From nobody Tue Feb 10 19:48:33 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+110708+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+110708+1787277+3901457@groups.io ARC-Seal: i=1; a=rsa-sha256; t=1699241223; cv=none; d=zohomail.com; s=zohoarc; b=Bq1WaUMNg5QvhVC+ZlpL1VJ0EZI3WRs+YOcVh4Alf+XiBKzg2o7nvvzmTQWFMcHchPCiDxiAgy2ID82ygV7qzCZ8IqJ+/mI1JK7qq7ob2GxbDuYW3ktFzjSnlcc0X4s4uYOzHzFguHtcWbj2MSaK8+SXI4OhAwyBLW7xUMJdZfc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1699241223; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=cT/XdBx4BEVpBuTJxfGmDZDfn+UTU7CTbI0VWHqGMkQ=; b=G56zygTgGujw+I2PiLfVgtVh2wINKeK/q2hQCHm3i/ZMpvVQtNk/4CFEcfSL/v+d8xgBsPOfxeCr+c9HOnHsmdM+xpgAbQDVvoVgzo56931ccPNlwLRDIjMpw7C5HEbk9KzwQTkwRdfHSN+X4xG+V+NkUtHfccvpqTVksTut204= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+110708+1787277+3901457@groups.io Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1699241223172558.6975814331922; Sun, 5 Nov 2023 19:27:03 -0800 (PST) Return-Path: DKIM-Signature: a=rsa-sha256; bh=jMn/7w1Q/gaCXpa9QvF0SZtN4NuI2wSa8lBFzjpdBqM=; c=relaxed/simple; d=groups.io; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Transfer-Encoding; s=20140610; t=1699241222; v=1; b=VQug5Ct42gjjp1Ozy0mJi7eGLankTjGcIi+zfRRUe8YhARW1aBO0dQWMmDcmVeZMaHRHR84h D3RB3iQ6sZepMARbcpoL1XLoWydP+Rd6UhKyZijI4ehVQgh75ZEIeL8R7z05688gBqKvpCVlOdE u1lIn1N2+uAE8AexwSz5U5ts= X-Received: by 127.0.0.2 with SMTP id KkIWYY1788612xLDNKDdgkUo; Sun, 05 Nov 2023 19:27:02 -0800 X-Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by mx.groups.io with SMTP id smtpd.web11.46475.1699241221535446725 for ; Sun, 05 Nov 2023 19:27:02 -0800 X-Received: from loongson.cn (unknown [10.2.9.245]) by gateway (Coremail) with SMTP id _____8BxIvAEXUhl8DY3AA--.42069S3; Mon, 06 Nov 2023 11:27:00 +0800 (CST) X-Received: from code-server.gen (unknown [10.2.9.245]) by localhost.localdomain (Coremail) with SMTP id AQAAf8CxO9wDXUhl9xE6AA--.60220S2; Mon, 06 Nov 2023 11:26:59 +0800 (CST) From: "Chao Li" To: devel@edk2.groups.io Cc: Michael D Kinney , Liming Gao , Zhiguang Liu Subject: [edk2-devel] [PATCH v2 04/30] MdePkg: Add LoongArch64 local interrupt function set into BaseLib Date: Mon, 6 Nov 2023 11:26:57 +0800 Message-Id: <20231106032657.2268149-1-lichao@loongson.cn> In-Reply-To: <20231106032521.2251143-1-lichao@loongson.cn> References: <20231106032521.2251143-1-lichao@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8CxO9wDXUhl9xE6AA--.60220S2 X-CM-SenderInfo: xolfxt3r6o00pqjv00gofq/1tbiAQAGCGVFqihSvgAsst X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,lichao@loongson.cn List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: ZEtIlfekL6Gr1OPOxcF20mtJx1787277AA= Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1699241224723100003 Content-Type: text/plain; charset="utf-8" Adding LoongArch local interrupt function set, which is used to control the opening or closing of the local interrupt when the global interrupt is enabled. BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3D4584 Cc: Michael D Kinney Cc: Liming Gao Cc: Zhiguang Liu Signed-off-by: Chao Li Acked-by: Michael D Kinney --- MdePkg/Include/Library/BaseLib.h | 20 +++++++++++++++++ .../BaseLib/LoongArch64/DisableInterrupts.S | 22 ++++++++++++++----- .../BaseLib/LoongArch64/EnableInterrupts.S | 22 ++++++++++++++----- 3 files changed, 54 insertions(+), 10 deletions(-) diff --git a/MdePkg/Include/Library/BaseLib.h b/MdePkg/Include/Library/Base= Lib.h index a9a69c734c..93a014cd49 100644 --- a/MdePkg/Include/Library/BaseLib.h +++ b/MdePkg/Include/Library/BaseLib.h @@ -249,6 +249,26 @@ SetTlbRebaseAddress ( IN UINT64 ); =20 +/** + Enables local CPU interrupts. + + @param Needs to enable local interrupt bit. +**/ +VOID +EnableLocalInterrupts ( + IN UINT16 + ); + +/** + Disables local CPU interrupts. + + @param Needs to disable local interrupt bit. +**/ +VOID +DisableLocalInterrupts ( + IN UINT16 + ); + #endif // defined (MDE_CPU_LOONGARCH64) =20 // diff --git a/MdePkg/Library/BaseLib/LoongArch64/DisableInterrupts.S b/MdePk= g/Library/BaseLib/LoongArch64/DisableInterrupts.S index 0f228339af..5de10e9e7a 100644 --- a/MdePkg/Library/BaseLib/LoongArch64/DisableInterrupts.S +++ b/MdePkg/Library/BaseLib/LoongArch64/DisableInterrupts.S @@ -1,21 +1,33 @@ #-------------------------------------------------------------------------= ----- # -# LoongArch interrupt disable +# LoongArch interrupt disable operations # -# Copyright (c) 2022, Loongson Technology Corporation Limited. All rights = reserved.
+# Copyright (c) 2023, Loongson Technology Corporation Limited. All rights = reserved.
# # SPDX-License-Identifier: BSD-2-Clause-Patent # #-------------------------------------------------------------------------= ----- =20 +#include +#include + +ASM_GLOBAL ASM_PFX(DisableLocalInterrupts) ASM_GLOBAL ASM_PFX(DisableInterrupts) =20 #/** -# Disables CPU interrupts. +# Disables local CPU interrupts. +# +# @param Needs to disable local interrupt bit. #**/ +ASM_PFX(DisableLocalInterrupts): + csrxchg $zero, $a0, LOONGARCH_CSR_ECFG + jirl $zero, $ra, 0 =20 +#/** +# Disables global CPU interrupts. +#**/ ASM_PFX(DisableInterrupts): - li.w $t0, 0x4 - csrxchg $zero, $t0, 0x0 + li.w $t0, BIT2 + csrxchg $zero, $t0, LOONGARCH_CSR_CRMD jirl $zero, $ra, 0 .end diff --git a/MdePkg/Library/BaseLib/LoongArch64/EnableInterrupts.S b/MdePkg= /Library/BaseLib/LoongArch64/EnableInterrupts.S index 3c34fb2cdd..73adcd7b0c 100644 --- a/MdePkg/Library/BaseLib/LoongArch64/EnableInterrupts.S +++ b/MdePkg/Library/BaseLib/LoongArch64/EnableInterrupts.S @@ -1,21 +1,33 @@ #-------------------------------------------------------------------------= ----- # -# LoongArch interrupt enable +# LoongArch interrupt enable operations # -# Copyright (c) 2022, Loongson Technology Corporation Limited. All rights = reserved.
+# Copyright (c) 2023, Loongson Technology Corporation Limited. All rights = reserved.
# # SPDX-License-Identifier: BSD-2-Clause-Patent # #-------------------------------------------------------------------------= ----- =20 +#include +#include + +ASM_GLOBAL ASM_PFX(EnableLocalInterrupts) ASM_GLOBAL ASM_PFX(EnableInterrupts) =20 #/** -# Enables CPU interrupts. +# Enables local CPU interrupts. +# +# @param Needs to enable local interrupt bit. #**/ +ASM_PFX(EnableLocalInterrupts): + csrxchg $a0, $a0, LOONGARCH_CSR_ECFG + jirl $zero, $ra, 0 =20 +#/** +# Enables global CPU interrupts. +#**/ ASM_PFX(EnableInterrupts): - li.w $t0, 0x4 - csrxchg $t0, $t0, 0x0 + li.w $t0, BIT2 + csrxchg $t0, $t0, LOONGARCH_CSR_CRMD jirl $zero, $ra, 0 .end --=20 2.27.0 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#110708): https://edk2.groups.io/g/devel/message/110708 Mute This Topic: https://groups.io/mt/102413849/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-