We can now load ELF binaries !!!

4 files changed, 83 insertions, 0 deletions

diff --git a/Source/Applications/SampleApps/Makefile b/Source/Applications/SampleApps/Makefile
new file mode 100644
index 0000000..28dad49
--- /dev/null
+++ b/Source/Applications/SampleApps/Makefile
@@ -0,0 +1,29 @@
+.PHONY: clean, mrproper
+
+ASM = nasm
+ASMFLAGS = -f elf
+LD = ld
+LDFLAGS = --entry=start -Ttext=40000000
+
+Applications = asmdemo
+
+all: $(Applications)
+	echo "* Done with applications : $(Applications)"
+
+rebuild: mrproper all
+
+%: %.o
+	echo "* Linking $<..."
+	$(LD) $(LDFLAGS) $< -o $@
+
+%.o: %.asm
+	echo "* Compiling $<..."
+	$(ASM) $(ASMFLAGS) -o $@ $<
+
+clean:
+	echo "* Removing object files..."
+	rm -rf *.o
+
+mrproper: clean
+	echo "* Removing applications..."
+	rm -rf $(Applications)
diff --git a/Source/Applications/SampleApps/asmdemo b/Source/Applications/SampleApps/asmdemo
new file mode 100755
index 0000000..9e6822d
--- /dev/null
+++ b/Source/Applications/SampleApps/asmdemo
diff --git a/Source/Applications/SampleApps/asmdemo.asm b/Source/Applications/SampleApps/asmdemo.asm
new file mode 100644
index 0000000..3037897
--- /dev/null
+++ b/Source/Applications/SampleApps/asmdemo.asm
@@ -0,0 +1,30 @@
+%include "lib-melonasm.asm"
+
+start:			; label used for calculating app size
+ mov ecx, [data]
+ mov ebx, ecx
+ mov eax, SC_WHEX
+ int 64
+ mov eax, SC_PUTCH
+ mov ebx, 10
+ int 64
+ loop:
+  inc ecx
+  mov eax, SC_PUTCH	;temporarily defined for writing one char to screen
+  mov ebx, ecx	
+  int 64
+  mov eax, SC_SLEEP	;temporary syscall for sleeping
+  mov ebx, 30			;20ms
+  int 64
+  cmp ecx, 127
+  jnz loop
+ mov eax, 0
+ mov eax, SC_PUTCH
+ mov ebx, 10	;newline
+ int 64
+ int 66				;finish task
+
+data:
+dd 0x00000020
+
+end:		; label used for calculating app size
diff --git a/Source/Applications/SampleApps/lib-melonasm.asm b/Source/Applications/SampleApps/lib-melonasm.asm
new file mode 100644
index 0000000..0845770
--- /dev/null
+++ b/Source/Applications/SampleApps/lib-melonasm.asm
@@ -0,0 +1,24 @@
+[bits 32]
+
+%ifidn __OUTPUT_FORMAT__, bin
+; create a MelonBinary output
+
+%define MEM_ORIGIN 0x10000000
+
+dd 0xFEEDBEEF		; magic number ^^
+dd end - start
+dd MEM_ORIGIN
+
+; the ($-$$) permits not taking into account the header above
+[org MEM_ORIGIN - ($-$$)]
+
+%elifidn __OUTPUT_FORMAT__, elf
+; create an elf object
+
+[global start]
+
+%endif
+
+%define SC_PUTCH 0xFFFFFF01
+%define SC_SLEEP 0xFFFFFF02
+%define SC_WHEX 0xFFFFFF03