nrf51822: Add Makefile.platform and flasher

4 files changed, 191 insertions, 0 deletions

diff --git a/platform/nrf51822/Makefile.platform b/platform/nrf51822/Makefile.platform
new file mode 100644
index 0000000..e3600b6
--- /dev/null
+++ b/platform/nrf51822/Makefile.platform
@@ -0,0 +1,91 @@
+# Makefile for nRF51822 platform
+
+# FIXME: Hardcoded path
+NRF51_SDK_PATH		= /home/borges/workspace/bless/nrf51-sdk
+JLINK_PATH		= /home/borges/workspace/bless/nrf51-sdk/JLink_Linux_V474
+
+ifeq ($(DEVICE_FAMILY),)
+	DEVICE_FAMILY = NRF51
+endif
+
+ifeq ($(CPU),)
+	CPU = cortex-m0
+endif
+
+ifeq ($(SOC),)
+	SOC = NRF51822_QFAA_CA
+endif
+
+ifeq ($(SOC_VARIANT),)
+	SOC_VARIANT = xxaa
+endif
+
+ifeq ($(BOARD),)
+	BOARD = BOARD_PCA10001
+endif
+
+ifeq ($(HEAP_SIZE),)
+	HEAP_SIZE = 0
+endif
+
+ifeq ($(STACK_SIZE),)
+	STACK_SIZE = 1024
+endif
+
+CC			= arm-none-eabi-gcc
+LD			= arm-none-eabi-gcc
+OBJCOPY			= arm-none-eabi-objcopy
+OBJDUMP			= arm-none-eabi-objdump
+FLASHER			= python $(PLATFORM_PATH)/flasher/flasher.py
+
+SDK_INCLUDE_PATH	= $(NRF51_SDK_PATH)/Nordic/nrf51822/Include
+SDK_SOURCE_PATH		= $(NRF51_SDK_PATH)/Nordic/nrf51822/Source
+SDK_TEMPLATE_PATH	= $(NRF51_SDK_PATH)/Nordic/nrf51822/Source/templates
+
+PLATFORM_INCLUDE_PATHS	= $(SDK_INCLUDE_PATH)				\
+			  $(SDK_INCLUDE_PATH)/gcc			\
+			  $(SDK_INCLUDE_PATH)/app_common		\
+			  $(SDK_INCLUDE_PATH)/ble/softdevice		\
+			  $(PLATFORM_PATH)
+
+PLATFORM_CFLAGS		= -mcpu=$(CPU)					\
+			  -D$(DEVICE_FAMILY)				\
+			  -D$(BOARD)					\
+			  -D$(SOC)					\
+			  -mfloat-abi=soft				\
+			  --std=gnu99					\
+			  -mthumb					\
+			  -Werror					\
+			  -Wall						\
+			  -c
+
+PLATFORM_ASMFLAGS	= $(PLATFORM_CFLAGS)				\
+			  -x assembler-with-cpp				\
+			  -D__HEAP_SIZE=$(HEAP_SIZE)			\
+			  -D__STACK_SIZE=$(STACK_SIZE)
+
+LINKER_SCRIPT		= gcc_nrf51_blank_$(SOC_VARIANT).ld
+PLATFORM_LDFLAGS	= -T$(SDK_TEMPLATE_PATH)/gcc/$(LINKER_SCRIPT)	\
+			  -L$(SDK_TEMPLATE_PATH)/gcc			\
+			  --specs=nano.specs				\
+			  -mabi=aapcs					\
+			  -Xlinker					\
+			  -Map=$(BUILD_PATH)/$(PROJECT_TARGET).map	\
+			  -mthumb					\
+			  -mcpu=$(CPU)
+
+PLATFORM_SOURCE_PATHS	= $(SDK_SOURCE_PATH)				\
+			  $(SDK_SOURCE_PATH)/simple_uart		\
+			  $(SDK_SOURCE_PATH)/nrf_delay			\
+			  $(SDK_TEMPLATE_PATH)				\
+			  $(SDK_TEMPLATE_PATH/gcc)			\
+			  $(PLATFORM_PATH)
+
+PLATFORM_SOURCE_FILES	= system_nrf51.c
+
+PLATFORM_ASM_PATHS	= $(SDK_TEMPLATE_PATH)/gcc
+
+PLATFORM_ASM_FILES	= gcc_startup_nrf51.s
+
+export JLINK_PATH
+export BUILD_PATH
diff --git a/platform/nrf51822/flasher/erase.jlink b/platform/nrf51822/flasher/erase.jlink
new file mode 100644
index 0000000..1afc5f0
--- /dev/null
+++ b/platform/nrf51822/flasher/erase.jlink
@@ -0,0 +1,6 @@
+device nrf51822
+w4 4001e504 2
+w4 4001e50c 1
+sleep 100
+r
+q
diff --git a/platform/nrf51822/flasher/flash.jlink b/platform/nrf51822/flasher/flash.jlink
new file mode 100644
index 0000000..5690361
--- /dev/null
+++ b/platform/nrf51822/flasher/flash.jlink
@@ -0,0 +1,8 @@
+device nrf51822
+speed 1000
+w4 4001e504 1
+loadbin {program} {addr}
+sleep 100
+r
+g
+q
diff --git a/platform/nrf51822/flasher/flasher.py b/platform/nrf51822/flasher/flasher.py
new file mode 100644
index 0000000..80fffce
--- /dev/null
+++ b/platform/nrf51822/flasher/flasher.py
@@ -0,0 +1,86 @@
+# coding: utf-8
+
+# The MIT License (MIT)
+#
+# Copyright (c) 2013 Paulo B. de Oliveira Filho <pauloborgesfilho@gmail.com>
+# Copyright (c) 2013 Claudio Takahasi <claudio.takahasi@gmail.com>
+# Copyright (c) 2013 João Paulo Rechi Vita <jprvita@gmail.com>
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+import subprocess
+import argparse
+import os.path
+import os
+import sys
+
+BUILD_PATH = os.environ["BUILD_PATH"]
+FLASHER_PATH = os.path.dirname(os.path.abspath(__file__))
+
+###############################################################################
+
+parser = argparse.ArgumentParser(prog="segger")
+subparsers = parser.add_subparsers()
+
+erase = subparsers.add_parser("erase", help="erase the flash")
+erase.set_defaults(command="erase")
+
+flash = subparsers.add_parser("flash", help="program the flash")
+flash.set_defaults(command="flash")
+flash.add_argument("program", help="binary file containing the program")
+
+###############################################################################
+
+jlinkexe = "LD_LIBRARY_PATH={path}:$LD_LIBRARY_PATH {path}/JLinkExe {script}"
+
+def exec_jlinkexe(script, path):
+	try:
+		print subprocess.check_output(jlinkexe.format(
+						path=os.environ["JLINK_PATH"],
+						script=os.path.join(path, script)
+						), shell=True)
+	except subprocess.CalledProcessError, e:
+		print e.output
+	return 0
+
+def read_script_file(script):
+	return open(os.path.join(FLASHER_PATH, script), 'r').read()
+
+def create_tmp_script(name, content):
+	with open(os.path.join(BUILD_PATH, name), 'w') as f:
+		f.write(content)
+
+###############################################################################
+
+def erase():
+	return exec_jlinkexe("erase.jlink", FLASHER_PATH)
+
+def flash(program):
+	script_name = "flash.jlink"
+	content = read_script_file(script_name).format(program=program, addr=0)
+	create_tmp_script(script_name, content)
+	return exec_jlinkexe(script_name, BUILD_PATH)
+
+###############################################################################
+
+args = parser.parse_args().__dict__
+command = args.pop("command")
+
+status = globals()[command](**args)
+sys.exit(status)