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File i2c-tools-r6250-ddr3-fix-ext-temp-refresh.diff of Package i2c-tools
Subject: decode-dimms: Fix DDR3 extended temp range refresh rate decoding Upstream: yes (r6250) Based on a patch from Peter Missel. The meaning of byte 31, bit 1, was inverted. Also, this bit is only meaningful if the extended temperature range is supported (bit 0 is set.) --- i2c-tools-3.1/eeprom/decode-dimms (revision 6231) +++ i2c-tools-3.1/eeprom/decode-dimms (revision 6250) @@ -1289,8 +1289,9 @@ printl("DLL-Off Mode supported?", ($bytes->[30] & 128) ? "Yes" : "No"); printl("Operating temperature range", sprintf "0-%d degrees C", ($bytes->[31] & 1) ? 95 : 85); - printl("Refresh Rate in extended temp range", - ($bytes->[31] & 2) ? "2X" : "1X"); + printl_cond($bytes->[31] & 1, + "Refresh Rate in extended temp range", + ($bytes->[31] & 2) ? "1X" : "2X"); printl("Auto Self-Refresh?", ($bytes->[31] & 4) ? "Yes" : "No"); printl("On-Die Thermal Sensor readout?", ($bytes->[31] & 8) ? "Yes" : "No");