include/hw/sparc/sparc32_dma.h

   1 #ifndef SPARC32_DMA_H
   2 #define SPARC32_DMA_H
   3
   4 #include "hw/sysbus.h"
   5 #include "hw/scsi/esp.h"
   6 #include "hw/net/lance.h"
   7 #include "qom/object.h"
   8
   9 #define DMA_REGS 4
  10
  11 #define TYPE_SPARC32_DMA_DEVICE "sparc32-dma-device"
  12 typedef struct DMADeviceState DMADeviceState;
  13 DECLARE_INSTANCE_CHECKER(DMADeviceState, SPARC32_DMA_DEVICE,
  14                          TYPE_SPARC32_DMA_DEVICE)
  15
  16
  17 struct DMADeviceState {
  18     SysBusDevice parent_obj;
  19
  20     MemoryRegion iomem;
  21     uint32_t dmaregs[DMA_REGS];
  22     qemu_irq irq;
  23     void *iommu;
  24     qemu_irq gpio[2];
  25 };
  26
  27 #define TYPE_SPARC32_ESPDMA_DEVICE "sparc32-espdma"
  28 typedef struct ESPDMADeviceState ESPDMADeviceState;
  29 DECLARE_INSTANCE_CHECKER(ESPDMADeviceState, SPARC32_ESPDMA_DEVICE,
  30                          TYPE_SPARC32_ESPDMA_DEVICE)
  31
  32 struct ESPDMADeviceState {
  33     DMADeviceState parent_obj;
  34
  35     SysBusESPState *esp;
  36 };
  37
  38 #define TYPE_SPARC32_LEDMA_DEVICE "sparc32-ledma"
  39 typedef struct LEDMADeviceState LEDMADeviceState;
  40 DECLARE_INSTANCE_CHECKER(LEDMADeviceState, SPARC32_LEDMA_DEVICE,
  41                          TYPE_SPARC32_LEDMA_DEVICE)
  42
  43 struct LEDMADeviceState {
  44     DMADeviceState parent_obj;
  45
  46     SysBusPCNetState *lance;
  47 };
  48
  49 #define TYPE_SPARC32_DMA "sparc32-dma"
  50 typedef struct SPARC32DMAState SPARC32DMAState;
  51 DECLARE_INSTANCE_CHECKER(SPARC32DMAState, SPARC32_DMA,
  52                          TYPE_SPARC32_DMA)
  53
  54 struct SPARC32DMAState {
  55     SysBusDevice parent_obj;
  56
  57     MemoryRegion dmamem;
  58     MemoryRegion ledma_alias;
  59     ESPDMADeviceState *espdma;
  60     LEDMADeviceState *ledma;
  61 };
  62
  63 /* sparc32_dma.c */
  64 void ledma_memory_read(void *opaque, hwaddr addr,
  65                        uint8_t *buf, int len, int do_bswap);
  66 void ledma_memory_write(void *opaque, hwaddr addr,
  67                         uint8_t *buf, int len, int do_bswap);
  68 void espdma_memory_read(void *opaque, uint8_t *buf, int len);
  69 void espdma_memory_write(void *opaque, uint8_t *buf, int len);
  70
  71 #endif