From 4c3ee005d5d6e1d849e959d4418d715b6f44a96c Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Sun, 6 Sep 1998 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1998-09-06

---
 pc/archgeneric.c |  8 ++++----
 pc/memory.c      | 18 +++++++++---------
 pc/mmu.c         |  4 ++--
 pc/pci.c         | 17 ++++++++++++++++-
 4 files changed, 31 insertions(+), 16 deletions(-)

diff --git a/pc/archgeneric.c b/pc/archgeneric.c
index f8b9fc1e13687cb6e44e01291847b3401601ee76..d35aec8da92049f051d35432cc56e923f166e660 100644
--- a/pc/archgeneric.c
+++ b/pc/archgeneric.c
@@ -63,13 +63,13 @@ static X86type x86intel[] =
 	{ 5,	4,	23,	"P55C MMX", },
 	{ 5,	7,	23,	"P54C VRT", },
 	{ 6,	1,	16,	"PentiumPro", },/* determined by trial and error */
-	{ 6,	3,	16,	"PentiumII", },	/* determined by trial and error */
-	{ 6,	5,	16,	"PentiumII", },	/* determined by trial and error */
+	{ 6,	3,	16,	"PentiumII", },
+	{ 6,	5,	16,	"PentiumII/Xeon", },
 
 	{ 3,	-1,	32,	"386", },	/* family defaults */
 	{ 4,	-1,	22,	"486", },
-	{ 5,	-1,	23,	"Pentium", },
-	{ 6,	-1,	16,	"PentiumPro", },
+	{ 5,	-1,	23,	"P5", },
+	{ 6,	-1,	16,	"P6", },
 
 	{ -1,	-1,	23,	"unknown", },	/* total default */
 };
diff --git a/pc/memory.c b/pc/memory.c
index cb7e9c75e34117dafac6ffa2bd74511b8d9ba691..fade67457eabed83c28619908e79d72da8d48cb0 100644
--- a/pc/memory.c
+++ b/pc/memory.c
@@ -41,39 +41,39 @@ typedef struct {
 	Lock;
 } RMap;
 
-static Map mapupa[8];
+static Map mapupa[16];
 static RMap rmapupa = {
 	"unallocated unbacked physical memory",
 	mapupa,
-	&mapupa[7],
+	&mapupa[nelem(mapupa)-1],
 };
 
-static Map xmapupa[8];
+static Map xmapupa[16];
 static RMap xrmapupa = {
 	"unbacked physical memory",
 	xmapupa,
-	&xmapupa[7],
+	&xmapupa[nelem(xmapupa)-1],
 };
 
-static Map mapram[8];
+static Map mapram[16];
 static RMap rmapram = {
 	"physical memory",
 	mapram,
-	&mapram[7],
+	&mapram[nelem(mapram)-1],
 };
 
 static Map mapumb[64];
 static RMap rmapumb = {
 	"upper memory block",
 	mapumb,
-	&mapumb[63],
+	&mapumb[nelem(mapumb)-1],
 };
 
-static Map mapumbrw[8];
+static Map mapumbrw[16];
 static RMap rmapumbrw = {
 	"UMB device memory",
 	mapumbrw,
-	&mapumbrw[7],
+	&mapumbrw[nelem(mapumbrw)-1],
 };
 
 void
diff --git a/pc/mmu.c b/pc/mmu.c
index 523c74d7b7065effb44845cad2967caf8d928192..10faab73889bec0f552a19a600a9ac12bd5537b7 100644
--- a/pc/mmu.c
+++ b/pc/mmu.c
@@ -335,7 +335,7 @@ mmukmap(ulong pa, ulong va, int size)
 				 */
 				x = PPN(*table);
 				if(x != pa)
-					panic("mmukmap1: pa %ux  entry %uX\n",
+					panic("mmukmap1: pa %uX  entry %uX\n",
 						pa, *table);
 				x += 4*MB;
 				if(pae <= x){
@@ -358,7 +358,7 @@ mmukmap(ulong pa, ulong va, int size)
 				if(pte && *pte & PTEVALID){
 					x = PPN(*pte);
 					if(x != pa)
-						panic("mmukmap2: pa %ux entry %uX\n",
+						panic("mmukmap2: pa %uX entry %uX\n",
 							pa, *pte);
 					pgsz = BY2PG;
 					pa += pgsz;
diff --git a/pc/pci.c b/pc/pci.c
index 4e0032215121df9789715a5968eef51480bfe153..1a63e56d515dec1283189a32b7da51b60132ea02 100644
--- a/pc/pci.c
+++ b/pc/pci.c
@@ -395,7 +395,7 @@ pcimatch(Pcidev* prev, int vid, int did)
 	else
 		prev = prev->list;
 
-	while(prev != nil) {
+	while(prev != nil){
 		if(prev->vid == vid && (did == 0 || prev->did == did))
 			break;
 		prev = prev->list;
@@ -403,6 +403,21 @@ pcimatch(Pcidev* prev, int vid, int did)
 	return prev;
 }
 
+Pcidev*
+pcimatchtbdf(int tbdf)
+{
+	Pcidev *pcidev;
+
+	if(pcicfgmode == -1)
+		pcicfginit();
+
+	for(pcidev = pcilist; pcidev != nil; pcidev = pcidev->list){
+		if(pcidev->tbdf == tbdf)
+			break;
+	}
+	return pcidev;
+}
+
 void
 pcihinv(Pcidev* p)
 {