[U-Boot] [RFC PATCH v3 4/7] x86: quark: Add Cache-As-RAM initialization

Simon Glass sjg at chromium.org
Wed Feb 4 16:07:36 CET 2015


On 2 February 2015 at 07:35, Bin Meng <bmeng.cn at gmail.com> wrote:
> Quark SoC contains an embedded 512KiB SRAM (eSRAM) that is
> initialized by hardware. eSRAM is the ideal place to be used
> for Cache-As-RAM (CAR) before system memory is available.
>
> Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
>
> ---
>
> Changes in v3:
> - Use macros from <asm/pci.h> and <asm/arch/quark.h>
>
> Changes in v2:
> - Replace upper case register names (EAX etc.) with lower case
> - Use some macros from <asm/arch/msg_port.h> and <asm/arch/quark.h>
>
>  arch/x86/cpu/quark/car.S | 105 +++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 105 insertions(+)
>  create mode 100644 arch/x86/cpu/quark/car.S

Acked-by: Simon Glass <sjg at chromium.org>


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