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authorOlivier Martin <olivier.martin@arm.com>2013-07-01 14:14:37 +0000
committeroliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524>2013-07-01 14:14:37 +0000
commite8ee4b2d43334ebd47a6565e6ea5c964fa88c203 (patch)
tree40c3407ee34706241d32233e698fa2f5bdb10b89 /EmulatorPkg
parent7461437cf15b9ff49b2c3cc722d05182dca9a46a (diff)
downloadedk2-platforms-e8ee4b2d43334ebd47a6565e6ea5c964fa88c203.tar.xz
ArmPlatformPkg/ArmVExpressLibCTA15-A7: Mapped the extra 1GB of DRAM in the MMU
ARM Versatile Express TC2 Core Tile has two profiles: the 1GB DRAM core tile or the 2GB DRAM core tile profiles. By default UEFI assumes, it is the 1GB core tile. In case of 2GB DRAM it declares this additional 1GB resource system memory to UEFI. But the previous code did not map this memory in the MMU Page Table. So, the memory was allocatable by UEFI modules, but was not accessible by the CPU (because not mapped). Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Olivier Martin <olivier.martin@arm.com> Reviewed-by: Leif Lindholm <Leif.Lindholm@linaro.org> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14449 6f19259b-4bc3-4df7-8a09-765794883524
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