From mboxrd@z Thu Jan 1 00:00:00 1970 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 21B5AC77B73 for ; Mon, 5 Jun 2023 21:52:30 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q6I7G-00071o-Ph; Mon, 05 Jun 2023 17:51:55 -0400 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 1q6I7F-00071a-Ks; Mon, 05 Jun 2023 17:51:53 -0400 Received: from zero.eik.bme.hu ([152.66.115.2]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q6I7B-0005gG-0O; Mon, 05 Jun 2023 17:51:50 -0400 Received: from zero.eik.bme.hu (blah.eik.bme.hu [152.66.115.182]) by localhost (Postfix) with SMTP id 592BC746361; Mon, 5 Jun 2023 23:51:45 +0200 (CEST) Received: by zero.eik.bme.hu (Postfix, from userid 432) id 29458746335; Mon, 5 Jun 2023 23:51:45 +0200 (CEST) From: BALATON Zoltan Subject: [PATCH] mv64361: Add dummy gigabit ethernet PHY access registers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Cc: Daniel Henrique Barboza Message-Id: <20230605215145.29458746335@zero.eik.bme.hu> Date: Mon, 5 Jun 2023 23:51:45 +0200 (CEST) Received-SPF: pass client-ip=152.66.115.2; envelope-from=balaton@eik.bme.hu; helo=zero.eik.bme.hu X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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 We don't emulate the gigabit ethernet part of the chip but the MorphOS driver accesses these and expects to get some valid looking result otherwise it hangs. Add some minimal dummy implementation to avoid rhis. Signed-off-by: BALATON Zoltan --- This is only used by MorphOS on pegasos2 so most likely could go via the ppc queue. hw/pci-host/mv64361.c | 6 ++++++ hw/pci-host/mv643xx.h | 3 +++ 2 files changed, 9 insertions(+) diff --git a/hw/pci-host/mv64361.c b/hw/pci-host/mv64361.c index 19e8031a3f..01bd8c887f 100644 --- a/hw/pci-host/mv64361.c +++ b/hw/pci-host/mv64361.c @@ -541,6 +541,12 @@ static uint64_t mv64361_read(void *opaque, hwaddr addr, unsigned int size) } } break; + case MV64340_ETH_PHY_ADDR: + ret = 0x98; + break; + case MV64340_ETH_SMI: + ret = BIT(27); + break; case MV64340_CUNIT_ARBITER_CONTROL_REG: ret = 0x11ff0000 | (s->gpp_int_level << 10); break; diff --git a/hw/pci-host/mv643xx.h b/hw/pci-host/mv643xx.h index cd26a43f18..f2e1baea88 100644 --- a/hw/pci-host/mv643xx.h +++ b/hw/pci-host/mv643xx.h @@ -656,6 +656,9 @@ /* Ethernet Unit Registers */ /****************************************/ +#define MV64340_ETH_PHY_ADDR 0x2000 +#define MV64340_ETH_SMI 0x2004 + /*******************************************/ /* CUNIT Registers */ /*******************************************/ -- 2.30.9