/* Called by modules package when installing the driver
* or by kernel during the initialization phase
*/
static int __init ftape_init(void)
{
TRACE_FUN(ft_t_flow);
#ifdef MODULE
#ifndef CONFIG_FT_NO_TRACE_AT_ALL
if (ft_tracing != -1) {
ftape_tracing = ft_tracing;
}
#endif
printk(KERN_INFO FTAPE_VERSION "\n");
if (TRACE_LEVEL >= ft_t_info) {
printk(
KERN_INFO "(c) 1993-1996 Bas Laarhoven ([email protected])\n"
KERN_INFO "(c) 1995-1996 Kai Harrekilde-Petersen ([email protected])\n"
KERN_INFO "(c) 1996-1997 Claus-Justus Heine ([email protected])\n"
KERN_INFO "QIC-117 driver for QIC-40/80/3010/3020 floppy tape drives\n"
KERN_INFO "Compiled for Linux version %s\n", UTS_RELEASE);
}
#else /* !MODULE */
/* print a short no-nonsense boot message */
printk(KERN_INFO FTAPE_VERSION " for Linux " UTS_RELEASE "\n");
#endif /* MODULE */
TRACE(ft_t_info, "installing QIC-117 floppy tape hardware drive ... ");
TRACE(ft_t_info, "ftape_init @ 0x%p", ftape_init);
/* Allocate the DMA buffers. They are deallocated at cleanup() time.
*/
#if TESTING
#ifdef MODULE
while (ftape_set_nr_buffers(CONFIG_FT_NR_BUFFERS) < 0) {
ftape_sleep(FT_SECOND/20);
if (signal_pending(current)) {
(void)ftape_set_nr_buffers(0);
TRACE(ft_t_bug,
"Killed by signal while allocating buffers.");
TRACE_ABORT(-EINTR,
ft_t_bug, "Free up memory and retry");
}
}
#else
TRACE_CATCH(ftape_set_nr_buffers(CONFIG_FT_NR_BUFFERS),
(void)ftape_set_nr_buffers(0));
#endif
#else
TRACE_CATCH(ftape_set_nr_buffers(CONFIG_FT_NR_BUFFERS),
(void)ftape_set_nr_buffers(0));
#endif
ft_drive_sel = -1;
ft_failure = 1; /* inhibit any operation but open */
ftape_udelay_calibrate(); /* must be before fdc_wait_calibrate ! */
fdc_wait_calibrate();
#if defined(CONFIG_PROC_FS) && defined(CONFIG_FT_PROC_FS)
(void)ftape_proc_init();
#endif
#ifdef CONFIG_ZFTAPE
(void)zft_init();
#endif
TRACE_EXIT 0;
}
/* Called by modules package when installing the driver
*/
int init_module(void)
{
if (!mod_member_present(&__this_module, can_unload)) {
return -EBUSY;
}
__this_module.can_unload = can_unload;
return zft_init();
}
