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#include "master.hpp"
namespace factor
{
void flush_icache(cell start, cell len)
{
int result;
/* XXX: why doesn't this work on Nokia n800? It should behave
identically to the below assembly. */
/* result = syscall(__ARM_NR_cacheflush,start,start + len,0); */
/* Assembly swiped from
http://lists.arm.linux.org.uk/pipermail/linux-arm/2002-July/003931.html
*/
__asm__ __volatile__ (
"mov r0, %1\n"
"sub r1, %2, #1\n"
"mov r2, #0\n"
"swi " __sys1(__ARM_NR_cacheflush) "\n"
"mov %0, r0\n"
: "=r" (result)
: "r" (start), "r" (start + len)
: "r0","r1","r2");
if(result < 0)
critical_error("flush_icache() failed",result);
}
}
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