From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by mx.groups.io with SMTP id smtpd.web10.31471.1676941381763109783 for ; Mon, 20 Feb 2023 17:03:01 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=A63NEh88; spf=permerror, err=parse error for token &{10 18 %{ir}.%{v}.%{d}.spf.has.pphosted.com}: invalid domain name (domain: quicinc.com, ip: 205.220.180.131, mailfrom: quic_rcran@quicinc.com) Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 31L0pFT4026786; Tue, 21 Feb 2023 01:02:59 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=qcppdkim1; bh=GAU/4yUlDRodyRZS3W9J/AUAGqGxlusGbLiGdXbBadc=; b=A63NEh88ECTr1DpF1jDo5YtibFQCgSErY0q1eDm42A/qcsiGGVkz1eAlUbYDdEBRy7lY Bnl4qSZs+VT89eWiq2sry4hBV2tITC54HLCpxyrTcWOk8PZsaN1uPcGSRh5hUNAe2jGg aUs7yfagmSCERJzU4u+USXma5eTxmycKeA3t2h+gFNHEFRCQ8T/I/p2SM9+Ffue0wrab /xFnyKktxKDOT9XtQeXMwSruCoAFTJrCVQP/EV50acQm1W7/MIjt84pAaOWuVuVsbjGK KNVTNOfprw3HVr3jF2zJ9RB1mEjfKdpi9GpK2h6N3gml8iNnMct1lDtfEj/ijkdJPfSo +g== Received: from nalasppmta05.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3ntm1veq5u-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 21 Feb 2023 01:02:58 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 31L12vn9018970 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 21 Feb 2023 01:02:57 GMT Received: from linbox.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Mon, 20 Feb 2023 17:02:57 -0800 From: "Rebecca Cran" To: , Pierre Gondois , "Ard Biesheuvel" , Sami Mujawar , Thomas Abraham CC: Rebecca Cran Subject: [PATCH edk2-platforms v2 2/2] Platform/ARM/JunoPkg: Set PcdArmArchTimerFreqInHz to 0 to read from CNTFRQ_EL0 Date: Mon, 20 Feb 2023 18:02:42 -0700 Message-ID: <20230221010242.1038521-3-rebecca@quicinc.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230221010242.1038521-1-rebecca@quicinc.com> References: <20230221010242.1038521-1-rebecca@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: f3XrLuNr0UD9iflCVPEYU92ShzihjdeG X-Proofpoint-GUID: f3XrLuNr0UD9iflCVPEYU92ShzihjdeG X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.170.22 definitions=2023-02-20_19,2023-02-20_02,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 phishscore=0 bulkscore=0 malwarescore=0 mlxscore=0 lowpriorityscore=0 mlxlogscore=777 suspectscore=0 adultscore=0 impostorscore=0 priorityscore=1501 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302210007 Content-Transfer-Encoding: 8bit Content-Type: text/plain If PcdArmArchTimerFreqInHz is zero, the value of the timer frequency will be read from CNTFRQ_EL0. Avoid hard-coding the value in ArmJuno.dsc and instead let the ArmArchTimerLib driver read it from the SoC. Signed-off-by: Rebecca Cran --- Platform/ARM/JunoPkg/ArmJuno.dsc | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Platform/ARM/JunoPkg/ArmJuno.dsc b/Platform/ARM/JunoPkg/ArmJuno.dsc index 9cde4c862651..d3bb205aa6f2 100644 --- a/Platform/ARM/JunoPkg/ArmJuno.dsc +++ b/Platform/ARM/JunoPkg/ArmJuno.dsc @@ -188,7 +188,8 @@ # # ARM Architectural Timer Frequency # - gArmTokenSpaceGuid.PcdArmArchTimerFreqInHz|50000000 + # Set to 0 so ArmArchTimerLib will read its value from CNTFRQ_EL0 + gArmTokenSpaceGuid.PcdArmArchTimerFreqInHz|0 gEfiMdeModulePkgTokenSpaceGuid.PcdResetOnMemoryTypeInformationChange|FALSE -- 2.30.2