diff options
Diffstat (limited to 'hw/intc')
| -rw-r--r-- | hw/intc/riscv_aplic.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/hw/intc/riscv_aplic.c b/hw/intc/riscv_aplic.c index 9f9814a..ba4e802 100644 --- a/hw/intc/riscv_aplic.c +++ b/hw/intc/riscv_aplic.c @@ -32,6 +32,7 @@ #include "target/riscv/cpu.h" #include "sysemu/sysemu.h" #include "sysemu/kvm.h" +#include "sysemu/tcg.h" #include "kvm/kvm_riscv.h" #include "migration/vmstate.h" @@ -159,6 +160,23 @@ bool riscv_is_kvm_aia_aplic_imsic(bool msimode) return kvm_irqchip_in_kernel() && msimode; } +bool riscv_use_emulated_aplic(bool msimode) +{ +#ifdef CONFIG_KVM + if (tcg_enabled()) { + return true; + } + + if (!riscv_is_kvm_aia_aplic_imsic(msimode)) { + return true; + } + + return kvm_kernel_irqchip_split(); +#else + return true; +#endif +} + static bool riscv_aplic_irq_rectified_val(RISCVAPLICState *aplic, uint32_t irq) { @@ -857,7 +875,7 @@ static void riscv_aplic_realize(DeviceState *dev, Error **errp) uint32_t i; RISCVAPLICState *aplic = RISCV_APLIC(dev); - if (!riscv_is_kvm_aia_aplic_imsic(aplic->msimode)) { + if (riscv_use_emulated_aplic(aplic->msimode)) { aplic->bitfield_words = (aplic->num_irqs + 31) >> 5; aplic->sourcecfg = g_new0(uint32_t, aplic->num_irqs); aplic->state = g_new0(uint32_t, aplic->num_irqs); @@ -881,7 +899,7 @@ static void riscv_aplic_realize(DeviceState *dev, Error **errp) * have IRQ lines delegated by their parent APLIC. */ if (!aplic->parent) { - if (kvm_enabled() && riscv_is_kvm_aia_aplic_imsic(aplic->msimode)) { + if (kvm_enabled() && !riscv_use_emulated_aplic(aplic->msimode)) { qdev_init_gpio_in(dev, riscv_kvm_aplic_request, aplic->num_irqs); } else { qdev_init_gpio_in(dev, riscv_aplic_request, aplic->num_irqs); @@ -1025,7 +1043,7 @@ DeviceState *riscv_aplic_create(hwaddr addr, hwaddr size, sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - if (!riscv_is_kvm_aia_aplic_imsic(msimode)) { + if (riscv_use_emulated_aplic(msimode)) { sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, addr); } |