usbdebug: Move under drivers/usb

Also relocate and split header files, there is some interest
for EHCI debug support without PCI.

Change-Id: Ibe91730eb72dfe0634fb38bdd184043495e2fb08
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5129
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>

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_ */