[U-Boot] [PATCH v2 33/38] x86: fsp: Allow the HOBs to be used after relocation
bmeng.cn at gmail.com
Fri Oct 4 03:23:39 UTC 2019
On Wed, Sep 25, 2019 at 10:13 PM Simon Glass <sjg at chromium.org> wrote:
> Allocate memory for the HOBs and copy them before relocation. This ensures
> that they can still be accessed after relocation.
> This is needed when relocating the HOB within U-Boot.
> Signed-off-by: Simon Glass <sjg at chromium.org>
> Changes in v2: None
> arch/x86/cpu/cpu.c | 6 ++++++
> arch/x86/include/asm/fsp/fsp_support.h | 8 ++++++++
> arch/x86/include/asm/hob.h | 8 ++++++++
> arch/x86/lib/fsp/fsp_support.c | 16 ++++++++++++++++
> arch/x86/lib/hob.c | 11 +++++++++++
> 5 files changed, 49 insertions(+)
Why is this patch needed?
The HOBs are currently available after relocation already. See cmd/x86/hob.c
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