From nobody Tue Feb 10 20:47:49 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+113657+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+113657+1787277+3901457@groups.io ARC-Seal: i=1; a=rsa-sha256; t=1705047789; cv=none; d=zohomail.com; s=zohoarc; b=T0r99hq3Yo6dEmYtzj9HDhndULf3/0u6bUE6BZZC9mdvMN6C1aJtPHjfMvsu0ICPi79g8iYbmuIdZ5k4BuBnU+6ihTrWk+5R7wWqGb6FAO0icLsK2QyVqcVICHtEmxUpZQHla25pg3OfxNxJgi5VQQx5qGZORgZ/NDVKGFdlVYg= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1705047789; 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=V6nquxoTYRuV5EUwzzX9VlR9eiNfuyp3I4rXfJWH4pU=; b=KaNjr2ZTKtlsvJUscdz0fiRcaHuHGzY9hYugQDHfBeUZMl+LCSQmh4vWFYEUIMfhKm+fHE3inaFmbgKMtQ/IyivO6d1d1Ke3OLC2VxA7UKdi+9v92t+lN0oQ1Fhmw5YuZFxqC4mCaPlvZVfreORnAxPaXnWVQZhzk06mOt2b7i8= 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+113657+1787277+3901457@groups.io Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1705047789039155.6191733761118; Fri, 12 Jan 2024 00:23:09 -0800 (PST) Return-Path: DKIM-Signature: a=rsa-sha256; bh=XzOfc+SkTm+Mq8wtvJF2wGyCGmFmhOpuH/ExCm+zEoE=; 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=1705047788; v=1; b=EX2GCtMpIImR8TBkfQqfJpjMTC9md+zlk6u7wGv/7SjSYsMAkh3EnSXkdAE7HT4kyjfnaaTk mfZ7umhYpym0SamhHZkZbnRxkIuemVRRX55SJBzQrChJMd3vgmGB986nBYYbCFfPUY4L2omqKEa A367DU0QGarRLZ+eoF0sP7kg= X-Received: by 127.0.0.2 with SMTP id 8Yz8YY1788612x0bkuSJwg17; Fri, 12 Jan 2024 00:23:08 -0800 X-Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by mx.groups.io with SMTP id smtpd.web10.3046.1705047787494886011 for ; Fri, 12 Jan 2024 00:23:08 -0800 X-Received: from loongson.cn (unknown [10.2.9.245]) by gateway (Coremail) with SMTP id _____8DxzvDo9qBlyH0EAA--.13147S3; Fri, 12 Jan 2024 16:23:04 +0800 (CST) X-Received: from code-server.gen (unknown [10.2.9.245]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Bxut3m9qBl6IcTAA--.50985S2; Fri, 12 Jan 2024 16:23:02 +0800 (CST) From: "Chao Li" To: devel@edk2.groups.io Cc: Michael D Kinney , Liming Gao , Zhiguang Liu Subject: [edk2-devel] [PATCH v7 04/37] MdePkg: Add LoongArch64 local interrupt function set into BaseLib Date: Fri, 12 Jan 2024 16:23:01 +0800 Message-Id: <20240112082301.3285807-1-lichao@loongson.cn> In-Reply-To: <20240112082153.3284189-1-lichao@loongson.cn> References: <20240112082153.3284189-1-lichao@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Bxut3m9qBl6IcTAA--.50985S2 X-CM-SenderInfo: xolfxt3r6o00pqjv00gofq/1tbiAQAOCGWgj6kGSgAMsk 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: sfhmL39K2n1lN2eT7mhf3g0ox1787277AA= Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1705047790463100001 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 Reviewed-by: Liming Gao --- 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 7117c4288f..91322d2dfa 100644 --- a/MdePkg/Include/Library/BaseLib.h +++ b/MdePkg/Include/Library/BaseLib.h @@ -307,6 +307,26 @@ 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..8f9ee888b1 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) 2024, 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..126c7b49b3 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) 2024, 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 (#113657): https://edk2.groups.io/g/devel/message/113657 Mute This Topic: https://groups.io/mt/103679432/1787277 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-