Revision c23045de
| b/hw/arm/boot.c | ||
|---|---|---|
| 237 | 237 |
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, binfo->dtb_filename); |
| 238 | 238 |
if (!filename) {
|
| 239 | 239 |
fprintf(stderr, "Couldn't open dtb file %s\n", binfo->dtb_filename); |
| 240 |
return -1;
|
|
| 240 |
goto fail;
|
|
| 241 | 241 |
} |
| 242 | 242 |
|
| 243 | 243 |
fdt = load_device_tree(filename, &size); |
| 244 | 244 |
if (!fdt) {
|
| 245 | 245 |
fprintf(stderr, "Couldn't open dtb file %s\n", filename); |
| 246 | 246 |
g_free(filename); |
| 247 |
return -1;
|
|
| 247 |
goto fail;
|
|
| 248 | 248 |
} |
| 249 | 249 |
g_free(filename); |
| 250 | 250 |
|
| ... | ... | |
| 252 | 252 |
scells = qemu_devtree_getprop_cell(fdt, "/", "#size-cells"); |
| 253 | 253 |
if (acells == 0 || scells == 0) {
|
| 254 | 254 |
fprintf(stderr, "dtb file invalid (#address-cells or #size-cells 0)\n"); |
| 255 |
return -1;
|
|
| 255 |
goto fail;
|
|
| 256 | 256 |
} |
| 257 | 257 |
|
| 258 | 258 |
mem_reg_propsize = acells + scells; |
| ... | ... | |
| 264 | 264 |
} else if (hival != 0) {
|
| 265 | 265 |
fprintf(stderr, "qemu: dtb file not compatible with " |
| 266 | 266 |
"RAM start address > 4GB\n"); |
| 267 |
exit(1);
|
|
| 267 |
goto fail;
|
|
| 268 | 268 |
} |
| 269 | 269 |
mem_reg_property[acells + scells - 1] = cpu_to_be32(binfo->ram_size); |
| 270 | 270 |
hival = cpu_to_be32(binfo->ram_size >> 32); |
| ... | ... | |
| 273 | 273 |
} else if (hival != 0) {
|
| 274 | 274 |
fprintf(stderr, "qemu: dtb file not compatible with " |
| 275 | 275 |
"RAM size > 4GB\n"); |
| 276 |
exit(1);
|
|
| 276 |
goto fail;
|
|
| 277 | 277 |
} |
| 278 | 278 |
|
| 279 | 279 |
rc = qemu_devtree_setprop(fdt, "/memory", "reg", mem_reg_property, |
| 280 | 280 |
mem_reg_propsize * sizeof(uint32_t)); |
| 281 | 281 |
if (rc < 0) {
|
| 282 | 282 |
fprintf(stderr, "couldn't set /memory/reg\n"); |
| 283 |
goto fail; |
|
| 283 | 284 |
} |
| 284 | 285 |
|
| 285 | 286 |
if (binfo->kernel_cmdline && *binfo->kernel_cmdline) {
|
| ... | ... | |
| 287 | 288 |
binfo->kernel_cmdline); |
| 288 | 289 |
if (rc < 0) {
|
| 289 | 290 |
fprintf(stderr, "couldn't set /chosen/bootargs\n"); |
| 291 |
goto fail; |
|
| 290 | 292 |
} |
| 291 | 293 |
} |
| 292 | 294 |
|
| ... | ... | |
| 295 | 297 |
binfo->initrd_start); |
| 296 | 298 |
if (rc < 0) {
|
| 297 | 299 |
fprintf(stderr, "couldn't set /chosen/linux,initrd-start\n"); |
| 300 |
goto fail; |
|
| 298 | 301 |
} |
| 299 | 302 |
|
| 300 | 303 |
rc = qemu_devtree_setprop_cell(fdt, "/chosen", "linux,initrd-end", |
| 301 | 304 |
binfo->initrd_start + binfo->initrd_size); |
| 302 | 305 |
if (rc < 0) {
|
| 303 | 306 |
fprintf(stderr, "couldn't set /chosen/linux,initrd-end\n"); |
| 307 |
goto fail; |
|
| 304 | 308 |
} |
| 305 | 309 |
} |
| 306 | 310 |
qemu_devtree_dumpdtb(fdt, size); |
| 307 | 311 |
|
| 308 | 312 |
cpu_physical_memory_write(addr, fdt, size); |
| 309 | 313 |
|
| 314 |
g_free(fdt); |
|
| 315 |
|
|
| 310 | 316 |
return 0; |
| 317 |
|
|
| 318 |
fail: |
|
| 319 |
g_free(fdt); |
|
| 320 |
return -1; |
|
| 311 | 321 |
} |
| 312 | 322 |
|
| 313 | 323 |
static void do_cpu_reset(void *opaque) |
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