File s390-tools-sles15sp5-15-zipl-Embed-loader-data-... of Package s390-tools

Overview Repositories Revisions Requests Users Attributes Meta

File s390-tools-sles15sp5-15-zipl-Embed-loader-data-directly-into-boot-object.patch of Package s390-tools (Revision c334ff7ead01102da3afddbd7e45f304)

Currently displaying revision c334ff7ead01102da3afddbd7e45f304 , Show latest

--- a/.gitignore
+++ b/.gitignore
@@ -110,6 +110,7 @@
 ziomon/ziorep_utilization
 zipl/boot/*.bin
 zipl/boot/*.exec
+zipl/boot/.loaders
 zipl/boot/data.h
 zipl/src/chreipl_helper.device-mapper
 zdev/src/zdev_id
--- a/common.mak
+++ b/common.mak
@@ -410,8 +410,8 @@
 	$(MAKE) -C $(rootdir)/libpv libpv.a
 .PHONY: $(rootdir)/libpv
 
-$(rootdir)/zipl/boot/data.o:
-	$(MAKE) -C $(rootdir)/zipl/boot/ data.o
+$(rootdir)/zipl/boot/.loaders:
+	$(MAKE) -C $(rootdir)/zipl/boot/ .loaders
 
 install_dirs:
 	for dir in $(INSTDIRS); do \
--- a/zipl/boot/Makefile
+++ b/zipl/boot/Makefile
@@ -20,7 +20,10 @@
 	  tape0.bin \
 	  eckd2dump_sv.bin tape2dump.bin fba2dump.bin eckd2dump_mv.bin
 
-all: data.o data.h tape0.bin stage3.bin
+all: .loaders tape0.bin stage3.bin
+
+.loaders: $(FILES)
+	touch .loaders
 
 # Prevent make from using some default rules...
 %:	%.S
@@ -76,16 +79,9 @@
 %.bin:	%.exec
 	$(OBJCOPY) -O binary $< $@
 
-data.o: $(FILES)
-	$(LINK) $(NO_PIE_LDFLAGS) -static -nostdlib -Wl,--relocatable -Wl,--format,binary -o data.o $(FILES)
-
-data.h: data.o
-	rm -f data.h
-	$(NM) data.o | while read ADDR TYPE SYMBOL ; do \
-				echo "extern char $$SYMBOL;" >>data.h; done
 
 clean:
-	rm -f -- *.o *.exec *.bin $(FILES) data.o data.h tape0.bin *.xxx *.yyy \
-	      stage3.bin *.lds .*.lds.d
+	rm -f -- *.o *.exec *.bin $(FILES) tape0.bin *.xxx *.yyy \
+	      stage3.bin *.lds .*.lds.d .loaders
 
 .PHONY: all clean
--- a/zipl/src/Makefile
+++ b/zipl/src/Makefile
@@ -4,14 +4,14 @@
 ALL_CPPFLAGS += -I../include -I../boot \
 	    -DZFCPDUMP_IMAGE="STRINGIFY($(ZFCPDUMP_DIR)/$(ZFCPDUMP_IMAGE))" \
 	    -DZFCPDUMP_INITRD="STRINGIFY($(ZFCPDUMP_DIR)/$(ZFCPDUMP_INITRD))" \
-	    -D_FILE_OFFSET_BITS=64 $(NO_PIE_CFLAGS)
+	    -D_FILE_OFFSET_BITS=64 $(NO_PIE_CFLAGS) -DBUILD_PATH="../boot"
 ALL_LDFLAGS += -Wl,-z,noexecstack $(NO_PIE_LDFLAGS)
 
 libs =  $(rootdir)/libutil/libutil.a \
 	$(rootdir)/libvtoc/libvtoc.a \
 
 objects = misc.o error.o scan.o job.o boot.o bootmap.o fs-map.o disk.o \
-	  bootmap_header.o envblk.o install.o zipl.o $(rootdir)/zipl/boot/data.o
+	  bootmap_header.o envblk.o install.o zipl.o
 
 zipl_helpers = $(basename $(wildcard zipl_helper.*.c))
 chreipl_helpers = $(subst zipl_,chreipl_, $(zipl_helpers))
@@ -19,6 +19,7 @@
 
 all: zipl zipl-editenv $(chreipl_helpers) $(zipl_stage3)
 
+boot.o: ../boot/.loaders
 zipl: $(objects) $(libs)
 
 zipl_helper.device-mapper: $(rootdir)/libdasd/libdasd.a \
@@ -47,13 +48,8 @@
 
 # Additional manual dependencies
 
-.boot.o.d boot.o: ../boot/data.h
-
-../boot/data.h:
-	$(MAKE) -C ../boot data.h
-
-../boot/data.o:
-	$(MAKE) -C ../boot data.o
+../boot/.loaders:
+	$(MAKE) -C ../boot .loaders
 
 ../boot/stage3.bin:
 	$(MAKE) -C ../boot stage3.bin
--- a/zipl/src/boot.c
+++ b/zipl/src/boot.c
@@ -21,14 +21,49 @@
 
 #include "stage3.h"
 
-#include "../boot/data.h"
 #include "boot.h"
 #include "bootmap.h"
 #include "error.h"
 #include "misc.h"
 
-#define DATA_SIZE(x)	((size_t) (&_binary_##x##_bin_end - &_binary_##x##_bin_start))
-#define DATA_ADDR(x)	(&_binary_##x##_bin_start)
+/* Import a binary file */
+/* clang-format off */
+#define DATA_NAME(SYM, SUFFIX) _binary_##SYM##_bin##SUFFIX
+#define DATA_SIZE(SYM)	       ((size_t)(&DATA_NAME(SYM, _end) - &DATA_NAME(SYM, _start)))
+#define DATA_ADDR(SYM)	       (&DATA_NAME(SYM, _start))
+#define BIN_FILE_PATH(FILE_NAME) STRINGIFY(BUILD_PATH) "/" STRINGIFY(FILE_NAME) ".bin"
+#define IMPORT_DATA(SYM)						\
+	extern const uint8_t DATA_NAME(SYM, _start);			\
+	extern const uint8_t DATA_NAME(SYM, _end);			\
+	asm(".section \".rodata\", \"a\", @progbits\n"			\
+	    ".balign 4\n"						\
+	    ".global " STRINGIFY(DATA_NAME(SYM, _start)) "\n"		\
+	    STRINGIFY(DATA_NAME(SYM, _start)) ":\n"			\
+	    ".incbin \"" BIN_FILE_PATH(SYM) "\"\n"			\
+	    ".global " STRINGIFY(DATA_NAME(SYM, _end)) "\n"		\
+	    STRINGIFY(DATA_NAME(SYM, _end)) ":\n"			\
+	    ".balign 4\n"						\
+	    ".previous\n")
+/* clang-format on */
+
+/* Stage 0 Loader */
+IMPORT_DATA(eckd0_cdl);
+IMPORT_DATA(eckd0_ldl);
+IMPORT_DATA(fba0);
+IMPORT_DATA(tape0);
+/* Stage 1 Loader */
+IMPORT_DATA(eckd1);
+/* Stage 1b Loader */
+IMPORT_DATA(eckd1b);
+IMPORT_DATA(fba1b);
+/* Stage 2 Loader */
+IMPORT_DATA(eckd2);
+IMPORT_DATA(fba2);
+/* Stage 2 Dump Loader */
+IMPORT_DATA(eckd2dump_mv);
+IMPORT_DATA(eckd2dump_sv);
+IMPORT_DATA(fba2dump);
+IMPORT_DATA(tape2dump);
 
 #define CCW_FLAG_CC		0x40
 #define CCW_FLAG_SLI		0x20

Places

File s390-tools-sles15sp5-15-zipl-Embed-loader-data-directly-into-boot-object.patch of Package s390-tools (Revision c334ff7ead01102da3afddbd7e45f304)

Places