powerpc: Print the kernel load address at the end of prom_init()

This makes it easier to debug crashes that happen very early before the kernel takes over Open Firmware by allowing us to relate the OF reported crashing addresses to offsets within the kernel. Signed-off-by: Benjamin Herrenschmidt <[email protected]> Signed-off-by: Michael Ellerman <[email protected]>
TechNexion · Aug 10, 2016 · 7d70c63 · 7d70c63
1 parent c7a318b
commit 7d70c63
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
@@ -2940,7 +2940,7 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4,
 
 	/* Don't print anything after quiesce under OPAL, it crashes OFW */
 	if (of_platform != PLATFORM_OPAL) {
-		prom_printf("Booting Linux via __start() ...\n");
+		prom_printf("Booting Linux via __start() @ 0x%lx ...\n", kbase);
 		prom_debug("->dt_header_start=0x%x\n", hdr);
 	}