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NVRAM patch for PowerSurge: Difference between revisions
From Higher Intellect Vintage Wiki
(Created page with "<pre> Here is a patch to get NVRAM reads & writes working on PowerSurge again. Index: AppleNVRAM.cpp =================================================================== RCS f...") |
(No difference)
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Revision as of 01:19, 2 June 2019
Here is a patch to get NVRAM reads & writes working on PowerSurge again.
Index: AppleNVRAM.cpp
===================================================================
RCS file: /cvs/Darwin/System/xnu/iokit/Drivers/platform/drvAppleNVRAM/AppleNVRAM.cpp,
v
retrieving revision 1.1.1.2
diff -u -d -b -w -r1.1.1.2 AppleNVRAM.cpp
--- AppleNVRAM.cpp 2000/11/30 01:31:47 1.1.1.2
+++ AppleNVRAM.cpp 2001/03/21 01:13:06
@@ -91,9 +91,10 @@
case kNVRAMTypePort:
for (cnt = 0; cnt < length; cnt++) {
- *_nvramPort = (offset + length) >> 5;
+ *_nvramPort = (offset + cnt) >> 5;
eieio();
- buffer[cnt] = _nvramData[((offset + length) & 0x1F) << 4];
+ buffer[cnt] = _nvramData[((offset + cnt) & 0x1F) << 4];
+ eieio();
}
break;
@@ -130,9 +131,9 @@
case kNVRAMTypePort:
for (cnt = 0; cnt < length; cnt++) {
- *_nvramPort = (offset + length) >> 5;
+ *_nvramPort = (offset + cnt) >> 5;
eieio();
- _nvramData[((offset + length) & 0x1F) << 4] = buffer[cnt];
+ _nvramData[((offset + cnt) & 0x1F) << 4] = buffer[cnt];
eieio();
}
break;