Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * Old U-boot compatibility for Ebony
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  * Author: David Gibson <david@gibson.dropbear.id.au>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  * Copyright 2007 David Gibson, IBM Corporatio.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8)  *   Based on cuboot-83xx.c, which is:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9)  * Copyright (c) 2007 Freescale Semiconductor, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include "ops.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include "stdio.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include "44x.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) BSS_STACK(4096);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define OPENBIOS_MAC_BASE	0xfffffe0c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define OPENBIOS_MAC_OFFSET	0xc
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) void platform_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	unsigned long end_of_ram = 0x8000000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 	unsigned long avail_ram = end_of_ram - (unsigned long)_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 	simple_alloc_init(_end, avail_ram, 32, 64);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 	ebony_init((u8 *)OPENBIOS_MAC_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 		   (u8 *)(OPENBIOS_MAC_BASE + OPENBIOS_MAC_OFFSET));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) }