o Initial commit.

10 files changed, 498 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..1f934ca
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+/build
+/build-*
+/.idea
+.gdb_history
+*.tmp.*
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..f6b6147
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,8 @@
+cmake_minimum_required(VERSION 3.5)
+
+set(INTEL_QUARK_CHIP D2000)
+set(CMAKE_TOOLCHAIN_FILE "${CMAKE_SOURCE_DIR}/cmake/intel-quark-d2000.toolchain.cmake")
+
+project(intel_quark_d2000_playground C)
+
+add_subdirectory(apps)
diff --git a/NOTES.md b/NOTES.md
new file mode 100644
index 0000000..8e8a329
--- /dev/null
+++ b/NOTES.md
@@ -0,0 +1,26 @@
+# Uploading
+
+From https://software.intel.com/en-us/node/604844:
+
+    target remote localhost:3333
+    monitor gdb_breakpoint_override hard
+    set remotetimeout 30
+    monitor clk32M
+    file ISSM_BSP_ROOT/examples/accel/debug/quark_d2000/obj/accel.elf
+    load
+    monitor reset halt
+    flushregs
+    tb main
+    c
+
+A useful openocd launch command:
+
+    openocd -s $ISSM/tools/debugger/openocd/scripts -f board/quark_d2000_onboard.cfg
+
+A useful gdb launch command:
+
+    gdb-ia -ex "target remote localhost:3333" \
+        -ex "monitor gdb_breakpoint_override hard" \
+        -ex "set remotetimeout 30" \
+        -ex "monitor clk32M" \
+        -ex "monitor reset halt"
diff --git a/apps/CMakeLists.txt b/apps/CMakeLists.txt
new file mode 100644
index 0000000..973af05
--- /dev/null
+++ b/apps/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_subdirectory(accel)
+#add_subdirectory(magneto)
diff --git a/apps/accel/CMakeLists.txt b/apps/accel/CMakeLists.txt
new file mode 100644
index 0000000..91f1497
--- /dev/null
+++ b/apps/accel/CMakeLists.txt
@@ -0,0 +1,3 @@
+add_executable(accel main.c)
+set_target_properties(accel PROPERTIES CHIP QUARK_D2000)
+toolchain_target(accel)
diff --git a/apps/accel/main.c b/apps/accel/main.c
new file mode 100644
index 0000000..b27b2b4
--- /dev/null
+++ b/apps/accel/main.c
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2015, Intel Corporation
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of the Intel Corporation nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL CORPORATION OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <unistd.h>
+
+#if (__IPP_ENABLED__)
+#include "dsp.h"
+#endif
+
+#include "qm_interrupt.h"
+#include "qm_rtc.h"
+
+#include "bmc150/bmc150.h"
+
+#define ALARM (QM_RTC_ALARM_SECOND >> 3)
+
+#if (__IPP_ENABLED__)
+#define SAMPLES_SIZE 15
+
+static float32_t samples[SAMPLES_SIZE];
+
+static void print_axis_stats(int16_t value)
+{
+	static uint16_t index = 0;
+	static uint16_t count = 0;
+	float32_t mean, var, rms;
+
+	samples[index] = value;
+	index = (index + 1) % SAMPLES_SIZE;
+
+	count = count == SAMPLES_SIZE ? SAMPLES_SIZE : count + 1;
+
+	ippsq_rms_f32(samples, count, &rms);
+	ippsq_var_f32(samples, count, &var);
+	ippsq_mean_f32(samples, count, &mean);
+
+	QM_PRINTF("rms %d var %d mean %d\n", (int) rms, (int) var, (int) mean);
+}
+#endif
+
+static void print_accel_callback(void)
+{
+	bmc150_accel_t accel = {0};
+	qm_rc_t rc;
+
+    (void) rc;
+
+	rc = bmc150_read_accel(&accel);
+	QM_PRINTF("rc %d x %d y %d z %d\n", rc, accel.x, accel.y, accel.z);
+
+#if (__IPP_ENABLED__)
+	print_axis_stats(accel.z);
+#endif
+
+	qm_rtc_set_alarm(QM_RTC_0, (QM_RTC[QM_RTC_0].rtc_ccvr + ALARM));
+}
+
+int main(void)
+{
+	qm_rtc_config_t rtc;
+
+	QM_PUTS("Accelerometer example app\n");
+
+	rtc.init_val = 0;
+	rtc.alarm_en = true;
+	rtc.alarm_val = ALARM;
+	rtc.callback = print_accel_callback;
+
+	qm_irq_request(QM_IRQ_RTC_0, qm_rtc_isr_0);
+
+	clk_periph_enable(CLK_PERIPH_RTC_REGISTER | CLK_PERIPH_CLK);
+
+	bmc150_init(BMC150_J14_POS_0);
+
+	bmc150_set_accel_mode(BMC150_MODE_2G);
+	bmc150_set_bandwidth(BMC150_BANDWIDTH_64MS);
+
+	qm_rtc_set_config(QM_RTC_0, &rtc);
+
+	return 0;
+}
diff --git a/apps/magneto/CMakeLists.txt b/apps/magneto/CMakeLists.txt
new file mode 100644
index 0000000..e1ae3d1
--- /dev/null
+++ b/apps/magneto/CMakeLists.txt
@@ -0,0 +1,4 @@
+add_executable(magneto main.c)
+set_target_properties(magneto PROPERTIES CHIP QUARK_D2000)
+
+#target_compile_definitions(magneto -D__IPP__)
diff --git a/apps/magneto/main.c b/apps/magneto/main.c
new file mode 100644
index 0000000..df19ae1
--- /dev/null
+++ b/apps/magneto/main.c
@@ -0,0 +1,146 @@
+/*
+ * Copyright (c) 2016, Intel Corporation
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of the Intel Corporation nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL CORPORATION OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <unistd.h>
+#include <math.h>
+
+#include "qm_interrupt.h"
+#include "qm_rtc.h"
+#include "qm_uart.h"
+
+#include "bmx1xx/bmx1xx.h"
+
+#define ALARM (QM_RTC_ALARM_SECOND >> 3)
+
+#define M_PI 3.14159265358979323846
+
+#if (QUARK_D2000)
+
+#define SAMPLING_DURATION 500
+static uint16_t cb_count = 0;
+
+static const char *degrees_to_direction(unsigned int deg)
+{
+	if (deg >= 360) {
+		deg %= 360;
+	}
+
+	if (deg >= 338 || deg < 23) {
+		return "N";
+	} else if (deg < 68) {
+		return "NE";
+	} else if (deg < 113) {
+		return "E";
+	} else if (deg < 158) {
+		return "SE";
+	} else if (deg < 203) {
+		return "S";
+	} else if (deg < 248) {
+		return "SW";
+	} else if (deg < 293) {
+		return "W";
+	} else {
+		return "NW";
+	}
+}
+
+static void print_magneto_callback(void *data)
+{
+	bmx1xx_mag_t mag = {0};
+	double heading;
+	int deg;
+
+	bmx1xx_read_mag(&mag);
+
+	heading = atan2(mag.y, mag.x);
+
+	if (heading < 0) {
+		heading += 2 * M_PI;
+	}
+
+	deg = (int)(heading * 180 / M_PI);
+
+	QM_PRINTF("mag x %d y %d z %d deg %d direction %s\n", mag.x, mag.y,
+		  mag.z, deg, degrees_to_direction(deg));
+
+	if (cb_count < SAMPLING_DURATION) {
+		qm_rtc_set_alarm(QM_RTC_0, (QM_RTC[QM_RTC_0].rtc_ccvr + ALARM));
+		cb_count++;
+	} else {
+		QM_PUTS("Finished: Magnetometer example app\n");
+	}
+}
+#endif
+
+int main(void)
+{
+#if (QUARK_D2000)
+	bmx1xx_setup_config_t cfg;
+	qm_rtc_config_t rtc;
+#endif
+	int rc = 0;
+
+	QM_PUTS("Starting: Magnetometer example app\n");
+
+#if (QUARK_D2000)
+	rtc.init_val = 0;
+	rtc.alarm_en = true;
+	rtc.alarm_val = ALARM;
+	rtc.callback = print_magneto_callback;
+	rtc.callback_data = NULL;
+
+	qm_irq_request(QM_IRQ_RTC_0, qm_rtc_isr_0);
+
+	clk_periph_enable(CLK_PERIPH_RTC_REGISTER | CLK_PERIPH_CLK);
+
+	cfg.pos = BMC150_J14_POS_0;
+
+	rc = bmx1xx_init(cfg);
+	if (rc != 0) {
+		return rc;
+	}
+
+	rc = bmx1xx_mag_set_power(BMX1XX_MAG_POWER_ACTIVE);
+	if (rc != 0) {
+		return rc;
+	}
+
+	rc = bmx1xx_mag_set_preset(BMX1XX_MAG_PRESET_HIGH_ACCURACY);
+	if (rc != 0) {
+		return rc;
+	}
+
+	qm_rtc_set_config(QM_RTC_0, &rtc);
+
+#else
+	QM_PUTS("Mag sensor app not available for Quark SE dev board\n");
+	QM_PUTS("Finished: Magnetometer example app\n");
+#endif
+	return rc;
+}
diff --git a/cmake/intel-quark-d2000.toolchain.cmake b/cmake/intel-quark-d2000.toolchain.cmake
new file mode 100644
index 0000000..3e15792
--- /dev/null
+++ b/cmake/intel-quark-d2000.toolchain.cmake
@@ -0,0 +1,176 @@
+if (${INTEL_QUARK_TOOLCHAIN_LOADED})
+  return()
+endif()
+set(INTEL_QUARK_TOOLCHAIN_LOADED TRUE)
+
+include(CMakeForceCompiler)
+
+set(TRIPLE "i586-intel-elfiamcu")
+
+if (NOT IS_DIRECTORY "${ISSM_DIR}")
+    message(FATAL_ERROR "ISSM_DIR has to be set to a directory:" ${ISSM_DIR})
+    set(ISSM_DIR CACHE PATH "The path to Intes ISSM")
+endif()
+
+if (NOT INTEL_QUARK_CHIP)
+    set(INTEL_QUARK_CHIP CACHE STRING "The Intel Quark chip to build for")
+    message(FATAL_ERROR "INTEL_QUARK_CHIP has to be set before including the toolchain file")
+endif()
+
+set(CMAKE_SYSTEM_NAME Generic)
+set(CMAKE_SYSTEM_PROCESSOR intel)
+set(CMAKE_CROSSCOMPILING 1)
+
+set(TARGET_FLAGS "-march=lakemont -mtune=lakemont -miamcu -msoft-float")
+set(BASE_FLAGS "-std=c90 -Wall -Wextra -Werror -Wno-unused-parameter")
+
+set(INCLUDES "")
+
+if(IS_DIRECTORY "${QMSI_DIR}")
+    message("Using QMSI_DIR: ${QMSI_DIR}")
+else()
+    message("Detecting QMSI_DIR..")
+
+    find_path(QMSI_DIR qm_common.h
+                HINTS "${ISSM_DIR}/firmware/bsp/1.0/include"
+                NO_DEFAULT_PATH)
+
+    if(IS_DIRECTORY "${QMSI_DIR}")
+        message("Found QMSI_DIR: ${QMSI_DIR}")
+    else()
+        message(FATAL_ERROR "Could not find QMSI directory")
+    endif()
+
+endif()
+
+# TODO: these directories should be validated
+list(APPEND includes "${ISSM_DIR}/firmware/bsp/1.0/include")
+list(APPEND includes "${ISSM_DIR}/firmware/bsp/1.0/board/drivers")
+#list(APPEND includes "${ISSM_DIR}/firmware/bsp/1.0/drivers/include")
+list(APPEND includes "${ISSM_DIR}/firmware/bsp/1.0/drivers/bmc150")
+
+if (INTEL_QUARK_CHIP STREQUAL D2000)
+    list(APPEND includes "${ISSM_DIR}/firmware/bsp/1.0/soc/quark_d2000/include")
+    set(ld_file "${ISSM_DIR}/firmware/bsp/1.0/soc/quark_d2000/quark_d2000.ld")
+elseif (INTEL_QUARK_CHIP STREQUAL SE)
+    list(APPEND includes "${ISSM_DIR}/firmware/bsp/1.0/soc/quark_se/include")
+endif()
+
+# QMSI Library
+file(GLOB_RECURSE qmsi_sources ${ISSM_DIR}/firmware/bsp/1.0/drivers/*.c)
+add_library(qmsi STATIC ${qmsi_sources})
+target_include_directories(qmsi PUBLIC "${ISSM_DIR}/firmware/bsp/1.0/drivers/include")
+
+# SYS Library - dunno if this really is the best name
+file(GLOB_RECURSE intel_sys ${ISSM_DIR}/firmware/bsp/1.0/sys/*.c)
+add_library(intel_sys STATIC ${intel_sys})
+#target_include_directories(intel_sys PUBLIC "${ISSM_DIR}/firmware/bsp/1.0/drivers/include")
+target_link_libraries(intel_sys PRIVATE qmsi)
+
+# BMC Library
+file(GLOB_RECURSE bmc_sources ${ISSM_DIR}/firmware/bsp/1.0/board/drivers/bmc150/*.c)
+add_library(bmc STATIC ${bmc_sources})
+target_link_libraries(bmc PRIVATE qmsi)
+target_include_directories(bmc PUBLIC "${ISSM_DIR}/firmware/bsp/1.0/board/drivers/bmc150")
+
+# IPP Library
+#file(GLOB_RECURSE ipp_sources ${ISSM_DIR}/firmware/lib/ipp/1.0.0/*.c)
+add_library(ipp STATIC IMPORTED)
+set_property(TARGET ipp PROPERTY IMPORTED_LOCATION "${ISSM_DIR}/firmware/lib/ipp/1.0.0/lib/libippsq.a")
+#target_include_directories(ipp PUBLIC "${ISSM_DIR}/firmware/lib/ipp/1.0.0/include")
+set_property(TARGET ipp APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${ISSM_DIR}/firmware/lib/ipp/1.0.0/include")
+#target_compile_definitions(ipp PUBLIC -D__IPP_ENABLED__)
+#target_compile_options(ipp PUBLIC -Wno-empty-body)
+#target_link_libraries(ipp INTERFACE qmsi)
+
+# Compilation
+# -O0
+# -g
+# -DDEBUG
+# -fmessage-length=0
+# -I../include
+# -fno-asynchronous-unwind-tables
+# -I../drivers
+# -I../drivers/include
+#
+# -DSPI_IRQ_MST
+# -I../soc/quark_d2000/include
+# -c
+# -o ../drivers/debug/quark_d2000/obj/qm_i2c.o
+# ../drivers/qm_i2c.c
+
+# Linking
+# i586-intel-elfiamcu-gcc
+# -nostdlib
+# -L./bsp/build/debug/quark_d2000/libqmsi/lib
+# -Xlinker -T./bsp/soc/quark_d2000/quark_d2000.ld
+# -Xlinker -A
+# -Xlinker --oformat
+# -Xlinker -Map=./debug/quark_d2000/obj/accel_test.map
+# -o ./debug/quark_d2000/obj/accel_test.elf
+# ./debug/quark_d2000/obj/main.o
+# ./bsp/sys/debug/quark_d2000/obj/app_entry.o
+# ./bsp/sys/debug/quark_d2000/obj/newlib-syscalls.o
+# ./bsp/board/drivers/debug/quark_d2000/obj/bmc150.o
+# -L/home/trygvis/intel/issm_2016.0.019/firmware/lib/ipp/1.0.0/lib
+# -lippsq
+# -lc
+# -lnosys
+# -lsoftfp
+# -lgcc
+# -lqmsi
+
+set(o_level "$<TARGET_PROPERTY:O_LEVEL>")
+add_compile_options("$<$<BOOL:${o_level}>:-O${o_level}>$<$<NOT:$<BOOL:${o_level}>>:-O3>")
+unset(o_level)
+
+include_directories("${includes}")
+set(CMAKE_C_FLAGS "${BASE_FLAGS} ${TARGET_FLAGS} " CACHE STRING "c flags")
+set(CMAKE_CXX_FLAGS "${BASE_FLAGS} ${TARGET_FLAGS} -fno-exceptions -fno-rtti -felide-constructors -std=c++14" CACHE STRING "c++ flags")
+
+# ${CMAKE_C_FLAGS} is prepended to this string
+set(LD_FILE )
+set(linker_flags "")
+set(linker_flags "${linker_flags} -nostdlib")
+set(linker_flags "${linker_flags} -Xlinker -A")
+set(linker_flags "${linker_flags} -Xlinker --oformat")
+
+#set(LINKER_LIBS "-larm_cortexM4l_math -lm")
+
+# http://stackoverflow.com/questions/16588097/cmake-separate-linker-and-compiler-flags
+set(CMAKE_EXE_LINKER_FLAGS "${linker_flags}" CACHE STRING "linker flags" FORCE)
+#unset(linker_flags)
+
+set(GCC "${ISSM_DIR}/tools/compiler/bin/${TRIPLE}-gcc")
+
+if(NOT EXISTS "${GCC}")
+    message(FATAL_ERROR "Could not find ${TRIPLE}-gcc. Is $ISSM_DIR set correctly?")
+endif()
+
+# No C++ support for D2000
+# set(GXX "${ISSM_DIR}/tools/compiler/bin/${TRIPLE}-g++")
+# if(NOT EXISTS "${GXX}")
+#     message(FATAL_ERROR "Could not find ${TRIPLE}-g++. Is $ISSM_DIR set correctly?")
+# endif()
+# cmake_force_cxx_compiler("${GXX}" GNU)
+
+cmake_force_c_compiler("${GCC}" GNU)
+
+# search for programs in the build host directories
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+# for libraries and headers in the target directories
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+
+function(toolchain_target TARGET)
+    target_link_libraries("${TARGET}" intel_sys)
+    target_link_libraries("${TARGET}" qmsi)
+    target_link_libraries("${TARGET}" ipp)
+    target_link_libraries("${TARGET}" bmc)
+    target_link_libraries("${TARGET}" softfp)
+    target_link_libraries("${TARGET}" c)
+    target_link_libraries("${TARGET}" g)
+#    target_link_libraries("${TARGET}" gcc)
+    target_compile_definitions("${TARGET}" PUBLIC -D__IPP_ENABLED__)
+    target_link_libraries("${TARGET}" "-Xlinker" "-T${ld_file}")
+endfunction()
diff --git a/setup-env.sh b/setup-env.sh
new file mode 100644
index 0000000..da4abf6
--- /dev/null
+++ b/setup-env.sh
@@ -0,0 +1,21 @@
+ISSM_COMPLETE=$HOME/intel/issm_2016.0.019/
+ISSM_TOOLCHAIN=$HOME/tmp/intel-quark/issm-toolchain-linux-2016-05-12
+ISSM=$ISSM_TOOLCHAIN
+export ISSM
+
+PATH=$ISSM/tools/debugger/gdb:$PATH
+PATH=$ISSM/tools/debugger/gdb-ia/bin:$PATH
+PATH=$ISSM/tools/debugger/openocd/bin:$PATH
+PATH=$ISSM/tools/compiler/bin:$PATH
+
+PYTHONHOME=$ISSM/tools/python
+export PYTHONHOME
+
+IPP_LIBRARY_PATH=$ISSM_COMPLETE/firmware/lib/ipp/1.0.0
+export IPP_LIBRARY_PATH
+
+IAMCU_TOOLCHAIN_DIR=$ISSM_COMPLETE/~/intel/firmware/bsp/1.0
+export IAMCU_TOOLCHAIN_DIR
+
+# This is required for my Debian installation
+SWT_GTK3=0