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sched: implement user-mode task and thread creation

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This commit is contained in:
max 🍓
2026-02-08 13:11:17 +00:00
parent d2f303680d
commit ee82097017
4 changed files with 129 additions and 9 deletions
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12
include/mango/sched.h
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@@ -106,7 +106,8 @@ struct thread {
cycles_t tr_quantum_cycles, tr_quantum_target;
cycles_t tr_total_cycles;
uintptr_t tr_sp, tr_bp;
virt_addr_t tr_ip, tr_sp, tr_bp;
virt_addr_t tr_cpu_user_sp, tr_cpu_kernel_sp;
struct runqueue *tr_rq;
@@ -114,6 +115,7 @@ struct thread {
struct queue_entry tr_rqentry;
struct vm_page *tr_kstack;
struct vm_object *tr_ustack;
};
struct runqueue {
@@ -181,6 +183,7 @@ extern void rq_remove_thread(struct runqueue *rq, struct thread *thr);
extern struct runqueue *cpu_rq(unsigned int cpu);
extern struct task *task_alloc(void);
extern struct task *task_create(struct task *parent, const char *name);
static inline struct task *task_ref(struct task *task)
{
return OBJECT_CAST(struct task, t_base, object_ref(&task->t_base));
@@ -190,6 +193,7 @@ static inline void task_unref(struct task *task)
object_unref(&task->t_base);
}
extern struct task *task_from_pid(unsigned int pid);
extern struct thread *task_create_thread(struct task *parent);
extern struct task *kernel_task(void);
extern struct task *idle_task(void);
extern cycles_t default_quantum(void);
@@ -207,7 +211,11 @@ extern void end_charge_period(void);
DEFINE_OBJECT_LOCK_FUNCTION(task, t_base)
extern struct thread *thread_alloc(void);
extern kern_status_t thread_init(struct thread *thr, uintptr_t ip);
extern kern_status_t thread_init_kernel(struct thread *thr, virt_addr_t ip);
extern kern_status_t thread_init_user(
struct thread *thr,
virt_addr_t ip,
virt_addr_t sp);
extern int thread_priority(struct thread *thr);
extern void idle(void);
extern struct thread *create_kernel_thread(void (*fn)(void));