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Diffstat (limited to 'arch/powerpc/kernel/rtas_fw.c')
-rw-r--r--arch/powerpc/kernel/rtas_fw.c136
1 files changed, 0 insertions, 136 deletions
diff --git a/arch/powerpc/kernel/rtas_fw.c b/arch/powerpc/kernel/rtas_fw.c
deleted file mode 100644
index 448922e8af1b..000000000000
--- a/arch/powerpc/kernel/rtas_fw.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- *
- * Procedures for firmware flash updates.
- *
- * Peter Bergner, IBM March 2001.
- * Copyright (C) 2001 IBM.
- *
- * 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 <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/spinlock.h>
-#include <linux/module.h>
-#include <linux/init.h>
-
-#include <asm/prom.h>
-#include <asm/rtas.h>
-#include <asm/semaphore.h>
-#include <asm/machdep.h>
-#include <asm/page.h>
-#include <asm/param.h>
-#include <asm/system.h>
-#include <asm/abs_addr.h>
-#include <asm/udbg.h>
-#include <asm/delay.h>
-#include <asm/uaccess.h>
-#include <asm/systemcfg.h>
-
-struct flash_block_list_header rtas_firmware_flash_list = {0, NULL};
-
-#define FLASH_BLOCK_LIST_VERSION (1UL)
-
-static void rtas_flash_firmware(void)
-{
- unsigned long image_size;
- struct flash_block_list *f, *next, *flist;
- unsigned long rtas_block_list;
- int i, status, update_token;
-
- update_token = rtas_token("ibm,update-flash-64-and-reboot");
- if (update_token == RTAS_UNKNOWN_SERVICE) {
- printk(KERN_ALERT "FLASH: ibm,update-flash-64-and-reboot is not available -- not a service partition?\n");
- printk(KERN_ALERT "FLASH: firmware will not be flashed\n");
- return;
- }
-
- /* NOTE: the "first" block list is a global var with no data
- * blocks in the kernel data segment. We do this because
- * we want to ensure this block_list addr is under 4GB.
- */
- rtas_firmware_flash_list.num_blocks = 0;
- flist = (struct flash_block_list *)&rtas_firmware_flash_list;
- rtas_block_list = virt_to_abs(flist);
- if (rtas_block_list >= 4UL*1024*1024*1024) {
- printk(KERN_ALERT "FLASH: kernel bug...flash list header addr above 4GB\n");
- return;
- }
-
- printk(KERN_ALERT "FLASH: preparing saved firmware image for flash\n");
- /* Update the block_list in place. */
- image_size = 0;
- for (f = flist; f; f = next) {
- /* Translate data addrs to absolute */
- for (i = 0; i < f->num_blocks; i++) {
- f->blocks[i].data = (char *)virt_to_abs(f->blocks[i].data);
- image_size += f->blocks[i].length;
- }
- next = f->next;
- /* Don't translate NULL pointer for last entry */
- if (f->next)
- f->next = (struct flash_block_list *)virt_to_abs(f->next);
- else
- f->next = NULL;
- /* make num_blocks into the version/length field */
- f->num_blocks = (FLASH_BLOCK_LIST_VERSION << 56) | ((f->num_blocks+1)*16);
- }
-
- printk(KERN_ALERT "FLASH: flash image is %ld bytes\n", image_size);
- printk(KERN_ALERT "FLASH: performing flash and reboot\n");
- rtas_progress("Flashing \n", 0x0);
- rtas_progress("Please Wait... ", 0x0);
- printk(KERN_ALERT "FLASH: this will take several minutes. Do not power off!\n");
- status = rtas_call(update_token, 1, 1, NULL, rtas_block_list);
- switch (status) { /* should only get "bad" status */
- case 0:
- printk(KERN_ALERT "FLASH: success\n");
- break;
- case -1:
- printk(KERN_ALERT "FLASH: hardware error. Firmware may not be not flashed\n");
- break;
- case -3:
- printk(KERN_ALERT "FLASH: image is corrupt or not correct for this platform. Firmware not flashed\n");
- break;
- case -4:
- printk(KERN_ALERT "FLASH: flash failed when partially complete. System may not reboot\n");
- break;
- default:
- printk(KERN_ALERT "FLASH: unknown flash return code %d\n", status);
- break;
- }
-}
-
-void rtas_flash_bypass_warning(void)
-{
- printk(KERN_ALERT "FLASH: firmware flash requires a reboot\n");
- printk(KERN_ALERT "FLASH: the firmware image will NOT be flashed\n");
-}
-
-
-void rtas_fw_restart(char *cmd)
-{
- if (rtas_firmware_flash_list.next)
- rtas_flash_firmware();
- rtas_restart(cmd);
-}
-
-void rtas_fw_power_off(void)
-{
- if (rtas_firmware_flash_list.next)
- rtas_flash_bypass_warning();
- rtas_power_off();
-}
-
-void rtas_fw_halt(void)
-{
- if (rtas_firmware_flash_list.next)
- rtas_flash_bypass_warning();
- rtas_halt();
-}
-
-EXPORT_SYMBOL(rtas_firmware_flash_list);