e1000e: support new PBA format from EEPROM

Provide support to e1000e for displaying the new format of the PBA found
in the EEPROM.  The unique PBA identifier is no longer restricted to
hexadecimal numbers and must now be read and displayed as a string.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h
index 016ea383145a..7245dc2e0b7c 100644
--- a/drivers/net/e1000e/defines.h
+++ b/drivers/net/e1000e/defines.h
@@ -488,6 +488,9 @@
 #define E1000_BLK_PHY_RESET   12
 #define E1000_ERR_SWFW_SYNC 13
 #define E1000_NOT_IMPLEMENTED 14
+#define E1000_ERR_INVALID_ARGUMENT  16
+#define E1000_ERR_NO_SPACE          17
+#define E1000_ERR_NVM_PBA_SECTION   18
 
 /* Loop limit on how long we wait for auto-negotiation to complete */
 #define FIBER_LINK_UP_LIMIT               50
@@ -650,13 +653,16 @@
 /* Mask bits for fields in Word 0x03 of the EEPROM */
 #define NVM_COMPAT_LOM    0x0800
 
+/* length of string needed to store PBA number */
+#define E1000_PBANUM_LENGTH             11
+
 /* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
 #define NVM_SUM                    0xBABA
 
 /* PBA (printed board assembly) number words */
 #define NVM_PBA_OFFSET_0           8
 #define NVM_PBA_OFFSET_1           9
-
+#define NVM_PBA_PTR_GUARD          0xFAFA
 #define NVM_WORD_SIZE_BASE_SHIFT   6
 
 /* NVM Commands - SPI */