/alps/bar_resolve

#include <linux/init.h>

#include <linux/module.h>

#include <linux/device.h>

#include <linux/types.h>

#include <linux/cdev.h>

#include <linux/fs.h>

#include <linux/slab.h>

#include <linux/sysfs.h>

#include <linux/pcidriver.h>

#include "mod.h"

#include "dev.h"

#include "debug.h"

static ssize_t test_request_show(struct device *dev, struct device_attribute *attr, char *buf) {

    test_dev_t *test = dev_get_drvdata(dev);

    return sprintf(buf, "%lx\n", test->addr);

}

static ssize_t test_request_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) {

    unsigned long ua;

    test_dev_t *test = dev_get_drvdata(dev);

    if (sscanf(buf, "%lx", &ua) != 1) {

	mod_info("Error processing request\n");

	return 0;

    }

    test->addr = pcidriver_resolve_bar(ua);

    return count;

}

static DEVICE_ATTR(test_request, 0664, test_request_show, test_request_store);

int test_sysfs_init(test_dev_t *dev) {

    int err;

    err = device_create_file(dev->dev, &dev_attr_test_request);

    return err;

}

void test_sysfs_free(test_dev_t *dev) {

    device_remove_file(dev->dev, &dev_attr_test_request);

}