anton/EMBARK
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

changed EABORT to ETIMEOUT for marking timeouts

Browse Source
This commit is contained in:
Anton Lydike 2021-09-11 09:54:58 +02:00
parent b429c460a1
commit 8fdff36c65
2 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
kinclude/ktypes.h
View File

@ -13,7 +13,7 @@ enum error_code {
ENOMEM = 3, // not enough memory
ENOBUFS = 4, // no space left in buffer
ESRCH = 5, // no such process
EABORT = 6
ETIMEOUT= 6 // timeout while waiting
};
/*
@ -33,16 +33,18 @@ struct loaded_binary;
struct process_control_block {
int pid;
// state information
int pc;
int regs[31];
int exit_code;
// scheduling information
enum process_status status;
struct process_control_block* waiting_for_process;
struct loaded_binary* binary;
unsigned long long int asleep_until;
// parent
// hierarchical information
struct loaded_binary* binary;
struct process_control_block* parent;
// memory management information
void* stack_top;
};

2
kinclude/sched.c
View File

@ -103,7 +103,7 @@ struct process_control_block* scheduler_select_free()
if (pcb->asleep_until != 0) {
if (pcb->asleep_until < mtime) {
// if the timeout ran out, set an error code
pcb->regs[REG_A0 + 1] = EABORT;
pcb->regs[REG_A0 + 1] = ETIMEOUT;
pcb->status = PROC_RDY;
return pcb;
}