ehci_sitd_t
usb_syncmem(&sitd->dma, sitd->offs + offsetof(ehci_sitd_t, sitd_trans),
usb_syncmem(&sitd->dma, sitd->offs + offsetof(ehci_sitd_t, sitd_trans),
sitd->offs + offsetof(ehci_sitd_t, sitd_trans),
sitd->offs + offsetof(ehci_sitd_t, sitd_trans),
sitd->offs + offsetof(ehci_sitd_t, sitd_next),
sitd->offs + offsetof(ehci_sitd_t, sitd_buffer),
sitd->offs + offsetof(ehci_sitd_t, sitd_buffer),
usb_syncmem(&sitd->dma, sitd->offs, sizeof(ehci_sitd_t),
usb_syncmem(&sitd->dma, sitd->offs + offsetof(ehci_sitd_t, sitd_trans),
sitd->offs + offsetof(ehci_sitd_t, sitd_next),
sizeof(ehci_sitd_t),
#define EHCI_SITD_SIZE (roundup(sizeof(ehci_sitd_t), EHCI_SITD_ALLOC_ALIGN))
ehci_sitd_t *sitd;