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KVM: Add support for in-kernel pio handlers

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Useful for the PIC and PIT.

Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Eddie Dong
2007-06-19 18:05:03 +03:00
committed by Avi Kivity
parent ff1dc7942b
commit 74906345ff
2 changed files with 37 additions and 1 deletions
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5
drivers/kvm/kvm.h
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@@ -241,6 +241,7 @@ struct kvm_pio_request {
struct page *guest_pages[2];
unsigned guest_page_offset;
int in;
int port;
int size;
int string;
int down;
@@ -303,7 +304,8 @@ static inline int kvm_iodevice_inrange(struct kvm_io_device *dev, gpa_t addr)
static inline void kvm_iodevice_destructor(struct kvm_io_device *dev)
{
dev->destructor(dev);
if (dev->destructor)
dev->destructor(dev);
}
/*
@@ -453,6 +455,7 @@ struct kvm {
struct list_head vm_list;
struct file *filp;
struct kvm_io_bus mmio_bus;
struct kvm_io_bus pio_bus;
};
struct descriptor_table {