diff options
Diffstat (limited to 'hw/riscv/riscv_hart.c')
| -rw-r--r-- | hw/riscv/riscv_hart.c | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/hw/riscv/riscv_hart.c b/hw/riscv/riscv_hart.c index d0f3199968..5b98227db6 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, @@ -29,6 +29,7 @@ static Property riscv_harts_props[] = { DEFINE_PROP_UINT32("num-harts", RISCVHartArrayState, num_harts, 1), + DEFINE_PROP_UINT32("hartid-base", RISCVHartArrayState, hartid_base, 0), DEFINE_PROP_STRING("cpu-type", RISCVHartArrayState, cpu_type), DEFINE_PROP_END_OF_LIST(), }; @@ -39,26 +40,33 @@ static void riscv_harts_cpu_reset(void *opaque) cpu_reset(CPU(cpu)); } +static void riscv_hart_realize(RISCVHartArrayState *s, int idx, + char *cpu_type, Error **errp) +{ + Error *err = NULL; + + object_initialize_child(OBJECT(s), "harts[*]", &s->harts[idx], + sizeof(RISCVCPU), cpu_type, + &error_abort, NULL); + s->harts[idx].env.mhartid = s->hartid_base + 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 = RISCV_HART_ARRAY(dev); - Error *err = NULL; int n; s->harts = g_new0(RISCVCPU, s->num_harts); for (n = 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 = 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); } } |