diff options
Diffstat (limited to 'hw/intc/loongarch_ipi_kvm.c')
| -rw-r--r-- | hw/intc/loongarch_ipi_kvm.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/hw/intc/loongarch_ipi_kvm.c b/hw/intc/loongarch_ipi_kvm.c index 4cb3acc..dd4c367 100644 --- a/hw/intc/loongarch_ipi_kvm.c +++ b/hw/intc/loongarch_ipi_kvm.c @@ -23,36 +23,41 @@ static void kvm_ipi_access_regs(void *opaque, bool write) LoongarchIPIState *lis = LOONGARCH_IPI(opaque); IPICore *core; uint64_t attr; - int cpu, fd = lis->dev_fd; + int i, cpu_index, fd = lis->dev_fd; if (fd == 0) { return; } - for (cpu = 0; cpu < ipi->num_cpu; cpu++) { - core = &ipi->cpu[cpu]; - attr = (cpu << 16) | CORE_STATUS_OFF; + for (i = 0; i < ipi->num_cpu; i++) { + core = &ipi->cpu[i]; + if (core->cpu == NULL) { + continue; + } + cpu_index = i; + + attr = (cpu_index << 16) | CORE_STATUS_OFF; kvm_ipi_access_reg(fd, attr, &core->status, write); - attr = (cpu << 16) | CORE_EN_OFF; + attr = (cpu_index << 16) | CORE_EN_OFF; kvm_ipi_access_reg(fd, attr, &core->en, write); - attr = (cpu << 16) | CORE_SET_OFF; + attr = (cpu_index << 16) | CORE_SET_OFF; kvm_ipi_access_reg(fd, attr, &core->set, write); - attr = (cpu << 16) | CORE_CLEAR_OFF; + attr = (cpu_index << 16) | CORE_CLEAR_OFF; kvm_ipi_access_reg(fd, attr, &core->clear, write); - attr = (cpu << 16) | CORE_BUF_20; + attr = (cpu_index << 16) | CORE_BUF_20; kvm_ipi_access_reg(fd, attr, &core->buf[0], write); - attr = (cpu << 16) | CORE_BUF_28; + attr = (cpu_index << 16) | CORE_BUF_28; kvm_ipi_access_reg(fd, attr, &core->buf[2], write); - attr = (cpu << 16) | CORE_BUF_30; + attr = (cpu_index << 16) | CORE_BUF_30; kvm_ipi_access_reg(fd, attr, &core->buf[4], write); - attr = (cpu << 16) | CORE_BUF_38; + attr = (cpu_index << 16) | CORE_BUF_38; kvm_ipi_access_reg(fd, attr, &core->buf[6], write); } } |