diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/powerpc/boot/treeboot-currituck.c')
-rw-r--r-- | ANDROID_3.4.5/arch/powerpc/boot/treeboot-currituck.c | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/ANDROID_3.4.5/arch/powerpc/boot/treeboot-currituck.c b/ANDROID_3.4.5/arch/powerpc/boot/treeboot-currituck.c deleted file mode 100644 index 925ae43b..00000000 --- a/ANDROID_3.4.5/arch/powerpc/boot/treeboot-currituck.c +++ /dev/null @@ -1,119 +0,0 @@ -/* - * Copyright © 2011 Tony Breeds IBM Corporation - * - * Based on earlier code: - * Copyright (C) Paul Mackerras 1997. - * - * Matt Porter <mporter@kernel.crashing.org> - * Copyright 2002-2005 MontaVista Software Inc. - * - * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net> - * Copyright (c) 2003, 2004 Zultys Technologies - * - * Copyright 2007 David Gibson, IBM Corporation. - * Copyright 2010 Ben. Herrenschmidt, IBM Corporation. - * Copyright © 2011 David Kleikamp 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; either version - * 2 of the License, or (at your option) any later version. - */ -#include <stdarg.h> -#include <stddef.h> -#include "types.h" -#include "elf.h" -#include "string.h" -#include "stdio.h" -#include "page.h" -#include "ops.h" -#include "reg.h" -#include "io.h" -#include "dcr.h" -#include "4xx.h" -#include "44x.h" -#include "libfdt.h" - -BSS_STACK(4096); - -#define MAX_RANKS 0x4 -#define DDR3_MR0CF 0x80010011U - -static unsigned long long ibm_currituck_memsize; -static unsigned long long ibm_currituck_detect_memsize(void) -{ - u32 reg; - unsigned i; - unsigned long long memsize = 0; - - for(i = 0; i < MAX_RANKS; i++){ - reg = mfdcrx(DDR3_MR0CF + i); - - if (!(reg & 1)) - continue; - - reg &= 0x0000f000; - reg >>= 12; - memsize += (0x800000ULL << reg); - } - - return memsize; -} - -static void ibm_currituck_fixups(void) -{ - void *devp = finddevice("/"); - u32 dma_ranges[7]; - - dt_fixup_memory(0x0ULL, ibm_currituck_memsize); - - while ((devp = find_node_by_devtype(devp, "pci"))) { - if (getprop(devp, "dma-ranges", dma_ranges, sizeof(dma_ranges)) < 0) { - printf("%s: Failed to get dma-ranges\r\n", __func__); - continue; - } - - dma_ranges[5] = ibm_currituck_memsize >> 32; - dma_ranges[6] = ibm_currituck_memsize & 0xffffffffUL; - - setprop(devp, "dma-ranges", dma_ranges, sizeof(dma_ranges)); - } -} - -#define SPRN_PIR 0x11E /* Processor Indentification Register */ -void platform_init(void) -{ - unsigned long end_of_ram, avail_ram; - u32 pir_reg; - int node, size; - const u32 *timebase; - - ibm_currituck_memsize = ibm_currituck_detect_memsize(); - if (ibm_currituck_memsize >> 32) - end_of_ram = ~0UL; - else - end_of_ram = ibm_currituck_memsize; - avail_ram = end_of_ram - (unsigned long)_end; - - simple_alloc_init(_end, avail_ram, 128, 64); - platform_ops.fixups = ibm_currituck_fixups; - platform_ops.exit = ibm44x_dbcr_reset; - pir_reg = mfspr(SPRN_PIR); - - /* Make sure FDT blob is sane */ - if (fdt_check_header(_dtb_start) != 0) - fatal("Invalid device tree blob\n"); - - node = fdt_node_offset_by_prop_value(_dtb_start, -1, "device_type", - "cpu", sizeof("cpu")); - if (!node) - fatal("Cannot find cpu node\n"); - timebase = fdt_getprop(_dtb_start, node, "timebase-frequency", &size); - if (timebase && (size == 4)) - timebase_period_ns = 1000000000 / *timebase; - - fdt_set_boot_cpuid_phys(_dtb_start, pir_reg); - fdt_init(_dtb_start); - - serial_console_init(); -} |