diff options
Diffstat (limited to 'hw/intc')
| -rw-r--r-- | hw/intc/armv7m_nvic.c | 9 | ||||
| -rw-r--r-- | hw/intc/loongarch_pch_pic.c | 10 | ||||
| -rw-r--r-- | hw/intc/xics.c | 10 | ||||
| -rw-r--r-- | hw/intc/xive.c | 4 |
4 files changed, 21 insertions, 12 deletions
diff --git a/hw/intc/armv7m_nvic.c b/hw/intc/armv7m_nvic.c index 13df002ce4..1f7763964c 100644 --- a/hw/intc/armv7m_nvic.c +++ b/hw/intc/armv7m_nvic.c @@ -2389,8 +2389,15 @@ static MemTxResult nvic_sysreg_write(void *opaque, hwaddr addr, startvec = 8 * (offset - 0x280) + NVIC_FIRST_IRQ; /* vector # */ for (i = 0, end = size * 8; i < end && startvec + i < s->num_irq; i++) { + /* + * Note that if the input line is still held high and the interrupt + * is not active then rule R_CVJS requires that the Pending state + * remains set; in that case we mustn't let it be cleared. + */ if (value & (1 << i) && - (attrs.secure || s->itns[startvec + i])) { + (attrs.secure || s->itns[startvec + i]) && + !(setval == 0 && s->vectors[startvec + i].level && + !s->vectors[startvec + i].active)) { s->vectors[startvec + i].pending = setval; } } diff --git a/hw/intc/loongarch_pch_pic.c b/hw/intc/loongarch_pch_pic.c index 3c9814a3b4..3380b09807 100644 --- a/hw/intc/loongarch_pch_pic.c +++ b/hw/intc/loongarch_pch_pic.c @@ -15,21 +15,21 @@ static void pch_pic_update_irq(LoongArchPCHPIC *s, uint64_t mask, int level) { - unsigned long val; + uint64_t val; int irq; if (level) { val = mask & s->intirr & ~s->int_mask; if (val) { - irq = find_first_bit(&val, 64); - s->intisr |= 0x1ULL << irq; + irq = ctz64(val); + s->intisr |= MAKE_64BIT_MASK(irq, 1); qemu_set_irq(s->parent_irq[s->htmsi_vector[irq]], 1); } } else { val = mask & s->intisr; if (val) { - irq = find_first_bit(&val, 64); - s->intisr &= ~(0x1ULL << irq); + irq = ctz64(val); + s->intisr &= ~MAKE_64BIT_MASK(irq, 1); qemu_set_irq(s->parent_irq[s->htmsi_vector[irq]], 0); } } diff --git a/hw/intc/xics.c b/hw/intc/xics.c index 24e67020db..5b0b4d9624 100644 --- a/hw/intc/xics.c +++ b/hw/intc/xics.c @@ -301,23 +301,25 @@ void icp_reset(ICPState *icp) static void icp_realize(DeviceState *dev, Error **errp) { ICPState *icp = ICP(dev); + PowerPCCPU *cpu; CPUPPCState *env; Error *err = NULL; assert(icp->xics); assert(icp->cs); - env = &POWERPC_CPU(icp->cs)->env; + cpu = POWERPC_CPU(icp->cs); + env = &cpu->env; switch (PPC_INPUT(env)) { case PPC_FLAGS_INPUT_POWER7: - icp->output = env->irq_inputs[POWER7_INPUT_INT]; + icp->output = qdev_get_gpio_in(DEVICE(cpu), POWER7_INPUT_INT); break; case PPC_FLAGS_INPUT_POWER9: /* For SPAPR xics emulation */ - icp->output = env->irq_inputs[POWER9_INPUT_INT]; + icp->output = qdev_get_gpio_in(DEVICE(cpu), POWER9_INPUT_INT); break; case PPC_FLAGS_INPUT_970: - icp->output = env->irq_inputs[PPC970_INPUT_INT]; + icp->output = qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_INT); break; default: diff --git a/hw/intc/xive.c b/hw/intc/xive.c index ae221fed73..a986b96843 100644 --- a/hw/intc/xive.c +++ b/hw/intc/xive.c @@ -695,8 +695,8 @@ static void xive_tctx_realize(DeviceState *dev, Error **errp) env = &cpu->env; switch (PPC_INPUT(env)) { case PPC_FLAGS_INPUT_POWER9: - tctx->hv_output = env->irq_inputs[POWER9_INPUT_HINT]; - tctx->os_output = env->irq_inputs[POWER9_INPUT_INT]; + tctx->hv_output = qdev_get_gpio_in(DEVICE(cpu), POWER9_INPUT_HINT); + tctx->os_output = qdev_get_gpio_in(DEVICE(cpu), POWER9_INPUT_INT); break; default: |