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gt64xxx: set isa_mem_base during registration 

isa_mem_base is computed from registers during reset, but due to QEMU
limitations some devices (e.g. VGA card) need to know it earlier when
they are registered.

Workaround this by setting the value during registration instead of
reset.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Aurelien Jarno 2011-01-20 21:40:53 +01:00
parent 730986e494
commit 8e5977e5f5
1 changed files with 5 additions and 0 deletions
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5
hw/gt64xxx.c
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@ -1125,6 +1125,11 @@ static int gt64120_init(SysBusDevice *dev)
s = FROM_SYSBUS(GT64120State, dev);
/* FIXME: This value is computed from registers during reset, but some
devices (e.g. VGA card) need to know it when they are registered.
This also mean that changing the register to change the mapping
does not fully work. */
isa_mem_base = 0x10000000;
qemu_register_reset(gt64120_reset, s);
register_savevm(&dev->qdev, "GT64120 PCI Bus", 0, 1,
gt64120_save, gt64120_load, &s->pci);