From 45c144ba134835b0a66bdcb7dd40114c7b6a8249 Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Tue, 30 Apr 2013 15:54:02 -0600
Subject: Add configuration and example to test MTD partitions

---
 apps/examples/nxffs/Kconfig      | 58 ++++++++++++++++++++++++++++++++++++++++
 apps/examples/nxffs/nxffs_main.c | 11 +++-----
 2 files changed, 61 insertions(+), 8 deletions(-)

(limited to 'apps/examples/nxffs')

diff --git a/apps/examples/nxffs/Kconfig b/apps/examples/nxffs/Kconfig
index 074ace872..57c55787c 100644
--- a/apps/examples/nxffs/Kconfig
+++ b/apps/examples/nxffs/Kconfig
@@ -10,4 +10,62 @@ config EXAMPLES_NXFFS
 		Enable the NXFFS file system example
 
 if EXAMPLES_NXFFS
+
+config EXAMPLES_NXFFS_ARCHINIT
+	bool "Architecture-specific initialization"
+	default n
+	---help---
+		The default is to use the RAM MTD device at drivers/mtd/rammtd.c.
+		But an architecture-specific MTD driver can be used instead by
+		defining EXAMPLES_NXFFS_ARCHINIT.  In this case, the
+		initialization logic will call mtdpart_archinitialize() to obtain
+		the MTD driver instance.
+
+config EXAMPLES_NXFFS_NEBLOCKS
+	int "Number of erase blocks (simulated)"
+	default 32
+	depends on !EXAMPLES_NXFFS_ARCHINIT
+	---help---
+		When EXAMPLES_NXFFS_ARCHINIT is not defined, this test will use
+		the RAM MTD device at drivers/mtd/rammtd.c to simulate FLASH.  In
+		this case, this value must be provided to give the nubmer of erase
+		blocks in MTD RAM device.
+
+		The size of the allocated RAM drive will be:
+
+			RAMMTD_ERASESIZE * EXAMPLES_NXFFS_NEBLOCKS
+
+config EXAMPLES_NXFFS_MAXNAME
+	int "Max name size"
+	default 128
+	range 1 255
+	---help---
+		Determines the maximum size of names used in the filesystem
+
+	config EXAMPLES_NXFFS_MAXFILE
+	int "Max file size"
+	default 8192
+	---help---
+		Determines the maximum size of a file
+
+config EXAMPLES_NXFFS_MAXIO
+	int "Max I/O"
+	default 347
+
+config EXAMPLES_NXFFS_MAXOPEN
+	int "Max open files"
+	default 512
+
+config EXAMPLES_NXFFS_MOUNTPT
+	string "NXFFS mountpoint"
+	default "/mnt/nxffs"
+
+config EXAMPLES_NXFFS_NLOOPS
+	int "Number of test loops"
+	default 100
+
+config EXAMPLES_NXFFS_VERBOSE
+	bool "Verbose output"
+	default n
+
 endif
diff --git a/apps/examples/nxffs/nxffs_main.c b/apps/examples/nxffs/nxffs_main.c
index 8bb5cd1fe..23b02cc16 100644
--- a/apps/examples/nxffs/nxffs_main.c
+++ b/apps/examples/nxffs/nxffs_main.c
@@ -69,10 +69,6 @@
 
 /* This must exactly match the default configuration in drivers/mtd/rammtd.c */
 
-#  ifndef CONFIG_RAMMTD_BLOCKSIZE
-#    define CONFIG_RAMMTD_BLOCKSIZE 512
-#  endif
-
 #  ifndef CONFIG_RAMMTD_ERASESIZE
 #    define CONFIG_RAMMTD_ERASESIZE 4096
 #  endif
@@ -81,8 +77,7 @@
 #    define CONFIG_EXAMPLES_NXFFS_NEBLOCKS (32)
 #  endif
 
-#  undef CONFIG_EXAMPLES_NXFFS_BUFSIZE
-#  define CONFIG_EXAMPLES_NXFFS_BUFSIZE \
+#  define EXAMPLES_NXFFS_BUFSIZE \
   (CONFIG_RAMMTD_ERASESIZE * CONFIG_EXAMPLES_NXFFS_NEBLOCKS)
 #endif
 
@@ -145,7 +140,7 @@ struct nxffs_filedesc_s
 /* Pre-allocated simulated flash */
 
 #ifndef CONFIG_EXAMPLES_NXFFS_ARCHINIT
-static uint8_t g_simflash[CONFIG_EXAMPLES_NXFFS_BUFSIZE];
+static uint8_t g_simflash[EXAMPLES_NXFFS_BUFSIZE];
 #endif
 
 static uint8_t g_fileimage[CONFIG_EXAMPLES_NXFFS_MAXFILE];
@@ -807,7 +802,7 @@ int nxffs_main(int argc, char *argv[])
 #ifdef CONFIG_EXAMPLES_NXFFS_ARCHINIT
   mtd = nxffs_archinitialize();
 #else
-  mtd = rammtd_initialize(g_simflash, CONFIG_EXAMPLES_NXFFS_BUFSIZE);
+  mtd = rammtd_initialize(g_simflash, EXAMPLES_NXFFS_BUFSIZE);
 #endif
   if (!mtd)
     {
-- 
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