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libpayload/usb: add USB 3.1 GEN2 support

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USB 3.1 GEN2 report speed type 4, add into speed enum.

BUG=b:139787920
BRANCH=N/A
TEST=Build libpayload and depthcharge on sarien and boot with
USB GEN2 HUB with USB disk. Check ultra speed device in cbmem log.

Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: Ia0ef12b2f0d91bf0d0db766bbc9019de1614a4f4
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35023
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Eric Lai
2019-08-22 12:41:12 +08:00
committed by Patrick Georgi
parent 1458777c3b
commit da10b9224a
4 changed files with 22 additions and 6 deletions
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2
payloads/libpayload/include/usb/usb.h
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@ -210,6 +210,7 @@ typedef enum {
LOW_SPEED = 1,
HIGH_SPEED = 2,
SUPER_SPEED = 3,
SUPER_SPEED_PLUS = 4,
} usb_speed;
struct usbdev {
@ -293,6 +294,7 @@ int get_descriptor (usbdev_t *dev, int rtype, int descType, int descIdx,
int set_configuration (usbdev_t *dev);
int clear_feature (usbdev_t *dev, int endp, int feature, int rtype);
int clear_stall (endpoint_t *ep);
_Bool is_usb_speed_ss(usb_speed speed);
void usb_nop_init (usbdev_t *dev);
void usb_hub_init (usbdev_t *dev);