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1 | /* |
1 | /* |
2 | * Copyright (c) 2005 Martin Decky |
2 | * Copyright (c) 2005 Martin Decky |
3 | * Copyright (c) 2006 Jakub Jermar |
3 | * Copyright (c) 2006 Jakub Jermar |
4 | * All rights reserved. |
4 | * All rights reserved. |
5 | * |
5 | * |
6 | * Redistribution and use in source and binary forms, with or without |
6 | * Redistribution and use in source and binary forms, with or without |
7 | * modification, are permitted provided that the following conditions |
7 | * modification, are permitted provided that the following conditions |
8 | * are met: |
8 | * are met: |
9 | * |
9 | * |
10 | * - Redistributions of source code must retain the above copyright |
10 | * - Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * - Redistributions in binary form must reproduce the above copyright |
12 | * - Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
14 | * documentation and/or other materials provided with the distribution. |
15 | * - The name of the author may not be used to endorse or promote products |
15 | * - The name of the author may not be used to endorse or promote products |
16 | * derived from this software without specific prior written permission. |
16 | * derived from this software without specific prior written permission. |
17 | * |
17 | * |
18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
28 | */ |
28 | */ |
29 | 29 | ||
30 | #include "main.h" |
30 | #include "main.h" |
31 | #include <printf.h> |
31 | #include <printf.h> |
32 | #include "asm.h" |
32 | #include "asm.h" |
33 | #include "_components.h" |
33 | #include "_components.h" |
34 | #include <balloc.h> |
34 | #include <balloc.h> |
35 | #include <ofw.h> |
35 | #include <ofw.h> |
36 | #include <ofw_tree.h> |
36 | #include <ofw_tree.h> |
37 | #include "ofwarch.h" |
37 | #include "ofwarch.h" |
38 | #include <align.h> |
38 | #include <align.h> |
39 | #include <string.h> |
39 | #include <string.h> |
40 | 40 | ||
41 | bootinfo_t bootinfo; |
41 | bootinfo_t bootinfo; |
42 | 42 | ||
43 | component_t components[COMPONENTS]; |
43 | component_t components[COMPONENTS]; |
44 | 44 | ||
45 | char *release = RELEASE; |
45 | char *release = RELEASE; |
46 | 46 | ||
47 | #ifdef REVISION |
47 | #ifdef REVISION |
48 | char *revision = ", revision " REVISION; |
48 | char *revision = ", revision " REVISION; |
49 | #else |
49 | #else |
50 | char *revision = ""; |
50 | char *revision = ""; |
51 | #endif |
51 | #endif |
52 | 52 | ||
53 | #ifdef TIMESTAMP |
53 | #ifdef TIMESTAMP |
54 | char *timestamp = "\nBuilt on " TIMESTAMP; |
54 | char *timestamp = "\nBuilt on " TIMESTAMP; |
55 | #else |
55 | #else |
56 | char *timestamp = ""; |
56 | char *timestamp = ""; |
57 | #endif |
57 | #endif |
58 | 58 | ||
59 | /** UltraSPARC subarchitecture - 1 for US, 3 for US3 */ |
59 | /** UltraSPARC subarchitecture - 1 for US, 3 for US3, 0 for other */ |
60 | uint8_t subarchitecture; |
60 | uint8_t subarchitecture = 0; |
61 | 61 | ||
62 | /** |
62 | /** |
63 | * mask of the MID field inside the ICBUS_CONFIG register shifted by |
63 | * mask of the MID field inside the ICBUS_CONFIG register shifted by |
64 | * MID_SHIFT bits to the right |
64 | * MID_SHIFT bits to the right |
65 | */ |
65 | */ |
66 | uint16_t mid_mask; |
66 | uint16_t mid_mask; |
67 | 67 | ||
68 | /** Print version information. */ |
68 | /** Print version information. */ |
69 | static void version_print(void) |
69 | static void version_print(void) |
70 | { |
70 | { |
71 | printf("HelenOS SPARC64 Bootloader\nRelease %s%s%s\n" |
71 | printf("HelenOS SPARC64 Bootloader\nRelease %s%s%s\n" |
72 | "Copyright (c) 2006 HelenOS project\n", |
72 | "Copyright (c) 2006 HelenOS project\n", |
73 | release, revision, timestamp); |
73 | release, revision, timestamp); |
74 | } |
74 | } |
75 | 75 | ||
76 | /* the lowest ID (read from the VER register) of some US3 CPU model */ |
76 | /* the lowest ID (read from the VER register) of some US3 CPU model */ |
77 | #define FIRST_US3_CPU 0x14 |
77 | #define FIRST_US3_CPU 0x14 |
78 | 78 | ||
79 | /* the greatest ID (read from the VER register) of some US3 CPU model */ |
79 | /* the greatest ID (read from the VER register) of some US3 CPU model */ |
80 | #define LAST_US3_CPU 0x19 |
80 | #define LAST_US3_CPU 0x19 |
81 | 81 | ||
82 | /* UltraSPARC IIIi processor implementation code */ |
82 | /* UltraSPARC IIIi processor implementation code */ |
83 | #define US_IIIi_CODE 0x15 |
83 | #define US_IIIi_CODE 0x15 |
84 | 84 | ||
- | 85 | /* max. length of the "compatible" property of the root node */ |
|
- | 86 | #define COMPATIBLE_PROP_MAXLEN 64 |
|
- | 87 | ||
- | 88 | /* |
|
- | 89 | * HelenOS bootloader will use these constants to distinguish particular |
|
- | 90 | * UltraSPARC architectures |
|
- | 91 | */ |
|
- | 92 | #define COMPATIBLE_SUN4U 10 |
|
- | 93 | #define COMPATIBLE_SUN4V 20 |
|
- | 94 | ||
- | 95 | /** US architecture. COMPATIBLE_SUN4U for sun4v, COMPATIBLE_SUN4V for sun4u */ |
|
- | 96 | static uint8_t architecture; |
|
- | 97 | ||
85 | /** |
98 | /** |
- | 99 | * Detects the UltraSPARC architecture (sun4u and sun4v currently supported) |
|
- | 100 | * by inspecting the property called "compatible" in the OBP root node. |
|
- | 101 | */ |
|
- | 102 | static void detect_architecture(void) |
|
- | 103 | { |
|
- | 104 | phandle root = ofw_find_device("/"); |
|
- | 105 | char compatible[COMPATIBLE_PROP_MAXLEN]; |
|
- | 106 | ||
- | 107 | if (ofw_get_property(root, "compatible", compatible, |
|
- | 108 | COMPATIBLE_PROP_MAXLEN) <= 0) { |
|
- | 109 | printf("Unable to determine architecture, default: sun4u.\n"); |
|
- | 110 | architecture = COMPATIBLE_SUN4U; |
|
- | 111 | return; |
|
- | 112 | } |
|
- | 113 | ||
- | 114 | if (strcmp(compatible, "sun4v") == 0) { |
|
- | 115 | architecture = COMPATIBLE_SUN4V; |
|
- | 116 | } else { |
|
- | 117 | /* |
|
- | 118 | * As not all sun4u machines have "sun4u" in their "compatible" |
|
- | 119 | * OBP property (e.g. Serengeti's OBP "compatible" property is |
|
- | 120 | * "SUNW,Serengeti"), we will by default fallback to sun4u if |
|
- | 121 | * an unknown value of the "compatible" property is encountered. |
|
- | 122 | */ |
|
- | 123 | architecture = COMPATIBLE_SUN4U; |
|
- | 124 | } |
|
- | 125 | } |
|
- | 126 | ||
- | 127 | /** |
|
- | 128 | * Detects the subarchitecture (US, US3) of the sun4u |
|
86 | * Sets the global variables "subarchitecture" and "mid_mask" to |
129 | * processor. Sets the global variables "subarchitecture" and "mid_mask" to |
87 | * correct values. |
130 | * correct values. |
88 | */ |
131 | */ |
89 | static void detect_subarchitecture(void) |
132 | static void detect_subarchitecture(void) |
90 | { |
133 | { |
91 | uint64_t v; |
134 | uint64_t v; |
92 | asm volatile ("rdpr %%ver, %0\n" : "=r" (v)); |
135 | asm volatile ("rdpr %%ver, %0\n" : "=r" (v)); |
93 | 136 | ||
94 | v = (v << 16) >> 48; |
137 | v = (v << 16) >> 48; |
95 | if ((v >= FIRST_US3_CPU) && (v <= LAST_US3_CPU)) { |
138 | if ((v >= FIRST_US3_CPU) && (v <= LAST_US3_CPU)) { |
96 | subarchitecture = SUBARCH_US3; |
139 | subarchitecture = SUBARCH_US3; |
97 | if (v == US_IIIi_CODE) |
140 | if (v == US_IIIi_CODE) |
98 | mid_mask = (1 << 5) - 1; |
141 | mid_mask = (1 << 5) - 1; |
99 | else |
142 | else |
100 | mid_mask = (1 << 10) - 1; |
143 | mid_mask = (1 << 10) - 1; |
101 | } else if (v < FIRST_US3_CPU) { |
144 | } else if (v < FIRST_US3_CPU) { |
102 | subarchitecture = SUBARCH_US; |
145 | subarchitecture = SUBARCH_US; |
103 | mid_mask = (1 << 5) - 1; |
146 | mid_mask = (1 << 5) - 1; |
104 | } else { |
147 | } else { |
105 | printf("\nThis CPU is not supported by HelenOS."); |
148 | printf("\nThis CPU is not supported by HelenOS."); |
106 | } |
149 | } |
107 | } |
150 | } |
108 | 151 | ||
- | 152 | /** |
|
- | 153 | * Performs sun4u-specific initialization. The components are expected |
|
- | 154 | * to be already copied and boot allocator initialized. |
|
- | 155 | */ |
|
- | 156 | static void bootstrap_sun4u(void) |
|
- | 157 | { |
|
- | 158 | printf("\nCanonizing OpenFirmware device tree..."); |
|
- | 159 | bootinfo.ofw_root = ofw_tree_build(); |
|
- | 160 | printf("done.\n"); |
|
- | 161 | ||
- | 162 | detect_subarchitecture(); |
|
- | 163 | ||
- | 164 | #ifdef CONFIG_SMP |
|
- | 165 | printf("\nChecking for secondary processors..."); |
|
- | 166 | if (!ofw_cpu()) |
|
- | 167 | printf("Error: unable to get CPU properties\n"); |
|
- | 168 | printf("done.\n"); |
|
- | 169 | #endif |
|
- | 170 | ||
- | 171 | setup_palette(); |
|
- | 172 | } |
|
- | 173 | ||
- | 174 | /** |
|
- | 175 | * Performs sun4v-specific initialization. The components are expected |
|
- | 176 | * to be already copied and boot allocator initialized. |
|
- | 177 | */ |
|
- | 178 | static void bootstrap_sun4v(void) |
|
- | 179 | { |
|
- | 180 | } |
|
- | 181 | ||
109 | void bootstrap(void) |
182 | void bootstrap(void) |
110 | { |
183 | { |
111 | void *base = (void *) KERNEL_VIRTUAL_ADDRESS; |
184 | void *base = (void *) KERNEL_VIRTUAL_ADDRESS; |
112 | void *balloc_base; |
185 | void *balloc_base; |
113 | unsigned int top = 0; |
186 | unsigned int top = 0; |
114 | int i, j; |
187 | int i, j; |
115 | 188 | ||
116 | version_print(); |
- | |
117 | - | ||
118 | detect_subarchitecture(); |
189 | detect_architecture(); |
119 | init_components(components); |
190 | init_components(components); |
120 | 191 | ||
121 | if (!ofw_get_physmem_start(&bootinfo.physmem_start)) { |
192 | if (!ofw_get_physmem_start(&bootinfo.physmem_start)) { |
122 | printf("Error: unable to get start of physical memory.\n"); |
193 | printf("Error: unable to get start of physical memory.\n"); |
123 | halt(); |
194 | halt(); |
124 | } |
195 | } |
125 | 196 | ||
126 | if (!ofw_memmap(&bootinfo.memmap)) { |
197 | if (!ofw_memmap(&bootinfo.memmap)) { |
127 | printf("Error: unable to get memory map, halting.\n"); |
198 | printf("Error: unable to get memory map, halting.\n"); |
128 | halt(); |
199 | halt(); |
129 | } |
200 | } |
130 | 201 | ||
131 | if (bootinfo.memmap.total == 0) { |
202 | if (bootinfo.memmap.total == 0) { |
132 | printf("Error: no memory detected, halting.\n"); |
203 | printf("Error: no memory detected, halting.\n"); |
133 | halt(); |
204 | halt(); |
134 | } |
205 | } |
135 | 206 | ||
136 | /* |
207 | /* |
137 | * SILO for some reason adds 0x400000 and subtracts |
208 | * SILO for some reason adds 0x400000 and subtracts |
138 | * bootinfo.physmem_start to/from silo_ramdisk_image. |
209 | * bootinfo.physmem_start to/from silo_ramdisk_image. |
139 | * We just need plain physical address so we fix it up. |
210 | * We just need plain physical address so we fix it up. |
140 | */ |
211 | */ |
141 | if (silo_ramdisk_image) { |
212 | if (silo_ramdisk_image) { |
142 | silo_ramdisk_image += bootinfo.physmem_start; |
213 | silo_ramdisk_image += bootinfo.physmem_start; |
143 | silo_ramdisk_image -= 0x400000; |
214 | silo_ramdisk_image -= 0x400000; |
144 | /* Install 1:1 mapping for the ramdisk. */ |
215 | /* Install 1:1 mapping for the ramdisk. */ |
145 | if (ofw_map((void *)((uintptr_t)silo_ramdisk_image), |
216 | if (ofw_map((void *)((uintptr_t)silo_ramdisk_image), |
146 | (void *)((uintptr_t)silo_ramdisk_image), |
217 | (void *)((uintptr_t)silo_ramdisk_image), |
147 | silo_ramdisk_size, -1) != 0) { |
218 | silo_ramdisk_size, -1) != 0) { |
148 | printf("Failed to map ramdisk.\n"); |
219 | printf("Failed to map ramdisk.\n"); |
149 | halt(); |
220 | halt(); |
150 | } |
221 | } |
151 | } |
222 | } |
152 | 223 | ||
153 | printf("\nSystem info\n"); |
224 | printf("\nSystem info\n"); |
154 | printf(" memory: %dM starting at %P\n", |
225 | printf(" memory: %dM starting at %P\n", |
155 | bootinfo.memmap.total >> 20, bootinfo.physmem_start); |
226 | bootinfo.memmap.total >> 20, bootinfo.physmem_start); |
156 | 227 | ||
157 | printf("\nMemory statistics\n"); |
228 | printf("\nMemory statistics\n"); |
158 | printf(" kernel entry point at %P\n", KERNEL_VIRTUAL_ADDRESS); |
229 | printf(" kernel entry point at %P\n", KERNEL_VIRTUAL_ADDRESS); |
159 | printf(" %P: boot info structure\n", &bootinfo); |
230 | printf(" %P: boot info structure\n", &bootinfo); |
160 | 231 | ||
161 | /* |
232 | /* |
162 | * Figure out destination address for each component. |
233 | * Figure out destination address for each component. |
163 | * In this phase, we don't copy the components yet because we want to |
234 | * In this phase, we don't copy the components yet because we want to |
164 | * to be careful not to overwrite anything, especially the components |
235 | * to be careful not to overwrite anything, especially the components |
165 | * which haven't been copied yet. |
236 | * which haven't been copied yet. |
166 | */ |
237 | */ |
167 | bootinfo.taskmap.count = 0; |
238 | bootinfo.taskmap.count = 0; |
168 | for (i = 0; i < COMPONENTS; i++) { |
239 | for (i = 0; i < COMPONENTS; i++) { |
169 | printf(" %P: %s image (size %d bytes)\n", components[i].start, |
240 | printf(" %P: %s image (size %d bytes)\n", components[i].start, |
170 | components[i].name, components[i].size); |
241 | components[i].name, components[i].size); |
171 | top = ALIGN_UP(top, PAGE_SIZE); |
242 | top = ALIGN_UP(top, PAGE_SIZE); |
172 | if (i > 0) { |
243 | if (i > 0) { |
173 | if (bootinfo.taskmap.count == TASKMAP_MAX_RECORDS) { |
244 | if (bootinfo.taskmap.count == TASKMAP_MAX_RECORDS) { |
174 | printf("Skipping superfluous components.\n"); |
245 | printf("Skipping superfluous components.\n"); |
175 | break; |
246 | break; |
176 | } |
247 | } |
177 | bootinfo.taskmap.tasks[bootinfo.taskmap.count].addr = |
248 | bootinfo.taskmap.tasks[bootinfo.taskmap.count].addr = |
178 | base + top; |
249 | base + top; |
179 | bootinfo.taskmap.tasks[bootinfo.taskmap.count].size = |
250 | bootinfo.taskmap.tasks[bootinfo.taskmap.count].size = |
180 | components[i].size; |
251 | components[i].size; |
181 | bootinfo.taskmap.count++; |
252 | bootinfo.taskmap.count++; |
182 | } |
253 | } |
183 | top += components[i].size; |
254 | top += components[i].size; |
184 | } |
255 | } |
185 | 256 | ||
186 | j = bootinfo.taskmap.count - 1; /* do not consider ramdisk */ |
257 | j = bootinfo.taskmap.count - 1; /* do not consider ramdisk */ |
187 | 258 | ||
188 | if (silo_ramdisk_image) { |
259 | if (silo_ramdisk_image) { |
189 | /* Treat the ramdisk as the last bootinfo task. */ |
260 | /* Treat the ramdisk as the last bootinfo task. */ |
190 | if (bootinfo.taskmap.count == TASKMAP_MAX_RECORDS) { |
261 | if (bootinfo.taskmap.count == TASKMAP_MAX_RECORDS) { |
191 | printf("Skipping ramdisk.\n"); |
262 | printf("Skipping ramdisk.\n"); |
192 | goto skip_ramdisk; |
263 | goto skip_ramdisk; |
193 | } |
264 | } |
194 | top = ALIGN_UP(top, PAGE_SIZE); |
265 | top = ALIGN_UP(top, PAGE_SIZE); |
195 | bootinfo.taskmap.tasks[bootinfo.taskmap.count].addr = |
266 | bootinfo.taskmap.tasks[bootinfo.taskmap.count].addr = |
196 | base + top; |
267 | base + top; |
197 | bootinfo.taskmap.tasks[bootinfo.taskmap.count].size = |
268 | bootinfo.taskmap.tasks[bootinfo.taskmap.count].size = |
198 | silo_ramdisk_size; |
269 | silo_ramdisk_size; |
199 | bootinfo.taskmap.count++; |
270 | bootinfo.taskmap.count++; |
200 | printf("\nCopying ramdisk..."); |
271 | printf("\nCopying ramdisk..."); |
201 | /* |
272 | /* |
202 | * Claim and map the whole ramdisk as it may exceed the area |
273 | * Claim and map the whole ramdisk as it may exceed the area |
203 | * given to us by SILO. |
274 | * given to us by SILO. |
204 | */ |
275 | */ |
205 | (void) ofw_claim_phys(base + top, silo_ramdisk_size); |
276 | (void) ofw_claim_phys(base + top, silo_ramdisk_size); |
206 | (void) ofw_map(base + top, base + top, silo_ramdisk_size, -1); |
277 | (void) ofw_map(base + top, base + top, silo_ramdisk_size, -1); |
207 | memmove(base + top, (void *)((uintptr_t)silo_ramdisk_image), |
278 | memmove(base + top, (void *)((uintptr_t)silo_ramdisk_image), |
208 | silo_ramdisk_size); |
279 | silo_ramdisk_size); |
209 | printf("done.\n"); |
280 | printf("done.\n"); |
210 | top += silo_ramdisk_size; |
281 | top += silo_ramdisk_size; |
211 | } |
282 | } |
212 | skip_ramdisk: |
283 | skip_ramdisk: |
213 | 284 | ||
214 | /* |
285 | /* |
215 | * Now we can proceed to copy the components. We do it in reverse order |
286 | * Now we can proceed to copy the components. We do it in reverse order |
216 | * so that we don't overwrite anything even if the components overlap |
287 | * so that we don't overwrite anything even if the components overlap |
217 | * with base. |
288 | * with base. |
218 | */ |
289 | */ |
219 | printf("\nCopying bootinfo tasks\n"); |
290 | printf("\nCopying bootinfo tasks\n"); |
220 | for (i = COMPONENTS - 1; i > 0; i--, j--) { |
291 | for (i = COMPONENTS - 1; i > 0; i--, j--) { |
221 | printf(" %s...", components[i].name); |
292 | printf(" %s...", components[i].name); |
222 | 293 | ||
223 | /* |
294 | /* |
224 | * At this point, we claim the physical memory that we are |
295 | * At this point, we claim the physical memory that we are |
225 | * going to use. We should be safe in case of the virtual |
296 | * going to use. We should be safe in case of the virtual |
226 | * address space because the OpenFirmware, according to its |
297 | * address space because the OpenFirmware, according to its |
227 | * SPARC binding, should restrict its use of virtual memory |
298 | * SPARC binding, should restrict its use of virtual memory |
228 | * to addresses from [0xffd00000; 0xffefffff] and |
299 | * to addresses from [0xffd00000; 0xffefffff] and |
229 | * [0xfe000000; 0xfeffffff]. |
300 | * [0xfe000000; 0xfeffffff]. |
230 | * |
301 | * |
231 | * XXX We don't map this piece of memory. We simply rely on |
302 | * XXX We don't map this piece of memory. We simply rely on |
232 | * SILO to have it done for us already in this case. |
303 | * SILO to have it done for us already in this case. |
233 | */ |
304 | */ |
234 | (void) ofw_claim_phys(bootinfo.physmem_start + |
305 | (void) ofw_claim_phys(bootinfo.physmem_start + |
235 | bootinfo.taskmap.tasks[j].addr, |
306 | bootinfo.taskmap.tasks[j].addr, |
236 | ALIGN_UP(components[i].size, PAGE_SIZE)); |
307 | ALIGN_UP(components[i].size, PAGE_SIZE)); |
237 | 308 | ||
238 | memcpy((void *)bootinfo.taskmap.tasks[j].addr, |
309 | memcpy((void *)bootinfo.taskmap.tasks[j].addr, |
239 | components[i].start, components[i].size); |
310 | components[i].start, components[i].size); |
240 | printf("done.\n"); |
311 | printf("done.\n"); |
241 | } |
312 | } |
242 | 313 | ||
243 | printf("\nCopying kernel..."); |
314 | printf("\nCopying kernel..."); |
244 | (void) ofw_claim_phys(bootinfo.physmem_start + base, |
315 | (void) ofw_claim_phys(bootinfo.physmem_start + base, |
245 | ALIGN_UP(components[0].size, PAGE_SIZE)); |
316 | ALIGN_UP(components[0].size, PAGE_SIZE)); |
246 | memcpy(base, components[0].start, components[0].size); |
317 | memcpy(base, components[0].start, components[0].size); |
247 | printf("done.\n"); |
318 | printf("done.\n"); |
248 | 319 | ||
249 | /* |
320 | /* |
250 | * Claim and map the physical memory for the boot allocator. |
321 | * Claim and map the physical memory for the boot allocator. |
251 | * Initialize the boot allocator. |
322 | * Initialize the boot allocator. |
252 | */ |
323 | */ |
253 | balloc_base = base + ALIGN_UP(top, PAGE_SIZE); |
324 | balloc_base = base + ALIGN_UP(top, PAGE_SIZE); |
254 | (void) ofw_claim_phys(bootinfo.physmem_start + balloc_base, |
325 | (void) ofw_claim_phys(bootinfo.physmem_start + balloc_base, |
255 | BALLOC_MAX_SIZE); |
326 | BALLOC_MAX_SIZE); |
256 | (void) ofw_map(balloc_base, balloc_base, BALLOC_MAX_SIZE, -1); |
327 | (void) ofw_map(balloc_base, balloc_base, BALLOC_MAX_SIZE, -1); |
257 | balloc_init(&bootinfo.ballocs, (uintptr_t)balloc_base); |
328 | balloc_init(&bootinfo.ballocs, (uintptr_t)balloc_base); |
258 | 329 | ||
259 | printf("\nCanonizing OpenFirmware device tree..."); |
330 | /* perform architecture-specific initialization */ |
260 | bootinfo.ofw_root = ofw_tree_build(); |
331 | if (architecture == COMPATIBLE_SUN4U) { |
261 | printf("done.\n"); |
332 | bootstrap_sun4u(); |
262 | - | ||
263 | #ifdef CONFIG_SMP |
- | |
264 | printf("\nChecking for secondary processors..."); |
333 | } else if (architecture == COMPATIBLE_SUN4V) { |
265 | if (!ofw_cpu()) |
334 | bootstrap_sun4v(); |
266 | printf("Error: unable to get CPU properties\n"); |
335 | } else { |
267 | printf("done.\n"); |
336 | printf("Unknown architecture.\n"); |
268 | #endif |
337 | halt(); |
269 | 338 | } |
|
270 | setup_palette(); |
- | |
271 | 339 | ||
272 | printf("\nBooting the kernel...\n"); |
340 | printf("\nBooting the kernel...\n"); |
273 | jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS, |
341 | jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS, |
274 | bootinfo.physmem_start | BSP_PROCESSOR, &bootinfo, |
342 | bootinfo.physmem_start | BSP_PROCESSOR, &bootinfo, |
275 | sizeof(bootinfo)); |
343 | sizeof(bootinfo)); |
276 | } |
344 | } |
277 | 345 | ||
278 | 346 |