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/*
* vmx_platform.h: VMX platform support
* Copyright (c) 2004, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
*/
#ifndef __ASM_IA64_VMX_PLATFORM_H__
#define __ASM_IA64_VMX_PLATFORM_H__
#include <public/xen.h>
#include <public/hvm/params.h>
#include <asm/hvm/vioapic.h>
struct mmio_list;
typedef struct virtual_platform_def {
unsigned long buffered_io_va;
spinlock_t buffered_io_lock;
unsigned long shared_page_va;
unsigned long pib_base;
unsigned char xtp;
unsigned long params[HVM_NR_PARAMS];
struct mmio_list *mmio;
/* One IOSAPIC now... */
struct vioapic vioapic;
} vir_plat_t;
static inline int __fls(uint32_t word)
{
long double d = word;
long exp;
__asm__ __volatile__ ("getf.exp %0=%1" : "=r"(exp) : "f"(d));
return word ? (exp - 0xffff) : -1;
}
/* This is a connect structure between vIOSAPIC model and vLSAPIC model.
* vlapic is required by vIOSAPIC model to manipulate pending bits, and
* we just map them into vpd here
*/
typedef struct vlapic {
struct vcpu *vcpu; /* Link to current vcpu */
} vlapic_t;
extern uint64_t dummy_tmr[];
#define VLAPIC_ID(l) (uint16_t)(((l)->vcpu->arch.privregs->lid) >> 16)
#define VLAPIC_IRR(l) ((l)->vcpu->arch.privregs->irr[0])
struct vlapic *apic_round_robin(struct domain *d, uint8_t vector, uint32_t bitmap);
extern int vmx_vlapic_set_irq(struct vcpu *v, uint8_t vec, uint8_t trig);
static inline int vlapic_set_irq(struct vlapic *t, uint8_t vec, uint8_t trig)
{
return vmx_vlapic_set_irq(t->vcpu, vec, trig);
}
enum ioapic_irq_destination_types {
dest_Fixed = 0,
dest_LowestPrio = 1,
dest_SMI = 2,
dest__reserved_1 = 3,
dest_NMI = 4,
dest_INIT = 5,
dest__reserved_2 = 6,
dest_ExtINT = 7
};
#define vlapic_enabled(l) 1
#define VLAPIC_DELIV_MODE_FIXED 0x0
#define VLAPIC_DELIV_MODE_REDIR 0x1
#define VLAPIC_DELIV_MODE_LPRI VLAPIC_DELIV_MODE_REDIR
#define VLAPIC_DELIV_MODE_PMI 0x2
#define VLAPIC_DELIV_MODE_SMI 0x2 /* For IA32 */
#define VLAPIC_DELIV_MODE_RESERVED 0x3
#define VLAPIC_DELIV_MODE_NMI 0x4
#define VLAPIC_DELIV_MODE_INIT 0x5
#define VLAPIC_DELIV_MODE_STARTUP 0x6 /* For IA32 */
#define VLAPIC_DELIV_MODE_EXT 0x7
#endif
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