diff options
Diffstat (limited to 'src/include/device/pci_ehci.h')
| -rw-r--r-- | src/include/device/pci_ehci.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/include/device/pci_ehci.h b/src/include/device/pci_ehci.h new file mode 100644 index 0000000000..4d3f74671d --- /dev/null +++ b/src/include/device/pci_ehci.h @@ -0,0 +1,52 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 AMD + * Written by Yinghai Lu <yinghai.lu@amd.com> for AMD. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA + */ + +#ifndef _PCI_EHCI_H_ +#define _PCI_EHCI_H_ + +#include <arch/io.h> +#include <device/device.h> + +#define EHCI_BAR_INDEX 0x10 +#define PCI_EHCI_CLASSCODE 0x0c0320 /* USB2.0 with EHCI controller */ + +pci_devfn_t pci_ehci_dbg_dev(unsigned hcd_idx); +unsigned long pci_ehci_base_regs(pci_devfn_t dev); +void pci_ehci_dbg_set_port(pci_devfn_t dev, unsigned int port); +void pci_ehci_dbg_enable(pci_devfn_t dev, unsigned long base); + +#ifndef __PRE_RAM__ +#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 + +#endif /* _PCI_EHCI_H_ */ |