motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-04 16:23:55 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

isa: add isa_register_ioport()

Browse source 
To replace isa_init_ioport and isa_init_ioport_range
as the ISA devices are converted to the memory api.

[avi: use memory_region_size()]

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Richard Henderson 2011-08-10 15:28:12 -07:00 • committed by Avi Kivity
parent c2d0d01202
commit 78e2059352
2 changed files with 14 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

10
hw/isa-bus.c
View file

@ -108,6 +108,16 @@ void isa_init_ioport(ISADevice *dev, uint16_t ioport)
isa_init_ioport_range(dev, ioport, 1);
}
void isa_register_ioport(ISADevice *dev, MemoryRegion *io, uint16_t start)
{
memory_region_add_subregion(isabus->address_space_io, start, io);
if (dev != NULL) {
assert(dev->nio < ARRAY_SIZE(dev->io));
dev->io[dev->nio++] = io;
isa_init_ioport_range(dev, start, memory_region_size(io));
}
}
static int isa_qdev_init(DeviceState *qdev, DeviceInfo *base)
{
ISADevice *dev = DO_UPCAST(ISADevice, qdev, qdev);