arch/x86_64/proc/process.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42

#include "process.h"
#include "hal/memory.h"
#include "proc/process.h"
#include "arch/x86_64/hal/obj.h"
#include "arch/x86_64/hal/smp.h"
#include "arch/x86_64/hal/paging.h"
#include "hal/obj.h"
#include "hal/smp.h"
#include "lib/string.h"
#include "proc/init.h"
#include "jove.h"
#include "proc/scheduler.h"

PAGEALIGN uint8_t s_init_iopb[0x2000];
PAGEALIGN char _init_pcb_bytes[0x1000] = { 0 };

int
_pcb_new_arch(pcb_t *pcb)
{
    return 0;
}

void
processing_setup(void (*process_main))
{
    jove_owned_obj_t *init_pcb_obj = objdir_getlocal(_rootdir_obj, INIT_ROOTDIR_PCB_I);
    obj_settype(init_pcb_obj, JOVE_OBJ_PCB);
    obj_setvalue(init_pcb_obj, phys_fromvirt((uintptr_t)&_init_pcb_bytes));
    
    pcb_new(init_pcb_obj, sizeof(_init_pcb_bytes), _rootdir_obj);

    jove_owned_obj_t *iopb_obj = objdir_getlocal(_rootdir_obj, INIT_ROOTDIR_IOPB_I);
    obj_settype(iopb_obj, JOVE_OBJ_IOPB);
    obj_setvalue(iopb_obj, (uintptr_t)s_init_iopb);

    memset(s_init_iopb, 0xFF, 0x2000);
    pcb_t *init_pcb = obj_deref(init_pcb_obj);

    init_pcb->iopb = obj_release(iopb_obj);

    scheduler_init(init_pcb_obj, process_main);
}