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Nios II - Fix I/O Macros and mini-app stubs

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-Fix asm/io.h macros
  -Eliminate use of CACHE_BYPASS in cpu code
  -Eliminate assembler warnings
  -Fix mini-app stubs and force no small data
  Patch by Scott McNutt, 08 Jun 2006
This commit is contained in:
Scott McNutt
2006-06-08 11:59:57 -04:00
parent e461a24113
commit c2ced000f4
10 changed files with 58 additions and 43 deletions
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7
include/asm-nios2/io.h
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@@ -39,12 +39,13 @@ extern unsigned inl (unsigned port);
#define readl(addr)\
({unsigned long val;\
asm volatile( "ldwio %0, 0(%1)" :"=r"(val) : "r" (addr)); val;})
#define writeb(addr,val)\
asm volatile ("stbio %0, 0(%1)" : : "r" (addr), "r" (val))
asm volatile ("stbio %1, 0(%0)" : : "r" (addr), "r" (val))
#define writew(addr,val)\
asm volatile ("sthio %0, 0(%1)" : : "r" (addr), "r" (val))
asm volatile ("sthio %1, 0(%0)" : : "r" (addr), "r" (val))
#define writel(addr,val)\
asm volatile ("stwio %0, 0(%1)" : : "r" (addr), "r" (val))
asm volatile ("stwio %1, 0(%0)" : : "r" (addr), "r" (val))
#define inb(addr) readb(addr)
#define inw(addr) readw(addr)