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https://opencores.org/ocsvn/or1k/or1k/trunk
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| Rev 499 |
Rev 600 |
| Line 22... |
Line 22... |
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return 0;
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return 0;
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}
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}
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/* Add interrupt handler */
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/* Add interrupt handler */
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int int_add(unsigned long vect, void (* handler)(void *), void *arg, int priority)
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int int_add(unsigned long vect, void (* handler)(void *), void *arg)
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{
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{
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if(vect >= MAX_INT_HANDLERS)
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if(vect >= MAX_INT_HANDLERS)
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return -1;
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return -1;
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int_handlers[vect].handler = handler;
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int_handlers[vect].handler = handler;
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int_handlers[vect].arg = arg;
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int_handlers[vect].arg = arg;
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mtspr(SPR_PICMR, mfspr(SPR_PICMR) | (0x00000001L << vect));
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mtspr(SPR_PICMR, mfspr(SPR_PICMR) | (0x00000001L << vect));
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if(priority == INT_HIGH_PRI)
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mtspr(SPR_PICPR, mfspr(SPR_PICPR) | (0x00000001L << vect));
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else
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mtspr(SPR_PICPR, mfspr(SPR_PICPR) & ~(0x00000001L << vect));
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return 0;
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return 0;
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}
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}
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/* Disable interrupt */
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/* Disable interrupt */
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