diff options
Diffstat (limited to 'hw/intc')
| -rw-r--r-- | hw/intc/loongarch_ipi.c | 38 |
1 files changed, 31 insertions, 7 deletions
diff --git a/hw/intc/loongarch_ipi.c b/hw/intc/loongarch_ipi.c index 66bee93675..b8b1b9cd53 100644 --- a/hw/intc/loongarch_ipi.c +++ b/hw/intc/loongarch_ipi.c @@ -150,12 +150,6 @@ static void loongarch_ipi_writel(void *opaque, hwaddr addr, uint64_t val, case IOCSR_IPI_SEND: ipi_send(val); break; - case IOCSR_MAIL_SEND: - mail_send(val); - break; - case IOCSR_ANY_SEND: - any_send(val); - break; default: qemu_log_mask(LOG_UNIMP, "invalid write: %x", (uint32_t)addr); break; @@ -172,6 +166,32 @@ static const MemoryRegionOps loongarch_ipi_ops = { .endianness = DEVICE_LITTLE_ENDIAN, }; +/* mail send and any send only support writeq */ +static void loongarch_ipi_writeq(void *opaque, hwaddr addr, uint64_t val, + unsigned size) +{ + addr &= 0xfff; + switch (addr) { + case MAIL_SEND_OFFSET: + mail_send(val); + break; + case ANY_SEND_OFFSET: + any_send(val); + break; + default: + break; + } +} + +static const MemoryRegionOps loongarch_ipi64_ops = { + .write = loongarch_ipi_writeq, + .impl.min_access_size = 8, + .impl.max_access_size = 8, + .valid.min_access_size = 8, + .valid.max_access_size = 8, + .endianness = DEVICE_LITTLE_ENDIAN, +}; + static void loongarch_ipi_init(Object *obj) { int cpu; @@ -187,8 +207,12 @@ static void loongarch_ipi_init(Object *obj) lams = LOONGARCH_MACHINE(machine); for (cpu = 0; cpu < MAX_IPI_CORE_NUM; cpu++) { memory_region_init_io(&s->ipi_iocsr_mem[cpu], obj, &loongarch_ipi_ops, - &lams->ipi_core[cpu], "loongarch_ipi_iocsr", 0x100); + &lams->ipi_core[cpu], "loongarch_ipi_iocsr", 0x48); sysbus_init_mmio(sbd, &s->ipi_iocsr_mem[cpu]); + + memory_region_init_io(&s->ipi64_iocsr_mem[cpu], obj, &loongarch_ipi64_ops, + &lams->ipi_core[cpu], "loongarch_ipi64_iocsr", 0x118); + sysbus_init_mmio(sbd, &s->ipi64_iocsr_mem[cpu]); qdev_init_gpio_out(DEVICE(obj), &lams->ipi_core[cpu].irq, 1); } } |