#define ASM9260_NUM_IRQS 64 /* * this device provide 4 offsets for each register: * 0x0 - plain read write mode * 0x4 - set mode, OR logic. * 0x8 - clr mode, XOR logic. * 0xc - togle mode.
*/
#define ASM9260_HW_ICOLL_VECTOR 0x0000 /* * bits 31:2 * This register presents the vector address for the interrupt currently * active on the CPU IRQ input. Writing to this register notifies the * interrupt collector that the interrupt service routine for the current * interrupt has been entered. * The exception trap should have a LDPC instruction from this address: * LDPC ASM9260_HW_ICOLL_VECTOR_ADDR; IRQ exception at 0xffff0018
*/
/* * The Interrupt Collector Level Acknowledge Register is used by software to * indicate the completion of an interrupt on a specific level. * This register is written at the very end of an interrupt service routine. If * nesting is used then the CPU irq must be turned on before writing to this * register to avoid a race condition in the CPU interrupt hardware.
*/ #define ASM9260_HW_ICOLL_LEVELACK 0x0010 #define ASM9260_BM_LEVELn(nr) BIT(nr)
#define ASM9260_HW_ICOLL_CTRL 0x0020 /* * ASM9260_BM_CTRL_SFTRST and ASM9260_BM_CTRL_CLKGATE are not available on * asm9260.
*/ #define ASM9260_BM_CTRL_SFTRST BIT(31) #define ASM9260_BM_CTRL_CLKGATE BIT(30) /* disable interrupt level nesting */ #define ASM9260_BM_CTRL_NO_NESTING BIT(19) /* * Set this bit to one enable the RISC32-style read side effect associated with * the vector address register. In this mode, interrupt in-service is signaled * by the read of the ASM9260_HW_ICOLL_VECTOR register to acquire the interrupt * vector address. Set this bit to zero for normal operation, in which the ISR * signals in-service explicitly by means of a write to the * ASM9260_HW_ICOLL_VECTOR register. * 0 - Must Write to Vector register to go in-service. * 1 - Go in-service as a read side effect
*/ #define ASM9260_BM_CTRL_ARM_RSE_MODE BIT(18) #define ASM9260_BM_CTRL_IRQ_ENABLE BIT(16)
#define ASM9260_HW_ICOLL_STAT_OFFSET 0x0030 /* * bits 5:0 * Vector number of current interrupt. Multiply by 4 and add to vector base * address to obtain the value in ASM9260_HW_ICOLL_VECTOR.
*/
/* * RAW0 and RAW1 provides a read-only view of the raw interrupt request lines * coming from various parts of the chip. Its purpose is to improve diagnostic * observability.
*/ #define ASM9260_HW_ICOLL_RAW0 0x0040 #define ASM9260_HW_ICOLL_RAW1 0x0050
#define ASM9260_HW_ICOLL_INTERRUPT0 0x0060 #define ASM9260_HW_ICOLL_INTERRUPTn(n) (0x0060 + ((n) >> 2) * 0x10) /* * WARNING: Modifying the priority of an enabled interrupt may result in * undefined behavior.
*/ #define ASM9260_BM_INT_PRIORITY_MASK 0x3 #define ASM9260_BM_INT_ENABLE BIT(2) #define ASM9260_BM_INT_SOFTIRQ BIT(3)
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.