setup.c (6f50fa2a6f1395ad5f59ce7b87730f1f3ea19d76) setup.c (e112b032a72c78f15d0c803c5dc6be444c2e6c66)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Based on arch/arm/kernel/setup.c
4 *
5 * Copyright (C) 1995-2001 Russell King
6 * Copyright (C) 2012 ARM Ltd.
7 */
8

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165 * than expected on most systems.
166 */
167 if (mpidr_hash_size() > 4 * num_possible_cpus())
168 pr_warn("Large number of MPIDR hash buckets detected\n");
169}
170
171static void __init setup_machine_fdt(phys_addr_t dt_phys)
172{
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Based on arch/arm/kernel/setup.c
4 *
5 * Copyright (C) 1995-2001 Russell King
6 * Copyright (C) 2012 ARM Ltd.
7 */
8

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165 * than expected on most systems.
166 */
167 if (mpidr_hash_size() > 4 * num_possible_cpus())
168 pr_warn("Large number of MPIDR hash buckets detected\n");
169}
170
171static void __init setup_machine_fdt(phys_addr_t dt_phys)
172{
173 void *dt_virt = fixmap_remap_fdt(dt_phys);
173 int size;
174 void *dt_virt = fixmap_remap_fdt(dt_phys, &size, PAGE_KERNEL);
174 const char *name;
175
175 const char *name;
176
177 if (dt_virt)
178 memblock_reserve(dt_phys, size);
179
176 if (!dt_virt || !early_init_dt_scan(dt_virt)) {
177 pr_crit("\n"
178 "Error: invalid device tree blob at physical address %pa (virtual address 0x%p)\n"
179 "The dtb must be 8-byte aligned and must not exceed 2 MB in size\n"
180 "\nPlease check your bootloader.",
181 &dt_phys, dt_virt);
182
183 while (true)
184 cpu_relax();
185 }
186
180 if (!dt_virt || !early_init_dt_scan(dt_virt)) {
181 pr_crit("\n"
182 "Error: invalid device tree blob at physical address %pa (virtual address 0x%p)\n"
183 "The dtb must be 8-byte aligned and must not exceed 2 MB in size\n"
184 "\nPlease check your bootloader.",
185 &dt_phys, dt_virt);
186
187 while (true)
188 cpu_relax();
189 }
190
191 /* Early fixups are done, map the FDT as read-only now */
192 fixmap_remap_fdt(dt_phys, &size, PAGE_KERNEL_RO);
193
187 name = of_flat_dt_get_machine_name();
188 if (!name)
189 return;
190
191 pr_info("Machine model: %s\n", name);
192 dump_stack_set_arch_desc("%s (DT)", name);
193}
194

--- 211 unchanged lines hidden --- 		194 name = of_flat_dt_get_machine_name();
195 if (!name)
196 return;
197
198 pr_info("Machine model: %s\n", name);
199 dump_stack_set_arch_desc("%s (DT)", name);
200}
201

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