From 3a5afefa2a788b242bfeb4dce330202e24a1ca77 Mon Sep 17 00:00:00 2001
From: germeier <germeier>
Date: Mon, 9 Sep 2002 13:29:52 +0000
Subject: fixed cluster to block mapping with 32 MB SmartMedia cards added
 debug messages in case of ECC errors fixed some errors if no SM card is
 inserted (this time for real!)

---
 libmpio/ecc.c  |  4 +++-
 libmpio/io.c   | 35 +++++++++++++++++++++--------------
 libmpio/mpio.c | 11 ++++++++---
 3 files changed, 32 insertions(+), 18 deletions(-)

(limited to 'libmpio')

diff --git a/libmpio/ecc.c b/libmpio/ecc.c
index e7429a5..5175a32 100644
--- a/libmpio/ecc.c
+++ b/libmpio/ecc.c
@@ -1,6 +1,6 @@
 /* 
  *
- * $Id: ecc.c,v 1.1 2002/08/28 16:10:51 salmoon Exp $
+ * $Id: ecc.c,v 1.2 2002/09/09 13:29:52 germeier Exp $
  *
  * Library for USB MPIO-*
  *
@@ -193,6 +193,8 @@ mpio_ecc_256_check(BYTE *data, BYTE *ecc)
     debugn(2, "ECC Correction code not in place yet, Sorry\n");
     debugn(3, "got   ECC: %2x %2x %2x\n", ecc[0], ecc[1], ecc[2]);
     debugn(3, "calc. ECC: %2x %2x %2x\n", own_ecc[0], own_ecc[1], own_ecc[2]);
+
+    return 1;
   }
   
   return 0;  
diff --git a/libmpio/io.c b/libmpio/io.c
index 10346d6..6a4c0f1 100644
--- a/libmpio/io.c
+++ b/libmpio/io.c
@@ -2,7 +2,7 @@
 
 /* 
  *
- * $Id: io.c,v 1.3 2002/09/03 21:20:53 germeier Exp $
+ * $Id: io.c,v 1.4 2002/09/09 13:29:52 germeier Exp $
  *
  * Library for USB MPIO-*
  *
@@ -63,8 +63,11 @@ cluster2block(int mem, int sector)
 
   if (mem == 32) 
     {
-      if (sector >= 998) 
-	a += 22;
+      /* I'm so large in *not* knowing! */
+      if (sector >= 830)
+      	a++;
+      if (a >= 1001) 
+	a += 21;
     }  
 
   if (mem == 64) 
@@ -354,10 +357,11 @@ mpio_io_sector_read(mpio_t *m, BYTE mem, DWORD index, BYTE *output)
   /* check ECC Area information */
   if (mem==MPIO_EXTERNAL_MEM) 
     {    
-      mpio_ecc_256_check (recvbuff,
-			  (recvbuff + SECTOR_SIZE + 13));
-      mpio_ecc_256_check ((recvbuff + (SECTOR_SIZE / 2)),
-			  (recvbuff + SECTOR_SIZE + 8));
+      if (mpio_ecc_256_check (recvbuff,
+			      (recvbuff + SECTOR_SIZE + 13)) ||
+          mpio_ecc_256_check ((recvbuff + (SECTOR_SIZE / 2)),
+			      (recvbuff + SECTOR_SIZE + 8))    )
+      	debug ("ECC error @ (%02x : %06x)\n", mem, index);
     }
 
   if (mem==MPIO_INTERNAL_MEM) 
@@ -489,8 +493,8 @@ mpio_io_block_read(mpio_t *m, BYTE mem, mpio_fatentry_t *f, BYTE *output)
   if (mem == MPIO_INTERNAL_MEM) 
     {
       sm = &m->internal;
-      hexdump(&f->entry, 4);
-      hexdump(&f->hw_address, 4);
+      hexdump((char *)&f->entry, 4);
+      hexdump((char *)&f->hw_address, 4);
       chip    = f->hw_address / 0x1000000;    
       address = f->hw_address & 0x0ffffff;
     }
@@ -537,11 +541,14 @@ mpio_io_block_read(mpio_t *m, BYTE mem, mpio_fatentry_t *f, BYTE *output)
     {
       /* check ECC Area information */
       if (mem==MPIO_EXTERNAL_MEM) {      
-	mpio_ecc_256_check ((recvbuff + (i * SECTOR_TRANS)),                   
-			    ((recvbuff +(i * SECTOR_TRANS) + SECTOR_SIZE +13)));
-	
-	mpio_ecc_256_check ((recvbuff + (i * SECTOR_TRANS) + (SECTOR_SIZE / 2)),
-			    ((recvbuff +(i * SECTOR_TRANS) + SECTOR_SIZE + 8)));
+	if (mpio_ecc_256_check ((recvbuff + (i * SECTOR_TRANS)),
+				((recvbuff +(i * SECTOR_TRANS) 
+				  + SECTOR_SIZE +13))) ||	
+	    mpio_ecc_256_check ((recvbuff + (i * SECTOR_TRANS) 
+				 + (SECTOR_SIZE / 2)),
+				((recvbuff +(i * SECTOR_TRANS) 
+				  + SECTOR_SIZE + 8))))
+	  debug ("ECC error @ (%02x : %06x)\n", chip, address);
 	
       }
       
diff --git a/libmpio/mpio.c b/libmpio/mpio.c
index 8c8152d..f6cfd84 100644
--- a/libmpio/mpio.c
+++ b/libmpio/mpio.c
@@ -1,6 +1,6 @@
 /* 
  *
- * $Id: mpio.c,v 1.4 2002/09/08 23:22:48 germeier Exp $
+ * $Id: mpio.c,v 1.5 2002/09/09 13:29:52 germeier Exp $
  *
  * Library for USB MPIO-*
  *
@@ -181,13 +181,18 @@ mpio_init(void)
 int
 mpio_memory_free(mpio_t *m, mpio_mem_t mem, int *free)
 {
-  *free=mpio_fat_free_clusters(m, mem);
   if (mem==MPIO_INTERNAL_MEM) {    
+    *free=mpio_fat_free_clusters(m, mem);    
     return (m->internal.geo.SumSector 
 	    * SECTOR_SIZE / 1000 * m->internal.chips);    
   }
   
   if (mem==MPIO_EXTERNAL_MEM) {
+    if (!m->external.size) {
+      *free=0;
+      return 0;
+    }    
+    *free=mpio_fat_free_clusters(m, mem);    
     return (m->external.geo.SumSector * SECTOR_SIZE / 1000);    
   }
 
@@ -230,7 +235,7 @@ mpio_get_info(mpio_t *m, mpio_info_t *info)
 	       m->internal.chips);
     }
   
-  if (m->internal.id)
+  if (m->external.id)
     {      
       snprintf(info->firmware_mem_external, max, "%3dMB (%s)", 
 	       mpio_id2mem(m->external.id), 
-- 
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