From 606d08bcd674073e0e505cb1eb4ff1516c3b498a Mon Sep 17 00:00:00 2001 From: Valentine Barshak Date: Wed, 29 Aug 2007 17:38:30 +0400 Subject: [POWERPC] PowerPC 440EPx: Sequoia bootwrapper Bootwrapper code for AMCC PPC440EPx Sequoia. Signed-off-by: Valentine Barshak Acked-by: David Gibson Signed-off-by: Josh Boyer --- arch/powerpc/boot/cuboot-sequoia.c | 56 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 arch/powerpc/boot/cuboot-sequoia.c (limited to 'arch/powerpc/boot/cuboot-sequoia.c') diff --git a/arch/powerpc/boot/cuboot-sequoia.c b/arch/powerpc/boot/cuboot-sequoia.c new file mode 100644 index 00000000000..ec635e0bd4e --- /dev/null +++ b/arch/powerpc/boot/cuboot-sequoia.c @@ -0,0 +1,56 @@ +/* + * Old U-boot compatibility for Sequoia + * + * Valentine Barshak + * Copyright 2007 MontaVista Software, Inc + * + * Based on Ebony code by David Gibson + * Copyright IBM Corporation, 2007 + * + * Based on Bamboo code by Josh Boyer + * Copyright IBM Corporation, 2007 + * + * 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 +#include +#include "types.h" +#include "elf.h" +#include "string.h" +#include "stdio.h" +#include "page.h" +#include "ops.h" +#include "dcr.h" +#include "4xx.h" +#include "44x.h" +#include "cuboot.h" + +#define TARGET_4xx +#define TARGET_44x +#include "ppcboot.h" + +static bd_t bd; + + +static void sequoia_fixups(void) +{ + unsigned long sysclk = 33333333; + + ibm440ep_fixup_clocks(sysclk, 11059200); + ibm4xx_fixup_ebc_ranges("/plb/opb/ebc"); + ibm4xx_denali_fixup_memsize(); + dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr); +} + +void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7) +{ + CUBOOT_INIT(); + platform_ops.fixups = sequoia_fixups; + platform_ops.exit = ibm44x_dbcr_reset; + ft_init(_dtb_start, 0, 32); + serial_console_init(); +} -- cgit v1.2.3