#undef USB_KBD_DEBUG
/*
- * if overwrite_console returns 1, the stdin, stderr and stdout
+ * If overwrite_console returns 1, the stdin, stderr and stdout
* are switched to the serial port, else the settings in the
* environment are used
*/
#ifdef CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE
-extern int overwrite_console (void);
+extern int overwrite_console(void);
#else
-int overwrite_console (void)
+int overwrite_console(void)
{
- return (0);
+ return 0;
}
#endif
-#ifdef USB_KBD_DEBUG
-#define USB_KBD_PRINTF(fmt,args...) printf (fmt ,##args)
+#ifdef USB_KBD_DEBUG
+#define USB_KBD_PRINTF(fmt, args...) printf(fmt, ##args)
#else
-#define USB_KBD_PRINTF(fmt,args...)
+#define USB_KBD_PRINTF(fmt, args...)
#endif
-#define REPEAT_RATE 40/4 /* 40msec -> 25cps */
-#define REPEAT_DELAY 10 /* 10 x REAPEAT_RATE = 400msec */
+#define REPEAT_RATE (40/4) /* 40msec -> 25cps */
+#define REPEAT_DELAY 10 /* 10 x REPEAT_RATE = 400msec */
#define NUM_LOCK 0x53
-#define CAPS_LOCK 0x39
-#define SCROLL_LOCK 0x47
+#define CAPS_LOCK 0x39
+#define SCROLL_LOCK 0x47
/* Modifier bits */
#define LEFT_CNTR 0
-#define LEFT_SHIFT 1
+#define LEFT_SHIFT 1
#define LEFT_ALT 2
#define LEFT_GUI 3
-#define RIGHT_CNTR 4
-#define RIGHT_SHIFT 5
+#define RIGHT_CNTR 4
+#define RIGHT_SHIFT 5
#define RIGHT_ALT 6
#define RIGHT_GUI 7
-#define USB_KBD_BUFFER_LEN 0x20 /* size of the keyboardbuffer */
+#define USB_KBD_BUFFER_LEN 0x20 /* size of the keyboardbuffer */
-static volatile char usb_kbd_buffer[USB_KBD_BUFFER_LEN];
-static volatile int usb_in_pointer = 0;
-static volatile int usb_out_pointer = 0;
+static char usb_kbd_buffer[USB_KBD_BUFFER_LEN];
+static int usb_in_pointer;
+static int usb_out_pointer;
unsigned char new[8];
unsigned char old[8];
int repeat_delay;
-#define DEVNAME "usbkbd"
-static unsigned char num_lock = 0;
-static unsigned char caps_lock = 0;
-static unsigned char scroll_lock = 0;
-static unsigned char ctrl = 0;
+#define DEVNAME "usbkbd"
+static unsigned char num_lock;
+static unsigned char caps_lock;
+static unsigned char scroll_lock;
+static unsigned char ctrl;
-static unsigned char leds __attribute__ ((aligned (0x4)));
+static unsigned char leds __attribute__((aligned(0x4)));
static unsigned char usb_kbd_numkey[] = {
- '1', '2', '3', '4', '5', '6', '7', '8', '9', '0','\r',0x1b,'\b','\t',' ', '-',
- '=', '[', ']','\\', '#', ';', '\'', '`', ',', '.', '/'
+ '1', '2', '3', '4', '5', '6', '7', '8', '9', '0',
+ '\r', 0x1b, '\b', '\t', ' ', '-', '=', '[', ']',
+ '\\', '#', ';', '\'', '`', ',', '.', '/'
};
static unsigned char usb_kbd_numkey_shifted[] = {
- '!', '@', '#', '$', '%', '^', '&', '*', '(', ')','\r',0x1b,'\b','\t',' ', '_',
- '+', '{', '}', '|', '~', ':', '"', '~', '<', '>', '?'
+ '!', '@', '#', '$', '%', '^', '&', '*', '(', ')',
+ '\r', 0x1b, '\b', '\t', ' ', '_', '+', '{', '}',
+ '|', '~', ':', '"', '~', '<', '>', '?'
};
/******************************************************************
/* puts character in the queue and sets up the in and out pointer */
static void usb_kbd_put_queue(char data)
{
- if((usb_in_pointer+1)==USB_KBD_BUFFER_LEN) {
- if(usb_out_pointer==0) {
+ if ((usb_in_pointer+1) == USB_KBD_BUFFER_LEN) {
+ if (usb_out_pointer == 0)
return; /* buffer full */
- } else{
- usb_in_pointer=0;
- }
+ else
+ usb_in_pointer = 0;
} else {
- if((usb_in_pointer+1)==usb_out_pointer)
+ if ((usb_in_pointer+1) == usb_out_pointer)
return; /* buffer full */
usb_in_pointer++;
}
- usb_kbd_buffer[usb_in_pointer]=data;
+ usb_kbd_buffer[usb_in_pointer] = data;
return;
}
#ifdef CONFIG_SYS_USB_EVENT_POLL
usb_event_poll();
#endif
- if(usb_in_pointer==usb_out_pointer)
- return(0); /* no data */
+ if (usb_in_pointer == usb_out_pointer)
+ return 0; /* no data */
else
- return(1);
+ return 1;
}
/* gets the character from the queue */
static int usb_kbd_getc(void)
{
char c;
- while(usb_in_pointer==usb_out_pointer) {
+ while (usb_in_pointer == usb_out_pointer)
#ifdef CONFIG_SYS_USB_EVENT_POLL
usb_event_poll();
#endif
}
- if((usb_out_pointer+1)==USB_KBD_BUFFER_LEN)
- usb_out_pointer=0;
+ if ((usb_out_pointer+1) == USB_KBD_BUFFER_LEN)
+ usb_out_pointer = 0;
else
usb_out_pointer++;
- c=usb_kbd_buffer[usb_out_pointer];
+ c = usb_kbd_buffer[usb_out_pointer];
return (int)c;
}
/* search for keyboard and register it if found */
int drv_usb_kbd_init(void)
{
- int error,i;
- struct stdio_dev usb_kbd_dev,*old_dev;
+ int error, i;
+ struct stdio_dev usb_kbd_dev, *old_dev;
struct usb_device *dev;
- char *stdinname = getenv ("stdin");
+ char *stdinname = getenv("stdin");
- usb_in_pointer=0;
- usb_out_pointer=0;
+ usb_in_pointer = 0;
+ usb_out_pointer = 0;
/* scan all USB Devices */
- for(i=0;i<USB_MAX_DEVICE;i++) {
- dev=usb_get_dev_index(i); /* get device */
- if(dev == NULL)
+ for (i = 0 ; i < USB_MAX_DEVICE ; i++) {
+ dev = usb_get_dev_index(i); /* get device */
+ if (dev == NULL)
return -1;
- if(dev->devnum!=-1) {
- if(usb_kbd_probe(dev,0)==1) { /* Ok, we found a keyboard */
+ if (dev->devnum != -1) {
+ /* Ok, we found a keyboard */
+ if (usb_kbd_probe(dev, 0) == 1) {
/* check, if it is already registered */
- USB_KBD_PRINTF("USB KBD found set up device.\n");
+ USB_KBD_PRINTF("USB KBD found set up "
+ "device.\n");
old_dev = stdio_get_by_name(DEVNAME);
- if(old_dev) {
- /* ok, already registered, just return ok */
- USB_KBD_PRINTF("USB KBD is already registered.\n");
+ if (old_dev) {
+ /* already registered, just return ok */
+ USB_KBD_PRINTF("USB KBD is already "
+ "registered.\n");
return 1;
}
/* register the keyboard */
USB_KBD_PRINTF("USB KBD register.\n");
- memset (&usb_kbd_dev, 0, sizeof(struct stdio_dev));
+ memset(&usb_kbd_dev, 0,
+ sizeof(struct stdio_dev));
strcpy(usb_kbd_dev.name, DEVNAME);
- usb_kbd_dev.flags = DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
+ usb_kbd_dev.flags = DEV_FLAGS_INPUT |
+ DEV_FLAGS_SYSTEM;
usb_kbd_dev.putc = NULL;
usb_kbd_dev.puts = NULL;
usb_kbd_dev.getc = usb_kbd_getc;
usb_kbd_dev.tstc = usb_kbd_testc;
usb_kbd_dev.priv = (void *)dev;
- error = stdio_register (&usb_kbd_dev);
- if(error==0) {
- /* check if this is the standard input device */
- if(strcmp(stdinname,DEVNAME)==0) {
+ error = stdio_register(&usb_kbd_dev);
+ if (error == 0) {
+ /*
+ * check if this is the standard
+ * input device
+ */
+ if (strcmp(stdinname, DEVNAME) == 0) {
/* reassign the console */
- if(overwrite_console()) {
+ if (overwrite_console())
return 1;
- }
- error=console_assign(stdin,DEVNAME);
- if(error==0)
+ error = console_assign(stdin,
+ DEVNAME);
+ if (error == 0)
return 1;
else
return error;
{
struct usb_interface *iface;
iface = &dev->config.if_desc[0];
- leds=0;
- if(scroll_lock!=0)
- leds|=1;
- leds<<=1;
- if(caps_lock!=0)
- leds|=1;
- leds<<=1;
- if(num_lock!=0)
- leds|=1;
+ leds = 0;
+ if (scroll_lock != 0)
+ leds |= 1;
+ leds <<= 1;
+ if (caps_lock != 0)
+ leds |= 1;
+ leds <<= 1;
+ if (num_lock != 0)
+ leds |= 1;
usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
USB_REQ_SET_REPORT, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0x200, iface->desc.bInterfaceNumber, (void *)&leds, 1, 0);
#define CAPITAL_MASK 0x20
/* Translate the scancode in ASCII */
-static int usb_kbd_translate(unsigned char scancode,unsigned char modifier,int pressed)
+static int usb_kbd_translate(unsigned char scancode, unsigned char modifier,
+ int pressed)
{
unsigned char keycode;
- if(pressed==0) {
+ if (pressed == 0) {
/* key released */
- repeat_delay=0;
+ repeat_delay = 0;
return 0;
}
- if(pressed==2) {
+ if (pressed == 2) {
repeat_delay++;
- if(repeat_delay<REPEAT_DELAY)
+ if (repeat_delay < REPEAT_DELAY)
return 0;
- repeat_delay=REPEAT_DELAY;
+ repeat_delay = REPEAT_DELAY;
}
- keycode=0;
- if((scancode>3) && (scancode<=0x1d)) { /* alpha numeric values */
- keycode=scancode-4 + 0x61;
- if(caps_lock)
- keycode&=~CAPITAL_MASK; /* switch to capital Letters */
- if(((modifier&(1<<LEFT_SHIFT))!=0)||((modifier&(1<<RIGHT_SHIFT))!=0)) {
- if(keycode & CAPITAL_MASK)
- keycode&=~CAPITAL_MASK; /* switch to capital Letters */
+ keycode = 0;
+ if ((scancode > 3) && (scancode <= 0x1d)) { /* alpha numeric values */
+ keycode = scancode - 4 + 0x61;
+ if (caps_lock)
+ /* switch to capital Letters */
+ keycode &= ~CAPITAL_MASK;
+ if (((modifier&(1 << LEFT_SHIFT)) != 0) ||
+ ((modifier&(1 << RIGHT_SHIFT)) != 0)) {
+ if (keycode & CAPITAL_MASK)
+ /* switch to capital Letters */
+ keycode &= ~CAPITAL_MASK;
else
- keycode|=CAPITAL_MASK; /* switch to non capital Letters */
+ /* switch to non capital Letters */
+ keycode |= CAPITAL_MASK;
}
}
- if((scancode>0x1d) && (scancode<0x3A)) {
- if(((modifier&(1<<LEFT_SHIFT))!=0)||((modifier&(1<<RIGHT_SHIFT))!=0)) /* shifted */
- keycode=usb_kbd_numkey_shifted[scancode-0x1e];
+ if ((scancode > 0x1d) && (scancode < 0x3A)) {
+ if (((modifier&(1 << LEFT_SHIFT)) != 0) ||
+ ((modifier&(1 << RIGHT_SHIFT)) != 0)) /* shifted */
+ keycode = usb_kbd_numkey_shifted[scancode-0x1e];
else /* non shifted */
- keycode=usb_kbd_numkey[scancode-0x1e];
+ keycode = usb_kbd_numkey[scancode-0x1e];
}
if (ctrl)
keycode = scancode - 0x3;
- if(pressed==1) {
- if(scancode==NUM_LOCK) {
- num_lock=~num_lock;
+ if (pressed == 1) {
+ if (scancode == NUM_LOCK) {
+ num_lock = ~num_lock;
return 1;
}
- if(scancode==CAPS_LOCK) {
- caps_lock=~caps_lock;
+ if (scancode == CAPS_LOCK) {
+ caps_lock = ~caps_lock;
return 1;
}
- if(scancode==SCROLL_LOCK) {
- scroll_lock=~scroll_lock;
+ if (scancode == SCROLL_LOCK) {
+ scroll_lock = ~scroll_lock;
return 1;
}
}
- if(keycode!=0) {
- USB_KBD_PRINTF("%c",keycode);
+ if (keycode != 0) {
+ USB_KBD_PRINTF("%c", keycode);
usb_kbd_put_queue(keycode);
}
return 0;
/* Interrupt service routine */
static int usb_kbd_irq(struct usb_device *dev)
{
- int i,res;
+ int i, res;
- if((dev->irq_status!=0)||(dev->irq_act_len!=8))
- {
- USB_KBD_PRINTF("usb_keyboard Error %lX, len %d\n",dev->irq_status,dev->irq_act_len);
+ if ((dev->irq_status != 0) || (dev->irq_act_len != 8)) {
+ USB_KBD_PRINTF("usb_keyboard Error %lX, len %d\n",
+ dev->irq_status, dev->irq_act_len);
return 1;
}
- res=0;
+ res = 0;
switch (new[0]) {
case 0x0: /* No combo key pressed */
}
for (i = 2; i < 8; i++) {
- if (old[i] > 3 && memscan(&new[2], old[i], 6) == &new[8]) {
- res|=usb_kbd_translate(old[i],new[0],0);
- }
- if (new[i] > 3 && memscan(&old[2], new[i], 6) == &old[8]) {
- res|=usb_kbd_translate(new[i],new[0],1);
- }
+ if (old[i] > 3 && memscan(&new[2], old[i], 6) == &new[8])
+ res |= usb_kbd_translate(old[i], new[0], 0);
+
+ if (new[i] > 3 && memscan(&old[2], new[i], 6) == &old[8])
+ res |= usb_kbd_translate(new[i], new[0], 1);
}
- if((new[2]>3) && (old[2]==new[2])) /* still pressed */
- res|=usb_kbd_translate(new[2],new[0],2);
- if(res==1)
+
+ if ((new[2] > 3) && (old[2] == new[2])) /* still pressed */
+ res |= usb_kbd_translate(new[2], new[0], 2);
+ if (res == 1)
usb_kbd_setled(dev);
- memcpy(&old[0],&new[0], 8);
+
+ memcpy(&old[0], &new[0], 8);
+
return 1; /* install IRQ Handler again */
}
{
struct usb_interface *iface;
struct usb_endpoint_descriptor *ep;
- int pipe,maxp;
+ int pipe, maxp;
- if (dev->descriptor.bNumConfigurations != 1) return 0;
+ if (dev->descriptor.bNumConfigurations != 1)
+ return 0;
iface = &dev->config.if_desc[ifnum];
if (iface->desc.bInterfaceClass != 3)
ep = &iface->ep_desc[0];
- if (!(ep->bEndpointAddress & 0x80)) return 0;
- if ((ep->bmAttributes & 3) != 3) return 0;
+ if (!(ep->bEndpointAddress & 0x80))
+ return 0;
+ if ((ep->bmAttributes & 3) != 3)
+ return 0;
USB_KBD_PRINTF("USB KBD found set protocol...\n");
/* ok, we found a USB Keyboard, install it */
/* usb_kbd_get_hid_desc(dev); */
usb_set_idle(dev, iface->desc.bInterfaceNumber, REPEAT_RATE, 0);
memset(&new[0], 0, 8);
memset(&old[0], 0, 8);
- repeat_delay=0;
+ repeat_delay = 0;
pipe = usb_rcvintpipe(dev, ep->bEndpointAddress);
maxp = usb_maxpacket(dev, pipe);
- dev->irq_handle=usb_kbd_irq;
+ dev->irq_handle = usb_kbd_irq;
USB_KBD_PRINTF("USB KBD enable interrupt pipe...\n");
- usb_submit_int_msg(dev,pipe,&new[0], maxp > 8 ? 8 : maxp,ep->bInterval);
+ usb_submit_int_msg(dev, pipe, &new[0], maxp > 8 ? 8 : maxp,
+ ep->bInterval);
return 1;
}
unsigned char bNumDescriptors;
unsigned char bReportDescriptorType;
unsigned short wDescriptorLength;
-} __attribute__ ((packed));
+} __packed;
/*
* We parse each description item into this structure. Short items data
void usb_kbd_display_hid(struct usb_hid_descriptor *hid)
{
printf("USB_HID_DESC:\n");
- printf(" bLenght 0x%x\n",hid->bLength);
- printf(" bcdHID 0x%x\n",hid->bcdHID);
- printf(" bCountryCode %d\n",hid->bCountryCode);
- printf(" bNumDescriptors 0x%x\n",hid->bNumDescriptors);
- printf(" bReportDescriptorType 0x%x\n",hid->bReportDescriptorType);
- printf(" wDescriptorLength 0x%x\n",hid->wDescriptorLength);
+ printf(" bLenght 0x%x\n", hid->bLength);
+ printf(" bcdHID 0x%x\n", hid->bcdHID);
+ printf(" bCountryCode %d\n", hid->bCountryCode);
+ printf(" bNumDescriptors 0x%x\n", hid->bNumDescriptors);
+ printf(" bReportDescriptorType 0x%x\n", hid->bReportDescriptorType);
+ printf(" wDescriptorLength 0x%x\n", hid->wDescriptorLength);
}
* items, though they are not used yet.
*/
-static int fetch_item(unsigned char *start,unsigned char *end, struct hid_item *item)
+static int fetch_item(unsigned char *start, unsigned char *end,
+ struct hid_item *item)
{
- if((end - start) > 0) {
+ if ((end - start) > 0) {
unsigned char b = *start++;
item->type = (b >> 2) & 3;
item->tag = (b >> 4) & 15;
item->format = HID_ITEM_FORMAT_SHORT;
item->size = b & 3;
switch (item->size) {
- case 0:
+ case 0:
+ return item->size;
+ case 1:
+ if ((end - start) >= 1) {
+ item->data.u8 = *start++;
return item->size;
- case 1:
- if ((end - start) >= 1) {
- item->data.u8 = *start++;
- return item->size;
- }
- break;
- case 2:
- if ((end - start) >= 2) {
- item->data.u16 = le16_to_cpu((unsigned short *)start);
- start+=2;
- return item->size;
- }
- case 3:
- item->size++;
- if ((end - start) >= 4) {
- item->data.u32 = le32_to_cpu((unsigned long *)start);
- start+=4;
- return item->size;
- }
+ }
+ break;
+ case 2:
+ if ((end - start) >= 2) {
+ item->data.u16 = le16_to_cpu(
+ (unsigned short *)start);
+ start += 2;
+ return item->size;
+ }
+ case 3:
+ item->size++;
+ if ((end - start) >= 4) {
+ item->data.u32 = le32_to_cpu(
+ (unsigned long *)start);
+ start += 4;
+ return item->size;
+ }
}
}
}
}
/*
- * HID report descriptor item type (prefix bit 2,3)
+ * HID report descriptor item type (prefix bit 2, 3)
*/
#define HID_ITEM_TYPE_MAIN 0
static void usb_kbd_show_item(struct hid_item *item)
{
- switch(item->type) {
- case HID_ITEM_TYPE_MAIN:
- switch(item->tag) {
- case HID_MAIN_ITEM_TAG_INPUT:
- printf("Main Input");
- break;
- case HID_MAIN_ITEM_TAG_OUTPUT:
- printf("Main Output");
- break;
- case HID_MAIN_ITEM_TAG_FEATURE:
- printf("Main Feature");
- break;
- case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
- printf("Main Begin Collection");
- break;
- case HID_MAIN_ITEM_TAG_END_COLLECTION:
- printf("Main End Collection");
- break;
- default:
- printf("Main reserved %d",item->tag);
- break;
- }
+ switch (item->type) {
+ case HID_ITEM_TYPE_MAIN:
+ switch (item->tag) {
+ case HID_MAIN_ITEM_TAG_INPUT:
+ printf("Main Input");
break;
- case HID_ITEM_TYPE_GLOBAL:
- switch(item->tag) {
- case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
- printf("- Global Usage Page");
- break;
- case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
- printf("- Global Logical Minimum");
- break;
- case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
- printf("- Global Logical Maximum");
- break;
- case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
- printf("- Global physical Minimum");
- break;
- case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
- printf("- Global physical Maximum");
- break;
- case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
- printf("- Global Unit Exponent");
- break;
- case HID_GLOBAL_ITEM_TAG_UNIT:
- printf("- Global Unit");
- break;
- case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
- printf("- Global Report Size");
- break;
- case HID_GLOBAL_ITEM_TAG_REPORT_ID:
- printf("- Global Report ID");
- break;
- case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
- printf("- Global Report Count");
- break;
- case HID_GLOBAL_ITEM_TAG_PUSH:
- printf("- Global Push");
- break;
- case HID_GLOBAL_ITEM_TAG_POP:
- printf("- Global Pop");
- break;
- default:
- printf("- Global reserved %d",item->tag);
- break;
- }
+ case HID_MAIN_ITEM_TAG_OUTPUT:
+ printf("Main Output");
break;
- case HID_ITEM_TYPE_LOCAL:
- switch(item->tag) {
- case HID_LOCAL_ITEM_TAG_USAGE:
- printf("-- Local Usage");
- break;
- case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
- printf("-- Local Usage Minimum");
- break;
- case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
- printf("-- Local Usage Maximum");
- break;
- case HID_LOCAL_ITEM_TAG_DESIGNATOR_INDEX:
- printf("-- Local Designator Index");
- break;
- case HID_LOCAL_ITEM_TAG_DESIGNATOR_MINIMUM:
- printf("-- Local Designator Minimum");
- break;
- case HID_LOCAL_ITEM_TAG_DESIGNATOR_MAXIMUM:
- printf("-- Local Designator Maximum");
- break;
- case HID_LOCAL_ITEM_TAG_STRING_INDEX:
- printf("-- Local String Index");
- break;
- case HID_LOCAL_ITEM_TAG_STRING_MINIMUM:
- printf("-- Local String Minimum");
- break;
- case HID_LOCAL_ITEM_TAG_STRING_MAXIMUM:
- printf("-- Local String Maximum");
- break;
- case HID_LOCAL_ITEM_TAG_DELIMITER:
- printf("-- Local Delimiter");
- break;
- default:
- printf("-- Local reserved %d",item->tag);
- break;
- }
+ case HID_MAIN_ITEM_TAG_FEATURE:
+ printf("Main Feature");
+ break;
+ case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
+ printf("Main Begin Collection");
+ break;
+ case HID_MAIN_ITEM_TAG_END_COLLECTION:
+ printf("Main End Collection");
break;
default:
- printf("--- reserved %d",item->type);
+ printf("Main reserved %d", item->tag);
break;
- }
- switch(item->size) {
- case 1:
- printf(" %d",item->data.u8);
+ }
+ break;
+ case HID_ITEM_TYPE_GLOBAL:
+ switch (item->tag) {
+ case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
+ printf("- Global Usage Page");
+ break;
+ case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
+ printf("- Global Logical Minimum");
+ break;
+ case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
+ printf("- Global Logical Maximum");
break;
- case 2:
- printf(" %d",item->data.u16);
+ case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
+ printf("- Global physical Minimum");
break;
- case 4:
- printf(" %ld",item->data.u32);
+ case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
+ printf("- Global physical Maximum");
break;
+ case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
+ printf("- Global Unit Exponent");
+ break;
+ case HID_GLOBAL_ITEM_TAG_UNIT:
+ printf("- Global Unit");
+ break;
+ case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
+ printf("- Global Report Size");
+ break;
+ case HID_GLOBAL_ITEM_TAG_REPORT_ID:
+ printf("- Global Report ID");
+ break;
+ case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
+ printf("- Global Report Count");
+ break;
+ case HID_GLOBAL_ITEM_TAG_PUSH:
+ printf("- Global Push");
+ break;
+ case HID_GLOBAL_ITEM_TAG_POP:
+ printf("- Global Pop");
+ break;
+ default:
+ printf("- Global reserved %d", item->tag);
+ break;
+ }
+ break;
+ case HID_ITEM_TYPE_LOCAL:
+ switch (item->tag) {
+ case HID_LOCAL_ITEM_TAG_USAGE:
+ printf("-- Local Usage");
+ break;
+ case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
+ printf("-- Local Usage Minimum");
+ break;
+ case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
+ printf("-- Local Usage Maximum");
+ break;
+ case HID_LOCAL_ITEM_TAG_DESIGNATOR_INDEX:
+ printf("-- Local Designator Index");
+ break;
+ case HID_LOCAL_ITEM_TAG_DESIGNATOR_MINIMUM:
+ printf("-- Local Designator Minimum");
+ break;
+ case HID_LOCAL_ITEM_TAG_DESIGNATOR_MAXIMUM:
+ printf("-- Local Designator Maximum");
+ break;
+ case HID_LOCAL_ITEM_TAG_STRING_INDEX:
+ printf("-- Local String Index");
+ break;
+ case HID_LOCAL_ITEM_TAG_STRING_MINIMUM:
+ printf("-- Local String Minimum");
+ break;
+ case HID_LOCAL_ITEM_TAG_STRING_MAXIMUM:
+ printf("-- Local String Maximum");
+ break;
+ case HID_LOCAL_ITEM_TAG_DELIMITER:
+ printf("-- Local Delimiter");
+ break;
+ default:
+ printf("-- Local reserved %d", item->tag);
+ break;
+ }
+ break;
+ default:
+ printf("--- reserved %d", item->type);
+ break;
+ }
+ switch (item->size) {
+ case 1:
+ printf(" %d", item->data.u8);
+ break;
+ case 2:
+ printf(" %d", item->data.u16);
+ break;
+ case 4:
+ printf(" %ld", item->data.u32);
+ break;
}
printf("\n");
}
unsigned char buffer[256];
struct usb_descriptor_header *head;
struct usb_config_descriptor *config;
- int index,len,i;
+ int index, len, i;
unsigned char *start, *end;
struct hid_item item;
- if(usb_get_configuration_no(dev,&buffer[0],0)==-1)
+ if (usb_get_configuration_no(dev, &buffer[0], 0) == -1)
return -1;
- head =(struct usb_descriptor_header *)&buffer[0];
- if(head->bDescriptorType!=USB_DT_CONFIG) {
- printf(" ERROR: NOT USB_CONFIG_DESC %x\n",head->bDescriptorType);
+ head = (struct usb_descriptor_header *)&buffer[0];
+ if (head->bDescriptorType != USB_DT_CONFIG) {
+ printf(" ERROR: NOT USB_CONFIG_DESC %x\n",
+ head->bDescriptorType);
return -1;
}
- index=head->bLength;
- config=(struct usb_config_descriptor *)&buffer[0];
- len=le16_to_cpu(config->wTotalLength);
- /* Ok the first entry must be a configuration entry, now process the others */
- head=(struct usb_descriptor_header *)&buffer[index];
- while(index+1 < len) {
- if(head->bDescriptorType==USB_DT_HID) {
+ index = head->bLength;
+ config = (struct usb_config_descriptor *)&buffer[0];
+ len = le16_to_cpu(config->wTotalLength);
+ /*
+ * Ok the first entry must be a configuration entry,
+ * now process the others
+ */
+ head = (struct usb_descriptor_header *)&buffer[index];
+ while (index+1 < len) {
+ if (head->bDescriptorType == USB_DT_HID) {
printf("HID desc found\n");
- memcpy(&usb_kbd_hid_desc,&buffer[index],buffer[index]);
+ memcpy(&usb_kbd_hid_desc, &buffer[index],
+ buffer[index]);
le16_to_cpus(&usb_kbd_hid_desc.bcdHID);
le16_to_cpus(&usb_kbd_hid_desc.wDescriptorLength);
usb_kbd_display_hid(&usb_kbd_hid_desc);
- len=0;
+ len = 0;
break;
}
- index+=head->bLength;
- head=(struct usb_descriptor_header *)&buffer[index];
+ index += head->bLength;
+ head = (struct usb_descriptor_header *)&buffer[index];
}
- if(len>0)
+ if (len > 0)
return -1;
- len=usb_kbd_hid_desc.wDescriptorLength;
- if((index = usb_get_class_descriptor(dev, 0, USB_DT_REPORT, 0, &buffer[0], len)) < 0) {
+ len = usb_kbd_hid_desc.wDescriptorLength;
+ index = usb_get_class_descriptor(dev, 0, USB_DT_REPORT, 0, &buffer[0],
+ len);
+ if (index < 0) {
printf("reading report descriptor failed\n");
return -1;
}
printf(" report descriptor (size %u, read %d)\n", len, index);
start = &buffer[0];
end = &buffer[len];
- i=0;
+ i = 0;
do {
- index=fetch_item(start,end,&item);
- i+=index;
+ index = fetch_item(start, end, &item);
+ i += index;
i++;
- if(index>=0)
+ if (index >= 0)
usb_kbd_show_item(&item);
- start+=index;
+ start += index;
start++;
- } while(index>=0);
+ } while (index >= 0);
}
projects / u-boot / commitdiff