diff options
Diffstat (limited to 'sys/arch/amiga')
| -rw-r--r-- | sys/arch/amiga/dev/grf_cv.c | 19 | ||||
| -rw-r--r-- | sys/arch/amiga/dev/grf_cvreg.h | 3 |
2 files changed, 17 insertions, 5 deletions
diff --git a/sys/arch/amiga/dev/grf_cv.c b/sys/arch/amiga/dev/grf_cv.c index ec5a54aca7b..2e8e0a78057 100644 --- a/sys/arch/amiga/dev/grf_cv.c +++ b/sys/arch/amiga/dev/grf_cv.c @@ -1,4 +1,4 @@ -/* $NetBSD: grf_cv.c,v 1.3.2.3 1995/11/10 16:27:10 chopps Exp $ */ +/* $NetBSD: grf_cv.c,v 1.5 1995/12/27 07:15:53 chopps Exp $ */ /* * Copyright (c) 1995 Michael Teske @@ -395,10 +395,21 @@ cv_boardinit(gp) clockpar = compute_clock(0x3473BC0); test = (clockpar & 0xFF00) >> 8; - WSeq(ba, SEQ_ID_MCLK_HI, test); /* PLL N-Divider Value */ - test = clockpar & 0xFF; - WSeq(ba, SEQ_ID_MCLK_LO, test); /* PLL M-Divider Value */ + if (RCrt(ba, CRT_ID_REVISION) == 0x10) { + WSeq(ba, SEQ_ID_MCLK_HI, test); /* PLL N-Divider Value */ + + test = clockpar & 0xFF; + WSeq(ba, SEQ_ID_MCLK_LO, test); /* PLL M-Divider Value */ + + test = (clockpar & 0xFF00) >> 8; + WSeq(ba, SEQ_ID_MORE_MAGIC, test); + } else { + WSeq(ba, SEQ_ID_MCLK_HI, test); /* PLL N-Divider Value */ + + test = clockpar & 0xFF; + WSeq(ba, SEQ_ID_MCLK_LO, test); /* PLL M-Divider Value */ + } /* We now load an 25 MHz, 31 kHz, 640x480 standard VGA Mode. */ /* DCLK */ diff --git a/sys/arch/amiga/dev/grf_cvreg.h b/sys/arch/amiga/dev/grf_cvreg.h index a38dcbea6b9..9ba27e6361e 100644 --- a/sys/arch/amiga/dev/grf_cvreg.h +++ b/sys/arch/amiga/dev/grf_cvreg.h @@ -1,4 +1,4 @@ -/* $NetBSD: grf_cvreg.h,v 1.1.2.2 1995/11/10 16:27:13 chopps Exp $ */ +/* $NetBSD: grf_cvreg.h,v 1.3 1995/12/27 07:15:55 chopps Exp $ */ /* * Copyright (c) 1995 Michael Teske @@ -158,6 +158,7 @@ struct grfcvtext_mode { #define SEQ_ID_CLKSYN_TEST_HI 0x16 /* reserved for S3 testing of the */ #define SEQ_ID_CLKSYN_TEST_LO 0x17 /* internal clock synthesizer */ #define SEQ_ID_RAMDAC_CNTL 0x18 +#define SEQ_ID_MORE_MAGIC 0x1A /* CRT Controller: */ #define CRT_ADDRESS 0x03D4 |