Fix poweroff fail for Talos lite

Talos lite has only one socket and unmounted all the components related to the second CPU.
False power good of the second CPU's power may casue the system poweroff fail.
So gate the power good of the second CPU's power by the present signal of the second CPU.

Signed-off-by: Xing Zhao <zxingsh@cn.ibm.com>

1 files changed, 6 insertions, 6 deletions

diff --git a/main.v b/main.v
index 83e5d38..1d6bb49 100644
--- a/main.v
+++ b/main.v
@@ -866,18 +866,18 @@ module system_fpga_top
 		pg_buf[0] = atx_pg;
 		pg_buf[1] = miscio_pg;
 		pg_buf[2] = vdna_pg;
-		pg_buf[3] = vdnb_pg | (~mfr_force_cpub_present & cpub_present_n & en_buf[3]);
+		pg_buf[3] = (~cpub_present_n & vdnb_pg) | (~mfr_force_cpub_present & cpub_present_n & en_buf[3]);
 		pg_buf[4] = avdd_pg;
 		pg_buf[5] = vioa_pg;
-		pg_buf[6] = viob_pg | (~mfr_force_cpub_present & cpub_present_n & en_buf[6]);
+		pg_buf[6] = (~cpub_present_n & viob_pg) | (~mfr_force_cpub_present & cpub_present_n & en_buf[6]);
 		pg_buf[7] = vdda_pg;
-		pg_buf[8] = vddb_pg | (~mfr_force_cpub_present & cpub_present_n & en_buf[8]);
+		pg_buf[8] = (~cpub_present_n & vddb_pg) | (~mfr_force_cpub_present & cpub_present_n & en_buf[8]);
 		pg_buf[9] = vcsa_pg;
-		pg_buf[10] = vcsb_pg | (~mfr_force_cpub_present & cpub_present_n & en_buf[10]);
+		pg_buf[10] = (~cpub_present_n & vcsb_pg) | (~mfr_force_cpub_present & cpub_present_n & en_buf[10]);
 		pg_buf[11] = vppab_pg;
-		pg_buf[12] = vppcd_pg | (~mfr_force_cpub_present & cpub_present_n & en_buf[12]);
+		pg_buf[12] = (~cpub_present_n & vppcd_pg) | (~mfr_force_cpub_present & cpub_present_n & en_buf[12]);
 		pg_buf[13] = vddrab_pg;
-		pg_buf[14] = vddrcd_pg | (~mfr_force_cpub_present & cpub_present_n & en_buf[14]);
+		pg_buf[14] = (~cpub_present_n & vddrcd_pg) | (~mfr_force_cpub_present & cpub_present_n & en_buf[14]);
 	end
 
 	// Enable outputs