37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
|
|
#ifndef _PCI_EHCI_H_
|
|
#define _PCI_EHCI_H_
|
|
|
|
#include <device/device.h>
|
|
#include <device/pci_type.h>
|
|
#include <stdint.h>
|
|
|
|
#define EHCI_BAR_INDEX 0x10
|
|
#define PCI_EHCI_CLASSCODE 0x0c0320 /* USB2.0 with EHCI controller */
|
|
|
|
/* Return PCI BDF for an EHCI controller by a given index. PCI function
|
|
* must already be powered to respond to configuration requests.
|
|
*/
|
|
pci_devfn_t pci_ehci_dbg_dev(unsigned int hcd_idx);
|
|
|
|
u8 *pci_ehci_base_regs(pci_devfn_t dev);
|
|
void pci_ehci_dbg_set_port(pci_devfn_t dev, unsigned int port);
|
|
|
|
#if !CONFIG(USBDEBUG)
|
|
#define pci_ehci_read_resources pci_dev_read_resources
|
|
#else
|
|
/* Relocation of EHCI Debug Port BAR
|
|
*
|
|
* PCI EHCI controller with Debug Port capability shall replace
|
|
* pci_dev_read_resources() with pci_ehci_read_resources() in its
|
|
* declaration of device_operations for .read_resources.
|
|
* This installs a hook to reconfigure usbdebug when resource allocator
|
|
* assigns a new BAR for the device.
|
|
*/
|
|
struct device;
|
|
void pci_ehci_read_resources(struct device *dev);
|
|
#endif
|
|
|
|
#endif /* _PCI_EHCI_H_ */
|