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-rw-r--r--arch/powerpc/lib/board.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/powerpc/lib/board.c b/arch/powerpc/lib/board.c
index fea310e..07feaf5 100644
--- a/arch/powerpc/lib/board.c
+++ b/arch/powerpc/lib/board.c
@@ -345,6 +345,13 @@ ulong get_effective_memsize(void)
#endif
}
+int __fixup_cpu(void)
+{
+ return 0;
+}
+
+int fixup_cpu(void) __attribute__((weak, alias("__fixup_cpu")));
+
/*
* This is the first part of the initialization sequence that is
* implemented in C, but still running from ROM.
@@ -521,9 +528,8 @@ void board_init_f(ulong bootflag)
addr_sp -= 16;
addr_sp &= ~0xF;
s = (ulong *) addr_sp;
- *s-- = 0;
- *s-- = 0;
- addr_sp = (ulong) s;
+ *s = 0; /* Terminate back chain */
+ *++s = 0; /* NULL return address */
debug("Stack Pointer at: %08lx\n", addr_sp);
/*
@@ -647,6 +653,12 @@ void board_init_r(gd_t *id, ulong dest_addr)
* We need to update it to point to the same CPU entry in RAM.
*/
gd->cpu += dest_addr - CONFIG_SYS_MONITOR_BASE;
+
+ /*
+ * If we didn't know the cpu mask & # cores, we can save them of
+ * now rather than 'computing' them constantly
+ */
+ fixup_cpu();
#endif
#ifdef CONFIG_SYS_EXTRA_ENV_RELOC