Made necessary changes to make test0 link at an adjustable address

config/parse_options.py

@@ -44,8 +44,8 @@ def build_parse_options():
     (options, args) = parser.parse_args()
 
     autogen_true = options.backup_config or options.reset_old_config \
-                   or options.cml_file or options.config \
+                   or options.cml_file or options.ncont \
-                   or options.ncont or options.arch or not os.path.exists(CML2_CML_FILE)
+                   or options.arch or not os.path.exists(CML2_CML_FILE)
 
     # Prepare default if arch not supplied
     if autogen_true and not options.arch:

conts/posix/mm0/SConscript

@@ -63,5 +63,7 @@ objs = e.Object(src)
 mm0 = e.Program('mm0.elf', objs)
 Depends(objs, container_h)
 Depends(mm0, lma_lds)
+Depends(mm0, container_h)
+AlwaysBuild(container_h)
 Return('mm0')
 

conts/posix/test0/SConscript

@@ -20,6 +20,33 @@ asm_string = \
 .incbin "%s"
 '''
 
+test_exec_linker_lds_in = \
+'''
+/*
+ * Simple linker script for userspace or svc tasks.
+ *
+ * Copyright (C) 2007 Bahadir Balban
+ */
+
+virtual_base = %s;
+
+/* First page before the env/args */
+
+
+ENTRY(_start)
+
+SECTIONS
+{
+	. = virtual_base;
+	.text : { *(.text.head) *(.text) }
+	.rodata : { *(.rodata) }
+	.rodata1 : { *(.rodata1) }
+	. = ALIGN(4K);
+	.data :	{ *(.data) }
+	.bss : { *(.bss) }
+}
+'''
+
 def generate_incbin_asm(target, source, env):
     with open(target[0].path, 'w+') as asm_out:
         asm_out.write(asm_string % source[0].path)
@@ -28,15 +55,20 @@ def generate_lma_lds(target, source, env):
     with open(source[1].path, 'r') as lds_in:
         with open(target[0].path, 'w+') as lds_out:
             linker_script = lds_in.read()
-            lds_out.write(linker_script % (container.pager_task_region_start, next_available_lma(source[0].path)))
+            lds_out.write(linker_script % (conv_hex(container.pager_task_region_start), next_available_lma(source[0].path)))
+
+def generate_test_exec_lds(target, source, env):
+    with open(target[0].path, 'w+') as lds_out:
+        lds_out.write(test_exec_linker_lds_in % conv_hex(container.pager_task_region_start))
 
 lma_lds = Command('include/linker.lds', [previmage, 'include/linker.lds.in'], generate_lma_lds)
+test_exec_lds = Command('include/test_exec_linker.lds', [], generate_test_exec_lds)
 
 env = environment.Clone()
 test_exec_env = environment.Clone()
 
 test_exec_env.Append(LIBS = ['posix', 'c-userspace'])
-test_exec_env.Append(LINKFLAGS = '-T' + "test0/include/test_exec_linker.lds")
+test_exec_env.Append(LINKFLAGS = '-T' + test_exec_lds[0].path)
 test_exec_env.Append(CPPFLAGS = ' -D__USERSPACE__')
 test_exec_env.Replace(PROGSUFFIX = '')
 test_exec_src = Glob('src/test_exec/*.[cS]')
@@ -44,7 +76,8 @@ test_exec_objs = test_exec_env.Object(test_exec_src)
 test_exec = test_exec_env.Program('src/test_exec/test_exec', test_exec_objs)
 test_exec_asm = Command('test_exec.S', test_exec, generate_incbin_asm)
 Depends(test_exec, test_exec_objs)
-Depends(test_exec, 'include/test_exec_linker.lds')
+Depends(test_exec, test_exec_lds)
+AlwaysBuild(test_exec_lds)
 
 env.Append(LIBS = ['posix', 'c-userspace'])
 env.Append(LINKFLAGS = '-T' + lma_lds[0].path)
@@ -84,5 +117,6 @@ Depends(elf_wrap_objs, test0)
 Depends(test0, lma_lds)
 Depends(test0, test_exec)
 Depends(lma_lds, previmage)
+AlwaysBuild(lma_lds)
 Depends(test0_elf_elf, elf_wrapped_lds)
 Return('test0_elf_elf')

conts/posix/test0/include/test_exec_linker.lds.in

@@ -4,7 +4,7 @@
  * Copyright (C) 2007 Bahadir Balban
  */
 
-virtual_base = 0x10000000;
+virtual_base = %s;
 
 /* First page before the env/args */
 

conts/posix/test0/src/mutextest.c

@@ -52,7 +52,7 @@ int user_mutex_test(void)
 			    __FUNCTION__, (int)base);
 		goto out_err;
 	} else
-		test_printf("mmap: Anonymous shared buffer at %p\n", base);
+		printf("mmap: Anonymous shared buffer at %p\n", base);
 
 	shared_page = base;