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author | Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> | 2007-09-13 23:51:26 +0900 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2007-10-11 23:46:04 +0100 |
commit | d5ab1a6910fe850fa092888f210cf6c43136a7ab (patch) | |
tree | 142f9f35f0d9fc6e675caf42a1cd8a82b56aa8e9 /include/asm-mips/mach-cobalt/irq.h | |
parent | 718f05f6ddc171a90fb7a277be6f6f65b4ca82be (diff) | |
download | blackbird-op-linux-d5ab1a6910fe850fa092888f210cf6c43136a7ab.tar.gz blackbird-op-linux-d5ab1a6910fe850fa092888f210cf6c43136a7ab.zip |
[MIPS] Add GT641xx IRQ routines.
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips/mach-cobalt/irq.h')
-rw-r--r-- | include/asm-mips/mach-cobalt/irq.h | 58 |
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 */ |