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arm_linux.S for cache ops and random fixes

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@587 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-09-14 19:41:41 +00:00
parent f11bad75ed
commit 095a240bd9
11 changed files with 50 additions and 35 deletions
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26
common/arm_linux.S Normal file
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@ -0,0 +1,26 @@
@ vim:filetype=armasm
#include <sys/syscall.h>
.global cache_flush_d_inval_i @ const void *start_addr, const void *end_addr
cache_flush_d_inval_i:
mov r2, #0
#ifdef __ARM_EABI__
/* EABI version */
str r7, [sp, #-4]!
mov r7, #(__ARM_NR_cacheflush & 0xff)
#if (__ARM_NR_cacheflush & 0x00ff00)
orr r7, r7, #(__ARM_NR_cacheflush & 0x00ff00)
#endif
#if (__ARM_NR_cacheflush & 0xff0000)
orr r7, r7, #(__ARM_NR_cacheflush & 0xff0000)
#endif
swi 0
ldr r7, [sp], #4
#else
/* OABI */
swi __ARM_NR_cacheflush
#endif
bx lr