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working on USB device scan

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This commit is contained in:
Markus Fröschle
2014-10-03 09:58:45 +00:00
parent b1c2026746
commit 342c3cd34a
8 changed files with 331 additions and 299 deletions
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2
BaS_gcc/usb/usb.c
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@@ -203,6 +203,8 @@ int usb_init(int32_t handle, const struct pci_device_id *ent)
bus_index++;
usb_started = 1;
xprintf("done.\r\n");
return 0;
}
else

23
BaS_gcc/usb/usb_hub.c
View File

@@ -12,7 +12,7 @@
#include "usb.h"
#include "usb_hub.h"
//#define DEBUG_HUB
#define DEBUG_HUB
#ifdef DEBUG_HUB
#define dbg(format, arg...) do { xprintf("DEBUG: %s(): " format, __FUNCTION__, ##arg); } while (0)
#else
@@ -296,6 +296,7 @@ static void usb_hub_events(struct usb_device *dev)
if (usb_get_port_status(dev, i + 1, &portsts) < 0)
{
dbg("get_port_status failed\r\n");
continue;
}
portstatus = swpw(portsts.wPortStatus);
@@ -424,7 +425,8 @@ int usb_hub_configure(struct usb_device *dev)
driver_mem_free(buffer);
return -1;
}
dbg("bLength:%02X bDescriptorType:%02X bNbrPorts:%02X\r\n", buffer[0], buffer[1], buffer[2]);
dbg("bLength:0x%02X bDescriptorType:0x%02X bNbrPorts:0x%02X\r\n", buffer[0], buffer[1], buffer[2]);
descriptor = (struct usb_hub_descriptor *)buffer;
/* silence compiler warning if USB_BUFSIZ is > 256 [= sizeof(char)] */
@@ -465,7 +467,7 @@ int usb_hub_configure(struct usb_device *dev)
hub->desc.DeviceRemovable[i] = descriptor->DeviceRemovable[i];
}
for (i = 0; i < ((hub->desc.bNbrPorts + 1 + 7)/8); i++)
for (i = 0; i < ((hub->desc.bNbrPorts + 1 + 7) / 8); i++)
{
hub->desc.DeviceRemovable[i] = descriptor->PortPowerCtrlMask[i];
}
@@ -507,7 +509,9 @@ int usb_hub_configure(struct usb_device *dev)
for (i = 0; i < dev->maxchild; i++)
{
dbg("USB %d port %d is%s removable\r\n", dev->usbnum, i + 1, hub->desc.DeviceRemovable[(i + 1) / 8] & (1 << ((i + 1) % 8)) ? " not" : "");
dbg("USB %d port %d is%s removable\r\n",
dev->usbnum, i + 1,
hub->desc.DeviceRemovable[(i + 1) / 8] & (1 << ((i + 1) % 8)) ? " not" : "");
}
if (sizeof(struct usb_hub_status) > USB_BUFSIZ)
@@ -526,11 +530,11 @@ int usb_hub_configure(struct usb_device *dev)
return -1;
}
#ifdef USB_DEBUG
#ifdef DEBUG_HUB
{
struct usb_hub_status *hubsts;
hubsts = (struct usb_hub_status *)buffer;
hubsts = (struct usb_hub_status *) buffer;
dbg("get_hub_status returned status %X, change %X\r\n",
swpw(hubsts->wHubStatus), swpw(hubsts->wHubChange));
dbg("local power source is %s\r\n",
@@ -559,6 +563,7 @@ int usb_hub_configure(struct usb_device *dev)
}
if (queue_poll_hub == NULL)
#endif
usb_hub_events(dev);
driver_mem_free(buffer);
@@ -586,12 +591,15 @@ int usb_hub_probe(struct usb_device *dev, int ifnum)
*/
if ((iface->bInterfaceSubClass != 0) && (iface->bInterfaceSubClass != 1))
{
dbg("iface->bInterfaceSubClass != {0, 1} (%d instead)\r\n", iface->bInterfaceSubClass);
return 0;
}
/* Multiple endpoints? What kind of mutant ninja-hub is this? */
if (iface->bNumEndpoints != 1)
{
dbg("iface->bNumEndpoints != 1 (%d instead)\r\n", iface->bNumEndpoints);
return 0;
}
@@ -600,6 +608,8 @@ int usb_hub_probe(struct usb_device *dev, int ifnum)
/* Output endpoint? Curiousier and curiousier.. */
if (!(ep->bEndpointAddress & USB_DIR_IN))
{
dbg("!(ep->bEndpointAddress != USB_DIR_IN (0x%x instead)\r\n", ep->bEndpointAddress);
return 0;
}
@@ -611,6 +621,7 @@ int usb_hub_probe(struct usb_device *dev, int ifnum)
/* We found a hub */
dbg("USB %d hub found\r\n", dev->usbnum);
ret = usb_hub_configure(dev);
return ret;