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-rw-r--r--arch/nios2/cpu/cpu.c11
-rw-r--r--arch/nios2/include/asm/system.h5
2 files changed, 10 insertions, 6 deletions
diff --git a/arch/nios2/cpu/cpu.c b/arch/nios2/cpu/cpu.c
index 6379534..d9c6544 100644
--- a/arch/nios2/cpu/cpu.c
+++ b/arch/nios2/cpu/cpu.c
@@ -40,11 +40,10 @@ int checkcpu (void)
return (0);
}
-
-int do_reset (void)
+int do_reset(void)
{
- void (*rst)(void) = (void(*)(void))CONFIG_SYS_RESET_ADDR;
- disable_interrupts ();
- rst();
- return(0);
+ disable_interrupts();
+ /* indirect call to go beyond 256MB limitation of toolchain */
+ nios2_callr(CONFIG_SYS_RESET_ADDR);
+ return 0;
}
diff --git a/arch/nios2/include/asm/system.h b/arch/nios2/include/asm/system.h
index bb03ca5..086d92b 100644
--- a/arch/nios2/include/asm/system.h
+++ b/arch/nios2/include/asm/system.h
@@ -56,4 +56,9 @@
((flags & NIOS2_STATUS_PIE_MSK) == 0x0); \
})
+/* indirect call to go beyond 256MB limitation of toolchain */
+#define nios2_callr(addr) __asm__ __volatile__ ( \
+ "callr %0" \
+ : : "r" (addr))
+
#endif /* __ASM_NIOS2_SYSTEM_H */