From ace65b453151845bc361f21f3e5b651c35f9f126 Mon Sep 17 00:00:00 2001 From: Jon Santmyer Date: Wed, 22 May 2024 13:00:41 -0400 Subject: massive refactor for mp and organization --- include/tasking.h | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 include/tasking.h (limited to 'include/tasking.h') diff --git a/include/tasking.h b/include/tasking.h new file mode 100644 index 0000000..04118a9 --- /dev/null +++ b/include/tasking.h @@ -0,0 +1,44 @@ +#ifndef _JOVE_TASKING_H +#define _JOVE_TASKING_H 1 + +#include "arch/page.h" +#include +#include + +#define KERNEL_STACKW 4096 + +typedef intmax_t tcbid_t; + +typedef enum +{ + TCB_RUNNING, + TCB_PAUSED, + TCB_DEAD +} tcb_state_t; + +typedef struct task_control_block +{ + tcbid_t id; + void *stack; + uintptr_t sp, ksp; + page_directory_t *pd; + tcb_state_t state; + + int exit_code; +} tcb_t; + +void tasking_setup(void); + +tcb_t *tcb_new(void *ip, page_directory_t *pd); +void tcb_prepare(tcb_t *tcb, void *ip); +void tcb_kill(tcb_t *tcb, int code); + +void tcb_switch(tcb_t *to); + +void tcb_stack_push(tcb_t *tcb, void *data, size_t len); + +void kexec(void *ip, int kargc, char **kargv, int kenvc, char **kenvp); + +void *umode_stack_new(void); + +#endif -- cgit v1.2.1