More documentation fixes.

Author: joevt

zdocs/developers/cpu/powerpc/powerpc.md

@@ -111,7 +111,7 @@ PowerPC supports both big-endian and little-endian modes. Mac OS largely operate
 
 * To accommodate for early programs compiled on PowerPC 601 Macs, the classic Mac OS has to emulate the POWER instructions that were removed from later processors.
 
-* BeOS uses the exception handler by deliberating invoking a supervisor-level instruction while the PR bit is set in the MSR.
+* BeOS uses the exception handler by deliberately invoking a supervisor-level instruction while the PR bit is set in the MSR.
 
 * Mac OS X touches the FP bit in the MSR to performing floating-point operations.
 

zdocs/developers/misc.md

@@ -2,7 +2,7 @@
 
 The Old World ROM is always 4 megabytes (MB). The first three MB are reserved for the 68k code, while the last MB is for the PowerPC boot-up code.
 
-New World ROMs are 1 MB stubs containing OpenFirmware and some basic drivers, but has an additional ROM stored on the Mac's hard disk to provide Toolbox functionality. The ROMs stored on the Mac's hard disk also had updates distributed.
+New World ROMs are 1 MB stubs containing Open Firmware and some basic drivers, but has an additional ROM stored on the Mac's hard disk to provide Toolbox functionality. The ROMs stored on the Mac's hard disk also had updates distributed.
 
 Within Apple, the project to overhaul Mac OS ROM code from separate portable, low-end, and high-end branches into a single codebase was called SuperMario.
 

zdocs/users/manual.md

@@ -118,7 +118,7 @@ Set the ADB devices to attach, comma-separated
 --adb_devices TEXT
 ```
 
-Change where the output of OpenFirmware is directed to, either to the command line (with stdio) or a Unix socket (unavailable in Windows builds). OpenFirmware 1.x outputs here by default.
+Change where the output of Open Firmware is directed to, either to the command line (with stdio) or a Unix socket (unavailable in Windows builds). Open Firmware 1.x outputs here by default.
 
 ### Command Line Examples
 
@@ -140,7 +140,7 @@ dingusppc -b "Power_Mac_G3_Beige.ROM" -d --rambank1_size 64 --rambank2_size 64 -
 
 The debugger will be turned on here, due to the presence of `-d`. The CD ROM image will be loaded in.
 
-## Accessing OpenFirmware
+## Accessing Open Firmware
 
 After booting from a PCI Power Mac ROM without any disk images, enter the debugger and change the NVRAM property `auto-boot?` to false. Exit out of the emulator and boot it back up to access it.