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Viewing changes to kernel/tmp/ioapic.h

  • Committer: Bazaar Package Importer
  • Author(s): Soren Hansen
  • Date: 2008-01-03 10:39:25 UTC
  • mfrom: (1.1.16 upstream)
  • Revision ID: james.westby@ubuntu.com-20080103103925-8480u7sq2646hvbh
Tags: 1:59+dfsg-0ubuntu1
* New upstream release
* Build with alsa support (cherry pick from 57+dfsg-2)

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kernel/tmp/ioapic.h
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#ifndef __KVM_IO_APIC_H
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#define __KVM_IO_APIC_H
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#include <linux/kvm_host.h>
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#include "iodev.h"
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struct kvm;
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struct kvm_vcpu;
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#define IOAPIC_NUM_PINS  KVM_IOAPIC_NUM_PINS
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#define IOAPIC_VERSION_ID 0x11  /* IOAPIC version */
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#define IOAPIC_EDGE_TRIG  0
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#define IOAPIC_LEVEL_TRIG 1
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#define IOAPIC_DEFAULT_BASE_ADDRESS  0xfec00000
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#define IOAPIC_MEM_LENGTH            0x100
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/* Direct registers. */
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#define IOAPIC_REG_SELECT  0x00
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#define IOAPIC_REG_WINDOW  0x10
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#define IOAPIC_REG_EOI     0x40 /* IA64 IOSAPIC only */
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/* Indirect registers. */
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#define IOAPIC_REG_APIC_ID 0x00 /* x86 IOAPIC only */
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#define IOAPIC_REG_VERSION 0x01
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#define IOAPIC_REG_ARB_ID  0x02 /* x86 IOAPIC only */
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/*ioapic delivery mode*/
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#define IOAPIC_FIXED                    0x0
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#define IOAPIC_LOWEST_PRIORITY          0x1
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#define IOAPIC_PMI                      0x2
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#define IOAPIC_NMI                      0x4
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#define IOAPIC_INIT                     0x5
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#define IOAPIC_EXTINT                   0x7
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struct kvm_ioapic {
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        u64 base_address;
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        u32 ioregsel;
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        u32 id;
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        u32 irr;
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        u32 pad;
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        union ioapic_redir_entry {
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                u64 bits;
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                struct {
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                        u8 vector;
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                        u8 delivery_mode:3;
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                        u8 dest_mode:1;
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                        u8 delivery_status:1;
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                        u8 polarity:1;
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                        u8 remote_irr:1;
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                        u8 trig_mode:1;
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                        u8 mask:1;
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                        u8 reserve:7;
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                        u8 reserved[4];
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                        u8 dest_id;
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                } fields;
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        } redirtbl[IOAPIC_NUM_PINS];
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        struct kvm_io_device dev;
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        struct kvm *kvm;
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};
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#ifdef DEBUG
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#define ASSERT(x)                                                       \
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do {                                                                    \
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        if (!(x)) {                                                     \
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                printk(KERN_EMERG "assertion failed %s: %d: %s\n",      \
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                       __FILE__, __LINE__, #x);                         \
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                BUG();                                                  \
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        }                                                               \
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} while (0)
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#else
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#define ASSERT(x) do { } while (0)
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#endif
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static inline struct kvm_ioapic *ioapic_irqchip(struct kvm *kvm)
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{
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        return kvm->arch.vioapic;
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}
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#ifdef CONFIG_IA64
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static inline int irqchip_in_kernel(struct kvm *kvm)
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{
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        return 1;
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}
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#endif
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struct kvm_vcpu *kvm_get_lowest_prio_vcpu(struct kvm *kvm, u8 vector,
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                                       unsigned long bitmap);
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void kvm_ioapic_update_eoi(struct kvm *kvm, int vector);
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int kvm_ioapic_init(struct kvm *kvm);
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void kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level);
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void kvm_ioapic_reset(struct kvm_ioapic *ioapic);
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#endif