From: John Hodge <tpg@mutabah.net>
Date: Sat, 14 Jul 2012 09:49:26 +0000 (+0800)
Subject: Kernel/PCI - Removed unused port bitmap
X-Git-Tag: rel0.15~611^2~38
X-Git-Url: https://git.ucc.asn.au/?a=commitdiff_plain;h=6d88cd54792fd7c848f7bb2d1b93d002e2262ae2;p=tpg%2Facess2.git

Kernel/PCI - Removed unused port bitmap
---

diff --git a/KernelLand/Kernel/drv/pci.c b/KernelLand/Kernel/drv/pci.c
index 2c01b96c..98acb99a 100644
--- a/KernelLand/Kernel/drv/pci.c
+++ b/KernelLand/Kernel/drv/pci.c
@@ -10,6 +10,7 @@
 #include <drv_pci.h>
 #include <drv_pci_int.h>
 
+#define USE_PORT_BITMAP	0
 #define	LIST_DEVICES	1
 
 // === STRUCTURES ===
@@ -63,7 +64,9 @@ tDevFS_Driver	gPCI_DriverStruct = {
 	.Type = &gPCI_RootNodeType
 	}
 };
+#if USE_PORT_BITMAP
 Uint32	*gaPCI_PortBitmap = NULL;
+#endif
 Uint32	gaPCI_BusBitmap[256/32];
  
 // === CODE ===
@@ -73,9 +76,10 @@ Uint32	gaPCI_BusBitmap[256/32];
  */
 int PCI_Install(char **Arguments)
 {
-	 int	i, ret, bus;
+	 int	ret, bus;
 	void	*tmpPtr;
 	
+	#if USE_PORT_BITMAP
 	// Build Portmap
 	gaPCI_PortBitmap = malloc( 1 << 13 );
 	if( !gaPCI_PortBitmap ) {
@@ -83,16 +87,18 @@ int PCI_Install(char **Arguments)
 		return MODULE_ERR_MALLOC;
 	}
 	memset( gaPCI_PortBitmap, 0, 1 << 13 );
+	 int	i;
 	for( i = 0; i < MAX_RESERVED_PORT / 32; i ++ )
 		gaPCI_PortBitmap[i] = -1;
 	for( i = 0; i < MAX_RESERVED_PORT % 32; i ++ )
 		gaPCI_PortBitmap[MAX_RESERVED_PORT / 32] = 1 << i;
-	
+	#endif	
+
 	// Scan Bus (Bus 0, Don't fill gPCI_Devices)
 	for( bus = 0; bus < giPCI_BusCount; bus ++ )
 	{
 		ret = PCI_ScanBus(bus, 0);
-		if(ret != MODULE_ERR_OK)	return i;
+		if(ret != MODULE_ERR_OK)	return ret;
 	}
 		
 	if(giPCI_DeviceCount == 0) {