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- /*
- * Compaq Hot Plug Controller Driver
- *
- * Copyright (c) 1995,2001 Compaq Computer Corporation
- * Copyright (c) 2001,2003 Greg Kroah-Hartman (greg@kroah.com)
- * Copyright (c) 2001 IBM Corp.
- *
- * All rights reserved.
- *
- * 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, GOOD TITLE or
- * NON INFRINGEMENT. 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * Send feedback to <greg@kroah.com>
- *
- */
- #include <linux/config.h>
- #include <linux/module.h>
- #include <linux/kernel.h>
- #include <linux/types.h>
- #include <linux/proc_fs.h>
- #include <linux/workqueue.h>
- #include <linux/pci.h>
- #include "shpchp.h"
- /* A few routines that create sysfs entries for the hot plug controller */
- static ssize_t show_ctrl (struct device *dev, struct device_attribute *attr, char *buf)
- {
- struct pci_dev *pci_dev;
- struct controller *ctrl;
- char * out = buf;
- int index;
- struct pci_resource *res;
- pci_dev = container_of (dev, struct pci_dev, dev);
- ctrl = pci_get_drvdata(pci_dev);
- out += sprintf(buf, "Free resources: memory\n");
- index = 11;
- res = ctrl->mem_head;
- while (res && index--) {
- out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
- res = res->next;
- }
- out += sprintf(out, "Free resources: prefetchable memory\n");
- index = 11;
- res = ctrl->p_mem_head;
- while (res && index--) {
- out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
- res = res->next;
- }
- out += sprintf(out, "Free resources: IO\n");
- index = 11;
- res = ctrl->io_head;
- while (res && index--) {
- out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
- res = res->next;
- }
- out += sprintf(out, "Free resources: bus numbers\n");
- index = 11;
- res = ctrl->bus_head;
- while (res && index--) {
- out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
- res = res->next;
- }
- return out - buf;
- }
- static DEVICE_ATTR (ctrl, S_IRUGO, show_ctrl, NULL);
- static ssize_t show_dev (struct device *dev, struct device_attribute *attr, char *buf)
- {
- struct pci_dev *pci_dev;
- struct controller *ctrl;
- char * out = buf;
- int index;
- struct pci_resource *res;
- struct pci_func *new_slot;
- struct slot *slot;
- pci_dev = container_of (dev, struct pci_dev, dev);
- ctrl = pci_get_drvdata(pci_dev);
- slot=ctrl->slot;
- while (slot) {
- new_slot = shpchp_slot_find(slot->bus, slot->device, 0);
- if (!new_slot)
- break;
- out += sprintf(out, "assigned resources: memory\n");
- index = 11;
- res = new_slot->mem_head;
- while (res && index--) {
- out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
- res = res->next;
- }
- out += sprintf(out, "assigned resources: prefetchable memory\n");
- index = 11;
- res = new_slot->p_mem_head;
- while (res && index--) {
- out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
- res = res->next;
- }
- out += sprintf(out, "assigned resources: IO\n");
- index = 11;
- res = new_slot->io_head;
- while (res && index--) {
- out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
- res = res->next;
- }
- out += sprintf(out, "assigned resources: bus numbers\n");
- index = 11;
- res = new_slot->bus_head;
- while (res && index--) {
- out += sprintf(out, "start = %8.8x, length = %8.8x\n", res->base, res->length);
- res = res->next;
- }
- slot=slot->next;
- }
- return out - buf;
- }
- static DEVICE_ATTR (dev, S_IRUGO, show_dev, NULL);
- void shpchp_create_ctrl_files (struct controller *ctrl)
- {
- device_create_file (&ctrl->pci_dev->dev, &dev_attr_ctrl);
- device_create_file (&ctrl->pci_dev->dev, &dev_attr_dev);
- }
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