diff options
Diffstat (limited to 'include/hw/sparc/sun4m.h')
| -rw-r--r-- | include/hw/sparc/sun4m.h | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/include/hw/sparc/sun4m.h b/include/hw/sparc/sun4m.h index 580d87b252..c557b0dd53 100644 --- a/include/hw/sparc/sun4m.h +++ b/include/hw/sparc/sun4m.h @@ -4,25 +4,30 @@ #include "qemu-common.h" #include "exec/hwaddr.h" #include "qapi/qmp/types.h" +#include "hw/sysbus.h" /* Devices used by sparc32 system. */ /* iommu.c */ -void sparc_iommu_memory_rw(void *opaque, hwaddr addr, - uint8_t *buf, int len, int is_write); -static inline void sparc_iommu_memory_read(void *opaque, - hwaddr addr, - uint8_t *buf, int len) -{ - sparc_iommu_memory_rw(opaque, addr, buf, len, 0); -} - -static inline void sparc_iommu_memory_write(void *opaque, - hwaddr addr, - uint8_t *buf, int len) -{ - sparc_iommu_memory_rw(opaque, addr, buf, len, 1); -} +#define TYPE_SUN4M_IOMMU "sun4m-iommu" +#define SUN4M_IOMMU(obj) OBJECT_CHECK(IOMMUState, (obj), TYPE_SUN4M_IOMMU) + +#define TYPE_SUN4M_IOMMU_MEMORY_REGION "sun4m-iommu-memory-region" + +#define IOMMU_NREGS (4 * 4096 / 4) + +typedef struct IOMMUState { + SysBusDevice parent_obj; + + AddressSpace iommu_as; + IOMMUMemoryRegion iommu; + + MemoryRegion iomem; + uint32_t regs[IOMMU_NREGS]; + hwaddr iostart; + qemu_irq irq; + uint32_t version; +} IOMMUState; /* sparc32_dma.c */ #include "hw/sparc/sparc32_dma.h" |