From patchwork Sun Dec 18 20:37:52 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Maydell X-Patchwork-Id: 132116 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 4B6EEB701B for ; Mon, 19 Dec 2011 07:57:39 +1100 (EST) Received: from localhost ([::1]:54756 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RcNVo-0008Mk-Rs for incoming@patchwork.ozlabs.org; Sun, 18 Dec 2011 15:39:12 -0500 Received: from eggs.gnu.org ([140.186.70.92]:43073) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RcNUy-0005hq-CU for qemu-devel@nongnu.org; Sun, 18 Dec 2011 15:38:21 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RcNUu-00070X-IA for qemu-devel@nongnu.org; Sun, 18 Dec 2011 15:38:20 -0500 Received: from mnementh.archaic.org.uk ([81.2.115.146]:38904) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RcNUu-0006yK-3t for qemu-devel@nongnu.org; Sun, 18 Dec 2011 15:38:16 -0500 Received: from pm215 by mnementh.archaic.org.uk with local (Exim 4.72) (envelope-from ) id 1RcNUe-00070S-NX; Sun, 18 Dec 2011 20:38:00 +0000 From: Peter Maydell To: qemu-devel@nongnu.org Date: Sun, 18 Dec 2011 20:37:52 +0000 Message-Id: <1324240680-26905-3-git-send-email-peter.maydell@linaro.org> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1324240680-26905-1-git-send-email-peter.maydell@linaro.org> References: <1324240680-26905-1-git-send-email-peter.maydell@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 81.2.115.146 Cc: patches@linaro.org Subject: [Qemu-devel] [PATCH 02/10] hw/sd.c: Add comment regarding CARD_STATUS_* defines X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Add a clarifying comment about what the CARD_STATUS_[ABC] macros are defining. Signed-off-by: Peter Maydell --- hw/sd.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/hw/sd.c b/hw/sd.c index a1c98c0..245b6c3 100644 --- a/hw/sd.c +++ b/hw/sd.c @@ -309,6 +309,11 @@ static void sd_set_rca(SDState *sd) sd->rca += 0x4567; } +/* Card status bits, split by clear condition: + * A : According to the card current state + * B : Always related to the previous command + * C : Cleared by read + */ #define CARD_STATUS_A 0x02004100 #define CARD_STATUS_B 0x00c01e00 #define CARD_STATUS_C 0xfd39a028