Re: can't boot mpc5200, powerpc: Enable AT_BASE_PLATFORM aux vector

On Fri, 2008-07-25 at 17:00 -0500, Nathan Lynch wrote:

Jon Smirl wrote:

quoted

I've lost my ability to boot on the mpc5200. Reverting this patch fixes it.

How does it fail?

quoted

@@ -1652,6 +1655,14 @@ struct cpu_spec * __init identify_cpu(unsigned

long offset, unsigned int pvr)
 			} else
 				*t = *s;
 			*PTRRELOC(&cur_cpu_spec) = &the_cpu_spec;
+
+			/*
+			 * Set the base platform string once; assumes
+			 * we're called with real pvr first.
+			 */
+			if (powerpc_base_platform == NULL)
+				powerpc_base_platform = t->platform;
+

Hmm, maybe this needs RELOC/PTRRELOC tricks?

Hrm... indeed.

if (RELOC(powerpc_base_platform))
	RELOC(powerpc_base_platform) = t->platform;

try that.

Ben.