1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Old U-boot compatibility for Ebony 4 * 5 * Author: David Gibson <david@gibson.dropbear.id.au> 6 * 7 * Copyright 2007 David Gibson, IBM Corporatio. 8 * Based on cuboot-83xx.c, which is: 9 * Copyright (c) 2007 Freescale Semiconductor, Inc. 10 */ 11 12 #include "ops.h" 13 #include "stdio.h" 14 #include "44x.h" 15 16 BSS_STACK(4096); 17 18 #define OPENBIOS_MAC_BASE 0xfffffe0c 19 #define OPENBIOS_MAC_OFFSET 0xc 20 platform_init(void)21void platform_init(void) 22 { 23 unsigned long end_of_ram = 0x8000000; 24 unsigned long avail_ram = end_of_ram - (unsigned long)_end; 25 26 simple_alloc_init(_end, avail_ram, 32, 64); 27 ebony_init((u8 *)OPENBIOS_MAC_BASE, 28 (u8 *)(OPENBIOS_MAC_BASE + OPENBIOS_MAC_OFFSET)); 29 } 30