gwj / at91sam9263 · Commits

Commit 03daf0e361d58eb5a6d8ea9963ca63f919c15f85

Authored by bellard
1 parent d219f7e7

moved cache flush to dyngen header 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@235 c046a42c-6fe2-441c-8c8c-71466251a162
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Showing 1 changed file with 76 additions and 0 deletions
dyngen.h
  View file @03daf0e
... ... @@ -18,6 +18,82 @@
18 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 19 */
20 20  
  21 +int __op_param1, __op_param2, __op_param3;
  22 +int __op_jmp0, __op_jmp1;
  23 +
  24 +#ifdef __i386__
  25 +static inline void flush_icache_range(unsigned long start, unsigned long stop)
  26 +{
  27 +}
  28 +#endif
  29 +
  30 +#ifdef __s390__
  31 +static inline void flush_icache_range(unsigned long start, unsigned long stop)
  32 +{
  33 +}
  34 +#endif
  35 +
  36 +#ifdef __ia64__
  37 +static inline void flush_icache_range(unsigned long start, unsigned long stop)
  38 +{
  39 +}
  40 +#endif
  41 +
  42 +#ifdef __powerpc__
  43 +
  44 +#define MIN_CACHE_LINE_SIZE 8 /* conservative value */
  45 +
  46 +static void inline flush_icache_range(unsigned long start, unsigned long stop)
  47 +{
  48 + unsigned long p;
  49 +
  50 + p = start & ~(MIN_CACHE_LINE_SIZE - 1);
  51 + stop = (stop + MIN_CACHE_LINE_SIZE - 1) & ~(MIN_CACHE_LINE_SIZE - 1);
  52 +
  53 + for (p = start; p < stop; p += MIN_CACHE_LINE_SIZE) {
  54 + asm volatile ("dcbst 0,%0" : : "r"(p) : "memory");
  55 + }
  56 + asm volatile ("sync" : : : "memory");
  57 + for (p = start; p < stop; p += MIN_CACHE_LINE_SIZE) {
  58 + asm volatile ("icbi 0,%0" : : "r"(p) : "memory");
  59 + }
  60 + asm volatile ("sync" : : : "memory");
  61 + asm volatile ("isync" : : : "memory");
  62 +}
  63 +#endif
  64 +
  65 +#ifdef __alpha__
  66 +static inline void flush_icache_range(unsigned long start, unsigned long stop)
  67 +{
  68 + asm ("imb");
  69 +}
  70 +#endif
  71 +
  72 +#ifdef __sparc__
  73 +
  74 +static void inline flush_icache_range(unsigned long start, unsigned long stop)
  75 +{
  76 + unsigned long p;
  77 +
  78 + p = start & ~(8UL - 1UL);
  79 + stop = (stop + (8UL - 1UL)) & ~(8UL - 1UL);
  80 +
  81 + for (; p < stop; p += 8)
  82 + __asm__ __volatile__("flush\t%0" : : "r" (p));
  83 +}
  84 +
  85 +#endif
  86 +
  87 +#ifdef __arm__
  88 +static inline void flush_icache_range(unsigned long start, unsigned long stop)
  89 +{
  90 + register unsigned long _beg __asm ("a1") = start;
  91 + register unsigned long _end __asm ("a2") = stop;
  92 + register unsigned long _flg __asm ("a3") = 0;
  93 + __asm __volatile__ ("swi 0x9f0002" : : "r" (_beg), "r" (_end), "r" (_flg));
  94 +}
  95 +#endif
  96 +
21 97 #ifdef __alpha__
22 98  
23 99 register int gp asm("$29");
... ...