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| ******************************************************************************/ |
| /****************************************************************************** |
| * |
| * File : microblaze_enable_interrupts.s |
| * Date : 2002, March 20. |
| * Company: Xilinx |
| * Group : Emerging Software Technologies |
| * |
| * Summary: |
| * Enable interrupts on the microblaze. |
| * |
| * |
| ******************************************************************************/ |
| |
| #include "xparameters.h" |
| |
| .text |
| .globl microblaze_enable_interrupts |
| .ent microblaze_enable_interrupts |
| .align 2 |
| microblaze_enable_interrupts: |
| #if XPAR_MICROBLAZE_USE_MSR_INSTR == 1 |
| rtsd r15, 8 |
| msrset r0, 0x2 |
| #else /*XPAR_MICROBLAZE_USE_MSR_INSTR == 1*/ |
| #Read the MSR register |
| mfs r12, rmsr |
| #Set the interrupt enable bit |
| ori r12, r12, 0x2 |
| #Save the MSR register |
| mts rmsr, r12 |
| #Return |
| rtsd r15, 8 |
| nop |
| #endif /*XPAR_MICROBLAZE_USE_MSR_INSTR == 1*/ |
| .end microblaze_enable_interrupts |