Add the PVR and CPU name to the hardware description, which is printed
at boot and in case of an oops.
eg: Hardware name: ... POWER8E (raw) 0x4b0201
Signed-off-by: Michael Ellerman <m...@ellerman.id.au>
---
arch/powerpc/kernel/prom.c | 4 ++++
1 file changed, 4 insertions(+)
v3: Drop "cpu:" and "pvr:" tags for brevity.
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 2e7a04dab2f7..09f07cc57216 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -30,6 +30,7 @@
#include <linux/libfdt.h>
#include <linux/cpu.h>
#include <linux/pgtable.h>
+#include <linux/seq_buf.h>
#include <asm/rtas.h>
#include <asm/page.h>
@@ -819,6 +820,9 @@ void __init early_init_devtree(void *params)
dt_cpu_ftrs_scan();
+ // We can now add the CPU name & PVR to the hardware description
+ seq_buf_printf(&ppc_hw_desc, "%s 0x%04lx ", cur_cpu_spec->cpu_name,
mfspr(SPRN_PVR));
+
/* Retrieve CPU related informations from the flat tree
* (altivec support, boot CPU ID, ...)
*/
--
2.37.3
