diff options
Diffstat (limited to 'src/soc/intel/braswell/northcluster.c')
| -rw-r--r-- | src/soc/intel/braswell/northcluster.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/soc/intel/braswell/northcluster.c b/src/soc/intel/braswell/northcluster.c index 404a8f18c1..dc72a46d94 100644 --- a/src/soc/intel/braswell/northcluster.c +++ b/src/soc/intel/braswell/northcluster.c @@ -29,6 +29,7 @@ #include <soc/ramstage.h> #include <soc/smm.h> #include <vendorcode/google/chromeos/chromeos.h> +#include <stddef.h> /* * Host Memory Map: @@ -70,7 +71,14 @@ uint32_t nc_read_top_of_low_memory(void) { - return iosf_bunit_read(BUNIT_BMBOUND) & ~((1 << 27) - 1); + MAYBE_STATIC uint32_t tolm = 0; + + if (tolm) + return tolm; + + tolm = iosf_bunit_read(BUNIT_BMBOUND) & ~((1 << 27) - 1); + + return tolm; } static void nc_read_resources(device_t dev) |