From 2155ab2b72cc4f076dc0a25d0e3a5fdd4d218998 Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Sun, 15 Jan 2017 15:04:02 +0100
Subject: o Adding a generic binutils part for creating the info files (.nm,
 disassembly, size, hex and bin files.) o Adding initial support for
 STM32F103xx chips. Can easily be expanded to all at least the F1 series.

---
 stm32f103/src/init_low.s | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 stm32f103/src/init_low.s

(limited to 'stm32f103/src/init_low.s')

diff --git a/stm32f103/src/init_low.s b/stm32f103/src/init_low.s
new file mode 100644
index 0000000..b666ed4
--- /dev/null
+++ b/stm32f103/src/init_low.s
@@ -0,0 +1,47 @@
+.syntax unified
+.cpu cortex-m3
+.thumb
+
+.section .text
+
+.thumb_func
+.global _Reset_Handler
+_Reset_Handler:
+    bl init_high
+    b halt
+
+.thumb_func
+.global halt
+halt:
+    b .
+
+.thumb_func
+.global NMI_Handler
+NMI_Handler:
+    b halt
+
+.thumb_func
+.global HardFault_Handler
+HardFault_Handler:
+    tst lr, #4
+    ite eq
+    mrseq r0, msp
+    mrsne r0, psp
+    b HardFault_Handler_C
+
+.thumb_func
+.global MemManage_Handler
+MemManage_Handler:
+    b halt
+
+.thumb_func
+.global BusFault_Handler
+BusFault_Handler:
+    b halt
+
+.thumb_func
+.global UsageFault_Handler
+UsageFault_Handler:
+    b halt
+
+.end
-- 
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