From patchwork Tue May 28 08:38:54 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: gaosong X-Patchwork-Id: 13676308 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 58C03C27C44 for ; Tue, 28 May 2024 08:40:31 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sBsMO-0002iM-Fc; Tue, 28 May 2024 04:39:08 -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 1sBsMM-0002ho-Ly for qemu-devel@nongnu.org; Tue, 28 May 2024 04:39:06 -0400 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sBsMK-0004oW-Qf for qemu-devel@nongnu.org; Tue, 28 May 2024 04:39:06 -0400 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8CxOuolmFVmp5wAAA--.2500S3; Tue, 28 May 2024 16:39:01 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8CxosQfmFVmQcYLAA--.20131S4; Tue, 28 May 2024 16:39:01 +0800 (CST) From: Song Gao To: maobibo@loongson.cn Cc: qemu-devel@nongnu.org Subject: [PATCH v4 2/3] hw/loongarch/virt: Use MemTxAttrs interface for misc ops Date: Tue, 28 May 2024 16:38:54 +0800 Message-Id: <20240528083855.1912757-3-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20240528083855.1912757-1-gaosong@loongson.cn> References: <20240528083855.1912757-1-gaosong@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8CxosQfmFVmQcYLAA--.20131S4 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Received-SPF: pass client-ip=114.242.206.163; envelope-from=gaosong@loongson.cn; helo=mail.loongson.cn 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 Use MemTxAttrs interface read_with_attrs/write_with_attrs for virt_iocsr_misc_ops. Signed-off-by: Song Gao Reviewed-by: Bibo Mao --- hw/loongarch/virt.c | 36 ++++++++++++++++++++++++------------ 1 file changed, 24 insertions(+), 12 deletions(-) diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c index 4db0d82dbd..a70eeda2fd 100644 --- a/hw/loongarch/virt.c +++ b/hw/loongarch/virt.c @@ -899,37 +899,49 @@ static void virt_firmware_init(LoongArchVirtMachineState *lvms) } -static void virt_iocsr_misc_write(void *opaque, hwaddr addr, - uint64_t val, unsigned size) +static MemTxResult virt_iocsr_misc_write(void *opaque, hwaddr addr, + uint64_t val, unsigned size, + MemTxAttrs attrs) { + return MEMTX_OK; } -static uint64_t virt_iocsr_misc_read(void *opaque, hwaddr addr, unsigned size) +static MemTxResult virt_iocsr_misc_read(void *opaque, hwaddr addr, + uint64_t *data, + unsigned size, MemTxAttrs attrs) { - uint64_t ret; + uint64_t ret = 0; switch (addr) { case VERSION_REG: - return 0x11ULL; + ret = 0x11ULL; + break; case FEATURE_REG: ret = BIT(IOCSRF_MSI) | BIT(IOCSRF_EXTIOI) | BIT(IOCSRF_CSRIPI); if (kvm_enabled()) { ret |= BIT(IOCSRF_VM); } - return ret; + break; case VENDOR_REG: - return 0x6e6f73676e6f6f4cULL; /* "Loongson" */ + ret = 0x6e6f73676e6f6f4cULL; /* "Loongson" */ + break; case CPUNAME_REG: - return 0x303030354133ULL; /* "3A5000" */ + ret = 0x303030354133ULL; /* "3A5000" */ + break; case MISC_FUNC_REG: - return BIT_ULL(IOCSRM_EXTIOI_EN); + ret = BIT_ULL(IOCSRM_EXTIOI_EN); + break; + default: + g_assert_not_reached(); } - return 0ULL; + + *data = ret; + return MEMTX_OK; } static const MemoryRegionOps virt_iocsr_misc_ops = { - .read = virt_iocsr_misc_read, - .write = virt_iocsr_misc_write, + .read_with_attrs = virt_iocsr_misc_read, + .write_with_attrs = virt_iocsr_misc_write, .endianness = DEVICE_LITTLE_ENDIAN, .valid = { .min_access_size = 4,