From bb6d8c8828123e01e2ae6c9d9c4870477889fd94 Mon Sep 17 00:00:00 2001 From: Sascha Hauer <sascha@saschahauer.de> Date: Mon, 19 Jun 2006 15:27:53 +0100 Subject: [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> --- include/asm-arm/arch-netx/entry-macro.S | 35 +++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 include/asm-arm/arch-netx/entry-macro.S (limited to 'include/asm-arm/arch-netx/entry-macro.S') 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 0000000..658df4d --- /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 + -- cgit v1.1