Symbol: DF_DRAM_CTL_V4_GET_VALID
usr/src/uts/intel/io/amdzen/zen_umc.c
1840
if (!DF_DRAM_CTL_V4_GET_VALID(ctl)) {
usr/src/uts/intel/io/amdzen/zen_umc.c
1991
if (!DF_DRAM_CTL_V4_GET_VALID(ctl)) {