diff --git a/lib_i386/bios_setup.c b/lib_i386/bios_setup.c
index 75f04a0..33c842c 100644
--- a/lib_i386/bios_setup.c
+++ b/lib_i386/bios_setup.c
@@ -140,8 +140,9 @@
 {
 	static int done=0;
 	int vector;
+#ifdef CONFIG_PCI
 	struct pci_controller *pri_hose;
-
+#endif
 	if (done) {
 		return 0;
 	}
@@ -223,12 +224,13 @@
 	 * (This, ofcause break on multi hose systems,
 	 *  but our PCI BIOS only support one hose anyway)
 	 */
+#ifdef CONFIG_PCI
 	pri_hose = pci_bus_to_hose(0);
 	if (NULL != pri_hose) {
 		/* fill in last pci bus number for use by the realmode
 		 * PCI BIOS */
 		RELOC_16_BYTE(0xf000, pci_last_bus) = pri_hose->last_busno;
 	}
-
+#endif
 	return 0;
 }
diff --git a/lib_i386/board.c b/lib_i386/board.c
index 55fa42a..f3da0a2 100644
--- a/lib_i386/board.c
+++ b/lib_i386/board.c
@@ -213,7 +213,7 @@
 	NULL,
 };
 
-gd_t *global_data;
+gd_t *gd;
 
 void start_i386boot (void)
 {
@@ -226,7 +226,7 @@
 
 	show_boot_progress(0x21);
 
-	gd = global_data = &gd_data;
+	gd = &gd_data;
 	/* compiler optimization barrier needed for GCC >= 3.4 */
 	__asm__ __volatile__("": : :"memory");
 
@@ -266,7 +266,7 @@
 		int i;
 		ulong reg;
 		char *s, *e;
-		uchar tmp[64];
+		char tmp[64];
 
 		i = getenv_r ("ethaddr", tmp, sizeof (tmp));
 		s = (i > 0) ? tmp : NULL;
@@ -412,7 +412,10 @@
 unsigned long do_go_exec (ulong (*entry)(int, char *[]), int argc, char *argv[])
 {
 	/*
-	 * Nios function pointers are address >> 1
+	 * TODO: Test this function - changed to fix compiler error.
+	 * Original code was:
+	 *   return (entry >> 1) (argc, argv);
+	 * with a comment about Nios function pointers are address >> 1
 	 */
-	return (entry >> 1) (argc, argv);
+	return (entry) (argc, argv);
 }
diff --git a/lib_i386/bootm.c b/lib_i386/bootm.c
index 522d7ad..613e339 100644
--- a/lib_i386/bootm.c
+++ b/lib_i386/bootm.c
@@ -34,7 +34,7 @@
 	void		*base_ptr;
 	ulong		os_data, os_len;
 	image_header_t	*hdr;
-	int		ret;
+
 #if defined(CONFIG_FIT)
 	const void	*data;
 	size_t		len;
diff --git a/lib_i386/video_bios.c b/lib_i386/video_bios.c
index 45f78e2..ce96a3e 100644
--- a/lib_i386/video_bios.c
+++ b/lib_i386/video_bios.c
@@ -136,6 +136,8 @@
 
 #endif
 
+#ifdef CONFIG_VIDEO
+
 static int probe_isa_video(void)
 {
 	u32 ptr;
@@ -217,3 +219,4 @@
 	return 1;
 
 }
+#endif