Import of the watch repository from Pebble

python_libs/pblprog/loader/wscript

@@ -0,0 +1,63 @@
+# Build script for the silk loader
+
+import sys
+import os
+from waflib import Logs
+
+def options(opt):
+    opt.load('gcc')
+
+
+def configure(conf):
+    # Find our binary tools
+    conf.find_program('arm-none-eabi-gcc', var='CC', mandatory=True)
+    conf.env.AS = conf.env.CC
+    conf.find_program('arm-none-eabi-gcc-ar', var='AR', mandatory=True)
+
+    conf.load('gcc')
+
+    for tool in 'ar objcopy'.split():
+        conf.find_program('arm-none-eabi-' + tool, var=tool.upper(), mandatory=True)
+
+    # Set up our compiler configuration
+    CPU_FLAGS = ['-mcpu=cortex-m3', '-mthumb']
+    OPT_FLAGS = ['-Os', '-g']
+    C_FLAGS = [
+        '-std=c11', '-ffunction-sections',
+        '-Wall', '-Wextra', '-Werror', '-Wpointer-arith',
+        '-Wno-unused-parameter', '-Wno-missing-field-initializers',
+        '-Wno-error=unused-function', '-Wno-error=unused-variable',
+        '-Wno-error=unused-parameter', '-Wno-error=unused-but-set-variable',
+        '-Wno-packed-bitfield-compat'
+        ]
+    LINK_FLAGS = ['-Wl,--gc-sections', '-specs=nano.specs']
+
+    conf.env.append_unique('CFLAGS', CPU_FLAGS + OPT_FLAGS + C_FLAGS)
+    conf.env.append_unique('LINKFLAGS', LINK_FLAGS + CPU_FLAGS + OPT_FLAGS)
+
+    conf.env.append_unique('DEFINES', ['_REENT_SMALL=1'])
+
+    # Load up other waftools that we need
+    conf.load('objcopy ldscript', tooldir='waftools')
+
+def build(bld):
+    elf_node = bld.path.get_bld().make_node('loader.elf')
+
+    linkflags = ['-Wl,-Map,loader.map']
+
+    sources = ['src/**/*.c']
+
+    includes = ['src']
+
+    bld.program(features="objcopy",
+                source=bld.path.ant_glob(sources),
+                includes=includes,
+                target=elf_node,
+                ldscript='src/stm32f4_loader.ld',
+                linkflags=linkflags,
+                objcopy_bfdname='ihex',
+                objcopy_target=elf_node.change_ext('.hex'))
+    import objcopy
+    bld(rule=objcopy.objcopy_simple_bin, source='loader.elf', target='loader.bin')
+
+# vim:filetype=python