mirrors/Astral
1
0
Fork 0
mirror of https://github.com/Mathewnd/Astral.git synced 2026-10-27 12:48:22 +00:00
Code Issues Packages Projects Releases Wiki Activity

usb: hub class driver

Browse Source
This commit is contained in:
Matheus
2026-05-13 12:04:17 -03:00
parent 53f444eb2f
commit 9c45a41abe
8 changed files with 598 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files
kernel-src/include/kernel/usb.h
+31 -2
View File
@@ -23,6 +23,8 @@ typedef struct usb_class_driver usb_class_driver_t;
#define USB_DESCRIPTOR_TYPE_INTERFACE 4
#define USB_DESCRIPTOR_TYPE_ENDPOINT 5
#define USB_DESCRIPTOR_TYPE_SS_EP_COMPANION 48
#define USB_DESCRIPTOR_TYPE_HUB 0x29
#define USB_DESCRIPTOR_TYPE_SS_HUB 0x2A
typedef struct {
uint8_t bLength;
@@ -30,6 +32,7 @@ typedef struct {
} usb_desc_hdr_t;
#define USB_MAX_CONFIG_DESC_SIZE 4096
#define USB_CLASS_HUB 0x09
typedef struct {
uint8_t bLength;
@@ -103,6 +106,28 @@ typedef struct {
uint16_t wBytesPerInterval;
} __attribute__((packed)) usb_ss_ep_companion_desc_t;
#define USB_HUB_PROTOCOL_MULTI_TT 2
typedef struct {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bNbrPorts;
uint16_t wHubCharacteristics;
uint8_t bPwrOn2PwrGood;
uint8_t bHubContrCurrent;
} __attribute__((packed)) usb_hub_desc_t;
typedef struct {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bNbrPorts;
uint16_t wHubCharacteristics;
uint8_t bPwrOn2PwrGood;
uint8_t bHubContrCurrent;
uint8_t bHubHdrDecLat;
uint16_t wHubDelay;
} __attribute__((packed)) usb_ss_hub_desc_t;
#define USB_REQUEST_RECIP_DEVICE 0x00
#define USB_REQUEST_RECIP_INTERFACE 0x01
#define USB_REQUEST_RECIP_ENDPOINT 0x02
@@ -246,6 +271,7 @@ struct usb_device {
// Descriptors for device
usb_device_desc_t desc;
usb_config_desc_t *config_desc;
usb_desc_hdr_t *hub_desc;
// Port number on the parent hub.
uint8_t port_number;
// Hub-port generation captured when enumeration started.
@@ -313,9 +339,11 @@ typedef void (*usb_address_device_callback_t)(usb_hub_t *hub, uint8_t port, usb_
typedef struct {
// Allocate, enable and address a USB device.
int (*address_device)(usb_ctrl_t *, usb_hub_t *, uint8_t port, usb_address_device_callback_t callback);
int (*address_device)(usb_ctrl_t *, usb_hub_t *, uint8_t port, usb_speed_t speed, usb_address_device_callback_t callback);
// Deaddress, disable and free a USB device
void (*deaddress_device)(usb_ctrl_t *, usb_device_t *);
// Mark a device as a hub in the controller
int (*mark_as_hub)(usb_ctrl_t *, usb_device_t *, usb_completion_callback_t callback, void *callback_ctx);
// Configure an endpoint.
int (*configure_ep)(usb_ctrl_t *, usb_device_t *, usb_endpoint_t *, usb_completion_callback_t callback, void *callback_ctx);
// Execute a control or data transfer.
@@ -330,13 +358,14 @@ int usb_submit_xfer(usb_device_t *dev, usb_xfer_t *xfer);
int usb_control_xfer(usb_device_t *dev, usb_setup_t *setup, void *buffer, usb_completion_callback_t callback, void *ctx);
int usb_get_device_descriptor(usb_device_t *dev, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx);
int usb_get_class_device_descriptor(usb_device_t *dev, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx);
int usb_get_interface_descriptor(usb_device_t *dev, uint16_t interface_number, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx);
int usb_get_endpoint_descriptor(usb_device_t *dev, uint16_t endpoint_address, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx);
int usb_set_configuration(usb_device_t *dev, uint8_t config_value, usb_completion_callback_t callback);
void usb_hub_event_connect(usb_hub_t *hub, int port);
void usb_hub_event_disconnect(usb_hub_t *hub, int port);
void usb_hub_event_reset(usb_hub_t *hub, int port);
void usb_hub_event_reset(usb_hub_t *hub, int port, usb_speed_t speed);
#define USB_DRIVER_SCORE_NONE 0
#define USB_DRIVER_SCORE_GENERIC 10