diff options
-rw-r--r-- | apps/examples/nxffs/nxffs_main.c | 46 |
1 files changed, 35 insertions, 11 deletions
diff --git a/apps/examples/nxffs/nxffs_main.c b/apps/examples/nxffs/nxffs_main.c index b97f63737..e201f0802 100644 --- a/apps/examples/nxffs/nxffs_main.c +++ b/apps/examples/nxffs/nxffs_main.c @@ -59,23 +59,32 @@ * Definitions ****************************************************************************/ /* Configuration ************************************************************/ +/* 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 + * CONFIG_EXAMPLES_NXFFS_ARCHINIT. In this case, the initialization logic + * will call nxffs_archinitialize() to obtain the MTD driver instance. + */ + +#ifndef CONFIG_EXAMPLES_NXFFS_ARCHINIT + /* 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_BLOCKSIZE +# define CONFIG_RAMMTD_BLOCKSIZE 512 +# endif -#ifndef CONFIG_RAMMTD_ERASESIZE -# define CONFIG_RAMMTD_ERASESIZE 4096 -#endif +# ifndef CONFIG_RAMMTD_ERASESIZE +# define CONFIG_RAMMTD_ERASESIZE 4096 +# endif -#ifndef CONFIG_EXAMPLES_NXFFS_NEBLOCKS -# define CONFIG_EXAMPLES_NXFFS_NEBLOCKS (32) -#endif +# ifndef CONFIG_EXAMPLES_NXFFS_NEBLOCKS +# define CONFIG_EXAMPLES_NXFFS_NEBLOCKS (32) +# endif -#undef CONFIG_EXAMPLES_NXFFS_BUFSIZE -#define CONFIG_EXAMPLES_NXFFS_BUFSIZE \ +# undef CONFIG_EXAMPLES_NXFFS_BUFSIZE +# define CONFIG_EXAMPLES_NXFFS_BUFSIZE \ (CONFIG_RAMMTD_ERASESIZE * CONFIG_EXAMPLES_NXFFS_NEBLOCKS) +#endif #ifndef CONFIG_EXAMPLES_NXFFS_MAXNAME # define CONFIG_EXAMPLES_NXFFS_MAXNAME 128 @@ -135,7 +144,10 @@ struct nxffs_filedesc_s ****************************************************************************/ /* Pre-allocated simulated flash */ +#ifndef CONFIG_EXAMPLES_NXFFS_ARCHINIT static uint8_t g_simflash[CONFIG_EXAMPLES_NXFFS_BUFSIZE]; +#endif + static uint8_t g_fileimage[CONFIG_EXAMPLES_NXFFS_MAXFILE]; static struct nxffs_filedesc_s g_files[CONFIG_EXAMPLES_NXFFS_MAXOPEN]; static const char g_mountdir[] = CONFIG_EXAMPLES_NXFFS_MOUNTPT "/"; @@ -147,6 +159,14 @@ static struct mallinfo g_mmprevious; static struct mallinfo g_mmafter; /**************************************************************************** + * External Functions + ****************************************************************************/ + +#ifdef CONFIG_EXAMPLES_NXFFS_ARCHINIT +extern FAR struct mtd_dev_s *nxffs_archinitialize(void); +#endif + +/**************************************************************************** * Private Functions ****************************************************************************/ @@ -776,7 +796,11 @@ int user_start(int argc, char *argv[]) /* Create and initialize a RAM MTD device instance */ +#ifdef CONFIG_EXAMPLES_NXFFS_ARCHINIT + mtd = nxffs_archinitialize(); +#else mtd = rammtd_initialize(g_simflash, CONFIG_EXAMPLES_NXFFS_BUFSIZE); +#endif if (!mtd) { message("ERROR: Failed to create RAM MTD instance\n"); |