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path: root/drivers/char/ftape/lowlevel/ftape-init.c
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Diffstat (limited to 'drivers/char/ftape/lowlevel/ftape-init.c')
-rw-r--r--drivers/char/ftape/lowlevel/ftape-init.c161
1 files changed, 161 insertions, 0 deletions
diff --git a/drivers/char/ftape/lowlevel/ftape-init.c b/drivers/char/ftape/lowlevel/ftape-init.c
new file mode 100644
index 00000000000..b54260d457c
--- /dev/null
+++ b/drivers/char/ftape/lowlevel/ftape-init.c
@@ -0,0 +1,161 @@
+/*
+ * Copyright (C) 1993-1996 Bas Laarhoven,
+ * (C) 1996-1997 Claus-Justus Heine.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; see the file COPYING. If not, write to
+ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ *
+ * This file contains the code that interfaces the kernel
+ * for the QIC-40/80/3010/3020 floppy-tape driver for Linux.
+ */
+
+#include <linux/config.h>
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/fs.h>
+#include <linux/kernel.h>
+#include <linux/signal.h>
+#include <linux/major.h>
+
+#include <linux/ftape.h>
+#include <linux/init.h>
+#include <linux/qic117.h>
+#ifdef CONFIG_ZFTAPE
+#include <linux/zftape.h>
+#endif
+
+#include "../lowlevel/ftape-init.h"
+#include "../lowlevel/ftape-io.h"
+#include "../lowlevel/ftape-read.h"
+#include "../lowlevel/ftape-write.h"
+#include "../lowlevel/ftape-ctl.h"
+#include "../lowlevel/ftape-rw.h"
+#include "../lowlevel/fdc-io.h"
+#include "../lowlevel/ftape-buffer.h"
+#include "../lowlevel/ftape-proc.h"
+#include "../lowlevel/ftape-tracing.h"
+
+
+#if defined(MODULE) && !defined(CONFIG_FT_NO_TRACE_AT_ALL)
+static int ft_tracing = -1;
+#endif
+
+
+/* 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 (bas@vimec.nl)\n"
+KERN_INFO "(c) 1995-1996 Kai Harrekilde-Petersen (khp@dolphinics.no)\n"
+KERN_INFO "(c) 1996-1997 Claus-Justus Heine (claus@momo.math.rwth-aachen.de)\n"
+KERN_INFO "QIC-117 driver for QIC-40/80/3010/3020 floppy tape drives\n");
+ }
+#else /* !MODULE */
+ /* print a short no-nonsense boot message */
+ printk(KERN_INFO FTAPE_VERSION "\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.
+ */
+#ifdef 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;
+}
+
+module_param(ft_fdc_base, uint, 0);
+MODULE_PARM_DESC(ft_fdc_base, "Base address of FDC controller.");
+module_param(ft_fdc_irq, uint, 0);
+MODULE_PARM_DESC(ft_fdc_irq, "IRQ (interrupt channel) to use.");
+module_param(ft_fdc_dma, uint, 0);
+MODULE_PARM_DESC(ft_fdc_dma, "DMA channel to use.");
+module_param(ft_fdc_threshold, uint, 0);
+MODULE_PARM_DESC(ft_fdc_threshold, "Threshold of the FDC Fifo.");
+module_param(ft_fdc_rate_limit, uint, 0);
+MODULE_PARM_DESC(ft_fdc_rate_limit, "Maximal data rate for FDC.");
+module_param(ft_probe_fc10, bool, 0);
+MODULE_PARM_DESC(ft_probe_fc10,
+ "If non-zero, probe for a Colorado FC-10/FC-20 controller.");
+module_param(ft_mach2, bool, 0);
+MODULE_PARM_DESC(ft_mach2,
+ "If non-zero, probe for a Mountain MACH-2 controller.");
+#if defined(MODULE) && !defined(CONFIG_FT_NO_TRACE_AT_ALL)
+module_param(ft_tracing, int, 0644);
+MODULE_PARM_DESC(ft_tracing,
+ "Amount of debugging output, 0 <= tracing <= 8, default 3.");
+#endif
+
+MODULE_AUTHOR(
+ "(c) 1993-1996 Bas Laarhoven (bas@vimec.nl), "
+ "(c) 1995-1996 Kai Harrekilde-Petersen (khp@dolphinics.no), "
+ "(c) 1996, 1997 Claus-Justus Heine (claus@momo.math.rwth-aachen.de)");
+MODULE_DESCRIPTION(
+ "QIC-117 driver for QIC-40/80/3010/3020 floppy tape drives.");
+MODULE_LICENSE("GPL");
+
+static void __exit ftape_exit(void)
+{
+ TRACE_FUN(ft_t_flow);
+
+#if defined(CONFIG_PROC_FS) && defined(CONFIG_FT_PROC_FS)
+ ftape_proc_destroy();
+#endif
+ (void)ftape_set_nr_buffers(0);
+ printk(KERN_INFO "ftape: unloaded.\n");
+ TRACE_EXIT;
+}
+
+module_init(ftape_init);
+module_exit(ftape_exit);