From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0C476C3DA41 for ; Sun, 7 Jul 2024 19:13:03 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sQXIh-0000oB-Kz; Sun, 07 Jul 2024 15:11:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sQXIg-0000o2-LO for qemu-devel@nongnu.org; Sun, 07 Jul 2024 15:11:54 -0400 Received: from mail-oi1-x233.google.com ([2607:f8b0:4864:20::233]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sQXIf-00059z-73 for qemu-devel@nongnu.org; Sun, 07 Jul 2024 15:11:54 -0400 Received: by mail-oi1-x233.google.com with SMTP id 5614622812f47-3d92bbadfd6so461083b6e.3 for ; Sun, 07 Jul 2024 12:11:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1720379512; x=1720984312; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=v5fjvNTx+vSPFZHp2emZLnu0OQ08Pqx5zQgJemqgRQ0=; b=F1uLfl/SSpcI8IonT5DHLDho7DF9AUzy9NPsDkbwYDEQZGpfC0V36N39cDbBs8+n5l SC08vSt1b/xKgvxuhcHWZi/vKwRkiqS166+Cgf3w6ySkB9sc3a4meTW/JdYLDN/LfJvm FbelrbwzuO9xs1XXnDKhDgCTnpmS9Y9BJ+2XXvAme2NL+L9V8u16lvh2pzpmuCRW5koB P3291G5bjGdFxa0oEM33/NUCpnxxuTk2Lw5kCkTrpLEjd9BL0+wLbZKyW4hxDIA5Qici Geh8Wh8TzRBynwKR8TFme/BDMFkco9hbMGIIo9o8EKt60CeU2IWxqJlmhwpFiZTM/kB8 kijg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1720379512; x=1720984312; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=v5fjvNTx+vSPFZHp2emZLnu0OQ08Pqx5zQgJemqgRQ0=; b=adSPosAld9S+trO6RCLimZ1jqI8svINnersGV0otz+q+tTO7GdwZn4IWGqkdyzU0fk 2cZtA7qt6czF9MH1cAuOArhgvnygrHwmEtQ+DdVgiacKujzq1J+ua02NJeBCykZYWmTx 9NRpzZYmbkC/MctXi/qCOhsVKQ/Dz/LzEXJnyltVh8c3/mW3uvu8ma87pBvkxUe9sPSt Q9a7PVzkPQ98WOGVY95YAgFaFUOjrMvFSlPLRbs/eShcFgZMLObOo/fE4SLujwfHPwO6 ZUAmvxU00wDWnn2uSw+vHpBBPjCWP565nnYucsFVAk6DsoXy6gGzYvk8Wk4DAgsLzng6 SbAA== X-Gm-Message-State: AOJu0Yyroa7UwBU+PtoZ3m1ShA+DeUZ1Ph1vhsrV0UvH84Su2OorLlMR 3AN3i+LuZEMOyhoTqukw39oa/ym4xWR6QjAHntJe6giNVLdmhLd/P5D41O36 X-Google-Smtp-Source: AGHT+IEXSu2N8jPpnw7zLKIx57cf0AKYgpXqa7y3MKyXHXh5o3Kh+W3KlgofBf/eahjKbvDm5mBGHg== X-Received: by 2002:a05:6808:1705:b0:3d6:2fc8:2553 with SMTP id 5614622812f47-3d914eabe84mr11526335b6e.52.1720379511656; Sun, 07 Jul 2024 12:11:51 -0700 (PDT) Received: from localhost.localdomain ([106.222.220.84]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1fac11d8a70sm172156725ad.118.2024.07.07.12.11.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 07 Jul 2024 12:11:51 -0700 (PDT) From: Ajeet Singh X-Google-Original-From: Ajeet Singh To: qemu-devel@nongnu.org Cc: Warner Losh , Stacey Son , Ajeet Singh Subject: [PATCH v2 7/8] bsd-user:Add set_mcontext function for ARM AArch64 Date: Mon, 8 Jul 2024 00:41:27 +0530 Message-Id: <20240707191128.10509-8-itachis@FreeBSD.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240707191128.10509-1-itachis@FreeBSD.org> References: <20240707191128.10509-1-itachis@FreeBSD.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::233; envelope-from=itachis6234@gmail.com; helo=mail-oi1-x233.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Stacey Son The function copies register values from the provided target_mcontext_t structure to the CPUARMState registers. Note:FP is unfinished upstream but will be a separate commit coming soon. Signed-off-by: Stacey Son Signed-off-by: Ajeet Singh --- bsd-user/aarch64/signal.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/bsd-user/aarch64/signal.c b/bsd-user/aarch64/signal.c index 43c886e603..13faac8ce6 100644 --- a/bsd-user/aarch64/signal.c +++ b/bsd-user/aarch64/signal.c @@ -95,3 +95,25 @@ abi_long setup_sigframe_arch(CPUARMState *env, abi_ulong frame_addr, return 0; } +/* + * Compare to set_mcontext() in arm64/arm64/machdep.c + * Assumes that the memory is locked if frame points to user memory. + */ +abi_long set_mcontext(CPUARMState *regs, target_mcontext_t *mcp, int srflag) +{ + int err = 0, i; + const uint64_t *gr = mcp->mc_gpregs.gp_x; + + for (i = 0; i < 30; i++) { + regs->xregs[i] = tswap64(gr[i]); + } + + regs->xregs[TARGET_REG_SP] = tswap64(mcp->mc_gpregs.gp_sp); + regs->xregs[TARGET_REG_LR] = tswap64(mcp->mc_gpregs.gp_lr); + regs->pc = mcp->mc_gpregs.gp_elr; + pstate_write(regs, mcp->mc_gpregs.gp_spsr); + + /* XXX FP? */ + + return err; +} -- 2.34.1