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Add frequency table for Hades.

This commit is contained in:
leo 1996-11-10 21:52:37 +00:00
parent e0648652c2
commit 27c222f3e8
1 changed files with 21 additions and 1 deletions
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22
sys/arch/atari/dev/zs.c
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@ -1,4 +1,4 @@
/* $NetBSD: zs.c,v 1.23 1996/10/13 04:11:14 christos Exp $ */
/* $NetBSD: zs.c,v 1.24 1996/11/10 21:52:37 leo Exp $ */
/*
* Copyright (c) 1995 L. Weppelman (Atari modifications)
@ -82,6 +82,7 @@
#if NZS > 0
#define PCLK (8053976) /* PCLK pin input clock rate */
#define PCLK_HD (14745600) /* PCLK on Hades pin input clock rate */
#define splzs spl5
@ -139,6 +140,7 @@ static u_long zs_freqs_tt[] = {
307200, /* RTxCB, from TT-MFP TCO */
2457600 /* TRxCB, from BCLK */
};
static u_long zs_freqs_falcon[] = {
/*
* Atari Falcon, XXX no specs available, this might be wrong
@ -153,6 +155,22 @@ static u_long zs_freqs_falcon[] = {
3672000, /* RTxCB, ??? */
2457600 /* TRxCB, ??? */
};
static u_long zs_freqs_hades[] = {
/*
* XXX: Channel-A unchecked!!!!!
*/
PCLK_HD/16, /* BRgen, PCLK, divisor 16 */
229500, /* BRgen, RTxCA, divisor 16 */
3672000, /* RTxCA, from PCLK4 */
0, /* TRxCA, external */
PCLK_HD/16, /* BRgen, PCLK, divisor 16 */
235550, /* BRgen, RTxCB, divisor 16 */
3768800, /* RTxCB, 3.7688MHz */
3768800 /* TRxCB, 3.7688MHz */
};
static u_long zs_freqs_generic[] = {
/*
* other machines, assume only PCLK is available
@ -283,6 +301,8 @@ void *aux;
zs_frequencies = zs_freqs_tt;
} else if (machineid & ATARI_FALCON) {
zs_frequencies = zs_freqs_falcon;
} else if (machineid & ATARI_HADES) {
zs_frequencies = zs_freqs_hades;
} else {
zs_frequencies = zs_freqs_generic;
}