From patchwork Thu Dec 12 11:45:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Cave-Ayland X-Patchwork-Id: 13905017 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 97581E77180 for ; Thu, 12 Dec 2024 11:48:12 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tLheQ-0006qR-FW; Thu, 12 Dec 2024 06:46:38 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tLheO-0006pm-NT for qemu-devel@nongnu.org; Thu, 12 Dec 2024 06:46:36 -0500 Received: from mail.ilande.co.uk ([2001:41c9:1:41f::167]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tLheN-0007AL-CK for qemu-devel@nongnu.org; Thu, 12 Dec 2024 06:46:36 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=ilande.co.uk; s=20220518; h=Subject:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:To:From:Sender:Reply-To:Cc: Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID; bh=td89prnXaE0OYOWVQ11WnI35E+odfpkXJHRp7l9D1z4=; b=oZfXvlxLzGIqlnRYN6gnq5Pqzv DdnbTHPE5EmBO/dmdL3y02nwf7/JBXt7QXKsKScG20xy5c79YfKl7SSVBSC7VITaTr53IM7/ZwDTa 0rSLkBlrbisGRV2k59zZ0W+gCa3lhHWri6n2NZDq8UCABBQY3g+bsWztLnkQkyS+O3B3HFXDv0Aii oyhxAilxa1Ftlb7NfxZqSBUaT/Tq3Q8oWZfJkPfvyvszhygHrg0aQ1grxJ5y1ldSm6iQd03zkaXXk wtWK+LPbZAJqeq0b1szACj0cGW37VGE3PEpod1tbBU2AbRpyz3j8iRZsouPhel8GGXZ9RTb6HF8oY 5qdpmvFe/foT4cwllNFBKShjaHgwKtget7fPPIiUm5sqNT1mMaXDNgJwuCFuCXGNU/mEA3vuNTxRP xaBiFG4xtbQqyRqr8T45LufFQfpl4X1TGWMUC9wnGuvL1wOlNhLcA+cFDGFDUFUu/mrBbhKVMgRGa kDXoE2zPGImZfHLcENDYQJhfEyBu7OXswKPwox1bM3FFZY3goZeLWwWtk/AbLpxEbXKXcBUiyMy8L KZMy+xZFfdNl/4/uzfKxbspUUeYyIlHAFaIWHYhfS26geD3YArcpcx6z+dZCpbYPX90x7NlhY79Ym /5SSKvZCrtqQgr1MgpPBZZ+PnC1A8s3VoW1Q+C75s=; Received: from [2a02:8012:c93d:0:260e:bf57:a4e9:8142] (helo=cheesecake.fritz.box) by mail.ilande.co.uk with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1tLhdn-00070a-5t; Thu, 12 Dec 2024 11:46:03 +0000 From: Mark Cave-Ayland To: huth@tuxfamily.org, qemu-devel@nongnu.org Date: Thu, 12 Dec 2024 11:45:47 +0000 Message-Id: <20241212114620.549285-2-mark.cave-ayland@ilande.co.uk> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20241212114620.549285-1-mark.cave-ayland@ilande.co.uk> References: <20241212114620.549285-1-mark.cave-ayland@ilande.co.uk> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a02:8012:c93d:0:260e:bf57:a4e9:8142 X-SA-Exim-Mail-From: mark.cave-ayland@ilande.co.uk Subject: [PATCH v2 01/34] next-cube: remove 0x14020 dummy value from next_mmio_read() X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.ilande.co.uk) Received-SPF: pass client-ip=2001:41c9:1:41f::167; envelope-from=mark.cave-ayland@ilande.co.uk; helo=mail.ilande.co.uk X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org This is a dummy value for the SCSI CSR which appears to have no effect when removed. Eventually the reads/writes to this register will be directed towards the WIP implementations in next_scr_readfn() and next_scr_writefn(). Signed-off-by: Mark Cave-Ayland Reviewed-by: Thomas Huth --- hw/m68k/next-cube.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c index 08886d432c..0418fbc8aa 100644 --- a/hw/m68k/next-cube.c +++ b/hw/m68k/next-cube.c @@ -286,10 +286,6 @@ static uint64_t next_mmio_read(void *opaque, hwaddr addr, unsigned size) size << 3); break; - case 0x14020: - val = 0x7f; - break; - default: val = 0; DPRINTF("MMIO Read @ 0x%"HWADDR_PRIx" size %d\n", addr, size);