mirror of
https://github.com/torvalds/linux.git
synced 2024-12-06 19:11:31 +00:00
0ee75bead8
vmx and svm vcpus have different contents and therefore may have different alignmment requirements. Let each specify its required alignment. Signed-off-by: Avi Kivity <avi@redhat.com>
100 lines
2.3 KiB
C
100 lines
2.3 KiB
C
/*
|
|
* vmm.c: vmm module interface with kvm module
|
|
*
|
|
* Copyright (c) 2007, Intel Corporation.
|
|
*
|
|
* Xiantao Zhang (xiantao.zhang@intel.com)
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
|
|
#include<linux/kernel.h>
|
|
#include<linux/module.h>
|
|
#include<asm/fpswa.h>
|
|
|
|
#include "vcpu.h"
|
|
|
|
MODULE_AUTHOR("Intel");
|
|
MODULE_LICENSE("GPL");
|
|
|
|
extern char kvm_ia64_ivt;
|
|
extern char kvm_asm_mov_from_ar;
|
|
extern char kvm_asm_mov_from_ar_sn2;
|
|
extern fpswa_interface_t *vmm_fpswa_interface;
|
|
|
|
long vmm_sanity = 1;
|
|
|
|
struct kvm_vmm_info vmm_info = {
|
|
.module = THIS_MODULE,
|
|
.vmm_entry = vmm_entry,
|
|
.tramp_entry = vmm_trampoline,
|
|
.vmm_ivt = (unsigned long)&kvm_ia64_ivt,
|
|
.patch_mov_ar = (unsigned long)&kvm_asm_mov_from_ar,
|
|
.patch_mov_ar_sn2 = (unsigned long)&kvm_asm_mov_from_ar_sn2,
|
|
};
|
|
|
|
static int __init kvm_vmm_init(void)
|
|
{
|
|
|
|
vmm_fpswa_interface = fpswa_interface;
|
|
|
|
/*Register vmm data to kvm side*/
|
|
return kvm_init(&vmm_info, 1024, 0, THIS_MODULE);
|
|
}
|
|
|
|
static void __exit kvm_vmm_exit(void)
|
|
{
|
|
kvm_exit();
|
|
return ;
|
|
}
|
|
|
|
void vmm_spin_lock(vmm_spinlock_t *lock)
|
|
{
|
|
_vmm_raw_spin_lock(lock);
|
|
}
|
|
|
|
void vmm_spin_unlock(vmm_spinlock_t *lock)
|
|
{
|
|
_vmm_raw_spin_unlock(lock);
|
|
}
|
|
|
|
static void vcpu_debug_exit(struct kvm_vcpu *vcpu)
|
|
{
|
|
struct exit_ctl_data *p = &vcpu->arch.exit_data;
|
|
long psr;
|
|
|
|
local_irq_save(psr);
|
|
p->exit_reason = EXIT_REASON_DEBUG;
|
|
vmm_transition(vcpu);
|
|
local_irq_restore(psr);
|
|
}
|
|
|
|
asmlinkage int printk(const char *fmt, ...)
|
|
{
|
|
struct kvm_vcpu *vcpu = current_vcpu;
|
|
va_list args;
|
|
int r;
|
|
|
|
memset(vcpu->arch.log_buf, 0, VMM_LOG_LEN);
|
|
va_start(args, fmt);
|
|
r = vsnprintf(vcpu->arch.log_buf, VMM_LOG_LEN, fmt, args);
|
|
va_end(args);
|
|
vcpu_debug_exit(vcpu);
|
|
return r;
|
|
}
|
|
|
|
module_init(kvm_vmm_init)
|
|
module_exit(kvm_vmm_exit)
|