diff options
| -rw-r--r-- | hw/ssi/xilinx_spi.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/hw/ssi/xilinx_spi.c b/hw/ssi/xilinx_spi.c index 7a9fd81..d44caae 100644 --- a/hw/ssi/xilinx_spi.c +++ b/hw/ssi/xilinx_spi.c @@ -73,8 +73,12 @@ #define FIFO_CAPACITY 256 +#define TYPE_XILINX_SPI "xlnx.xps-spi" +#define XILINX_SPI(obj) OBJECT_CHECK(XilinxSPI, (obj), TYPE_XILINX_SPI) + typedef struct XilinxSPI { - SysBusDevice busdev; + SysBusDevice parent_obj; + MemoryRegion mmio; qemu_irq irq; @@ -109,7 +113,7 @@ static void rxfifo_reset(XilinxSPI *s) static void xlx_spi_update_cs(XilinxSPI *s) { - int i; + int i; for (i = 0; i < s->num_cs; ++i) { qemu_set_irq(s->cs_lines[i], !(~s->regs[R_SPISSR] & 1 << i)); @@ -154,7 +158,7 @@ static void xlx_spi_do_reset(XilinxSPI *s) static void xlx_spi_reset(DeviceState *d) { - xlx_spi_do_reset(DO_UPCAST(XilinxSPI, busdev.qdev, d)); + xlx_spi_do_reset(XILINX_SPI(d)); } static inline int spi_master_enabled(XilinxSPI *s) @@ -314,25 +318,26 @@ static const MemoryRegionOps spi_ops = { } }; -static int xilinx_spi_init(SysBusDevice *dev) +static int xilinx_spi_init(SysBusDevice *sbd) { + DeviceState *dev = DEVICE(sbd); + XilinxSPI *s = XILINX_SPI(dev); int i; - XilinxSPI *s = FROM_SYSBUS(typeof(*s), dev); DB_PRINT("\n"); - s->spi = ssi_create_bus(&dev->qdev, "spi"); + s->spi = ssi_create_bus(dev, "spi"); - sysbus_init_irq(dev, &s->irq); + sysbus_init_irq(sbd, &s->irq); s->cs_lines = g_new(qemu_irq, s->num_cs); - ssi_auto_connect_slaves(DEVICE(s), s->cs_lines, s->spi); + ssi_auto_connect_slaves(dev, s->cs_lines, s->spi); for (i = 0; i < s->num_cs; ++i) { - sysbus_init_irq(dev, &s->cs_lines[i]); + sysbus_init_irq(sbd, &s->cs_lines[i]); } memory_region_init_io(&s->mmio, OBJECT(s), &spi_ops, s, "xilinx-spi", R_MAX * 4); - sysbus_init_mmio(dev, &s->mmio); + sysbus_init_mmio(sbd, &s->mmio); s->irqline = -1; @@ -372,7 +377,7 @@ static void xilinx_spi_class_init(ObjectClass *klass, void *data) } static const TypeInfo xilinx_spi_info = { - .name = "xlnx.xps-spi", + .name = TYPE_XILINX_SPI, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(XilinxSPI), .class_init = xilinx_spi_class_init, |
