The IPA width of a Realm is read from the Realm Config by invoking
the RSI call RSI_REALM_CONFIG to read the Realm Config. The IPA width
is then stored in a GUID HOB gArmCcaIpaWidthGuid for subsequent use.
This GUID HOB is also useful to pass the IPA width of the Realm to the
DXE phase.
Signed-off-by: Sami Mujawar <sami.muja...@arm.com>
---
ArmVirtPkg/ArmVirtPkg.dec | 1 +
1 file changed, 1 insertion(+)
diff --git a/ArmVirtPkg/ArmVirtPkg.dec b/ArmVirtPkg/ArmVirtPkg.dec
index
0bc7d697428636d42ffb27e8e92fca947665a79e..ebdb9629fa2754e6f8b59f23750ea50cf702d8fd
100644
--- a/ArmVirtPkg/ArmVirtPkg.dec
+++ b/ArmVirtPkg/ArmVirtPkg.dec
@@ -34,6 +34,7 @@ [Guids.common]
gEarlyPL011BaseAddressGuid = { 0xB199DEA9, 0xFD5C, 0x4A84, { 0x80,
0x82, 0x2F, 0x41, 0x70, 0x78, 0x03, 0x05 } }
gEarly16550UartBaseAddressGuid = { 0xea67ca3e, 0x1f54, 0x436b, { 0x97,
0x88, 0xd4, 0xeb, 0x29, 0xc3, 0x42, 0x67 } }
gArmVirtSystemMemorySizeGuid = { 0x504eccb9, 0x1bf0, 0x4420, { 0x86,
0x5d, 0xdc, 0x66, 0x06, 0xd4, 0x13, 0xbf } }
+ gArmCcaIpaWidthGuid = { 0xbdb66787, 0xfc8a, 0x412e, { 0xa0,
0x9b, 0x84, 0x96, 0x61, 0x81, 0x72, 0xc0 } }
[PcdsFeatureFlag]
#
--
'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)'
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