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ARM: LPAE: add support for ATAG_MEM64
authorWill Deacon <will.deacon@arm.com>
Mon, 31 Jan 2011 13:50:46 +0000 (13:50 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Tue, 20 Sep 2011 13:17:42 +0000 (14:17 +0100)
commite715c4caa14f77364590423d4749ce1457b04ab6
tree74539d06ce550ff306da44b50ea2b3724ba6ae0btree | snapshot
parentef74101ad28c8fff1f7143714c932f66c6ad8604commit | diff
ARM: LPAE: add support for ATAG_MEM64

LPAE provides support for memory banks with physical addresses of up
to 40 bits.

This patch adds a new atag, ATAG_MEM64, so that the Kernel can be
informed about memory that exists above the 4GB boundary.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm/include/asm/setup.h diff | blob | history
arch/arm/kernel/setup.c diff | blob | history
Linux kernel for KaRo TX COM modules