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libpayload: Add support for split transactions in EHCI

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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:
Nico Huber
2012-05-23 09:21:54 +02:00
committed by Stefan Reinauer
parent d5d024f3e5
commit 1ab6075320
4 changed files with 53 additions and 12 deletions
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2
payloads/libpayload/include/usb/usb.h
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@ -223,8 +223,6 @@ void usb_hub_init (usbdev_t *dev);
void usb_hid_init (usbdev_t *dev);
void usb_msc_init (usbdev_t *dev);
int set_address (hci_t *controller, int speed);
u8 *get_descriptor (usbdev_t *dev, unsigned char bmRequestType,
int descType, int descIdx, int langID);