
/* Close FAT module */
IOS_Close(fd);
return ret;
}
s32 Nand_Unmount(nandDevice *dev)
{
s32 fd, ret;
/* Open FAT module */
fd = IOS_Open("fat", 0);
if (fd < 0)
return fd;
/* Unmount device */
ret = IOS_Ioctlv(fd, dev->umountCmd, 0, 0, NULL);
/* Close FAT module */
IOS_Close(fd);
return ret;
}
s32 Nand_Enable(nandDevice *dev)
{
s32 fd, ret;
/* Open /dev/fs */
fd = IOS_Open("/dev/fs", 0);
if (fd < 0)
return fd;
/* Set input buffer */
inbuf[0] = dev->mode;
/* Enable NAND emulator */
ret = IOS_Ioctl(fd, 100, inbuf, sizeof(inbuf), NULL, 0);
/* Close /dev/fs */
IOS_Close(fd);
return ret;
}
s32 Nand_Disable(void)
{
s32 fd, ret;
/* Open /dev/fs */
fd = IOS_Open("/dev/fs", 0);
if (fd < 0)
return fd;
/* Set input buffer */
inbuf[0] = 0;
/* Disable NAND emulator */
ret = IOS_Ioctl(fd, 100, inbuf, sizeof(inbuf), NULL, 0);
/* Close /dev/fs */
IOS_Close(fd);
return ret;
}