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authorHonghui Zhang <honghui.zhang@mediatek.com>2019-02-01 00:36:07 -0500
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>2019-03-01 06:22:21 -0500
commitcbe3a7728c7ad4721677208e155db06f67eb57d2 (patch)
tree919e48c3264e73bfbb411f0cc2e38018586a6417 /mm/debug.c
parentc61df57343bf05743f8abbb31eec9a6f05820dd1 (diff)
PCI: mediatek: Enlarge PCIe2AHB window size to support 4GB DRAM
The PCIE_AXI_WINDOW0 register defines the inbound window size for requests coming from PCI endpoints. Requests outside of this window will be treated as unsupported requests. Enlarge this window size from 2^31 to 2^33 to support a 8GB address space (which gives endpoints DMA access to full 4GB DRAM address range - physical DRAM starts at 0x40000000). Reported-by: Bjorn Helgaas <bhelgaas@google.com> Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com> [lorenzo.pieralisi@arm.com: updated commit log] Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Diffstat (limited to 'mm/debug.c')
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