void process_init()
{
process_cache = kmem_cache_create("process_cache",
sizeof(struct process), 32, NULL, NULL);
if(!process_cache)
panic("process_init: Not Enough Memory to boot ManRiX\n");
phash = (phashtable_t)kmem_alloc(PAGE_SIZE);
if(!phash)
panic("process_init: Not Enough Memory to boot ManRiX\n");
memset(phash, 0, PAGE_SIZE);
list_init(&kernel_process.threads);
list_init(&kernel_process.proclist);
list_init(&kernel_process.child);
list_init(&kernel_process.sigqueue);
list_init(&kernel_process.timer);
kernel_process.parent = kernel;
list_init(&sysinfo.proclist);
SPIN_LOCK_INIT(&kernel_process.lock);
thread_init();
init_signal();
id_init();
fd_init();
sync_init();
}
void buffer_init()
{
struct hlist_head* begin = buffer_hash;
struct hlist_head* end = buffer_hash + HASH_SIZE;
for (begin; begin < end; begin++) {
INIT_HLIST_HEAD(begin);
}
SPIN_LOCK_INIT(&hash_lock);
buffer_count = 0;
}
static struct buffer_head *
buffer_alloc(int dev,uint32_t block)
{
struct buffer_head *buf;
buf = kmalloc(sizeof(struct buffer_head));
if (!buf)
return NULL;
memset(buf,0x0,sizeof(struct buffer_head));
buf->b_blocknr = block;
buf->b_dev = dev;
SPIN_LOCK_INIT(&buf->b_lock);
INIT_HLIST_NODE(&buf->list_free);
return buf;
}
static struct clocksource_t __cs_dummy = {
.keeper = {
.interval = 35184372083832,
.last = 0,
.nsec = 0,
.lock = { 0 },
},
.name = "cs-dummy",
.mask = CLOCKSOURCE_MASK(64),
.mult = 2621440000,
.shift = 18,
.read = __cs_dummy_read,
};
static struct clocksource_t * __clocksource = &__cs_dummy;
static spinlock_t __clocksource_lock = SPIN_LOCK_INIT();
static ssize_t clocksource_read_mult(struct kobj_t * kobj, void * buf, size_t size)
{
struct clocksource_t * cs = (struct clocksource_t *)kobj->priv;
return sprintf(buf, "%u", cs->mult);
}
static ssize_t clocksource_read_shift(struct kobj_t * kobj, void * buf, size_t size)
{
struct clocksource_t * cs = (struct clocksource_t *)kobj->priv;
return sprintf(buf, "%u", cs->shift);
}
static ssize_t clocksource_read_period(struct kobj_t * kobj, void * buf, size_t size)
{
{
return 0;
}
static ssize_t __console_dummy_write(struct console_t * console, const unsigned char * buf, size_t count)
{
return 0;
}
static struct console_t __console_dummy = {
.name = "console-dummy",
.read = __console_dummy_read,
.write = __console_dummy_write,
};
static struct console_t * __console = &__console_dummy;
static spinlock_t __console_lock = SPIN_LOCK_INIT();
static ssize_t console_read_active(struct kobj_t * kobj, void * buf, size_t size)
{
struct console_t * console = (struct console_t *)kobj->priv;
return sprintf(buf, "%d", (__console == console) ? 1 : 0);
}
static ssize_t console_write_active(struct kobj_t * kobj, void * buf, size_t size)
{
struct console_t * console = (struct console_t *)kobj->priv;
irq_flags_t flags;
spin_lock_irqsave(&__console_lock, flags);
__console = console;
