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21 #define PCI_VENDOR_ID_QEMU 0x1234
22 #define PCI_DEVICE_ID_EDU 0x11e8
25 #define EDU_BAR 0
26 #define EDU_MAGIC 0xed
27 #define EDU_VERSION 0x100
31 #define EDU_REG_ID 0x0
32 #define EDU_REG_ALIVE 0x4
33 #define EDU_REG_FACTORIAL 0x8
34 #define EDU_REG_STATUS 0x20
35 #define EDU_REG_INTR_STATUS 0x24
36 #define EDU_REG_INTR_RAISE 0x60
37 #define EDU_REG_INTR_ACK 0x64
38 #define EDU_REG_DMA_SRC 0x80
39 #define EDU_REG_DMA_DST 0x88
40 #define EDU_REG_DMA_COUNT 0x90
41 #define EDU_REG_DMA_CMD 0x98
43 #define EDU_CMD_DMA_START 0x01
44 #define EDU_CMD_DMA_FROM 0x02
45 #define EDU_CMD_DMA_TO 0x00
47 #define EDU_STATUS_FACTORIAL 0x1
48 #define EDU_STATUS_INT_ENABLE 0x80
50 #define EDU_DMA_START 0x40000