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authorDavid S. Miller <davem@davemloft.net>2008-10-08 14:56:41 -0700
committerDavid S. Miller <davem@davemloft.net>2008-10-08 14:56:41 -0700
commit4dd565134ece7e5d528d4c5288879310c54419e9 (patch)
treee08910d2d0feae0c030f8f01acc9b03eb760ad9a /drivers/net/e1000e/param.c
parent071d7ab6649eb34a873a53e71635186e9117101d (diff)
parent69849375d6b13e94d08cdc94b49b11fbab454a0e (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/e1000e/ich8lan.c drivers/net/e1000e/netdev.c
Diffstat (limited to 'drivers/net/e1000e/param.c')
-rw-r--r--drivers/net/e1000e/param.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/net/e1000e/param.c b/drivers/net/e1000e/param.c
index f46db6cda48..77a3d7207a5 100644
--- a/drivers/net/e1000e/param.c
+++ b/drivers/net/e1000e/param.c
@@ -142,6 +142,15 @@ E1000_PARAM(SmartPowerDownEnable, "Enable PHY smart power down");
*/
E1000_PARAM(KumeranLockLoss, "Enable Kumeran lock loss workaround");
+/*
+ * Write Protect NVM
+ *
+ * Valid Range: 0, 1
+ *
+ * Default Value: 1 (enabled)
+ */
+E1000_PARAM(WriteProtectNVM, "Write-protect NVM [WARNING: disabling this can lead to corrupted NVM]");
+
struct e1000_option {
enum { enable_option, range_option, list_option } type;
const char *name;
@@ -415,4 +424,25 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
opt.def);
}
}
+ { /* Write-protect NVM */
+ const struct e1000_option opt = {
+ .type = enable_option,
+ .name = "Write-protect NVM",
+ .err = "defaulting to Enabled",
+ .def = OPTION_ENABLED
+ };
+
+ if (adapter->flags & FLAG_IS_ICH) {
+ if (num_WriteProtectNVM > bd) {
+ unsigned int write_protect_nvm = WriteProtectNVM[bd];
+ e1000_validate_option(&write_protect_nvm, &opt,
+ adapter);
+ if (write_protect_nvm)
+ adapter->flags |= FLAG_READ_ONLY_NVM;
+ } else {
+ if (opt.def)
+ adapter->flags |= FLAG_READ_ONLY_NVM;
+ }
+ }
+ }
}