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-rw-r--r--include/grub/usbtrans.h155
1 files changed, 155 insertions, 0 deletions
diff --git a/include/grub/usbtrans.h b/include/grub/usbtrans.h
new file mode 100644
index 0000000..aef482c
--- /dev/null
+++ b/include/grub/usbtrans.h
@@ -0,0 +1,155 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2008 Free Software Foundation, Inc.
+ *
+ * GRUB 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_USBTRANS_H
+#define GRUB_USBTRANS_H 1
+
+#define MAX_USB_TRANSFER_LEN 0x0800
+
+typedef enum
+ {
+ GRUB_USB_TRANSFER_TYPE_IN,
+ GRUB_USB_TRANSFER_TYPE_OUT,
+ GRUB_USB_TRANSFER_TYPE_SETUP
+ } grub_transfer_type_t;
+
+typedef enum
+ {
+ GRUB_USB_TRANSACTION_TYPE_CONTROL,
+ GRUB_USB_TRANSACTION_TYPE_BULK
+ } grub_transaction_type_t;
+
+struct grub_usb_transaction
+{
+ int size;
+ int toggle;
+ grub_transfer_type_t pid;
+ grub_uint32_t data;
+ grub_size_t preceding;
+};
+typedef struct grub_usb_transaction *grub_usb_transaction_t;
+
+struct grub_usb_transfer
+{
+ int devaddr;
+
+ int endpoint;
+
+ int size;
+
+ int transcnt;
+
+ int max;
+
+ grub_transaction_type_t type;
+
+ grub_transfer_type_t dir;
+
+ struct grub_usb_device *dev;
+
+ struct grub_usb_transaction *transactions;
+
+ int last_trans;
+ /* Index of last processed transaction in OHCI/UHCI driver. */
+
+ void *controller_data;
+
+ /* Used when finishing transfer to copy data back. */
+ struct grub_pci_dma_chunk *data_chunk;
+ void *data;
+};
+typedef struct grub_usb_transfer *grub_usb_transfer_t;
+
+
+
+enum
+ {
+ GRUB_USB_REQTYPE_TARGET_DEV = (0 << 0),
+ GRUB_USB_REQTYPE_TARGET_INTERF = (1 << 0),
+ GRUB_USB_REQTYPE_TARGET_ENDP = (2 << 0),
+ GRUB_USB_REQTYPE_TARGET_OTHER = (3 << 0),
+ GRUB_USB_REQTYPE_STANDARD = (0 << 5),
+ GRUB_USB_REQTYPE_CLASS = (1 << 5),
+ GRUB_USB_REQTYPE_VENDOR = (2 << 5),
+ GRUB_USB_REQTYPE_OUT = (0 << 7),
+ GRUB_USB_REQTYPE_IN = (1 << 7),
+ GRUB_USB_REQTYPE_CLASS_INTERFACE_OUT = GRUB_USB_REQTYPE_TARGET_INTERF
+ | GRUB_USB_REQTYPE_CLASS | GRUB_USB_REQTYPE_OUT,
+ GRUB_USB_REQTYPE_VENDOR_OUT = GRUB_USB_REQTYPE_VENDOR | GRUB_USB_REQTYPE_OUT,
+ GRUB_USB_REQTYPE_CLASS_INTERFACE_IN = GRUB_USB_REQTYPE_TARGET_INTERF
+ | GRUB_USB_REQTYPE_CLASS | GRUB_USB_REQTYPE_IN,
+ GRUB_USB_REQTYPE_VENDOR_IN = GRUB_USB_REQTYPE_VENDOR | GRUB_USB_REQTYPE_IN
+ };
+
+enum
+ {
+ GRUB_USB_REQ_GET_STATUS = 0x00,
+ GRUB_USB_REQ_CLEAR_FEATURE = 0x01,
+ GRUB_USB_REQ_SET_FEATURE = 0x03,
+ GRUB_USB_REQ_SET_ADDRESS = 0x05,
+ GRUB_USB_REQ_GET_DESCRIPTOR = 0x06,
+ GRUB_USB_REQ_SET_DESCRIPTOR = 0x07,
+ GRUB_USB_REQ_GET_CONFIGURATION = 0x08,
+ GRUB_USB_REQ_SET_CONFIGURATION = 0x09,
+ GRUB_USB_REQ_GET_INTERFACE = 0x0A,
+ GRUB_USB_REQ_SET_INTERFACE = 0x0B,
+ GRUB_USB_REQ_SYNC_FRAME = 0x0C
+ };
+
+#define GRUB_USB_FEATURE_ENDP_HALT 0x00
+#define GRUB_USB_FEATURE_DEV_REMOTE_WU 0x01
+#define GRUB_USB_FEATURE_TEST_MODE 0x02
+
+enum
+ {
+ GRUB_USB_HUB_FEATURE_PORT_RESET = 0x04,
+ GRUB_USB_HUB_FEATURE_PORT_POWER = 0x08,
+ GRUB_USB_HUB_FEATURE_C_PORT_CONNECTED = 0x10,
+ GRUB_USB_HUB_FEATURE_C_PORT_ENABLED = 0x11,
+ GRUB_USB_HUB_FEATURE_C_PORT_SUSPEND = 0x12,
+ GRUB_USB_HUB_FEATURE_C_PORT_OVERCURRENT = 0x13,
+ GRUB_USB_HUB_FEATURE_C_PORT_RESET = 0x14
+ };
+
+enum
+ {
+ GRUB_USB_HUB_STATUS_PORT_CONNECTED = (1 << 0),
+ GRUB_USB_HUB_STATUS_PORT_ENABLED = (1 << 1),
+ GRUB_USB_HUB_STATUS_PORT_SUSPEND = (1 << 2),
+ GRUB_USB_HUB_STATUS_PORT_OVERCURRENT = (1 << 3),
+ GRUB_USB_HUB_STATUS_PORT_POWERED = (1 << 8),
+ GRUB_USB_HUB_STATUS_PORT_LOWSPEED = (1 << 9),
+ GRUB_USB_HUB_STATUS_PORT_HIGHSPEED = (1 << 10),
+ GRUB_USB_HUB_STATUS_C_PORT_CONNECTED = (1 << 16),
+ GRUB_USB_HUB_STATUS_C_PORT_ENABLED = (1 << 17),
+ GRUB_USB_HUB_STATUS_C_PORT_SUSPEND = (1 << 18),
+ GRUB_USB_HUB_STATUS_C_PORT_OVERCURRENT = (1 << 19),
+ GRUB_USB_HUB_STATUS_C_PORT_RESET = (1 << 20)
+ };
+
+struct grub_usb_packet_setup
+{
+ grub_uint8_t reqtype;
+ grub_uint8_t request;
+ grub_uint16_t value;
+ grub_uint16_t index;
+ grub_uint16_t length;
+} GRUB_PACKED;
+
+
+#endif /* GRUB_USBTRANS_H */