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Larger raw keyboard/kbdaux buffer

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This commit is contained in:
Philip Homburg 2005-11-10 15:41:25 +00:00
parent f6bc0beb6f
commit a894f5842f
1 changed files with 5 additions and 1 deletions
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6
drivers/tty/keyboard.c
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@ -59,7 +59,7 @@ int aux_irq_hook_id = -1;
#define INS_SCAN 0x52 /* INS for use in CTRL-ALT-INS reboot */ #define INS_SCAN 0x52 /* INS for use in CTRL-ALT-INS reboot */
#define DEL_SCAN 0x53 /* DEL for use in CTRL-ALT-DEL reboot */ #define DEL_SCAN 0x53 /* DEL for use in CTRL-ALT-DEL reboot */
#define KBD_BUFSZ 64 /* Buffer size for raw scan codes */ #define KBD_BUFSZ 1024 /* Buffer size for raw scan codes */
#define KBD_OUT_BUFSZ 16 /* Output buffer to sending data to the #define KBD_OUT_BUFSZ 16 /* Output buffer to sending data to the
* keyboard. * keyboard.
*/ */
@ -471,7 +471,11 @@ message *m_ptr;
{ {
/* raw scan codes or aux data */ /* raw scan codes or aux data */
if (kbdp->avail >= KBD_BUFSZ) if (kbdp->avail >= KBD_BUFSZ)
{
printf("kbd_interrupt: %s buffer is full\n",
isaux ? "kbdaux" : "keyboard");
return; /* Buffer is full */ return; /* Buffer is full */
}
o= (kbdp->offset + kbdp->avail) % KBD_BUFSZ; o= (kbdp->offset + kbdp->avail) % KBD_BUFSZ;
kbdp->buf[o]= scode; kbdp->buf[o]= scode;
kbdp->avail++; kbdp->avail++;