302 lines
		
	
	
		
			8.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			302 lines
		
	
	
		
			8.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #include <errno.h>
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| #include <stdio.h>
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| #include <stdlib.h>
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| #include <string.h>
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| #include <minix/config.h>
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| #include <minix/const.h>
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| #include <minix/devman.h>
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| #include <minix/usb.h>
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| #include <minix/sysutil.h>
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| 
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| #include "local.h"
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| 
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| #define CHECKOUTOFMEM(ptr) if(ptr == NULL) \
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|                                panic("Out of memory! (%s, line %d)" \
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| 							     __FILE__, __LINE__)
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| 
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| 
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| static int (*bind_cb) (struct devman_usb_bind_cb_data *data, endpoint_t ep);
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| static int (*unbind_cb) (struct devman_usb_bind_cb_data *data, endpoint_t ep);
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| 
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| /****************************************************************************
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|  *    devman_usb_add_attr                                                   *
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|  ***************************************************************************/
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| static void 
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| devman_usb_add_attr
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| (struct devman_dev *dev, char *name, char *data)
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| {
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| 	struct devman_static_attribute *attr = (struct devman_static_attribute *)
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| 	    malloc(sizeof(struct devman_static_attribute));
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| 	
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| 	CHECKOUTOFMEM(attr);
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| 
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| 	attr->name = malloc((strlen(name)+1)*sizeof(char));
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| 	memcpy(attr->name, name, (strlen(name)+1));
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| 
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| 	attr->data = malloc((strlen(data)+1)*sizeof(char));
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| 	memcpy(attr->data, data, (strlen(data)+1));
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| 	TAILQ_INSERT_TAIL(&dev->attrs, attr, list);
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| }
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| 
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| /****************************************************************************
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|  *    add_device_attributes                                                 *
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|  ***************************************************************************/
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| static void 
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| add_device_attributes
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| (struct devman_usb_dev *udev)
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| {
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| 	int ret;
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| 	char data[32];
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| 	
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| 	ret = sprintf(data,"0x%02x",udev->desc->bDeviceClass);
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(udev->dev, "bDeviceClass", data);
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| 	
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| 	ret = sprintf(data,"0x%02x",udev->desc->bDeviceSubClass);
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(udev->dev, "bDeviceSubClass", data);
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| 
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| 	ret = sprintf(data,"0x%02x",udev->desc->bDeviceProtocol);
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(udev->dev, "bDeviceProtocol", data);
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| 
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| 	ret = sprintf(data,"0x%04x",UGETW(udev->desc->idVendor));
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(udev->dev, "idVendor", data);
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| 	
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| 	ret = sprintf(data,"0x%04x",UGETW(udev->desc->idProduct));
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(udev->dev, "idProduct", data);	
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| 
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| 	if (udev->product)
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| 		devman_usb_add_attr(udev->dev, "Product", udev->product);
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| 	if (udev->manufacturer)
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| 		devman_usb_add_attr(udev->dev, "Manufacturer", udev->manufacturer);
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| 	if (udev->serial)
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| 		devman_usb_add_attr(udev->dev, "SerialNumber", udev->serial);
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| 	devman_usb_add_attr(udev->dev, "dev_type", "USB_DEV");
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| }
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| 
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| /****************************************************************************
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|  *     add_interface_attributes                                             *
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|  ***************************************************************************/
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| static void 
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| add_interface_attributes
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| (struct devman_usb_interface *intf)
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| {
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| 	int ret;
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| 	char data[32];
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| 	
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| 	ret = sprintf(data,"0x%02x",intf->desc->bInterfaceNumber);
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(intf->dev, "bInterfaceNumber", data);
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| 
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| 	ret = sprintf(data,"0x%02x",intf->desc->bAlternateSetting);
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(intf->dev, "bAlternateSetting", data);
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| 
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| 	ret = sprintf(data,"0x%02x",intf->desc->bNumEndpoints);
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(intf->dev, "bNumEndpoints", data);
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| 
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| 	ret = sprintf(data,"0x%02x",intf->desc->bInterfaceClass);
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(intf->dev, "bInterfaceClass", data);
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| 
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| 	ret = sprintf(data,"0x%02x",intf->desc->bInterfaceSubClass);
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(intf->dev, "bInterfaceSubClass", data);
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| 
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| 	ret = sprintf(data,"0x%02x",intf->desc->bInterfaceProtocol);
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| 	if (ret < 0) {
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| 		panic("add_device_attributes: sprintf failed");
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| 	}
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| 	devman_usb_add_attr(intf->dev, "bInterfaceProtocol", data);
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| 	
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| 	devman_usb_add_attr(intf->dev, "dev_type", "USB_INTF");
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| }
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| 
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| 
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| /****************************************************************************
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|  *      devman_usb_device_new                                               *
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|  ***************************************************************************/
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| struct devman_usb_dev* 
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| devman_usb_device_new
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| (int dev_id)
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| {
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| 	struct devman_usb_dev *udev = NULL;
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| 	struct devman_dev * dev = NULL;
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| 	
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| 	udev = (struct devman_usb_dev *) malloc(sizeof(struct devman_usb_dev));
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| 
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| 	CHECKOUTOFMEM(udev);
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| 
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| 	/* allocate device */
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| 	dev = (struct devman_dev *) malloc(sizeof(struct devman_dev));
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| 
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| 	CHECKOUTOFMEM(dev);
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| 	
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| 	udev->dev_id = dev_id;
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| 	udev->dev    = dev;
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| 			
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| 	dev->parent_dev_id = 0; /* For now add it directly to the root dev */
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| 
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| 	snprintf(dev->name, DEVMAN_DEV_NAME_LEN, "USB%d", dev_id);
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| 	
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| 	TAILQ_INIT(&dev->attrs);
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| 	
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| 	return udev;
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| }
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| 
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| /****************************************************************************
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|  *     devman_usb_device_delete                                             *
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|  ***************************************************************************/
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| void devman_usb_device_delete(struct devman_usb_dev *udev)
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| {
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| 	int i;
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| 	struct devman_static_attribute *attr,*temp;
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| 	
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| 	
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| 	for (i=0; i < udev->intf_count; i++) {
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| 		TAILQ_FOREACH_SAFE(attr, &udev->interfaces[i].dev->attrs, list, temp)
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| 		{
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| 			free(attr->name);
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| 			free(attr->data);
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| 			free(attr);
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| 		}
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| 		free(udev->interfaces[i].dev); 
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| 	}
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| 
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| 	TAILQ_FOREACH_SAFE(attr, &udev->dev->attrs, list, temp) {
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| 		free(attr->name);
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| 		free(attr->data);
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| 		free(attr);
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| 	}
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| 
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| 	free(udev->dev);
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| 	free(udev);
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| }
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| 
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| static int devman_usb_bind_cb(void *data, endpoint_t ep) {
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| 	if (bind_cb) {
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| 		return bind_cb((struct devman_usb_bind_cb_data *) data, ep);
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| 	} else {
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| 		return ENODEV;
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| 	}
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| }
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| 
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| static int devman_usb_unbind_cb(void *data, endpoint_t ep) {
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| 	if (unbind_cb) {
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| 		return unbind_cb((struct devman_usb_bind_cb_data *) data, ep);
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| 	} else {
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| 		return ENODEV;
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| 	}
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| }
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| 
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| /****************************************************************************
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|  *     devman_usb_device_add                                                *
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|  ***************************************************************************/
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| int devman_usb_device_add(struct devman_usb_dev *dev)
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| {
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| 	int i,res = 0;
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| 	add_device_attributes(dev);
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| 
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| 	/* add the USB device */
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| 	dev->cb_data.dev_id    = dev->dev_id; 
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| 	dev->cb_data.interface = -1;
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| 	
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| 	dev->dev->bind_cb   = devman_usb_bind_cb;
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| 	dev->dev->unbind_cb = devman_usb_unbind_cb;
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| 	dev->dev->data       = &dev->cb_data;
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| 
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| 	res = devman_add_device(dev->dev);
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| 
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| 	if (res != 0) {
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| 		panic("devman_usb_device_add(): devman_add_device failed.");
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| 	}
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| 
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| 	/* add the USB interfaces */
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| 	for (i=0; i < dev->intf_count; i++) {
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| 		/* prepare */
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| 		dev->interfaces[i].dev = 
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| 		    (struct devman_dev *) malloc(sizeof(struct devman_dev));
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| 		CHECKOUTOFMEM(dev->interfaces[i].dev);
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| 		
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| 		TAILQ_INIT(&dev->interfaces[i].dev->attrs);
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| 		snprintf(dev->interfaces[i].dev->name, DEVMAN_DEV_NAME_LEN, 
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| 		    "intf%d", i);
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| 
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| 		add_interface_attributes(&dev->interfaces[i]);
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| 		
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| 		dev->interfaces[i].dev->parent_dev_id = dev->dev->dev_id;
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| 		
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| 		
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| 		dev->interfaces[i].cb_data.dev_id    = dev->dev_id; 
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| 		dev->interfaces[i].cb_data.interface = 
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| 		    dev->interfaces[i].desc->bInterfaceNumber;
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| 
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| 		dev->interfaces[i].dev->bind_cb   = devman_usb_bind_cb;
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| 		dev->interfaces[i].dev->unbind_cb = devman_usb_unbind_cb;
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| 		dev->interfaces[i].dev->data      = &dev->interfaces[i].cb_data;
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| 
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| 		/* add */
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| 		res = devman_add_device(dev->interfaces[i].dev);
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| 		
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| 		if (res != 0) {
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| 			panic("devman_usb_device_add(): devman_add_device failed.");
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| 		}
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| 	}
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| 
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| 	return res;
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| }
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| 
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| /****************************************************************************
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|  *     devman_usb_device_remove                                             *
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|  ***************************************************************************/
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| int devman_usb_device_remove(struct devman_usb_dev *dev)
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| {
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| 	int i, res = 0;
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| 
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| 	for (i=0; i < dev->intf_count; i++) {
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| 		
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| 		res = devman_del_device(dev->interfaces[i].dev);
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| 
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| 		if (res != 0) {
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| 			panic("devman_usb_device_remove(): devman_del_device failed.");
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| 		}
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| 	}
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| 	res = devman_del_device(dev->dev);
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| 	return res;
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| }
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| 
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| /****************************************************************************
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|  *     devman_usb_init                                                      *
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|  ***************************************************************************/
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| void devman_usb_init
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| (int (*_bind_cb)   (struct devman_usb_bind_cb_data *data, endpoint_t ep),
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|  int (*_unbind_cb) (struct devman_usb_bind_cb_data *data, endpoint_t ep))
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| {
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| 	bind_cb   = _bind_cb;
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| 	unbind_cb = _unbind_cb;
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| }
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