diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/arm_bare_bsp/irq/bsp_irq_asm.S')
-rw-r--r-- | c/src/lib/libbsp/arm/arm_bare_bsp/irq/bsp_irq_asm.S | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/arm/arm_bare_bsp/irq/bsp_irq_asm.S b/c/src/lib/libbsp/arm/arm_bare_bsp/irq/bsp_irq_asm.S new file mode 100644 index 0000000000..5e0a36d705 --- /dev/null +++ b/c/src/lib/libbsp/arm/arm_bare_bsp/irq/bsp_irq_asm.S @@ -0,0 +1,44 @@ +/* bsp_irq_asm.S + * + * This file contains the implementation of the IRQ handler + * for a specific BSP + * + * CopyRight (C) 2000 Canon Research France SA. + * Emmanuel Raguet, mailto:raguet@crf.canon.fr + * + * The license and distribution terms for this file may be + * found in found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + */ + +#define __asm__ +#include <registers.h> + +/* + * Function to obtain, execute an IT handler and acknowledge the IT + */ + + .globl ExecuteITHandler + +ExecuteITHandler : + + /* + * Here is the code to execute the appropriate INT handler + */ + + b ReturnFromHandler /* return to ISR handler */ + +/* + * Function to acknowledge the IT controller + */ + .globl AckControler + +AckControler: + + /* + * Here is the code to acknowledge the PIC + */ + + b ReturnFromAck /* return to ISR handler */ + |