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versatile_pci: Expose PCI memory space to system

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The VersatilePB's PCI controller exposes the PCI memory space to the
system via three regions controlled by the mapping control registers.
Implement this so that guests can actually use MMIO-BAR PCI cards.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Paul Brook <paul@codesourcery.com>
This commit is contained in:
Peter Maydell 2013-04-19 11:15:20 +01:00
parent a2bff788d2
commit 89a32d32fb
3 changed files with 77 additions and 1 deletions
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3
hw/arm/realview.c
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@ -221,6 +221,9 @@ static void realview_init(QEMUMachineInitArgs *args,
sysbus_mmio_map(busdev, 1, 0x60000000); /* PCI self-config */
sysbus_mmio_map(busdev, 2, 0x61000000); /* PCI config */
sysbus_mmio_map(busdev, 3, 0x62000000); /* PCI I/O */
sysbus_mmio_map(busdev, 4, 0x63000000); /* PCI memory window 1 */
sysbus_mmio_map(busdev, 5, 0x64000000); /* PCI memory window 2 */
sysbus_mmio_map(busdev, 6, 0x68000000); /* PCI memory window 3 */
sysbus_connect_irq(busdev, 0, pic[48]);
sysbus_connect_irq(busdev, 1, pic[49]);
sysbus_connect_irq(busdev, 2, pic[50]);