mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 13:43:55 +08:00
bb6d8c8828
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>
36 lines
1.1 KiB
ArmAsm
36 lines
1.1 KiB
ArmAsm
/*
|
|
* 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
|
|
|