@@ -61,9 +61,7 @@ int icache_bsize;
int ucache_bsize;
/*
- * We're called here very early in the boot. We determine the machine
- * type and call the appropriate low-level setup functions.
- * -- Cort <cort@fsmlabs.com>
+ * We're called here very early in the boot.
*
* Note that the kernel may be running at an address which is different
* from the address that it was linked at, so we must use RELOC/PTRRELOC
@@ -91,6 +89,10 @@ notrace unsigned long __init early_init(unsigned long dt_ptr)
/*
+ * This is run before start_kernel(), the kernel has been relocated
+ * and we are running with enough of the MMU enabled to have our
+ * proper kernel virtual addresses
+ *
* Find out what kind of machine we're on and save any data we need
* from the early boot process (devtree is copied on pmac by prom_init()).
* This is called very early on the boot process, after a minimal
early_init() is called in-place before kernel relocation and using whatever MMU setup exists at the point the kernel is entered. machine_init() is called after relocation and after some initial mapping of PAGE_OFFSET has been established (typically using BATs on 6xx/7xx/7xxx processors or some form of bolted TLB on others). Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> --- arch/powerpc/kernel/setup_32.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)