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[50.253.99.174]) by smtp.gmail.com with ESMTPSA id q7sm1133951ilv.48.2021.10.19.09.45.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Oct 2021 09:45:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=1PhlzCvSvqqxwJDB+n7xnrNxr2xqSNg8Pye04ee+ax8=; b=cto8VnFa9SA2kZtI/G6J/q6cddtokv/GlTvU43Hm7SHurzJrrK1xdDNXiOySLewvnW heybDKcGOrKZYz7soDZcPPVP52iIQ1fO/KD7Sye3Kaf5OkfN9WX/UxWPNb0VXbTgyzW7 zCXgCUB69yed4Ezge+dGVcomm+G1pRtj6dWBOVfZk22Q3wVVcsSuW18FRQKydJayYHnB sIebFk/4dbRGqeyokx9BdpZQmtHunQfz+2IXnNAW/N6xS7iSGww69myQPv+yKcGzSlpH NMOnT3UIL8sGU694AEmS+wqPqYtswGR6uuY0YbCxMd/bg6MaAwBz7l1ENnFRsGCCpSXg xOHA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=1PhlzCvSvqqxwJDB+n7xnrNxr2xqSNg8Pye04ee+ax8=; b=ihQG9MIRqqnkOKl/bPIpbmgBTMzkDIrw/qy4A9Guo7pkXIFHDYcQI5jOWaI9oeMmBS TJEoMQmWZveHRsf0HaF7IPHxzRt1eOPu6vjhEkBh5k4JGGIE/Mx6CCf7W9K+faNIBYLY oiCY5lf0mmpYnD33YfzP4Lpl2MZmNUROFud0eiP10vXNvzPYMojgPwzipr/lOui53ZlL Z6xgu1MqH/NQcgDVcfSblcBrzEyzz3gweCazjhbHUtYTf3zHC7jI45Lha8ejqKntc0RT Mggu8a5SOIXm1MtS/P7c6eYLsTnQNd9ixl3bzAXITpO2tZ/FroCuV6F6n7VusDR4pvpf JCUg== X-Gm-Message-State: AOAM532MXOIXj3IHfRJ0ODZTgvBtqFnZz8c7IgQHgeSMFNEmOmaxm1MD x8Sc3zsfsi8CLkdLIV6byA0zKLXUdh6GGA== X-Google-Smtp-Source: ABdhPJzEfosj1cpdm7lLzYoXlpsp6FbhVd675Wkp0cx1EOlZyPnwpMmoAVCSH0hiCZJb81/0ZSOyOA== X-Received: by 2002:a05:6602:3412:: with SMTP id n18mr21027991ioz.65.1634661918090; Tue, 19 Oct 2021 09:45:18 -0700 (PDT) From: Warner Losh To: qemu-devel@nongnu.org Subject: [PATCH 11/24] bsd-user/arm/target_arch_vmparam.h: Parameters for arm address space Date: Tue, 19 Oct 2021 10:44:34 -0600 Message-Id: <20211019164447.16359-12-imp@bsdimp.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20211019164447.16359-1-imp@bsdimp.com> References: <20211019164447.16359-1-imp@bsdimp.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2607:f8b0:4864:20::d2c; envelope-from=imp@bsdimp.com; helo=mail-io1-xd2c.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stacey Son , qemu-trivial@nongnu.org, Klye Evans , Michael Tokarev , Laurent Vivier , Warner Losh Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1634662447825100001 Content-Type: text/plain; charset="utf-8" Various parameters describing the layout of the ARM address space. In addition, define routines to get the stack pointer and to set the second return value. Signed-off-by: Stacey Son Signed-off-by: Klye Evans Signed-off-by: Warner Losh Reviewed-by: Kyle Evans Reviewed-by: Richard Henderson --- bsd-user/arm/target_arch_vmparam.h | 48 ++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 bsd-user/arm/target_arch_vmparam.h diff --git a/bsd-user/arm/target_arch_vmparam.h b/bsd-user/arm/target_arch_= vmparam.h new file mode 100644 index 0000000000..4bbc04ddf5 --- /dev/null +++ b/bsd-user/arm/target_arch_vmparam.h @@ -0,0 +1,48 @@ +/* + * arm VM parameters definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + */ +#ifndef _TARGET_ARCH_VMPARAM_H_ +#define _TARGET_ARCH_VMPARAM_H_ + +#include "cpu.h" + +/* compare to sys/arm/include/vmparam.h */ +#define TARGET_MAXTSIZ (64 * MiB) /* max text size */ +#define TARGET_DFLDSIZ (128 * MiB) /* initial data size limi= t */ +#define TARGET_MAXDSIZ (512 * MiB) /* max data size */ +#define TARGET_DFLSSIZ (4 * MiB) /* initial stack size lim= it */ +#define TARGET_MAXSSIZ (64 * MiB) /* max stack size */ +#define TARGET_SGROWSIZ (128 * KiB) /* amount to grow stack */ + +#define TARGET_RESERVED_VA 0xf7000000 + + /* KERNBASE - 512 MB */ +#define TARGET_VM_MAXUSER_ADDRESS (0xc0000000 - (512 * MiB)) +#define TARGET_USRSTACK TARGET_VM_MAXUSER_ADDRESS + +static inline abi_ulong get_sp_from_cpustate(CPUARMState *state) +{ + return state->regs[13]; /* sp */ +} + +static inline void set_second_rval(CPUARMState *state, abi_ulong retval2) +{ + state->regs[1] =3D retval2; +} + +#endif /* ! _TARGET_ARCH_VMPARAM_H_ */ --=20 2.32.0