The branch main has been updated by jhb:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=7e7f7b91d0800e57894fd4404271931b3bb7449e

commit 7e7f7b91d0800e57894fd4404271931b3bb7449e
Author:     John Baldwin <[email protected]>
AuthorDate: 2022-04-12 21:58:59 +0000
Commit:     John Baldwin <[email protected]>
CommitDate: 2022-04-12 21:58:59 +0000

    powerpc cpudep_ap_setup: Quite unused variable warnings.
---
 sys/powerpc/aim/mp_cpudep.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/sys/powerpc/aim/mp_cpudep.c b/sys/powerpc/aim/mp_cpudep.c
index a73246487683..cb3856cc4bf0 100644
--- a/sys/powerpc/aim/mp_cpudep.c
+++ b/sys/powerpc/aim/mp_cpudep.c
@@ -307,8 +307,10 @@ cpudep_save_config(void *dummy)
 
 void
 cpudep_ap_setup()
-{ 
+{
+#ifndef __powerpc64__
        register_t      reg;
+#endif
        uint16_t        vers;
 
        vers = mfpvr() >> 16;
@@ -390,14 +392,14 @@ cpudep_ap_setup()
                case MPC7455:
                case MPC7457:
                        /* Only MPC745x CPUs have an L3 cache. */
-                       reg = mpc745x_l3_enable(bsp_state[3]);
+                       mpc745x_l3_enable(bsp_state[3]);
                default:
                        break;
                }
                
-               reg = mpc74xx_l2_enable(bsp_state[2]);
-               reg = mpc74xx_l1d_enable();
-               reg = mpc74xx_l1i_enable();
+               mpc74xx_l2_enable(bsp_state[2]);
+               mpc74xx_l1d_enable();
+               mpc74xx_l1i_enable();
 
                break;
        case IBMPOWER7:

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