5817c56d19
Change-Id: I746ea7805bae553a146130994d8174aa2e189610 Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/43368 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef _PCI_EHCI_H_
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#define _PCI_EHCI_H_
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#include <device/device.h>
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#include <device/pci_type.h>
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#include <stdint.h>
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#define EHCI_BAR_INDEX 0x10
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#define PCI_EHCI_CLASSCODE 0x0c0320 /* USB2.0 with EHCI controller */
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/* Return PCI BDF for an EHCI controller by a given index. PCI function
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* must already be powered to respond to configuration requests.
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*/
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pci_devfn_t pci_ehci_dbg_dev(unsigned int hcd_idx);
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u8 *pci_ehci_base_regs(pci_devfn_t dev);
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void pci_ehci_dbg_set_port(pci_devfn_t dev, unsigned int port);
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#if !CONFIG(USBDEBUG)
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#define pci_ehci_read_resources pci_dev_read_resources
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#else
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/* Relocation of EHCI Debug Port BAR
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*
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* PCI EHCI controller with Debug Port capability shall replace
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* pci_dev_read_resources() with pci_ehci_read_resources() in its
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* declaration of device_operations for .read_resources.
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* This installs a hook to reconfigure usbdebug when resource allocator
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* assigns a new BAR for the device.
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*/
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struct device;
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void pci_ehci_read_resources(struct device *dev);
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#endif
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#endif /* _PCI_EHCI_H_ */
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