203 static unsigned long __prombss alloc_bottom;  variable
1489 	unsigned long base = alloc_bottom;  in alloc_up()
1499 		base = ALIGN(alloc_bottom, align);  in alloc_up()
1501 		base = alloc_bottom;  in alloc_up()
1515 	alloc_bottom = addr + size;  in alloc_up()
1518 	prom_debug("  alloc_bottom : %lx\n", alloc_bottom);  in alloc_up()
1545 		if (addr <= alloc_bottom)  in alloc_down()
1563 	for (; base > alloc_bottom;  in alloc_down()
1577 	prom_debug("  alloc_bottom : %lx\n", alloc_bottom);  in alloc_down()
1715 	alloc_bottom = PAGE_ALIGN((unsigned long)&_end + 0x4000);  in prom_init_mem()
1726 		if (prom_memory_limit <= alloc_bottom) {  in prom_init_mem()
1760 	    prom_initrd_end > alloc_bottom)  in prom_init_mem()
1761 		alloc_bottom = PAGE_ALIGN(prom_initrd_end);  in prom_init_mem()
1766 	prom_printf("  alloc_bottom : %lx\n", alloc_bottom);  in prom_init_mem()
2486 			   alloc_bottom);  in make_room()
2487 		room = alloc_top - alloc_bottom;  in make_room()
2705 	room = alloc_top - alloc_bottom - 0x4000;  in flatten_device_tree()
2708 	prom_debug("starting device tree allocs at %lx\n", alloc_bottom);  in flatten_device_tree()