File fwupdate-bsc1182057-add-sbat-support.patch of Package fwupdate

Overview Repositories Revisions Requests Users Attributes Meta

File fwupdate-bsc1182057-add-sbat-support.patch of Package fwupdate

From ed4d0fb9c5148ab4d534f4fbcde5c368eab3b0ee Mon Sep 17 00:00:00 2001
From: Gary Lin <glin@suse.com>
Date: Wed, 24 Feb 2021 16:45:40 +0800
Subject: [PATCH] Add SBAT Support to EFI binaries

Signed-off-by: Gary Lin <glin@suse.com>
---
 data/sbat.csv           |  2 ++
 efi/Makefile            | 13 ++++++++++---
 efi/elf_aarch64_efi.lds | 10 ++++++++++
 efi/elf_ia32_efi.lds    |  8 ++++++++
 efi/elf_x86_64_efi.lds  |  8 ++++++++
 5 files changed, 38 insertions(+), 3 deletions(-)
 create mode 100644 data/sbat.csv

Index: fwupdate-12/data/sbat.csv
===================================================================
--- /dev/null
+++ fwupdate-12/data/sbat.csv
@@ -0,0 +1,2 @@
+sbat,1,SBAT Version,sbat,1,https://github.com/rhboot/shim/blob/main/SBAT.md
+fwupdate,1,Firmware Update Utility,fwupdate,12,https://github.com/rhboot/fwupdate
Index: fwupdate-12/efi/Makefile
===================================================================
--- fwupdate-12.orig/efi/Makefile
+++ fwupdate-12/efi/Makefile
@@ -8,6 +8,7 @@ endif
 include $(TOP)/Make.defaults
 include $(TOP)/Make.rules
 VPATH	= $(TOP)/efi
+SBATPATH ?= $(TOP)/data/sbat.csv
 
 CFLAGS	?= -Og -g3 -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 \
 	   -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 \
@@ -71,6 +72,12 @@ endif
 
 TARGETS = fakeesrt2.efi fakeesrt.efi dumpesrt.efi $(FWUP).efi mkvar.efi dumpf.efi mkvar2.efi
 
+sbat.o : $(SBATPATH)
+	$(CC) -x c -c -o $@ /dev/null
+	$(OBJCOPY) --add-section .sbat=$(SBATPATH) \
+		--set-section-flags .sbat=contents,alloc,load,readonly,data \
+		$@
+
 all : $(TARGETS)
 
 abidw abicheck :
@@ -93,7 +100,7 @@ ifneq ($(OBJCOPY_GTE224),1)
 	$(error objcopy >= 2.24 is required)
 endif
 	$(OBJCOPY) -j .text -j .sdata -j .data -j .dynamic -j .dynsym \
-		-j .rel* -j .rela* -j .reloc -j .eh_frame \
+		-j .rel* -j .rela* -j .reloc -j .eh_frame -j .sbat \
 		$(FORMAT) $^ $@
 
 %.efi.debug : %.so
@@ -101,7 +108,7 @@ ifneq ($(OBJCOPY_GTE224),1)
 	$(error objcopy >= 2.24 is required)
 endif
 	$(OBJCOPY) -j .text -j .sdata -j .data -j .dynamic -j .dynsym \
-		-j .rel* -j .rela* -j .reloc -j .eh_frame \
+		-j .rel* -j .rela* -j .reloc -j .eh_frame -j .sbat \
 		-j .debug* -j .note.gnu.build-id \
 		$^ $@
 
@@ -109,7 +116,7 @@ endif
 	$(READELF) -n $^ | grep "Build ID:" | \
 		sed -e 's/^.*Build ID: //' -e 's,^$..$,\1/,' > $@
 
-%.so : %.o
+%.so : %.o sbat.o
 	$(CC) $(CCLDFLAGS) -o $@ $^ -lefi -lgnuefi \
 		$(LIBGCC) \
 		-T elf_$(ARCH)_efi.lds
Index: fwupdate-12/efi/elf_aarch64_efi.lds
===================================================================
--- fwupdate-12.orig/efi/elf_aarch64_efi.lds
+++ fwupdate-12/efi/elf_aarch64_efi.lds
@@ -1,6 +1,12 @@
 OUTPUT_FORMAT("elf64-littleaarch64", "elf64-littleaarch64", "elf64-littleaarch64")
 OUTPUT_ARCH(aarch64)
 ENTRY(_start)
+PHDRS
+{
+  text PT_LOAD FLAGS(5);
+  data PT_LOAD FLAGS(6);
+  sbat PT_LOAD FLAGS(4);
+}
 SECTIONS
 {
   .text 0x0 : {
@@ -12,7 +18,7 @@ SECTIONS
     *(.srodata)
     *(.rodata*)
     . = ALIGN(16);
-  }
+  } :text
   _etext = .;
   _text_size = . - _text;
   .dynamic  : { *(.dynamic) }
@@ -37,7 +43,17 @@ SECTIONS
    *(COMMON)
    . = ALIGN(16);
    _bss_end = .;
-  }
+  } :data
+
+  . = ALIGN(4096);
+  .sbat :
+  {
+    _sbat = .;
+    *(.sbat)
+    *(.sbat.*)
+    _esbat = .;
+  } :sbat
+  . = ALIGN(4096);
 
   .rela.dyn : { *(.rela.dyn) }
   .rela.plt : { *(.rela.plt) }
Index: fwupdate-12/efi/elf_ia32_efi.lds
===================================================================
--- fwupdate-12.orig/efi/elf_ia32_efi.lds
+++ fwupdate-12/efi/elf_ia32_efi.lds
@@ -48,6 +48,14 @@ SECTIONS
   .note.gnu.build-id : { *(.note.gnu.build-id) }
 
   . = ALIGN(4096);
+  .sbat :
+  {
+    _sbat = .;
+    *(.sbat)
+    *(.sbat.*)
+    _esbat = .;
+  }
+  . = ALIGN(4096);
   .dynamic  : { *(.dynamic) }
   . = ALIGN(4096);
   .rel :
Index: fwupdate-12/efi/elf_x86_64_efi.lds
===================================================================
--- fwupdate-12.orig/efi/elf_x86_64_efi.lds
+++ fwupdate-12/efi/elf_x86_64_efi.lds
@@ -48,6 +48,14 @@ SECTIONS
   .note.gnu.build-id : { *(.note.gnu.build-id) }
 
   . = ALIGN(4096);
+  .sbat :
+  {
+    _sbat = .;
+    *(.sbat)
+    *(.sbat.*)
+    _esbat = .;
+  }
+  . = ALIGN(4096);
   .dynamic  : { *(.dynamic) }
   . = ALIGN(4096);
   .rela :

Places

File fwupdate-bsc1182057-add-sbat-support.patch of Package fwupdate

Places