From d8a878600cbda7d20e0775db62b3964d1e3fb228 Mon Sep 17 00:00:00 2001 From: Francis Rowe Date: Tue, 23 Dec 2014 08:16:18 -0500 Subject: ich9deblob: move ich9gbe.h to gbe/struct.h --- (limited to 'resources/utilities/ich9deblob/ich9gbe.h') diff --git a/resources/utilities/ich9deblob/ich9gbe.h b/resources/utilities/ich9deblob/ich9gbe.h deleted file mode 100644 index 26b125b..0000000 --- a/resources/utilities/ich9deblob/ich9gbe.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * ich9gbe.h - * This file is part of the ich9deblob utility from the libreboot project - * - * Copyright (C) 2014 Francis Rowe - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -// Purpose: provide struct representing gbe region. -// Map actual buffers of this regions, directly to instances of these -// structs. This makes working with gbe really easy. - -// bit fields used, corresponding to datasheet. See links to datasheets -// and documentation in ich9deblob.c - -#ifndef ICH9GBE_H -#define ICH9GBE_H - -#define GBEREGIONSIZE 0x2000 // 8 KiB -// These will have a modified descriptor+gbe based on what's in the factory.rom -// These will be joined into a single 12KiB buffer (descriptor, then gbe) and saved to a file -// NOTE: The GBE region of 8K is actually 2x 4K regions in a single region; both 4K blocks can be identical (and by default, are) -// The 2nd one is a "backup", but we don't know when it's used. perhaps it's used when the checksum on the first one does not match? - -struct GBEREGIONRECORD_4K { - unsigned char macAddress[6]; // 0x03 words, or 0x06 bytes - unsigned char otherStuff[120]; // 0x3c words, or 0x7E bytes - unsigned short checkSum; // when added to the sum of all words above, this should be 0xBABA - unsigned char padding1[3968]; -}; - -// main and backup region in gbe -struct GBEREGIONRECORD_8K { - struct GBEREGIONRECORD_4K main; - struct GBEREGIONRECORD_4K backup; - // Backup region: - // This is actually "main" on X200, since the real main has a bad checksum - // and other errors. You should do what you need on this one (if modifying - // lenovobios's gbe region) and then copy to main -}; - -#endif -- cgit v0.9.1