diff options
Diffstat (limited to 'resources/utilities/ich9deblob/src/gbe/gbe.c')
| -rw-r--r-- | resources/utilities/ich9deblob/src/gbe/gbe.c | 16 |
1 files changed, 1 insertions, 15 deletions
diff --git a/resources/utilities/ich9deblob/src/gbe/gbe.c b/resources/utilities/ich9deblob/src/gbe/gbe.c index c67d94d..1d48f2c 100644 --- a/resources/utilities/ich9deblob/src/gbe/gbe.c +++ b/resources/utilities/ich9deblob/src/gbe/gbe.c @@ -56,28 +56,14 @@ struct GBEREGIONRECORD_8K deblobbedGbeStructFromFactory(struct GBEREGIONRECORD_8 unsigned int i; /* - * Word 40h to 53h of Gbe had this in the old deblobbed_descriptor.bin: - * 20 60 1F 00 02 00 13 00 00 80 1D 00 FF 00 16 00 DD CC 18 00 11 20 17 00 DD DD 18 00 12 20 17 00 00 80 1D 00 00 00 1F 00 - * - * We really don't know. Blanking them with 0xFF seems harmless, though (nothing important seems broken). - * * http://www.intel.co.uk/content/dam/doc/application-note/82573-nvm-map-appl-note.pdf * That is a datasheet for a later chipset. Word 40H-53H seems (as per this datasheet) to be for AMT. - * Since libreboot disables and removes ME/AMT, it makes sense that blanking out words 40h to 53h - * has no effect on functionality, since ME/AMT is already removed (assuming that 40-53 is really for AMT). + * Writing over it doesn't seem to cause any harm, since the ME/AMT is already removed in libreboot. */ for(i = 0; i < sizeof(gbeStruct8k.backup.padding); i++) { gbeStruct8k.backup.padding[i] = 0xFF; /* FF is correct. In the struct, this is a char buffer. */ } /* We really only need to do this for words 40h-53h, but let's just nuke the whole lot. It's all 0xFF anyway. */ - /* Set the default MAC address */ - gbeStruct8k.backup.macAddress[0] = 0x00; - gbeStruct8k.backup.macAddress[1] = 0xF5; - gbeStruct8k.backup.macAddress[2] = 0xF0; - gbeStruct8k.backup.macAddress[3] = 0x40; - gbeStruct8k.backup.macAddress[4] = 0x71; - gbeStruct8k.backup.macAddress[5] = 0xFE; - /* Fix the checksum */ gbeStruct8k.backup.checkSum = gbeGetChecksumFrom4kStruct(gbeStruct8k.backup, GBECHECKSUMTOTAL); |