summaryrefslogtreecommitdiffstats
path: root/source/a/elilo/elilo.zeroes.cc_blob_address.diff
blob: 5c98d75612e4f1c9b9895a1b7885dd4486f8ff1c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
diff -Naur elilo-3.16-source.orig/x86_64/sysdeps.h elilo-3.16-source/x86_64/sysdeps.h
--- elilo-3.16-source.orig/x86_64/sysdeps.h	2012-11-19 19:01:04.000000000 -0200
+++ elilo-3.16-source/x86_64/sysdeps.h	2022-08-05 15:51:02.700147207 -0300
@@ -184,7 +184,12 @@
 /* 0xA0 */	UINT16 mca_info_len;		/* LDR */
 /* 0xA2 */	UINT8 mca_info_buf[0x10];	/* LDR */
 
-/* 0xB2 */	UINT8 pad_4[0x10E];		/* unused */
+/* 0xB2 */	UINT8 pad_41[0x8A];		/* unused */
+
+/* Confidential Computing Blob */
+/* 0x13C */	UINT32 cc_blob_address;		/* LDR */
+
+/* 0x140 */	UINT8 pad_42[0x80];		/* unused */
 
 /* EFI boot loader signature. */
 /* 0x1C0 */	UINT8 efi_loader_sig[4];	/* LDR */
diff -Naur elilo-3.16-source.orig/x86_64/system.c elilo-3.16-source/x86_64/system.c
--- elilo-3.16-source.orig/x86_64/system.c	2013-03-29 16:03:15.000000000 -0300
+++ elilo-3.16-source/x86_64/system.c	2022-08-05 15:50:45.772968102 -0300
@@ -684,6 +684,11 @@
 	ZeroMem(bp->s.hd1_info, sizeof bp->s.hd1_info);
 
 	/*
+	 * Disable Confidential Computing blob
+	 */
+	bp->s.cc_blob_address = 0;
+
+	/*
 	 * Memory info.
 	 */
 
@@ -826,6 +831,7 @@
 		CHECK_OFFSET(hd1_info, 0x90, L"");
 		CHECK_OFFSET(mca_info_len, 0xA0, L"%xh");
 		CHECK_OFFSET(mca_info_buf, 0xA2, L"");
+		CHECK_OFFSET(cc_blob_address, 0x13C, L"%xh");
 		CHECK_OFFSET(efi_loader_sig, 0x1C0, L"'%-4.4a'");
 		CHECK_OFFSET(efi_sys_tbl, 0x1C4, L"%xh");
 		CHECK_OFFSET(efi_mem_desc_size, 0x1C8, L"%xh");