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[2403:580b:97e8:0:82ce:f179:8a79:69f4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71afc8342easm1665310b3a.11.2024.09.24.15.20.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Sep 2024 15:20:16 -0700 (PDT) From: Alistair Francis X-Google-Original-From: Alistair Francis To: qemu-devel@nongnu.org Cc: alistair23@gmail.com, Mark Corbin , Ajeet Singh , Jessica Clarke , Richard Henderson , Alistair Francis Subject: [PULL v2 41/47] bsd-user: Define RISC-V system call structures and constants Date: Wed, 25 Sep 2024 08:17:42 +1000 Message-ID: <20240924221751.2688389-42-alistair.francis@wdc.com> X-Mailer: git-send-email 2.46.1 In-Reply-To: <20240924221751.2688389-1-alistair.francis@wdc.com> References: <20240924221751.2688389-1-alistair.francis@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::42e; envelope-from=alistair23@gmail.com; helo=mail-pf1-x42e.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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Mark Corbin Introduced definitions for the RISC-V system call interface, including the 'target_pt_regs' structure that outlines the register storage layout during a system call. Added constants for hardware machine identifiers. Signed-off-by: Mark Corbin Signed-off-by: Ajeet Singh Co-authored-by: Jessica Clarke Reviewed-by: Richard Henderson Message-ID: <20240916155119.14610-12-itachis@FreeBSD.org> Signed-off-by: Alistair Francis --- bsd-user/riscv/target_syscall.h | 38 +++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 bsd-user/riscv/target_syscall.h diff --git a/bsd-user/riscv/target_syscall.h b/bsd-user/riscv/target_syscall.h new file mode 100644 index 0000000000..e7e5231309 --- /dev/null +++ b/bsd-user/riscv/target_syscall.h @@ -0,0 +1,38 @@ +/* + * RISC-V system call definitions + * + * Copyright (c) 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 BSD_USER_RISCV_TARGET_SYSCALL_H +#define BSD_USER_RISCV_TARGET_SYSCALL_H + +/* + * struct target_pt_regs defines the way the registers are stored on the stack + * during a system call. + */ + +struct target_pt_regs { + abi_ulong regs[32]; + abi_ulong sepc; +}; + +#define UNAME_MACHINE "riscv64" + +#define TARGET_HW_MACHINE "riscv" +#define TARGET_HW_MACHINE_ARCH UNAME_MACHINE + +#endif /* BSD_USER_RISCV_TARGET_SYSCALL_H */