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green_saver.c (42504) green_saver.c (48104)
1/*-
2 * Copyright (c) 1995-1998 S�ren Schmidt
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 11 unchanged lines hidden (view full) ---

20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
1/*-
2 * Copyright (c) 1995-1998 S�ren Schmidt
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 11 unchanged lines hidden (view full) ---

20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $Id: green_saver.c,v 1.14 1998/11/04 03:49:38 peter Exp $
28 * $Id: green_saver.c,v 1.15 1999/01/11 03:18:48 yokota Exp $
29 */
30
31#include <sys/param.h>
32#include <sys/systm.h>
33#include <sys/kernel.h>
34#include <sys/module.h>
29 */
30
31#include <sys/param.h>
32#include <sys/systm.h>
33#include <sys/kernel.h>
34#include <sys/module.h>
35#include <sys/consio.h>
36#include <sys/fbio.h>
35
37
36#include <dev/fb/vgareg.h>
38#include <dev/fb/fbreg.h>
39#include <dev/fb/splashreg.h>
40#include <dev/syscons/syscons.h>
37
41
38#include <i386/isa/isa.h>
39
40#include <saver.h>
41
42static int
43green_saver(video_adapter_t *adp, int blank)
44{
42static int
43green_saver(video_adapter_t *adp, int blank)
44{
45 int crtc_addr;
46 u_char val;
47
48 crtc_addr = adp->va_crtc_addr;
49 if (blank) {
50 switch (adp->va_type) {
51 case KD_VGA:
52 outb(TSIDX, 0x01); val = inb(TSREG);
53 outb(TSIDX, 0x01); outb(TSREG, val | 0x20);
54 outb(crtc_addr, 0x17); val = inb(crtc_addr + 1);
55 outb(crtc_addr + 1, val & ~0x80);
56 break;
57 case KD_EGA:
58 /* not yet done XXX */
59 break;
60 case KD_CGA:
61 outb(crtc_addr + 4, 0x25);
62 break;
63 case KD_MONO:
64 case KD_HERCULES:
65 outb(crtc_addr + 4, 0x21);
66 break;
67 default:
68 break;
69 }
70 }
71 else {
72 switch (adp->va_type) {
73 case KD_VGA:
74 outb(TSIDX, 0x01); val = inb(TSREG);
75 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF);
76 outb(crtc_addr, 0x17); val = inb(crtc_addr + 1);
77 outb(crtc_addr + 1, val | 0x80);
78 break;
79 case KD_EGA:
80 /* not yet done XXX */
81 break;
82 case KD_CGA:
83 outb(crtc_addr + 4, 0x2d);
84 break;
85 case KD_MONO:
86 case KD_HERCULES:
87 outb(crtc_addr + 4, 0x29);
88 break;
89 default:
90 break;
91 }
92 }
45 (*vidsw[adp->va_index]->blank_display)(adp,
46 (blank) ? V_DISPLAY_STAND_BY
47 : V_DISPLAY_ON);
93 return 0;
94}
95
96static int
97green_init(video_adapter_t *adp)
98{
48 return 0;
49}
50
51static int
52green_init(video_adapter_t *adp)
53{
99 switch (adp->va_type) {
100 case KD_MONO:
101 case KD_HERCULES:
102 case KD_CGA:
103 /*
104 * `green' saver is not fully implemented for MDA and CGA.
105 * It simply blanks the display instead.
106 */
107 case KD_VGA:
108 break;
109 case KD_EGA:
110 /* EGA is yet to be supported */
111 default:
112 return ENODEV;
113 }
114 return 0;
54 if ((*vidsw[adp->va_index]->blank_display)(adp, V_DISPLAY_ON) == 0)
55 return 0;
56 return ENODEV;
115}
116
117static int
118green_term(video_adapter_t *adp)
119{
120 return 0;
121}
122
123static scrn_saver_t green_module = {
124 "green_saver", green_init, green_term, green_saver, NULL,
125};
126
127SAVER_MODULE(green_saver, green_module);
57}
58
59static int
60green_term(video_adapter_t *adp)
61{
62 return 0;
63}
64
65static scrn_saver_t green_module = {
66 "green_saver", green_init, green_term, green_saver, NULL,
67};
68
69SAVER_MODULE(green_saver, green_module);