intel/fsp_broadwell_de: Use smm_subregion()

Tested on OCP/Wedge100s:
No error is visible in console output, still boots to OS.

Change-Id: I986bbe978d3f68693b2d4538ccbcc11cdbd23c6a
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34745
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/soc/intel/fsp_broadwell_de/memmap.c b/src/soc/intel/fsp_broadwell_de/memmap.c
index 36f400c7b3..cbd3cf7788 100644
--- a/src/soc/intel/fsp_broadwell_de/memmap.c
+++ b/src/soc/intel/fsp_broadwell_de/memmap.c
@@ -17,6 +17,7 @@
 #define __SIMPLE_DEVICE__
 
 #include <cbmem.h>
+#include <cpu/x86/smm.h>
 #include <drivers/intel/fsp1_0/fsp_util.h>
 #include <soc/broadwell_de.h>
 #include <soc/pci_devs.h>
@@ -51,3 +52,9 @@ size_t sa_get_tseg_size(void)
 	/* Subtract base to get the size */
 	return ret - sa_get_tseg_base();
 }
+
+void smm_region(uintptr_t *start, size_t *size)
+{
+	*start = sa_get_tseg_base();
+	*size = sa_get_tseg_size();
+}