linux/arch/sh64/kernel/alphanum.c

45 lines
922 B
C

/*
* arch/sh64/kernel/alpanum.c
*
* Copyright (C) 2002 Stuart Menefy <stuart.menefy@st.com>
*
* May be copied or modified under the terms of the GNU General Public
* License. See linux/COPYING for more information.
*
* Machine-independent functions for handling 8-digit alphanumeric display
* (e.g. Agilent HDSP-253x)
*/
#include <linux/stddef.h>
#include <linux/sched.h>
void mach_alphanum(int pos, unsigned char val);
void mach_led(int pos, int val);
void print_seg(char *file, int line)
{
int i;
unsigned int nibble;
for (i = 0; i < 5; i++) {
mach_alphanum(i, file[i]);
}
for (i = 0; i < 3; i++) {
nibble = ((line >> (i * 4)) & 0xf);
mach_alphanum(7 - i, nibble + ((nibble > 9) ? 55 : 48));
}
}
void print_seg_num(unsigned num)
{
int i;
unsigned int nibble;
for (i = 0; i < 8; i++) {
nibble = ((num >> (i * 4)) & 0xf);
mach_alphanum(7 - i, nibble + ((nibble > 9) ? 55 : 48));
}
}