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1
/*
1
/*
2
 * Copyright (c) 2006 Jakub Jermar
2
 * Copyright (c) 2006 Jakub Jermar
3
 * All rights reserved.
3
 * All rights reserved.
4
 *
4
 *
5
 * Redistribution and use in source and binary forms, with or without
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
6
 * modification, are permitted provided that the following conditions
7
 * are met:
7
 * are met:
8
 *
8
 *
9
 * - Redistributions of source code must retain the above copyright
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
15
 *   derived from this software without specific prior written permission.
16
 *
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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
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.
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
27
 */
28
 
28
 
29
/** @addtogroup sparc64
29
/** @addtogroup sparc64
30
 * @{
30
 * @{
31
 */
31
 */
32
/** @file
32
/** @file
33
 */
33
 */
34
 
34
 
35
#include <arch/drivers/scr.h>
35
#include <arch/drivers/scr.h>
36
#include <genarch/ofw/ofw_tree.h>
36
#include <genarch/ofw/ofw_tree.h>
37
#include <genarch/fb/fb.h>
37
#include <genarch/fb/fb.h>
38
#include <genarch/fb/visuals.h>
38
#include <genarch/fb/visuals.h>
39
#include <arch/types.h>
39
#include <arch/types.h>
40
#include <string.h>
40
#include <string.h>
41
#include <align.h>
41
#include <align.h>
42
#include <print.h>
42
#include <print.h>
43
 
43
 
44
#define FFB_REG_24BPP   7
44
#define FFB_REG_24BPP   7
45
 
45
 
46
scr_type_t scr_type = SCR_UNKNOWN;
46
scr_type_t scr_type = SCR_UNKNOWN;
47
 
47
 
48
/** Initialize screen.
48
/** Initialize screen.
49
 *
49
 *
50
 * Traverse OpenFirmware device tree in order to find necessary
50
 * Traverse OpenFirmware device tree in order to find necessary
51
 * info about the screen device.
51
 * info about the screen device.
52
 *
52
 *
53
 * @param node Screen device node.
53
 * @param node Screen device node.
54
 */
54
 */
55
void scr_init(ofw_tree_node_t *node)
55
void scr_init(ofw_tree_node_t *node)
56
{
56
{
57
    ofw_tree_property_t *prop;
57
    ofw_tree_property_t *prop;
58
    ofw_pci_reg_t *pci_reg;
58
    ofw_pci_reg_t *pci_reg;
59
    ofw_pci_reg_t pci_abs_reg;
59
    ofw_pci_reg_t pci_abs_reg;
60
    ofw_upa_reg_t *upa_reg;
60
    ofw_upa_reg_t *upa_reg;
61
    ofw_sbus_reg_t *sbus_reg;
61
    ofw_sbus_reg_t *sbus_reg;
62
    const char *name;
62
    const char *name;
63
   
63
   
64
    name = ofw_tree_node_name(node);
64
    name = ofw_tree_node_name(node);
65
   
65
   
66
    if (str_cmp(name, "SUNW,m64B") == 0)
66
    if (str_cmp(name, "SUNW,m64B") == 0)
67
        scr_type = SCR_ATYFB;
67
        scr_type = SCR_ATYFB;
68
    else if (str_cmp(name, "SUNW,XVR-100") == 0)
68
    else if (str_cmp(name, "SUNW,XVR-100") == 0)
69
        scr_type = SCR_XVR;
69
        scr_type = SCR_XVR;
70
    else if (str_cmp(name, "SUNW,ffb") == 0)
70
    else if (str_cmp(name, "SUNW,ffb") == 0)
71
        scr_type = SCR_FFB;
71
        scr_type = SCR_FFB;
72
    else if (str_cmp(name, "cgsix") == 0)
72
    else if (str_cmp(name, "cgsix") == 0)
73
        scr_type = SCR_CGSIX;
73
        scr_type = SCR_CGSIX;
74
   
74
   
75
    if (scr_type == SCR_UNKNOWN) {
75
    if (scr_type == SCR_UNKNOWN) {
76
        printf("Unknown screen device.\n");
76
        printf("Unknown screen device.\n");
77
        return;
77
        return;
78
    }
78
    }
79
   
79
   
80
    uintptr_t fb_addr;
80
    uintptr_t fb_addr;
81
    unsigned int fb_offset = 0;
81
    unsigned int fb_offset = 0;
82
    uint32_t fb_width = 0;
82
    uint32_t fb_width = 0;
83
    uint32_t fb_height = 0;
83
    uint32_t fb_height = 0;
84
    uint32_t fb_depth = 0;
84
    uint32_t fb_depth = 0;
85
    uint32_t fb_linebytes = 0;
85
    uint32_t fb_linebytes = 0;
86
    uint32_t fb_scanline = 0;
86
    uint32_t fb_scanline = 0;
87
    unsigned int visual;
87
    unsigned int visual;
88
 
88
 
89
    prop = ofw_tree_getprop(node, "width");
89
    prop = ofw_tree_getprop(node, "width");
90
    if (prop && prop->value)
90
    if (prop && prop->value)
91
        fb_width = *((uint32_t *) prop->value);
91
        fb_width = *((uint32_t *) prop->value);
92
 
92
 
93
    prop = ofw_tree_getprop(node, "height");
93
    prop = ofw_tree_getprop(node, "height");
94
    if (prop && prop->value)
94
    if (prop && prop->value)
95
        fb_height = *((uint32_t *) prop->value);
95
        fb_height = *((uint32_t *) prop->value);
96
 
96
 
97
    prop = ofw_tree_getprop(node, "depth");
97
    prop = ofw_tree_getprop(node, "depth");
98
    if (prop && prop->value)
98
    if (prop && prop->value)
99
        fb_depth = *((uint32_t *) prop->value);
99
        fb_depth = *((uint32_t *) prop->value);
100
 
100
 
101
    prop = ofw_tree_getprop(node, "linebytes");
101
    prop = ofw_tree_getprop(node, "linebytes");
102
    if (prop && prop->value)
102
    if (prop && prop->value)
103
        fb_linebytes = *((uint32_t *) prop->value);
103
        fb_linebytes = *((uint32_t *) prop->value);
104
 
104
 
105
    prop = ofw_tree_getprop(node, "reg");
105
    prop = ofw_tree_getprop(node, "reg");
106
    if (!prop)
106
    if (!prop)
107
        panic("Cannot find 'reg' property.");
107
        panic("Cannot find 'reg' property.");
108
 
108
 
109
    switch (scr_type) {
109
    switch (scr_type) {
110
    case SCR_ATYFB:
110
    case SCR_ATYFB:
111
        if (prop->size / sizeof(ofw_pci_reg_t) < 2) {
111
        if (prop->size / sizeof(ofw_pci_reg_t) < 2) {
112
            printf("Too few screen registers.\n");
112
            printf("Too few screen registers.\n");
113
            return;
113
            return;
114
        }
114
        }
115
   
115
   
116
        pci_reg = &((ofw_pci_reg_t *) prop->value)[1];
116
        pci_reg = &((ofw_pci_reg_t *) prop->value)[1];
117
       
117
       
118
        if (!ofw_pci_reg_absolutize(node, pci_reg, &pci_abs_reg)) {
118
        if (!ofw_pci_reg_absolutize(node, pci_reg, &pci_abs_reg)) {
119
            printf("Failed to absolutize fb register.\n");
119
            printf("Failed to absolutize fb register.\n");
120
            return;
120
            return;
121
        }
121
        }
122
   
122
   
123
        if (!ofw_pci_apply_ranges(node->parent, &pci_abs_reg,
123
        if (!ofw_pci_apply_ranges(node->parent, &pci_abs_reg,
124
            &fb_addr)) {
124
            &fb_addr)) {
125
            printf("Failed to determine screen address.\n");
125
            printf("Failed to determine screen address.\n");
126
            return;
126
            return;
127
        }
127
        }
128
       
128
       
129
        switch (fb_depth) {
129
        switch (fb_depth) {
130
        case 8:
130
        case 8:
131
            fb_scanline = fb_linebytes * (fb_depth >> 3);
131
            fb_scanline = fb_linebytes * (fb_depth >> 3);
132
            visual = VISUAL_INDIRECT_8;
132
            visual = VISUAL_INDIRECT_8;
133
            break;
133
            break;
134
        case 16:
134
        case 16:
135
            fb_scanline = fb_linebytes * (fb_depth >> 3);
135
            fb_scanline = fb_linebytes * (fb_depth >> 3);
136
            visual = VISUAL_RGB_5_6_5;
136
            visual = VISUAL_RGB_5_6_5_BE;
137
            break;
137
            break;
138
        case 24:
138
        case 24:
139
            fb_scanline = fb_linebytes * 4;
139
            fb_scanline = fb_linebytes * 4;
140
            visual = VISUAL_RGB_8_8_8_0;
140
            visual = VISUAL_BGR_8_8_8_0;
141
            break;
141
            break;
142
        case 32:
142
        case 32:
143
            fb_scanline = fb_linebytes * (fb_depth >> 3);
143
            fb_scanline = fb_linebytes * (fb_depth >> 3);
144
            visual = VISUAL_RGB_0_8_8_8;
144
            visual = VISUAL_RGB_0_8_8_8;
145
            break;
145
            break;
146
        default:
146
        default:
147
            printf("Unsupported bits per pixel.\n");
147
            printf("Unsupported bits per pixel.\n");
148
            return;
148
            return;
149
        }
149
        }
150
       
150
       
151
        break;
151
        break;
152
    case SCR_XVR:
152
    case SCR_XVR:
153
        if (prop->size / sizeof(ofw_pci_reg_t) < 2) {
153
        if (prop->size / sizeof(ofw_pci_reg_t) < 2) {
154
            printf("Too few screen registers.\n");
154
            printf("Too few screen registers.\n");
155
            return;
155
            return;
156
        }
156
        }
157
   
157
   
158
        pci_reg = &((ofw_pci_reg_t *) prop->value)[1];
158
        pci_reg = &((ofw_pci_reg_t *) prop->value)[1];
159
       
159
       
160
        if (!ofw_pci_reg_absolutize(node, pci_reg, &pci_abs_reg)) {
160
        if (!ofw_pci_reg_absolutize(node, pci_reg, &pci_abs_reg)) {
161
            printf("Failed to absolutize fb register.\n");
161
            printf("Failed to absolutize fb register.\n");
162
            return;
162
            return;
163
        }
163
        }
164
   
164
   
165
        if (!ofw_pci_apply_ranges(node->parent, &pci_abs_reg,
165
        if (!ofw_pci_apply_ranges(node->parent, &pci_abs_reg,
166
            &fb_addr)) {
166
            &fb_addr)) {
167
            printf("Failed to determine screen address.\n");
167
            printf("Failed to determine screen address.\n");
168
            return;
168
            return;
169
        }
169
        }
170
 
170
 
171
        fb_offset = 4 * 0x2000;
171
        fb_offset = 4 * 0x2000;
172
 
172
 
173
        switch (fb_depth) {
173
        switch (fb_depth) {
174
        case 8:
174
        case 8:
175
            fb_scanline = fb_linebytes * (fb_depth >> 3);
175
            fb_scanline = fb_linebytes * (fb_depth >> 3);
176
            visual = VISUAL_INDIRECT_8;
176
            visual = VISUAL_INDIRECT_8;
177
            break;
177
            break;
178
        case 16:
178
        case 16:
179
            fb_scanline = fb_linebytes * (fb_depth >> 3);
179
            fb_scanline = fb_linebytes * (fb_depth >> 3);
180
            visual = VISUAL_RGB_5_6_5;
180
            visual = VISUAL_RGB_5_6_5_BE;
181
            break;
181
            break;
182
        case 24:
182
        case 24:
183
            fb_scanline = fb_linebytes * 4;
183
            fb_scanline = fb_linebytes * 4;
184
            visual = VISUAL_RGB_8_8_8_0;
184
            visual = VISUAL_BGR_8_8_8_0;
185
            break;
185
            break;
186
        case 32:
186
        case 32:
187
            fb_scanline = fb_linebytes * (fb_depth >> 3);
187
            fb_scanline = fb_linebytes * (fb_depth >> 3);
188
            visual = VISUAL_RGB_0_8_8_8;
188
            visual = VISUAL_RGB_0_8_8_8;
189
            break;
189
            break;
190
        default:
190
        default:
191
            printf("Unsupported bits per pixel.\n");
191
            printf("Unsupported bits per pixel.\n");
192
            return;
192
            return;
193
        }
193
        }
194
       
194
       
195
        break;
195
        break;
196
    case SCR_FFB:  
196
    case SCR_FFB:  
197
        fb_scanline = 8192;
197
        fb_scanline = 8192;
198
        visual = VISUAL_BGR_0_8_8_8;
198
        visual = VISUAL_BGR_0_8_8_8;
199
 
199
 
200
        upa_reg = &((ofw_upa_reg_t *) prop->value)[FFB_REG_24BPP];
200
        upa_reg = &((ofw_upa_reg_t *) prop->value)[FFB_REG_24BPP];
201
        if (!ofw_upa_apply_ranges(node->parent, upa_reg, &fb_addr)) {
201
        if (!ofw_upa_apply_ranges(node->parent, upa_reg, &fb_addr)) {
202
            printf("Failed to determine screen address.\n");
202
            printf("Failed to determine screen address.\n");
203
            return;
203
            return;
204
        }
204
        }
205
 
205
 
206
        break;
206
        break;
207
    case SCR_CGSIX:
207
    case SCR_CGSIX:
208
        switch (fb_depth) {
208
        switch (fb_depth) {
209
        case 8:
209
        case 8:
210
            fb_scanline = fb_linebytes;
210
            fb_scanline = fb_linebytes;
211
            visual = VISUAL_INDIRECT_8;
211
            visual = VISUAL_INDIRECT_8;
212
            break;
212
            break;
213
        default:
213
        default:
214
            printf("Not implemented.\n");
214
            printf("Not implemented.\n");
215
            return;
215
            return;
216
        }
216
        }
217
       
217
       
218
        sbus_reg = &((ofw_sbus_reg_t *) prop->value)[0];
218
        sbus_reg = &((ofw_sbus_reg_t *) prop->value)[0];
219
        if (!ofw_sbus_apply_ranges(node->parent, sbus_reg, &fb_addr)) {
219
        if (!ofw_sbus_apply_ranges(node->parent, sbus_reg, &fb_addr)) {
220
            printf("Failed to determine screen address.\n");
220
            printf("Failed to determine screen address.\n");
221
            return;
221
            return;
222
        }
222
        }
223
   
223
   
224
        break;
224
        break;
225
    default:
225
    default:
226
        panic("Unexpected type.");
226
        panic("Unexpected type.");
227
    }
227
    }
228
 
228
 
229
    fb_properties_t props = {
229
    fb_properties_t props = {
230
        .addr = fb_addr,
230
        .addr = fb_addr,
231
        .offset = fb_offset,
231
        .offset = fb_offset,
232
        .x = fb_width,
232
        .x = fb_width,
233
        .y = fb_height,
233
        .y = fb_height,
234
        .scan = fb_scanline,
234
        .scan = fb_scanline,
235
        .visual = visual,
235
        .visual = visual,
236
    };
236
    };
237
    fb_init(&props);
237
    fb_init(&props);
238
}
238
}
239
 
239
 
240
void scr_redraw(void)
240
void scr_redraw(void)
241
{
241
{
242
    fb_redraw();
242
    fb_redraw();
243
}
243
}
244
 
244
 
245
/** @}
245
/** @}
246
 */
246
 */
247
 
247