move to a makefile based workflow

1 files changed, 163 insertions, 0 deletions

diff --git a/Sensor Watch Starter Project/startup_saml22.c b/Sensor Watch Starter Project/startup_saml22.c
new file mode 100755
index 00000000..3941456b
--- /dev/null
+++ b/Sensor Watch Starter Project/startup_saml22.c
@@ -0,0 +1,163 @@
+/*
+ * Copyright (c) 2014-2017, Alex Taradov <alex@taradov.com>
+ * 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. The name of the author may not 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 COPYRIGHT HOLDER 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 "saml22.h"
+
+//-----------------------------------------------------------------------------
+#define DUMMY __attribute__ ((weak, alias ("irq_handler_dummy")))
+
+//-----------------------------------------------------------------------------
+void irq_handler_reset(void);
+DUMMY void irq_handler_nmi(void);
+DUMMY void irq_handler_hard_fault(void);
+DUMMY void irq_handler_sv_call(void);
+DUMMY void irq_handler_pend_sv(void);
+DUMMY void irq_handler_sys_tick(void);
+
+DUMMY void irq_handler_system(void);
+DUMMY void irq_handler_wdt(void);
+DUMMY void irq_handler_rtc(void);
+DUMMY void irq_handler_eic(void);
+DUMMY void irq_handler_freqm(void);
+DUMMY void irq_handler_usb(void);
+DUMMY void irq_handler_nvmctrl(void);
+DUMMY void irq_handler_dmac(void);
+DUMMY void irq_handler_evsys(void);
+DUMMY void irq_handler_sercom0(void);
+DUMMY void irq_handler_sercom1(void);
+DUMMY void irq_handler_sercom2(void);
+DUMMY void irq_handler_sercom3(void);
+DUMMY void irq_handler_sercom4(void);
+DUMMY void irq_handler_sercom5(void);
+DUMMY void irq_handler_tcc0(void);
+DUMMY void irq_handler_tc0(void);
+DUMMY void irq_handler_tc1(void);
+DUMMY void irq_handler_tc2(void);
+DUMMY void irq_handler_tc3(void);
+DUMMY void irq_handler_adc(void);
+DUMMY void irq_handler_ac(void);
+DUMMY void irq_handler_ptc(void);
+DUMMY void irq_handler_slcd(void);
+DUMMY void irq_handler_aes(void);
+DUMMY void irq_handler_trng(void);
+
+extern int main(void);
+
+extern void _stack_top(void);
+extern unsigned int _etext;
+extern unsigned int _data;
+extern unsigned int _edata;
+extern unsigned int _bss;
+extern unsigned int _ebss;
+
+//-----------------------------------------------------------------------------
+__attribute__ ((used, section(".vectors")))
+void (* const vectors[])(void) =
+{
+  &_stack_top,                   // 0 - Initial Stack Pointer Value
+
+  // Cortex-M0+ handlers
+  irq_handler_reset,             // 1 - Reset
+  irq_handler_nmi,               // 2 - NMI
+  irq_handler_hard_fault,        // 3 - Hard Fault
+  0,                             // 4 - Reserved
+  0,                             // 5 - Reserved
+  0,                             // 6 - Reserved
+  0,                             // 7 - Reserved
+  0,                             // 8 - Reserved
+  0,                             // 9 - Reserved
+  0,                             // 10 - Reserved
+  irq_handler_sv_call,           // 11 - SVCall
+  0,                             // 12 - Reserved
+  0,                             // 13 - Reserved
+  irq_handler_pend_sv,           // 14 - PendSV
+  irq_handler_sys_tick,          // 15 - SysTick
+
+  // Peripheral handlers
+  irq_handler_system,            // 0 - System Controller
+  irq_handler_wdt,               // 1 - Watchdog Timer
+  irq_handler_rtc,               // 2 - Real-Time Counter
+  irq_handler_eic,               // 3 - External Interrupt Controller
+  irq_handler_freqm,             // 4 - External Interrupt Controller
+  irq_handler_usb,               // 5 - Universal Serial Bus Controller
+  irq_handler_nvmctrl,           // 6 - Non-Volatile Memory Controller
+  irq_handler_dmac,              // 7 - Direct Memory Access Controller
+  irq_handler_evsys,             // 8 - Event System
+  irq_handler_sercom0,           // 9 - Serial Communication Interface 0
+  irq_handler_sercom1,           // 10 - Serial Communication Interface 1
+  irq_handler_sercom2,           // 11 - Serial Communication Interface 2
+  irq_handler_sercom3,           // 12 - Serial Communication Interface 3
+  irq_handler_sercom4,           // 13 - Serial Communication Interface 4
+  irq_handler_sercom5,           // 14 - Serial Communication Interface 5
+  irq_handler_tcc0,              // 15 - Timer/Counter for Control 0
+  irq_handler_tc0,               // 16 - Timer/Counter 0
+  irq_handler_tc1,               // 17 - Timer/Counter 1
+  irq_handler_tc2,               // 18 - Timer/Counter 2
+  irq_handler_tc3,               // 19 - Timer/Counter 3
+  irq_handler_adc,               // 20 - Analog-to-Digital Converter
+  irq_handler_ac,                // 21 - Analog Comparator
+  irq_handler_ptc,               // 22 - Peripheral Touch Controller
+  irq_handler_slcd,              // 23 - Segment Liquid Crystal Display Controller
+  irq_handler_aes,               // 24 - Advanced Encryption Standard
+  irq_handler_trng,              // 25 - True Random Number Generator
+};
+
+//-----------------------------------------------------------------------------
+void irq_handler_reset(void)
+{
+  unsigned int *src, *dst;
+
+  src = &_etext;
+  dst = &_data;
+  while (dst < &_edata)
+    *dst++ = *src++;
+
+  dst = &_bss;
+  while (dst < &_ebss)
+    *dst++ = 0;
+
+  SCB->VTOR = (uint32_t)vectors;
+
+  main();
+
+  while (1);
+}
+
+//-----------------------------------------------------------------------------
+void irq_handler_dummy(void)
+{
+  while (1);
+}
+
+//-----------------------------------------------------------------------------
+void _exit(int status)
+{
+  (void)status;
+  while (1);
+}