Message ID | 1476525795-27483-4-git-send-email-agraf@suse.de |
---|---|
State | Superseded |
Delegated to: | Alexander Graf |
Headers | show |
On 10/15/2016 03:03 AM, Alexander Graf wrote: > The DP-DDR shouldn't be exposed as conventional memory to an OS, so let's > rather claim it's a reserved region in the EFI memory map > > Signed-off-by: Alexander Graf <agraf@suse.de> > --- > board/freescale/ls2080ardb/ls2080ardb.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/board/freescale/ls2080ardb/ls2080ardb.c b/board/freescale/ls2080ardb/ls2080ardb.c > index fab44b9..55199ca 100644 > --- a/board/freescale/ls2080ardb/ls2080ardb.c > +++ b/board/freescale/ls2080ardb/ls2080ardb.c > @@ -15,6 +15,7 @@ > #include <libfdt.h> > #include <fsl-mc/fsl_mc.h> > #include <environment.h> > +#include <efi_loader.h> > #include <i2c.h> > #include <asm/arch/soc.h> > #include <fsl_sec.h> > @@ -201,6 +202,14 @@ int misc_init_r(void) > if (adjust_vdd(0)) > printf("Warning: Adjusting core voltage failed.\n"); > > +#ifdef CONFIG_EFI_LOADER > + if (soc_has_dp_ddr() && gd->bd->bi_dram[2].size) { > + efi_add_memory_map(gd->bd->bi_dram[2].start, > + gd->bd->bi_dram[2].size >> EFI_PAGE_SHIFT, > + EFI_RESERVED_MEMORY_TYPE, false); > + } > +#endif > + > return 0; > } > > Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/ls2080ardb/ls2080ardb.c b/board/freescale/ls2080ardb/ls2080ardb.c index fab44b9..55199ca 100644 --- a/board/freescale/ls2080ardb/ls2080ardb.c +++ b/board/freescale/ls2080ardb/ls2080ardb.c @@ -15,6 +15,7 @@ #include <libfdt.h> #include <fsl-mc/fsl_mc.h> #include <environment.h> +#include <efi_loader.h> #include <i2c.h> #include <asm/arch/soc.h> #include <fsl_sec.h> @@ -201,6 +202,14 @@ int misc_init_r(void) if (adjust_vdd(0)) printf("Warning: Adjusting core voltage failed.\n"); +#ifdef CONFIG_EFI_LOADER + if (soc_has_dp_ddr() && gd->bd->bi_dram[2].size) { + efi_add_memory_map(gd->bd->bi_dram[2].start, + gd->bd->bi_dram[2].size >> EFI_PAGE_SHIFT, + EFI_RESERVED_MEMORY_TYPE, false); + } +#endif + return 0; }
The DP-DDR shouldn't be exposed as conventional memory to an OS, so let's rather claim it's a reserved region in the EFI memory map Signed-off-by: Alexander Graf <agraf@suse.de> --- board/freescale/ls2080ardb/ls2080ardb.c | 9 +++++++++ 1 file changed, 9 insertions(+)