#include "modules/usb/host_chap9/usb_host_hub.h"
Go to the source code of this file.
Data Structures | |
struct | S_pipe_int |
Defines | |
#define | PIPE_GOOD 0 |
#define | PIPE_DATA_TOGGLE 0x01 |
#define | PIPE_DATA_PID 0x02 |
#define | PIPE_PID 0x04 |
#define | PIPE_TIMEOUT 0x08 |
#define | PIPE_CRC16 0x10 |
#define | PIPE_STALL 0x20 |
#define | PIPE_NAK_TIMEOUT 0x40 |
#define | PIPE_DELAY_TIMEOUT 0x80 |
#define | Is_host_ready() ((device_state==DEVICE_READY) ? TRUE : FALSE) |
#define | Is_host_not_ready() ((device_state==DEVICE_READY) ? FALSE :TRUE) |
Returns true when the high application should not perform request to the device. | |
#define | Is_host_suspended() (((device_state==DEVICE_WAIT_RESUME) ||(device_state==DEVICE_SUSPENDED)) ? TRUE : FALSE) |
Check if host controller is in suspend mode. | |
#define | Is_host_not_suspended() (((device_state==DEVICE_WAIT_RESUME) ||(device_state==DEVICE_SUSPENDED)) ? FALSE : TRUE) |
Check if host controller is not suspend mode. | |
#define | Is_host_unattached() ((device_state==DEVICE_UNATTACHED) ? TRUE : FALSE) |
Check if there is an attached device connected to the host. | |
#define | Is_host_attached() ((device_state>=DEVICE_UNATTACHED) ? TRUE : FALSE) |
Check if there is an attached device connected to the host. | |
#define | Host_request_suspend() (device_state=DEVICE_SUSPENDED) |
This function should be called to make the host controller enter USB suspend mode. | |
#define | Host_request_resume() (request_resume=TRUE) |
This function should be called to request the host controller to resume the USB bus. | |
#define | Host_ack_request_resume() (request_resume=FALSE) |
Private ack for software event. | |
#define | Host_force_enumeration() (force_enumeration=TRUE, device_state=DEVICE_ATTACHED, init_usb_tree()) |
Force reset and (re)enumeration of the connected device. | |
#define | Is_host_request_resume() ((request_resume==TRUE) ? TRUE : FALSE) |
Private check for resume sequence. | |
#define | Is_new_device_connection_event() (new_device_connected ? TRUE : FALSE) |
Returns true when a new device is enumerated. | |
#define | Is_device_disconnection_event() ((device_state==DEVICE_DISCONNECTED_ACK || device_state==DEVICE_DISCONNECTED || f_hub_port_disconnect) ? TRUE : FALSE) |
Returns true when the device disconnects from the host. | |
#define | Host_stop_pipe_interrupt(i) |
Stop all interrupt attached to a pipe. | |
#define | DEVICE_UNATTACHED 0 |
#define | DEVICE_ATTACHED 1 |
#define | DEVICE_POWERED 2 |
#define | DEVICE_DEFAULT 3 |
#define | DEVICE_ADDRESSED 4 |
#define | DEVICE_CONFIGURED 5 |
#define | DEVICE_READY 6 |
#define | DEVICE_ERROR 7 |
#define | DEVICE_SUSPENDED 8 |
#define | DEVICE_WAIT_RESUME 9 |
#define | DEVICE_DISCONNECTED 10 |
#define | DEVICE_DISCONNECTED_ACK 11 |
#define | Host_set_device_supported() (device_status |= 0x01) |
#define | Host_clear_device_supported() (device_status &= ~0x01) |
#define | Is_host_device_supported() (device_status & 0x01) |
#define | Host_set_device_ready() (device_status |= 0x02) |
#define | Host_clear_device_ready() (device_status &= ~0x02) |
#define | Is_host_device_ready() (device_status & 0x02) |
#define | Host_set_configured() (device_status |= 0x04) |
#define | Host_clear_configured() (device_status &= ~0x04) |
#define | Is_host_configured() (device_status & 0x04) |
#define | Host_clear_device_status() (device_status = 0x00) |
Functions | |
void | usb_host_task_init (void) |
void | usb_host_task (void) |
U8 | host_send_data (U8 pipe, U16 nb_data, U8 *buf) |
U8 | host_get_data (U8 pipe, U16 *nb_data, U8 *buf) |
U8 | host_get_data_interrupt (U8 pipe, U16 nb_data, U8 *buf, void(*handle)(U8 status, U16 nb_byte)) |
U8 | host_send_data_interrupt (U8 pipe, U16 nb_data, U8 *buf, void(*handle)(U8 status, U16 nb_byte)) |
void | reset_it_pipe_str (void) |
U8 | is_any_interrupt_pipe_active (void) |
Variables | |
U8 | device_state |
Public : U8 device_state Its value represent the current state of the device connected to the usb host controller Value can be:
| |
U8 | request_resume |
U8 | new_device_connected |
U8 | force_enumeration |
Definition in file usb_host_task.h.
#define PIPE_GOOD 0 |
Definition at line 72 of file usb_host_task.h.
Referenced by call_back_template_1(), call_back_template_2(), host_get_data(), host_send_data(), and usb_pipe_interrupt().
#define PIPE_DATA_TOGGLE 0x01 |
Definition at line 73 of file usb_host_task.h.
#define PIPE_DATA_PID 0x02 |
Definition at line 74 of file usb_host_task.h.
#define PIPE_PID 0x04 |
Definition at line 75 of file usb_host_task.h.
#define PIPE_TIMEOUT 0x08 |
#define PIPE_CRC16 0x10 |
Definition at line 77 of file usb_host_task.h.
#define PIPE_STALL 0x20 |
Definition at line 78 of file usb_host_task.h.
Referenced by host_get_data(), host_send_data(), and usb_pipe_interrupt().
#define PIPE_NAK_TIMEOUT 0x40 |
Definition at line 79 of file usb_host_task.h.
Referenced by host_get_data(), host_send_data(), and usb_pipe_interrupt().
#define PIPE_DELAY_TIMEOUT 0x80 |
Definition at line 80 of file usb_host_task.h.
Referenced by host_get_data(), host_send_data(), and usb_general_interrupt().