25 lines
		
	
	
		
			865 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			865 B
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "syslib.h"
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| 
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| /*===========================================================================*
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|  *                               sys_irqctl				     *
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|  *===========================================================================*/
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| int sys_irqctl(req, irq_vec, policy, hook_id)
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| int req;				/* IRQ control request */
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| int irq_vec;				/* IRQ vector to control */
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| int policy;				/* bit mask for policy flags */
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| int *hook_id;				/* ID of IRQ hook at kernel */
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| {
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|     message m_irq;
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|     int s;
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|     
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|     m_irq.m_type = SYS_IRQCTL;
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|     m_irq.m_lsys_krn_sys_irqctl.request = req;
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|     m_irq.m_lsys_krn_sys_irqctl.vector = irq_vec;
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|     m_irq.m_lsys_krn_sys_irqctl.policy = policy;
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|     m_irq.m_lsys_krn_sys_irqctl.hook_id = *hook_id;
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|     
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|     s = _kernel_call(SYS_IRQCTL, &m_irq);
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|     if (req == IRQ_SETPOLICY) *hook_id = m_irq.m_krn_lsys_sys_irqctl.hook_id;
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|     return(s);
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| }
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