ppc: Use r12 instead of r14 as GOT pointer.

[oweals/u-boot.git] / cpu / mpc512x / start.S

diff --git a/cpu/mpc512x/start.S b/cpu/mpc512x/start.S
index 46c5efa053d90f126272f324472950e5780c79d6..d26b61707e07057c8d82c74af0579b3150d10490 100644 (file)
--- a/cpu/mpc512x/start.S
+++ b/cpu/mpc512x/start.S
@@ -65,7 +65,7 @@
 /*
  * Set up GOT: Global Offset Table
  *
- * Use r14 to access the GOT
+ * Use r12 to access the GOT
  */
        START_GOT
        GOT_ENTRY(_GOT2_TABLE_)
@@ -486,6 +486,7 @@ relocate_code:
        mr      r9,  r4         /* Save copy of Global Data pointer */
        mr      r10, r5         /* Save copy of Destination Address */
 
+       GET_GOT
        mr      r3,  r5                         /* Destination Address */
        lis     r4, CONFIG_SYS_MONITOR_BASE@h           /* Source      Address */
        ori     r4, r4, CONFIG_SYS_MONITOR_BASE@l
@@ -504,7 +505,7 @@ relocate_code:
        sub     r15, r10, r4
 
        /* First our own GOT */
-       add     r14, r14, r15
+       add     r12, r12, r15
        /* then the one used by the C code */
        add     r30, r30, r15
 
@@ -584,7 +585,7 @@ relocate_code:
 
 in_ram:
        /*
-        * Relocation Function, r14 point to got2+0x8000
+        * Relocation Function, r12 point to got2+0x8000
         *
         * Adjust got2 pointers, no need to check for 0, this code
         * already puts a few entries in the table.
@@ -648,6 +649,8 @@ clear_bss:
         */
        .globl  trap_init
 trap_init:
+       mflr    r4              /* save link register */
+       GET_GOT
        lwz     r7, GOT(_start)
        lwz     r8, GOT(_end_of_vectors)
 
@@ -655,8 +658,6 @@ trap_init:
 
        cmplw   0, r7, r8
        bgelr                   /* return if r7>=r8 - just in case */
-
-       mflr    r4              /* save link register */
 1:
        lwz     r0, 0(r7)
        stw     r0, 0(r9)