From: Oleksij Rempel <linux@rempel-privat.de>
To: barebox@lists.infradead.org
Subject: [PATCH 3/8] MIPS: pbl: add pbl_probe_mem macro
Date: Wed, 19 Jun 2013 11:11:28 +0200 [thread overview]
Message-ID: <1371633093-23179-4-git-send-email-linux@rempel-privat.de> (raw)
In-Reply-To: <1371633093-23179-1-git-send-email-linux@rempel-privat.de>
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
---
arch/mips/include/asm/pbl_macros.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/mips/include/asm/pbl_macros.h b/arch/mips/include/asm/pbl_macros.h
index cfca117..22d41b8 100644
--- a/arch/mips/include/asm/pbl_macros.h
+++ b/arch/mips/include/asm/pbl_macros.h
@@ -38,6 +38,18 @@
.set pop
.endm
+ .macro pbl_probe_mem ret1 ret2 addr
+ .set push
+ .set noreorder
+ la \ret1, \addr
+ sw zero, 0(\ret1)
+ li \ret2, 0x12345678
+ sw \ret2, 0(\ret1)
+ lw \ret2, 0(\ret1)
+ li \ret1, 0x12345678
+ .set pop
+ .endm
+
/*
* ADR macro instruction (inspired by ARM)
*
--
1.8.1.2
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next prev parent reply other threads:[~2013-06-19 9:12 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-19 9:11 [PATCH 0/8] low level initialisation for ar2313 Oleksij Rempel
2013-06-19 9:11 ` [PATCH 1/8] MIPS: pbl: add mips_barebox_10h asm macro Oleksij Rempel
2013-06-19 9:11 ` [PATCH 2/8] MIPS: pbl: add pbl_sleep macro Oleksij Rempel
2013-06-21 6:44 ` [PATCH 2/8 v2] " Oleksij Rempel
2013-06-19 9:11 ` Oleksij Rempel [this message]
2013-06-19 9:11 ` [PATCH 4/8] MIPS: mach-ar231x: add lowlevel init pbl macros Oleksij Rempel
2013-06-19 9:11 ` [PATCH 5/8] MIPS: netgear-wg102: add pbl support Oleksij Rempel
2013-06-19 9:11 ` [PATCH 6/8] MIPS: netgear-wg102: add debug_ll Oleksij Rempel
2013-06-19 9:11 ` [PATCH 7/8] MIPS: mach-ar231x: enable DEBUG_LL Oleksij Rempel
2013-06-19 9:11 ` [PATCH 8/8] netgear-wg102: pbl, add extra check for mem config Oleksij Rempel
2013-06-21 5:30 ` [PATCH 0/8] low level initialisation for ar2313 Sascha Hauer
2013-06-21 6:25 ` antonynpavlov
2013-06-21 7:23 ` Sascha Hauer
2013-06-21 7:34 ` antonynpavlov
2013-06-21 15:48 ` Sascha Hauer
2013-06-21 16:37 ` antonynpavlov
2013-06-23 18:42 ` Sascha Hauer
2013-06-23 19:16 ` antonynpavlov
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