net: nfs: Move some prints to debug statements

Much of the information is verbose and derived directly from the
environment. Only output in debug mode. This also saves about 300 bytes
from the code size.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>

net/nfs.c

@@ -557,11 +557,13 @@ static int nfs_lookup_reply(uchar *pkt, unsigned len)
 				return -NFS_RPC_PROG_MISMATCH;
 			case 4:
 			default:
-				printf("*** ERROR: NFS version not supported: Requested: V%d, accepted: min V%d - max V%d\n",
-				       (supported_nfs_versions & NFSV2_FLAG) ?
+				puts("*** ERROR: NFS version not supported");
+				debug(": Requested: V%d, accepted: min V%d - max V%d\n",
+				      (supported_nfs_versions & NFSV2_FLAG) ?
 						2 : 3,
-				       ntohl(rpc_pkt.u.reply.data[0]),
-				       ntohl(rpc_pkt.u.reply.data[1]));
+				      ntohl(rpc_pkt.u.reply.data[0]),
+				      ntohl(rpc_pkt.u.reply.data[1]));
+				puts("\n");
 			}
 			break;
 		case NFS_RPC_PROG_UNAVAIL:
@@ -569,8 +571,8 @@ static int nfs_lookup_reply(uchar *pkt, unsigned len)
 		case NFS_RPC_GARBAGE_ARGS:
 		case NFS_RPC_SYSTEM_ERR:
 		default: /* Unknown error on 'accept state' flag */
-			printf("*** ERROR: accept state error (%d)\n",
-			       ntohl(rpc_pkt.u.reply.astatus));
+			debug("*** ERROR: accept state error (%d)\n",
+			      ntohl(rpc_pkt.u.reply.astatus));
 			break;
 		}
 		return -1;
@@ -781,7 +783,7 @@ static void nfs_handler(uchar *pkt, unsigned dest, struct in_addr sip,
 		if (reply == -NFS_RPC_DROP) {
 			break;
 		} else if (reply == -NFS_RPC_ERR) {
-			puts("*** ERROR: Cannot umount\n");
+			debug("*** ERROR: Cannot umount\n");
 			net_set_state(NETLOOP_FAIL);
 		} else {
 			puts("\ndone\n");
@@ -845,7 +847,7 @@ static void nfs_handler(uchar *pkt, unsigned dest, struct in_addr sip,
 			if (!rlen)
 				nfs_download_state = NETLOOP_SUCCESS;
 			if (rlen < 0)
-				printf("NFS READ error (%d)\n", rlen);
+				debug("NFS READ error (%d)\n", rlen);
 			nfs_state = STATE_UMOUNT_REQ;
 			nfs_send();
 		}
@@ -864,7 +866,7 @@ void nfs_start(void)
 
 	if (nfs_path == NULL) {
 		net_set_state(NETLOOP_FAIL);
-		puts("*** ERROR: Fail allocate memory\n");
+		debug("*** ERROR: Fail allocate memory\n");
 		return;
 	}
 
@@ -875,8 +877,8 @@ void nfs_start(void)
 			(net_ip.s_addr >> 16) & 0xFF,
 			(net_ip.s_addr >> 24) & 0xFF);
 
-		printf("*** Warning: no boot file name; using '%s'\n",
-		       nfs_path);
+		debug("*** Warning: no boot file name; using '%s'\n",
+		      nfs_path);
 	} else {
 		char *p = net_boot_file_name;
 
@@ -894,10 +896,10 @@ void nfs_start(void)
 	nfs_filename = basename(nfs_path);
 	nfs_path     = dirname(nfs_path);
 
-	printf("Using %s device\n", eth_get_name());
+	debug("Using %s device\n", eth_get_name());
 
-	printf("File transfer via NFS from server %pI4; our IP address is %pI4",
-	       &nfs_server_ip, &net_ip);
+	debug("File transfer via NFS from server %pI4; our IP address is %pI4",
+	      &nfs_server_ip, &net_ip);
 
 	/* Check if we need to send across this subnet */
 	if (net_gateway.s_addr && net_netmask.s_addr) {
@@ -907,18 +909,17 @@ void nfs_start(void)
 		our_net.s_addr = net_ip.s_addr & net_netmask.s_addr;
 		server_net.s_addr = net_server_ip.s_addr & net_netmask.s_addr;
 		if (our_net.s_addr != server_net.s_addr)
-			printf("; sending through gateway %pI4",
-			       &net_gateway);
+			debug("; sending through gateway %pI4",
+			      &net_gateway);
 	}
-	printf("\nFilename '%s/%s'.", nfs_path, nfs_filename);
+	debug("\nFilename '%s/%s'.", nfs_path, nfs_filename);
 
 	if (net_boot_file_expected_size_in_blocks) {
-		printf(" Size is 0x%x Bytes = ",
-		       net_boot_file_expected_size_in_blocks << 9);
+		debug(" Size is 0x%x Bytes = ",
+		      net_boot_file_expected_size_in_blocks << 9);
 		print_size(net_boot_file_expected_size_in_blocks << 9, "");
 	}
-	printf("\nLoad address: 0x%lx\n"
-		"Loading: *\b", load_addr);
+	debug("\nLoad address: 0x%lx\nLoading: *\b", load_addr);
 
 	net_set_timeout_handler(nfs_timeout, nfs_timeout_handler);
 	net_set_udp_handler(nfs_handler);