lib/riscv/setup.c

1 // SPDX-License-Identifier: GPL-2.0-only
16 #include <on-cpus.h>
89 	phys_addr_t freemem_end = freemem->end;  in mem_allocator_init()
96 	 * The assert below is mostly checking that the free memory doesn't  in mem_allocator_init()
97 	 * start in the 3G-4G range, which is reserved for virtual addresses,  in mem_allocator_init()
98 	 * but it also confirms that there is some free memory (the amount  in mem_allocator_init()
109 			rest->flags = MR_F_UNUSED;  in mem_allocator_init()
111 	assert(freemem_end - freemem_start >= SZ_1M * 16);  in mem_allocator_init()
120 	phys_alloc_init(freemem_start, freemem_end - freemem_start);  in mem_allocator_init()
139 	code->flags |= MR_F_CODE;  in mem_init()
142 	assert(freemem && !(freemem->flags & (MR_F_IO | MR_F_CODE)));  in mem_init()
166 	assert(ret == 0 || ret == -FDT_ERR_NOTFOUND);  in freemem_push_dt_initrd()
191 	puts("#    kvm-unit-tests\n");  in banner()
216 	assert(ret == 0 || ret == -FDT_ERR_NOTFOUND);  in setup()
240 	memregions_efi_init(&efi_bootinfo->mem_map, &freemem_mr);  in efi_mem_init()
245 	assert(code && (code->flags & MR_F_CODE));  in efi_mem_init()
247 		data->flags &= ~MR_F_CODE;  in efi_mem_init()
249 	for (struct mem_region *m = mem_regions; m->end; ++m)  in efi_mem_init()
250 		assert(m == code || !(m->flags & MR_F_CODE));  in efi_mem_init()
252 	freemem = (void *)PAGE_ALIGN(freemem_mr->start);  in efi_mem_init()
254 	if (efi_bootinfo->fdt)  in efi_mem_init()
255 		freemem_push_fdt(&freemem, efi_bootinfo->fdt);  in efi_mem_init()
272 		printf("Failed to initialize memory\n");  in setup_efi()