diff options
| author | Michael S. Tsirkin <mst@redhat.com> | 2013-10-29 13:57:34 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2013-12-10 12:29:56 +0200 |
| commit | 83d08f2673504a299194dcac1657a13754b5932a (patch) | |
| tree | e2eb542fd701cc4a956774cbcf8473e83327b2c9 /hw/i386/pc_piix.c | |
| parent | e689f7c668cbd9d08f330e17c3dd3a059c9553d3 (diff) | |
pc: map PCI address space as catchall region for not mapped addresses
With a help of negative memory region priority PCI address space
is mapped underneath RAM regions effectively catching every access
to addresses not mapped by any other region.
It simplifies PCI address space mapping into system address space.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Diffstat (limited to 'hw/i386/pc_piix.c')
| -rw-r--r-- | hw/i386/pc_piix.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c index ab562853b8..636f59ffd3 100644 --- a/hw/i386/pc_piix.c +++ b/hw/i386/pc_piix.c @@ -149,8 +149,6 @@ static void pc_init1(QEMUMachineInitArgs *args, if (pci_enabled) { pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi, system_memory, system_io, args->ram_size, - below_4g_mem_size, - 0x100000000ULL - below_4g_mem_size, above_4g_mem_size, pci_memory, ram_memory); } else { |