diff options
Diffstat (limited to 'arch/score/kernel/setup.c')
| -rw-r--r-- | arch/score/kernel/setup.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/arch/score/kernel/setup.c b/arch/score/kernel/setup.c deleted file mode 100644 index 627416bbd0b1..000000000000 --- a/arch/score/kernel/setup.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * arch/score/kernel/setup.c - * - * Score Processor version. - * - * Copyright (C) 2009 Sunplus Core Technology Co., Ltd. - * Chen Liqin <liqin.chen@sunplusct.com> - * Lennox Wu <lennox.wu@sunplusct.com> - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/bootmem.h> -#include <linux/initrd.h> -#include <linux/ioport.h> -#include <linux/memblock.h> -#include <linux/mm.h> -#include <linux/seq_file.h> -#include <linux/screen_info.h> - -#include <asm-generic/sections.h> -#include <asm/setup.h> - -struct screen_info screen_info; -unsigned long kernelsp; - -static char command_line[COMMAND_LINE_SIZE]; -static struct resource code_resource = { .name = "Kernel code",}; -static struct resource data_resource = { .name = "Kernel data",}; - -static void __init bootmem_init(void) -{ - unsigned long start_pfn, bootmap_size; - unsigned long size = initrd_end - initrd_start; - - start_pfn = PFN_UP(__pa(&_end)); - - min_low_pfn = PFN_UP(MEMORY_START); - max_low_pfn = PFN_UP(MEMORY_START + MEMORY_SIZE); - max_mapnr = max_low_pfn - min_low_pfn; - - /* Initialize the boot-time allocator with low memory only. */ - bootmap_size = init_bootmem_node(NODE_DATA(0), start_pfn, - min_low_pfn, max_low_pfn); - memblock_add_node(PFN_PHYS(min_low_pfn), - PFN_PHYS(max_low_pfn - min_low_pfn), 0); - - free_bootmem(PFN_PHYS(start_pfn), - (max_low_pfn - start_pfn) << PAGE_SHIFT); - memory_present(0, start_pfn, max_low_pfn); - - /* Reserve space for the bootmem bitmap. */ - reserve_bootmem(PFN_PHYS(start_pfn), bootmap_size, BOOTMEM_DEFAULT); - - if (size == 0) { - printk(KERN_INFO "Initrd not found or empty"); - goto disable; - } - - if (__pa(initrd_end) > PFN_PHYS(max_low_pfn)) { - printk(KERN_ERR "Initrd extends beyond end of memory"); - goto disable; - } - - /* Reserve space for the initrd bitmap. */ - reserve_bootmem(__pa(initrd_start), size, BOOTMEM_DEFAULT); - initrd_below_start_ok = 1; - - pr_info("Initial ramdisk at: 0x%lx (%lu bytes)\n", - initrd_start, size); - return; -disable: - printk(KERN_CONT " - disabling initrd\n"); - initrd_start = 0; - initrd_end = 0; -} - -static void __init resource_init(void) -{ - struct resource *res; - - code_resource.start = __pa(&_text); - code_resource.end = __pa(&_etext) - 1; - data_resource.start = __pa(&_etext); - data_resource.end = __pa(&_edata) - 1; - - res = alloc_bootmem(sizeof(struct resource)); - res->name = "System RAM"; - res->start = MEMORY_START; - res->end = MEMORY_START + MEMORY_SIZE - 1; - res->flags = IORESOURCE_SYSTEM_RAM | IORESOURCE_BUSY; - request_resource(&iomem_resource, res); - - request_resource(res, &code_resource); - request_resource(res, &data_resource); -} - -void __init setup_arch(char **cmdline_p) -{ - randomize_va_space = 0; - *cmdline_p = command_line; - - cpu_cache_init(); - tlb_init(); - bootmem_init(); - paging_init(); - resource_init(); -} - -static int show_cpuinfo(struct seq_file *m, void *v) -{ - unsigned long n = (unsigned long) v - 1; - - seq_printf(m, "processor\t\t: %ld\n\n", n); - return 0; -} - -static void *c_start(struct seq_file *m, loff_t *pos) -{ - unsigned long i = *pos; - - return i < 1 ? (void *) (i + 1) : NULL; -} - -static void *c_next(struct seq_file *m, void *v, loff_t *pos) -{ - ++*pos; - return c_start(m, pos); -} - -static void c_stop(struct seq_file *m, void *v) -{ -} - -const struct seq_operations cpuinfo_op = { - .start = c_start, - .next = c_next, - .stop = c_stop, - .show = show_cpuinfo, -}; - -static int __init topology_init(void) -{ - return 0; -} - -subsys_initcall(topology_init); |