Changeset 50599 in vbox for trunk/src/VBox/Devices/PC/BIOS

Timestamp:

Feb 26, 2014 10:44:38 AM (11 years ago)

Author:

vboxsync

Message:

BIOS: Set ack/resend flags in IRQ1 handler.

File:

• trunk/src/VBox/Devices/PC/BIOS/keyboard.c (modified) (3 diffs)

trunk/src/VBox/Devices/PC/BIOS/keyboard.c

@@ -475 +475 @@
     default:
         if (scancode & 0x80) {
+            BX_INFO("KBD: int09: release(?): %02X\n", scancode);
+            /* Set ack/resend flags if appropriate. */
+            if (scancode == 0xFA) {
+                flag = read_byte(0x0040, 0x97) | 0x10;
+                write_byte(0x0040, 0x97, flag);
+            } else if (scancode == 0xFE) {
+                flag = read_byte(0x0040, 0x97) | 0x20;
+                write_byte(0x0040, 0x97, flag);
+            }
             break; /* toss key releases ... */
         }
@@ -586 +595 @@
     if ((((shift_flags >> 4) & 0x07) ^ (led_flags & 0x07)) != 0) {
         int_disable();    //@todo: interrupts should be disabled already??
+        BX_INFO("KBD: int16: Setting LEDs\n");
         outb(0x60, 0xed);
         while ((inb(0x64) & 0x01) == 0) outb(0x80, 0x21);
         if ((inb(0x60) == 0xfa)) {
-            led_flags &= 0xf8;
+            led_flags &= 0xc8;
             led_flags |= ((shift_flags >> 4) & 0x07);
             outb(0x60, led_flags & 0x07);
@@ -596 +606 @@
             inb(0x60);
             write_byte(0x0040, 0x97, led_flags);
+            BX_INFO("KBD: int16: LEDs set\n");
         }
         int_enable();