[U-Boot] [PATCH v6 4/6] armv8: ls2080a: Declare spin tables as reserved for efi loader
york sun
york.sun at nxp.com
Thu Oct 20 00:41:26 CEST 2016
On 10/19/2016 09:31 AM, Alexander Graf wrote:
> The efi loader code has its own memory map, so it needs to be aware where
> the spin tables are located, to ensure that no code writes into those
> regions.
>
> Signed-off-by: Alexander Graf <agraf at suse.de>
> ---
> arch/arm/cpu/armv8/fsl-layerscape/fdt.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
> index 1a8321b..facfcca 100644
> --- a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
> +++ b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
> @@ -5,6 +5,7 @@
> */
>
> #include <common.h>
> +#include <efi_loader.h>
> #include <libfdt.h>
> #include <fdt_support.h>
> #include <phy.h>
> @@ -105,6 +106,11 @@ remove_psci_node:
>
> fdt_add_mem_rsv(blob, (uintptr_t)&secondary_boot_code,
> *boot_code_size);
> +#ifdef CONFIG_EFI_LOADER
> + efi_add_memory_map((uintptr_t)&secondary_boot_code,
> + ALIGN(*boot_code_size, EFI_PAGE_SIZE) >> EFI_PAGE_SHIFT,
> + EFI_RESERVED_MEMORY_TYPE, false);
> +#endif
> }
> #endif
>
>
Reviewed-by: York Sun <york.sun at nxp.com>
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