ea7334bfab
be specified as a USB port option (e.g. 'sect_size:1024'). The values 512, 1024 and 4096 are supported. If not specified, it defaults to 512. TODO: ATA disk (harddrv code), BIOS, bximage.
95 lines
3.2 KiB
C++
95 lines
3.2 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id$
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/////////////////////////////////////////////////////////////////////////
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//
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// USB mass storage device support (ported from QEMU)
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//
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// Copyright (c) 2006 CodeSourcery.
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// Written by Paul Brook
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// Copyright (C) 2009-2018 The Bochs Project
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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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#ifndef BX_IODEV_USB_MSD_H
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#define BX_IODEV_USB_MSD_H
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class device_image_t;
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class cdrom_base_c;
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class scsi_device_t;
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class usb_msd_device_c : public usb_device_c {
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public:
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usb_msd_device_c(usbdev_type type, const char *filename);
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virtual ~usb_msd_device_c(void);
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virtual bx_bool init();
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virtual bx_bool set_option(const char *option);
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virtual const char* get_info();
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virtual void runtime_config(void);
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void restore_handler(bx_list_c *conf);
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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 cancel_packet(USBPacket *p);
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bx_bool set_inserted(bx_bool value);
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bx_bool get_inserted();
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bx_bool get_locked();
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protected:
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void copy_data();
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void send_status(USBPacket *p);
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static void usb_msd_command_complete(void *this_ptr, int reason, Bit32u tag, Bit32u arg);
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void command_complete(int reason, Bit32u tag, Bit32u arg);
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private:
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struct {
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// members set in constructor / init
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Bit8u image_mode;
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device_image_t *hdimage;
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cdrom_base_c *cdrom;
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scsi_device_t *scsi_dev;
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bx_list_c *sr_list;
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const char *fname;
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bx_list_c *config;
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char info_txt[BX_PATHNAME_LEN];
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char journal[BX_PATHNAME_LEN]; // undoable / volatile disk only
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int size; // VVFAT disk only
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unsigned sect_size; // sector size for disks only (default = 512 bytes)
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// members handled by runtime config
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bx_bool status_changed;
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// members handled by save/restore
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Bit8u mode;
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Bit32u scsi_len;
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Bit32u usb_len;
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Bit32u data_len;
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Bit32u residue;
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Bit32u tag;
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int result;
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// members not handled by save/restore
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Bit8u *scsi_buf;
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Bit8u *usb_buf;
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USBPacket *packet;
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} s;
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static const char *cdrom_path_handler(bx_param_string_c *param, int set,
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const char *oldval, const char *val, int maxlen);
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static Bit64s cdrom_status_handler(bx_param_c *param, int set, Bit64s val);
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};
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#endif
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