File s390-tools-sles15sp5-07-zipl-boot-use-linker-sc... of Package s390-tools

Overview Repositories Revisions Requests Users Attributes Meta

File s390-tools-sles15sp5-07-zipl-boot-use-linker-scripts-for-all-bootloaders.patch of Package s390-tools (Revision 1e9f29c2e350a870bc03713b15604e74)

Currently displaying revision 1e9f29c2e350a870bc03713b15604e74 , Show latest

---
 include/boot/loaders_layout.h |    3 +++
 zipl/boot/Makefile            |   24 ++++++++++--------------
 zipl/boot/stage0.lds.S        |   18 ++++++++++++++++++
 zipl/boot/stage1.lds.S        |   18 ++++++++++++++++++
 zipl/boot/stage1b.lds.S       |   18 ++++++++++++++++++
 5 files changed, 67 insertions(+), 14 deletions(-)

--- a/include/boot/loaders_layout.h
+++ b/include/boot/loaders_layout.h
@@ -14,6 +14,9 @@
 #include "lib/zt_common.h"
 #include "linux_layout.h"
 
+#define STAGE0_LOAD_ADDRESS		_AC(0x0, UL)
+
+#define STAGE1_LOAD_ADDRESS		_AC(0x18, UL)
 #define STAGE1B_LOAD_ADDRESS		_AC(0xe000, UL)
 
 #define STAGE2_DESC			_AC(0x78, UL)
--- a/zipl/boot/Makefile
+++ b/zipl/boot/Makefile
@@ -42,6 +42,15 @@ endif
 %.lds: %.lds.S
 	$(CPP) -Wp,-MD,.$@.d,-MT,$@ $(INCLUDE_PARMS) -P -C -o $@ $<
 
+fba0.exec eckd0_ldl.exec eckd0_cdl.exec tape0.exec: \
+	stage0.lds
+
+eckd1.exec: \
+	stage1.lds
+
+eckd1b.exec fba1b.exec: \
+	stage1b.lds
+
 eckd2dump_sv.exec: \
 	head.o stage2dump.o cio.o eckd2dump.o eckd2dump_sv.o \
 	libc.o ebcdic.o sclp.o entry.o stage2.lds
@@ -62,20 +71,7 @@ stage3.exec: head.o stage3.o kdump3.o li
 	     sclp_stage3.o kdump.o entry.o stage3.lds
 
 %.exec:	%.o
-	STAGE=$$( \
-		echo $@ | awk ' \
-			match($$0,/[0-9]+b*/){ \
-				print substr($$0,RSTART,RLENGTH) \
-			}' \
-	); \
-	case $$STAGE in \
-		0) SFLAGS="-Wl,-Ttext,0";; \
-		1) SFLAGS="-Wl,-Ttext,0x18";; \
-		1b) SFLAGS="-Wl,-Ttext,0xE000";; \
-		2) SFLAGS="-Wl,-T,stage2.lds";; \
-		3) SFLAGS="-Wl,-T,stage3.lds";; \
-	esac; \
-	$(LINK) $$SFLAGS $(NO_PIE_LDFLAGS) $(NO_WARN_RWX_SEGMENTS_LDFLAGS) -Wl,--build-id=none -m64 -static -nostdlib $(filter %.o, $^) -o $@
+	$(LINK) -Wl,-T,$(filter %.lds,$^) $(NO_PIE_LDFLAGS) $(NO_WARN_RWX_SEGMENTS_LDFLAGS) -Wl,--build-id=none -m64 -static -nostdlib $(filter %.o, $^) -o $@
 
 %.bin:	%.exec
 	$(OBJCOPY) -O binary $< $@
--- /dev/null
+++ b/zipl/boot/stage0.lds.S
@@ -0,0 +1,18 @@
+#include "boot/loaders_layout.h"
+
+ENTRY(_start)
+
+SECTIONS
+{
+  . = STAGE0_LOAD_ADDRESS;
+  .text : {
+    *(.text .text.*)
+  }
+
+  /* Sections to be discarded */
+  /DISCARD/ : {
+    *(.eh_frame)
+    *(.interp)
+    *(.note.GNU-stack)
+  }
+}
--- /dev/null
+++ b/zipl/boot/stage1.lds.S
@@ -0,0 +1,18 @@
+#include "boot/loaders_layout.h"
+
+ENTRY(_start)
+
+SECTIONS
+{
+  . = STAGE1_LOAD_ADDRESS;
+  .text : {
+    *(.text .text.*)
+  }
+
+  /* Sections to be discarded */
+  /DISCARD/ : {
+    *(.eh_frame)
+    *(.interp)
+    *(.note.GNU-stack)
+  }
+}
--- /dev/null
+++ b/zipl/boot/stage1b.lds.S
@@ -0,0 +1,18 @@
+#include "boot/loaders_layout.h"
+
+ENTRY(_start)
+
+SECTIONS
+{
+  . = STAGE1B_LOAD_ADDRESS;
+  .text : {
+    *(.text .text.*)
+  }
+
+  /* Sections to be discarded */
+  /DISCARD/ : {
+    *(.eh_frame)
+    *(.interp)
+    *(.note.GNU-stack)
+ }
+}

Places

File s390-tools-sles15sp5-07-zipl-boot-use-linker-scripts-for-all-bootloaders.patch of Package s390-tools (Revision 1e9f29c2e350a870bc03713b15604e74)

Places