* [PATCH] powerpc: Print the kernel load address at the end of prom_init
@ 2016-08-10 7:29 Benjamin Herrenschmidt
2016-08-11 11:16 ` Michael Ellerman
0 siblings, 1 reply; 2+ messages in thread
From: Benjamin Herrenschmidt @ 2016-08-10 7:29 UTC (permalink / raw)
To: linuxppc-dev
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 <benh@kernel.crashing.org>
---
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 6ee4b72..2ea0ea5 100644
--- 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() @%lx ...\n", kbase);
prom_debug("->dt_header_start=0x%x\n", hdr);
}
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2016-08-10 7:29 [PATCH] powerpc: Print the kernel load address at the end of prom_init Benjamin Herrenschmidt
2016-08-11 11:16 ` Michael Ellerman
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