diff options
author | Ben Dooks <ben-linux@fluff.org> | 2008-08-08 21:10:12 +0100 |
---|---|---|
committer | Ben Dooks <ben-linux@fluff.org> | 2008-08-08 21:10:12 +0100 |
commit | af7a535688a758d15f06a98833e6a143b29af9de (patch) | |
tree | bac5ab210bbbbe276f0e44ed84194d7c8bb16aae /arch/arm/mach-netx/include/mach/entry-macro.S | |
parent | 0c17e4ceedd35c78b1c7413dbd16279a350be6bc (diff) | |
parent | c41107c2d4fd31924533f4dbc4c3428acc2b5894 (diff) |
Merge http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm into for-rmk
Diffstat (limited to 'arch/arm/mach-netx/include/mach/entry-macro.S')
-rw-r--r-- | arch/arm/mach-netx/include/mach/entry-macro.S | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/mach-netx/include/mach/entry-macro.S b/arch/arm/mach-netx/include/mach/entry-macro.S new file mode 100644 index 00000000000..a1952a0feda --- /dev/null +++ b/arch/arm/mach-netx/include/mach/entry-macro.S @@ -0,0 +1,41 @@ +/* + * arch/arm/mach-netx/include/mach/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 <mach/hardware.h> + + .macro disable_fiq + .endm + + .macro get_irqnr_preamble, base, tmp + .endm + + .macro arch_ret_to_user, tmp1, tmp2 + .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 + |