rt-thread/libcpu/ppc/ppc405/include/asm/ppc4xx-uic.h

62 lines
1.7 KiB
C

#ifndef _PPC4xx_UIC_H_
#define _PPC4xx_UIC_H_
/*
* Define the number of UIC's
*/
#define UIC_MAX 1
#define IRQ_MAX UIC_MAX * 32
/* UIC0 dcr base address */
#define UIC0_DCR_BASE 0xc0
/*
* UIC register
*/
#define UIC_SR 0x0 /* UIC status */
#define UIC_ER 0x2 /* UIC enable */
#define UIC_CR 0x3 /* UIC critical */
#define UIC_PR 0x4 /* UIC polarity */
#define UIC_TR 0x5 /* UIC triggering */
#define UIC_MSR 0x6 /* UIC masked status */
#define UIC_VR 0x7 /* UIC vector */
#define UIC_VCR 0x8 /* UIC vector configuration */
#define uic0sr (UIC0_DCR_BASE+0x0) /* UIC0 status */
#define uic0er (UIC0_DCR_BASE+0x2) /* UIC0 enable */
#define uic0cr (UIC0_DCR_BASE+0x3) /* UIC0 critical */
#define uic0pr (UIC0_DCR_BASE+0x4) /* UIC0 polarity */
#define uic0tr (UIC0_DCR_BASE+0x5) /* UIC0 triggering */
#define uic0msr (UIC0_DCR_BASE+0x6) /* UIC0 masked status */
#define uic0vr (UIC0_DCR_BASE+0x7) /* UIC0 vector */
#define uic0vcr (UIC0_DCR_BASE+0x8) /* UIC0 vector configuration */
/* The following is for compatibility with 405 code */
#define uicsr uic0sr
#define uicer uic0er
#define uiccr uic0cr
#define uicpr uic0pr
#define uictr uic0tr
#define uicmsr uic0msr
#define uicvr uic0vr
#define uicvcr uic0vcr
/* the interrupt vector definitions */
#define VECNUM_MAL_SERR 10
#define VECNUM_MAL_TXEOB 11
#define VECNUM_MAL_RXEOB 12
#define VECNUM_MAL_TXDE 13
#define VECNUM_MAL_RXDE 14
#define VECNUM_ETH0 15
#define VECNUM_ETH1_OFFS 2
#define VECNUM_EIRQ6 29
/*
* Mask definitions (used for example in 4xx_enet.c)
*/
#define UIC_MASK(vec) (0x80000000 >> ((vec) & 0x1f))
/* UIC_NR won't work for 440GX because of its specific UIC DCR addresses */
#define UIC_NR(vec) ((vec) >> 5)
#endif /* _PPC4xx_UIC_H_ */