diff options
Diffstat (limited to 'include/hw/dma/xlnx_csu_dma.h')
| -rw-r--r-- | include/hw/dma/xlnx_csu_dma.h | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/include/hw/dma/xlnx_csu_dma.h b/include/hw/dma/xlnx_csu_dma.h index 9e9dc551e9..922ab80eb6 100644 --- a/include/hw/dma/xlnx_csu_dma.h +++ b/include/hw/dma/xlnx_csu_dma.h @@ -21,6 +21,11 @@ #ifndef XLNX_CSU_DMA_H #define XLNX_CSU_DMA_H +#include "hw/sysbus.h" +#include "hw/register.h" +#include "hw/ptimer.h" +#include "hw/stream.h" + #define TYPE_XLNX_CSU_DMA "xlnx.csu_dma" #define XLNX_CSU_DMA_R_MAX (0x2c / 4) @@ -46,7 +51,22 @@ typedef struct XlnxCSUDMA { RegisterInfo regs_info[XLNX_CSU_DMA_R_MAX]; } XlnxCSUDMA; -#define XLNX_CSU_DMA(obj) \ - OBJECT_CHECK(XlnxCSUDMA, (obj), TYPE_XLNX_CSU_DMA) +OBJECT_DECLARE_TYPE(XlnxCSUDMA, XlnxCSUDMAClass, XLNX_CSU_DMA) + +struct XlnxCSUDMAClass { + SysBusDeviceClass parent_class; + + /* + * read: Start a read transfer on a Xilinx CSU DMA engine + * + * @s: the Xilinx CSU DMA engine to start the transfer on + * @addr: the address to read + * @len: the number of bytes to read at 'addr' + * + * @return a MemTxResult indicating whether the operation succeeded ('len' + * bytes were read) or failed. + */ + MemTxResult (*read)(XlnxCSUDMA *s, hwaddr addr, uint32_t len); +}; #endif |