diff options
Diffstat (limited to 'include/asm-m68k/macints.h')
| -rw-r--r-- | include/asm-m68k/macints.h | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/include/asm-m68k/macints.h b/include/asm-m68k/macints.h deleted file mode 100644 index 679c48a..0000000 --- a/include/asm-m68k/macints.h +++ /dev/null @@ -1,155 +0,0 @@ -/* -** macints.h -- Macintosh Linux interrupt handling structs and prototypes -** -** Copyright 1997 by Michael Schmitz -** -** This file is subject to the terms and conditions of the GNU General Public -** License. See the file COPYING in the main directory of this archive -** for more details. -** -*/ - -#ifndef _ASM_MACINTS_H_ -#define _ASM_MACINTS_H_ - -#include <asm/irq.h> - -/* Setting this prints debugging info for unclaimed interrupts */ - -#define DEBUG_SPURIOUS - -/* Setting this prints debugging info on each autovector interrupt */ - -/* #define DEBUG_IRQS */ - -/* Setting this prints debugging info on each Nubus interrupt */ - -/* #define DEBUG_NUBUS_INT */ - -/* Setting this prints debugging info on irqs as they enabled and disabled. */ - -/* #define DEBUG_IRQUSE */ - -/* - * Base IRQ number for all Mac68K interrupt sources. Each source - * has eight indexes (base -> base+7). - */ - -#define VIA1_SOURCE_BASE 8 -#define VIA2_SOURCE_BASE 16 -#define MAC_SCC_SOURCE_BASE 24 -#define PSC3_SOURCE_BASE 24 -#define PSC4_SOURCE_BASE 32 -#define PSC5_SOURCE_BASE 40 -#define PSC6_SOURCE_BASE 48 -#define NUBUS_SOURCE_BASE 56 -#define BABOON_SOURCE_BASE 64 - -/* - * Maximum IRQ number is BABOON_SOURCE_BASE + 7, - * giving us IRQs up through 71 - */ - -#define NUM_MAC_SOURCES 72 - -/* - * clean way to separate IRQ into its source and index - */ - -#define IRQ_SRC(irq) (irq >> 3) -#define IRQ_IDX(irq) (irq & 7) - -/* VIA1 interrupts */ -#define IRQ_VIA1_0 (8) /* one second int. */ -#define IRQ_VIA1_1 (9) /* VBlank int. */ -#define IRQ_MAC_VBL IRQ_VIA1_1 -#define IRQ_VIA1_2 (10) /* ADB SR shifts complete */ -#define IRQ_MAC_ADB IRQ_VIA1_2 -#define IRQ_MAC_ADB_SR IRQ_VIA1_2 -#define IRQ_VIA1_3 (11) /* ADB SR CB2 ?? */ -#define IRQ_MAC_ADB_SD IRQ_VIA1_3 -#define IRQ_VIA1_4 (12) /* ADB SR ext. clock pulse */ -#define IRQ_MAC_ADB_CL IRQ_VIA1_4 -#define IRQ_VIA1_5 (13) -#define IRQ_MAC_TIMER_2 IRQ_VIA1_5 -#define IRQ_VIA1_6 (14) -#define IRQ_MAC_TIMER_1 IRQ_VIA1_6 -#define IRQ_VIA1_7 (15) - -/* VIA2/RBV interrupts */ -#define IRQ_VIA2_0 (16) -#define IRQ_MAC_SCSIDRQ IRQ_VIA2_0 -#define IRQ_VIA2_1 (17) -#define IRQ_MAC_NUBUS IRQ_VIA2_1 -#define IRQ_VIA2_2 (18) -#define IRQ_VIA2_3 (19) -#define IRQ_MAC_SCSI IRQ_VIA2_3 -#define IRQ_VIA2_4 (20) -#define IRQ_VIA2_5 (21) -#define IRQ_VIA2_6 (22) -#define IRQ_VIA2_7 (23) - -/* Level 3 (PSC, AV Macs only) interrupts */ -#define IRQ_PSC3_0 (24) -#define IRQ_MAC_MACE IRQ_PSC3_0 -#define IRQ_PSC3_1 (25) -#define IRQ_PSC3_2 (26) -#define IRQ_PSC3_3 (27) - -/* Level 4 (SCC) interrupts */ -#define IRQ_SCC (32) -#define IRQ_SCCA (33) -#define IRQ_SCCB (34) -#if 0 /* FIXME: are there multiple interrupt conditions on the SCC ?? */ -/* SCC interrupts */ -#define IRQ_SCCB_TX (32) -#define IRQ_SCCB_STAT (33) -#define IRQ_SCCB_RX (34) -#define IRQ_SCCB_SPCOND (35) -#define IRQ_SCCA_TX (36) -#define IRQ_SCCA_STAT (37) -#define IRQ_SCCA_RX (38) -#define IRQ_SCCA_SPCOND (39) -#endif - -/* Level 4 (PSC, AV Macs only) interrupts */ -#define IRQ_PSC4_0 (32) -#define IRQ_PSC4_1 (33) -#define IRQ_PSC4_2 (34) -#define IRQ_PSC4_3 (35) -#define IRQ_MAC_MACE_DMA IRQ_PSC4_3 - -/* Level 5 (PSC, AV Macs only) interrupts */ -#define IRQ_PSC5_0 (40) -#define IRQ_PSC5_1 (41) -#define IRQ_PSC5_2 (42) -#define IRQ_PSC5_3 (43) - -/* Level 6 (PSC, AV Macs only) interrupts */ -#define IRQ_PSC6_0 (48) -#define IRQ_PSC6_1 (49) -#define IRQ_PSC6_2 (50) -#define IRQ_PSC6_3 (51) - -/* Nubus interrupts (cascaded to VIA2) */ -#define IRQ_NUBUS_9 (56) -#define IRQ_NUBUS_A (57) -#define IRQ_NUBUS_B (58) -#define IRQ_NUBUS_C (59) -#define IRQ_NUBUS_D (60) -#define IRQ_NUBUS_E (61) -#define IRQ_NUBUS_F (62) - -/* Baboon interrupts (cascaded to nubus slot $C) */ -#define IRQ_BABOON_0 (64) -#define IRQ_BABOON_1 (65) -#define IRQ_BABOON_2 (66) -#define IRQ_BABOON_3 (67) - -#define SLOT2IRQ(x) (x + 47) -#define IRQ2SLOT(x) (x - 47) - -#define INT_CLK 24576 /* CLK while int_clk =2.456MHz and divide = 100 */ -#define INT_TICKS 246 /* to make sched_time = 99.902... HZ */ - -#endif /* asm/macints.h */ |
