diff options
| -rw-r--r-- | src/soc/amd/picasso/Makefile.inc | 2 | ||||
| -rwxr-xr-x | util/apcb/apcb_edit.py | 11 |
2 files changed, 13 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/Makefile.inc b/src/soc/amd/picasso/Makefile.inc index aa9d8c9955..4c1d726804 100644 --- a/src/soc/amd/picasso/Makefile.inc +++ b/src/soc/amd/picasso/Makefile.inc @@ -395,6 +395,7 @@ $(obj)/APCB_%_x1.bin: $$(SPD_SOURCES_DIR)/%.spd.hex \ $(APCB_MAGIC_BLOB) \ $@ \ --hex \ + --strip_manufacturer_information \ --spd_0_0 $< \ --board_id_gpio0 $(APCB_BOARD_ID_GPIO0) \ --board_id_gpio1 $(APCB_BOARD_ID_GPIO1) \ @@ -408,6 +409,7 @@ $(obj)/APCB_%_x2.bin: $$(SPD_SOURCES_DIR)/%.spd.hex \ $(APCB_MAGIC_BLOB) \ $@ \ --hex \ + --strip_manufacturer_information \ --spd_0_0 $< \ --spd_1_0 $< \ --board_id_gpio0 $(APCB_BOARD_ID_GPIO0) \ diff --git a/util/apcb/apcb_edit.py b/util/apcb/apcb_edit.py index 54d59d6fcc..388b18ad73 100755 --- a/util/apcb/apcb_edit.py +++ b/util/apcb/apcb_edit.py @@ -59,6 +59,10 @@ def parseargs(): action='store_true', help='SPD input file is hex encoded, binary otherwise') parser.add_argument( + '--strip_manufacturer_information', + action='store_true', + help='Strip all manufacturer information from SPD') + parser.add_argument( '--board_id_gpio0', type=int, required=True, @@ -155,6 +159,13 @@ def main(): assert len(spd) == 512, \ "Expected SPD to be 512 bytes, got %d" % len(spd) + if args.strip_manufacturer_information: + print("Stripping manufacturer information from SPD") + spd = spd[0:320] + b'\x00'*64 + spd[320+64:] + + assert len(spd) == 512, \ + "Error while stripping SPD manufacurer information" + print("Enabling channel %d, dimm %d and injecting SPD" % (spd_ssp.ChannelNumber, spd_ssp.DimmNumber)) spd_ssp = spd_ssp._replace(SpdValid=True, DimmPresent=True) |