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current_regs should be volatile; add support for nested interrupts; enable interrupts during syscall processing

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3475 42af7a65-404d-4744-a932-0658087f49c3
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patacongo
2011-04-06 23:01:06 +00:00
parent c0e7e4c2ff
commit bd12973b36
55 changed files with 295 additions and 144 deletions
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@@ -1653,6 +1653,11 @@
an up_initialize() provide the same kind of capability.
* arch/*/include/*/type.h: On some compilers, char defaults as unsigned.
Explicitly add signed to integer types if signed is what is required.
* arch/*: For all architectures -- Global register state save structure
(usually called current_regs) should be marked volatile; Added general
capability to support nested interrupts (not fully realized for all
architectures).