From patchwork Wed Nov 15 07:15:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13456365 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 58E834685 for ; Wed, 15 Nov 2023 07:23:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="aryI8hK+" Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 541958E for ; Tue, 14 Nov 2023 23:23:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1700032985; x=1731568985; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=j6EK6gjeMnO1svoBe83lzwmRzB9m0iGmYDYaHxGemsI=; b=aryI8hK+rnq8d/kSl0yUxp78aUTjU++hrd6XMs9uQ4owdtn6eQgrU1Id 69VZ9mnoBAcDXNMv4hC2dTliIJnxz7h0UOuZI05rgXS/azJd7VEbPKTP0 qDS3xANOA9bcONWXgqsqKxPTG+cKyT6DkaoYGhFt0N28wR1UDtY9CX8nF NNzZLnThdhOMJ/RoaW1ZIVoOQZ5dH6POAqJm1bJbI0wQY4mBIuRdBedpy EveFlJ0VfO01Lu88E6dkyNGZPbS9weS3Zk/jCcSdNAZOkbh9luuR1dlVJ YvUOssphXSCsrvaW1qnGbDa19SZrn6h2ObbjAuh82FI7sxBi8Ftri8Jg1 Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10894"; a="390623523" X-IronPort-AV: E=Sophos;i="6.03,304,1694761200"; d="scan'208";a="390623523" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Nov 2023 23:23:04 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10894"; a="714800337" X-IronPort-AV: E=Sophos;i="6.03,304,1694761200"; d="scan'208";a="714800337" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by orsmga003.jf.intel.com with ESMTP; 14 Nov 2023 23:22:57 -0800 From: Xiaoyao Li To: Paolo Bonzini , David Hildenbrand , Igor Mammedov , "Michael S . Tsirkin" , Marcel Apfelbaum , Richard Henderson , Peter Xu , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Cornelia Huck , =?utf-8?q?Daniel_P_=2E_Berrang=C3=A9?= , Eric Blake , Markus Armbruster , Marcelo Tosatti Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, xiaoyao.li@intel.com, Michael Roth , Sean Christopherson , Claudio Fontana , Gerd Hoffmann , Isaku Yamahata , Chenyi Qiang Subject: [PATCH v3 58/70] pci-host/q35: Move PAM initialization above SMRAM initialization Date: Wed, 15 Nov 2023 02:15:07 -0500 Message-Id: <20231115071519.2864957-59-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231115071519.2864957-1-xiaoyao.li@intel.com> References: <20231115071519.2864957-1-xiaoyao.li@intel.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Isaku Yamahata In mch_realize(), process PAM initialization before SMRAM initialization so that later patch can skill all the SMRAM related with a single check. Signed-off-by: Isaku Yamahata Signed-off-by: Xiaoyao Li --- hw/pci-host/q35.c | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c index 08534bc7cc09..4ac44975c75d 100644 --- a/hw/pci-host/q35.c +++ b/hw/pci-host/q35.c @@ -568,6 +568,16 @@ static void mch_realize(PCIDevice *d, Error **errp) /* setup pci memory mapping */ pc_pci_as_mapping_init(mch->system_memory, mch->pci_address_space); + /* PAM */ + init_pam(&mch->pam_regions[0], OBJECT(mch), mch->ram_memory, + mch->system_memory, mch->pci_address_space, + PAM_BIOS_BASE, PAM_BIOS_SIZE); + for (i = 0; i < ARRAY_SIZE(mch->pam_regions) - 1; ++i) { + init_pam(&mch->pam_regions[i + 1], OBJECT(mch), mch->ram_memory, + mch->system_memory, mch->pci_address_space, + PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE, PAM_EXPAN_SIZE); + } + /* if *disabled* show SMRAM to all CPUs */ memory_region_init_alias(&mch->smram_region, OBJECT(mch), "smram-region", mch->pci_address_space, MCH_HOST_BRIDGE_SMRAM_C_BASE, @@ -634,15 +644,6 @@ static void mch_realize(PCIDevice *d, Error **errp) object_property_add_const_link(qdev_get_machine(), "smram", OBJECT(&mch->smram)); - - init_pam(&mch->pam_regions[0], OBJECT(mch), mch->ram_memory, - mch->system_memory, mch->pci_address_space, - PAM_BIOS_BASE, PAM_BIOS_SIZE); - for (i = 0; i < ARRAY_SIZE(mch->pam_regions) - 1; ++i) { - init_pam(&mch->pam_regions[i + 1], OBJECT(mch), mch->ram_memory, - mch->system_memory, mch->pci_address_space, - PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE, PAM_EXPAN_SIZE); - } } uint64_t mch_mcfg_base(void)