diff options
| author | Sascha Hauer <sascha@saschahauer.de> | 2006-06-19 15:27:53 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-06-19 15:27:53 +0100 |
| commit | bb6d8c8828123e01e2ae6c9d9c4870477889fd94 (patch) | |
| tree | 43d7a6ec2cc15f1bf8810a65aa38d508c7fa955a /include/asm-arm/arch-netx/entry-macro.S | |
| parent | 3095faf5295f2da9118469c925d2cfb7775ad287 (diff) | |
[ARM] 3567/2: arm: base support for Hilscher netX
Patch from Sascha Hauer
This patch adds the base support for Hilscher's netX network
processors.
Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/arch-netx/entry-macro.S')
| -rw-r--r-- | include/asm-arm/arch-netx/entry-macro.S | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/asm-arm/arch-netx/entry-macro.S b/include/asm-arm/arch-netx/entry-macro.S new file mode 100644 index 00000000000..658df4d60ff --- /dev/null +++ b/include/asm-arm/arch-netx/entry-macro.S @@ -0,0 +1,35 @@ +/* + * include/asm-arm/arch-netx/entry-macro.S + * + * Low-level IRQ helper macros for Hilscher netX based platforms + * + * Copyright (C) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <asm/hardware.h> + + .macro disable_fiq + .endm + + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp + mov \base, #io_p2v(0x00100000) + add \base, \base, #0x000ff000 + + ldr \irqstat, [\base, #0] + clz \irqnr, \irqstat + rsb \irqnr, \irqnr, #31 + cmp \irqstat, #0 + .endm + |