From 1a8515ecf8ca5a2dbe3d2da6fce5708a0e5490c5 Mon Sep 17 00:00:00 2001
From: wawa <wawa@fb15a70f-31f2-0310-bbcc-cdcc74a49acc>
Date: Wed, 2 Jan 2019 11:03:45 +0000
Subject: [PATCH] allow for building a kickstart file with embedded debug
 symbols, in particular for debugging under emulation like winuae.

git-svn-id: https://svn.aros.org/svn/aros/trunk/AROS@55515 fb15a70f-31f2-0310-bbcc-cdcc74a49acc
---
 arch/m68k-amiga/boot/aros-dbg.ld   | 43 ++++++++++++++++++++++++++++++++++++++
 arch/m68k-amiga/boot/mmakefile.src | 27 ++++++++++++++++++++++--
 2 files changed, 68 insertions(+), 2 deletions(-)
 create mode 100644 arch/m68k-amiga/boot/aros-dbg.ld

diff --git a/arch/m68k-amiga/boot/aros-dbg.ld b/arch/m68k-amiga/boot/aros-dbg.ld
new file mode 100644
index 0000000000..a712e4a285
--- /dev/null
+++ b/arch/m68k-amiga/boot/aros-dbg.ld
@@ -0,0 +1,43 @@
+MEMORY {
+ valid  (rwx)    : org = 0x00000000 , l = 2M
+ tempstack (rwx) : org = 0x0003f800, l = 0x800
+ invalid (rwx) : org = 0xdead0000 , l = 0x0
+}
+
+SECTIONS
+{
+ .start.MEMF_LOCAL           : { _ext_start = .;
+INCLUDE ../../../bin/amiga-m68k/gen/start_objs.ld
+                               } >valid
+ .kick.MEMF_KICK             : { _kick_start = .;
+INCLUDE ../../../bin/amiga-m68k/gen/any_objs.ld
+                                 _kick_end = .;
+                                 _ext_end = .;
+                               } >valid
+ .rom.MEMF_LOCAL             : { _rom_start = .;
+INCLUDE ../../../bin/amiga-m68k/gen/local_objs.ld
+                                  /* This is for the static libs */
+                                 *(.text .text.* .rodata .rodata.*)
+                                 *(.eh_frame)
+                                 _rom_end = .;
+                               } >valid
+ /* Supervisor stack, only used until after all autoconfig boards have
+  * been initialized, at which point we'll allocate a faster location for it.
+  */
+.ss                          : {
+                                _ss = .;
+                                . = . + 0x800;
+                                _ss_end = .;
+                               } >tempstack
+
+ /* This should cause angry complaints if .data exists
+  * We don't want .bss, and we don't need it.
+  */
+ .bss                        : { *(.bss)              } >invalid
+
+ /* This should cause angry complaints if .data exists
+  * We don't want .data, and we don't need it.
+  */
+ .data                       : { *(.data)             } >invalid
+
+}
\ No newline at end of file
diff --git a/arch/m68k-amiga/boot/mmakefile.src b/arch/m68k-amiga/boot/mmakefile.src
index d849bde337..f387b2eabd 100644
--- a/arch/m68k-amiga/boot/mmakefile.src
+++ b/arch/m68k-amiga/boot/mmakefile.src
@@ -268,8 +268,8 @@ DEPS		:= $(foreach f, $(FILES), $(TARGETDIR)/$(f).d)
 
 #MM kernel-boot-elf:
 #MM kernel-boot-elf-quick:
-kernel-boot-elf: $(AROSARCHDIR)/aros.elf
-kernel-boot-elf-quick: $(AROSARCHDIR)/aros.elf
+kernel-boot-elf: $(AROSARCHDIR)/aros.elf $(AROSARCHDIR)/aros.elf.dbg
+kernel-boot-elf-quick: $(AROSARCHDIR)/aros.elf $(AROSARCHDIR)/aros.elf.dbg
 
 # Main ROM, that must live in MEMF_LOCAL memory
 
@@ -350,4 +350,27 @@ $(AROSARCHDIR)/aros.elf: $(DISTDIR)/aros-amiga-m68k-ram.elf \
 	    --strip-unneeded \
 	    $< $@
 
+
+$(AROSARCHDIR)/aros.elf.dbg : $(DEPLIBS) $(SRCDIR)/$(CURDIR)/mmakefile.src \
+	$(OBJS_start) \
+	$(OBJS_local) $(KOBJS_local) \
+        $(OBJS_any) $(KOBJS_any) \
+	$(SRCDIR)/$(CURDIR)/aros-dbg.ld \
+	$(GENDIR)/start_objs.ld \
+	$(GENDIR)/local_objs.ld \
+	$(GENDIR)/any_objs.ld
+	@$(IF) [ "$(DEBUG)" = "yes" ]; then \
+	    $(ECHO) Linking $@...; \
+	    $(KERNEL_CC) -Wl,-r \
+		-static -nostartfiles -nostdlib \
+		-Wl,--defsym -Wl,start=0x0 \
+		-Wl,--defsym -Wl,SysBase=0x4 \
+		-Wl,--defsym -Wl,AbsExecBase=0x4 \
+		-m68000 \
+		-o $@ -Wl,-T -Wl,$(SRCDIR)/$(CURDIR)/aros-dbg.ld \
+		-L$(AROS_LIB) $(LIBS) -lgcc; \
+	    $(TARGET_OBJCOPY) --add-gnu-debuglink=$@ $(AROSARCHDIR)/aros.elf; \
+	fi
+
+
 %common
-- 
2.11.4.GIT