gh0s7/mckernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

big commit

Browse Source
This commit is contained in:
Taku Shimosawa
2011-11-28 13:00:13 +09:00
parent ea0e1327c8
commit 480e1b12ef
21 changed files with 1866 additions and 89 deletions
Download Patch File Download Diff File Expand all files Collapse all files

72
linux/mod_mcctrl/driver.c
View File

@ -9,63 +9,51 @@
#include <linux/slab.h>
#include "mcctrl.h"
extern long __mcctrl_control(struct mcctrl_priv *, unsigned int, unsigned long);
extern long __mcctrl_control(aal_os_t, unsigned int, unsigned long);
extern int prepare_ikc_channels(aal_os_t os);
static int mcctrl_open(struct inode *inode, struct file *file)
{
struct mcctrl_priv *mcc_data;
mcc_data = kzalloc(sizeof(struct mcctrl_priv), GFP_KERNEL);
if (!mcc_data) {
return -ENOMEM;
}
file->private_data = mcc_data;
return 0;
}
static int mcctrl_release(struct inode *inode, struct file *file)
{
struct mcctrl_priv *mcc_data = file->private_data;
if (mcc_data) {
if (mcc_data->desc) {
kfree(mcc_data->desc);
}
kfree(mcc_data);
}
return 0;
}
static long mcctrl_ioctl(struct file *file, unsigned int request,
static long mcctrl_ioctl(aal_os_t os, unsigned int request, void *priv,
unsigned long arg)
{
struct mcctrl_priv *mcc_data = file->private_data;
return __mcctrl_control(mcc_data, request, arg);
return __mcctrl_control(os, request, arg);
}
static struct file_operations mcctrl_ops = {
.open = mcctrl_open,
.unlocked_ioctl = mcctrl_ioctl,
.release = mcctrl_release,
static struct aal_os_user_call_handler mcctrl_uchs[] = {
{ .request = MCEXEC_UP_PREPARE_IMAGE, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_LOAD_IMAGE, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_START_IMAGE, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_WAIT_SYSCALL, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_RET_SYSCALL, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_LOAD_SYSCALL, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_PREPARE_DMA, .func = mcctrl_ioctl },
};
static struct miscdevice mcctrl_dev = {
.minor = MISC_DYNAMIC_MINOR,
.name = "mcctrl",
.fops = &mcctrl_ops,
static struct aal_os_user_call mcctrl_uc = {
.num_handlers = sizeof(mcctrl_uchs) / sizeof(mcctrl_uchs[0]),
.handlers = mcctrl_uchs,
};
static aal_os_t os;
static int __init mcctrl_init(void)
{
return misc_register(&mcctrl_dev);
os = aal_host_find_os(0, NULL);
if (!os) {
printk("OS #0 not found.\n");
return -ENOENT;
}
if (prepare_ikc_channels(os) != 0) {
printk("Preparing syscall channels failed.\n");
return -EINVAL;
}
return aal_os_register_user_call_handlers(os, &mcctrl_uc);
}
static void __exit mcctrl_exit(void)
{
misc_deregister(&mcctrl_dev);
aal_os_unregister_user_call_handlers(os, &mcctrl_uc);
}
MODULE_LICENSE("GPL v2");