Changes to the module loader to handle specific errors from modules

[tpg/acess2.git] / Modules / Storage / ATA / main.c

diff --git a/Modules/Storage/ATA/main.c b/Modules/Storage/ATA/main.c
index 1ba124b..2bb151d 100644 (file)
--- 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;
 }
 
 /**