Lines Matching refs:xchar
335 int xchar, dchar;
406 dchar = xchar = rdBootVar[2]; /* Get the actual device */
407 if((xchar >= '0') && (xchar <= '9')) xchar = xchar - '0'; /* If digit, convert */
409 xchar = xchar & ~' '; /* Fold to upper case */
410 if((xchar >= 'A') && (xchar <= 'F')) { /* Is this a valid digit? */
411 xchar = (xchar & 0xF) + 9; /* Convert the hex digit */
414 else xchar = -1; /* Show bogus */
416 if(xchar >= 0) { /* Do we have a valid memory device name? */
417 *root = mdevlookup(xchar); /* Find the device number */