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 <zltjiang...@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4...@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 3deb0245e7c..23f7b4508a4 100644
--- a/target/mips/cpu.c
+++ b/target/mips/cpu.c
@@ -287,3 +287,15 @@ 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
