svn commit: r339316 - projects/power8_bringup_hacks/sys/powerpc/powerpc

[Leandro Lupori]

Author: luporl
Date: Thu Oct 11 19:18:06 2018
New Revision: 339316
URL: https://svnweb.freebsd.org/changeset/base/339316

Log:
  Initialize SPRG0 before its first possible use.

Modified:
  projects/power8_bringup_hacks/sys/powerpc/powerpc/machdep.c

Modified: projects/power8_bringup_hacks/sys/powerpc/powerpc/machdep.c
==============================================================================
--- projects/power8_bringup_hacks/sys/powerpc/powerpc/machdep.c	Thu Oct 11 19:06:54 2018	(r339315)
+++ projects/power8_bringup_hacks/sys/powerpc/powerpc/machdep.c	Thu Oct 11 19:18:06 2018	(r339316)
@@ -383,12 +383,12 @@ powerpc_init(vm_offset_t fdt, vm_offset_t toc, vm_offs
 	if (platform_smp_get_bsp(&bsp) != 0)
 		bsp.cr_cpuid = 0;
 	pc = &__pcpu[bsp.cr_cpuid];
+	__asm __volatile("mtsprg 0, %0" :: "r"(pc));
 	pcpu_init(pc, bsp.cr_cpuid, sizeof(struct pcpu));
 	pc->pc_curthread = &thread0;
 	thread0.td_oncpu = bsp.cr_cpuid;
 	pc->pc_cpuid = bsp.cr_cpuid;
 	pc->pc_hwref = bsp.cr_hwref;
-	__asm __volatile("mtsprg 0, %0" :: "r"(pc));
 
 	/*
 	 * Init KDB