diff options
Diffstat (limited to 'hw/intc')
| -rw-r--r-- | hw/intc/riscv_aplic.c | 74 | ||||
| -rw-r--r-- | hw/intc/riscv_imsic.c | 47 |
2 files changed, 65 insertions, 56 deletions
diff --git a/hw/intc/riscv_aplic.c b/hw/intc/riscv_aplic.c index 4866649115..5964cde7e0 100644 --- a/hw/intc/riscv_aplic.c +++ b/hw/intc/riscv_aplic.c @@ -181,8 +181,10 @@ void riscv_aplic_set_kvm_msicfgaddr(RISCVAPLICState *aplic, hwaddr addr) { #ifdef CONFIG_KVM if (riscv_use_emulated_aplic(aplic->msimode)) { + addr >>= APLIC_xMSICFGADDR_PPN_SHIFT; aplic->kvm_msicfgaddr = extract64(addr, 0, 32); - aplic->kvm_msicfgaddrH = extract64(addr, 32, 32); + aplic->kvm_msicfgaddrH = extract64(addr, 32, 32) & + APLIC_xMSICFGADDRH_VALID_MASK; } #endif } @@ -403,12 +405,17 @@ static void riscv_aplic_msi_send(RISCVAPLICState *aplic, } } - if (aplic->mmode) { - msicfgaddr = aplic_m->mmsicfgaddr; - msicfgaddrH = aplic_m->mmsicfgaddrH; + if (aplic->kvm_splitmode) { + msicfgaddr = aplic->kvm_msicfgaddr; + msicfgaddrH = ((uint64_t)aplic->kvm_msicfgaddrH << 32); } else { - msicfgaddr = aplic_m->smsicfgaddr; - msicfgaddrH = aplic_m->smsicfgaddrH; + if (aplic->mmode) { + msicfgaddr = aplic_m->mmsicfgaddr; + msicfgaddrH = aplic_m->mmsicfgaddrH; + } else { + msicfgaddr = aplic_m->smsicfgaddr; + msicfgaddrH = aplic_m->smsicfgaddrH; + } } lhxs = (msicfgaddrH >> APLIC_xMSICFGADDRH_LHXS_SHIFT) & @@ -421,7 +428,6 @@ static void riscv_aplic_msi_send(RISCVAPLICState *aplic, APLIC_xMSICFGADDRH_HHXW_MASK; group_idx = hart_idx >> lhxw; - hart_idx &= APLIC_xMSICFGADDR_PPN_LHX_MASK(lhxw); addr = msicfgaddr; addr |= ((uint64_t)(msicfgaddrH & APLIC_xMSICFGADDRH_BAPPN_MASK)) << 32; @@ -432,11 +438,6 @@ static void riscv_aplic_msi_send(RISCVAPLICState *aplic, addr |= (uint64_t)(guest_idx & APLIC_xMSICFGADDR_PPN_HART(lhxs)); addr <<= APLIC_xMSICFGADDR_PPN_SHIFT; - if (aplic->kvm_splitmode) { - addr |= aplic->kvm_msicfgaddr; - addr |= ((uint64_t)aplic->kvm_msicfgaddrH << 32); - } - address_space_stl_le(&address_space_memory, addr, eiid, MEMTXATTRS_UNSPECIFIED, &result); if (result != MEMTX_OK) { @@ -894,6 +895,26 @@ static void riscv_aplic_realize(DeviceState *dev, Error **errp) RISCVAPLICState *aplic = RISCV_APLIC(dev); if (riscv_use_emulated_aplic(aplic->msimode)) { + /* Create output IRQ lines for non-MSI mode */ + if (!aplic->msimode) { + /* Claim the CPU interrupt to be triggered by this APLIC */ + for (i = 0; i < aplic->num_harts; i++) { + RISCVCPU *cpu; + + cpu = RISCV_CPU(cpu_by_arch_id(aplic->hartid_base + i)); + if (riscv_cpu_claim_interrupts(cpu, + (aplic->mmode) ? MIP_MEIP : MIP_SEIP) < 0) { + error_report("%s already claimed", + (aplic->mmode) ? "MEIP" : "SEIP"); + exit(1); + } + } + + aplic->external_irqs = g_malloc(sizeof(qemu_irq) * + aplic->num_harts); + qdev_init_gpio_out(dev, aplic->external_irqs, aplic->num_harts); + } + 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); @@ -928,23 +949,6 @@ static void riscv_aplic_realize(DeviceState *dev, Error **errp) } } - /* Create output IRQ lines for non-MSI mode */ - if (!aplic->msimode) { - aplic->external_irqs = g_malloc(sizeof(qemu_irq) * aplic->num_harts); - qdev_init_gpio_out(dev, aplic->external_irqs, aplic->num_harts); - - /* Claim the CPU interrupt to be triggered by this APLIC */ - for (i = 0; i < aplic->num_harts; i++) { - RISCVCPU *cpu = RISCV_CPU(cpu_by_arch_id(aplic->hartid_base + i)); - if (riscv_cpu_claim_interrupts(cpu, - (aplic->mmode) ? MIP_MEIP : MIP_SEIP) < 0) { - error_report("%s already claimed", - (aplic->mmode) ? "MEIP" : "SEIP"); - exit(1); - } - } - } - msi_nonbroken = true; } @@ -1068,15 +1072,15 @@ DeviceState *riscv_aplic_create(hwaddr addr, hwaddr size, if (riscv_use_emulated_aplic(msimode)) { sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, addr); - } - if (!msimode) { - for (i = 0; i < num_harts; i++) { - CPUState *cpu = cpu_by_arch_id(hartid_base + i); + if (!msimode) { + for (i = 0; i < num_harts; i++) { + CPUState *cpu = cpu_by_arch_id(hartid_base + i); - qdev_connect_gpio_out_named(dev, NULL, i, - qdev_get_gpio_in(DEVICE(cpu), + qdev_connect_gpio_out_named(dev, NULL, i, + qdev_get_gpio_in(DEVICE(cpu), (mmode) ? IRQ_M_EXT : IRQ_S_EXT)); + } } } diff --git a/hw/intc/riscv_imsic.c b/hw/intc/riscv_imsic.c index dc8162c0a7..241b12fef0 100644 --- a/hw/intc/riscv_imsic.c +++ b/hw/intc/riscv_imsic.c @@ -349,7 +349,19 @@ static void riscv_imsic_realize(DeviceState *dev, Error **errp) CPUState *cpu = cpu_by_arch_id(imsic->hartid); CPURISCVState *env = cpu ? cpu_env(cpu) : NULL; + /* Claim the CPU interrupt to be triggered by this IMSIC */ + if (riscv_cpu_claim_interrupts(rcpu, + (imsic->mmode) ? MIP_MEIP : MIP_SEIP) < 0) { + error_setg(errp, "%s already claimed", + (imsic->mmode) ? "MEIP" : "SEIP"); + return; + } + if (!kvm_irqchip_in_kernel()) { + /* Create output IRQ lines */ + imsic->external_irqs = g_malloc(sizeof(qemu_irq) * imsic->num_pages); + qdev_init_gpio_out(dev, imsic->external_irqs, imsic->num_pages); + imsic->num_eistate = imsic->num_pages * imsic->num_irqs; imsic->eidelivery = g_new0(uint32_t, imsic->num_pages); imsic->eithreshold = g_new0(uint32_t, imsic->num_pages); @@ -361,18 +373,6 @@ static void riscv_imsic_realize(DeviceState *dev, Error **errp) IMSIC_MMIO_SIZE(imsic->num_pages)); sysbus_init_mmio(SYS_BUS_DEVICE(dev), &imsic->mmio); - /* Claim the CPU interrupt to be triggered by this IMSIC */ - if (riscv_cpu_claim_interrupts(rcpu, - (imsic->mmode) ? MIP_MEIP : MIP_SEIP) < 0) { - error_setg(errp, "%s already claimed", - (imsic->mmode) ? "MEIP" : "SEIP"); - return; - } - - /* Create output IRQ lines */ - imsic->external_irqs = g_malloc(sizeof(qemu_irq) * imsic->num_pages); - qdev_init_gpio_out(dev, imsic->external_irqs, imsic->num_pages); - /* Force select AIA feature and setup CSR read-modify-write callback */ if (env) { if (!imsic->mmode) { @@ -381,8 +381,11 @@ static void riscv_imsic_realize(DeviceState *dev, Error **errp) } else { rcpu->cfg.ext_smaia = true; } - riscv_cpu_set_aia_ireg_rmw_fn(env, (imsic->mmode) ? PRV_M : PRV_S, - riscv_imsic_rmw, imsic); + + if (!kvm_irqchip_in_kernel()) { + riscv_cpu_set_aia_ireg_rmw_fn(env, (imsic->mmode) ? PRV_M : PRV_S, + riscv_imsic_rmw, imsic); + } } msi_nonbroken = true; @@ -464,15 +467,17 @@ DeviceState *riscv_imsic_create(hwaddr addr, uint32_t hartid, bool mmode, sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, addr); - for (i = 0; i < num_pages; i++) { - if (!i) { - qdev_connect_gpio_out_named(dev, NULL, i, - qdev_get_gpio_in(DEVICE(cpu), + if (!kvm_irqchip_in_kernel()) { + for (i = 0; i < num_pages; i++) { + if (!i) { + qdev_connect_gpio_out_named(dev, NULL, i, + qdev_get_gpio_in(DEVICE(cpu), (mmode) ? IRQ_M_EXT : IRQ_S_EXT)); - } else { - qdev_connect_gpio_out_named(dev, NULL, i, - qdev_get_gpio_in(DEVICE(cpu), + } else { + qdev_connect_gpio_out_named(dev, NULL, i, + qdev_get_gpio_in(DEVICE(cpu), IRQ_LOCAL_MAX + i - 1)); + } } } |