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Wed, 2 Aug 2023 18:03:18 -0500 (CDT) Received: from mail.rptsys.com ([127.0.0.1]) by localhost (vali.starlink.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id EVp_UIJ6pOb8; Wed, 2 Aug 2023 18:03:18 -0500 (CDT) Received: from raptor-ewks-026.lan (5.edge.rptsys.com [23.155.224.38]) by mail.rptsys.com (Postfix) with ESMTPSA id BEC5182857CC; Wed, 2 Aug 2023 18:03:17 -0500 (CDT) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: c630955c-3188-11ee-8613-37d641c3527e DKIM-Filter: OpenDKIM Filter v2.10.3 mail.rptsys.com 3CF748286985 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=raptorengineering.com; s=B8E824E6-0BE2-11E6-931D-288C65937AAD; t=1691017398; bh=mTHIJoDesvUL/1mvvl/fu0GmqgkC6yCd3GyR+DEjPQM=; h=From:To:Date:Message-Id:MIME-Version; b=gyhBMPrbZOxx2NbfavaS5idAmmnHNgceVgOSB2PqpVWV1kD5ciH4ZT6KQra/sBk0f ZKanThnkAWEw2pqLbkB6W2y9fYkk8hbs905OBqMGWFFAi4CoZL+Wxxo4K/PFThpH2e 4BXUcx1chDr7AJ6PQb5zo+eJnfZwpg2072AmoJAg= X-Virus-Scanned: amavisd-new at rptsys.com From: Shawn Anastasio To: xen-devel@lists.xenproject.org Cc: Timothy Pearson , Andrew Cooper , Jan Beulich , Shawn Anastasio Subject: [PATCH 6/9] ns16550: Guard accesses to `vuart` field by CONFIG_ARM Date: Wed, 2 Aug 2023 18:03:02 -0500 Message-Id: <1bee2fe06c4a9262b05cb4b8cd392d9630279f30.1691016993.git.sanastasio@raptorengineering.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @raptorengineering.com) X-ZM-MESSAGEID: 1691017431749100003 Content-Type: text/plain; charset="utf-8" When CONFIG_ARM is defined, a `vuart` field is added to struct ns16550, but accesses to this field in ns16550_uart_dt_init weren't correctly guarded. Fix build on !ARM platforms that define CONFIG_HAS_DEVICE_TREE by correctly guarding access to the vuart field in this function. Signed-off-by: Shawn Anastasio Reviewed-by: Jan Beulich --- xen/drivers/char/ns16550.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/xen/drivers/char/ns16550.c b/xen/drivers/char/ns16550.c index 212a9c49ae..c0598efb27 100644 --- a/xen/drivers/char/ns16550.c +++ b/xen/drivers/char/ns16550.c @@ -1797,11 +1797,13 @@ static int __init ns16550_uart_dt_init(struct dt_de= vice_node *dev, =20 uart->dw_usr_bsy =3D dt_device_is_compatible(dev, "snps,dw-apb-uart"); =20 +#ifdef CONFIG_ARM uart->vuart.base_addr =3D uart->io_base; uart->vuart.size =3D uart->io_size; uart->vuart.data_off =3D UART_THR <reg_shift; uart->vuart.status_off =3D UART_LSR<reg_shift; uart->vuart.status =3D UART_LSR_THRE|UART_LSR_TEMT; +#endif =20 /* Register with generic serial driver. */ serial_register_uart(uart - ns16550_com, &ns16550_driver, uart); --=20 2.30.2