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authorIngo Molnar <mingo@elte.hu>2008-10-28 16:54:49 +0100
committerIngo Molnar <mingo@elte.hu>2008-10-28 16:54:49 +0100
commitd1a76187a5be4f89c6cb19d800cb5fb7aac735c5 (patch)
tree2fac3ffbfffc7560eeef8364b541d0d7a0057920 /arch/mips/include/asm/mach-cobalt/irq.h
parentc7e78cff6b7518212247fb20b1dc6411540dc9af (diff)
parent0173a3265b228da319ceb9c1ec6a5682fd1b2d92 (diff)
Merge commit 'v2.6.28-rc2' into core/locking
Conflicts: arch/um/include/asm/system.h
Diffstat (limited to 'arch/mips/include/asm/mach-cobalt/irq.h')
-rw-r--r--arch/mips/include/asm/mach-cobalt/irq.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-cobalt/irq.h b/arch/mips/include/asm/mach-cobalt/irq.h
new file mode 100644
index 00000000000..57c8c9ac585
--- /dev/null
+++ b/arch/mips/include/asm/mach-cobalt/irq.h
@@ -0,0 +1,57 @@
+/*
+ * Cobalt IRQ definitions.
+ *
+ * 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 Cobalt Microserver
+ * Copyright (C) 1997, 2003 Ralf Baechle
+ * Copyright (C) 2001-2003 Liam Davies (ldavies@agile.tv)
+ * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
+ */
+#ifndef _ASM_COBALT_IRQ_H
+#define _ASM_COBALT_IRQ_H
+
+/*
+ * i8259 interrupts used on Cobalt:
+ *
+ * 8 - RTC
+ * 9 - PCI slot
+ * 14 - IDE0
+ * 15 - IDE1(no connector on board)
+ */
+#define I8259A_IRQ_BASE 0
+
+#define PCISLOT_IRQ (I8259A_IRQ_BASE + 9)
+
+/*
+ * CPU interrupts used on Cobalt:
+ *
+ * 0 - Software interrupt 0 (unused)
+ * 1 - Software interrupt 0 (unused)
+ * 2 - cascade GT64111
+ * 3 - ethernet or SCSI host controller
+ * 4 - ethernet
+ * 5 - 16550 UART
+ * 6 - cascade i8259
+ * 7 - CP0 counter
+ */
+#define MIPS_CPU_IRQ_BASE 16
+
+#define GT641XX_CASCADE_IRQ (MIPS_CPU_IRQ_BASE + 2)
+#define RAQ2_SCSI_IRQ (MIPS_CPU_IRQ_BASE + 3)
+#define ETH0_IRQ (MIPS_CPU_IRQ_BASE + 3)
+#define QUBE1_ETH0_IRQ (MIPS_CPU_IRQ_BASE + 4)
+#define ETH1_IRQ (MIPS_CPU_IRQ_BASE + 4)
+#define SERIAL_IRQ (MIPS_CPU_IRQ_BASE + 5)
+#define SCSI_IRQ (MIPS_CPU_IRQ_BASE + 5)
+#define I8259_CASCADE_IRQ (MIPS_CPU_IRQ_BASE + 6)
+
+#define GT641XX_IRQ_BASE 24
+
+#include <asm/irq_gt641xx.h>
+
+#define NR_IRQS (GT641XX_PCI_INT3_IRQ + 1)
+
+#endif /* _ASM_COBALT_IRQ_H */