From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by spool.mail.gandi.net (Postfix) with ESMTPS id F3F527803DB for ; Fri, 12 Jan 2024 08:23:09 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=jIDR8O7eM1cR4jFmLO+pOH0etVw7ceIjYdj/IYyh1gk=; 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=CSB1vA1wffEhp7F373nEq6xiY/5EcXEr3vTJUsbknZP0It31B8cIZLQGFTYNP/X9t7lMJu4u 46z/s6P1p7q1znv3hRXwg3QLf6dAsX9R9teeFtXCdnrqM6EZW9Ad6pIdiWhX7oGfjy9ZFvZQkhL T9k0CSkalG/r4EtMlZdghjtI= X-Received: by 127.0.0.2 with SMTP id cSw4YY7687511xsKWimdbOMz; 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: MeaaRYLtEXCeTNtinX0pgsSHx7686176AA= Content-Transfer-Encoding: 8bit X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20140610 header.b=CSB1vA1w; dmarc=none; spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce@groups.io 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=4584 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/BaseLib.h index 7117c4288f..91322d2dfa 100644 --- a/MdePkg/Include/Library/BaseLib.h +++ b/MdePkg/Include/Library/BaseLib.h @@ -307,6 +307,26 @@ SetTlbRebaseAddress ( IN UINT64 ); +/** + 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) // diff --git a/MdePkg/Library/BaseLib/LoongArch64/DisableInterrupts.S b/MdePkg/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 # #------------------------------------------------------------------------------ +#include +#include + +ASM_GLOBAL ASM_PFX(DisableLocalInterrupts) ASM_GLOBAL ASM_PFX(DisableInterrupts) #/** -# 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 +#/** +# 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 # #------------------------------------------------------------------------------ +#include +#include + +ASM_GLOBAL ASM_PFX(EnableLocalInterrupts) ASM_GLOBAL ASM_PFX(EnableInterrupts) #/** -# 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 +#/** +# 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 -- 2.27.0 -=-=-=-=-=-=-=-=-=-=-=- 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/103679432/7686176 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io] -=-=-=-=-=-=-=-=-=-=-=-