X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Modules%2FStorage%2FATA%2Fmain.c;h=2bb151da2d752f98fe63d4df7f407fb75131ced9;hb=156885e938b60fee9d061d989ae7711c9aeea493;hp=1ba124b59426147b30d83152964be388aa3eef53;hpb=a0f4dde15a97a206bf88109fecde52576b373109;p=tpg%2Facess2.git

diff --git a/Modules/Storage/ATA/main.c b/Modules/Storage/ATA/main.c
index 1ba124b5..2bb151da 100644
--- a/Modules/Storage/ATA/main.c
+++ b/Modules/Storage/ATA/main.c
@@ -112,16 +112,16 @@ int ATA_Install()
 	int	ret;
 
 	ret = ATA_SetupIO();
-	if(ret != 1)	return ret;
+	if(ret)	return ret;
 
 	ATA_SetupPartitions();
 
 	ATA_SetupVFS();
 
 	if( DevFS_AddDevice( &gATA_DriverInfo ) == 0 )
-		return MODULE_INIT_FAILURE;
+		return MODULE_ERR_MISC;
 
-	return MODULE_INIT_SUCCESS;
+	return MODULE_ERR_OK;
 }
 
 /**
@@ -141,9 +141,11 @@ int ATA_SetupIO()
 	gATA_BusMasterBase = PCI_GetBAR4( ent );
 	if( gATA_BusMasterBase == 0 ) {
 		Warning("It seems that there is no Bus Master Controller on this machine. Get one");
-		LEAVE('i', MODULE_INIT_FAILURE);
-		return MODULE_INIT_FAILURE;
+		LEAVE('i', MODULE_ERR_NOTNEEDED);
+		return MODULE_ERR_NOTNEEDED;
 	}
+	
+	// Map memory
 	if( !(gATA_BusMasterBase & 1) )
 	{
 		if( gATA_BusMasterBase < 0x100000 )
@@ -157,6 +159,7 @@ int ATA_SetupIO()
 		LOG("gATA_BusMasterBase = 0x%x", gATA_BusMasterBase & ~1);
 	}
 
+	// Register IRQs and get Buffers
 	IRQ_AddHandler( gATA_IRQPri, ATA_IRQHandlerPri );
 	IRQ_AddHandler( gATA_IRQSec, ATA_IRQHandlerSec );
 
@@ -172,11 +175,13 @@ int ATA_SetupIO()
 	LOG("addr = 0x%x", addr);
 	ATA_int_BusMasterWriteDWord(12, addr);
 
+	// Enable controllers
 	outb(IDE_PRI_BASE+1, 1);
 	outb(IDE_SEC_BASE+1, 1);
 
-	LEAVE('i', MODULE_INIT_SUCCESS);
-	return MODULE_INIT_SUCCESS;
+	// return
+	LEAVE('i', MODULE_ERR_OK);
+	return MODULE_ERR_OK;
 }
 
 /**