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author | Ingo Molnar <mingo@elte.hu> | 2009-04-14 00:02:16 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-04-14 00:02:22 +0200 |
commit | b5c851a88a369854c04e511cefb84ea2d0cfa209 (patch) | |
tree | 55084d3d51708f90f27d0a70db5ab63916942f14 /arch/mn10300/include/asm/intctl-regs.h | |
parent | eb02ce017dd83985041a7e54c6449f92d53b026f (diff) | |
parent | 80a04d3f2f94fb68b5df05e3ac6697130bc3467a (diff) | |
download | blackbird-op-linux-b5c851a88a369854c04e511cefb84ea2d0cfa209.tar.gz blackbird-op-linux-b5c851a88a369854c04e511cefb84ea2d0cfa209.zip |
Merge branch 'linus' into tracing/core
Merge reason: merge latest tracing fixes to avoid conflicts in
kernel/trace/trace_events_filter.c with upcoming change
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/mn10300/include/asm/intctl-regs.h')
-rw-r--r-- | arch/mn10300/include/asm/intctl-regs.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/arch/mn10300/include/asm/intctl-regs.h b/arch/mn10300/include/asm/intctl-regs.h new file mode 100644 index 000000000000..ba544c796c5a --- /dev/null +++ b/arch/mn10300/include/asm/intctl-regs.h @@ -0,0 +1,73 @@ +/* MN10300 On-board interrupt controller registers + * + * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public Licence + * as published by the Free Software Foundation; either version + * 2 of the Licence, or (at your option) any later version. + */ +#ifndef _ASM_INTCTL_REGS_H +#define _ASM_INTCTL_REGS_H + +#include <asm/cpu-regs.h> + +#ifdef __KERNEL__ + +/* interrupt controller registers */ +#define GxICR(X) __SYSREG(0xd4000000 + (X) * 4, u16) /* group irq ctrl regs */ + +#define IAGR __SYSREG(0xd4000100, u16) /* intr acceptance group reg */ +#define IAGR_GN 0x00fc /* group number register + * (documentation _has_ to be wrong) + */ + +#define EXTMD __SYSREG(0xd4000200, u16) /* external pin intr spec reg */ +#define GET_XIRQ_TRIGGER(X) ((EXTMD >> ((X) * 2)) & 3) + +#define SET_XIRQ_TRIGGER(X,Y) \ +do { \ + u16 x = EXTMD; \ + x &= ~(3 << ((X) * 2)); \ + x |= ((Y) & 3) << ((X) * 2); \ + EXTMD = x; \ +} while (0) + +#define XIRQ_TRIGGER_LOWLEVEL 0 +#define XIRQ_TRIGGER_HILEVEL 1 +#define XIRQ_TRIGGER_NEGEDGE 2 +#define XIRQ_TRIGGER_POSEDGE 3 + +/* non-maskable interrupt control */ +#define NMIIRQ 0 +#define NMICR GxICR(NMIIRQ) /* NMI control register */ +#define NMICR_NMIF 0x0001 /* NMI pin interrupt flag */ +#define NMICR_WDIF 0x0002 /* watchdog timer overflow flag */ +#define NMICR_ABUSERR 0x0008 /* async bus error flag */ + +/* maskable interrupt control */ +#define GxICR_DETECT 0x0001 /* interrupt detect flag */ +#define GxICR_REQUEST 0x0010 /* interrupt request flag */ +#define GxICR_ENABLE 0x0100 /* interrupt enable flag */ +#define GxICR_LEVEL 0x7000 /* interrupt priority level */ +#define GxICR_LEVEL_0 0x0000 /* - level 0 */ +#define GxICR_LEVEL_1 0x1000 /* - level 1 */ +#define GxICR_LEVEL_2 0x2000 /* - level 2 */ +#define GxICR_LEVEL_3 0x3000 /* - level 3 */ +#define GxICR_LEVEL_4 0x4000 /* - level 4 */ +#define GxICR_LEVEL_5 0x5000 /* - level 5 */ +#define GxICR_LEVEL_6 0x6000 /* - level 6 */ +#define GxICR_LEVEL_SHIFT 12 + +#ifndef __ASSEMBLY__ +extern void set_intr_level(int irq, u16 level); +extern void set_intr_postackable(int irq); +#endif + +/* external interrupts */ +#define XIRQxICR(X) GxICR((X)) /* external interrupt control regs */ + +#endif /* __KERNEL__ */ + +#endif /* _ASM_INTCTL_REGS_H */ |