Пример #1
0
Файл: init.c Проект: E-LLP/linux
/* User can over-ride above with "mem=nnn[KkMm]" in cmdline */
static int __init setup_mem_sz(char *str)
{
	low_mem_sz = memparse(str, NULL) & PAGE_MASK;

	/* early console might not be setup yet - it will show up later */
	pr_info("\"mem=%s\": mem sz set to %ldM\n", str, TO_MB(low_mem_sz));

	return 0;
}
Пример #2
0
static void print_section_info(struct section *s)
{
	printf("section: ");
	printf_bin(s->name, SECTION_NAME_MAXLEN);
	printf("\n");

	printf("Mem addr: 0x%.8x\n", ntohl(s->memaddr));
	printf("Index: 0x%.8x\n", ntohl(s->index));
	printf("Base addr: 0x%.8x\n", ntohl(s->baseaddr));
	printf("Entry addr: 0x%.8x\n", ntohl(s->entryaddr));
	printf("Data size: %u bytes (KB = %.1f) (MB = %.1f)\n",
	       ntohl(s->data_size),
	       (float)TO_KB(ntohl(s->data_size)),
	       (float)TO_MB(ntohl(s->data_size)));
	printf("Part size: %u bytes (KB = %.1f) (MB = %.1f)\n",
	       ntohl(s->part_size),
	       (float)TO_KB(ntohl(s->part_size)),
	       (float)TO_MB(ntohl(s->part_size)));
}
Пример #3
0
Файл: init.c Проект: E-LLP/linux
void __init early_init_dt_add_memory_arch(u64 base, u64 size)
{
	int in_use = 0;

	if (!low_mem_sz) {
		BUG_ON(base != low_mem_start);
		low_mem_sz = size;
		in_use = 1;
	} else {
#ifdef CONFIG_HIGHMEM
		high_mem_start = base;
		high_mem_sz = size;
		in_use = 1;
#endif
	}

	pr_info("Memory @ %llx [%lldM] %s\n",
		base, TO_MB(size), !in_use ? "Not used":"");
}
Пример #4
0
/*
 * mem_init - initializes memory
 *
 * Frees up bootmem
 * Calculates and displays memory available/used
 */
void __init mem_init(void)
{
	int codesize, datasize, initsize, reserved_pages, free_pages;
	int tmp;

	high_memory = (void *)(CONFIG_LINUX_LINK_BASE + arc_mem_sz);

	free_all_bootmem();

	/* count all reserved pages [kernel code/data/mem_map..] */
	reserved_pages = 0;
	for (tmp = 0; tmp < max_mapnr; tmp++)
		if (PageReserved(mem_map + tmp))
			reserved_pages++;

	/* XXX: nr_free_pages() is equivalent */
	free_pages = max_mapnr - reserved_pages;

	/*
	 * For the purpose of display below, split the "reserve mem"
	 * kernel code/data is already shown explicitly,
	 * Show any other reservations (mem_map[ ] et al)
	 */
	reserved_pages -= (((unsigned int)_end - CONFIG_LINUX_LINK_BASE) >>
								PAGE_SHIFT);

	codesize = _etext - _text;
	datasize = _end - _etext;
	initsize = __init_end - __init_begin;

	pr_info("Memory Available: %dM / %ldM (%dK code, %dK data, %dK init, %dK reserv)\n",
		PAGES_TO_MB(free_pages),
		TO_MB(arc_mem_sz),
		TO_KB(codesize), TO_KB(datasize), TO_KB(initsize),
		PAGES_TO_KB(reserved_pages));
}
Пример #5
0
void __init early_init_dt_add_memory_arch(u64 base, u64 size)
{
	arc_mem_sz = size & PAGE_MASK;
	pr_info("Memory size set via devicetree %ldM\n", TO_MB(arc_mem_sz));
}