Return-path: Received: from mx0a-0016f401.pphosted.com ([67.231.148.174]:50869 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750988AbcI1Mtw (ORCPT ); Wed, 28 Sep 2016 08:49:52 -0400 Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id u8SCnXd1022335 for ; Wed, 28 Sep 2016 05:49:51 -0700 Received: from sc-exch01.marvell.com ([199.233.58.181]) by mx0a-0016f401.pphosted.com with ESMTP id 25r7vna8tx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Wed, 28 Sep 2016 05:49:51 -0700 From: Amitkumar Karwar To: CC: Cathy Luo , Nishant Sarmukadam , Amitkumar Karwar Subject: [PATCH 5/8] mwifiex: add memrw command information in README Date: Wed, 28 Sep 2016 18:18:25 +0530 Message-ID: <1475066908-11771-5-git-send-email-akarwar@marvell.com> (sfid-20160928_144955_652412_8E774BA3) In-Reply-To: <1475066908-11771-1-git-send-email-akarwar@marvell.com> References: <1475066908-11771-1-git-send-email-akarwar@marvell.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-wireless-owner@vger.kernel.org List-ID: Support for this debugfs command is available in driver. This patch adds usage information in README file. Signed-off-by: Amitkumar Karwar --- drivers/net/wireless/marvell/mwifiex/README | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/drivers/net/wireless/marvell/mwifiex/README b/drivers/net/wireless/marvell/mwifiex/README index 24e649b..588fcbe 100644 --- a/drivers/net/wireless/marvell/mwifiex/README +++ b/drivers/net/wireless/marvell/mwifiex/README @@ -180,6 +180,29 @@ regrdwr echo "1 0xa060 0x12" > regrdwr : Write the MAC register echo "1 0xa794 0x80000000" > regrdwr : Write 0x80000000 to MAC register + +memrw + This command is used to read/write the firmware memory. + + Usage: + 1) For reading firmware memory location. + echo r

0 > /sys/kernel/debug/mwifiex/mlan0/memrw + cat /sys/kernel/debug/mwifiex/mlan0/memrw + 2) For writing value to firmware memory location. + echo w

[value] > /sys/kernel/debug/mwifiex/mlan0/memrw + + where the parameters are, +

: memory address + [value]: value to be written + + Examples: + echo r 0x4cf70 0 > /sys/kernel/debug/mwifiex/mlan0/memrw + cat /sys/kernel/debug/mwifiex/mlan0/memrw + : Read memory address 0x4cf70 + iwpriv mlan0 memrdwr -0x7fff6000 -0x40000000 + echo w 0x8000a000 0xc0000000 > /sys/kernel/debug/mwifiex/mlan0/memrw + : Write 0xc0000000 to memory address 0x8000a000 + rdeeprom This command is used to read the EEPROM contents of the card. -- 1.9.1