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authorPiotr Esden-Tempski2010-01-22 15:53:47 +0100
committerPiotr Esden-Tempski2010-01-25 17:29:06 +0100
commit4935a0ddd802158faffcc3694096e5cefb46143d (patch)
tree840d8fb652f7781af32d7861c60f085fc31968eb /lib
parenta88c1b0ee9a33152b5283efc06dad046178a8c7d (diff)
Moved vector_table to the library.
Diffstat (limited to 'lib')
-rw-r--r--lib/Makefile2
-rw-r--r--lib/libopenstm32.ld3
-rw-r--r--lib/vector.c28
3 files changed, 32 insertions, 1 deletions
diff --git a/lib/Makefile b/lib/Makefile
index 383fa93..909fcac 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -27,7 +27,7 @@ CFLAGS = -Os -g -Wall -Wextra -I../include -fno-common \
-mcpu=cortex-m3 -mthumb -Wstrict-prototypes
# ARFLAGS = rcsv
ARFLAGS = rcs
-OBJS = rcc.o gpio.o usart.o adc.o spi.o flash.o nvic.o rtc.o
+OBJS = vector.o rcc.o gpio.o usart.o adc.o spi.o flash.o nvic.o rtc.o
# Be silent per default, but 'make V=1' will show all compiler calls.
ifneq ($(V),1)
diff --git a/lib/libopenstm32.ld b/lib/libopenstm32.ld
index 96687a5..910b350 100644
--- a/lib/libopenstm32.ld
+++ b/lib/libopenstm32.ld
@@ -21,6 +21,9 @@
/* Memory regions must be defined in the ld script which includes this one. */
+/* Enforce emmition of the vector table */
+EXTERN (vector_table)
+
/* Define sections. */
SECTIONS
{
diff --git a/lib/vector.c b/lib/vector.c
new file mode 100644
index 0000000..bff7893
--- /dev/null
+++ b/lib/vector.c
@@ -0,0 +1,28 @@
+/*
+ * This file is part of the libopenstm32 project.
+ *
+ * Copyright (C) 2010 Piotr Esden-Tempski <piotr@esden.net>
+ *
+ * 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 <libopenstm32.h>
+
+void main(void);
+
+void (*const vector_table[]) (void)
+ __attribute__ ((section(".vectors"))) = {
+ (void *)0x20000800, /* Use 2KB stack (0x800 bytes). */
+ main, /* Use main() as reset vector for now. */
+};