at91rm9200_aic.h

9200下的音频驱动

#ifndef __AT91RM9200_AIC_
#define __AT91RM9200_AIC_
// *****************************************************************************
//              SOFTWARE API DEFINITION  FOR Advanced Interrupt Controller
// *****************************************************************************
typedef struct _AT91S_AIC {
	AT91_REG	 AIC_SMR[32]; 	// Source Mode Register
	AT91_REG	 AIC_SVR[32]; 	// Source Vector Register
	AT91_REG	 AIC_IVR; 	// IRQ Vector Register
	AT91_REG	 AIC_FVR; 	// FIQ Vector Register
	AT91_REG	 AIC_ISR; 	// Interrupt Status Register
	AT91_REG	 AIC_IPR; 	// Interrupt Pending Register
	AT91_REG	 AIC_IMR; 	// Interrupt Mask Register
	AT91_REG	 AIC_CISR; 	// Core Interrupt Status Register
	AT91_REG	 Reserved0[2]; 	// 
	AT91_REG	 AIC_IECR; 	// Interrupt Enable Command Register
	AT91_REG	 AIC_IDCR; 	// Interrupt Disable Command Register
	AT91_REG	 AIC_ICCR; 	// Interrupt Clear Command Register
	AT91_REG	 AIC_ISCR; 	// Interrupt Set Command Register
	AT91_REG	 AIC_EOICR; 	// End of Interrupt Command Register
	AT91_REG	 AIC_SPU; 	// Spurious Vector Register
	AT91_REG	 AIC_DCR; 	// Debug Control Register (Protect)
	AT91_REG	 Reserved1[1]; 	// 
	AT91_REG	 AIC_FFER; 	// Fast Forcing Enable Register
	AT91_REG	 AIC_FFDR; 	// Fast Forcing Disable Register
	AT91_REG	 AIC_FFSR; 	// Fast Forcing Status Register
} AT91S_AIC, *AT91PS_AIC;

// -------- AIC_SMR : (AIC Offset: 0x0) Control Register -------- 
#define AT91C_AIC_PRIOR       ((unsigned int) 0x7 <<  0) // (AIC) Priority Level
#define 	AT91C_AIC_PRIOR_LOWEST               ((unsigned int) 0x0) // (AIC) Lowest priority level
#define 	AT91C_AIC_PRIOR_HIGHEST              ((unsigned int) 0x7) // (AIC) Highest priority level
#define AT91C_AIC_SRCTYPE     ((unsigned int) 0x3 <<  5) // (AIC) Interrupt Source Type
#define 	AT91C_AIC_SRCTYPE_INT_LEVEL_SENSITIVE  ((unsigned int) 0x0 <<  5) // (AIC) Internal Sources Code Label Level Sensitive
#define 	AT91C_AIC_SRCTYPE_INT_EDGE_TRIGGERED   ((unsigned int) 0x1 <<  5) // (AIC) Internal Sources Code Label Edge triggered
#define 	AT91C_AIC_SRCTYPE_EXT_HIGH_LEVEL       ((unsigned int) 0x2 <<  5) // (AIC) External Sources Code Label High-level Sensitive
#define 	AT91C_AIC_SRCTYPE_EXT_POSITIVE_EDGE    ((unsigned int) 0x3 <<  5) // (AIC) External Sources Code Label Positive Edge triggered
// -------- AIC_CISR : (AIC Offset: 0x114) AIC Core Interrupt Status Register -------- 
#define AT91C_AIC_NFIQ        ((unsigned int) 0x1 <<  0) // (AIC) NFIQ Status
#define AT91C_AIC_NIRQ        ((unsigned int) 0x1 <<  1) // (AIC) NIRQ Status
// -------- AIC_DCR : (AIC Offset: 0x138) AIC Debug Control Register (Protect) -------- 
#define AT91C_AIC_DCR_PROT    ((unsigned int) 0x1 <<  0) // (AIC) Protection Mode
#define AT91C_AIC_DCR_GMSK    ((unsigned int) 0x1 <<  1) // (AIC) General Mask

#endif