diff options
Diffstat (limited to 'c/src/lib/libcpu/arm/pxa255/irq/bsp_irq_asm.S')
| -rw-r--r-- | c/src/lib/libcpu/arm/pxa255/irq/bsp_irq_asm.S | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/c/src/lib/libcpu/arm/pxa255/irq/bsp_irq_asm.S b/c/src/lib/libcpu/arm/pxa255/irq/bsp_irq_asm.S deleted file mode 100644 index 5f39aedcc6..0000000000 --- a/c/src/lib/libcpu/arm/pxa255/irq/bsp_irq_asm.S +++ /dev/null @@ -1,31 +0,0 @@ -/* - * PXA255 Interrupt handler by Yang Xi <hiyangxi@gmail.com> - * Copyright (c) 2004 by Jay Monkman <jtm@lopgindog.com> - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#define __asm__ - - .globl bsp_interrupt_dispatch -bsp_interrupt_dispatch : -/* - * Look at interrupt status register to determine source. - * From source, determine offset into expanded vector table - * and load vector into r0 and handler address into r1. - */ - ldr r0,=0x40d00000 - ldr r1,[r0] - clz r0,r1 - cmp r0,#32 - moveq pc,lr /*All zeros*/ - mov r2,#31 - sub r0,r2,r0 - ldr r2,=IRQ_table - add r2,r2,r0,LSL #2 - ldr r1,[r2] - mov pc,r1 - - |