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pc, Disable vmport initialisation with Xen. 

This is because there is not synchronisation of the vcpu register
between Xen and QEMU, so vmport can't work properly.

This patch introduces no_vmport parameter to pc_basic_device_init.

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Anthony PERARD 2011-05-03 17:06:54 +01:00 committed by Alexander Graf
parent 29d3ccde82
commit 1611977c3d
3 changed files with 11 additions and 5 deletions
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11
hw/pc.c
View File

@ -1082,7 +1082,8 @@ static void cpu_request_exit(void *opaque, int irq, int level)
}
void pc_basic_device_init(qemu_irq *isa_irq,
ISADevice **rtc_state)
ISADevice **rtc_state,
bool no_vmport)
{
int i;
DriveInfo *fd[MAX_FD];
@ -1127,8 +1128,12 @@ void pc_basic_device_init(qemu_irq *isa_irq,
a20_line = qemu_allocate_irqs(handle_a20_line_change, first_cpu, 2);
i8042 = isa_create_simple("i8042");
i8042_setup_a20_line(i8042, &a20_line[0]);
vmport_init();
vmmouse = isa_try_create("vmmouse");
if (!no_vmport) {
vmport_init();
vmmouse = isa_try_create("vmmouse");
} else {
vmmouse = NULL;
}
if (vmmouse) {
qdev_prop_set_ptr(&vmmouse->qdev, "ps2_mouse", i8042);
qdev_init_nofail(&vmmouse->qdev);

3
hw/pc.h
View File

@ -137,7 +137,8 @@ void pc_memory_init(const char *kernel_filename,
qemu_irq *pc_allocate_cpu_irq(void);
void pc_vga_init(PCIBus *pci_bus);
void pc_basic_device_init(qemu_irq *isa_irq,
ISADevice **rtc_state);
ISADevice **rtc_state,
bool no_vmport);
void pc_init_ne2k_isa(NICInfo *nd);
void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
const char *boot_device,

2
hw/pc_piix.c
View File

@ -133,7 +133,7 @@ static void pc_init1(ram_addr_t ram_size,
pc_vga_init(pci_enabled? pci_bus: NULL);
/* init basic PC hardware */
pc_basic_device_init(isa_irq, &rtc_state);
pc_basic_device_init(isa_irq, &rtc_state, xen_enabled());
for(i = 0; i < nb_nics; i++) {
NICInfo *nd = &nd_table[i];