mirror of
				git://git.openwrt.org/openwrt/openwrt.git
				synced 2025-11-03 14:34:27 -05:00 
			
		
		
		
	It's for *development* only as it doesn't work with lzma-loader due to bigger size. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
		
			
				
	
	
		
			35 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			35 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
--- a/drivers/mtd/parsers/bcm47xxpart.c
 | 
						|
+++ b/drivers/mtd/parsers/bcm47xxpart.c
 | 
						|
@@ -98,6 +98,7 @@ static int bcm47xxpart_parse(struct mtd_
 | 
						|
 	int trx_num = 0; /* Number of found TRX partitions */
 | 
						|
 	int possible_nvram_sizes[] = { 0x8000, 0xF000, 0x10000, };
 | 
						|
 	int err;
 | 
						|
+	bool found_nvram = false;
 | 
						|
 
 | 
						|
 	/*
 | 
						|
 	 * Some really old flashes (like AT45DB*) had smaller erasesize-s, but
 | 
						|
@@ -279,12 +280,23 @@ static int bcm47xxpart_parse(struct mtd_
 | 
						|
 		if (buf[0] == NVRAM_HEADER) {
 | 
						|
 			bcm47xxpart_add_part(&parts[curr_part++], "nvram",
 | 
						|
 					     master->size - blocksize, 0);
 | 
						|
+			found_nvram = true;
 | 
						|
 			break;
 | 
						|
 		}
 | 
						|
 	}
 | 
						|
 
 | 
						|
 	kfree(buf);
 | 
						|
 
 | 
						|
+	if (!found_nvram) {
 | 
						|
+		pr_err("can not find a nvram partition reserve last block\n");
 | 
						|
+		bcm47xxpart_add_part(&parts[curr_part++], "nvram_guess",
 | 
						|
+				     master->size - blocksize * 2, MTD_WRITEABLE);
 | 
						|
+		for (i = 0; i < curr_part; i++) {
 | 
						|
+			if (parts[i].size + parts[i].offset == master->size)
 | 
						|
+				parts[i].offset -= blocksize * 2;
 | 
						|
+		}
 | 
						|
+	}
 | 
						|
+
 | 
						|
 	/*
 | 
						|
 	 * Assume that partitions end at the beginning of the one they are
 | 
						|
 	 * followed by.
 |