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[2403:580b:97e8:0:82ce:f179:8a79:69f4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71908fc8fdesm3833034b3a.1.2024.09.11.22.31.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Sep 2024 22:32:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1726119122; x=1726723922; 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=00k0Mqx/EpFUnR82ExpzBJkLkNZLP5MDHD2q8XNb0eY=; b=PIyG4vwvhQ5+Vl770jNqy5xp56ACpiJLSYvkM4o0MLGXuRex3X31ThQ/B0AA8j0PS1 qiHOm1feSNQJQW7vCyfV3cmAF5V80QqHRAl3gLlLzoqw7m98Krlvfl4M9Q23UXxeD62e cqEYe4DxIHCaw/WdGJkct9unyV/jNMGVa356mMGiD5951VBlgPpvJUXs+WthOtLBFw5D fWQ8yR8BYVzzdBBF3fU+bp4UrpGuMc9REETV9ihPtVoZF84JM02vUo+eEuTQXAWdtmiP 9KnapWoDakx1dzsyWlV9zG3WVpVE2exDCNAyYBcorb/yjDX6kozQLWIYEOTz/Lh9R6jW bPGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726119122; x=1726723922; 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=00k0Mqx/EpFUnR82ExpzBJkLkNZLP5MDHD2q8XNb0eY=; b=uDFu8b5AMlo/5PlWhZZy2kFa2QfYp5RI4Y0eFnSfMH01Ovhs1ZJgn7L21FI3bZ/tQk rNQPdekwtGavw3hF8cw45gv7YoJ6NBnC4Lmrr9+OKAoxzOHezbJp4fTrasx95Hmm8WkG eMjuPGn9tkhMJKbHtkvdVFp1g16mVg/GegdUmjwJbiGVlvKppQWIkHQ94Vl/qR82BEmn jDL5hZZQPCKZ8Q9zSDFAX8NSAhKMbGNyGOLwhWYbxWgXhdY71v6KfGYj4IZytGCCOVoJ 52NvUmoiD/jVu0HNYB0GTQsZ57gzuXgZ1h6irhiVjy3S/RQb3ZnHsD0c/uT4LvWwDHso NsZQ== X-Gm-Message-State: AOJu0Yz3jBbEsz042Fxc2bQyNU61bkQf+7zXQGYn/q2H7Bw7USjhLPY5 AvNXLq5mpUnMk7NJd3UhxW5ReUoOfmmAdc8MrECvzBkc8wRF8R0iQHzbjA== X-Google-Smtp-Source: AGHT+IGokXQU+krw4BySG5/0ZY/OlN9RfUUfqek2zBZGxtavXhP2vT/OfN8M9VuIlnIfmnNRx4YXhg== X-Received: by 2002:a05:6a21:3318:b0:1c8:fdc7:8813 with SMTP id adf61e73a8af0-1cf75f2a590mr2135044637.23.1726119122017; Wed, 11 Sep 2024 22:32:02 -0700 (PDT) From: Alistair Francis X-Google-Original-From: Alistair Francis To: qemu-devel@nongnu.org Cc: alistair23@gmail.com, Mark Corbin , Ajeet Singh , Warner Losh , Richard Henderson , Alistair Francis Subject: [PULL 38/47] bsd-user: Define RISC-V signal handling structures and constants Date: Thu, 12 Sep 2024 15:29:43 +1000 Message-ID: <20240912052953.2552501-39-alistair.francis@wdc.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240912052953.2552501-1-alistair.francis@wdc.com> References: <20240912052953.2552501-1-alistair.francis@wdc.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: pass client-ip=2607:f8b0:4864:20::634; envelope-from=alistair23@gmail.com; helo=mail-pl1-x634.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: 1726119789959116600 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 Message-ID: <20240907031927.1908-14-itachis@FreeBSD.org> Signed-off-by: Alistair Francis --- 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 2.46.0