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[83.57.175.68]) by smtp.gmail.com with ESMTPSA id q16sm9321215ejd.15.2021.03.02.06.59.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Mar 2021 06:59:26 -0800 (PST) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH v3 09/27] cpu: Move CPUClass::virtio_is_big_endian to SysemuCPUOps Date: Tue, 2 Mar 2021 15:58:00 +0100 Message-Id: <20210302145818.1161461-10-f4bug@amsat.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210302145818.1161461-1-f4bug@amsat.org> References: <20210302145818.1161461-1-f4bug@amsat.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::52f; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-ed1-x52f.google.com X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.25, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: Peter Maydell , Sarah Harris , Chris Wulff , Sagar Karandikar , David Hildenbrand , Anthony Green , Mark Cave-Ayland , Aleksandar Rikalo , =?utf-8?q?Philippe_Mathie?= =?utf-8?q?u-Daud=C3=A9?= , Max Filippov , Taylor Simpson , Alistair Francis , "Edgar E. Iglesias" , Guan Xuetao , Marek Vasut , Yoshinori Sato , "Michael S. Tsirkin" , Claudio Fontana , Palmer Dabbelt , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Artyom Tarasenko , Thomas Huth , Eduardo Habkost , Richard Henderson , Greg Kurz , qemu-s390x@nongnu.org, qemu-arm@nongnu.org, Michael Rolnik , Stafford Horne , =?utf-8?q?Alex_Benn=C3=A9e?= , David Gibson , qemu-riscv@nongnu.org, Bastian Koppelmann , Cornelia Huck , Laurent Vivier , Michael Walle , qemu-ppc@nongnu.org, Paolo Bonzini , Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" VirtIO devices are only meaningful with system emulation. Signed-off-by: Philippe Mathieu-Daudé --- include/hw/core/cpu.h | 5 ----- include/hw/core/sysemu-cpu-ops.h | 8 ++++++++ hw/core/cpu.c | 4 ++-- target/arm/cpu.c | 2 +- target/ppc/translate_init.c.inc | 4 +--- 5 files changed, 12 insertions(+), 11 deletions(-) diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h index 471c99d9f04..dfb50b60128 100644 --- a/include/hw/core/cpu.h +++ b/include/hw/core/cpu.h @@ -89,10 +89,6 @@ struct AccelCPUClass; * @parse_features: Callback to parse command line arguments. * @reset_dump_flags: #CPUDumpFlags to use for reset logging. * @has_work: Callback for checking if there is work to do. - * @virtio_is_big_endian: Callback to return %true if a CPU which supports - * runtime configurable endianness is currently big-endian. Non-configurable - * CPUs can use the default implementation of this method. This method should - * not be used by any callers other than the pre-1.0 virtio devices. * @memory_rw_debug: Callback for GDB memory access. * @dump_state: Callback for dumping state. * @dump_statistics: Callback for dumping statistics. @@ -151,7 +147,6 @@ struct CPUClass { int reset_dump_flags; bool (*has_work)(CPUState *cpu); - bool (*virtio_is_big_endian)(CPUState *cpu); int (*memory_rw_debug)(CPUState *cpu, vaddr addr, uint8_t *buf, int len, bool is_write); void (*dump_state)(CPUState *cpu, FILE *, int flags); diff --git a/include/hw/core/sysemu-cpu-ops.h b/include/hw/core/sysemu-cpu-ops.h index 05f19b22070..9c3ac4f2280 100644 --- a/include/hw/core/sysemu-cpu-ops.h +++ b/include/hw/core/sysemu-cpu-ops.h @@ -16,6 +16,14 @@ * struct SysemuCPUOps: System operations specific to a CPU class */ typedef struct SysemuCPUOps { + /** + * @virtio_is_big_endian: Callback to return %true if a CPU which supports + * runtime configurable endianness is currently big-endian. + * Non-configurable CPUs can use the default implementation of this method. + * This method should not be used by any callers other than the pre-1.0 + * virtio devices. + */ + bool (*virtio_is_big_endian)(CPUState *cpu); /** * @vmsd: State description for migration. */ diff --git a/hw/core/cpu.c b/hw/core/cpu.c index 5abf8bed2e4..09eaa3fa49f 100644 --- a/hw/core/cpu.c +++ b/hw/core/cpu.c @@ -204,8 +204,8 @@ bool cpu_virtio_is_big_endian(CPUState *cpu) { CPUClass *cc = CPU_GET_CLASS(cpu); - if (cc->virtio_is_big_endian) { - return cc->virtio_is_big_endian(cpu); + if (cc->sysemu_ops->virtio_is_big_endian) { + return cc->sysemu_ops->virtio_is_big_endian(cpu); } return target_words_bigendian(); } diff --git a/target/arm/cpu.c b/target/arm/cpu.c index e03977e4c3c..2bad6307cce 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -2262,6 +2262,7 @@ static gchar *arm_gdb_arch_name(CPUState *cs) #ifndef CONFIG_USER_ONLY static struct SysemuCPUOps arm_sysemu_ops = { + .virtio_is_big_endian = arm_cpu_virtio_is_big_endian, .vmsd = &vmstate_arm_cpu, }; #endif @@ -2305,7 +2306,6 @@ static void arm_cpu_class_init(ObjectClass *oc, void *data) #ifndef CONFIG_USER_ONLY cc->get_phys_page_attrs_debug = arm_cpu_get_phys_page_attrs_debug; cc->asidx_from_attrs = arm_asidx_from_attrs; - cc->virtio_is_big_endian = arm_cpu_virtio_is_big_endian; cc->write_elf64_note = arm_cpu_write_elf64_note; cc->write_elf32_note = arm_cpu_write_elf32_note; cc->sysemu_ops = &arm_sysemu_ops; diff --git a/target/ppc/translate_init.c.inc b/target/ppc/translate_init.c.inc index b5ed1dbfd26..2dd4f47adbb 100644 --- a/target/ppc/translate_init.c.inc +++ b/target/ppc/translate_init.c.inc @@ -10845,6 +10845,7 @@ static Property ppc_cpu_properties[] = { #ifndef CONFIG_USER_ONLY static struct SysemuCPUOps ppc_sysemu_ops = { + .virtio_is_big_endian = ppc_cpu_is_big_endian, .vmsd = &vmstate_ppc_cpu, }; #endif @@ -10913,9 +10914,6 @@ static void ppc_cpu_class_init(ObjectClass *oc, void *data) cc->gdb_core_xml_file = "power64-core.xml"; #else cc->gdb_core_xml_file = "power-core.xml"; -#endif -#ifndef CONFIG_USER_ONLY - cc->virtio_is_big_endian = ppc_cpu_is_big_endian; #endif cc->disas_set_info = ppc_disas_set_info;