From: Michael Ellerman Date: Fri, 30 Sep 2022 08:27:06 +0000 (+1000) Subject: powerpc/64: Add logical PVR to the hardware description X-Git-Tag: v6.1-rc1~103^2~8 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=48b7019b6abd029d3800620bb53f0ae3ca052441;p=thirdparty%2Fkernel%2Flinux.git powerpc/64: Add logical PVR to the hardware description If we detect a logical PVR add that to the hardware description, which is printed at boot and in case of an oops. eg: Hardware name: ... 0xf000004 Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20220930082709.55830-3-mpe@ellerman.id.au --- diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 09f07cc57216d..83fc72202838b 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -390,8 +390,10 @@ static int __init early_init_dt_scan_cpus(unsigned long node, */ if (!dt_cpu_ftrs_in_use()) { prop = of_get_flat_dt_prop(node, "cpu-version", NULL); - if (prop && (be32_to_cpup(prop) & 0xff000000) == 0x0f000000) + if (prop && (be32_to_cpup(prop) & 0xff000000) == 0x0f000000) { identify_cpu(0, be32_to_cpup(prop)); + seq_buf_printf(&ppc_hw_desc, "0x%04x ", be32_to_cpup(prop)); + } check_cpu_feature_properties(node); check_cpu_features(node, "ibm,pa-features", ibm_pa_features,