diff --git a/src/northbridge/amd/pi/00730F01/northbridge.c b/src/northbridge/amd/pi/00730F01/northbridge.c
index 6d5418a..b778da5 100644
--- a/src/northbridge/amd/pi/00730F01/northbridge.c
+++ b/src/northbridge/amd/pi/00730F01/northbridge.c
@@ -83,9 +83,9 @@
 	u32 tempreg;
 	/* io range allocation */
 	tempreg = (nodeid&0xf) | ((nodeid & 0x30)<<(8-4)) | (linkn<<4) | ((io_max&0xf0)<<(12-4)); //limit
-	for (i=0; i<node_nums; i++)
+	for (i = 0; i < node_nums; i++)
 		pci_write_config32(__f1_dev[i], reg+4, tempreg);
-	tempreg = 3 /*| ( 3<<4)*/ | ((io_min&0xf0)<<(12-4));	      //base :ISA and VGA ?
+	tempreg = 3 /*| (3<<4)*/ | ((io_min&0xf0)<<(12-4));	      //base :ISA and VGA ?
 #if 0
 	// FIXME: can we use VGA reg instead?
 	if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_VGA) {
@@ -97,7 +97,7 @@
 		tempreg |= PCI_IO_BASE_NO_ISA;
 	}
 #endif
-	for (i=0; i<node_nums; i++)
+	for (i = 0; i < node_nums; i++)
 		pci_write_config32(__f1_dev[i], reg, tempreg);
 }
 
@@ -107,10 +107,10 @@
 	u32 tempreg;
 	/* io range allocation */
 	tempreg = (nodeid&0xf) | (linkn<<4) |	 (mmio_max&0xffffff00); //limit
-	for (i=0; i<nodes; i++)
+	for (i = 0; i < nodes; i++)
 		pci_write_config32(__f1_dev[i], reg+4, tempreg);
 	tempreg = 3 | (nodeid & 0x30) | (mmio_min&0xffffff00);
-	for (i=0; i<node_nums; i++)
+	for (i = 0; i < node_nums; i++)
 		pci_write_config32(__f1_dev[i], reg, tempreg);
 }
 
@@ -141,7 +141,7 @@
 	if (__f1_dev[0] == NULL || __f0_dev[0] == NULL || fx_devs == 0) {
 		die("Cannot find 0:0x18.[0|1]\n");
 	}
-	printk(BIOS_DEBUG, "fx_devs=0x%x\n", fx_devs);
+	printk(BIOS_DEBUG, "fx_devs = 0x%x\n", fx_devs);
 }
 
 static u32 f1_read_config32(unsigned reg)
@@ -417,9 +417,8 @@
 			printk(BIOS_DEBUG, "VGA: vga_pri bus num = %d bus range [%d,%d]\n", vga_pri->bus->secondary,
 					link->secondary,link->subordinate);
 			/* We need to make sure the vga_pri is under the link */
-			if ((vga_pri->bus->secondary >= link->secondary ) &&
-					(vga_pri->bus->secondary <= link->subordinate )
-			  )
+			if ((vga_pri->bus->secondary >= link->secondary) &&
+			    (vga_pri->bus->secondary <= link->subordinate))
 #endif
 				break;
 		}
@@ -646,7 +645,7 @@
 		if ((base & 3) != 0) {
 			unsigned nodeid, reg_link;
 			device_t reg_dev;
-			if (reg<0xc0) { // mmio
+			if (reg < 0xc0) { // mmio
 				nodeid = (limit & 0xf) + (base&0x30);
 			} else { // io
 				nodeid =  (limit & 0xf) + ((base>>4)&0x30);
@@ -709,7 +708,7 @@
 	 */
 	if (mem_hole.node_id == -1) {
 		resource_t limitk_pri = 0;
-		for (i=0; i<node_nums; i++) {
+		for (i = 0; i < node_nums; i++) {
 			dram_base_mask_t d;
 			resource_t base_k, limit_k;
 			d = get_dram_base_mask(i);
@@ -841,11 +840,11 @@
 		//printk(BIOS_DEBUG, "node %d : mmio_basek=%08lx, basek=%08llx, limitk=%08llx\n", i, mmio_basek, basek, limitk);
 
 		/* split the region to accommodate pci memory space */
-		if ((basek < 4*1024*1024 ) && (limitk > mmio_basek)) {
+		if ((basek < 4*1024*1024) && (limitk > mmio_basek)) {
 			if (basek <= mmio_basek) {
 				unsigned pre_sizek;
 				pre_sizek = mmio_basek - basek;
-				if (pre_sizek>0) {
+				if (pre_sizek > 0) {
 					ram_resource(dev, (idx | i), basek, pre_sizek);
 					idx += 0x10;
 					sizek -= pre_sizek;
@@ -1011,7 +1010,7 @@
 	}
 	sysconf_init(dev_mc);
 #if CONFIG_CBB && (MAX_NODE_NUMS > 32)
-	if (node_nums>32) { // need to put node 32 to node 63 to bus 0xfe
+	if (node_nums > 32) { // need to put node 32 to node 63 to bus 0xfe
 		if (pci_domain->link_list && !pci_domain->link_list->next) {
 			struct bus *new_link = new_link(pci_domain);
 			pci_domain->link_list->next = new_link;
@@ -1090,10 +1089,10 @@
 			siblings = 0; //default one core
 		}
 		int enable_node = cdb_dev && cdb_dev->enabled;
-		printk(BIOS_SPEW, "%s family%xh, core_max=0x%x, core_nums=0x%x, siblings=0x%x\n",
+		printk(BIOS_SPEW, "%s family%xh, core_max = 0x%x, core_nums = 0x%x, siblings = 0x%x\n",
 				dev_path(cdb_dev), 0x0f + family, core_max, core_nums, siblings);
 
-		for (j = 0; j <= siblings; j++ ) {
+		for (j = 0; j <= siblings; j++) {
 			u32 lapicid_start = 0;
 
 			/*
@@ -1112,10 +1111,10 @@
 			if ((node_nums * core_max) + ioapic_count >= 0x10) {
 				lapicid_start = (ioapic_count - 1) / core_max;
 				lapicid_start = (lapicid_start + 1) * core_max;
-				printk(BIOS_SPEW, "lpaicid_start=0x%x ", lapicid_start);
+				printk(BIOS_SPEW, "lpaicid_start = 0x%x ", lapicid_start);
 			}
 			u32 apic_id = (lapicid_start * (i/modules + 1)) + ((i % modules) ? (j + (siblings + 1)) : j);
-			printk(BIOS_SPEW, "node 0x%x core 0x%x apicid=0x%x\n",
+			printk(BIOS_SPEW, "node 0x%x core 0x%x apicid = 0x%x\n",
 					i, j, apic_id);
 
 			device_t cpu = add_cpu_device(cpu_bus, apic_id, enable_node);