17  * CPM interrupt vector functions.
66 	 * Read Interrupt Mask Register and Mask Interrupts  in external_interrupt()
71 	if (!(irq & 0x1)) {		/* External Interrupt ?     */  in external_interrupt()
75 		 * Read Interrupt Edge/Level Register  in external_interrupt()
79 		if (siel & v_bit) {	/* edge triggered interrupt ?   */  in external_interrupt()
81 			 * Rewrite SIPEND Register to clear interrupt  in external_interrupt()
90 		printf("\nBogus External Interrupt IRQ %d Vector %ld\n",  in external_interrupt()
92 		/* turn off the bogus interrupt to avoid it from now */  in external_interrupt()
96 	 * Re-Enable old Interrupt Mask  in external_interrupt()
104  * CPM interrupt handler
123 		printf("Masking bogus CPM interrupt vector 0x%x\n", vec);  in cpm_interrupt()
126 	 * After servicing the interrupt,  in cpm_interrupt()
133  * The CPM can generate the error interrupt when there is a race
136  * need any special tests in the interrupt handler.
144  * Install and free an interrupt handler
151 		/* CPM interrupt */  in irq_install_handler()
154 			printf("CPM interrupt 0x%x replacing 0x%x\n",  in irq_install_handler()
160 		/* SIU interrupt */  in irq_install_handler()
162 			printf("SIU interrupt %d 0x%x replacing 0x%x\n",  in irq_install_handler()
175 		/* CPM interrupt */  in irq_free_handler()
181 		/* SIU interrupt */  in irq_free_handler()
196 	 * Initialize the CPM interrupt controller.  in cpm_interrupt_init()
213 	 * Install the cpm interrupt handler  in cpm_interrupt_init()
229 	/* Reset Timer Expired and Timers Interrupt Status */  in timer_interrupt_cpu()