Subversion Repositories mips_enhanced

extern rsysreg(int addr);

extern wsysreg(int *addr, int data);

cache_disable()

{

  asm(" sta %g0, [%g0] 2 ");

}

cache_enable()

{

  asm(" set 0x81000f, %o0; sta %o0, [%g0] 2 ");

}

ramfill()

{

        int dbytes, ibytes, isets, dsets;

        int icconf, dcconf;

        int cachectrl;

        icconf = rsysreg(8);

        dcconf = rsysreg(12);

        isets = ((icconf >> 24) & 3) + 1;

        dsets = ((dcconf >> 24) & 3) + 1;

        ibytes = (1 << (((icconf >> 20) & 0xF) + 10)) * isets;

        dbytes = (1 << (((dcconf >> 20) & 0xF) + 10)) * dsets;

        cache_disable();

        ifill(ibytes);

        dfill(dbytes);

        flush();

        cache_enable();

}