1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright 2007 IBM Corporation 4 * 5 * Stephen Winiecki <stevewin@us.ibm.com> 6 * Josh Boyer <jwboyer@linux.vnet.ibm.com> 7 * 8 * Based on earlier code: 9 * Copyright (C) Paul Mackerras 1997. 10 */ 11 #include <stdarg.h> 12 #include <stddef.h> 13 #include "types.h" 14 #include "elf.h" 15 #include "string.h" 16 #include "stdio.h" 17 #include "page.h" 18 #include "ops.h" 19 #include "io.h" 20 21 BSS_STACK(4096); 22 platform_init(unsigned long r3,unsigned long r4,unsigned long r5)23void platform_init(unsigned long r3, unsigned long r4, unsigned long r5) 24 { 25 u32 heapsize = 0x8000000 - (u32)_end; /* 128M */ 26 27 simple_alloc_init(_end, heapsize, 32, 64); 28 fdt_init(_dtb_start); 29 serial_console_init(); 30 } 31