powerpc: Print MMU_FTRS_POSSIBLE & MMU_FTRS_ALWAYS at startup

Similar to CPU_FTRS_[POSSIBLE|ALWAYS], let's also print
MMU_FTRS_[POSSIBLE|ALWAYS]. This has some useful data to capture during
bootup.

Reviewed-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org>
Signed-off-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Tested-by: Venkat Rao Bagalkote <venkat88@linux.ibm.com>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/c37a9f314a723048d25aa5424f7ede8eec691d86.1773078178.git.ritesh.list@gmail.com

diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index b1761909c23fec9da726faeba94613207f60831c..8a86b0efcb1c6dd0e8cd36798c99b9c4ff5c334f 100644 (file)
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -865,6 +865,10 @@ static __init void print_system_info(void)
                cur_cpu_spec->cpu_user_features,
                cur_cpu_spec->cpu_user_features2);
        pr_info("mmu_features      = 0x%08x\n", cur_cpu_spec->mmu_features);
+       pr_info("  possible        = 0x%016lx\n",
+               (unsigned long)MMU_FTRS_POSSIBLE);
+       pr_info("  always          = 0x%016lx\n",
+               (unsigned long)MMU_FTRS_ALWAYS);
 #ifdef CONFIG_PPC64
        pr_info("firmware_features = 0x%016lx\n", powerpc_firmware_features);
 #ifdef CONFIG_PPC_BOOK3S