From 8251da342161767fe203627223ccd4a7026701c6 Mon Sep 17 00:00:00 2001 From: Jon Santmyer Date: Fri, 4 Sep 2026 11:31:40 -0400 Subject: initial commit. working on tasking --- arch/x86_64/hal/process.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 arch/x86_64/hal/process.h (limited to 'arch/x86_64/hal/process.h') diff --git a/arch/x86_64/hal/process.h b/arch/x86_64/hal/process.h new file mode 100644 index 0000000..0c0fb5b --- /dev/null +++ b/arch/x86_64/hal/process.h @@ -0,0 +1,34 @@ +#ifndef _JOVE_x86_64_HAL_PROCESS_H +#define _JOVE_x86_64_HAL_PROCESS_H 1 + +#include "hal/obj.h" +#include "arch/x86_64/x86_64.h" + +enum pcb_state +{ + PCB_DEAD, PCB_READY, PCB_RUNNING, PCB_BLOCKED +}; + +struct pcb_mailbox +{ + jove_obj_t *obj; + uintmax_t pcbid; +}; + +typedef struct process_control_block +{ + jove_obj_t *rootdir; + uintptr_t pml4; + + enum pcb_state state; + int killed; + struct pcb_mailbox send, recv; + + struct cpu_context context; + void *ksp; + char kstack[]; +} pcb_t; + +#define PCB_KSTACK_SIZE (0x1000 - sizeof(pcb_t)) + +#endif -- cgit v1.2.3