patch-2.3.47 linux/include/asm-alpha/hw_irq.h

• Lines: 96
• Date: Sun Feb 20 08:13:56 2000
• Orig file: v2.3.46/linux/include/asm-alpha/hw_irq.h
• Orig date: Tue Dec 7 09:32:49 1999

diff -u --recursive --new-file v2.3.46/linux/include/asm-alpha/hw_irq.h linux/include/asm-alpha/hw_irq.h
@@ -1,91 +1,5 @@
-#ifndef _ALPHA_HW_IRQ_H
-#define _ALPHA_HW_IRQ_H
-/*
- *	linux/arch/alpha/kernel/irq.h
- *
- *	Copyright (C) 1995 Linus Torvalds
- *	Copyright (C) 1998 Richard Henderson
- *
- * This file contains declarations and inline functions for interfacing
- * with the IRQ handling routines in irq.c.
- */
+/* This exists merely to satisfy <linux/irq.h>.  There is
+   nothing that would go here of general interest.
 
-#include <linux/config.h>
-
-#define STANDARD_INIT_IRQ_PROLOG	\
-	outb(0, DMA1_RESET_REG);	\
-	outb(0, DMA2_RESET_REG);	\
-	outb(0, DMA1_CLR_MASK_REG);	\
-	outb(0, DMA2_CLR_MASK_REG)
-
-extern unsigned long _alpha_irq_masks[2];
-#define alpha_irq_mask _alpha_irq_masks[0]
-
-extern void common_ack_irq(unsigned long irq);
-extern void isa_device_interrupt(unsigned long vector, struct pt_regs * regs);
-extern void srm_device_interrupt(unsigned long vector, struct pt_regs * regs);
-
-extern void handle_irq(int irq, int ack, struct pt_regs * regs);
-
-#define RTC_IRQ    8
-#ifdef CONFIG_RTC
-#define TIMER_IRQ  0			 /* timer is the pit */
-#else
-#define TIMER_IRQ  RTC_IRQ		 /* timer is the rtc */
-#endif
-
-/*
- * PROBE_MASK is the bitset of irqs that we consider for autoprobing.
- */
-
-/* NOTE: we only handle the first 64 IRQs in this code. */
-
-/* The normal mask includes all the IRQs except timer IRQ 0.  */
-#define _PROBE_MASK(nr_irqs)	\
-	(((nr_irqs > 63) ? ~0UL : ((1UL << (nr_irqs & 63)) - 1)) & ~1UL)
-
-/* Mask out unused timer irq 0 and RTC irq 8. */
-#define P2K_PROBE_MASK		(_PROBE_MASK(16) & ~0x101UL)
-
-/* Mask out unused timer irq 0, "irqs" 20-30, and the EISA cascade. */
-#define ALCOR_PROBE_MASK	(_PROBE_MASK(48) & ~0xfff000000001UL)
-
-/* Leave timer IRQ 0 in the mask.  */
-#define RUFFIAN_PROBE_MASK	(_PROBE_MASK(48) | 1UL)
-
-/* Do not probe/enable beyond the PCI devices. */
-#define TSUNAMI_PROBE_MASK	_PROBE_MASK(48)
-
-#if defined(CONFIG_ALPHA_GENERIC)
-# define PROBE_MASK	alpha_mv.irq_probe_mask
-#elif defined(CONFIG_ALPHA_P2K)
-# define PROBE_MASK	P2K_PROBE_MASK
-#elif defined(CONFIG_ALPHA_ALCOR) || defined(CONFIG_ALPHA_XLT)
-# define PROBE_MASK	ALCOR_PROBE_MASK
-#elif defined(CONFIG_ALPHA_RUFFIAN)
-# define PROBE_MASK	RUFFIAN_PROBE_MASK
-#elif defined(CONFIG_ALPHA_DP264)
-# define PROBE_MASK	TSUNAMI_PROBE_MASK
-#else
-# define PROBE_MASK	_PROBE_MASK(NR_IRQS)
-#endif
-
-
-extern char _stext;
-static inline void alpha_do_profile (unsigned long pc)
-{
-	if (prof_buffer && current->pid) {
-		pc -= (unsigned long) &_stext;
-		pc >>= prof_shift;
-		/*
-		 * Don't ignore out-of-bounds PC values silently,
-		 * put them into the last histogram slot, so if
-		 * present, they will show up as a sharp peak.
-		 */
-		if (pc > prof_len - 1)
-			pc = prof_len - 1;
-		atomic_inc((atomic_t *)&prof_buffer[pc]);
-	}
-}
-
-#endif
+   Everything of consequence is in arch/alpha/kernel/irq_impl.h,
+   to be used only in arch/alpha/kernel/.  */