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Commit ebfb2c63 authored by David S. Miller's avatar David S. Miller
Browse files

sparc64: Fix interrupt register calculations on Psycho and Sabre. 



Use the IMAP offset calculation for OBIO devices as documented in the
programmer's manual.  Which is "0x10000 + ((ino & 0x1f) << 3)"

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2eb2f779

arch/sparc64/kernel/prom.c

+6 −98
Original line number Diff line number Diff line
@@ -156,55 +156,11 @@ static unsigned long psycho_pcislot_imap_offset(unsigned long ino) 
		return PSYCHO_IMAP_B_SLOT0 + (slot * 8);

}



#define PSYCHO_IMAP_SCSI	0x1000UL

#define PSYCHO_IMAP_ETH		0x1008UL

#define PSYCHO_IMAP_BPP		0x1010UL

#define PSYCHO_IMAP_AU_REC	0x1018UL

#define PSYCHO_IMAP_AU_PLAY	0x1020UL

#define PSYCHO_IMAP_PFAIL	0x1028UL

#define PSYCHO_IMAP_KMS		0x1030UL

#define PSYCHO_IMAP_FLPY	0x1038UL

#define PSYCHO_IMAP_SHW		0x1040UL

#define PSYCHO_IMAP_KBD		0x1048UL

#define PSYCHO_IMAP_MS		0x1050UL

#define PSYCHO_IMAP_SER		0x1058UL

#define PSYCHO_IMAP_TIM0	0x1060UL

#define PSYCHO_IMAP_TIM1	0x1068UL

#define PSYCHO_IMAP_UE		0x1070UL

#define PSYCHO_IMAP_CE		0x1078UL

#define PSYCHO_IMAP_A_ERR	0x1080UL

#define PSYCHO_IMAP_B_ERR	0x1088UL

#define PSYCHO_IMAP_PMGMT	0x1090UL

#define PSYCHO_IMAP_GFX		0x1098UL

#define PSYCHO_IMAP_EUPA	0x10a0UL



static unsigned long __psycho_onboard_imap_off[] = {

/*0x20*/	PSYCHO_IMAP_SCSI,

/*0x21*/	PSYCHO_IMAP_ETH,

/*0x22*/	PSYCHO_IMAP_BPP,

/*0x23*/	PSYCHO_IMAP_AU_REC,

/*0x24*/	PSYCHO_IMAP_AU_PLAY,

/*0x25*/	PSYCHO_IMAP_PFAIL,

/*0x26*/	PSYCHO_IMAP_KMS,

/*0x27*/	PSYCHO_IMAP_FLPY,

/*0x28*/	PSYCHO_IMAP_SHW,

/*0x29*/	PSYCHO_IMAP_KBD,

/*0x2a*/	PSYCHO_IMAP_MS,

/*0x2b*/	PSYCHO_IMAP_SER,

/*0x2c*/	PSYCHO_IMAP_TIM0,

/*0x2d*/	PSYCHO_IMAP_TIM1,

/*0x2e*/	PSYCHO_IMAP_UE,

/*0x2f*/	PSYCHO_IMAP_CE,

/*0x30*/	PSYCHO_IMAP_A_ERR,

/*0x31*/	PSYCHO_IMAP_B_ERR,

/*0x32*/	PSYCHO_IMAP_PMGMT,

/*0x33*/	PSYCHO_IMAP_GFX,

/*0x34*/	PSYCHO_IMAP_EUPA,

};

#define PSYCHO_OBIO_IMAP_BASE	0x1000UL



#define PSYCHO_ONBOARD_IRQ_BASE		0x20

#define PSYCHO_ONBOARD_IRQ_LAST		0x34

#define psycho_onboard_imap_offset(__ino) \

	__psycho_onboard_imap_off[(__ino) - PSYCHO_ONBOARD_IRQ_BASE]

	(PSYCHO_OBIO_IMAP_BASE + (((__ino) & 0x1f) << 3))



#define PSYCHO_ICLR_A_SLOT0	0x1400UL

#define PSYCHO_ICLR_SCSI	0x1800UL
@@ -228,10 +184,6 @@ static unsigned int psycho_irq_build(struct device_node *dp, 
		imap_off = psycho_pcislot_imap_offset(ino);

	} else {

		/* Onboard device */

		if (ino > PSYCHO_ONBOARD_IRQ_LAST) {

			prom_printf("psycho_irq_build: Wacky INO [%x]\n", ino);

			prom_halt();

		}

		imap_off = psycho_onboard_imap_offset(ino);

	}
@@ -318,23 +270,6 @@ static void sabre_wsync_handler(unsigned int ino, void *_arg1, void *_arg2) 


#define SABRE_IMAP_A_SLOT0	0x0c00UL

#define SABRE_IMAP_B_SLOT0	0x0c20UL

#define SABRE_IMAP_SCSI		0x1000UL

#define SABRE_IMAP_ETH		0x1008UL

#define SABRE_IMAP_BPP		0x1010UL

#define SABRE_IMAP_AU_REC	0x1018UL

#define SABRE_IMAP_AU_PLAY	0x1020UL

#define SABRE_IMAP_PFAIL	0x1028UL

#define SABRE_IMAP_KMS		0x1030UL

#define SABRE_IMAP_FLPY		0x1038UL

#define SABRE_IMAP_SHW		0x1040UL

#define SABRE_IMAP_KBD		0x1048UL

#define SABRE_IMAP_MS		0x1050UL

#define SABRE_IMAP_SER		0x1058UL

#define SABRE_IMAP_UE		0x1070UL

#define SABRE_IMAP_CE		0x1078UL

#define SABRE_IMAP_PCIERR	0x1080UL

#define SABRE_IMAP_GFX		0x1098UL

#define SABRE_IMAP_EUPA		0x10a0UL

#define SABRE_ICLR_A_SLOT0	0x1400UL

#define SABRE_ICLR_B_SLOT0	0x1480UL

#define SABRE_ICLR_SCSI		0x1800UL
@@ -364,33 +299,10 @@ static unsigned long sabre_pcislot_imap_offset(unsigned long ino) 
		return SABRE_IMAP_B_SLOT0 + (slot * 8);

}



static unsigned long __sabre_onboard_imap_off[] = {

/*0x20*/	SABRE_IMAP_SCSI,

/*0x21*/	SABRE_IMAP_ETH,

/*0x22*/	SABRE_IMAP_BPP,

/*0x23*/	SABRE_IMAP_AU_REC,

/*0x24*/	SABRE_IMAP_AU_PLAY,

/*0x25*/	SABRE_IMAP_PFAIL,

/*0x26*/	SABRE_IMAP_KMS,

/*0x27*/	SABRE_IMAP_FLPY,

/*0x28*/	SABRE_IMAP_SHW,

/*0x29*/	SABRE_IMAP_KBD,

/*0x2a*/	SABRE_IMAP_MS,

/*0x2b*/	SABRE_IMAP_SER,

/*0x2c*/	0 /* reserved */,

/*0x2d*/	0 /* reserved */,

/*0x2e*/	SABRE_IMAP_UE,

/*0x2f*/	SABRE_IMAP_CE,

/*0x30*/	SABRE_IMAP_PCIERR,

/*0x31*/	0 /* reserved */,

/*0x32*/	0 /* reserved */,

/*0x33*/	SABRE_IMAP_GFX,

/*0x34*/	SABRE_IMAP_EUPA,

};

#define SABRE_OBIO_IMAP_BASE	0x1000UL

#define SABRE_ONBOARD_IRQ_BASE	0x20

#define SABRE_ONBOARD_IRQ_LAST		0x30

#define sabre_onboard_imap_offset(__ino) \

	__sabre_onboard_imap_off[(__ino) - SABRE_ONBOARD_IRQ_BASE]

	(SABRE_OBIO_IMAP_BASE + (((__ino) & 0x1f) << 3))



#define sabre_iclr_offset(ino)					      \

	((ino & 0x20) ? (SABRE_ICLR_SCSI + (((ino) & 0x1f) << 3)) :  \
@@ -453,10 +365,6 @@ static unsigned int sabre_irq_build(struct device_node *dp, 
		imap_off = sabre_pcislot_imap_offset(ino);

	} else {

		/* onboard device */

		if (ino > SABRE_ONBOARD_IRQ_LAST) {

			prom_printf("sabre_irq_build: Wacky INO [%x]\n", ino);

			prom_halt();

		}

		imap_off = sabre_onboard_imap_offset(ino);

	}