From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- arch/powerpc/boot/treeboot-bamboo.c | 43 +++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 arch/powerpc/boot/treeboot-bamboo.c (limited to 'arch/powerpc/boot/treeboot-bamboo.c') diff --git a/arch/powerpc/boot/treeboot-bamboo.c b/arch/powerpc/boot/treeboot-bamboo.c new file mode 100644 index 000000000..9eee48fc7 --- /dev/null +++ b/arch/powerpc/boot/treeboot-bamboo.c @@ -0,0 +1,43 @@ +/* + * Copyright IBM Corporation, 2007 + * Josh Boyer + * + * Based on ebony wrapper: + * Copyright 2007 David Gibson, IBM Corporation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; version 2 of the License + */ +#include "ops.h" +#include "stdio.h" +#include "44x.h" +#include "stdlib.h" + +BSS_STACK(4096); + +#define PIBS_MAC0 0xfffc0400 +#define PIBS_MAC1 0xfffc0500 +char pibs_mac0[6]; +char pibs_mac1[6]; + +static void read_pibs_mac(void) +{ + unsigned long long mac64; + + mac64 = strtoull((char *)PIBS_MAC0, 0, 16); + memcpy(&pibs_mac0, (char *)&mac64+2, 6); + + mac64 = strtoull((char *)PIBS_MAC1, 0, 16); + memcpy(&pibs_mac1, (char *)&mac64+2, 6); +} + +void platform_init(void) +{ + unsigned long end_of_ram = 0x8000000; + unsigned long avail_ram = end_of_ram - (unsigned long)_end; + + simple_alloc_init(_end, avail_ram, 32, 64); + read_pibs_mac(); + bamboo_init((u8 *)&pibs_mac0, (u8 *)&pibs_mac1); +} -- cgit v1.2.3