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Misc. changes to support FAT32 fileysystem

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@219 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2007-05-13 20:20:07 +00:00
parent 9900280cbd
commit 45ef799769
1 changed files with 15 additions and 16 deletions
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31
arch/sim/src/up_blockdevice.c
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@ -60,13 +60,13 @@
* Private Function Prototypes
****************************************************************************/
static int up_open(FAR struct file *filp);
static int up_close(FAR struct file *filp);
static ssize_t up_read(FAR struct file *filp, char *buffer,
static int up_open(FAR struct inode *inode);
static int up_close(FAR struct inode *inode);
static ssize_t up_read(FAR struct inode *inode, unsigned char *buffer,
size_t start_sector, size_t nsectors);
static ssize_t up_write(FAR struct file *filp, const char *buffer,
static ssize_t up_write(FAR struct inode *inode, const unsigned char *buffer,
size_t start_sector, size_t nsectors);
static size_t up_geometry(FAR struct file *filp, struct geometry *geometry);
static int up_geometry(FAR struct inode *inode, struct geometry *geometry);
/****************************************************************************
* Private Data
@ -92,7 +92,7 @@ static const struct block_operations g_bops =
*
****************************************************************************/
static int up_open(FAR struct file *filp)
static int up_open(FAR struct inode *inode)
{
return OK;
}
@ -104,7 +104,7 @@ static int up_open(FAR struct file *filp)
*
****************************************************************************/
static int up_close(FAR struct file *filp)
static int up_close(FAR struct inode *inode)
{
return OK;
}
@ -116,10 +116,9 @@ static int up_close(FAR struct file *filp)
*
****************************************************************************/
static ssize_t up_read(FAR struct file *filp, char *buffer,
static ssize_t up_read(FAR struct inode *inode, unsigned char *buffer,
size_t start_sector, size_t nsectors)
{
struct inode *inode = filp->f_inode;
if (inode)
{
char *src = inode->i_private;
@ -143,10 +142,9 @@ static ssize_t up_read(FAR struct file *filp, char *buffer,
*
****************************************************************************/
static ssize_t up_write(FAR struct file *filp, const char *buffer,
static ssize_t up_write(FAR struct inode *inode, const unsigned char *buffer,
size_t start_sector, size_t nsectors)
{
struct inode *inode = filp->f_inode;
if (inode)
{
char *dest = inode->i_private;
@ -170,14 +168,15 @@ static ssize_t up_write(FAR struct file *filp, const char *buffer,
*
****************************************************************************/
static size_t up_geometry(FAR struct file *filp, struct geometry *geometry)
static int up_geometry(FAR struct inode *inode, struct geometry *geometry)
{
struct inode *inode = filp->f_inode;
if (geometry)
{
geometry->geo_available = (inode->i_private != NULL);
geometry->geo_nsectors = NSECTORS;
geometry->geo_sectorsize = LOGICAL_SECTOR_SIZE;
geometry->geo_available = (inode->i_private != NULL);
geometry->geo_mediachanged = FALSE;
geometry->geo_writeenabled = TRUE;
geometry->geo_nsectors = NSECTORS;
geometry->geo_sectorsize = LOGICAL_SECTOR_SIZE;
return OK;
}
return -EINVAL;