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-rw-r--r--lib/efm32/tinygecko/vector.c92
1 files changed, 92 insertions, 0 deletions
diff --git a/lib/efm32/tinygecko/vector.c b/lib/efm32/tinygecko/vector.c
new file mode 100644
index 0000000..0a7c09f
--- /dev/null
+++ b/lib/efm32/tinygecko/vector.c
@@ -0,0 +1,92 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2010 Piotr Esden-Tempski <piotr@esden.net>,
+ * 2012 chrysn <chrysn@fsfe.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <libopencm3/efm32/tinygecko/vector.h>
+
+#define WEAK __attribute__ ((weak))
+
+/* Symbols exported by the linker script(s). */
+extern unsigned _etext, _data, _edata, _ebss, _stack;
+
+void main(void);
+void reset_handler(void);
+void blocking_handler(void);
+void null_handler(void);
+
+void WEAK nmi_handler(void);
+void WEAK hard_fault_handler(void);
+void WEAK mem_manage_handler(void);
+void WEAK bus_fault_handler(void);
+void WEAK usage_fault_handler(void);
+void WEAK sv_call_handler(void);
+void WEAK debug_monitor_handler(void);
+void WEAK pend_sv_handler(void);
+void WEAK sys_tick_handler(void);
+
+
+__attribute__ ((section(".vectors")))
+efm32_vector_table_t vector_table = {
+ .initial_sp_value = &_stack,
+ .reset = reset_handler,
+ .nmi = nmi_handler,
+ .hard_fault = hard_fault_handler,
+ .memory_manage_fault = mem_manage_handler,
+ .bus_fault = bus_fault_handler,
+ .usage_fault = usage_fault_handler,
+ .sv_call = sv_call_handler,
+ .pend_sv = pend_sv_handler,
+ .systick = sys_tick_handler,
+};
+
+void reset_handler(void)
+{
+ volatile unsigned *src, *dest;
+
+ __asm__("MSR msp, %0" : : "r"(&_stack));
+
+ for (src = &_etext, dest = &_data; dest < &_edata; src++, dest++)
+ *dest = *src;
+
+ while (dest < &_ebss)
+ *dest++ = 0;
+
+ /* Call the application's entry point. */
+ main();
+}
+
+void blocking_handler(void)
+{
+ while (1) ;
+}
+
+void null_handler(void)
+{
+ /* Do nothing. */
+}
+
+#pragma weak nmi_handler = null_handler
+#pragma weak hard_fault_handler = blocking_handler
+#pragma weak mem_manage_handler = blocking_handler
+#pragma weak bus_fault_handler = blocking_handler
+#pragma weak usage_fault_handler = blocking_handler
+#pragma weak sv_call_handler = null_handler
+#pragma weak debug_monitor_handler = null_handler
+#pragma weak pend_sv_handler = null_handler
+#pragma weak sys_tick_handler = null_handler