155 lines
4.3 KiB
C
155 lines
4.3 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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#define MAX_USB_TRANSFER_LEN 0x0800
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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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grub_size_t preceding;
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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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grub_transfer_type_t dir;
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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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void *controller_data;
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/* Used when finishing transfer to copy data back. */
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struct grub_pci_dma_chunk *data_chunk;
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void *data;
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};
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typedef struct grub_usb_transfer *grub_usb_transfer_t;
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enum
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{
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GRUB_USB_REQTYPE_TARGET_DEV = (0 << 0),
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GRUB_USB_REQTYPE_TARGET_INTERF = (1 << 0),
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GRUB_USB_REQTYPE_TARGET_ENDP = (2 << 0),
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GRUB_USB_REQTYPE_TARGET_OTHER = (3 << 0),
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GRUB_USB_REQTYPE_STANDARD = (0 << 5),
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GRUB_USB_REQTYPE_CLASS = (1 << 5),
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GRUB_USB_REQTYPE_VENDOR = (2 << 5),
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GRUB_USB_REQTYPE_OUT = (0 << 7),
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GRUB_USB_REQTYPE_IN = (1 << 7),
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GRUB_USB_REQTYPE_CLASS_INTERFACE_OUT = GRUB_USB_REQTYPE_TARGET_INTERF
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| GRUB_USB_REQTYPE_CLASS | GRUB_USB_REQTYPE_OUT,
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GRUB_USB_REQTYPE_VENDOR_OUT = GRUB_USB_REQTYPE_VENDOR | GRUB_USB_REQTYPE_OUT,
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GRUB_USB_REQTYPE_CLASS_INTERFACE_IN = GRUB_USB_REQTYPE_TARGET_INTERF
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| GRUB_USB_REQTYPE_CLASS | GRUB_USB_REQTYPE_IN,
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GRUB_USB_REQTYPE_VENDOR_IN = GRUB_USB_REQTYPE_VENDOR | GRUB_USB_REQTYPE_IN
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};
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enum
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{
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GRUB_USB_REQ_GET_STATUS = 0x00,
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GRUB_USB_REQ_CLEAR_FEATURE = 0x01,
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GRUB_USB_REQ_SET_FEATURE = 0x03,
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GRUB_USB_REQ_SET_ADDRESS = 0x05,
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GRUB_USB_REQ_GET_DESCRIPTOR = 0x06,
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GRUB_USB_REQ_SET_DESCRIPTOR = 0x07,
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GRUB_USB_REQ_GET_CONFIGURATION = 0x08,
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GRUB_USB_REQ_SET_CONFIGURATION = 0x09,
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GRUB_USB_REQ_GET_INTERFACE = 0x0A,
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GRUB_USB_REQ_SET_INTERFACE = 0x0B,
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GRUB_USB_REQ_SYNC_FRAME = 0x0C
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};
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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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enum
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{
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GRUB_USB_HUB_FEATURE_PORT_RESET = 0x04,
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GRUB_USB_HUB_FEATURE_PORT_POWER = 0x08,
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GRUB_USB_HUB_FEATURE_C_PORT_CONNECTED = 0x10,
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GRUB_USB_HUB_FEATURE_C_PORT_ENABLED = 0x11,
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GRUB_USB_HUB_FEATURE_C_PORT_SUSPEND = 0x12,
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GRUB_USB_HUB_FEATURE_C_PORT_OVERCURRENT = 0x13,
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GRUB_USB_HUB_FEATURE_C_PORT_RESET = 0x14
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};
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enum
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{
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GRUB_USB_HUB_STATUS_PORT_CONNECTED = (1 << 0),
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GRUB_USB_HUB_STATUS_PORT_ENABLED = (1 << 1),
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GRUB_USB_HUB_STATUS_PORT_SUSPEND = (1 << 2),
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GRUB_USB_HUB_STATUS_PORT_OVERCURRENT = (1 << 3),
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GRUB_USB_HUB_STATUS_PORT_POWERED = (1 << 8),
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GRUB_USB_HUB_STATUS_PORT_LOWSPEED = (1 << 9),
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GRUB_USB_HUB_STATUS_PORT_HIGHSPEED = (1 << 10),
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GRUB_USB_HUB_STATUS_C_PORT_CONNECTED = (1 << 16),
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GRUB_USB_HUB_STATUS_C_PORT_ENABLED = (1 << 17),
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GRUB_USB_HUB_STATUS_C_PORT_SUSPEND = (1 << 18),
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GRUB_USB_HUB_STATUS_C_PORT_OVERCURRENT = (1 << 19),
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GRUB_USB_HUB_STATUS_C_PORT_RESET = (1 << 20)
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};
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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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} GRUB_PACKED;
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#endif /* GRUB_USBTRANS_H */
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