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authorchrysn2012-04-19 13:14:54 +0200
committerchrysn2012-04-19 13:15:34 +0200
commit705cdab7d702772829fd4cff37cf22bab9f59ddb (patch)
treef5fe9d4017cb9b919c0b81db4a06ece521cff08a /examples/efm32/tinygecko/olimex-em32-32g880f128-h/test-efm32lib/test.c
parent43acfc531a30874f080a41769778fc56bbcb45e4 (diff)
extend the cmsis emulation layer to compile with the complete efm32lib
most of this is non-functional but just a list of stubs that are absolutely required to make it compile
Diffstat (limited to 'examples/efm32/tinygecko/olimex-em32-32g880f128-h/test-efm32lib/test.c')
-rw-r--r--examples/efm32/tinygecko/olimex-em32-32g880f128-h/test-efm32lib/test.c115
1 files changed, 115 insertions, 0 deletions
diff --git a/examples/efm32/tinygecko/olimex-em32-32g880f128-h/test-efm32lib/test.c b/examples/efm32/tinygecko/olimex-em32-32g880f128-h/test-efm32lib/test.c
new file mode 100644
index 0000000..02954bb
--- /dev/null
+++ b/examples/efm32/tinygecko/olimex-em32-32g880f128-h/test-efm32lib/test.c
@@ -0,0 +1,115 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
+ * Copyright (C) 2012 chrysn <chrysn@fsfe.org>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <efm32_acmp.h>
+#include <efm32_adc.h>
+#include <efm32_aes.h>
+#include <efm32_assert.h>
+#include <efm32_bitband.h>
+#include <efm32_burtc.h>
+#include <efm32_chip.h>
+#include <efm32_cmu.h>
+#include <efm32_common.h>
+#include <efm32_dac.h>
+#include <efm32_dbg.h>
+#include <efm32_dma.h>
+#include <efm32_ebi.h>
+#include <efm32_emu.h>
+#include <efm32_gpio.h>
+#include <efm32_i2c.h>
+#include <efm32_int.h>
+#include <efm32_lcd.h>
+#include <efm32_lesense.h>
+#include <efm32_letimer.h>
+#include <efm32_leuart.h>
+#include <efm32_mpu.h>
+#include <efm32_msc.h>
+#include <efm32_opamp.h>
+#include <efm32_pcnt.h>
+#include <efm32_prs.h>
+#include <efm32_rmu.h>
+#include <efm32_rtc.h>
+#include <efm32_system.h>
+#include <efm32_timer.h>
+#include <efm32_usart.h>
+#include <efm32_vcmp.h>
+#include <efm32_version.h>
+#include <efm32_wdog.h>
+
+#include <stdio.h>
+
+void setup(void);
+void led_toggle(void);
+bool button_is_pressed(void);
+void debug(int a);
+
+#define LOG_SIZE 1024
+volatile char logbuffer[LOG_SIZE];
+
+int main(void)
+{
+ int x;
+ int n_pressed = 0;
+
+ setup();
+
+ while(1) {
+ if (button_is_pressed())
+ {
+ for(x = 0; x < 200000; ++x) asm("mov r0,r0"); /* no-op, prevent compiler from optimizing this away */
+ n_pressed += 1;
+ debug(n_pressed);
+ }
+ led_toggle();
+ };
+}
+
+void debug(int a)
+{
+ snprintf(logbuffer, LOG_SIZE, "Data %d.\n", a);
+}
+
+void setup(void)
+{
+ // Before GPIO works, according to d0034_efm32tg_reference_manual.pdf
+ // note in section 28.3.7, we'll have to enable GPIO in CMU_HFPERCLKEN0
+
+ CMU->HFPERCLKEN0 |= _CMU_HFPERCLKEN0_GPIO_MASK;
+
+ GPIO_PinModeSet(gpioPortE, 1, gpioModePushPull, 0);
+ GPIO_PinModeSet(gpioPortE, 2, gpioModePushPull, 0);
+
+ GPIO_PinModeSet(gpioPortE, 0, gpioModeInputPull, 1); /* pull up */
+
+ // Counter-blink the other user LED
+
+ GPIO_PinOutToggle(gpioPortE, 2);
+}
+
+void led_toggle(void)
+{
+ GPIO_PinOutToggle(gpioPortE, 1);
+ GPIO_PinOutToggle(gpioPortE, 2);
+}
+
+bool button_is_pressed(void)
+{
+ return !GPIO_PinInGet(gpioPortE, 0);
+}