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‎.gitmodules

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[submodule "nrfxlib"]
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path = nrfxlib
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url = https://github.com/NordicPlayground/nrfxlib
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[submodule "mdepx"]
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path = mdepx
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url = https://github.com/machdep/mdepx

‎Makefile

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APP = md009
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OSDIR = mdepx
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CMD = python3 -B ${OSDIR}/tools/emitter.py
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all:
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@${CMD} mdepx.conf
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@${CROSS_COMPILE}objcopy -O ihex obj/${APP}.elf obj/${APP}.hex
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debug:
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@${CMD} -d mdepx.conf
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@${CROSS_COMPILE}objcopy -O ihex obj/${APP}.elf obj/${APP}.hex
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clean:
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@rm -rf obj/*
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include ${OSDIR}/mk/user.mk

‎mdepx

Submodule mdepx added at cf17662

‎mdepx.conf

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modules mdepx nrfxlib src;
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link ./src/ldscript obj/md009.elf;
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set-build-flags -mthumb
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-mcpu=cortex-m33
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-mfpu=fpv5-sp-d16
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-mfloat-abi=hard
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-g
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-nostdlib -nostdinc
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-fshort-enums
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-fno-builtin-printf
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-ffreestanding;
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set-build-flags -Wredundant-decls
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-Wnested-externs
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-Wstrict-prototypes
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-Wmissing-prototypes
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-Wpointer-arith
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-Winline
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-Wcast-qual
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-Wundef
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-Wmissing-include-dirs
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-Wall
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-Werror;
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nrfxlib {
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modules bsdlib crypto;
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bsdlib {
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objects lib/cortex-m33/hard-float/libbsd_nrf9160_xxaa.a;
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};
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crypto {
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modules nrf_oberon;
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nrf_oberon {
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objects lib/cortex-m33/hard-float/liboberon_3.0.3.a;
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};
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};
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};
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src {
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append-search-path ../mdepx/arch
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../mdepx/include
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../mdepx/kernel
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../mdepx/lib
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../mdepx/
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../;
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objects bsd_os.o main.o gps.o board.o;
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};
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mdepx {
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modules arch kernel lib;
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arch {
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modules arm;
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arm {
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options nrf9160 vfp;
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};
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};
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kernel {
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modules callout
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cpu
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malloc
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sched
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systm
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thread;
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callout {
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options usec_to_ticks_1mhz;
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};
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malloc {
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options fl fl_wrapper;
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};
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systm {
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options console;
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};
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thread {
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options dynamic_alloc;
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};
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};
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lib {
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modules aeabi_softfloat
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ftoa
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libaeabi
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libc
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softfloat;
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softfloat {
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modules source;
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source {
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modules ARM-VFPv2;
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};
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options armvfpv2;
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};
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libc {
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modules stdio string stdlib;
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};
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};
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};

‎nrfxlib

Submodule nrfxlib added at 037cb23

‎obj/.gitignore

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# Ignore everything in this directory
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*
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# Except this file
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!.gitignore

‎src/board.c

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/*-
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* Copyright (c) 2018-2020 Ruslan Bukin <[email protected]>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include <sys/console.h>
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#include <sys/callout.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/thread.h>
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#include <arm/arm/nvic.h>
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#include <arm/nordicsemi/nrf9160.h>
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#include "board.h"
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struct arm_nvic_softc nvic_sc;
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struct nrf_spu_softc spu_sc;
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struct nrf_uarte_softc uarte_sc;
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struct nrf_power_softc power_sc;
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struct nrf_timer_softc timer0_sc;
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static void
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uart_putchar(int c, void *arg)
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{
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struct nrf_uarte_softc *sc;
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sc = arg;
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if (c == '\n')
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nrf_uarte_putc(sc, '\r');
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nrf_uarte_putc(sc, c);
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}
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void
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board_init(void)
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{
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nrf_uarte_init(&uarte_sc, BASE_UARTE0,
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UART_PIN_TX, UART_PIN_RX, UART_BAUDRATE);
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mdx_console_register(uart_putchar, (void *)&uarte_sc);
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mdx_fl_init();
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mdx_fl_add_region(0x20030000, 0x10000);
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nrf_power_init(&power_sc, BASE_POWER);
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nrf_timer_init(&timer0_sc, BASE_TIMER0, 1000000);
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arm_nvic_init(&nvic_sc, BASE_SCS);
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arm_nvic_setup_intr(&nvic_sc, ID_UARTE0, nrf_uarte_intr, &uarte_sc);
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arm_nvic_setup_intr(&nvic_sc, ID_TIMER0, nrf_timer_intr, &timer0_sc);
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arm_nvic_enable_intr(&nvic_sc, ID_TIMER0);
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arm_nvic_enable_intr(&nvic_sc, ID_UARTE0);
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printf("mdepx initialized\n");
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}

‎src/board.h

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/*-
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* Copyright (c) 2020 Ruslan Bukin <[email protected]>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _SRC_BOARD_H_
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#define _SRC_BOARD_H_
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#define UART_PIN_TX 16
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#define UART_PIN_RX 15
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#define UART_BAUDRATE 115200
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#endif /* !_SRC_BOARD_H_ */

‎src/bsd_os.c

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/*-
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* Copyright (c) 2019 Ruslan Bukin <[email protected]>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
12+
* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19+
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include <arm/arm/nvic.h>
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#include <arm/nordicsemi/nrf9160.h>
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#include <nrfxlib/bsdlib/include/bsd_os.h>
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#define BSD_OS_DEBUG
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#undef BSD_OS_DEBUG
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#ifdef BSD_OS_DEBUG
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#define dprintf(fmt, ...) printf(fmt, ##__VA_ARGS__)
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#else
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#define dprintf(fmt, ...)
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#endif
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extern struct arm_nvic_softc nvic_sc;
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void
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bsd_os_init(void)
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{
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dprintf("%s\n", __func__);
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arm_nvic_set_prio(&nvic_sc, ID_EGU1, 6);
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arm_nvic_enable_intr(&nvic_sc, ID_EGU1);
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arm_nvic_set_prio(&nvic_sc, ID_EGU2, 6);
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arm_nvic_enable_intr(&nvic_sc, ID_EGU2);
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}
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int32_t
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bsd_os_timedwait(uint32_t context, int32_t * p_timeout)
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{
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dprintf("%s: %p\n", __func__, p_timeout);
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return (0);
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}
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void
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bsd_os_errno_set(int errno_val)
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{
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dprintf("%s\n", __func__);
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}
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void
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bsd_os_application_irq_clear(void)
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{
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dprintf("%s\n", __func__);
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arm_nvic_clear_pending(&nvic_sc, ID_EGU1);
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}
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void
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bsd_os_application_irq_set(void)
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{
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dprintf("%s\n", __func__);
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arm_nvic_set_pending(&nvic_sc, ID_EGU1);
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}
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void
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bsd_os_trace_irq_set(void)
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{
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dprintf("%s\n", __func__);
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arm_nvic_set_pending(&nvic_sc, ID_EGU2);
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}
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void
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bsd_os_trace_irq_clear(void)
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{
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dprintf("%s\n", __func__);
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arm_nvic_clear_pending(&nvic_sc, ID_EGU2);
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}
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int32_t
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bsd_os_trace_put(const uint8_t * const p_buffer, uint32_t buf_len)
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{
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dprintf("%s\n", __func__);
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return (0);
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}

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