* Patch by Josef Wagner, 12 Mar 2003:

  - 16/32 MB and 50/80 MHz support with auto-detection for IP860
  - ETH05 and BEDBUG support for CU824
  - added support for MicroSys CPC45
  - new BOOTROM/FLASH0 and DOC base for PM826

* Patch by Robert Schwebel, 12 Mar 2003:
  Fix the chpart command on innokom board

* Name cleanup:
  mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
  s/PPCBoot/U-Boot/ in some files
  s/pImage/uImage/  in some files

* Patch by Detlev Zundel, 15 Jan 2003:
  Fix '' command line quoting

* Patch by The LEOX team, 19 Jan 2003:
  - add support for the ELPT860 board
  - add support for Dallas ds164x RTC

1 files changed, 52 insertions, 57 deletions

diff --git a/board/innokom/flash.c b/board/innokom/flash.c
index 5505bb5..b56707d 100644
--- a/board/innokom/flash.c
+++ b/board/innokom/flash.c
@@ -86,81 +86,79 @@ flash_info_t    flash_info[CFG_MAX_FLASH_BANKS];
  */
 
 static struct part_info part;
+static int current_part = -1;
 
 #ifdef CONFIG_MTD_INNOKOM_16MB
 #ifdef CONFIG_MTD_INNOKOM_64MB
 #error Please define only one CONFIG_MTD_INNOKOM_XXMB option.
 #endif
 struct part_info* jffs2_part_info(int part_num) {
+	void *jffs2_priv_saved = part.jffs2_priv;
 
 	PRINTK2("jffs2_part_info: part_num=%i\n",part_num);
 
+	if (current_part == part_num)
+		return ∂
+
 	/* u-boot partition                                                 */
 	if(part_num==0){
-		if(part.usr_priv==(void*)1) return ∂
-
 		memset(&part, 0, sizeof(part));
-
+		
 		part.offset=(char*)0x00000000;
 		part.size=256*1024;
-
+		
 		/* Mark the struct as ready */
-		part.usr_priv=(void*)1;
+		current_part = part_num;
 
 		PRINTK("part.offset = 0x%08x\n",(unsigned int)part.offset);
 		PRINTK("part.size   = 0x%08x\n",(unsigned int)part.size);
-		return ∂
 	}
 
 	/* primary OS+firmware partition                                    */
 	if(part_num==1){
-		if(part.usr_priv==(void*)1) return ∂
-
 		memset(&part, 0, sizeof(part));
-
+		
 		part.offset=(char*)0x00040000;
 		part.size=768*1024;
-
+		
 		/* Mark the struct as ready */
-		part.usr_priv=(void*)1;
+		current_part = part_num;
 
 		PRINTK("part.offset = 0x%08x\n",(unsigned int)part.offset);
 		PRINTK("part.size   = 0x%08x\n",(unsigned int)part.size);
-		return ∂
 	}
-
+	
 	/* secondary OS+firmware partition                                  */
 	if(part_num==2){
-		if(part.usr_priv==(void*)1) return ∂
-
 		memset(&part, 0, sizeof(part));
-
+		
 		part.offset=(char*)0x00100000;
 		part.size=8*1024*1024;
-
+		
 		/* Mark the struct as ready */
-		part.usr_priv=(void*)1;
+		current_part = part_num;
 
 		PRINTK("part.offset = 0x%08x\n",(unsigned int)part.offset);
 		PRINTK("part.size   = 0x%08x\n",(unsigned int)part.size);
-		return ∂
 	}
 
 	/* data partition */
 	if(part_num==3){
-		if(part.usr_priv==(void*)1) return ∂
-
 		memset(&part, 0, sizeof(part));
-
+		
 		part.offset=(char*)0x00900000;
 		part.size=7*1024*1024;
-
+		
 		/* Mark the struct as ready */
-		part.usr_priv=(void*)1;
+		current_part = part_num;
 
 		PRINTK("part.offset = 0x%08x\n",(unsigned int)part.offset);
 		PRINTK("part.size   = 0x%08x\n",(unsigned int)part.size);
-
+	}
+	
+	if (current_part == part_num) {
+		part.usr_priv = &current_part;
+		part.jffs2_priv = jffs2_priv_saved;
 		return ∂
 	}
 
@@ -174,75 +172,72 @@ struct part_info* jffs2_part_info(int part_num) {
 #error Please define only one CONFIG_MTD_INNOKOM_XXMB option.
 #endif
 struct part_info* jffs2_part_info(int part_num) {
+	void *jffs2_priv_saved = part.jffs2_priv;
 
 	PRINTK2("jffs2_part_info: part_num=%i\n",part_num);
 
+	if (current_part == part_num)
+		return ∂
+
 	/* u-boot partition                                                 */
 	if(part_num==0){
-		if(part.usr_priv==(void*)1) return ∂
-
 		memset(&part, 0, sizeof(part));
-
+		
 		part.offset=(char*)0x00000000;
 		part.size=256*1024;
-
+		
 		/* Mark the struct as ready */
-		part.usr_priv=(void*)1;
+		current_part = part_num;
 
 		PRINTK("part.offset = 0x%08x\n",(unsigned int)part.offset);
 		PRINTK("part.size   = 0x%08x\n",(unsigned int)part.size);
-		return ∂
 	}
 
 	/* primary OS+firmware partition                                    */
 	if(part_num==1){
-		if(part.usr_priv==(void*)1) return ∂
-
 		memset(&part, 0, sizeof(part));
-
+		
 		part.offset=(char*)0x00040000;
 		part.size=16*1024*1024-128*1024;
-
+		
 		/* Mark the struct as ready */
-		part.usr_priv=(void*)1;
+		current_part = part_num;
 
 		PRINTK("part.offset = 0x%08x\n",(unsigned int)part.offset);
 		PRINTK("part.size   = 0x%08x\n",(unsigned int)part.size);
-		return ∂
 	}
-
+	
 	/* secondary OS+firmware partition                                  */
 	if(part_num==2){
-		if(part.usr_priv==(void*)1) return ∂
-
 		memset(&part, 0, sizeof(part));
-
+		
 		part.offset=(char*)0x01020000;
 		part.size=16*1024*1024-128*1024;
-
+		
 		/* Mark the struct as ready */
-		part.usr_priv=(void*)1;
+		current_part = part_num;
 
 		PRINTK("part.offset = 0x%08x\n",(unsigned int)part.offset);
 		PRINTK("part.size   = 0x%08x\n",(unsigned int)part.size);
-		return ∂
 	}
 
 	/* data partition */
 	if(part_num==3){
-		if(part.usr_priv==(void*)1) return ∂
-
 		memset(&part, 0, sizeof(part));
-
+		
 		part.offset=(char*)0x02000000;
 		part.size=32*1024*1024;
-
+		
 		/* Mark the struct as ready */
-		part.usr_priv=(void*)1;
+		current_part = part_num;
 
 		PRINTK("part.offset = 0x%08x\n",(unsigned int)part.offset);
 		PRINTK("part.size   = 0x%08x\n",(unsigned int)part.size);
-
+	}
+	
+	if (current_part == part_num) {
+		part.usr_priv = &current_part;
+		part.jffs2_priv = jffs2_priv_saved;
 		return ∂
 	}
 
@@ -336,13 +331,13 @@ void flash_print_info  (flash_info_t *info)
 				return;
 		}
 
-		printf("  Size: %ld MB in %d Sectors\n",
+		printf("  Size: %ld MB in %d Sectors\n", 
 			info->size >> 20, info->sector_count);
 
 		printf("  Sector Start Addresses:");
 		for (i = 0; i < info->sector_count; i++) {
 			if ((i % 5) == 0) printf ("\n   ");
-
+	        
 			printf (" %08lX%s", info->start[i],
 				info->protect[i] ? " (RO)" : "     ");
 		}
@@ -371,7 +366,7 @@ int flash_erase(flash_info_t *info, int s_first, int s_last)
 
 	if ((info->flash_id & FLASH_VENDMASK) != (INTEL_MANUFACT & FLASH_VENDMASK))
 		return ERR_UNKNOWN_FLASH_VENDOR;
-
+	
 	prot = 0;
 	for (sect=s_first; sect<=s_last; ++sect) {
 		if (info->protect[sect]) prot++;
@@ -421,13 +416,13 @@ int flash_erase(flash_info_t *info, int s_first, int s_last)
 					goto outahere;
 				}
 			}
-
+			
 			PRINTK("clearing status register\n");
-			*addr = 0x0050;
+			*addr = 0x0050; 
 			PRINTK("resetting to read mode");
-			*addr = 0x00FF;
+			*addr = 0x00FF; 
 		}
-
+		
 		printf("ok.\n");
 	}