diff options
Diffstat (limited to 'hw/intc')
| -rw-r--r-- | hw/intc/sifive_plic.c | 45 |
1 files changed, 24 insertions, 21 deletions
diff --git a/hw/intc/sifive_plic.c b/hw/intc/sifive_plic.c index f0e2799efc..d77a5ced23 100644 --- a/hw/intc/sifive_plic.c +++ b/hw/intc/sifive_plic.c @@ -422,35 +422,38 @@ static void sifive_plic_irq_request(void *opaque, int irq, int level) static void sifive_plic_realize(DeviceState *dev, Error **errp) { - SiFivePLICState *plic = SIFIVE_PLIC(dev); + SiFivePLICState *s = SIFIVE_PLIC(dev); int i; - memory_region_init_io(&plic->mmio, OBJECT(dev), &sifive_plic_ops, plic, - TYPE_SIFIVE_PLIC, plic->aperture_size); - parse_hart_config(plic); - plic->bitfield_words = (plic->num_sources + 31) >> 5; - plic->num_enables = plic->bitfield_words * plic->num_addrs; - plic->source_priority = g_new0(uint32_t, plic->num_sources); - plic->target_priority = g_new(uint32_t, plic->num_addrs); - plic->pending = g_new0(uint32_t, plic->bitfield_words); - plic->claimed = g_new0(uint32_t, plic->bitfield_words); - plic->enable = g_new0(uint32_t, plic->num_enables); - sysbus_init_mmio(SYS_BUS_DEVICE(dev), &plic->mmio); - qdev_init_gpio_in(dev, sifive_plic_irq_request, plic->num_sources); - - plic->s_external_irqs = g_malloc(sizeof(qemu_irq) * plic->num_harts); - qdev_init_gpio_out(dev, plic->s_external_irqs, plic->num_harts); - - plic->m_external_irqs = g_malloc(sizeof(qemu_irq) * plic->num_harts); - qdev_init_gpio_out(dev, plic->m_external_irqs, plic->num_harts); + memory_region_init_io(&s->mmio, OBJECT(dev), &sifive_plic_ops, s, + TYPE_SIFIVE_PLIC, s->aperture_size); + sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->mmio); + + parse_hart_config(s); + + s->bitfield_words = (s->num_sources + 31) >> 5; + s->num_enables = s->bitfield_words * s->num_addrs; + s->source_priority = g_new0(uint32_t, s->num_sources); + s->target_priority = g_new(uint32_t, s->num_addrs); + s->pending = g_new0(uint32_t, s->bitfield_words); + s->claimed = g_new0(uint32_t, s->bitfield_words); + s->enable = g_new0(uint32_t, s->num_enables); + + qdev_init_gpio_in(dev, sifive_plic_irq_request, s->num_sources); + + s->s_external_irqs = g_malloc(sizeof(qemu_irq) * s->num_harts); + qdev_init_gpio_out(dev, s->s_external_irqs, s->num_harts); + + s->m_external_irqs = g_malloc(sizeof(qemu_irq) * s->num_harts); + qdev_init_gpio_out(dev, s->m_external_irqs, s->num_harts); /* We can't allow the supervisor to control SEIP as this would allow the * supervisor to clear a pending external interrupt which will result in * lost a interrupt in the case a PLIC is attached. The SEIP bit must be * hardware controlled when a PLIC is attached. */ - for (i = 0; i < plic->num_harts; i++) { - RISCVCPU *cpu = RISCV_CPU(qemu_get_cpu(plic->hartid_base + i)); + for (i = 0; i < s->num_harts; i++) { + RISCVCPU *cpu = RISCV_CPU(qemu_get_cpu(s->hartid_base + i)); if (riscv_cpu_claim_interrupts(cpu, MIP_SEIP) < 0) { error_report("SEIP already claimed"); exit(1); |