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49 lines
1.9 KiB
49 lines
1.9 KiB
/* |
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* Common tx4927 irq handler |
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* |
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* Author: MontaVista Software, Inc. |
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* [email protected] |
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* |
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* under the terms of the GNU General Public License as published by the |
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* Free Software Foundation; either version 2 of the License, or (at your |
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* option) any later version. |
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* |
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED |
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
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* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with this program; if not, write to the Free Software Foundation, Inc., |
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* 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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#include <linux/init.h> |
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#include <linux/interrupt.h> |
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#include <linux/irq.h> |
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#include <asm/irq_cpu.h> |
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#include <asm/txx9/tx4927.h> |
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void __init tx4927_irq_init(void) |
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{ |
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int i; |
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mips_cpu_irq_init(); |
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txx9_irq_init(TX4927_IRC_REG & 0xfffffffffULL); |
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irq_set_chained_handler(MIPS_CPU_IRQ_BASE + TX4927_IRC_INT, |
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handle_simple_irq); |
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/* raise priority for errors, timers, SIO */ |
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txx9_irq_set_pri(TX4927_IR_ECCERR, 7); |
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txx9_irq_set_pri(TX4927_IR_WTOERR, 7); |
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txx9_irq_set_pri(TX4927_IR_PCIERR, 7); |
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txx9_irq_set_pri(TX4927_IR_PCIPME, 7); |
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for (i = 0; i < TX4927_NUM_IR_TMR; i++) |
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txx9_irq_set_pri(TX4927_IR_TMR(i), 6); |
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for (i = 0; i < TX4927_NUM_IR_SIO; i++) |
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txx9_irq_set_pri(TX4927_IR_SIO(i), 5); |
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}
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