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-rw-r--r--target/linux/ar7-2.6/files/drivers/char/ar7_gpio.c161
-rw-r--r--target/linux/ar7-2.6/files/drivers/char/watchdog/ar7_wdt.c345
-rw-r--r--target/linux/ar7-2.6/files/drivers/leds/leds-ar7.c132
-rw-r--r--target/linux/ar7-2.6/files/drivers/mtd/ar7part.c140
-rw-r--r--target/linux/ar7-2.6/files/drivers/net/cpmac.c1222
5 files changed, 0 insertions, 2000 deletions
diff --git a/target/linux/ar7-2.6/files/drivers/char/ar7_gpio.c b/target/linux/ar7-2.6/files/drivers/char/ar7_gpio.c
deleted file mode 100644
index a5245da35..000000000
--- a/target/linux/ar7-2.6/files/drivers/char/ar7_gpio.c
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
- * linux/drivers/char/ar7_gpio.c
- *
- * Copyright (C) 2007 OpenWrt.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; 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. 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/device.h>
-#include <linux/fs.h>
-#include <linux/module.h>
-#include <linux/errno.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <asm/uaccess.h>
-#include <asm/io.h>
-
-#include <linux/types.h>
-#include <linux/cdev.h>
-#include <gpio.h>
-
-#define DRVNAME "ar7_gpio"
-#define LONGNAME "TI AR7 GPIOs Driver"
-
-MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>");
-MODULE_DESCRIPTION(LONGNAME);
-MODULE_LICENSE("GPL");
-
-static int ar7_gpio_major = 0;
-
-static ssize_t ar7_gpio_write(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
-{
- int pin = iminor(file->f_dentry->d_inode);
- size_t i;
-
- for (i = 0; i < len; ++i) {
- char c;
- if (get_user(c, buf + i))
- return -EFAULT;
- switch (c) {
- case '0':
- gpio_set_value(pin, 0);
- break;
- case '1':
- gpio_set_value(pin, 1);
- break;
- case 'd':
- case 'D':
- ar7_gpio_disable(pin);
- break;
- case 'e':
- case 'E':
- ar7_gpio_enable(pin);
- break;
- case 'i':
- case 'I':
- case '<':
- gpio_direction_input(pin);
- break;
- case 'o':
- case 'O':
- case '>':
- gpio_direction_output(pin);
- break;
- default:
- return -EINVAL;
- }
- }
-
- return len;
-}
-
-static ssize_t ar7_gpio_read(struct file *file, char __user * buf,
- size_t len, loff_t * ppos)
-{
- int pin = iminor(file->f_dentry->d_inode);
- int value;
-
- value = gpio_get_value(pin);
- if (put_user(value ? '1' : '0', buf))
- return -EFAULT;
-
- return 1;
-}
-
-static int ar7_gpio_open(struct inode *inode, struct file *file)
-{
- int m = iminor(inode);
-
- if (m >= AR7_GPIO_MAX)
- return -EINVAL;
-
- return nonseekable_open(inode, file);
-}
-
-static int ar7_gpio_release(struct inode *inode, struct file *file)
-{
- return 0;
-}
-
-static const struct file_operations ar7_gpio_fops = {
- .owner = THIS_MODULE,
- .write = ar7_gpio_write,
- .read = ar7_gpio_read,
- .open = ar7_gpio_open,
- .release = ar7_gpio_release,
- .llseek = no_llseek,
-};
-
-static struct platform_device *ar7_gpio_device;
-
-static int __init ar7_gpio_init(void)
-{
- int rc;
-
- ar7_gpio_device = platform_device_alloc(DRVNAME, -1);
- if (!ar7_gpio_device)
- return -ENOMEM;
-
- rc = platform_device_add(ar7_gpio_device);
- if (rc < 0)
- goto out_put;
-
- rc = register_chrdev(ar7_gpio_major, DRVNAME, &ar7_gpio_fops);
- if (rc < 0)
- goto out_put;
-
- ar7_gpio_major = rc;
-
- rc = 0;
-
- goto out;
-
-out_put:
- platform_device_put(ar7_gpio_device);
-out:
- return rc;
-}
-
-static void __exit ar7_gpio_exit(void)
-{
- unregister_chrdev(ar7_gpio_major, DRVNAME);
- platform_device_unregister(ar7_gpio_device);
-}
-
-module_init(ar7_gpio_init);
-module_exit(ar7_gpio_exit);
diff --git a/target/linux/ar7-2.6/files/drivers/char/watchdog/ar7_wdt.c b/target/linux/ar7-2.6/files/drivers/char/watchdog/ar7_wdt.c
deleted file mode 100644
index 50dfb5ef3..000000000
--- a/target/linux/ar7-2.6/files/drivers/char/watchdog/ar7_wdt.c
+++ /dev/null
@@ -1,345 +0,0 @@
-/*
- * linux/drivers/char/ar7_wdt.c
- *
- * Copyright (C) 2007 OpenWrt.org
- * Copyright (c) 2005 Enrik Berkhan <Enrik.Berkhan@akk.org>
- *
- * Some code taken from:
- * National Semiconductor SCx200 Watchdog support
- * Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com>
- *
- * 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. 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/module.h>
-#include <linux/moduleparam.h>
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/miscdevice.h>
-#include <linux/watchdog.h>
-#include <linux/notifier.h>
-#include <linux/reboot.h>
-#include <linux/fs.h>
-#include <linux/ioport.h>
-
-#include <asm/addrspace.h>
-#include <asm/io.h>
-#include <asm/uaccess.h>
-
-#include <asm/ar7/ar7.h>
-
-#define DRVNAME "ar7_wdt"
-#define LONGNAME "TI AR7 Watchdog Timer"
-
-MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>");
-MODULE_DESCRIPTION(LONGNAME);
-MODULE_LICENSE("GPL");
-MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
-
-static int margin = 60;
-module_param(margin, int, 0);
-MODULE_PARM_DESC(margin, "Watchdog margin in seconds");
-
-static int nowayout = WATCHDOG_NOWAYOUT;
-module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Disable watchdog shutdown on close");
-
-typedef struct {
- u32 kick_lock;
- u32 kick;
- u32 change_lock;
- u32 change ;
- u32 disable_lock;
- u32 disable;
- u32 prescale_lock;
- u32 prescale;
-} ar7_wdt_t;
-
-static struct semaphore open_semaphore;
-static unsigned expect_close;
-
-/* XXX currently fixed, allows max margin ~68.72 secs */
-#define prescale_value 0xFFFF
-
-// Offset of the WDT registers
-static unsigned long ar7_regs_wdt;
-// Pointer to the remapped WDT IO space
-static ar7_wdt_t *ar7_wdt;
-static void ar7_wdt_get_regs(void)
-{
- u16 chip_id = ar7_chip_id();
- switch (chip_id)
- {
- case AR7_CHIP_7100:
- case AR7_CHIP_7200:
- ar7_regs_wdt = AR7_REGS_WDT;
- break;
- default:
- ar7_regs_wdt = UR8_REGS_WDT;
- break;
- }
-}
-
-static void ar7_wdt_kick(u32 value)
-{
- ar7_wdt->kick_lock = 0x5555;
- if ((ar7_wdt->kick_lock & 3) == 1) {
- ar7_wdt->kick_lock = 0xAAAA;
- if ((ar7_wdt->kick_lock & 3) == 3) {
- ar7_wdt->kick = value;
- return;
- }
- }
- printk(KERN_ERR DRVNAME ": failed to unlock WDT kick reg\n");
-}
-
-static void ar7_wdt_prescale(u32 value)
-{
- ar7_wdt->prescale_lock = 0x5A5A;
- if ((ar7_wdt->prescale_lock & 3) == 1) {
- ar7_wdt->prescale_lock = 0xA5A5;
- if ((ar7_wdt->prescale_lock & 3) == 3) {
- ar7_wdt->prescale = value;
- return;
- }
- }
- printk(KERN_ERR DRVNAME ": failed to unlock WDT prescale reg\n");
-}
-
-static void ar7_wdt_change(u32 value)
-{
- ar7_wdt->change_lock = 0x6666;
- if ((ar7_wdt->change_lock & 3) == 1) {
- ar7_wdt->change_lock = 0xBBBB;
- if ((ar7_wdt->change_lock & 3) == 3) {
- ar7_wdt->change = value;
- return;
- }
- }
- printk(KERN_ERR DRVNAME ": failed to unlock WDT change reg\n");
-}
-
-static void ar7_wdt_disable(u32 value)
-{
- ar7_wdt->disable_lock = 0x7777;
- if ((ar7_wdt->disable_lock & 3) == 1) {
- ar7_wdt->disable_lock = 0xCCCC;
- if ((ar7_wdt->disable_lock & 3) == 2) {
- ar7_wdt->disable_lock = 0xDDDD;
- if ((ar7_wdt->disable_lock & 3) == 3) {
- ar7_wdt->disable = value;
- return;
- }
- }
- }
- printk(KERN_ERR DRVNAME ": failed to unlock WDT disable reg\n");
-}
-
-static void ar7_wdt_update_margin(int new_margin)
-{
- u32 change;
-
- change = new_margin * (ar7_vbus_freq() / prescale_value);
- if (change < 1) change = 1;
- if (change > 0xFFFF) change = 0xFFFF;
- ar7_wdt_change(change);
- margin = change * prescale_value / ar7_vbus_freq();
- printk(KERN_INFO DRVNAME
- ": timer margin %d seconds (prescale %d, change %d, freq %d)\n",
- margin, prescale_value, change, ar7_vbus_freq());
-}
-
-static void ar7_wdt_enable_wdt(void)
-{
- printk(KERN_DEBUG DRVNAME ": enabling watchdog timer\n");
- ar7_wdt_disable(1);
- ar7_wdt_kick(1);
-}
-
-static void ar7_wdt_disable_wdt(void)
-{
- printk(KERN_DEBUG DRVNAME ": disabling watchdog timer\n");
- ar7_wdt_disable(0);
-}
-
-static int ar7_wdt_open(struct inode *inode, struct file *file)
-{
- /* only allow one at a time */
- if (down_trylock(&open_semaphore))
- return -EBUSY;
- ar7_wdt_enable_wdt();
- expect_close = 0;
-
- return 0;
-}
-
-static int ar7_wdt_release(struct inode *inode, struct file *file)
-{
- if (!expect_close) {
- printk(KERN_WARNING DRVNAME ": watchdog device closed unexpectedly, will not disable the watchdog timer\n");
- } else if (!nowayout) {
- ar7_wdt_disable_wdt();
- }
- up(&open_semaphore);
-
- return 0;
-}
-
-static int ar7_wdt_notify_sys(struct notifier_block *this,
- unsigned long code, void *unused)
-{
- if (code == SYS_HALT || code == SYS_POWER_OFF)
- if (!nowayout)
- ar7_wdt_disable_wdt();
-
- return NOTIFY_DONE;
-}
-
-static struct notifier_block ar7_wdt_notifier =
-{
- .notifier_call = ar7_wdt_notify_sys
-};
-
-static ssize_t ar7_wdt_write(struct file *file, const char *data,
- size_t len, loff_t *ppos)
-{
- if (ppos != &file->f_pos)
- return -ESPIPE;
-
- /* check for a magic close character */
- if (len) {
- size_t i;
-
- ar7_wdt_kick(1);
-
- expect_close = 0;
- for (i = 0; i < len; ++i) {
- char c;
- if (get_user(c, data+i))
- return -EFAULT;
- if (c == 'V')
- expect_close = 1;
- }
-
- }
- return len;
-}
-
-static int ar7_wdt_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
-{
- static struct watchdog_info ident = {
- .identity = LONGNAME,
- .firmware_version = 1,
- .options = (WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING),
- };
- int new_margin;
-
- switch (cmd) {
- default:
- return -ENOTTY;
- case WDIOC_GETSUPPORT:
- if(copy_to_user((struct watchdog_info *)arg, &ident,
- sizeof(ident)))
- return -EFAULT;
- return 0;
- case WDIOC_GETSTATUS:
- case WDIOC_GETBOOTSTATUS:
- if (put_user(0, (int *)arg))
- return -EFAULT;
- return 0;
- case WDIOC_KEEPALIVE:
- ar7_wdt_kick(1);
- return 0;
- case WDIOC_SETTIMEOUT:
- if (get_user(new_margin, (int *)arg))
- return -EFAULT;
- if (new_margin < 1)
- return -EINVAL;
-
- ar7_wdt_update_margin(new_margin);
- ar7_wdt_kick(1);
-
- case WDIOC_GETTIMEOUT:
- if (put_user(margin, (int *)arg))
- return -EFAULT;
- return 0;
- }
-}
-
-static struct file_operations ar7_wdt_fops = {
- .owner = THIS_MODULE,
- .write = ar7_wdt_write,
- .ioctl = ar7_wdt_ioctl,
- .open = ar7_wdt_open,
- .release = ar7_wdt_release,
-};
-
-static struct miscdevice ar7_wdt_miscdev = {
- .minor = WATCHDOG_MINOR,
- .name = "watchdog",
- .fops = &ar7_wdt_fops,
-};
-
-static int __init ar7_wdt_init(void)
-{
- int rc;
-
- ar7_wdt_get_regs();
-
- if (!request_mem_region(ar7_regs_wdt, sizeof(ar7_wdt_t), LONGNAME)) {
- printk(KERN_WARNING DRVNAME ": watchdog I/O region busy\n");
- return -EBUSY;
- }
-
- ar7_wdt = (ar7_wdt_t *)ioremap(ar7_regs_wdt, sizeof(ar7_wdt_t));
-
- ar7_wdt_disable_wdt();
- ar7_wdt_prescale(prescale_value);
- ar7_wdt_update_margin(margin);
-
- sema_init(&open_semaphore, 1);
-
- rc = misc_register(&ar7_wdt_miscdev);
- if (rc) {
- printk(KERN_ERR DRVNAME ": unable to register misc device\n");
- goto out_alloc;
- }
-
- rc = register_reboot_notifier(&ar7_wdt_notifier);
- if (rc) {
- printk(KERN_ERR DRVNAME ": unable to register reboot notifier\n");
- goto out_register;
- }
- goto out;
-
-out_register:
- misc_deregister(&ar7_wdt_miscdev);
-out_alloc:
- release_mem_region(ar7_regs_wdt, sizeof(ar7_wdt_t));
-out:
- return rc;
-}
-
-static void __exit ar7_wdt_cleanup(void)
-{
- unregister_reboot_notifier(&ar7_wdt_notifier);
- misc_deregister(&ar7_wdt_miscdev);
- iounmap(ar7_wdt);
- release_mem_region(ar7_regs_wdt, sizeof(ar7_wdt_t));
-}
-
-module_init(ar7_wdt_init);
-module_exit(ar7_wdt_cleanup);
diff --git a/target/linux/ar7-2.6/files/drivers/leds/leds-ar7.c b/target/linux/ar7-2.6/files/drivers/leds/leds-ar7.c
deleted file mode 100644
index 85533dee1..000000000
--- a/target/linux/ar7-2.6/files/drivers/leds/leds-ar7.c
+++ /dev/null
@@ -1,132 +0,0 @@
-/*
- * linux/drivers/leds/leds-ar7.c
- *
- * Copyright (C) 2007 OpenWrt.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; 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. 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/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/leds.h>
-#include <linux/err.h>
-#include <asm/io.h>
-#include <gpio.h>
-
-#define DRVNAME "ar7-leds"
-#define LONGNAME "TI AR7 LEDs driver"
-#define AR7_GPIO_BIT_STATUS_LED 8
-
-MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>");
-MODULE_DESCRIPTION(LONGNAME);
-MODULE_LICENSE("GPL");
-
-static void ar7_status_led_set(struct led_classdev *pled,
- enum led_brightness value)
-{
- gpio_set_value(AR7_GPIO_BIT_STATUS_LED, value ? 0 : 1);
-}
-
-static struct led_classdev ar7_status_led = {
- .name = "ar7:status",
- .brightness_set = ar7_status_led_set,
-};
-
-#ifdef CONFIG_PM
-static int ar7_leds_suspend(struct platform_device *dev,
- pm_message_t state)
-{
- led_classdev_suspend(&ar7_status_led);
- return 0;
-}
-
-static int ar7_leds_resume(struct platform_device *dev)
-{
- led_classdev_resume(&ar7_status_led);
- return 0;
-}
-#else /* CONFIG_PM */
-#define ar7_leds_suspend NULL
-#define ar7_leds_resume NULL
-#endif /* CONFIG_PM */
-
-static int ar7_leds_probe(struct platform_device *pdev)
-{
- int rc;
-
- rc = led_classdev_register(&pdev->dev, &ar7_status_led);
- if (rc < 0 )
- goto out;
-
- ar7_gpio_enable(AR7_GPIO_BIT_STATUS_LED);
- gpio_direction_output(AR7_GPIO_BIT_STATUS_LED);
-
-out:
- return rc;
-}
-
-static int ar7_leds_remove(struct platform_device *pdev)
-{
- led_classdev_unregister(&ar7_status_led);
-
- return 0;
-}
-
-static struct platform_device *ar7_leds_device;
-
-static struct platform_driver ar7_leds_driver = {
- .probe = ar7_leds_probe,
- .remove = ar7_leds_remove,
- .suspend = ar7_leds_suspend,
- .resume = ar7_leds_resume,
- .driver = {
- .name = DRVNAME,
- },
-};
-
-static int __init ar7_leds_init(void)
-{
- int rc;
-
- ar7_leds_device = platform_device_alloc(DRVNAME, -1);
- if (!ar7_leds_device)
- return -ENOMEM;
-
- rc = platform_device_add(ar7_leds_device);
- if (rc < 0)
- goto out_put;
-
- rc = platform_driver_register(&ar7_leds_driver);
- if (rc < 0)
- goto out_put;
-
- goto out;
-
-out_put:
- platform_device_put(ar7_leds_device);
-out:
- return rc;
-}
-
-static void __exit ar7_leds_exit(void)
-{
- platform_driver_unregister(&ar7_leds_driver);
- platform_device_unregister(ar7_leds_device);
-}
-
-module_init(ar7_leds_init);
-module_exit(ar7_leds_exit);
diff --git a/target/linux/ar7-2.6/files/drivers/mtd/ar7part.c b/target/linux/ar7-2.6/files/drivers/mtd/ar7part.c
deleted file mode 100644
index 587bb31bb..000000000
--- a/target/linux/ar7-2.6/files/drivers/mtd/ar7part.c
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * $Id$
- *
- * Copyright (C) 2007 OpenWrt.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; 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. 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
- *
- * TI AR7 flash partition table.
- * Based on ar7 map by Felix Fietkau.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/slab.h>
-
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/bootmem.h>
-#include <linux/squashfs_fs.h>
-
-struct ar7_bin_rec {
- unsigned int checksum;
- unsigned int length;
- unsigned int address;
-};
-
-static struct mtd_partition ar7_parts[5];
-
-static int create_mtd_partitions(struct mtd_info *master,
- struct mtd_partition **pparts,
- unsigned long origin)
-{
- struct ar7_bin_rec header;
- unsigned int offset, len;
- unsigned int pre_size = master->erasesize, post_size = 0,
- root_offset = 0xe0000;
- int retries = 10;
-
- printk("Parsing AR7 partition map...\n");
-
- ar7_parts[0].name = "loader";
- ar7_parts[0].offset = 0;
- ar7_parts[0].size = master->erasesize;
- ar7_parts[0].mask_flags = MTD_WRITEABLE;
-
- ar7_parts[1].name = "config";
- ar7_parts[1].offset = 0;
- ar7_parts[1].size = master->erasesize;
- ar7_parts[1].mask_flags = 0;
-
- do {
- offset = pre_size;
- master->read(master, offset, sizeof(header), &len, (u_char *)&header);
- if (!strncmp((char *)&header, "TIENV0.8", 8))
- ar7_parts[1].offset = pre_size;
- if (header.checksum == 0xfeedfa42)
- break;
- if (header.checksum == 0xfeed1281)
- break;
- pre_size += master->erasesize;
- } while (retries--);
-
- pre_size = offset;
-
- if (!ar7_parts[1].offset) {
- ar7_parts[1].offset = master->size - master->erasesize;
- post_size = master->erasesize;
- }
-
- switch (header.checksum) {
- case 0xfeedfa42:
- while (header.length) {
- offset += sizeof(header) + header.length;
- master->read(master, offset, sizeof(header),
- &len, (u_char *)&header);
- }
- root_offset = offset + sizeof(header) + 4;
- break;
- case 0xfeed1281:
- while (header.length) {
- offset += sizeof(header) + header.length;
- master->read(master, offset, sizeof(header),
- &len, (u_char *)&header);
- }
- root_offset = offset + sizeof(header) + 4 + 0xff;
- root_offset &= ~(u32)0xff;
- break;
- default:
- printk("Unknown magic: %08x\n", header.checksum);
- break;
- }
-
- master->read(master, root_offset, sizeof(header), &len, (u_char *)&header);
- if (header.checksum != SQUASHFS_MAGIC) {
- root_offset += master->erasesize - 1;
- root_offset &= ~(master->erasesize - 1);
- }
-
- ar7_parts[2].name = "linux";
- ar7_parts[2].offset = pre_size;
- ar7_parts[2].size = master->size - pre_size - post_size;
- ar7_parts[2].mask_flags = 0;
-
- ar7_parts[3].name = "rootfs";
- ar7_parts[3].offset = root_offset;
- ar7_parts[3].size = master->size - root_offset - post_size;
- ar7_parts[3].mask_flags = 0;
-
- *pparts = ar7_parts;
- return 4;
-}
-
-static struct mtd_part_parser ar7_parser = {
- .owner = THIS_MODULE,
- .parse_fn = create_mtd_partitions,
- .name = "ar7part",
-};
-
-static int __init ar7_parser_init(void)
-{
- return register_mtd_parser(&ar7_parser);
-}
-
-module_init(ar7_parser_init);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Felix Fietkau, Eugene Konev");
-MODULE_DESCRIPTION("MTD partitioning for TI AR7");
diff --git a/target/linux/ar7-2.6/files/drivers/net/cpmac.c b/target/linux/ar7-2.6/files/drivers/net/cpmac.c
deleted file mode 100644
index 7d4667708..000000000
--- a/target/linux/ar7-2.6/files/drivers/net/cpmac.c
+++ /dev/null
@@ -1,1222 +0,0 @@
-/*
- * $Id$
- *
- * Copyright (C) 2006, 2007 OpenWrt.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; 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. 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/module.h>
-#include <linux/init.h>
-#include <linux/moduleparam.h>
-
-#include <linux/sched.h>
-#include <linux/kernel.h> /* printk() */
-#include <linux/slab.h>
-#include <linux/errno.h>
-#include <linux/types.h>
-#include <linux/delay.h>
-#include <linux/version.h>
-
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-#include <linux/ethtool.h>
-#include <linux/skbuff.h>
-#include <linux/mii.h>
-#include <linux/phy.h>
-#include <linux/platform_device.h>
-#include <asm/ar7/ar7.h>
-#include <gpio.h>
-
-MODULE_AUTHOR("Eugene Konev");
-MODULE_DESCRIPTION("TI AR7 ethernet driver (CPMAC)");
-MODULE_LICENSE("GPL");
-
-static int rx_ring_size = 64;
-static int disable_napi = 0;
-module_param(rx_ring_size, int, 64);
-module_param(disable_napi, int, 0);
-MODULE_PARM_DESC(rx_ring_size, "Size of rx ring (in skbs)");
-MODULE_PARM_DESC(disable_napi, "Disable NAPI polling");
-
-/* Register definitions */
-struct cpmac_control_regs {
- volatile u32 revision;
- volatile u32 control;
- volatile u32 teardown;
- volatile u32 unused;
-} __attribute__ ((packed));
-
-struct cpmac_int_regs {
- volatile u32 stat_raw;
- volatile u32 stat_masked;
- volatile u32 enable;
- volatile u32 clear;
-} __attribute__ ((packed));
-
-struct cpmac_stats {
- volatile u32 good;
- volatile u32 bcast;
- volatile u32 mcast;
- volatile u32 pause;
- volatile u32 crc_error;
- volatile u32 align_error;
- volatile u32 oversized;
- volatile u32 jabber;
- volatile u32 undersized;
- volatile u32 fragment;
- volatile u32 filtered;
- volatile u32 qos_filtered;
- volatile u32 octets;
-} __attribute__ ((packed));
-
-struct cpmac_regs {
- struct cpmac_control_regs tx_ctrl;
- struct cpmac_control_regs rx_ctrl;
- volatile u32 unused1[56];
- volatile u32 mbp;
-/* MBP bits */
-#define MBP_RXPASSCRC 0x40000000
-#define MBP_RXQOS 0x20000000
-#define MBP_RXNOCHAIN 0x10000000
-#define MBP_RXCMF 0x01000000
-#define MBP_RXSHORT 0x00800000
-#define MBP_RXCEF 0x00400000
-#define MBP_RXPROMISC 0x00200000
-#define MBP_PROMISCCHAN(chan) (((chan) & 0x7) << 16)
-#define MBP_RXBCAST 0x00002000
-#define MBP_BCASTCHAN(chan) (((chan) & 0x7) << 8)
-#define MBP_RXMCAST 0x00000020
-#define MBP_MCASTCHAN(chan) ((chan) & 0x7)
- volatile u32 unicast_enable;
- volatile u32 unicast_clear;
- volatile u32 max_len;
- volatile u32 buffer_offset;
- volatile u32 filter_flow_threshold;
- volatile u32 unused2[2];
- volatile u32 flow_thre[8];
- volatile u32 free_buffer[8];
- volatile u32 mac_control;
-#define MAC_TXPTYPE 0x00000200
-#define MAC_TXPACE 0x00000040
-#define MAC_MII 0x00000020
-#define MAC_TXFLOW 0x00000010
-#define MAC_RXFLOW 0x00000008
-#define MAC_MTEST 0x00000004
-#define MAC_LOOPBACK 0x00000002
-#define MAC_FDX 0x00000001
- volatile u32 mac_status;
-#define MACST_QOS 0x4
-#define MACST_RXFLOW 0x2
-#define MACST_TXFLOW 0x1
- volatile u32 emc_control;
- volatile u32 unused3;
- struct cpmac_int_regs tx_int;
- volatile u32 mac_int_vector;
-/* Int Status bits */
-#define INTST_STATUS 0x80000
-#define INTST_HOST 0x40000
-#define INTST_RX 0x20000
-#define INTST_TX 0x10000
- volatile u32 mac_eoi_vector;
- volatile u32 unused4[2];
- struct cpmac_int_regs rx_int;
- volatile u32 mac_int_stat_raw;
- volatile u32 mac_int_stat_masked;
- volatile u32 mac_int_enable;
- volatile u32 mac_int_clear;
- volatile u32 mac_addr_low[8];
- volatile u32 mac_addr_mid;
- volatile u32 mac_addr_high;
- volatile u32 mac_hash_low;
- volatile u32 mac_hash_high;
- volatile u32 boff_test;
- volatile u32 pac_test;
- volatile u32 rx_pause;
- volatile u32 tx_pause;
- volatile u32 unused5[2];
- struct cpmac_stats rx_stats;
- struct cpmac_stats tx_stats;
- volatile u32 unused6[232];
- volatile u32 tx_ptr[8];
- volatile u32 rx_ptr[8];
- volatile u32 tx_ack[8];
- volatile u32 rx_ack[8];
-
-} __attribute__ ((packed));
-
-struct cpmac_mdio_regs {
- volatile u32 version;
- volatile u32 control;
-#define MDIOC_IDLE 0x80000000
-#define MDIOC_ENABLE 0x40000000
-#define MDIOC_PREAMBLE 0x00100000
-#define MDIOC_FAULT 0x00080000
-#define MDIOC_FAULTDETECT 0x00040000
-#define MDIOC_INTTEST 0x00020000
-#define MDIOC_CLKDIV(div) ((div) & 0xff)
- volatile u32 alive;
- volatile u32 link;
- struct cpmac_int_regs link_int;
- struct cpmac_int_regs user_int;
- u32 unused[20];
- volatile u32 access;
-#define MDIO_BUSY 0x80000000
-#define MDIO_WRITE 0x40000000
-#define MDIO_REG(reg) (((reg) & 0x1f) << 21)
-#define MDIO_PHY(phy) (((phy) & 0x1f) << 16)
-#define MDIO_DATA(data) ((data) & 0xffff)
- volatile u32 physel;
-} __attribute__ ((packed));
-
-/* Descriptor */
-struct cpmac_desc {
- u32 hw_next;
- u32 hw_data;
- u16 buflen;
- u16 bufflags;
- u16 datalen;
- u16 dataflags;
-/* Flags bits */
-#define CPMAC_SOP 0x8000
-#define CPMAC_EOP 0x4000
-#define CPMAC_OWN 0x2000
-#define CPMAC_EOQ 0x1000
- struct sk_buff *skb;
- struct cpmac_desc *next;
-} __attribute__ ((packed));
-
-struct cpmac_priv {
- struct net_device_stats stats;
- spinlock_t lock;
- struct sk_buff *skb_pool;
- int free_skbs;
- struct cpmac_desc *rx_head;
- int tx_head, tx_tail;
- struct cpmac_desc *desc_ring;
- struct cpmac_regs *regs;
- struct mii_bus *mii_bus;
- struct phy_device *phy;
- char phy_name[BUS_ID_SIZE];
- struct plat_cpmac_data *config;
- int oldlink, oldspeed, oldduplex;
- u32 msg_enable;
- struct net_device *dev;
- struct work_struct alloc_work;
-};
-
-static irqreturn_t cpmac_irq(int, void *);
-static void cpmac_reset(struct net_device *dev);
-static void cpmac_hw_init(struct net_device *dev);
-static int cpmac_stop(struct net_device *dev);
-static int cpmac_open(struct net_device *dev);
-
-#undef CPMAC_DEBUG
-#define CPMAC_LOW_THRESH 32
-#define CPMAC_ALLOC_SIZE 64
-#define CPMAC_SKB_SIZE 1518
-#define CPMAC_TX_RING_SIZE 8
-
-#ifdef CPMAC_DEBUG
-static void cpmac_dump_regs(u32 *base, int count)
-{
- int i;
- for (i = 0; i < (count + 3) / 4; i++) {
- if (i % 4 == 0) printk("\nCPMAC[0x%04x]:", i * 4);
- printk(" 0x%08x", *(base + i));
- }
- printk("\n");
-}
-
-static const char *cpmac_dump_buf(const uint8_t * buf, unsigned size)
-{
- static char buffer[3 * 25 + 1];
- char *p = &buffer[0];
- if (size > 20)
- size = 20;
- while (size-- > 0) {
- p += sprintf(p, " %02x", *buf++);
- }
- return buffer;
-}
-#endif
-
-static int cpmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum)
-{
- struct cpmac_mdio_regs *regs = (struct cpmac_mdio_regs *)bus->priv;
- volatile u32 val;
-
- while ((val = regs->access) & MDIO_BUSY);
- regs->access = MDIO_BUSY | MDIO_REG(regnum & 0x1f) |
- MDIO_PHY(phy_id & 0x1f);
- while ((val = regs->access) & MDIO_BUSY);
-
- return val & 0xffff;
-}
-
-static int cpmac_mdio_write(struct mii_bus *bus, int phy_id, int regnum, u16 val)
-{
- struct cpmac_mdio_regs *regs = (struct cpmac_mdio_regs *)bus->priv;
- volatile u32 tmp;
-
- while ((tmp = regs->access) & MDIO_BUSY);
- regs->access = MDIO_BUSY | MDIO_WRITE |
- MDIO_REG(regnum & 0x1f) | MDIO_PHY(phy_id & 0x1f) |
- val;
-
- return 0;
-}
-
-static int cpmac_mdio_reset(struct mii_bus *bus)
-{
- struct cpmac_mdio_regs *regs = (struct cpmac_mdio_regs *)bus->priv;
-
- ar7_device_reset(AR7_RESET_BIT_MDIO);
- regs->control = MDIOC_ENABLE |
- MDIOC_CLKDIV(ar7_cpmac_freq() / 2200000 - 1);
-
- return 0;
-}
-
-static int mii_irqs[PHY_MAX_ADDR] = { PHY_POLL, };
-
-static struct mii_bus cpmac_mii = {
- .name = "cpmac-mii",
- .read = cpmac_mdio_read,
- .write = cpmac_mdio_write,
- .reset = cpmac_mdio_reset,
- .irq = mii_irqs,
-};
-
-static int cpmac_config(struct net_device *dev, struct ifmap *map)
-{
- if (dev->flags & IFF_UP)
- return -EBUSY;
-
- /* Don't allow changing the I/O address */
- if (map->base_addr != dev->base_addr)
- return -EOPNOTSUPP;
-
- /* ignore other fields */
- return 0;
-}
-
-static int cpmac_set_mac_address(struct net_device *dev, void *addr)
-{
- struct sockaddr *sa = addr;
-
- if (dev->flags & IFF_UP)
- return -EBUSY;
-
- memcpy(dev->dev_addr, sa->sa_data, dev->addr_len);
-
- return 0;
-}
-
-static void cpmac_set_multicast_list(struct net_device *dev)
-{
- struct dev_mc_list *iter;
- int i;
- int hash, tmp;
- int hashlo = 0, hashhi = 0;
- struct cpmac_priv *priv = netdev_priv(dev);
-
- if(dev->flags & IFF_PROMISC) {
- priv->regs->mbp &= ~MBP_PROMISCCHAN(0); /* promisc channel 0 */
- priv->regs->mbp |= MBP_RXPROMISC;
- } else {
- priv->regs->mbp &= ~MBP_RXPROMISC;
- if(dev->flags & IFF_ALLMULTI) {
- /* enable all multicast mode */
- priv->regs->mac_hash_low = 0xffffffff;
- priv->regs->mac_hash_high = 0xffffffff;
- } else {
- for(i = 0, iter = dev->mc_list; i < dev->mc_count;
- i++, iter = iter->next) {
- hash = 0;
- tmp = iter->dmi_addr[0];
- hash ^= (tmp >> 2) ^ (tmp << 4);
- tmp = iter->dmi_addr[1];
- hash ^= (tmp >> 4) ^ (tmp << 2);
- tmp = iter->dmi_addr[2];
- hash ^= (tmp >> 6) ^ tmp;
- tmp = iter->dmi_addr[4];
- hash ^= (tmp >> 2) ^ (tmp << 4);
- tmp = iter->dmi_addr[5];
- hash ^= (tmp >> 4) ^ (tmp << 2);
- tmp = iter->dmi_addr[6];
- hash ^= (tmp >> 6) ^ tmp;
- hash &= 0x3f;
- if(hash < 32) {
- hashlo |= 1<<hash;
- } else {
- hashhi |= 1<<(hash - 32);
- }
- }
-
- priv->regs->mac_hash_low = hashlo;
- priv->regs->mac_hash_high = hashhi;
- }
- }
-}
-
-static struct sk_buff *cpmac_get_skb(struct net_device *dev)
-{
- struct sk_buff *skb;
- struct cpmac_priv *priv = netdev_priv(dev);
-
- skb = priv->skb_pool;
- if (likely(skb)) {
- priv->skb_pool = skb->next;
- } else {
- skb = dev_alloc_skb(CPMAC_SKB_SIZE + 2);
- if (skb) {
- skb->next = NULL;
- skb_reserve(skb, 2);
- skb->dev = priv->dev;
- }
- }
-
- if (likely(priv->free_skbs))
- priv->free_skbs--;
-
- if (priv->free_skbs < CPMAC_LOW_THRESH)
- schedule_work(&priv->alloc_work);
-
- return skb;
-}
-
-static inline struct sk_buff *cpmac_rx_one(struct net_device *dev,
- struct cpmac_priv *priv,
- struct cpmac_desc *desc)
-{
- unsigned long flags;
- char *data;
- struct sk_buff *skb, *result = NULL;
-
- priv->regs->rx_ack[0] = virt_to_phys(desc);
- if (unlikely(!desc->datalen)) {
- if (printk_ratelimit())
- printk(KERN_WARNING "%s: rx: spurious interrupt\n",
- dev->name);
- priv->stats.rx_errors++;
- return NULL;
- }
-
- spin_lock_irqsave(&priv->lock, flags);
- skb = cpmac_get_skb(dev);
- if (likely(skb)) {
- data = (char *)phys_to_virt(desc->hw_data);
- dma_cache_inv((u32)data, desc->datalen);
- skb_put(desc->skb, desc->datalen);
- desc->skb->protocol = eth_type_trans(desc->skb, dev);
- desc->skb->ip_summed = CHECKSUM_NONE;
- priv->stats.rx_packets++;
- priv->stats.rx_bytes += desc->datalen;
- result = desc->skb;
- desc->skb = skb;
- } else {
-#ifdef CPMAC_DEBUG
- if (printk_ratelimit())
- printk("%s: low on skbs, dropping packet\n",
- dev->name);
-#endif
- priv->stats.rx_dropped++;
- }
- spin_unlock_irqrestore(&priv->lock, flags);
-
- desc->hw_data = virt_to_phys(desc->skb->data);
- desc->buflen = CPMAC_SKB_SIZE;
- desc->dataflags = CPMAC_OWN;
- dma_cache_wback((u32)desc, 16);
-
- return result;
-}
-
-static void cpmac_rx(struct net_device *dev)
-{
- struct sk_buff *skb;
- struct cpmac_desc *desc;
- struct cpmac_priv *priv = netdev_priv(dev);
-
- spin_lock(&priv->lock);
- if (unlikely(!priv->rx_head)) {
- spin_unlock(&priv->lock);
- return;
- }
-
- desc = priv->rx_head;
- dma_cache_inv((u32)desc, 16);
-#ifdef CPMAC_DEBUG
- printk(KERN_DEBUG "%s: len=%d, %s\n", __func__, pkt->datalen,
- cpmac_dump_buf(data, pkt->datalen));
-#endif
-
- while ((desc->dataflags & CPMAC_OWN) == 0) {
- skb = cpmac_rx_one(dev, priv, desc);
- if (likely(skb)) {
- netif_rx(skb);
- }
- desc = desc->next;
- dma_cache_inv((u32)desc, 16);
- }
-
- priv->rx_head = desc;
- priv->regs->rx_ptr[0] = virt_to_phys(desc);
- spin_unlock(&priv->lock);
-}
-
-static int cpmac_poll(struct net_device *dev, int *budget)
-{
- struct sk_buff *skb;
- struct cpmac_desc *desc;
- int received = 0, quota = min(dev->quota, *budget);
- struct cpmac_priv *priv = netdev_priv(dev);
-
- if (unlikely(!priv->rx_head)) {
- if (printk_ratelimit())
- printk(KERN_WARNING "%s: rx: polling, but no queue\n",
- dev->name);
- netif_rx_complete(dev);
- return 0;
- }
-
- desc = priv->rx_head;
- dma_cache_inv((u32)desc, 16);
-
- while ((received < quota) && ((desc->dataflags & CPMAC_OWN) == 0)) {
- skb = cpmac_rx_one(dev, priv, desc);
- if (likely(skb)) {
- netif_receive_skb(skb);
- received++;
- }
- desc = desc->next;
- priv->rx_head = desc;
- dma_cache_inv((u32)desc, 16);
- }
-
- *budget -= received;
- dev->quota -= received;
-#ifdef CPMAC_DEBUG
- printk("%s: processed %d packets\n", dev->name, received);
-#endif
- if (desc->dataflags & CPMAC_OWN) {
- priv->regs->rx_ptr[0] = virt_to_phys(desc);
- netif_rx_complete(dev);
- priv->regs->rx_int.enable = 0x1;
- priv->regs->rx_int.clear = 0xfe;
- return 0;
- }
-
- return 1;
-}
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
-static void
-cpmac_alloc_skbs(struct work_struct *work)
-{
- struct cpmac_priv *priv = container_of(work, struct cpmac_priv,
- alloc_work);
-#else
-static void
-cpmac_alloc_skbs(void *data)
-{
- struct net_device *dev = (struct net_device*)data;
- struct cpmac_priv *priv = netdev_priv(dev);
-#endif
- unsigned long flags;
- int i, num_skbs = 0;
- struct sk_buff *skb, *skbs = NULL;
-
- for (i = 0; i < CPMAC_ALLOC_SIZE; i++) {
- skb = alloc_skb(CPMAC_SKB_SIZE + 2, GFP_KERNEL);
- if (!skb)
- break;
- skb->next = skbs;
- skb_reserve(skb, 2);
- skb->dev = priv->dev;
- num_skbs++;
- skbs = skb;
- }
-
- if (skbs) {
- spin_lock_irqsave(&priv->lock, flags);
- for (skb = priv->skb_pool; skb && skb->next; skb = skb->next);
- if (!skb) {
- priv->skb_pool = skbs;
- } else {
- skb->next = skbs;
- }
- priv->free_skbs += num_skbs;
- spin_unlock_irqrestore(&priv->lock, flags);
-#ifdef CPMAC_DEBUG
- printk("%s: allocated %d skbs\n", priv->dev->name, num_skbs);
-#endif
- }
-}
-
-static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
-{
- unsigned long flags;
- int len, chan;
- struct cpmac_desc *desc;
- struct cpmac_priv *priv = netdev_priv(dev);
-
- len = skb->len;
-#ifdef CPMAC_DEBUG
- printk(KERN_DEBUG "%s: len=%d\n", __func__, len); //cpmac_dump_buf(const uint8_t * buf, unsigned size)
-#endif
- if (unlikely(len < ETH_ZLEN)) {
- if (unlikely(skb_padto(skb, ETH_ZLEN))) {
- if (printk_ratelimit())
- printk(KERN_NOTICE "%s: padding failed, dropping\n",
- dev->name);
- spin_lock_irqsave(&priv->lock, flags);
- priv->stats.tx_dropped++;
- spin_unlock_irqrestore(&priv->lock, flags);
- return -ENOMEM;
- }
- len = ETH_ZLEN;
- }
- spin_lock_irqsave(&priv->lock, flags);
- chan = priv->tx_tail++;
- priv->tx_tail %= 8;
- if (priv->tx_tail == priv->tx_head)
- netif_stop_queue(dev);
-
- desc = &priv->desc_ring[chan];
- dma_cache_inv((u32)desc, 16);
- if (desc->dataflags & CPMAC_OWN) {
- printk(KERN_NOTICE "%s: tx dma ring full, dropping\n", dev->name);
- priv->stats.tx_dropped++;
- spin_unlock_irqrestore(&priv->lock, flags);
- return -ENOMEM;
- }
-
- dev->trans_start = jiffies;
- desc->dataflags = CPMAC_SOP | CPMAC_EOP | CPMAC_OWN;
- desc->skb = skb;
- desc->hw_data = virt_to_phys(skb->data);
- dma_cache_wback((u32)skb->data, len);
- desc->buflen = len;
- desc->datalen = len;
- desc->hw_next = 0;
- dma_cache_wback((u32)desc, 16);
- priv->regs->tx_ptr[chan] = virt_to_phys(desc);
- spin_unlock_irqrestore(&priv->lock, flags);
-
- return 0;
-}
-
-static void cpmac_end_xmit(struct net_device *dev, int channel)
-{
- struct cpmac_desc *desc;
- struct cpmac_priv *priv = netdev_priv(dev);
-
- spin_lock(&priv->lock);
- desc = &priv->desc_ring[channel];
- priv->regs->tx_ack[channel] = virt_to_phys(desc);
- if (likely(desc->skb)) {
- priv->stats.tx_packets++;
- priv->stats.tx_bytes += desc->skb->len;
- dev_kfree_skb_irq(desc->skb);
- if (netif_queue_stopped(dev))
- netif_wake_queue(dev);
- } else {
- if (printk_ratelimit())
- printk(KERN_NOTICE "%s: end_xmit: spurious interrupt\n",
- dev->name);
- }
- spin_unlock(&priv->lock);
-}
-
-static void cpmac_reset(struct net_device *dev)
-{
- int i;
- struct cpmac_priv *priv = netdev_priv(dev);
-
- ar7_device_reset(priv->config->reset_bit);
- priv->regs->rx_ctrl.control &= ~1;
- priv->regs->tx_ctrl.control &= ~1;
- for (i = 0; i < 8; i++) {
- priv->regs->tx_ptr[i] = 0;
- priv->regs->rx_ptr[i] = 0;
- }
- priv->regs->mac_control &= ~MAC_MII; /* disable mii */
-}
-
-static inline void cpmac_free_rx_ring(struct net_device *dev)
-{
- struct cpmac_desc *desc;
- int i;
- struct cpmac_priv *priv = netdev_priv(dev);
-
- if (unlikely(!priv->rx_head))
- return;
-
- desc = priv->rx_head;
- dma_cache_inv((u32)desc, 16);
-
- for (i = 0; i < rx_ring_size; i++) {
- desc->buflen = CPMAC_SKB_SIZE;
- if ((desc->dataflags & CPMAC_OWN) == 0) {
- desc->dataflags = CPMAC_OWN;
- priv->stats.rx_dropped++;
- }
- dma_cache_wback((u32)desc, 16);
- desc = desc->next;
- dma_cache_inv((u32)desc, 16);
- }
-}
-
-static irqreturn_t cpmac_irq(int irq, void *dev_id)
-{
- struct net_device *dev = (struct net_device *)dev_id;
- struct cpmac_priv *priv = netdev_priv(dev);
- u32 status;
-
- if (!dev)
- return IRQ_NONE;
-
- status = priv->regs->mac_int_vector;
-
- if (status & INTST_TX) {
- cpmac_end_xmit(dev, (status & 7));
- }
-
- if (status & INTST_RX) {
- if (disable_napi) {
- cpmac_rx(dev);
- } else {
- priv->regs->rx_int.enable = 0;
- priv->regs->rx_int.clear = 0xff;
- netif_rx_schedule(dev);
- }
- }
-
- priv->regs->mac_eoi_vector = 0;
-
- if (unlikely(status & (INTST_HOST | INTST_STATUS))) {
- if (printk_ratelimit()) {
- printk(KERN_ERR "%s: hw error, resetting...\n", dev->name);
- }
- spin_lock(&priv->lock);
- phy_stop(priv->phy);
- cpmac_reset(dev);
- cpmac_free_rx_ring(dev);
- cpmac_hw_init(dev);
- spin_unlock(&priv->lock);
- }
-
- return IRQ_HANDLED;
-}
-
-static void cpmac_tx_timeout(struct net_device *dev)
-{
- struct cpmac_priv *priv = netdev_priv(dev);
- struct cpmac_desc *desc;
-
- priv->stats.tx_errors++;
- desc = &priv->desc_ring[priv->tx_head++];
- priv->tx_head %= 8;
- printk("%s: transmit timeout\n", dev->name);
- if (desc->skb)
- dev_kfree_skb(desc->skb);
- netif_wake_queue(dev);
-}
-
-static int cpmac_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
-{
- struct cpmac_priv *priv = netdev_priv(dev);
- if (!(netif_running(dev)))
- return -EINVAL;
- if (!priv->phy)
- return -EINVAL;
- if ((cmd == SIOCGMIIPHY) || (cmd == SIOCGMIIREG) ||
- (cmd == SIOCSMIIREG))
- return phy_mii_ioctl(priv->phy, if_mii(ifr), cmd);
-
- return -EINVAL;
-}
-
-static int cpmac_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
-{
- struct cpmac_priv *priv = netdev_priv(dev);
-
- if (priv->phy)
- return phy_ethtool_gset(priv->phy, cmd);
-
- return -EINVAL;
-}
-
-static int cpmac_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
-{
- struct cpmac_priv *priv = netdev_priv(dev);
-
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
-
- if (priv->phy)
- return phy_ethtool_sset(priv->phy, cmd);
-
- return -EINVAL;
-}
-
-static void cpmac_get_drvinfo(struct net_device *dev,
- struct ethtool_drvinfo *info)
-{
- strcpy(info->driver, "cpmac");
- strcpy(info->version, "0.0.3");
- info->fw_version[0] = '\0';
- sprintf(info->bus_info, "%s", "cpmac");
- info->regdump_len = 0;
-}
-
-static const struct ethtool_ops cpmac_ethtool_ops = {
- .get_settings = cpmac_get_settings,
- .set_settings = cpmac_set_settings,
- .get_drvinfo = cpmac_get_drvinfo,
- .get_link = ethtool_op_get_link,
-};
-
-static struct net_device_stats *cpmac_stats(struct net_device *dev)
-{
- struct cpmac_priv *priv = netdev_priv(dev);
-
- if (netif_device_present(dev))
- return &priv->stats;
-
- return NULL;
-}
-
-static int cpmac_change_mtu(struct net_device *dev, int mtu)
-{
- unsigned long flags;
- struct cpmac_priv *priv = netdev_priv(dev);
- spinlock_t *lock = &priv->lock;
-
- if ((mtu < 68) || (mtu > 1500))
- return -EINVAL;
-
- spin_lock_irqsave(lock, flags);
- dev->mtu = mtu;
- spin_unlock_irqrestore(lock, flags);
-
- return 0;
-}
-
-static void cpmac_adjust_link(struct net_device *dev)
-{
- struct cpmac_priv *priv = netdev_priv(dev);
- unsigned long flags;
- int new_state = 0;
-
- spin_lock_irqsave(&priv->lock, flags);
- if (priv->phy->link) {
- if (priv->phy->duplex != priv->oldduplex) {
- new_state = 1;
- priv->oldduplex = priv->phy->duplex;
- }
-
- if (priv->phy->speed != priv->oldspeed) {
- new_state = 1;
- priv->oldspeed = priv->phy->speed;
- }
-
- if (!priv->oldlink) {
- new_state = 1;
- priv->oldlink = 1;
- netif_schedule(dev);
- }
- } else if (priv->oldlink) {
- new_state = 1;
- priv->oldlink = 0;
- priv->oldspeed = 0;
- priv->oldduplex = -1;
- }
-
- if (new_state)
- phy_print_status(priv->phy);
-
- spin_unlock_irqrestore(&priv->lock, flags);
-}
-
-static void cpmac_hw_init(struct net_device *dev)
-{
- int i;
- struct cpmac_priv *priv = netdev_priv(dev);
-
- for (i = 0; i < 8; i++)
- priv->regs->tx_ptr[i] = 0;
- priv->regs->rx_ptr[0] = virt_to_phys(priv->rx_head);
-
- priv->regs->mbp = MBP_RXSHORT | MBP_RXBCAST | MBP_RXMCAST;
- priv->regs->unicast_enable = 0x1;
- priv->regs->unicast_clear = 0xfe;
- priv->regs->buffer_offset = 0;
- for (i = 0; i < 8; i++)
- priv->regs->mac_addr_low[i] = dev->dev_addr[5];
- priv->regs->mac_addr_mid = dev->dev_addr[4];
- priv->regs->mac_addr_high = dev->dev_addr[0] | (dev->dev_addr[1] << 8)
- | (dev->dev_addr[2] << 16) | (dev->dev_addr[3] << 24);
- priv->regs->max_len = CPMAC_SKB_SIZE;
- priv->regs->rx_int.enable = 0x1;
- priv->regs->rx_int.clear = 0xfe;
- priv->regs->tx_int.enable = 0xff;
- priv->regs->tx_int.clear = 0;
- priv->regs->mac_int_enable = 3;
- priv->regs->mac_int_clear = 0xfc;
-
- priv->regs->rx_ctrl.control |= 1;
- priv->regs->tx_ctrl.control |= 1;
- priv->regs->mac_control |= MAC_MII | MAC_FDX;
-
- priv->phy->state = PHY_CHANGELINK;
- phy_start(priv->phy);
-}
-
-static int cpmac_open(struct net_device *dev)
-{
- int i, size, res;
- struct cpmac_priv *priv = netdev_priv(dev);
- struct cpmac_desc *desc;
- struct sk_buff *skb;
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
- priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link,
- 0, PHY_INTERFACE_MODE_MII);
-#else
- priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link, 0);
-#endif
- if (IS_ERR(priv->phy)) {
- printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name);
- return PTR_ERR(priv->phy);
- }
-
- if (!request_mem_region(dev->mem_start, dev->mem_end -
- dev->mem_start, dev->name)) {
- printk("%s: failed to request registers\n",
- dev->name);
- res = -ENXIO;
- goto fail_reserve;
- }
-
- priv->regs = ioremap_nocache(dev->mem_start, dev->mem_end -
- dev->mem_start);
- if (!priv->regs) {
- printk("%s: failed to remap registers\n", dev->name);
- res = -ENXIO;
- goto fail_remap;
- }
-
- priv->rx_head = NULL;
- size = sizeof(struct cpmac_desc) * (rx_ring_size +
- CPMAC_TX_RING_SIZE);
- priv->desc_ring = (struct cpmac_desc *)kmalloc(size, GFP_KERNEL);
- if (!priv->desc_ring) {
- res = -ENOMEM;
- goto fail_alloc;
- }
-
- memset((char *)priv->desc_ring, 0, size);
-
- priv->skb_pool = NULL;
- priv->free_skbs = 0;
- priv->rx_head = &priv->desc_ring[CPMAC_TX_RING_SIZE];
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
- INIT_WORK(&priv->alloc_work, cpmac_alloc_skbs);
-#else
- INIT_WORK(&priv->alloc_work, cpmac_alloc_skbs, dev);
-#endif
- schedule_work(&priv->alloc_work);
- flush_scheduled_work();
-
- for (i = 0; i < rx_ring_size; i++) {
- desc = &priv->rx_head[i];
- skb = cpmac_get_skb(dev);
- if (!skb) {
- res = -ENOMEM;
- goto fail_desc;
- }
- desc->skb = skb;
- desc->hw_data = virt_to_phys(skb->data);
- desc->buflen = CPMAC_SKB_SIZE;
- desc->dataflags = CPMAC_OWN;
- desc->next = &priv->rx_head[(i + 1) % rx_ring_size];
- desc->hw_next = virt_to_phys(desc->next);
- dma_cache_wback((u32)desc, 16);
- }
-
- if((res = request_irq(dev->irq, cpmac_irq, SA_INTERRUPT,
- dev->name, dev))) {
- printk("%s: failed to obtain irq\n", dev->name);
- goto fail_irq;
- }
-
- cpmac_reset(dev);
- cpmac_hw_init(dev);
-
- netif_start_queue(dev);
- return 0;
-
-fail_irq:
-fail_desc:
- for (i = 0; i < rx_ring_size; i++)
- if (priv->rx_head[i].skb)
- kfree_skb(priv->rx_head[i].skb);
-fail_alloc:
- kfree(priv->desc_ring);
-
- for (skb = priv->skb_pool; skb; skb = priv->skb_pool) {
- priv->skb_pool = skb->next;
- kfree_skb(skb);
- }
-
- iounmap(priv->regs);
-
-fail_remap:
- release_mem_region(dev->mem_start, dev->mem_end -
- dev->mem_start);
-
-fail_reserve:
- phy_disconnect(priv->phy);
-
- return res;
-}
-
-static int cpmac_stop(struct net_device *dev)
-{
- int i;
- struct sk_buff *skb;
- struct cpmac_priv *priv = netdev_priv(dev);
-
- netif_stop_queue(dev);
-
- phy_stop(priv->phy);
- phy_disconnect(priv->phy);
- priv->phy = NULL;
-
- cpmac_reset(dev);
-
- for (i = 0; i < 8; i++) {
- priv->regs->rx_ptr[i] = 0;
- priv->regs->tx_ptr[i] = 0;
- priv->regs->mbp = 0;
- }
-
- free_irq(dev->irq, dev);
- release_mem_region(dev->mem_start, dev->mem_end -
- dev->mem_start);
-
- cancel_delayed_work(&priv->alloc_work);
- flush_scheduled_work();
-
- priv->rx_head = &priv->desc_ring[CPMAC_TX_RING_SIZE];
- for (i = 0; i < rx_ring_size; i++)
- if (priv->rx_head[i].skb)
- kfree_skb(priv->rx_head[i].skb);
-
- kfree(priv->desc_ring);
-
- for (skb = priv->skb_pool; skb; skb = priv->skb_pool) {
- priv->skb_pool = skb->next;
- kfree_skb(skb);
- }
-
- return 0;
-}
-
-static int external_switch = 0;
-
-static int __devinit cpmac_probe(struct platform_device *pdev)
-{
- int i, rc, phy_id;
- struct resource *res;
- struct cpmac_priv *priv;
- struct net_device *dev;
- struct plat_cpmac_data *pdata;
-
- if (strcmp(pdev->name, "cpmac") != 0)
- return -ENODEV;
-
- pdata = pdev->dev.platform_data;
-
- for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
- if (!(pdata->phy_mask & (1 << phy_id)))
- continue;
- if (!cpmac_mii.phy_map[phy_id])
- continue;
- break;
- }
-
- if (phy_id == PHY_MAX_ADDR) {
- if (external_switch) {
- phy_id = 0;
- } else {
- printk("cpmac: no PHY present\n");
- return -ENODEV;
- }
- }
-
- dev = alloc_etherdev(sizeof(struct cpmac_priv));
-
- if (!dev) {
- printk(KERN_ERR "cpmac: Unable to allocate net_device structure!\n");
- return -ENOMEM;
- }
-
- SET_MODULE_OWNER(dev);
- platform_set_drvdata(pdev, dev);
- priv = netdev_priv(dev);
-
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs");
- if (!res) {
- rc = -ENODEV;
- goto fail;
- }
-
- dev->mem_start = res->start;
- dev->mem_end = res->end;
- dev->irq = platform_get_irq_byname(pdev, "irq");
-
- dev->mtu = 1500;
- dev->open = cpmac_open;
- dev->stop = cpmac_stop;
- dev->set_config = cpmac_config;
- dev->hard_start_xmit = cpmac_start_xmit;
- dev->do_ioctl = cpmac_ioctl;
- dev->get_stats = cpmac_stats;
- dev->change_mtu = cpmac_change_mtu;
- dev->set_mac_address = cpmac_set_mac_address;
- dev->set_multicast_list = cpmac_set_multicast_list;
- dev->tx_timeout = cpmac_tx_timeout;
- dev->ethtool_ops = &cpmac_ethtool_ops;
- if (!disable_napi) {
- dev->poll = cpmac_poll;
- dev->weight = min(rx_ring_size, 64);
- }
-
- memset(priv, 0, sizeof(struct cpmac_priv));
- spin_lock_init(&priv->lock);
- priv->msg_enable = netif_msg_init(NETIF_MSG_WOL, 0x3fff);
- priv->config = pdata;
- priv->dev = dev;
- memcpy(dev->dev_addr, priv->config->dev_addr, sizeof(dev->dev_addr));
- if (phy_id == 31) {
- snprintf(priv->phy_name, BUS_ID_SIZE, PHY_ID_FMT,
- cpmac_mii.id, phy_id);
- } else {
- snprintf(priv->phy_name, BUS_ID_SIZE, "fixed@%d:%d", 100, 1);
- }
-
- if ((rc = register_netdev(dev))) {
- printk("cpmac: error %i registering device %s\n",
- rc, dev->name);
- goto fail;
- }
-
- printk("cpmac: device %s (regs: %p, irq: %d, phy: %s, mac: ",
- dev->name, (u32 *)dev->mem_start, dev->irq,
- priv->phy_name);
- for (i = 0; i < 6; i++) {
- printk("%02x", dev->dev_addr[i]);
- if (i < 5) printk(":");
- else printk(")\n");
- }
-
- return 0;
-
-fail:
- free_netdev(dev);
- return rc;
-}
-
-static int __devexit cpmac_remove(struct platform_device *pdev)
-{
- struct net_device *dev = platform_get_drvdata(pdev);
- unregister_netdev(dev);
- free_netdev(dev);
- return 0;
-}
-
-static struct platform_driver cpmac_driver = {
- .driver.name = "cpmac",
- .probe = cpmac_probe,
- .remove = cpmac_remove,
-};
-
-int __devinit cpmac_init(void)
-{
- volatile u32 mask;
- int i, res;
- cpmac_mii.priv = (struct cpmac_mdio_regs *)
- ioremap_nocache(AR7_REGS_MDIO, sizeof(struct cpmac_mdio_regs));
-
- if (!cpmac_mii.priv) {
- printk("Can't ioremap mdio registers\n");
- return -ENXIO;
- }
-
-#warning FIXME: unhardcode gpio&reset bits
- ar7_gpio_disable(26);
- ar7_gpio_disable(27);
- ar7_device_reset(AR7_RESET_BIT_CPMAC_LO);
- ar7_device_reset(AR7_RESET_BIT_CPMAC_HI);
- ar7_device_reset(AR7_RESET_BIT_EPHY);
-
- cpmac_mii.reset(&cpmac_mii);
-
- for (i = 0; i < 300000; i++) {
- mask = ((struct cpmac_mdio_regs *)cpmac_mii.priv)->alive;
- if (mask)
- break;
- }
-
- mask &= 0x7fffffff;
- if (mask & (mask - 1)) {
- external_switch = 1;
- mask = 0;
- }
-
- cpmac_mii.phy_mask = ~(mask | 0x80000000);
-
- res = mdiobus_register(&cpmac_mii);
- if (res)
- goto fail_mii;
-
- res = platform_driver_register(&cpmac_driver);
- if (res)
- goto fail_cpmac;
-
- return 0;
-
-fail_cpmac:
- mdiobus_unregister(&cpmac_mii);
-
-fail_mii:
- iounmap(cpmac_mii.priv);
-
- return res;
-}
-
-void __devexit cpmac_exit(void)
-{
- platform_driver_unregister(&cpmac_driver);
- mdiobus_unregister(&cpmac_mii);
-}
-
-module_init(cpmac_init);
-module_exit(cpmac_exit);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 18:37:41 +0000