C++ (Cpp) __prom_get_memconf示例

示例#1

文件： sniprom.c 项目： FatSunHYS/OSCourseDesign

static void sni_mem_init(void )
{
	int i, memsize;
	struct membank {
	        u32		size;
	        u32		base;
	        u32		size2;
	        u32		pad1;
	        u32		pad2;
	} memconf[8];

	/* MemSIZE from prom in 16MByte chunks */
	memsize=*((unsigned char *) SNI_IDPROM_MEMSIZE) * 16;

	DBG_PRINTF("IDProm memsize: %lu MByte\n", memsize);

	/* get memory bank layout from prom */
	__prom_get_memconf(&memconf);

	DBG_PRINTF("prom_get_mem_conf memory configuration:\n");
	for(i=0;i<8 && memconf[i].size;i++) {
		prom_printf("Bank%d: %08x @ %08x\n", i,
			memconf[i].size, memconf[i].base);
		add_memory_region(memconf[i].base, memconf[i].size, BOOT_MEM_RAM);
	}
}

示例#2

文件： sniprom.c 项目： 3sOx/asuswrt-merlin

static void sni_mem_init(void )
{
	int i, memsize;
	struct membank {
	        u32		size;
	        u32		base;
	        u32		size2;
	        u32		pad1;
	        u32		pad2;
	} memconf[8];

	/* MemSIZE from prom in 16MByte chunks */
	memsize = *((unsigned char *) SNI_IDPROM_MEMSIZE) * 16;

	pr_debug("IDProm memsize: %lu MByte\n", memsize);

	/* get memory bank layout from prom */
	__prom_get_memconf(&memconf);

	pr_debug("prom_get_mem_conf memory configuration:\n");
	for (i = 0;i < 8 && memconf[i].size; i++) {
		if (sni_brd_type == SNI_BRD_PCI_TOWER ||
		    sni_brd_type == SNI_BRD_PCI_TOWER_CPLUS) {
			if (memconf[i].base >= 0x20000000 &&
			    memconf[i].base <  0x30000000) {
				memconf[i].base -= 0x20000000;
			}
	}
		pr_debug("Bank%d: %08x @ %08x\n", i,
			memconf[i].size, memconf[i].base);
		add_memory_region(memconf[i].base, memconf[i].size, BOOT_MEM_RAM);
	}
}