C userspace programs

user/arch/x86_64/link.ld

@@ -1,17 +1,17 @@
 ENTRY(_start)
 
 SECTIONS {
-  . = 0x0000000000000000;
-
-  .rodata ALIGN(4K):
-  {
-    *(.rodata .rodata.*)
-  }
+  /* . = 0x0000000000000000; */
 
   .text ALIGN(4K):
   {
     *(.text .text.*)
   }
+  
+  .rodata (READONLY): ALIGN(4K)
+  {
+    *(.rodata .rodata.*)
+  }
 
   .data ALIGN(4K):
   {
@@ -20,6 +20,8 @@ SECTIONS {
 
   .bss ALIGN(4K):
   {
+    _bss_start = .;
     *(.bss .bss.*)
+    _bss_end = .;
   }
 }

user/arch/x86_64/x86_64.mk

@@ -1,18 +1,5 @@
-CC := x86_64-elf-gcc
-LD := x86_64-elf-ld
-
-CFLAGS += -m64 \
-					-fPIE \
-					-mno-80387 \
-					-mno-mmx \
-					-mno-sse \
-					-nostartfiles \
-					-nostdlib \
-					-mno-sse2 \
-					-mno-red-zone \
-					-fno-stack-protector \
-					-fno-stack-check \
-					-Os \
+include $(ROOT)/mk/user/x86_64.mk
+include $(ROOT)/mk/arch/toolchain-x86_64.mk
 
 LDFLAGS += -m elf_x86_64 \
 					-pie \