/*-----------------------------------------------------------------------*/
ENTRY(c_runtime_cpu_setup)
- /* If I-cache is enabled invalidate it */
-#ifndef CONFIG_SYS_ICACHE_OFF
- ic iallu /* I+BTB cache invalidate */
- isb sy
-#endif
-
/* Relocate vBAR */
adr x0, vectors
switch_el x1, 3f, 2f, 1f
#include <asm-offsets.h>
#include <config.h>
#include <linux/linkage.h>
+#include <asm/macro.h>
/*
* void relocate_code (addr_moni)
* x0 holds the destination address.
*/
ENTRY(relocate_code)
+ stp x29, x30, [sp, #-32]! /* create a stack frame */
+ mov x29, sp
+ str x0, [sp, #16]
/*
* Copy u-boot from flash to RAM
*/
stp x10, x11, [x0], #16 /* copy to target address [x0] */
cmp x1, x2 /* until source end address [x2] */
b.lo copy_loop
+ str x0, [sp, #24]
/*
* Fix .rela.dyn relocations
b.lo fixloop
relocate_done:
+ switch_el x1, 3f, 2f, 1f
+ bl hang
+3: mrs x0, sctlr_el3
+ b 0f
+2: mrs x0, sctlr_el2
+ b 0f
+1: mrs x0, sctlr_el1
+0: tbz w0, #2, 5f /* skip flushing cache if disabled */
+ tbz w0, #12, 4f /* invalide i-cache is enabled */
+ ic iallu /* i-cache invalidate all */
+ isb sy
+4: ldp x0, x1, [sp, #16]
+ bl __asm_flush_dcache_range
+5: ldp x29, x30, [sp],#16
ret
ENDPROC(relocate_code)