374     FIS_REG_H2D *cmdfis = (FIS_REG_H2D *)(&cmdtbl->cfis);  in ahci_read()  local
376     cmdfis->fis_type = FIS_TYPE_REG_H2D;  in ahci_read()
377     cmdfis->c = 1; // Command  in ahci_read()
378     cmdfis->command = AHCI_CMD_READ_DMA_EXT;  in ahci_read()
380     cmdfis->lba0 = (uint8_t)startl;  in ahci_read()
381     cmdfis->lba1 = (uint8_t)(startl >> 8);  in ahci_read()
382     cmdfis->lba2 = (uint8_t)(startl >> 16);  in ahci_read()
383     cmdfis->device = 1 << 6; // LBA mode  in ahci_read()
385     cmdfis->lba3 = (uint8_t)(startl >> 24);  in ahci_read()
386     cmdfis->lba4 = (uint8_t)starth;  in ahci_read()
387     cmdfis->lba5 = (uint8_t)(starth >> 8);  in ahci_read()
389     cmdfis->countl = count & 0xFF;  in ahci_read()
390     cmdfis->counth = (count >> 8) & 0xFF;  in ahci_read()
467     FIS_REG_H2D *cmdfis = (FIS_REG_H2D *)(&cmdtbl->cfis);  in ahci_write()  local
468     cmdfis->fis_type = FIS_TYPE_REG_H2D;  in ahci_write()
469     cmdfis->c = 1; // Command  in ahci_write()
470     cmdfis->command = AHCI_CMD_WRITE_DMA_EXT;  in ahci_write()
471     cmdfis->lba0 = (uint8_t)startl;  in ahci_write()
472     cmdfis->lba1 = (uint8_t)(startl >> 8);  in ahci_write()
473     cmdfis->lba2 = (uint8_t)(startl >> 16);  in ahci_write()
474     cmdfis->lba3 = (uint8_t)(startl >> 24);  in ahci_write()
475     cmdfis->lba4 = (uint8_t)starth;  in ahci_write()
476     cmdfis->lba5 = (uint8_t)(starth >> 8);  in ahci_write()
478     cmdfis->device = 1 << 6; // LBA mode  in ahci_write()
480     cmdfis->countl = count & 0xff;  in ahci_write()
481     cmdfis->counth = count >> 8;  in ahci_write()