summaryrefslogtreecommitdiffstats
path: root/qemu/roms/SLOF/lib/libusb/usb-hid.c
diff options
context:
space:
mode:
authorDon Dugger <n0ano@n0ano.com>2016-06-03 03:33:22 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2016-06-03 03:33:23 +0000
commitda27230f80795d0028333713f036d44c53cb0e68 (patch)
treeb3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/roms/SLOF/lib/libusb/usb-hid.c
parent0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff)
parent437fd90c0250dee670290f9b714253671a990160 (diff)
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/roms/SLOF/lib/libusb/usb-hid.c')
-rw-r--r--qemu/roms/SLOF/lib/libusb/usb-hid.c85
1 files changed, 50 insertions, 35 deletions
diff --git a/qemu/roms/SLOF/lib/libusb/usb-hid.c b/qemu/roms/SLOF/lib/libusb/usb-hid.c
index f0cab8a69..ac6616aba 100644
--- a/qemu/roms/SLOF/lib/libusb/usb-hid.c
+++ b/qemu/roms/SLOF/lib/libusb/usb-hid.c
@@ -28,6 +28,10 @@
#define HID_REQ_SET_IDLE 0x0A
#define HID_REQ_SET_PROTOCOL 0x0B
+//key position for latin letters
+#define KEYP_LATIN_A 4
+#define KEYP_LATIN_Z 29
+
//#define KEY_DEBUG
/* HID SPEC - 7.2.6 Set_Protocol Request */
@@ -83,6 +87,8 @@ uint8_t set_leds;
const uint8_t *key_std = NULL;
const uint8_t *key_std_shift = NULL;
+uint8_t ctrl; /* modifiers */
+
/**
* read character from Keyboard-Buffer
*
@@ -111,6 +117,16 @@ static void write_key(uint8_t key)
}
/**
+ * Checks if keypos is a latin key
+ * @param keypos
+ * @return -
+ */
+static bool is_latin(uint8_t keypos)
+{
+ return keypos >= KEYP_LATIN_A && keypos <= KEYP_LATIN_Z;
+}
+
+/**
* Convert keyboard usage-ID to ANSI-Code
*
* @param Ctrl=Modifier Byte
@@ -120,22 +136,24 @@ static void write_key(uint8_t key)
static void get_char(uint8_t ctrl, uint8_t keypos)
{
uint8_t ch;
+ bool caps = false;
#ifdef KEY_DEBUG
printf("pos %02X\n", keypos);
#endif
if (set_leds & LED_CAPS_LOCK) /* is CAPS Lock set ? */
- ctrl |= MODIFIER_SHIFT; /* simulate shift */
+ caps = true;
- if (ctrl == 0) {
+ /* caps is a shift only for latin chars */
+ if ((!caps && ctrl == 0) || (caps && !is_latin(keypos))) {
ch = key_std[keypos];
if (ch != 0)
write_key(ch);
return;
}
- if (ctrl & MODIFIER_SHIFT) {
+ if ((ctrl & MODIFIER_SHIFT) || caps) {
ch = key_std_shift[keypos];
if (ch != 0)
write_key(ch);
@@ -187,36 +205,38 @@ static void check_key_code(uint8_t *buf)
set_leds ^= LED_CAPS_LOCK;
break;
+ case 0x36: /*Shift pressed*/
+ ctrl |= MODIFIER_SHIFT;
+ break;
+ case 0xb6: /*Shift unpressed*/
+ ctrl &= ~MODIFIER_SHIFT;
+ break;
case 0x3a: /* F1 */
write_key(0x1b);
write_key(0x5b);
- write_key(0x31);
- write_key(0x31);
- write_key(0x7e);
+ write_key(0x4f);
+ write_key(0x50);
break;
case 0x3b: /* F2 */
write_key(0x1b);
write_key(0x5b);
- write_key(0x31);
- write_key(0x32);
- write_key(0x7e);
+ write_key(0x4f);
+ write_key(0x51);
break;
case 0x3c:
write_key(0x1b); /* F3 */
write_key(0x5b);
- write_key(0x31);
- write_key(0x33);
- write_key(0x7e);
+ write_key(0x4f);
+ write_key(0x52);
break;
case 0x3d:
write_key(0x1b); /* F4 */
write_key(0x5b);
- write_key(0x31);
- write_key(0x34);
- write_key(0x7e);
+ write_key(0x4f);
+ write_key(0x53);
break;
case 0x3e:
@@ -254,7 +274,7 @@ static void check_key_code(uint8_t *buf)
case 0x42:
write_key(0x1b); /* F9 */
write_key(0x5b);
- write_key(0x31);
+ write_key(0x32);
write_key(0x30);
write_key(0x7e);
break;
@@ -262,7 +282,7 @@ static void check_key_code(uint8_t *buf)
case 0x43:
write_key(0x1b); /* F10 */
write_key(0x5b);
- write_key(0x31);
+ write_key(0x32);
write_key(0x31);
write_key(0x7e);
break;
@@ -270,7 +290,7 @@ static void check_key_code(uint8_t *buf)
case 0x44:
write_key(0x1b); /* F11 */
write_key(0x5b);
- write_key(0x31);
+ write_key(0x32);
write_key(0x33);
write_key(0x7e);
break;
@@ -278,7 +298,7 @@ static void check_key_code(uint8_t *buf)
case 0x45:
write_key(0x1b); /* F12 */
write_key(0x5b);
- write_key(0x31);
+ write_key(0x32);
write_key(0x34);
write_key(0x7e);
break;
@@ -290,36 +310,34 @@ static void check_key_code(uint8_t *buf)
case 0x49:
write_key(0x1b); /* INS */
write_key(0x5b);
- write_key(0x31);
+ write_key(0x32);
write_key(0x7e);
break;
case 0x4a:
write_key(0x1b); /* HOME */
- write_key(0x5b);
- write_key(0x32);
- write_key(0x7e);
+ write_key(0x4f);
+ write_key(0x48);
break;
case 0x4b:
write_key(0x1b); /* PgUp */
write_key(0x5b);
- write_key(0x33);
+ write_key(0x35);
write_key(0x7e);
break;
case 0x4c:
write_key(0x1b); /* DEL */
write_key(0x5b);
- write_key(0x34);
+ write_key(0x33);
write_key(0x7e);
break;
case 0x4d:
write_key(0x1b); /* END */
- write_key(0x5b);
- write_key(0x35);
- write_key(0x7e);
+ write_key(0x4f);
+ write_key(0x46);
break;
case 0x4e:
@@ -443,11 +461,8 @@ unsigned char usb_key_available(void *dev)
unsigned char usb_read_keyb(void *vdev)
{
- if (!vdev)
- return false;
-
- while (usb_poll_key(vdev)) {
- /* loop for all pending keys */
- }
- return read_key();
+ if (usb_key_available(vdev))
+ return read_key();
+ else
+ return 0;
}