diff options
Diffstat (limited to 'arch/arm26/machine/latches.c')
-rw-r--r-- | arch/arm26/machine/latches.c | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/arch/arm26/machine/latches.c b/arch/arm26/machine/latches.c deleted file mode 100644 index 94f05d2a3b2..00000000000 --- a/arch/arm26/machine/latches.c +++ /dev/null @@ -1,72 +0,0 @@ -/* - * linux/arch/arm26/kernel/latches.c - * - * Copyright (C) David Alan Gilbert 1995/1996,2000 - * Copyright (C) Ian Molton 2003 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Support for the latches on the old Archimedes which control the floppy, - * hard disc and printer - */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/sched.h> - -#include <asm/io.h> -#include <asm/hardware.h> -#include <asm/mach-types.h> -#include <asm/oldlatches.h> - -static unsigned char latch_a_copy; -static unsigned char latch_b_copy; - -/* newval=(oldval & ~mask)|newdata */ -void oldlatch_aupdate(unsigned char mask,unsigned char newdata) -{ - unsigned long flags; - - BUG_ON(!machine_is_archimedes()); - - local_irq_save(flags); //FIXME: was local_save_flags - latch_a_copy = (latch_a_copy & ~mask) | newdata; - __raw_writeb(latch_a_copy, LATCHA_BASE); - local_irq_restore(flags); - - printk("Latch: A = 0x%02x\n", latch_a_copy); -} - - -/* newval=(oldval & ~mask)|newdata */ -void oldlatch_bupdate(unsigned char mask,unsigned char newdata) -{ - unsigned long flags; - - BUG_ON(!machine_is_archimedes()); - - - local_irq_save(flags);//FIXME: was local_save_flags - latch_b_copy = (latch_b_copy & ~mask) | newdata; - __raw_writeb(latch_b_copy, LATCHB_BASE); - local_irq_restore(flags); - - printk("Latch: B = 0x%02x\n", latch_b_copy); -} - -static int __init oldlatch_init(void) -{ - if (machine_is_archimedes()) { - oldlatch_aupdate(0xff, 0xff); - /* Thats no FDC reset...*/ - oldlatch_bupdate(0xff, LATCHB_FDCRESET); - } - return 0; -} - -arch_initcall(oldlatch_init); - -EXPORT_SYMBOL(oldlatch_aupdate); -EXPORT_SYMBOL(oldlatch_bupdate); |