[edk2-devel] [PATCH 1/3] Platform/RaspberryPi/Acpitables: Further lower the DMA zone
Jeremy Linton
jeremy.linton at arm.com
Fri Jan 8 06:16:21 UTC 2021
We are going to add a _DMA() for the new controller, but
it won't work right with the linux driver unless we lower
the DMA zone again.
Signed-off-by: Jeremy Linton <jeremy.linton at arm.com>
---
Platform/RaspberryPi/AcpiTables/Iort.aslc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Platform/RaspberryPi/AcpiTables/Iort.aslc b/Platform/RaspberryPi/AcpiTables/Iort.aslc
index 00720194bb..f576fa3b04 100644
--- a/Platform/RaspberryPi/AcpiTables/Iort.aslc
+++ b/Platform/RaspberryPi/AcpiTables/Iort.aslc
@@ -46,7 +46,7 @@ STATIC RPI4_IO_REMAPPING_STRUCTURE Iort = {
0x0, // AllocationHints
0x0, // Reserved
0x0, // MemoryAccessFlags
- 31, // AddressSizeLimit
+ 30, // AddressSizeLimit
}, {
"\\_SB_.SCB0.XHC0" // ObjectName
}
--
2.13.7
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