X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-sparc64%2Firq.h;h=b2102e65947cd6fcfe3d6e10799843e2f2a4540e;hb=88bef5a4074e0568cf54df410f41065c06694d8a;hp=182dba05c702634ec8758a070380d9f668257882;hpb=fb9fc395174138983a49f2da982ed14caabbe741;p=linux-2.6-omap-h63xx.git diff --git a/include/asm-sparc64/irq.h b/include/asm-sparc64/irq.h index 182dba05c70..b2102e65947 100644 --- a/include/asm-sparc64/irq.h +++ b/include/asm-sparc64/irq.h @@ -1,93 +1 @@ -/* $Id: irq.h,v 1.21 2002/01/23 11:27:36 davem Exp $ - * irq.h: IRQ registers on the 64-bit Sparc. - * - * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) - * Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) - */ - -#ifndef _SPARC64_IRQ_H -#define _SPARC64_IRQ_H - -#include -#include -#include -#include -#include -#include - -/* IMAP/ICLR register defines */ -#define IMAP_VALID 0x80000000UL /* IRQ Enabled */ -#define IMAP_TID_UPA 0x7c000000UL /* UPA TargetID */ -#define IMAP_TID_JBUS 0x7c000000UL /* JBUS TargetID */ -#define IMAP_TID_SHIFT 26 -#define IMAP_AID_SAFARI 0x7c000000UL /* Safari AgentID */ -#define IMAP_AID_SHIFT 26 -#define IMAP_NID_SAFARI 0x03e00000UL /* Safari NodeID */ -#define IMAP_NID_SHIFT 21 -#define IMAP_IGN 0x000007c0UL /* IRQ Group Number */ -#define IMAP_INO 0x0000003fUL /* IRQ Number */ -#define IMAP_INR 0x000007ffUL /* Full interrupt number*/ - -#define ICLR_IDLE 0x00000000UL /* Idle state */ -#define ICLR_TRANSMIT 0x00000001UL /* Transmit state */ -#define ICLR_PENDING 0x00000003UL /* Pending state */ - -/* The largest number of unique interrupt sources we support. - * If this needs to ever be larger than 255, you need to change - * the type of ino_bucket->virt_irq as appropriate. - * - * ino_bucket->virt_irq allocation is made during {sun4v_,}build_irq(). - */ -#define NR_IRQS 255 - -extern void irq_install_pre_handler(int virt_irq, - void (*func)(unsigned int, void *, void *), - void *arg1, void *arg2); -#define irq_canonicalize(irq) (irq) -extern unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap); -extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino); -extern unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino); -extern unsigned int sun4v_build_msi(u32 devhandle, unsigned int *virt_irq_p, - unsigned int msi_devino_start, - unsigned int msi_devino_end); -extern void sun4v_destroy_msi(unsigned int virt_irq); -extern unsigned int sun4u_build_msi(u32 portid, unsigned int *virt_irq_p, - unsigned int msi_devino_start, - unsigned int msi_devino_end, - unsigned long imap_base, - unsigned long iclr_base); -extern void sun4u_destroy_msi(unsigned int virt_irq); -extern unsigned int sbus_build_irq(void *sbus, unsigned int ino); - -extern unsigned char virt_irq_alloc(unsigned int dev_handle, - unsigned int dev_ino); -#ifdef CONFIG_PCI_MSI -extern void virt_irq_free(unsigned int virt_irq); -#endif - -extern void fixup_irqs(void); - -static __inline__ void set_softint(unsigned long bits) -{ - __asm__ __volatile__("wr %0, 0x0, %%set_softint" - : /* No outputs */ - : "r" (bits)); -} - -static __inline__ void clear_softint(unsigned long bits) -{ - __asm__ __volatile__("wr %0, 0x0, %%clear_softint" - : /* No outputs */ - : "r" (bits)); -} - -static __inline__ unsigned long get_softint(void) -{ - unsigned long retval; - - __asm__ __volatile__("rd %%softint, %0" - : "=r" (retval)); - return retval; -} - -#endif +#include