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csudma
Xilinx SDK Drivers API Documentation
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Macros | |
| #define | XCSUDMA_HW_H_ |
| Prevent circular inclusions by using protection macros. More... | |
| #define | XCsuDma_In32 Xil_In32 |
| Input operation. More... | |
| #define | XCsuDma_Out32 Xil_Out32 |
| Output operation. More... | |
| #define | XCsuDma_ReadReg(BaseAddress, RegOffset) XCsuDma_In32((BaseAddress) + (u32)(RegOffset)) |
| This macro reads the given register. More... | |
| #define | XCsuDma_WriteReg(BaseAddress, RegOffset, Data) XCsuDma_Out32((BaseAddress) + (u32)(RegOffset), (u32)(Data)) |
| This macro writes the value into the given register. More... | |
Registers offsets | |
| #define | XCSUDMA_ADDR_OFFSET 0x000 |
| Address Register Offset. More... | |
| #define | XCSUDMA_SIZE_OFFSET 0x004 |
| Size Register Offset. More... | |
| #define | XCSUDMA_STS_OFFSET 0x008 |
| Status Register Offset. More... | |
| #define | XCSUDMA_CTRL_OFFSET 0x00C |
| Control Register Offset. More... | |
| #define | XCSUDMA_CRC_OFFSET 0x010 |
| CheckSum Register Offset. More... | |
| #define | XCSUDMA_I_STS_OFFSET 0x014 |
| Interrupt Status Register Offset. More... | |
| #define | XCSUDMA_I_EN_OFFSET 0x018 |
| Interrupt Enable Register Offset. More... | |
| #define | XCSUDMA_I_DIS_OFFSET 0x01C |
| Interrupt Disable Register Offset. More... | |
| #define | XCSUDMA_I_MASK_OFFSET 0x020 |
| Interrupt Mask Register Offset. More... | |
| #define | XCSUDMA_CTRL2_OFFSET 0x024 |
| Interrupt Control Register 2 Offset. More... | |
| #define | XCSUDMA_ADDR_MSB_OFFSET 0x028 |
| Address's MSB Register Offset. More... | |
| #define | XCSUDMA_SAFETY_CHK_OFFSET 0xFF8 |
| Safety Check Field Offset. More... | |
| #define | XCSUDMA_FUTURE_ECO_OFFSET 0xFFC |
| Future potential ECO Offset. More... | |
CSU Base address and CSU_DMA reset offset | |
| #define | XCSU_BASEADDRESS 0xFFCA0000 |
| CSU Base Address. More... | |
| #define | XCSU_DMA_RESET_OFFSET 0x0000000CU |
| CSU_DMA Reset offset. More... | |
CSU_DMA Reset register bit masks | |
| #define | XCSUDMA_RESET_SET_MASK 0x00000001U |
| Reset set mask. More... | |
| #define | XCSUDMA_RESET_UNSET_MASK 0x00000000U |
| Reset unset mask. More... | |
Offset difference for Source and destination | |
| #define | XCSUDMA_OFFSET_DIFF 0x00000800U |
| Offset difference for source and destination channels. More... | |
Address register bit masks | |
| #define | XCSUDMA_ADDR_MASK 0xFFFFFFFCU |
| Address mask. More... | |
| #define | XCSUDMA_ADDR_LSB_MASK 0x00000003U |
| Address alignment check mask. More... | |
Size register bit masks and shifts | |
| #define | XCSUDMA_SIZE_MASK 0x1FFFFFFCU |
| Mask for size. More... | |
| #define | XCSUDMA_LAST_WORD_MASK 0x00000001U |
| Last word check bit mask. More... | |
| #define | XCSUDMA_SIZE_SHIFT 2U |
| Shift for size. More... | |
Status register bit masks and shifts | |
| #define | XCSUDMA_STS_DONE_CNT_MASK 0x0000E000U |
| Count done mask. More... | |
| #define | XCSUDMA_STS_FIFO_LEVEL_MASK 0x00001FE0U |
| FIFO level mask. More... | |
| #define | XCUSDMA_STS_OUTSTDG_MASK 0x0000001EU |
| No.of outstanding read/write commands mask. More... | |
| #define | XCSUDMA_STS_BUSY_MASK 0x00000001U |
| Busy mask. More... | |
| #define | XCSUDMA_STS_DONE_CNT_SHIFT 13U |
| Shift for Count done. More... | |
| #define | XCSUDMA_STS_FIFO_LEVEL_SHIFT 5U |
| Shift for FIFO level. More... | |
| #define | XCUSDMA_STS_OUTSTDG_SHIFT 1U |
| Shift for No.of outstanding read/write commands. More... | |
Control register bit masks and shifts | |
| #define | XCSUDMA_CTRL_SSS_FIFOTHRESH_MASK 0xFE000000U |
| SSS FIFO threshold value mask. More... | |
| #define | XCSUDMA_CTRL_APB_ERR_MASK 0x01000000U |
| APB register access error mask. More... | |
| #define | XCSUDMA_CTRL_ENDIAN_MASK 0x00800000U |
| Endianess mask. More... | |
| #define | XCSUDMA_CTRL_BURST_MASK 0x00400000U |
| AXI burst type mask. More... | |
| #define | XCSUDMA_CTRL_TIMEOUT_MASK 0x003FFC00U |
| Time out value mask. More... | |
| #define | XCSUDMA_CTRL_FIFO_THRESH_MASK 0x000003FCU |
| FIFO threshold mask. More... | |
| #define | XCSUDMA_CTRL_PAUSE_MEM_MASK 0x00000001U |
| Memory pause mask. More... | |
| #define | XCSUDMA_CTRL_PAUSE_STRM_MASK 0x00000002U |
| Stream pause mask. More... | |
| #define | XCSUDMA_CTRL_SSS_FIFOTHRESH_SHIFT 25U |
| SSS FIFO threshold shift. More... | |
| #define | XCSUDMA_CTRL_APB_ERR_SHIFT 24U |
| APB error shift. More... | |
| #define | XCSUDMA_CTRL_ENDIAN_SHIFT 23U |
| Endianess shift. More... | |
| #define | XCSUDMA_CTRL_BURST_SHIFT 22U |
| AXI burst type shift. More... | |
| #define | XCSUDMA_CTRL_TIMEOUT_SHIFT 10U |
| Time out value shift. More... | |
| #define | XCSUDMA_CTRL_FIFO_THRESH_SHIFT 2U |
| FIFO thresh shift. More... | |
CheckSum register bit masks | |
| #define | XCSUDMA_CRC_RESET_MASK 0x00000000U |
| Mask to reset value of check sum. More... | |
Interrupt Enable/Disable/Mask/Status registers bit masks | |
| #define | XCSUDMA_IXR_FIFO_OVERFLOW_MASK 0x00000001U |
| FIFO overflow mask, it is valid only to Destination Channel. More... | |
| #define | XCSUDMA_IXR_INVALID_APB_MASK 0x00000040U |
| Invalid APB access mask. More... | |
| #define | XCSUDMA_IXR_FIFO_THRESHHIT_MASK 0x00000020U |
| FIFO threshold hit indicator mask. More... | |
| #define | XCSUDMA_IXR_TIMEOUT_MEM_MASK 0x00000010U |
| Time out counter expired to access memory mask. More... | |
| #define | XCSUDMA_IXR_TIMEOUT_STRM_MASK 0x00000008U |
| Time out counter expired to access stream mask. More... | |
| #define | XCSUDMA_IXR_AXI_WRERR_MASK 0x00000004U |
| AXI Read/Write error mask. More... | |
| #define | XCSUDMA_IXR_DONE_MASK 0x00000002U |
| Done mask. More... | |
| #define | XCSUDMA_IXR_MEM_DONE_MASK 0x00000001U |
| Memory done mask, it is valid only for source channel. More... | |
| #define | XCSUDMA_IXR_SRC_MASK 0x0000007FU |
| ((XCSUDMA_IXR_INVALID_APB_MASK)| (XCSUDMA_IXR_FIFO_THRESHHIT_MASK) | (XCSUDMA_IXR_TIMEOUT_MEM_MASK) | (XCSUDMA_IXR_TIMEOUT_STRM_MASK) | (XCSUDMA_IXR_AXI_WRERR_MASK) | (XCSUDMA_IXR_DONE_MASK) | (XCSUDMA_IXR_MEM_DONE_MASK)) More... | |
| #define | XCSUDMA_IXR_DST_MASK 0x000000FEU |
| ((XCSUDMA_IXR_FIFO_OVERFLOW_MASK) | (XCSUDMA_IXR_INVALID_APB_MASK) | (XCSUDMA_IXR_FIFO_THRESHHIT_MASK) | (XCSUDMA_IXR_TIMEOUT_MEM_MASK) | (XCSUDMA_IXR_TIMEOUT_STRM_MASK) | (XCSUDMA_IXR_AXI_WRERR_MASK) | (XCSUDMA_IXR_DONE_MASK)) More... | |
Control register 2 bit masks and shifts | |
| #define | XCSUDMA_CTRL2_RESERVED_MASK 0x083F0000U |
| Reserved bits mask. More... | |
| #define | XCSUDMA_CTRL2_ACACHE_MASK 0X07000000U |
| AXI CACHE mask. More... | |
| #define | XCSUDMA_CTRL2_ROUTE_MASK 0x00800000U |
| Route mask. More... | |
| #define | XCSUDMA_CTRL2_TIMEOUT_EN_MASK 0x00400000U |
| Time out counters enable mask. More... | |
| #define | XCSUDMA_CTRL2_TIMEOUT_PRE_MASK 0x0000FFF0U |
| Time out pre mask. More... | |
| #define | XCSUDMA_CTRL2_MAXCMDS_MASK 0x0000000FU |
| Maximum commands mask. More... | |
| #define | XCSUDMA_CTRL2_RESET_MASK 0x0000FFF8U |
| Reset mask. More... | |
| #define | XCSUDMA_CTRL2_ACACHE_SHIFT 24U |
| Shift for AXI R/W CACHE. More... | |
| #define | XCSUDMA_CTRL2_ROUTE_SHIFT 23U |
| Shift for route. More... | |
| #define | XCSUDMA_CTRL2_TIMEOUT_EN_SHIFT 22U |
| Shift for Timeout enable feild. More... | |
| #define | XCSUDMA_CTRL2_TIMEOUT_PRE_SHIFT 4U |
| Shift for Timeout pre feild. More... | |
MSB Address register bit masks and shifts | |
| #define | XCSUDMA_MSB_ADDR_MASK 0x0001FFFFU |
| MSB bits of address mask. More... | |
| #define | XCSUDMA_MSB_ADDR_SHIFT 32U |
| Shift for MSB bits of address. More... | |