patch-2.2.11 linux/include/asm-mips/dec/interrupts.h
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- Lines: 81
- Date:
Mon Aug 9 12:04:41 1999
- Orig file:
v2.2.10/linux/include/asm-mips/dec/interrupts.h
- Orig date:
Wed Dec 31 16:00:00 1969
diff -u --recursive --new-file v2.2.10/linux/include/asm-mips/dec/interrupts.h linux/include/asm-mips/dec/interrupts.h
@@ -0,0 +1,80 @@
+/*
+ * Miscellaneous definitions used to initialise the interrupt vector table
+ * with the machine-specific interrupt routines.
+ *
+ * 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.
+ *
+ * Copyright (C) 1997 by Paul M. Antoine.
+ * reworked 1998 by Harald Koerfgen.
+ */
+
+#ifndef __ASM_DEC_INTERRUPTS_H
+#define __ASM_DEC_INTERRUPTS_H
+
+/*
+ * DECstation Interrupts
+ */
+
+/*
+ * This list reflects the priority of the Interrupts.
+ * Exception: on kmins we have to handle Memory Error
+ * Interrupts before the TC Interrupts.
+ */
+#define CLOCK 0
+#define SCSI_DMA_INT 1
+#define SCSI_INT 2
+#define ETHER 3
+#define SERIAL 4
+#define TC0 5
+#define TC1 6
+#define TC2 7
+#define MEMORY 8
+#define FPU 9
+#define HALT 10
+
+#define NR_INTS 11
+
+#ifndef _LANGUAGE_ASSEMBLY
+/*
+ * Data structure to hide the differences between the DECstation Interrupts
+ *
+ * If asic_mask == NULL, the interrupt is directly handled by the CPU.
+ * Otherwise this Interrupt is handled the IRQ Controller.
+ */
+
+typedef struct
+{
+ unsigned int cpu_mask; /* checking and enabling interrupts in CP0 */
+ unsigned int iemask; /* enabling interrupts in IRQ Controller */
+} decint_t;
+
+/*
+ * Interrupt table structure to hide differences between different
+ * systems such.
+ */
+extern void *cpu_ivec_tbl[8];
+extern long cpu_mask_tbl[8];
+extern long cpu_irq_nr[8];
+extern long asic_irq_nr[32];
+extern long asic_mask_tbl[32];
+
+/*
+ * Common interrupt routine prototypes for all DECStations
+ */
+extern void dec_intr_unimplemented(void);
+extern void dec_intr_fpu(void);
+extern void dec_intr_rtc(void);
+
+extern void kn02_io_int(void);
+extern void kn02ba_io_int(void);
+extern void kn03_io_int(void);
+
+extern void intr_halt(void);
+
+extern void asic_intr_unimplemented(void);
+
+#endif
+#endif
+
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