/* xd_init: register the block device number and set up pointer tables */
int __init xd_init(void)
{
init_timer (&xd_watchdog_int);
xd_watchdog_int.function = xd_watchdog;
if (!xd_dma_buffer)
xd_dma_buffer = (char *)xd_dma_mem_alloc(xd_maxsectors * 0x200);
if (!xd_dma_buffer)
{
printk(KERN_ERR "xd: Out of memory.\n");
return -ENOMEM;
}
if (devfs_register_blkdev(MAJOR_NR,"xd",&xd_fops)) {
printk(KERN_ERR "xd: Unable to get major number %d\n",MAJOR_NR);
return -1;
}
devfs_handle = devfs_mk_dir (NULL, xd_gendisk.major_name, NULL);
blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST);
read_ahead[MAJOR_NR] = 8; /* 8 sector (4kB) read ahead */
add_gendisk(&xd_gendisk);
xd_geninit();
return 0;
}
int pd_init (void)
{ int i;
request_queue_t * q;
if (disable) return -1;
if (devfs_register_blkdev(MAJOR_NR,name,&pd_fops)) {
printk("%s: unable to get major number %d\n",
name,major);
return -1;
}
q = BLK_DEFAULT_QUEUE(MAJOR_NR);
blk_init_queue(q, DEVICE_REQUEST);
read_ahead[MAJOR_NR] = 8; /* 8 sector (4kB) read ahead */
pd_gendisk.major = major;
pd_gendisk.major_name = name;
add_gendisk(&pd_gendisk);
for(i=0;i<PD_DEVS;i++) pd_blocksizes[i] = 1024;
blksize_size[MAJOR_NR] = pd_blocksizes;
for(i=0;i<PD_DEVS;i++) pd_maxsectors[i] = cluster;
max_sectors[MAJOR_NR] = pd_maxsectors;
printk("%s: %s version %s, major %d, cluster %d, nice %d\n",
name,name,PD_VERSION,major,cluster,nice);
pd_init_units();
pd_valid = 0;
pd_gendisk.nr_real = pd_detect();
pd_valid = 1;
#ifdef MODULE
if (!pd_gendisk.nr_real) {
cleanup_module();
return -1;
}
#endif
return 0;
}
