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[83.52.172.117]) by smtp.gmail.com with ESMTPSA id 71sm9193904wrm.20.2020.10.17.07.04.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 17 Oct 2020 07:04:23 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PULL 21/44] target/mips/cpu: Introduce mips_cpu_create_with_clock() helper Date: Sat, 17 Oct 2020 16:02:20 +0200 Message-Id: <20201017140243.1078718-22-f4bug@amsat.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201017140243.1078718-1-f4bug@amsat.org> References: <20201017140243.1078718-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::330; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wm1-x330.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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: Huacai Chen , Aleksandar Rikalo , Paul Burton , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , =?UTF-8?q?Herv=C3=A9=20Poussineau?= , Huacai Chen , Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Introduce an helper to create a MIPS CPU and connect it to a reference clock. This helper is not MIPS specific, but so far only MIPS CPUs need it. Suggested-by: Huacai Chen Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20201012095804.3335117-13-f4bug@amsat.org> --- target/mips/cpu.h | 12 ++++++++++++ target/mips/cpu.c | 12 ++++++++++++ 2 files changed, 24 insertions(+) diff --git a/target/mips/cpu.h b/target/mips/cpu.h index 062a4ba6225..d41579d44ae 100644 --- a/target/mips/cpu.h +++ b/target/mips/cpu.h @@ -1307,4 +1307,16 @@ static inline void cpu_get_tb_cpu_state(CPUMIPSState *env, target_ulong *pc, MIPS_HFLAG_HWRENA_ULR); } +/** + * mips_cpu_create_with_clock: + * @typename: a MIPS CPU type. + * @cpu_refclk: this cpu input clock (an output clock of another device) + * + * Instantiates a MIPS CPU, set the input clock of the CPU to @cpu_refclk, + * then realizes the CPU. + * + * Returns: A #CPUState or %NULL if an error occurred. + */ +MIPSCPU *mips_cpu_create_with_clock(const char *cpu_type, Clock *cpu_refclk); + #endif /* MIPS_CPU_H */ diff --git a/target/mips/cpu.c b/target/mips/cpu.c index 2a6f4840e20..33a9ed5c24b 100644 --- a/target/mips/cpu.c +++ b/target/mips/cpu.c @@ -288,3 +288,15 @@ static void mips_cpu_register_types(void) } type_init(mips_cpu_register_types) + +/* Could be used by generic CPU object */ +MIPSCPU *mips_cpu_create_with_clock(const char *cpu_type, Clock *cpu_refclk) +{ + DeviceState *cpu; + + cpu = DEVICE(object_new(cpu_type)); + qdev_connect_clock_in(cpu, "clk-in", cpu_refclk); + qdev_realize(cpu, NULL, &error_abort); + + return MIPS_CPU(cpu); +} -- 2.26.2