diff options
Diffstat (limited to 'source/a/elilo/elilo.zeroes.cc_blob_address.diff')
| -rw-r--r-- | source/a/elilo/elilo.zeroes.cc_blob_address.diff | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/source/a/elilo/elilo.zeroes.cc_blob_address.diff b/source/a/elilo/elilo.zeroes.cc_blob_address.diff new file mode 100644 index 00000000..5c98d756 --- /dev/null +++ b/source/a/elilo/elilo.zeroes.cc_blob_address.diff @@ -0,0 +1,40 @@ +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"); |