fis->lba_lo[1] = (lba_sect >> 8) & 0xFF;
fis->lba_lo[2] = (lba_sect >> 16) & 0xFF;
if (cmd->props->lba28) {
- fis->device = (fis->device & 0xF0) || (lba_sect >> 24) & 0x0F;
+ fis->device = (fis->device & 0xF0) | ((lba_sect >> 24) & 0x0F);
}
fis->lba_hi[0] = (lba_sect >> 24) & 0xFF;
fis->lba_hi[1] = (lba_sect >> 32) & 0xFF;
/* Each PRD can describe up to 4MiB, and must not be odd. */
g_assert_cmphex(prd_size, <=, 4096 * 1024);
g_assert_cmphex(prd_size & 0x01, ==, 0x00);
- cmd->prd_size = prd_size;
+ if (prd_size) {
+ cmd->prd_size = prd_size;
+ }
cmd->xbytes = xbytes;
cmd->fis.count = (cmd->xbytes / AHCI_SECTOR_SIZE);
cmd->header.prdtl = size_to_prdtl(cmd->xbytes, cmd->prd_size);