From patchwork Sat Mar 15 13:20:30 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zenghui Yu X-Patchwork-Id: 14018032 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 CC61DC28B28 for ; Sat, 15 Mar 2025 13:22:06 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ttRS8-0006x5-KX; Sat, 15 Mar 2025 09:21:24 -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 1ttRS5-0006wW-Cq for qemu-devel@nongnu.org; Sat, 15 Mar 2025 09:21:21 -0400 Received: from out-172.mta1.migadu.com ([2001:41d0:203:375::ac]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ttRS2-00059o-VC for qemu-devel@nongnu.org; Sat, 15 Mar 2025 09:21:20 -0400 X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1742044867; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=ZLm0hqAE+F8lyklA6QyeVI14fxlR7O+KswpiOB5myNs=; b=dok4cOlSbMnYCd5b6YGllLQ82LC5+sopN4nrVdH79KwVPXp8SydbUwULMCCPMmQf2tqpvg kB3JJiadrWjpSbTRprNYv52BQXzztz+h6cjAAez83Yu2P25i3duFpvvt/acAdflRt/b3LZ XzVFbydnPrInhfrbf/knfd/RkiZeBbs= From: Zenghui Yu To: qemu-devel@nongnu.org, qemu-arm@nongnu.org Cc: agraf@csgraf.de, peter.maydell@linaro.org, Zenghui Yu Subject: [PATCH] hvf: arm: Emulate ICC_RPR_EL1 accesses properly Date: Sat, 15 Mar 2025 21:20:30 +0800 Message-Id: <20250315132030.95209-1-zenghui.yu@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT Received-SPF: pass client-ip=2001:41d0:203:375::ac; envelope-from=zenghui.yu@linux.dev; helo=out-172.mta1.migadu.com 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_PASS=-0.001, SPF_PASS=-0.001 autolearn=unavailable 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 Commit a2260983c655 ("hvf: arm: Add support for GICv3") added GICv3 support by implementing emulation for a few system registers. ICC_RPR_EL1 was defined but not plugged in the sysreg handlers (for no good reason). Fix it. Signed-off-by: Zenghui Yu --- target/arm/hvf/hvf.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target/arm/hvf/hvf.c b/target/arm/hvf/hvf.c index 87e35c1b71..650b7f4256 100644 --- a/target/arm/hvf/hvf.c +++ b/target/arm/hvf/hvf.c @@ -1359,6 +1359,7 @@ static int hvf_sysreg_read(CPUState *cpu, uint32_t reg, uint64_t *val) case SYSREG_ICC_IGRPEN0_EL1: case SYSREG_ICC_IGRPEN1_EL1: case SYSREG_ICC_PMR_EL1: + case SYSREG_ICC_RPR_EL1: case SYSREG_ICC_SGI0R_EL1: case SYSREG_ICC_SGI1R_EL1: case SYSREG_ICC_SRE_EL1: @@ -1673,6 +1674,7 @@ static int hvf_sysreg_write(CPUState *cpu, uint32_t reg, uint64_t val) case SYSREG_ICC_IGRPEN0_EL1: case SYSREG_ICC_IGRPEN1_EL1: case SYSREG_ICC_PMR_EL1: + case SYSREG_ICC_RPR_EL1: case SYSREG_ICC_SGI0R_EL1: case SYSREG_ICC_SGI1R_EL1: case SYSREG_ICC_SRE_EL1: