Esempi in C++ (Cpp) per scb2_fixup_mtd

Esempio n. 1

File: scb2_flash.c Progetto: JBTech/ralink_rt5350

static int __devinit
scb2_flash_probe(struct pci_dev *dev, const struct pci_device_id *ent)
{
	u8 reg;

	/* enable decoding of the flash region in the south bridge */
	pci_read_config_byte(dev, CSB5_FCR, &reg);
	pci_write_config_byte(dev, CSB5_FCR, reg | CSB5_FCR_DECODE_ALL);

	if (!request_mem_region(SCB2_ADDR, SCB2_WINDOW, scb2_map.name)) {
		/*
		 * The BIOS seems to mark the flash region as 'reserved'
		 * in the e820 map.  Warn and go about our business.
		 */
		printk(KERN_WARNING MODNAME
		    ": warning - can't reserve rom window, continuing\n");
		region_fail = 1;
	}

	/* remap the IO window (w/o caching) */
	scb2_ioaddr = ioremap_nocache(SCB2_ADDR, SCB2_WINDOW);
	if (!scb2_ioaddr) {
		printk(KERN_ERR MODNAME ": Failed to ioremap window!\n");
		if (!region_fail)
			release_mem_region(SCB2_ADDR, SCB2_WINDOW);
		return -ENOMEM;
	}

	scb2_map.map_priv_1 = (unsigned long)scb2_ioaddr;
	scb2_map.size = SCB2_WINDOW;

	/* try to find a chip */
	scb2_mtd = do_map_probe("cfi_probe", &scb2_map);

	if (!scb2_mtd) {
		printk(KERN_ERR MODNAME ": flash probe failed!\n");
		iounmap(scb2_ioaddr);
		if (!region_fail)
			release_mem_region(SCB2_ADDR, SCB2_WINDOW);
		return -ENODEV;
	}

	scb2_mtd->module = THIS_MODULE;
	if (scb2_fixup_mtd(scb2_mtd) < 0) {
		del_mtd_device(scb2_mtd);
		map_destroy(scb2_mtd);
		iounmap(scb2_ioaddr);
		if (!region_fail)
			release_mem_region(SCB2_ADDR, SCB2_WINDOW);
		return -ENODEV;
	}

	printk(KERN_NOTICE MODNAME ": chip size %x at offset %x\n",
	       scb2_mtd->size, SCB2_WINDOW - scb2_mtd->size);

	add_mtd_device(scb2_mtd);

	return 0;
}

Esempio n. 2

File: scb2_flash.c Progetto: romanbb/android_kernel_lge_d851

static int __devinit
scb2_flash_probe(struct pci_dev *dev, const struct pci_device_id *ent)
{
	u8 reg;

	/*                                                         */
	pci_read_config_byte(dev, CSB5_FCR, &reg);
	pci_write_config_byte(dev, CSB5_FCR, reg | CSB5_FCR_DECODE_ALL);

	if (!request_mem_region(SCB2_ADDR, SCB2_WINDOW, scb2_map.name)) {
		/*
                                                          
                                                      
   */
		printk(KERN_WARNING MODNAME
		    ": warning - can't reserve rom window, continuing\n");
		region_fail = 1;
	}

	/*                                   */
	scb2_ioaddr = ioremap_nocache(SCB2_ADDR, SCB2_WINDOW);
	if (!scb2_ioaddr) {
		printk(KERN_ERR MODNAME ": Failed to ioremap window!\n");
		if (!region_fail)
			release_mem_region(SCB2_ADDR, SCB2_WINDOW);
		return -ENOMEM;
	}

	scb2_map.phys = SCB2_ADDR;
	scb2_map.virt = scb2_ioaddr;
	scb2_map.size = SCB2_WINDOW;

	simple_map_init(&scb2_map);

	/*                    */
	scb2_mtd = do_map_probe("cfi_probe", &scb2_map);

	if (!scb2_mtd) {
		printk(KERN_ERR MODNAME ": flash probe failed!\n");
		iounmap(scb2_ioaddr);
		if (!region_fail)
			release_mem_region(SCB2_ADDR, SCB2_WINDOW);
		return -ENODEV;
	}

	scb2_mtd->owner = THIS_MODULE;
	if (scb2_fixup_mtd(scb2_mtd) < 0) {
		mtd_device_unregister(scb2_mtd);
		map_destroy(scb2_mtd);
		iounmap(scb2_ioaddr);
		if (!region_fail)
			release_mem_region(SCB2_ADDR, SCB2_WINDOW);
		return -ENODEV;
	}

	printk(KERN_NOTICE MODNAME ": chip size 0x%llx at offset 0x%llx\n",
	       (unsigned long long)scb2_mtd->size,
	       (unsigned long long)(SCB2_WINDOW - scb2_mtd->size));

	mtd_device_register(scb2_mtd, NULL, 0);

	return 0;
}

Esempio n. 3

File: scb2_flash.c Progetto: Epirex/Chrono_Kernel-1

static int __devinit
scb2_flash_probe(struct pci_dev *dev, const struct pci_device_id *ent)
{
	u8 reg;

	/* enable decoding of the flash region in the south bridge */
	pci_read_config_byte(dev, CSB5_FCR, &reg);
	pci_write_config_byte(dev, CSB5_FCR, reg | CSB5_FCR_DECODE_ALL);

	if (!request_mem_region(SCB2_ADDR, SCB2_WINDOW, scb2_map.name)) {
		/*
		 * The BIOS seems to mark the flash region as 'reserved'
		 * in the e820 map.  Warn and go about our business.
		 */
#ifdef CONFIG_DEBUG_PRINTK
		printk(KERN_WARNING MODNAME
		    ": warning - can't reserve rom window, continuing\n");
#else
		;
#endif
		region_fail = 1;
	}

	/* remap the IO window (w/o caching) */
	scb2_ioaddr = ioremap_nocache(SCB2_ADDR, SCB2_WINDOW);
	if (!scb2_ioaddr) {
		printk(KERN_ERR MODNAME ": Failed to ioremap window!\n");
		if (!region_fail)
			release_mem_region(SCB2_ADDR, SCB2_WINDOW);
		return -ENOMEM;
	}

	scb2_map.phys = SCB2_ADDR;
	scb2_map.virt = scb2_ioaddr;
	scb2_map.size = SCB2_WINDOW;

	simple_map_init(&scb2_map);

	/* try to find a chip */
	scb2_mtd = do_map_probe("cfi_probe", &scb2_map);

	if (!scb2_mtd) {
		printk(KERN_ERR MODNAME ": flash probe failed!\n");
		iounmap(scb2_ioaddr);
		if (!region_fail)
			release_mem_region(SCB2_ADDR, SCB2_WINDOW);
		return -ENODEV;
	}

	scb2_mtd->owner = THIS_MODULE;
	if (scb2_fixup_mtd(scb2_mtd) < 0) {
		mtd_device_unregister(scb2_mtd);
		map_destroy(scb2_mtd);
		iounmap(scb2_ioaddr);
		if (!region_fail)
			release_mem_region(SCB2_ADDR, SCB2_WINDOW);
		return -ENODEV;
	}

#ifdef CONFIG_DEBUG_PRINTK
	printk(KERN_NOTICE MODNAME ": chip size 0x%llx at offset 0x%llx\n",
	       (unsigned long long)scb2_mtd->size,
	       (unsigned long long)(SCB2_WINDOW - scb2_mtd->size));
#else
	;
#endif

	mtd_device_register(scb2_mtd, NULL, 0);

	return 0;
}