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#include <linux/debugfs.h>
#define BIG_BUFFER_SIZE (1024)
static char big_buffer[BIG_BUFFER_SIZE];
struct mbxfb_debugfs_data {
struct dentry *dir;
struct dentry *sysconf;
struct dentry *clock;
struct dentry *display;
struct dentry *gsctl;
};
static int open_file_generic(struct inode *inode, struct file *file)
{
file->private_data = inode->u.generic_ip;
return 0;
}
static ssize_t write_file_dummy(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
return count;
}
static ssize_t sysconf_read_file(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
char * s = big_buffer;
s += sprintf(s, "SYSCFG = %08lx\n", SYSCFG);
s += sprintf(s, "PFBASE = %08lx\n", PFBASE);
s += sprintf(s, "PFCEIL = %08lx\n", PFCEIL);
s += sprintf(s, "POLLFLAG = %08lx\n", POLLFLAG);
s += sprintf(s, "SYSRST = %08lx\n", SYSRST);
return simple_read_from_buffer(userbuf, count, ppos,
big_buffer, s-big_buffer);
}
static ssize_t gsctl_read_file(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
char * s = big_buffer;
s += sprintf(s, "GSCTRL = %08lx\n", GSCTRL);
s += sprintf(s, "VSCTRL = %08lx\n", VSCTRL);
s += sprintf(s, "GBBASE = %08lx\n", GBBASE);
s += sprintf(s, "VBBASE = %08lx\n", VBBASE);
s += sprintf(s, "GDRCTRL = %08lx\n", GDRCTRL);
s += sprintf(s, "VCMSK = %08lx\n", VCMSK);
s += sprintf(s, "GSCADR = %08lx\n", GSCADR);
s += sprintf(s, "VSCADR = %08lx\n", VSCADR);
s += sprintf(s, "VUBASE = %08lx\n", VUBASE);
s += sprintf(s, "VVBASE = %08lx\n", VVBASE);
s += sprintf(s, "GSADR = %08lx\n", GSADR);
s += sprintf(s, "VSADR = %08lx\n", VSADR);
s += sprintf(s, "HCCTRL = %08lx\n", HCCTRL);
s += sprintf(s, "HCSIZE = %08lx\n", HCSIZE);
s += sprintf(s, "HCPOS = %08lx\n", HCPOS);
s += sprintf(s, "HCBADR = %08lx\n", HCBADR);
s += sprintf(s, "HCCKMSK = %08lx\n", HCCKMSK);
s += sprintf(s, "GPLUT = %08lx\n", GPLUT);
return simple_read_from_buffer(userbuf, count, ppos,
big_buffer, s-big_buffer);
}
static ssize_t display_read_file(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
char * s = big_buffer;
s += sprintf(s, "DSCTRL = %08lx\n", DSCTRL);
s += sprintf(s, "DHT01 = %08lx\n", DHT01);
s += sprintf(s, "DHT02 = %08lx\n", DHT02);
s += sprintf(s, "DHT03 = %08lx\n", DHT03);
s += sprintf(s, "DVT01 = %08lx\n", DVT01);
s += sprintf(s, "DVT02 = %08lx\n", DVT02);
s += sprintf(s, "DVT03 = %08lx\n", DVT03);
s += sprintf(s, "DBCOL = %08lx\n", DBCOL);
s += sprintf(s, "BGCOLOR = %08lx\n", BGCOLOR);
s += sprintf(s, "DINTRS = %08lx\n", DINTRS);
s += sprintf(s, "DINTRE = %08lx\n", DINTRE);
s += sprintf(s, "DINTRCNT = %08lx\n", DINTRCNT);
s += sprintf(s, "DSIG = %08lx\n", DSIG);
s += sprintf(s, "DMCTRL = %08lx\n", DMCTRL);
s += sprintf(s, "CLIPCTRL = %08lx\n", CLIPCTRL);
s += sprintf(s, "SPOCTRL = %08lx\n", SPOCTRL);
s += sprintf(s, "SVCTRL = %08lx\n", SVCTRL);
s += sprintf(s, "DLSTS = %08lx\n", DLSTS);
s += sprintf(s, "DLLCTRL = %08lx\n", DLLCTRL);
s += sprintf(s, "DVLNUM = %08lx\n", DVLNUM);
s += sprintf(s, "DUCTRL = %08lx\n", DUCTRL);
s += sprintf(s, "DVECTRL = %08lx\n", DVECTRL);
s += sprintf(s, "DHDET = %08lx\n", DHDET);
s += sprintf(s, "DVDET = %08lx\n", DVDET);
s += sprintf(s, "DODMSK = %08lx\n", DODMSK);
s += sprintf(s, "CSC01 = %08lx\n", CSC01);
s += sprintf(s, "CSC02 = %08lx\n", CSC02);
s += sprintf(s, "CSC03 = %08lx\n", CSC03);
s += sprintf(s, "CSC04 = %08lx\n", CSC04);
s += sprintf(s, "CSC05 = %08lx\n", CSC05);
return simple_read_from_buffer(userbuf, count, ppos,
big_buffer, s-big_buffer);
}
static ssize_t clock_read_file(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
char * s = big_buffer;
s += sprintf(s, "SYSCLKSRC = %08lx\n", SYSCLKSRC);
s += sprintf(s, "PIXCLKSRC = %08lx\n", PIXCLKSRC);
s += sprintf(s, "CLKSLEEP = %08lx\n", CLKSLEEP);
s += sprintf(s, "COREPLL = %08lx\n", COREPLL);
s += sprintf(s, "DISPPLL = %08lx\n", DISPPLL);
s += sprintf(s, "PLLSTAT = %08lx\n", PLLSTAT);
s += sprintf(s, "VOVRCLK = %08lx\n", VOVRCLK);
s += sprintf(s, "PIXCLK = %08lx\n", PIXCLK);
s += sprintf(s, "MEMCLK = %08lx\n", MEMCLK);
s += sprintf(s, "M24CLK = %08lx\n", M24CLK);
s += sprintf(s, "MBXCLK = %08lx\n", MBXCLK);
s += sprintf(s, "SDCLK = %08lx\n", SDCLK);
s += sprintf(s, "PIXCLKDIV = %08lx\n", PIXCLKDIV);
return simple_read_from_buffer(userbuf, count, ppos,
big_buffer, s-big_buffer);
}
static struct file_operations sysconf_fops = {
.read = sysconf_read_file,
.write = write_file_dummy,
.open = open_file_generic,
};
static struct file_operations clock_fops = {
.read = clock_read_file,
.write = write_file_dummy,
.open = open_file_generic,
};
static struct file_operations display_fops = {
.read = display_read_file,
.write = write_file_dummy,
.open = open_file_generic,
};
static struct file_operations gsctl_fops = {
.read = gsctl_read_file,
.write = write_file_dummy,
.open = open_file_generic,
};
static void __devinit mbxfb_debugfs_init(struct fb_info *fbi)
{
struct mbxfb_info *mfbi = fbi->par;
struct mbxfb_debugfs_data *dbg;
dbg = kzalloc(sizeof(struct mbxfb_debugfs_data), GFP_KERNEL);
mfbi->debugfs_data = dbg;
dbg->dir = debugfs_create_dir("mbxfb", NULL);
dbg->sysconf = debugfs_create_file("sysconf", 0444, dbg->dir,
fbi, &sysconf_fops);
dbg->clock = debugfs_create_file("clock", 0444, dbg->dir,
fbi, &clock_fops);
dbg->display = debugfs_create_file("display", 0444, dbg->dir,
fbi, &display_fops);
dbg->gsctl = debugfs_create_file("gsctl", 0444, dbg->dir,
fbi, &gsctl_fops);
}
static void __devexit mbxfb_debugfs_remove(struct fb_info *fbi)
{
struct mbxfb_info *mfbi = fbi->par;
struct mbxfb_debugfs_data *dbg = mfbi->debugfs_data;
debugfs_remove(dbg->gsctl);
debugfs_remove(dbg->display);
debugfs_remove(dbg->clock);
debugfs_remove(dbg->sysconf);
debugfs_remove(dbg->dir);
}
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