libbase: implement flush_l2_cache for or1k

diff --git a/software/libbase/system.c b/software/libbase/system.c
index f0ea28fae914b163cd7fd754d2a88e55acb36227..607d122da1a934d3fa1933b5fd76d2f8d4a6c729 100644 (file)
--- a/software/libbase/system.c
+++ b/software/libbase/system.c
@@ -78,10 +78,12 @@ void flush_l2_cache(void)
        l2_nwords = 1 << wishbone2lasmi_cachesize_read();
        for(i=0;i<2*l2_nwords;i++) {
                addr = MAIN_RAM_BASE + i*4;
-#ifdef __lm32__
+#if defined (__lm32__)
                __asm__ volatile("lw %0, (%1+0)\n":"=r"(dummy):"r"(addr));
+#elif defined (__or1k__)
+               __asm__ volatile("l.lwz %0, 0(%1)\n":"=r"(dummy):"r"(addr));
 #else
-#warning TODO
+#error Unsupported architecture
 #endif
        }
 }