diff options
Diffstat (limited to 'qemu/roms/openbios/utils/devbios/bios_core.c')
| -rw-r--r-- | qemu/roms/openbios/utils/devbios/bios_core.c | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/qemu/roms/openbios/utils/devbios/bios_core.c b/qemu/roms/openbios/utils/devbios/bios_core.c deleted file mode 100644 index d165cdb3e..000000000 --- a/qemu/roms/openbios/utils/devbios/bios_core.c +++ /dev/null @@ -1,198 +0,0 @@ -/* - * OpenBIOS - free your system! - * ( firmware/flash device driver for Linux ) - * - * bios_core.c - core skeleton - * - * This program is part of a free implementation of the IEEE 1275-1994 - * Standard for Boot (Initialization Configuration) Firmware. - * - * Copyright (C) 1998-2004 Stefan Reinauer, <stepan@openbios.org> - * - * 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. - * - * 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, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA - * - */ - -#include <linux/config.h> -#include <linux/version.h> -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) -#ifdef MODULE -#ifdef MODVERSIONS -#include <linux/modversions.h> -#endif -#endif -#include <linux/module.h> -#endif -#include <linux/pci.h> -#include <linux/errno.h> -#include <linux/vmalloc.h> -#include <linux/init.h> - -#include <asm/io.h> - -#include "bios.h" -#include "pcisets.h" -#include "flashchips.h" -#include "programming.h" - -extern struct file_operations bios_fops; -int bios_proc_register(void); -int bios_proc_unregister(void); - -int write = 0; - -spinlock_t bios_lock = SPIN_LOCK_UNLOCKED; - -/* - * ****************************************** - * - * Cleanup - * - * ****************************************** - */ - -static void free_iomaps(void) -{ - unsigned long lastmapped=0; - unsigned int i; - - /* We remember the last mapped area to be sure that we only iounmap - * every mapped area once. If two flash devices are in the same - * area but do not occur sequentially during probing you have a - * seriously strange hardware - */ - for (i=0; i<flashcount; i++) { - if (lastmapped==flashdevices[i].mapped) - continue; - iounmap((void *)flashdevices[i].mapped); - lastmapped=flashdevices[i].mapped; - } -} - -/* - * ****************************************** - * - * Initialization - * - * ****************************************** - */ - -void probe_system(void) -{ -#ifdef __alpha__ - probe_alphafw(); -#endif - /* This function checks all flash media attached to - * PCI devices in the system. This means NON-PCI systems - * don't work. This causes machine checks on my LX164 test - * machine, so leave it away until it's fixed. This is - * needed for Ruffians, so we check the machine type - * in probe_alphafw() and call probe_pcibus from there. - * This could use some cleanup - */ -#ifndef __alpha__ - probe_pcibus(); -#endif -} - -static __init int bios_init(void) -{ - printk(KERN_INFO "BIOS driver v" BIOS_VERSION " (writing %s) for " - UTS_RELEASE "\n", write?"enabled":"disabled"); - -#if !defined(UTC_BIOS) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) - if (!pci_present()) { - printk(KERN_WARNING "BIOS: No PCI system."); - return -EBUSY; - } -#endif - - /* Probe for flash devices */ - probe_system(); - - if (flashcount==0) { - printk(KERN_WARNING "BIOS: No flash devices found.\n"); - return -EBUSY; - } - - if (register_chrdev(BIOS_MAJOR, "bios", &bios_fops) == -EBUSY) { - printk(KERN_WARNING "BIOS: Could not register bios device.\n"); - free_iomaps(); - return -EBUSY; - } - -#ifdef CONFIG_PROC_FS - bios_proc_register(); -#endif - return 0; -} - -/* - * ****************************************** - * - * module handling - * - * ****************************************** - */ - -#ifdef MODULE -MODULE_PARM(write,"i"); -MODULE_AUTHOR("Stefan Reinauer <stepan@openbios.org>"); -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,4,10) -MODULE_LICENSE("GPL"); -#endif - -static __exit void cleanup_bios_module (void) -{ -#ifdef CONFIG_PROC_FS - bios_proc_unregister(); -#endif - free_iomaps(); - - unregister_chrdev(BIOS_MAJOR, "bios"); - printk(KERN_INFO "BIOS driver removed.\n"); -} - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) -int init_module(void) -{ - return bios_init(); -} - -void cleanup_module(void) -{ - cleanup_bios_module(); -} -#endif - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,74) -module_init(bios_init); -module_exit(cleanup_bios_module); -#endif - -void inc_mod(void) -{ -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) - MOD_INC_USE_COUNT; -#endif -} - -void dec_mod(void) -{ -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) - MOD_DEC_USE_COUNT; -#endif -} - -#endif |