This patch adds support for the libopencm3 for bare metal systems. With this library it is possible to build single applications for cortexm3 companion systems, that needs to be deployed with the bsp.
Signed-off-by: Michael Grzeschik <[email protected]> --- rules/bare_metal.in | 7 +++++ rules/bare_metal_cm3.in | 12 ++++++++ rules/libopencm3.in | 11 ++++++++ rules/libopencm3.make | 75 +++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 105 insertions(+) create mode 100644 rules/bare_metal_cm3.in create mode 100644 rules/libopencm3.in create mode 100644 rules/libopencm3.make diff --git a/rules/bare_metal.in b/rules/bare_metal.in index 1292a34..e5c15c5 100644 --- a/rules/bare_metal.in +++ b/rules/bare_metal.in @@ -6,3 +6,10 @@ menuconfig STELLARIS if STELLARIS source "generated/bare_metal_stellaris.in" endif + +menuconfig OPENCM3 + bool "OpenCM3 " + +if OPENCM3 +source "generated/bare_metal_cm3.in" +endif diff --git a/rules/bare_metal_cm3.in b/rules/bare_metal_cm3.in new file mode 100644 index 0000000..a912c9e --- /dev/null +++ b/rules/bare_metal_cm3.in @@ -0,0 +1,12 @@ +## SECTION=bare_metal_cm3 + +config CM3_GNU_TARGET + string + prompt "stellaris gnu target" + default "arm-cortexm3-eabi" + help + configure the cm3 gnu target + +config CM3_CC + string + default "${PTXCONF_CM3_GNU_TARGET}-gcc" diff --git a/rules/libopencm3.in b/rules/libopencm3.in new file mode 100644 index 0000000..69276b7 --- /dev/null +++ b/rules/libopencm3.in @@ -0,0 +1,11 @@ +## SECTION=bare_metal_cm3 + +config LIBOPENCM3 + tristate + prompt "libopencm3" + help + The libopencm3 project (previously known as libopenstm32) aims + to create a free/libre/open-source (LGPL v3, or later) firmware + library for various ARM Cortex-M0(+)/M3/M4 microcontrollers, + including ST STM32, Ti Tiva and Stellaris, NXP LPC 11xx, 13xx, + 15xx, 17xx parts, Atmel SAM3, Energy Micro EFM32 and others. diff --git a/rules/libopencm3.make b/rules/libopencm3.make new file mode 100644 index 0000000..8ceb1a1 --- /dev/null +++ b/rules/libopencm3.make @@ -0,0 +1,75 @@ +# -*-makefile-*- +# +# Copyright (C) 2013 by Michael Grzeschik <[email protected]> +# +# See CREDITS for details about who has contributed to this project. +# +# For further information about the PTXdist project and license conditions +# see the README file. +# + +ifdef PTXCONF_LIBOPENCM3 +ifneq ($(shell test -h $(PTXDIST_WORKSPACE)/selected_toolchain_cm3 && echo ok),ok) + $(warning *** selected_toolchain_cm3 must point to a valid cortexm3 toolchain) + $(error ) +endif +ifneq ($(shell test -x $(PTXDIST_WORKSPACE)/selected_toolchain_cm3/$(PTXCONF_CM3_CC) && echo ok),ok) + $(warning *** $(PTXDIST_WORKSPACE)/selected_toolchain_cm3/$(PTXCONF_CM3_CC) not found) + $(error ) +endif +endif + +# +# We provide this package +# +PACKAGES-$(PTXCONF_LIBOPENCM3) += libopencm3 + +# +# Paths and names +# +LIBOPENCM3_VERSION := 67b538a5 +LIBOPENCM3_MD5 := 7d40cc7bcd3a5e852d0b37572655b9b5 +LIBOPENCM3 := libopencm3-$(LIBOPENCM3_VERSION) +LIBOPENCM3_SUFFIX := tar.bz2 +LIBOPENCM3_URL := https://github.com/libopencm3/libopencm3.git;tag=67b538a5 +LIBOPENCM3_SOURCE := $(SRCDIR)/$(LIBOPENCM3).$(LIBOPENCM3_SUFFIX) +LIBOPENCM3_DIR := $(BUILDDIR)/$(LIBOPENCM3) +LIBOPENCM3_LICENSE := LGPLv3+ + +# ---------------------------------------------------------------------------- +# Prepare +# ---------------------------------------------------------------------------- + +LIBOPENCM3_MAKEVARS := \ + PREFIX=$(PTXDIST_WORKSPACE)/selected_toolchain_cm3/$(PTXCONF_CM3_GNU_TARGET) + +# ---------------------------------------------------------------------------- +# Install +# ---------------------------------------------------------------------------- + +$(STATEDIR)/libopencm3.install: + @$(call targetinfo) + +# # install static libraries + mkdir -p $(PTXDIST_PLATFORMDIR)/sysroot-cm3/lib + cp $(LIBOPENCM3_DIR)/lib/*.a \ + $(PTXDIST_PLATFORMDIR)/sysroot-cm3/lib/ + +# # install header files + mkdir -p $(PTXDIST_PLATFORMDIR)/sysroot-cm3/include + cd $(LIBOPENCM3_DIR) && \ + for i in `find . -name "*.h"`; do \ + mkdir -p $(PTXDIST_PLATFORMDIR)/sysroot-cm3/include/`dirname $$i`; \ + cp $$i $(PTXDIST_PLATFORMDIR)/sysroot-cm3/include/$$i; \ + done + @$(call touch) + +# ---------------------------------------------------------------------------- +# Target-Install +# ---------------------------------------------------------------------------- + +$(STATEDIR)/libopencm3.targetinstall: + @$(call targetinfo) + @$(call touch) + +# vim: syntax=make -- 2.0.0.rc2 -- ptxdist mailing list [email protected]
