coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
ehci.h
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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #ifndef _BROADWELL_EHCI_H_
4 #define _BROADWELL_EHCI_H_
5 
6 /* EHCI Memory Registers */
7 #define EHCI_USB_CMD 0x20
8 #define EHCI_USB_CMD_RUN (1 << 0)
9 #define EHCI_USB_CMD_PSE (1 << 4)
10 #define EHCI_USB_CMD_ASE (1 << 5)
11 #define EHCI_PORTSC(port) (0x64 + (port * 4))
12 #define EHCI_PORTSC_ENABLED (1 << 2)
13 #define EHCI_PORTSC_SUSPEND (1 << 7)
14 
15 #endif