113 lines
3.0 KiB
C
113 lines
3.0 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2008 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GRUB_USBTRANS_H
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#define GRUB_USBTRANS_H 1
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typedef enum
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{
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GRUB_USB_TRANSFER_TYPE_IN,
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GRUB_USB_TRANSFER_TYPE_OUT,
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GRUB_USB_TRANSFER_TYPE_SETUP
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} grub_transfer_type_t;
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typedef enum
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{
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GRUB_USB_TRANSACTION_TYPE_CONTROL,
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GRUB_USB_TRANSACTION_TYPE_BULK
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} grub_transaction_type_t;
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struct grub_usb_transaction
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{
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int size;
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int toggle;
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grub_transfer_type_t pid;
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grub_uint32_t data;
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};
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typedef struct grub_usb_transaction *grub_usb_transaction_t;
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struct grub_usb_transfer
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{
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int devaddr;
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int endpoint;
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int size;
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int transcnt;
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int max;
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grub_transaction_type_t type;
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struct grub_usb_device *dev;
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struct grub_usb_transaction *transactions;
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int last_trans;
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/* Index of last processed transaction in OHCI/UHCI driver. */
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};
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typedef struct grub_usb_transfer *grub_usb_transfer_t;
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#define GRUB_USB_REQTYPE_IN (1 << 7)
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#define GRUB_USB_REQTYPE_OUT (0 << 7)
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#define GRUB_USB_REQTYPE_STANDARD (0 << 5)
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#define GRUB_USB_REQTYPE_CLASS (1 << 5)
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#define GRUB_USB_REQTYPE_VENDOR (2 << 5)
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#define GRUB_USB_REQTYPE_TARGET_DEV (0 << 0)
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#define GRUB_USB_REQTYPE_TARGET_INTERF (1 << 0)
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#define GRUB_USB_REQTYPE_TARGET_ENDP (2 << 0)
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#define GRUB_USB_REQTYPE_TARGET_OTHER (3 << 0)
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#define GRUB_USB_REQ_GET_STATUS 0x00
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#define GRUB_USB_REQ_CLEAR_FEATURE 0x01
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#define GRUB_USB_REQ_SET_FEATURE 0x03
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#define GRUB_USB_REQ_SET_ADDRESS 0x05
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#define GRUB_USB_REQ_GET_DESCRIPTOR 0x06
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#define GRUB_USB_REQ_SET_DESCRIPTOR 0x07
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#define GRUB_USB_REQ_GET_CONFIGURATION 0x08
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#define GRUB_USB_REQ_SET_CONFIGURATION 0x09
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#define GRUB_USB_REQ_GET_INTERFACE 0x0A
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#define GRUB_USB_REQ_SET_INTERFACE 0x0B
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#define GRUB_USB_REQ_SYNC_FRAME 0x0C
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#define GRUB_USB_FEATURE_ENDP_HALT 0x00
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#define GRUB_USB_FEATURE_DEV_REMOTE_WU 0x01
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#define GRUB_USB_FEATURE_TEST_MODE 0x02
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#define GRUB_USB_HUB_FEATURE_PORT_RESET 0x04
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#define GRUB_USB_HUB_FEATURE_PORT_POWER 0x08
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#define GRUB_USB_HUB_STATUS_CONNECTED (1 << 0)
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#define GRUB_USB_HUB_STATUS_LOWSPEED (1 << 9)
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#define GRUB_USB_HUB_STATUS_HIGHSPEED (1 << 10)
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#define GRUB_USB_HUB_STATUS_C_PORT_RESET (1 << 20)
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struct grub_usb_packet_setup
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{
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grub_uint8_t reqtype;
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grub_uint8_t request;
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grub_uint16_t value;
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grub_uint16_t index;
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grub_uint16_t length;
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} __attribute__((packed));
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#endif /* GRUB_USBTRANS_H */
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