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* Add the ability to display .'s on the 7seg display. 

* Display . . when halted.
This commit is contained in:
thorpej 2002-04-12 20:50:26 +00:00
parent 09eacc7061
commit 3d6043053d
4 changed files with 43 additions and 31 deletions
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35
sys/arch/evbarm/iq80310/iq80310_7seg.c
View File

@ -1,7 +1,7 @@
/* $NetBSD: iq80310_7seg.c,v 1.5 2002/01/20 03:41:48 thorpej Exp $ */
/* $NetBSD: iq80310_7seg.c,v 1.6 2002/04/12 20:50:26 thorpej Exp $ */
/*
* Copyright (c) 2001 Wasabi Systems, Inc.
* Copyright (c) 2001, 2002 Wasabi Systems, Inc.
* All rights reserved.
*
* Written by Jason R. Thorpe for Wasabi Systems, Inc.
@ -48,12 +48,9 @@
#include <evbarm/iq80310/iq80310var.h>
#include <evbarm/iq80310/obiovar.h>
#define ASCIIMAP_START '0'
#define ASCIIMAP_END '9'
static int snakestate;
static const uint8_t asciimap[] = {
static const uint8_t digitmap[] = {
/* +#####+
* # #
* # #
@ -175,20 +172,28 @@ static const uint8_t asciimap[] = {
SEG_D|SEG_E,
};
static uint8_t
iq80310_7seg_xlate(char c)
{
uint8_t rv;
if (c >= '0' && c <= '9')
rv = digitmap[c - '0'];
else if (c == '.')
rv = (uint8_t) ~SEG_DP;
else
rv = 0xff;
return (rv);
}
void
iq80310_7seg(char a, char b)
{
uint8_t msb, lsb;
if (a < ASCIIMAP_START || a > ASCIIMAP_END)
msb = 0xff;
else
msb = asciimap[a - ASCIIMAP_START] | SEG_DP;
if (b < ASCIIMAP_START || b > ASCIIMAP_END)
lsb = 0xff;
else
lsb = asciimap[b - ASCIIMAP_START] | SEG_DP;
msb = iq80310_7seg_xlate(a);
lsb = iq80310_7seg_xlate(b);
snakestate = 0;

3
sys/arch/evbarm/iq80310/iq80310_machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: iq80310_machdep.c,v 1.39 2002/04/12 00:58:49 briggs Exp $ */
/* $NetBSD: iq80310_machdep.c,v 1.40 2002/04/12 20:50:26 thorpej Exp $ */
/*
* Copyright (c) 2001, 2002 Wasabi Systems, Inc.
@ -265,6 +265,7 @@ cpu_reboot(int howto, char *bootstr)
IRQdisable;
if (howto & RB_HALT) {
iq80310_7seg('.', '.');
printf("The operating system has halted.\n");
printf("Please press any key to reboot.\n\n");
cngetc();

33
sys/arch/evbarm/iq80321/iq80321_7seg.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: iq80321_7seg.c,v 1.1 2002/03/27 21:51:29 thorpej Exp $ */
/* $NetBSD: iq80321_7seg.c,v 1.2 2002/04/12 20:50:27 thorpej Exp $ */
/*
* Copyright (c) 2001, 2002 Wasabi Systems, Inc.
@ -49,12 +49,9 @@
#define WRITE(x, v) *((__volatile uint8_t *) (x)) = (v)
#define ASCIIMAP_START '0'
#define ASCIIMAP_END '9'
static int snakestate;
static const uint8_t asciimap[] = {
static const uint8_t digitmap[] = {
/* +#####+
* # #
* # #
@ -176,20 +173,28 @@ static const uint8_t asciimap[] = {
SEG_D|SEG_E,
};
static uint8_t
iq80321_7seg_xlate(char c)
{
uint8_t rv;
if (c >= '0' && c <= '9')
rv = digitmap[c - '0'];
else if (c == '.')
rv = ~SEG_DP;
else
rv = 0xff;
return (rv);
}
void
iq80321_7seg(char a, char b)
{
uint8_t msb, lsb;
if (a < ASCIIMAP_START || a > ASCIIMAP_END)
msb = 0xff;
else
msb = asciimap[a - ASCIIMAP_START] | SEG_DP;
if (b < ASCIIMAP_START || b > ASCIIMAP_END)
lsb = 0xff;
else
lsb = asciimap[b - ASCIIMAP_START] | SEG_DP;
msb = iq80321_7seg_xlate(a);
lsb = iq80321_7seg_xlate(b);
snakestate = 0;

3
sys/arch/evbarm/iq80321/iq80321_machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: iq80321_machdep.c,v 1.5 2002/04/09 23:44:03 thorpej Exp $ */
/* $NetBSD: iq80321_machdep.c,v 1.6 2002/04/12 20:50:27 thorpej Exp $ */
/*
* Copyright (c) 2001, 2002 Wasabi Systems, Inc.
@ -267,6 +267,7 @@ cpu_reboot(int howto, char *bootstr)
IRQdisable;
if (howto & RB_HALT) {
iq80321_7seg('.', '.');
printf("The operating system has halted.\n");
printf("Please press any key to reboot.\n\n");
cngetc();