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[27.32.110.191]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-207946046cbsm37482545ad.105.2024.09.16.08.52.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Sep 2024 08:52:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1726501941; x=1727106741; 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=voYN43OZ7lwbwneNl7z2eHNOhROV9NjNWmAvKPq1wXw=; b=LP3Fu7mBSHL54RqDFBe+MOZLc/3HLeG9E1hRPFWnDwlslKWpUcCEVlk4+XhSs3tZoe CSYWbEmGdpbotGPI/JtvJ4FeUjHmYCdcvOLsO4zmCDWuX18SiJddAKfvVj2o2e2wCND7 pWjzplBtrbrmk4yAh/52pcJXyeDwRlJzHSw8M46ND++LuFbBh/uJ66zW+p/ndM8I3bxF 3cdb5m/5bqfu756FfTis0agrqXQIaX97zXL5Wwit4dbkAAE1pRt1tr05EL5OtsNYFxPD PRkItD84HSrDLUdJmjXDN2WoFbE6lPG53zSIxl3ZbhA7QOzi8HHzj5pXBFJjTFC8LXJ6 g79A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726501941; x=1727106741; 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=voYN43OZ7lwbwneNl7z2eHNOhROV9NjNWmAvKPq1wXw=; b=tUSU02WYfMoq2Br5vVlXD3NQNxfvvePfSTs4RTDosMs4eBiNAjmDeeNFJcehw7hDPy za6a5205DYhTU99keMUcPX8fADlydN4/QH13Mzj2GFMD8hnLaBaaO1YHjg/l2pYt4muK EWBc2PryqQ23b8gRKUrwX9NGirQqTOVx2wkbGgEnOSQcs+eHLpJmS0rcmC8tRDiguqEW 5mxtMksKmwkDsbgfIZLbORfpdyfAlpyGjrRz/FfbcZq+9ULSAA22eZ0ao+xjDywmYPWE BdonvbGB/n9PAbEfat/qZdogFSfKPzBCxR7HYinSKoTSqmSEzlQiu6Ue4fxb4TNTdwHG uGlQ== X-Forwarded-Encrypted: i=1; AJvYcCWzg75/dQJ4kNAuScLpU+Jq11mbSziaCqCnV/+HrgxEMYwQKB28MtNJsI90JBhQHPX07ZORNvrClN8B@nongnu.org X-Gm-Message-State: AOJu0YwSrBiMHSv9ae74RT/XeH8m73KHsOhkC7xXNbdx72luD9Iuc2t1 ah4ImWzAUrZexzS1HiTvL6X6V8ePUNA+hiT4OMls1UfhklmWq15QM6SdMa6X X-Google-Smtp-Source: AGHT+IFz9LAWYvIZ716tCUa0YLHvfPU8zdanNYfeyDHJ2w9J1P6DYEpVtSn54g93WgcfjQyml5dwSA== X-Received: by 2002:a17:902:e5c8:b0:1fc:2e38:d3de with SMTP id d9443c01a7336-2076e315577mr251668655ad.7.1726501941458; Mon, 16 Sep 2024 08:52:21 -0700 (PDT) From: Ajeet Singh X-Google-Original-From: Ajeet Singh To: qemu-devel@nongnu.org Cc: Alistair Francis , Mark Corbin , qemu-riscv@nongnu.org, Warner Losh , Daniel Henrique Barboza , Ajeet Singh , Richard Henderson Subject: [PATCH v7 13/17] bsd-user: Define RISC-V signal handling structures and constants Date: Tue, 17 Sep 2024 01:51:15 +1000 Message-Id: <20240916155119.14610-14-itachis@FreeBSD.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240916155119.14610-1-itachis@FreeBSD.org> References: <20240916155119.14610-1-itachis@FreeBSD.org> 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: pass client-ip=2607:f8b0:4864:20::62d; envelope-from=itachis6234@gmail.com; helo=mail-pl1-x62d.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1726502026939116600 Content-Type: text/plain; charset="utf-8" From: Mark Corbin Added definitions for RISC-V signal handling, including structures and constants for managing signal frames and context Signed-off-by: Mark Corbin Signed-off-by: Ajeet Singh Co-authored-by: Warner Losh Reviewed-by: Richard Henderson --- bsd-user/riscv/target_arch_signal.h | 75 +++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 bsd-user/riscv/target_arch_signal.h diff --git a/bsd-user/riscv/target_arch_signal.h b/bsd-user/riscv/target_ar= ch_signal.h new file mode 100644 index 0000000000..1a634b865b --- /dev/null +++ b/bsd-user/riscv/target_arch_signal.h @@ -0,0 +1,75 @@ +/* + * RISC-V signal definitions + * + * Copyright (c) 2019 Mark Corbin + * + * 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_SIGNAL_H +#define TARGET_ARCH_SIGNAL_H + +#include "cpu.h" + + +#define TARGET_INSN_SIZE 4 /* riscv instruction size */ + +/* Size of the signal trampoline code placed on the stack. */ +#define TARGET_SZSIGCODE ((abi_ulong)(7 * TARGET_INSN_SIZE)) + +/* Compare with riscv/include/_limits.h */ +#define TARGET_MINSIGSTKSZ (1024 * 4) +#define TARGET_SIGSTKSZ (TARGET_MINSIGSTKSZ + 32768) + +struct target_gpregs { + uint64_t gp_ra; + uint64_t gp_sp; + uint64_t gp_gp; + uint64_t gp_tp; + uint64_t gp_t[7]; + uint64_t gp_s[12]; + uint64_t gp_a[8]; + uint64_t gp_sepc; + uint64_t gp_sstatus; +}; + +struct target_fpregs { + uint64_t fp_x[32][2]; + uint64_t fp_fcsr; + uint32_t fp_flags; + uint32_t pad; +}; + +typedef struct target_mcontext { + struct target_gpregs mc_gpregs; + struct target_fpregs mc_fpregs; + uint32_t mc_flags; +#define TARGET_MC_FP_VALID 0x01 + uint32_t mc_pad; + uint64_t mc_spare[8]; +} target_mcontext_t; + +#define TARGET_MCONTEXT_SIZE 864 +#define TARGET_UCONTEXT_SIZE 936 + +#include "target_os_ucontext.h" + +struct target_sigframe { + target_ucontext_t sf_uc; /* =3D *sf_uncontext */ + target_siginfo_t sf_si; /* =3D *sf_siginfo (SA_SIGINFO case)*/ +}; + +#define TARGET_SIGSTACK_ALIGN 16 + +#endif /* TARGET_ARCH_SIGNAL_H */ --=20 2.34.1