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0fcb7acf67
QEMU always decode legacy IDE I/O ports on PIIX chipset. However Linux ata_piix driver does sanity check to see whether legacy ports decode is turned on. To make Linux ata_piix driver happy, turn on the decode via IDE_TIMING register. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org>
19 lines
372 B
C
19 lines
372 B
C
/*
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* Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _QEMU_DEVICE_H_
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#define _QEMU_DEVICE_H_
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#include <pci.h>
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#define QEMU_I440FX PCI_BDF(0, 0, 0)
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#define PIIX_ISA PCI_BDF(0, 1, 0)
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#define PIIX_IDE PCI_BDF(0, 1, 1)
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#define PIIX_USB PCI_BDF(0, 1, 2)
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#define QEMU_Q35 PCI_BDF(0, 0, 0)
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#endif /* _QEMU_DEVICE_H_ */
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