libpayload: Add support for split transactions in EHCI
With split transactions, the EHCI host controller can handle full- and low-speed devices on hubs in high-speed mode. This adds support for split transactions for control and bulk transfers. Change-Id: I30fa1ce25757f33b1e6ed34207949c9255f05d49 Signed-off-by: Nico Huber <nico.huber@secunet.com> Reviewed-on: http://review.coreboot.org/1081 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
committed by
Stefan Reinauer
parent
d5d024f3e5
commit
1ab6075320
@@ -116,6 +116,8 @@ typedef volatile struct {
|
||||
#define QH_NON_HS_CTRL_EP_SHIFT 27
|
||||
#define QH_NAK_CNT_SHIFT 28
|
||||
u32 epcaps;
|
||||
#define QH_HUB_ADDRESS_SHIFT 16
|
||||
#define QH_PORT_NUMBER_SHIFT 23
|
||||
#define QH_PIPE_MULTIPLIER_SHIFT 30
|
||||
volatile u32 current_td_ptr;
|
||||
volatile qtd_t td;
|
||||
|
Reference in New Issue
Block a user