Searched defs:FisDmaSetup (Results 1 – 1 of 1) sorted by relevance
| /DragonOS/kernel/src/driver/disk/ahci/ |
| H A D | hba.rs | 406 pub struct FisDmaSetup { struct
408 pub fis_type: u8, // FIS_TYPE_DMA_SETUP
410 pub pm: u8, // Port multiplier, direction: 4 - device to host, interrupt: 2, auto-activate: 1
412 pub rsv1: [u8; 2], // Reserved
415 …uffer in host memory. SATA Spec says host specific and not in Spec. Trying AHCI spec might work. */
418 pub rsv3: u32, // More reserved
421 pub dma_buffer_offset: u32, // Byte offset into buffer. First 2 bits must be 0
424 pub transfer_count: u32, // Number of bytes to transfer. Bit 0 must be 0
427 pub rsv6: u32, // Reserved
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