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xen-hvm: Fix xen_hvm_init() to adjust pc memory layout

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This is just below_4g_mem_size and above_4g_mem_size which is used later in QEMU.

Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Don Slutz <dslutz@verizon.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Don Slutz 2014-06-19 21:40:24 -04:00 • committed by Michael S. Tsirkin
parent 20de98aff5
commit 3c2a96699e
5 changed files with 49 additions and 41 deletions
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29
hw/i386/pc_q35.c
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@ -86,20 +86,6 @@ static void pc_q35_init(MachineState *machine)
DeviceState *icc_bridge;
PcGuestInfo *guest_info;
if (xen_enabled() && xen_hvm_init(&ram_memory) != 0) {
fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
exit(1);
}
icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
object_property_add_child(qdev_get_machine(), "icc-bridge",
OBJECT(icc_bridge), NULL);
pc_cpus_init(machine->cpu_model, icc_bridge);
pc_acpi_init("q35-acpi-dsdt.aml");
kvmclock_create();
/* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory
* and 256 Mbytes for PCI Express Enhanced Configuration Access Mapping
* also known as MMCFG).
@ -118,6 +104,21 @@ static void pc_q35_init(MachineState *machine)
below_4g_mem_size = machine->ram_size;
}
if (xen_enabled() && xen_hvm_init(&below_4g_mem_size, &above_4g_mem_size,
&ram_memory) != 0) {
fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
exit(1);
}
icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
object_property_add_child(qdev_get_machine(), "icc-bridge",
OBJECT(icc_bridge), NULL);
pc_cpus_init(machine->cpu_model, icc_bridge);
pc_acpi_init("q35-acpi-dsdt.aml");
kvmclock_create();
/* pci enabled */
if (pci_enabled) {
pci_memory = g_new(MemoryRegion, 1);