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authorDavid Woodhouse <dwmw2@infradead.org>2007-10-13 14:58:23 +0100
committerDavid Woodhouse <dwmw2@infradead.org>2007-10-13 14:58:23 +0100
commitebf8889bd1fe3615991ff4494635d237280652a2 (patch)
tree10fb735717122bbb86474339eac07f26e7ccdf40 /include/asm-mips/mach-cobalt/irq.h
parentb160292cc216a50fd0cd386b0bda2cd48352c73b (diff)
parent752097cec53eea111d087c545179b421e2bde98a (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include/asm-mips/mach-cobalt/irq.h')
-rw-r--r--include/asm-mips/mach-cobalt/irq.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/include/asm-mips/mach-cobalt/irq.h b/include/asm-mips/mach-cobalt/irq.h
new file mode 100644
index 000000000000..179d0e850b59
--- /dev/null
+++ b/include/asm-mips/mach-cobalt/irq.h
@@ -0,0 +1,58 @@
+/*
+ * 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 (unused)
+ */
+#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 */