pintos/src/devices/usb_hub.c

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#include "devices/usb.h"
//103041996760879
#include "devices/usb_hub.h"
#include <lib/debug.h>

#define USB_CLASS_HUB   0x09

#define REQ_HUB_GET_STATUS      0
#define REQ_HUB_CLEAR_FEATURE   1
#define REQ_HUB_SET_FEATURE     2
#define REQ_HUB_GET_DESC        6
#define REQ_HUB_SET_DESC        7
#define REQ_HUB_CLEAR_TT_BUF    8
#define REQ_HUB_RESET_TT        9
#define REQ_HUB_GET_TT_STATE    10
#define REQ_HUB_STOP_TT         11

#define HUB_SEL_HUB_POWER               0
#define HUB_SEL_OVER_CURRENT            1
#define HUB_SEL_PORT_CONN               0
#define HUB_SEL_PORT_ENABLE             1
#define HUB_SEL_PORT_SUSPEND            2
#define HUB_SEL_PORT_OVER_CURRENT       3
#define HUB_SEL_PORT_RESET              4
#define HUB_SEL_PORT_POWER              8
#define HUB_SEL_PORT_LOW_SPEED          9

#define SETUP_DESC_HUB                  0x29

static void* hub_attached(struct usb_iface*);
static void hub_detached(class_info);

static struct usb_class hub_class = {
                .attached = hub_attached,
                .detached = hub_detached,
                .class_id = USB_CLASS_HUB,
                .name = "hub"
                };


void usb_hub_init(void)
{
        usb_register_class(&hub_class);
}


static void* hub_attached(struct usb_iface* ui UNUSED)
{
        return NULL;
}

static void hub_detached(class_info info UNUSED)
{
}

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