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X-Received-From: 2607:f8b0:4864:20::543 Subject: [Qemu-devel] [PATCH v7 14/30] riscv: hart: Extract hart realize to a separate routine 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Currently riscv_harts_realize() creates all harts based on the same cpu type given in the hart array property. With current implementation it can only create homogeneous harts. Exact the hart realize to a separate routine in preparation for supporting multiple hart arrays. Note the file header says the RISC-V hart array holds the state of a heterogeneous array of RISC-V harts, which is not true. Update the comment to mention homogeneous array of RISC-V harts. Signed-off-by: Bin Meng Reviewed-by: Alistair Francis --- Changes in v7: None Changes in v6: None Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None hw/riscv/riscv_hart.c | 33 ++++++++++++++++++++------------- 1 file changed, 20 insertions(+), 13 deletions(-) diff --git a/hw/riscv/riscv_hart.c b/hw/riscv/riscv_hart.c index ca69a1b..9deef869 100644 --- a/hw/riscv/riscv_hart.c +++ b/hw/riscv/riscv_hart.c @@ -3,7 +3,7 @@ * * Copyright (c) 2017 SiFive, Inc. * - * Holds the state of a heterogenous array of RISC-V harts + * Holds the state of a homogeneous array of RISC-V harts * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -37,26 +37,33 @@ static void riscv_harts_cpu_reset(void *opaque) cpu_reset(CPU(cpu)); } =20 +static void riscv_hart_realize(RISCVHartArrayState *s, int idx, + char *cpu_type, Error **errp) +{ + Error *err =3D NULL; + + object_initialize_child(OBJECT(s), "harts[*]", &s->harts[idx], + sizeof(RISCVCPU), cpu_type, + &error_abort, NULL); + s->harts[idx].env.mhartid =3D idx; + qemu_register_reset(riscv_harts_cpu_reset, &s->harts[idx]); + object_property_set_bool(OBJECT(&s->harts[idx]), true, + "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } +} + static void riscv_harts_realize(DeviceState *dev, Error **errp) { RISCVHartArrayState *s =3D RISCV_HART_ARRAY(dev); - Error *err =3D NULL; int n; =20 s->harts =3D g_new0(RISCVCPU, s->num_harts); =20 for (n =3D 0; n < s->num_harts; n++) { - object_initialize_child(OBJECT(s), "harts[*]", &s->harts[n], - sizeof(RISCVCPU), s->cpu_type, - &error_abort, NULL); - s->harts[n].env.mhartid =3D n; - qemu_register_reset(riscv_harts_cpu_reset, &s->harts[n]); - object_property_set_bool(OBJECT(&s->harts[n]), true, - "realized", &err); - if (err) { - error_propagate(errp, err); - return; - } + riscv_hart_realize(s, n, s->cpu_type, errp); } } =20 --=20 2.7.4