67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id: usb_hub.h,v 1.5 2009-04-09 17:32:53 vruppert Exp $
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2009 Volker Ruppert
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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/////////////////////////////////////////////////////////////////////////
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// USB hub emulation support ported from the Qemu project
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#ifndef BX_IODEV_USB_HUB_H
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#define BX_IODEV_USB_HUB_H
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// number of ports defined in bochs.h
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class usb_hub_device_c : public usb_device_c {
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public:
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usb_hub_device_c(Bit8u ports);
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virtual ~usb_hub_device_c(void);
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virtual int handle_packet(USBPacket *p);
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virtual void handle_reset();
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virtual int handle_control(int request, int value, int index, int length, Bit8u *data);
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virtual int handle_data(USBPacket *p);
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virtual void register_state_specific(bx_list_c *parent);
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virtual void after_restore_state();
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private:
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struct {
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Bit8u n_ports;
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bx_list_c *config;
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bx_list_c *state;
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char serial_number[16];
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struct {
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// our data
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usb_device_c *device; // device connected to this port
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Bit16u PortStatus;
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Bit16u PortChange;
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} usb_port[BX_N_USB_HUB_PORTS];
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} hub;
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int broadcast_packet(USBPacket *p);
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void init_device(Bit8u port, const char *devname);
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void remove_device(Bit8u port);
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void usb_set_connect_status(Bit8u port, int type, bx_bool connected);
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static const char *hub_param_handler(bx_param_string_c *param, int set,
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const char *oldval, const char *val, int maxlen);
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};
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#endif
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