From cca0635bcdb18be5bde5c645b9733faf62da3fff Mon Sep 17 00:00:00 2001
From: Karl Palsson <karlp@tweak.net.au>
Date: Sat, 17 Oct 2015 02:55:13 +0000
Subject: WIP: adc-power f3

needs rcc fixups
---
 openocd/openocd.stm32f3-disco.cfg      | 13 +++++++++
 tests/adc-power/Makefile.stm32f3-disco | 28 ++++++++++++++++++
 tests/adc-power/main-stm32f3-disco.c   | 52 ++++++++++++++++++++++++++++++++++
 3 files changed, 93 insertions(+)
 create mode 100644 openocd/openocd.stm32f3-disco.cfg
 create mode 100644 tests/adc-power/Makefile.stm32f3-disco
 create mode 100644 tests/adc-power/main-stm32f3-disco.c

diff --git a/openocd/openocd.stm32f3-disco.cfg b/openocd/openocd.stm32f3-disco.cfg
new file mode 100644
index 0000000..066c12a
--- /dev/null
+++ b/openocd/openocd.stm32f3-disco.cfg
@@ -0,0 +1,13 @@
+source [find interface/stlink-v2.cfg]
+set WORKAREASIZE 0x4000
+source [find target/stm32f3x.cfg]
+
+# serial of my f3 disco board.
+hla_serial "S?n\x06gePQ6G\x10?"
+
+tpiu config internal swodump.stm32f3-disco.log uart off 72000000
+
+# Uncomment to reset on connect, for grabbing under WFI et al
+reset_config srst_only srst_nogate
+# reset_config srst_only srst_nogate connect_assert_srst
+
diff --git a/tests/adc-power/Makefile.stm32f3-disco b/tests/adc-power/Makefile.stm32f3-disco
new file mode 100644
index 0000000..98e06be
--- /dev/null
+++ b/tests/adc-power/Makefile.stm32f3-disco
@@ -0,0 +1,28 @@
+
+BOARD = stm32f3-disco
+PROJECT = adc-power-$(BOARD)
+BUILD_DIR = bin-$(BOARD)
+
+SHARED_DIR = ../../shared
+
+CFILES = main-$(BOARD).c
+CFILES += adc-power.c
+CFILES += trace.c trace_stdio.c
+
+VPATH += $(SHARED_DIR)
+
+INCLUDES += $(patsubst %,-I%, . $(SHARED_DIR))
+
+OPENCM3_DIR=../../libopencm3/
+
+### This section can go to an arch shared rules eventually...
+LDSCRIPT = $(OPENCM3_DIR)/lib/stm32/f3/stm32f303xc.ld
+OPENCM3_LIB = opencm3_stm32f3
+OPENCM3_DEFS = -DSTM32F3
+FP_FLAGS ?= -mfloat-abi=hard -mfpu=fpv4-sp-d16
+ARCH_FLAGS = -mthumb -mcpu=cortex-m4 $(FP_FLAGS)
+#OOCD_INTERFACE = stlink-v2
+#OOCD_TARGET = stm32f3x
+OOCD_FILE = ../../openocd/openocd.stm32f3-disco.cfg
+
+include ../../rules.mk
diff --git a/tests/adc-power/main-stm32f3-disco.c b/tests/adc-power/main-stm32f3-disco.c
new file mode 100644
index 0000000..f02e610
--- /dev/null
+++ b/tests/adc-power/main-stm32f3-disco.c
@@ -0,0 +1,52 @@
+/*
+ * Oct 2015 Karl Palsson <karlp@tweak.net.au>
+ */
+
+#include <errno.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <libopencm3/cm3/nvic.h>
+#include <libopencm3/stm32/adc.h>
+#include <libopencm3/stm32/dac.h>
+#include <libopencm3/stm32/gpio.h>
+#include <libopencm3/stm32/rcc.h>
+#include <libopencm3/stm32/usart.h>
+
+#include "trace.h"
+#include "adc-power.h"
+
+#define LED_DISCO_GREEN_PORT GPIOD
+#define LED_DISCO_GREEN_PIN GPIO12
+
+int main(void)
+{
+	int i;
+	int j = 0;
+	rcc_clock_setup_hse_3v3(&hse_8mhz_3v3[CLOCK_3V3_168MHZ]);
+	rcc_periph_clock_enable(RCC_GPIOD);
+	printf("hi guys!\n");
+	/* green led for ticking */
+	gpio_mode_setup(LED_DISCO_GREEN_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE,
+			LED_DISCO_GREEN_PIN);
+
+	rcc_periph_clock_enable(RCC_GPIOA);
+	gpio_mode_setup(GPIOA, GPIO_MODE_ANALOG, GPIO_PUPD_NONE, GPIO0);
+	gpio_mode_setup(GPIOA, GPIO_MODE_ANALOG, GPIO_PUPD_NONE, GPIO1);
+
+	adc_power_init();
+	while (1) {
+		adc_power_task_up();
+		gpio_toggle(LED_DISCO_GREEN_PORT, LED_DISCO_GREEN_PIN);
+
+		for (i = 0; i < 0x1000000; i++) { /* Wait a bit. */
+			__asm__("NOP");
+		}
+		adc_power_task_down();
+		gpio_toggle(LED_DISCO_GREEN_PORT, LED_DISCO_GREEN_PIN);
+		for (i = 0; i < 0x1000000; i++) { /* Wait a bit. */
+			__asm__("NOP");
+		}
+	}
+
+	return 0;
+}
-- 
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