diff options
Diffstat (limited to 'packages/obsolete/nslu2/nslu2-kernel/2.6/91-maclist.patch')
| -rw-r--r-- | packages/obsolete/nslu2/nslu2-kernel/2.6/91-maclist.patch | 377 |
1 files changed, 0 insertions, 377 deletions
diff --git a/packages/obsolete/nslu2/nslu2-kernel/2.6/91-maclist.patch b/packages/obsolete/nslu2/nslu2-kernel/2.6/91-maclist.patch deleted file mode 100644 index 27af1ea639..0000000000 --- a/packages/obsolete/nslu2/nslu2-kernel/2.6/91-maclist.patch +++ /dev/null @@ -1,377 +0,0 @@ ---- linux-2.6.15/include/net/maclist.h 1970-01-01 00:00:00.000000000 +0000 -+++ linux-2.6.15/include/net/maclist.h 1970-01-01 00:00:00.000000000 +0000 -@@ -0,0 +1,23 @@ -+#ifndef _MACLIST_H -+#define _MACLIST_H 1 -+/* -+ * Interfaces to the MAC repository -+ */ -+/* -+ * Add a single entry, returns 0 on success else an error -+ * code. Must *not* be called from an interrupt handler. -+ */ -+extern int maclist_add(const u8 id_to_add[6]); -+ -+/* -+ * Return the current entry count (valid in any context). -+ */ -+extern int maclist_count(void); -+ -+/* -+ * Return the ID from the n'th entry (valid in any context), -+ * returns 0 on success, -EINVAL if 'n' is out of range. -+ */ -+extern int maclist_read(u8 (*buffer_for_id)[6], int index_of_id_to_return); -+ -+#endif /*_MACLIST_H*/ ---- linux-2.6.15/drivers/net/maclist.c 1970-01-01 00:00:00.000000000 +0000 -+++ linux-2.6.15/drivers/net/maclist.c 1970-01-01 00:00:00.000000000 +0000 -@@ -0,0 +1,314 @@ -+/* -+ * drivers/net/maclist.c -+ * -+ * a simple driver to remember ethernet MAC values -+ * -+ * Some Ethernet hardware implementations have no built-in -+ * storage for allocated MAC values - an example is the Intel -+ * IXP420 chip which has support for Ethernet but no defined -+ * way of storing allocated MAC values. With such hardware -+ * different board level implementations store the allocated -+ * MAC (or MACs) in different ways. Rather than put board -+ * level code into a specific Ethernet driver this driver -+ * provides a generally accessible repository for the MACs -+ * which can be written by board level code and read by the -+ * driver. -+ * -+ * The implementation also allows user level programs to -+ * access the MAC information in /proc/net/maclist. This is -+ * useful as it allows user space code to use the MAC if it -+ * is not used by a built-in driver. -+ * -+ * Copyright (C) 2005 John Bowler -+ * Author: John Bowler <jbowler@acm.org> -+ * Maintainers: http://www.nslu2-linux.org/ -+ * -+ * This program is free software; you can redistribute it and/or -+ * modify it under the terms of the GNU General Public License -+ * version 2 as published by the Free Software Foundation. -+ * -+ * External interfaces: -+ * Interfaces to linux kernel (and modules) -+ * maclist_add: add a single MAC -+ * maclist_count: total number of MACs stored -+ * maclist_read: read a MAC 0..(maclist_count-1) -+ */ -+#include <linux/module.h> -+#include <linux/moduleparam.h> -+#include <linux/etherdevice.h> -+#include <linux/proc_fs.h> -+#include <linux/errno.h> -+ -+#include <net/maclist.h> -+ -+#define MACLIST_NAME "maclist" -+ -+MODULE_AUTHOR("John Bowler <jbowler@acm.org>"); -+MODULE_DESCRIPTION("MAC list repository"); -+MODULE_LICENSE("GPL"); -+ -+typedef struct maclist_entry { -+ struct maclist_entry *next; /* Linked list, first first */ -+ u8 id[6]; /* 6 byte Ethernet MAC */ -+} maclist_entry_t; -+ -+/* Access to this list is possible at any time - entries in -+ * the list are never destroyed. Modification of the list is -+ * safe only from the init code (i.e. modification must be -+ * single threaded), but read from an interrupt at the same -+ * time is possible and safe. -+ */ -+static maclist_entry_t *maclist_list = 0; -+ -+/* -+ * External interfaces. -+ * -+ * Add a single entry, returns 0 on success else an error -+ * code. Must be single threaded. -+ */ -+int maclist_add(const u8 new_id[6]) { -+ maclist_entry_t *new_entry, **tail; -+ -+ if (new_id == 0 || !is_valid_ether_addr(new_id)) { -+ printk(KERN_ERR MACLIST_NAME ": invalid ethernet address\n"); -+ return -EINVAL; -+ } -+ new_entry = kmalloc(sizeof *new_entry, GFP_KERNEL); -+ if (new_entry == 0) -+ return -ENOMEM; -+ new_entry->next = 0; -+ memcpy(new_entry->id, new_id, sizeof new_entry->id); -+ -+ tail = &maclist_list; -+ while (*tail != 0) -+ tail = &(*tail)->next; -+ *tail = new_entry; -+ return 0; -+} -+EXPORT_SYMBOL(maclist_add); -+ -+/* -+ * Return the current entry count (valid in any context). -+ */ -+int maclist_count(void) { -+ maclist_entry_t *tail = maclist_list; -+ int count = 0; -+ -+ while (tail != 0) { -+ tail = tail->next; -+ ++count; -+ } -+ -+ return count; -+} -+EXPORT_SYMBOL(maclist_count); -+ -+/* -+ * Return the ID from the n'th entry (valid in any context), -+ * returns 0 on success, -EINVAL if 'n' is out of range. -+ */ -+int maclist_read(u8 (*id)[6], int n) { -+ maclist_entry_t *entry = maclist_list; -+ -+ while (n > 0 && entry != 0) { -+ --n; -+ entry = entry->next; -+ } -+ -+ if (n == 0 && entry != 0) { -+ memcpy(id, entry->id, sizeof *id); -+ return 0; -+ } -+ -+ printk(KERN_ERR MACLIST_NAME ": id does not exist\n"); -+ return -EINVAL; -+} -+EXPORT_SYMBOL(maclist_read); -+ -+/* -+ * Parameter parsing. The option string is a list of MAC -+ * addresses, comma separated. (The parsing really should -+ * be somewhere central...) -+ */ -+static int __init maclist_setup(char *param) { -+ int bytes = 0, seen_a_digit = 0; -+ u8 id[6]; -+ -+ memset(id, 0, sizeof id); -+ -+ if (param) do { -+ int digit = -1; -+ switch (*param) { -+ case '0': digit = 0; break; -+ case '1': digit = 1; break; -+ case '2': digit = 2; break; -+ case '3': digit = 3; break; -+ case '4': digit = 4; break; -+ case '5': digit = 5; break; -+ case '6': digit = 6; break; -+ case '7': digit = 7; break; -+ case '8': digit = 8; break; -+ case '9': digit = 9; break; -+ case 'a': case 'A': digit = 10; break; -+ case 'b': case 'B': digit = 11; break; -+ case 'c': case 'C': digit = 12; break; -+ case 'd': case 'D': digit = 13; break; -+ case 'e': case 'E': digit = 14; break; -+ case 'f': case 'F': digit = 15; break; -+ case ':': -+ if (seen_a_digit) -+ bytes = (bytes+1) & ~1; -+ else -+ bytes += 2; /* i.e. ff::ff is ff:00:ff */ -+ seen_a_digit = 0; -+ break; -+ case 0: -+ if (bytes == 0) /* nothing new seen so far */ -+ return 0; -+ /*fall through*/ -+ case ',': case ';': -+ if (bytes > 0) -+ bytes = 12; /* i.e. all trailing bytes 0 */ -+ break; -+ default: -+ printk(KERN_ERR MACLIST_NAME ": invalid character <%c[%d]>\n", -+ *param, *param); -+ return -EINVAL; -+ } -+ -+ if (digit >= 0) { -+ id[bytes>>1] = (id[bytes>>1] << 4) + digit; break; -+ ++bytes; -+ seen_a_digit = 1; -+ } -+ -+ if (bytes >= 12) { -+ int rc = maclist_add(id); -+ if (rc) -+ return rc; -+ bytes = 0; -+ seen_a_digit = 0; -+ memset(id, 0, sizeof id); -+ if (*param == 0) -+ return 0; -+ } -+ ++param; -+ } while (1); -+ -+ return 0; -+} -+ -+/* -+ * procfs support, if compiled in. -+ */ -+#ifdef CONFIG_PROC_FS -+/* -+ * Character device read -+ */ -+static int maclist_getchar(off_t n) { -+ static char xdigit[16] = "0123456789abcdef"; -+ maclist_entry_t *head = maclist_list; -+ int b; -+ -+ do { -+ if (head == 0) -+ return -1; -+ if (n < 18) -+ break; -+ head = head->next; -+ n -= 18; -+ } while (1); -+ -+ if (n == 17) -+ return '\n'; -+ -+ b = n/3; -+ switch (n - b*3) { -+ case 0: return xdigit[head->id[b] >> 4]; -+ case 1: return xdigit[head->id[b] & 0xf]; -+ default: return ':'; -+ } -+} -+ -+/* -+ * The extensively undocumented proc_read_t callback is implemented here. -+ * Go look in fs/proc/generic.c: -+ * -+ * Prototype: -+ * int f(char *buffer, char **start, off_t offset, -+ * int count, int *peof, void *dat) -+ * -+ * Assume that the buffer is "count" bytes in size. -+ * -+ * 2) Set *start = an address within the buffer. -+ * Put the data of the requested offset at *start. -+ * Return the number of bytes of data placed there. -+ * If this number is greater than zero and you -+ * didn't signal eof and the reader is prepared to -+ * take more data you will be called again with the -+ * requested offset advanced by the number of bytes -+ * absorbed. -+ */ -+static int maclist_proc_read(char *buffer, char **start, off_t offset, -+ int count, int *peof, void *dat) { -+ int total; -+ -+ *start = buffer; -+ total = 0; -+ -+ while (total < count) { -+ int ch = maclist_getchar(offset++); -+ if (ch == -1) { -+ *peof = 1; -+ break; -+ } -+ *buffer++ = ch; -+ ++total; -+ } -+ -+ return total; -+} -+#endif -+ -+/* -+ * Finally, the init/exit functions. -+ */ -+static void __exit maclist_exit(void) -+{ -+ maclist_entry_t *list; -+ -+ remove_proc_entry(MACLIST_NAME, proc_net); -+ -+ list = maclist_list; -+ maclist_list = 0; -+ -+ while (list != 0) { -+ maclist_entry_t *head = list; -+ list = head->next; -+ kfree(head); -+ } -+} -+ -+#ifdef MODULE -+static char ids[256]; -+module_param_string(ids, ids, sizeof ids, 0); -+MODULE_PARM_DESC(ids, "comma separated list of MAC ids\n"); -+#else -+__setup("maclist_ids=", maclist_setup); -+#endif -+ -+static int __init maclist_init(void) -+{ -+# ifdef MODULE -+ if (ids[0]) -+ maclist_setup(ids); -+# endif -+ -+ /* Ignore failure, the module will still work. */ -+ (void)create_proc_read_entry(MACLIST_NAME, S_IRUGO, proc_net, maclist_proc_read, NULL); -+ -+ return 0; -+} -+ -+module_init(maclist_init); -+module_exit(maclist_exit); ---- linux-2.6.15/drivers/net/Makefile 1970-01-01 00:00:00.000000000 +0000 -+++ linux-2.6.15/drivers/net/Makefile 1970-01-01 00:00:00.000000000 +0000 -@@ -70,6 +70,7 @@ obj-$(CONFIG_RIONET) += rionet.o - # end link order section - # - -+obj-$(CONFIG_MACLIST) += maclist.o - obj-$(CONFIG_MII) += mii.o - obj-$(CONFIG_PHYLIB) += phy/ - ---- linux-2.6.15/drivers/net/Kconfig 1970-01-01 00:00:00.000000000 +0000 -+++ linux-2.6.15/drivers/net/Kconfig 1970-01-01 00:00:00.000000000 +0000 -@@ -166,6 +166,21 @@ config NET_ETHERNET - kernel: saying N will just cause the configurator to skip all - the questions about Ethernet network cards. If unsure, say N. - -+config MACLIST -+ tristate "Ethernet MAC repository" -+ depends on NET_ETHERNET -+ help -+ Some ethernet controllers have no built-in way of obtaining an -+ appropriate Ethernet MAC address. Such controllers have to be -+ initialised in a board-specific way, depending on how the allocated -+ MAC is stored. The MAC repository provides a set of APIs and a -+ proc entry (/proc/net/maclist) to store MAC values from the board -+ so that such drivers can obtain a MAC address without board-specific -+ code. You do not need to enable this device - it will be selected -+ automatically by any device which requires it. It is only useful -+ to enable it manually when building a device driver independently -+ of the kernel build. -+ - config MII - tristate "Generic Media Independent Interface device support" - depends on NET_ETHERNET |