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MdeModulePkg/EhciDxe: enable 64-bit PCI DMA

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PCI controller drivers must set the EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE
attribute if the controller supports 64-bit DMA addressing.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Feng Tian <feng.tian@Intel.com>
This commit is contained in:
Ard Biesheuvel
2016-09-05 09:51:16 +01:00
parent a2c9b0873a
commit 167c3fb456
3 changed files with 24 additions and 2 deletions
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2
MdeModulePkg/Bus/Pci/EhciDxe/EhciSched.c
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@@ -178,7 +178,7 @@ EhcInitSched (
//
Ehc->MemPool = UsbHcInitMemPool (
PciIo,
EHC_BIT_IS_SET (Ehc->HcCapParams, HCCP_64BIT),
Ehc->Support64BitDma,
EHC_HIGH_32BIT (PhyAddr)
);