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isa: add isa_address_space()

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A helper that returns the address space used by ISA devices.  Useful
for getting rid of isa_mem_base, multiple ISA buses, or ISA buses behind
bridges.

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Avi Kivity 2011-08-15 17:17:35 +03:00 • committed by Anthony Liguori
parent c5b3572fc6
commit c839adec88
2 changed files with 7 additions and 0 deletions
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1
hw/isa.h
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@ -32,6 +32,7 @@ void isa_init_irq(ISADevice *dev, qemu_irq *p, int isairq);
void isa_init_ioport(ISADevice *dev, uint16_t ioport);
void isa_init_ioport_range(ISADevice *dev, uint16_t start, uint16_t length);
void isa_qdev_register(ISADeviceInfo *info);
MemoryRegion *isa_address_space(ISADevice *dev);
ISADevice *isa_create(const char *name);
ISADevice *isa_try_create(const char *name);
ISADevice *isa_create_simple(const char *name);