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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 <func.h> |
40 | #include <func.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 | const char *name; |
58 | const char *name; |
59 | 59 | ||
60 | name = ofw_tree_node_name(node); |
60 | name = ofw_tree_node_name(node); |
61 | 61 | ||
62 | if (strcmp(name, "SUNW,m64B") == 0) |
62 | if (strcmp(name, "SUNW,m64B") == 0) |
63 | scr_type = SCR_ATYFB; |
63 | scr_type = SCR_ATYFB; |
64 | else if (strcmp(name, "SUNW,ffb") == 0) |
64 | else if (strcmp(name, "SUNW,ffb") == 0) |
65 | scr_type = SCR_FFB; |
65 | scr_type = SCR_FFB; |
66 | else if (strcmp(name, "cgsix") == 0) |
66 | else if (strcmp(name, "cgsix") == 0) |
67 | scr_type = SCR_CGSIX; |
67 | scr_type = SCR_CGSIX; |
68 | 68 | ||
69 | if (scr_type == SCR_UNKNOWN) { |
69 | if (scr_type == SCR_UNKNOWN) { |
70 | printf("Unknown keyboard device.\n"); |
70 | printf("Unknown keyboard device.\n"); |
71 | return; |
71 | return; |
72 | } |
72 | } |
73 | 73 | ||
74 | uintptr_t fb_addr; |
74 | uintptr_t fb_addr; |
75 | uint32_t fb_width = 0; |
75 | uint32_t fb_width = 0; |
76 | uint32_t fb_height = 0; |
76 | uint32_t fb_height = 0; |
77 | uint32_t fb_depth = 0; |
77 | uint32_t fb_depth = 0; |
78 | uint32_t fb_linebytes = 0; |
78 | uint32_t fb_linebytes = 0; |
79 | uint32_t fb_scanline = 0; |
79 | uint32_t fb_scanline = 0; |
80 | unsigned int visual; |
80 | unsigned int visual; |
81 | 81 | ||
82 | prop = ofw_tree_getprop(node, "width"); |
82 | prop = ofw_tree_getprop(node, "width"); |
83 | if (prop && prop->value) |
83 | if (prop && prop->value) |
84 | fb_width = *((uint32_t *) prop->value); |
84 | fb_width = *((uint32_t *) prop->value); |
85 | 85 | ||
86 | prop = ofw_tree_getprop(node, "height"); |
86 | prop = ofw_tree_getprop(node, "height"); |
87 | if (prop && prop->value) |
87 | if (prop && prop->value) |
88 | fb_height = *((uint32_t *) prop->value); |
88 | fb_height = *((uint32_t *) prop->value); |
89 | 89 | ||
90 | prop = ofw_tree_getprop(node, "depth"); |
90 | prop = ofw_tree_getprop(node, "depth"); |
91 | if (prop && prop->value) |
91 | if (prop && prop->value) |
92 | fb_depth = *((uint32_t *) prop->value); |
92 | fb_depth = *((uint32_t *) prop->value); |
93 | 93 | ||
94 | prop = ofw_tree_getprop(node, "linebytes"); |
94 | prop = ofw_tree_getprop(node, "linebytes"); |
95 | if (prop && prop->value) |
95 | if (prop && prop->value) |
96 | fb_linebytes = *((uint32_t *) prop->value); |
96 | fb_linebytes = *((uint32_t *) prop->value); |
97 | 97 | ||
98 | prop = ofw_tree_getprop(node, "reg"); |
98 | prop = ofw_tree_getprop(node, "reg"); |
99 | if (!prop) |
99 | if (!prop) |
100 | panic("Can't find \"reg\" property.\n"); |
100 | panic("Can't find \"reg\" property.\n"); |
101 | 101 | ||
102 | switch (scr_type) { |
102 | switch (scr_type) { |
103 | case SCR_ATYFB: |
103 | case SCR_ATYFB: |
104 | if (prop->size / sizeof(ofw_pci_reg_t) < 2) { |
104 | if (prop->size / sizeof(ofw_pci_reg_t) < 2) { |
105 | printf("Too few screen registers.\n"); |
105 | printf("Too few screen registers.\n"); |
106 | return; |
106 | return; |
107 | } |
107 | } |
108 | 108 | ||
109 | ofw_pci_reg_t *fb_reg = &((ofw_pci_reg_t *) prop->value)[1]; |
109 | ofw_pci_reg_t *fb_reg = &((ofw_pci_reg_t *) prop->value)[1]; |
110 | ofw_pci_reg_t abs_reg; |
110 | ofw_pci_reg_t abs_reg; |
111 | 111 | ||
112 | if (!ofw_pci_reg_absolutize(node, fb_reg, &abs_reg)) { |
112 | if (!ofw_pci_reg_absolutize(node, fb_reg, &abs_reg)) { |
113 | printf("Failed to absolutize fb register.\n"); |
113 | printf("Failed to absolutize fb register.\n"); |
114 | return; |
114 | return; |
115 | } |
115 | } |
116 | 116 | ||
117 | if (!ofw_pci_apply_ranges(node->parent, &abs_reg , &fb_addr)) { |
117 | if (!ofw_pci_apply_ranges(node->parent, &abs_reg , &fb_addr)) { |
118 | printf("Failed to determine screen address.\n"); |
118 | printf("Failed to determine screen address.\n"); |
119 | return; |
119 | return; |
120 | } |
120 | } |
121 | 121 | ||
122 | switch (fb_depth) { |
122 | switch (fb_depth) { |
123 | case 8: |
123 | case 8: |
124 | fb_scanline = fb_linebytes * (fb_depth >> 3); |
124 | fb_scanline = fb_linebytes * (fb_depth >> 3); |
125 | visual = VISUAL_INDIRECT_8; |
125 | visual = VISUAL_INDIRECT_8; |
126 | break; |
126 | break; |
127 | case 16: |
127 | case 16: |
128 | fb_scanline = fb_linebytes * (fb_depth >> 3); |
128 | fb_scanline = fb_linebytes * (fb_depth >> 3); |
129 | visual = VISUAL_RGB_5_6_5; |
129 | visual = VISUAL_RGB_5_6_5; |
130 | break; |
130 | break; |
131 | case 24: |
131 | case 24: |
132 | fb_scanline = fb_linebytes * 4; |
132 | fb_scanline = fb_linebytes * 4; |
133 | visual = VISUAL_RGB_8_8_8_0; |
133 | visual = VISUAL_RGB_8_8_8_0; |
134 | break; |
134 | break; |
135 | case 32: |
135 | case 32: |
136 | fb_scanline = fb_linebytes * (fb_depth >> 3); |
136 | fb_scanline = fb_linebytes * (fb_depth >> 3); |
137 | visual = VISUAL_RGB_0_8_8_8; |
137 | visual = VISUAL_RGB_0_8_8_8; |
138 | break; |
138 | break; |
139 | default: |
139 | default: |
140 | printf("Unsupported bits per pixel.\n"); |
140 | printf("Unsupported bits per pixel.\n"); |
141 | return; |
141 | return; |
142 | } |
142 | } |
143 | 143 | ||
144 | break; |
144 | break; |
145 | case SCR_FFB: |
145 | case SCR_FFB: |
146 | fb_scanline = 8192; |
146 | fb_scanline = 8192; |
147 | visual = VISUAL_BGR_0_8_8_8; |
147 | visual = VISUAL_BGR_0_8_8_8; |
148 | 148 | ||
149 | ofw_upa_reg_t *reg = &((ofw_upa_reg_t *) prop->value)[FFB_REG_24BPP]; |
149 | ofw_upa_reg_t *reg = &((ofw_upa_reg_t *) prop->value)[FFB_REG_24BPP]; |
150 | if (!ofw_upa_apply_ranges(node->parent, reg, &fb_addr)) { |
150 | if (!ofw_upa_apply_ranges(node->parent, reg, &fb_addr)) { |
151 | printf("Failed to determine screen address.\n"); |
151 | printf("Failed to determine screen address.\n"); |
152 | return; |
152 | return; |
153 | } |
153 | } |
154 | 154 | ||
155 | break; |
155 | break; |
156 | case SCR_CGSIX: |
156 | case SCR_CGSIX: |
157 | switch (fb_depth) { |
157 | switch (fb_depth) { |
158 | case 8: |
158 | case 8: |
159 | fb_scanline = fb_linebytes; |
159 | fb_scanline = fb_linebytes; |
160 | visual = VISUAL_INDIRECT_8; |
160 | visual = VISUAL_INDIRECT_8; |
161 | break; |
161 | break; |
162 | default: |
162 | default: |
163 | printf("Not implemented.\n"); |
163 | printf("Not implemented.\n"); |
164 | return; |
164 | return; |
165 | } |
165 | } |
166 | 166 | ||
167 | ofw_sbus_reg_t *cg6_reg = &((ofw_sbus_reg_t *) prop->value)[0]; |
167 | ofw_sbus_reg_t *cg6_reg = &((ofw_sbus_reg_t *) prop->value)[0]; |
168 | if (!ofw_sbus_apply_ranges(node->parent, cg6_reg, &fb_addr)) { |
168 | if (!ofw_sbus_apply_ranges(node->parent, cg6_reg, &fb_addr)) { |
169 | printf("Failed to determine screen address.\n"); |
169 | printf("Failed to determine screen address.\n"); |
170 | return; |
170 | return; |
171 | } |
171 | } |
172 | 172 | ||
173 | break; |
173 | break; |
174 | default: |
174 | default: |
175 | panic("Unexpected type.\n"); |
175 | panic("Unexpected type.\n"); |
176 | } |
176 | } |
177 | 177 | ||
178 | fb_init(fb_addr, fb_width, fb_height, fb_scanline, visual); |
178 | fb_init(fb_addr, fb_width, fb_height, fb_scanline, visual); |
179 | } |
179 | } |
180 | 180 | ||
181 | /** @} |
181 | /** @} |
182 | */ |
182 | */ |
183 | 183 |