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phoenix |
/*
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* asm-ia64/acpi.h
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*
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* Copyright (C) 1999 VA Linux Systems
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* Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
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* Copyright (C) 2000,2001 J.I. Lee <jung-ik.lee@intel.com>
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* Copyright (C) 2001,2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
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*
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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*/
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#ifndef _ASM_ACPI_H
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#define _ASM_ACPI_H
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#ifdef __KERNEL__
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#define COMPILER_DEPENDENT_INT64 long
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#define COMPILER_DEPENDENT_UINT64 unsigned long
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/*
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* Calling conventions:
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*
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* ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads)
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* ACPI_EXTERNAL_XFACE - External ACPI interfaces
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* ACPI_INTERNAL_XFACE - Internal ACPI interfaces
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* ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces
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*/
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#define ACPI_SYSTEM_XFACE
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#define ACPI_EXTERNAL_XFACE
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#define ACPI_INTERNAL_XFACE
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#define ACPI_INTERNAL_VAR_XFACE
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/* Asm macros */
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#define ACPI_ASM_MACROS
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#define BREAKPOINT3
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#define ACPI_DISABLE_IRQS() __cli()
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#define ACPI_ENABLE_IRQS() __sti()
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#define ACPI_FLUSH_CPU_CACHE()
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#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
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do { \
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__asm__ volatile ("1: ld4 r29=[%1]\n" \
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";;\n" \
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"mov ar.ccv=r29\n" \
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"mov r2=r29\n" \
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"shr.u r30=r29,1\n" \
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"and r29=-4,r29\n" \
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";;\n" \
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"add r29=2,r29\n" \
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"and r30=1,r30\n" \
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";;\n" \
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"add r29=r29,r30\n" \
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";;\n" \
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"cmpxchg4.acq r30=[%1],r29,ar.ccv\n" \
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";;\n" \
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"cmp.eq p6,p7=r2,r30\n" \
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"(p7) br.dpnt.few 1b\n" \
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"cmp.gt p8,p9=3,r29\n" \
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";;\n" \
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"(p8) mov %0=-1\n" \
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"(p9) mov %0=r0\n" \
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:"=r"(Acq):"r"(GLptr):"r2","r29","r30","memory"); \
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} while (0)
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#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \
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do { \
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__asm__ volatile ("1: ld4 r29=[%1]\n" \
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";;\n" \
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"mov ar.ccv=r29\n" \
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"mov r2=r29\n" \
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"and r29=-4,r29\n" \
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";;\n" \
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"cmpxchg4.acq r30=[%1],r29,ar.ccv\n" \
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";;\n" \
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"cmp.eq p6,p7=r2,r30\n" \
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"(p7) br.dpnt.few 1b\n" \
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"and %0=1,r2\n" \
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";;\n" \
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:"=r"(Acq):"r"(GLptr):"r2","r29","r30","memory"); \
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} while (0)
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#define acpi_disabled 0 /* ACPI always enabled */
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#define acpi_strict 1 /* no ACPI workarounds */
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static inline void disable_acpi(void) { }
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const char *acpi_get_sysname (void);
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int acpi_request_vector (u32 int_type);
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int acpi_get_prt (struct pci_vector_struct **vectors, int *count);
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int acpi_get_interrupt_model (int *type);
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int acpi_irq_to_vector (u32 irq);
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#ifdef CONFIG_ACPI_NUMA
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#include <asm/numa.h>
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/* Proximity bitmap length; _PXM is at most 255 (8 bit)*/
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#define MAX_PXM_DOMAINS (256)
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extern int __initdata pxm_to_nid_map[MAX_PXM_DOMAINS];
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extern int __initdata nid_to_pxm_map[NR_NODES];
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#endif
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#endif /*__KERNEL__*/
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#endif /*_ASM_ACPI_H*/
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