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From: s.hauer@pengutronix.de (Sascha Hauer)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/4] ARM i.MX entry-macro.S: remove now unused code
Date: Tue, 20 Sep 2011 14:49:16 +0200	[thread overview]
Message-ID: <1316522956-28530-5-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1316522956-28530-1-git-send-email-s.hauer@pengutronix.de>

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 arch/arm/plat-mxc/include/mach/entry-macro.S |   58 +-------------------------
 1 files changed, 1 insertions(+), 57 deletions(-)

diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S
index 066d464..842fbcb 100644
--- a/arch/arm/plat-mxc/include/mach/entry-macro.S
+++ b/arch/arm/plat-mxc/include/mach/entry-macro.S
@@ -9,72 +9,16 @@
  * published by the Free Software Foundation.
  */
 
-#include <mach/hardware.h>
+/* Unused, we use CONFIG_MULTI_IRQ_HANDLER */
 
-#define AVIC_NIMASK	0x04
-
-	@ this macro disables fast irq (not implemented)
 	.macro	disable_fiq
 	.endm
 
 	.macro  get_irqnr_preamble, base, tmp
-#ifndef CONFIG_MXC_TZIC
-	ldr	\base, =avic_base
-	ldr	\base, [\base]
-#ifdef CONFIG_MXC_IRQ_PRIOR
-	ldr	r4, [\base, #AVIC_NIMASK]
-#endif
-#elif defined CONFIG_MXC_TZIC
-	ldr	\base, =tzic_base
-	ldr	\base, [\base]
-#endif /* CONFIG_MXC_TZIC */
 	.endm
 
 	.macro  arch_ret_to_user, tmp1, tmp2
 	.endm
 
-	@ this macro checks which interrupt occurred
-	@ and returns its number in irqnr
-	@ and returns if an interrupt occurred in irqstat
 	.macro	get_irqnr_and_base, irqnr, irqstat, base, tmp
-#ifndef CONFIG_MXC_TZIC
-	@ Load offset & priority of the highest priority
-	@ interrupt pending from AVIC_NIVECSR
-	ldr	\irqstat, [\base, #0x40]
-	@ Shift to get the decoded IRQ number, using ASR so
-	@ 'no interrupt pending' becomes 0xffffffff
-	mov	\irqnr, \irqstat, asr #16
-	@ set zero flag if IRQ + 1 == 0
-	adds	\tmp, \irqnr, #1
-#ifdef CONFIG_MXC_IRQ_PRIOR
-	bicne	\tmp, \irqstat, #0xFFFFFFE0
-	strne	\tmp, [\base, #AVIC_NIMASK]
-	streq	r4, [\base, #AVIC_NIMASK]
-#endif
-#elif defined CONFIG_MXC_TZIC
-	@ Load offset & priority of the highest priority
-	@ interrupt pending.
-	@ 0x080 is INTSEC0 register
-	@ 0xD80 is HIPND0 register
-	mov     \irqnr, #0
-1000:	add	\irqstat, \base, \irqnr, lsr #3
-	ldr	\tmp, [\irqstat, #0xd80]
-	ldr	\irqstat, [\irqstat, #0x080]
-	ands	\tmp, \tmp, \irqstat
-	bne	1001f
-	add	\irqnr, \irqnr, #32
-	cmp     \irqnr, #128
-	blo     1000b
-	b       2001f
-1001:	mov     \irqstat, #1
-1002:	tst     \tmp, \irqstat
-	bne     2002f
-	movs    \tmp, \tmp, lsr #1
-	addne   \irqnr, \irqnr, #1
-	bne     1002b
-2001:
-	mov  \irqnr, #0
-2002:
-	movs \irqnr, \irqnr
-#endif
 	.endm
-- 
1.7.6.3

  parent reply	other threads:[~2011-09-20 12:49 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-20 12:49 [PATCH] i.MX: use CONFIG_MULTI_IRQ_HANDLER Sascha Hauer
2011-09-20 12:49 ` [PATCH 1/4] ARM i.MX avic: add handle_irq function Sascha Hauer
2011-09-20 12:49 ` [PATCH 2/4] ARM i.MX tzic: " Sascha Hauer
2011-09-23 17:16   ` Shawn Guo
2011-09-20 12:49 ` [PATCH 3/4] ARM i.MX boards: use CONFIG_MULTI_IRQ_HANDLER Sascha Hauer
2011-09-20 12:49 ` Sascha Hauer [this message]
2011-09-23 17:01 ` [PATCH] ARM i.MX gic: add handle_irq function Shawn Guo
2011-09-26  8:41   ` Sascha Hauer
2011-09-26 13:16     ` Shawn Guo
2011-09-26 13:10   ` Russell King - ARM Linux
2011-09-26 13:55     ` Shawn Guo
2011-09-23 17:11 ` [PATCH] i.MX: use CONFIG_MULTI_IRQ_HANDLER Shawn Guo
  -- strict thread matches above, loose matches on Subject: below --
2011-09-26  9:46 [PATCH v2] " Sascha Hauer
2011-09-26  9:46 ` [PATCH 4/4] ARM i.MX entry-macro.S: remove now unused code Sascha Hauer

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