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authorBin Meng <bin.meng@windriver.com>2020-09-01 09:38:58 +0800
committerAlistair Francis <alistair.francis@wdc.com>2020-09-09 15:54:18 -0700
commit73f6ed97acdbf7aec72d368fd5e16c00e04ac172 (patch)
treeb8e8f5ca6ba769ca3ac776411be5f2d75d72781b /hw
parent4100d5e6dc28cdd89d3eec6e4ddeb9d1a159c330 (diff)
target/riscv: cpu: Set reset vector based on the configured property value
Now that we have the newly introduced 'resetvec' property in the RISC-V CPU and HART, instead of hard-coding the reset vector addr in the CPU's instance_init(), move that to riscv_cpu_realize() based on the configured property value from the RISC-V machines. Signed-off-by: Bin Meng <bin.meng@windriver.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <1598924352-89526-4-git-send-email-bmeng.cn@gmail.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'hw')
-rw-r--r--hw/riscv/opentitan.c1
-rw-r--r--hw/riscv/sifive_e.c1
-rw-r--r--hw/riscv/sifive_u.c2
3 files changed, 4 insertions, 0 deletions
diff --git a/hw/riscv/opentitan.c b/hw/riscv/opentitan.c
index 23ba3b4bfc..0531bd879b 100644
--- a/hw/riscv/opentitan.c
+++ b/hw/riscv/opentitan.c
@@ -111,6 +111,7 @@ static void lowrisc_ibex_soc_realize(DeviceState *dev_soc, Error **errp)
&error_abort);
object_property_set_int(OBJECT(&s->cpus), "num-harts", ms->smp.cpus,
&error_abort);
+ object_property_set_int(OBJECT(&s->cpus), "resetvec", 0x8090, &error_abort);
sysbus_realize(SYS_BUS_DEVICE(&s->cpus), &error_abort);
/* Boot ROM */
diff --git a/hw/riscv/sifive_e.c b/hw/riscv/sifive_e.c
index ca55cc438a..cd7560d8ec 100644
--- a/hw/riscv/sifive_e.c
+++ b/hw/riscv/sifive_e.c
@@ -177,6 +177,7 @@ static void sifive_e_soc_init(Object *obj)
object_initialize_child(obj, "cpus", &s->cpus, TYPE_RISCV_HART_ARRAY);
object_property_set_int(OBJECT(&s->cpus), "num-harts", ms->smp.cpus,
&error_abort);
+ object_property_set_int(OBJECT(&s->cpus), "resetvec", 0x1004, &error_abort);
object_initialize_child(obj, "riscv.sifive.e.gpio0", &s->gpio,
TYPE_SIFIVE_GPIO);
}
diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c
index a48046c6a0..404d5e6918 100644
--- a/hw/riscv/sifive_u.c
+++ b/hw/riscv/sifive_u.c
@@ -611,6 +611,7 @@ static void sifive_u_soc_instance_init(Object *obj)
qdev_prop_set_uint32(DEVICE(&s->e_cpus), "num-harts", 1);
qdev_prop_set_uint32(DEVICE(&s->e_cpus), "hartid-base", 0);
qdev_prop_set_string(DEVICE(&s->e_cpus), "cpu-type", SIFIVE_E_CPU);
+ qdev_prop_set_uint64(DEVICE(&s->e_cpus), "resetvec", 0x1004);
object_initialize_child(obj, "u-cluster", &s->u_cluster, TYPE_CPU_CLUSTER);
qdev_prop_set_uint32(DEVICE(&s->u_cluster), "cluster-id", 1);
@@ -620,6 +621,7 @@ static void sifive_u_soc_instance_init(Object *obj)
qdev_prop_set_uint32(DEVICE(&s->u_cpus), "num-harts", ms->smp.cpus - 1);
qdev_prop_set_uint32(DEVICE(&s->u_cpus), "hartid-base", 1);
qdev_prop_set_string(DEVICE(&s->u_cpus), "cpu-type", SIFIVE_U_CPU);
+ qdev_prop_set_uint64(DEVICE(&s->u_cpus), "resetvec", 0x1004);
object_initialize_child(obj, "prci", &s->prci, TYPE_SIFIVE_U_PRCI);
object_initialize_child(obj, "otp", &s->otp, TYPE_SIFIVE_U_OTP);