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authorJan Kiszka <jan.kiszka@siemens.com>2013-06-22 08:07:01 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2013-07-04 17:42:43 +0200
commitb6f3296292f027c9a87a12dddd736a7c344d0206 (patch)
treefd91c43198bc6a01a15fe7ef9a55021c988cc32e /hw/acpi
parent8ab9b41876c0ead43648b55576a8f17aa2c8b027 (diff)
downloadqemu-b6f3296292f027c9a87a12dddd736a7c344d0206.tar.gz
isa: implement isa_is_ioport_assigned via memory_region_find
Open-code isa_is_ioport_assigned via a memory region lookup. As all IO ports are now directly or indirectly registered via the memory API, this becomes possible and will finally allow us to drop the ioport tables. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/acpi')
-rw-r--r--hw/acpi/piix4.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index 756df3bee2..ff559c0a4a 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -383,14 +383,15 @@ static void piix4_pm_powerdown_req(Notifier *n, void *opaque)
static void piix4_pm_machine_ready(Notifier *n, void *opaque)
{
PIIX4PMState *s = container_of(n, PIIX4PMState, machine_ready);
+ MemoryRegion *io_as = pci_address_space_io(&s->dev);
uint8_t *pci_conf;
pci_conf = s->dev.config;
- pci_conf[0x5f] = (isa_is_ioport_assigned(0x378) ? 0x80 : 0) | 0x10;
+ pci_conf[0x5f] = 0x10 |
+ (memory_region_find(io_as, 0x378, 1).mr ? 0x80 : 0);
pci_conf[0x63] = 0x60;
- pci_conf[0x67] = (isa_is_ioport_assigned(0x3f8) ? 0x08 : 0) |
- (isa_is_ioport_assigned(0x2f8) ? 0x90 : 0);
-
+ pci_conf[0x67] = (memory_region_find(io_as, 0x3f8, 1).mr ? 0x08 : 0) |
+ (memory_region_find(io_as, 0x2f8, 1).mr ? 0x90 : 0);
}
static int piix4_pm_initfn(PCIDevice *dev)