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| author | Freya Murphy <freya@freyacat.org> | 2025-04-21 16:44:18 -0400 |
|---|---|---|
| committer | Freya Murphy <freya@freyacat.org> | 2025-04-21 16:44:18 -0400 |
| commit | a0c8aa6aedc4177823e58a66793af57a57dfb56f (patch) | |
| tree | c446a27331c1bf6ec115f61f4f38d170b251278c /kernel/include | |
| parent | fs read/write functions, initrd (diff) | |
| download | comus-a0c8aa6aedc4177823e58a66793af57a57dfb56f.tar.gz comus-a0c8aa6aedc4177823e58a66793af57a57dfb56f.tar.bz2 comus-a0c8aa6aedc4177823e58a66793af57a57dfb56f.zip | |
fmt, rename some fns
Diffstat (limited to 'kernel/include')
| -rw-r--r-- | kernel/include/comus/memory.h | 6 | ||||
| -rw-r--r-- | kernel/include/comus/procs.h | 4 | ||||
| -rw-r--r-- | kernel/include/comus/syscalls.h | 37 |
3 files changed, 42 insertions, 5 deletions
diff --git a/kernel/include/comus/memory.h b/kernel/include/comus/memory.h index 3b57324..d91c9bb 100644 --- a/kernel/include/comus/memory.h +++ b/kernel/include/comus/memory.h @@ -97,11 +97,11 @@ mem_ctx_t mem_ctx_clone(mem_ctx_t ctx, bool cow); void mem_ctx_free(mem_ctx_t ctx); /** - * Free a memory context + * Switch into a different memory context * - * @param ctx - pointer to the memory context + * @param ctx - the memory context */ -void free_mem_ctx(mem_ctx_t ctx); +void mem_ctx_switch(mem_ctx_t ctx); /** * Allocates at least len bytes of memory starting at diff --git a/kernel/include/comus/procs.h b/kernel/include/comus/procs.h index fe8cbee..2c40f5a 100644 --- a/kernel/include/comus/procs.h +++ b/kernel/include/comus/procs.h @@ -237,7 +237,7 @@ struct pcb *pcb_queue_peek(const pcb_queue_t queue); * @param pcb[out] Pointer to where the PCB pointer will be saved * @return status of the removal request */ -int pcb_queue_remove(pcb_queue_t queue, struct pcb **pcb); +int pcb_queue_pop(pcb_queue_t queue, struct pcb **pcb); /** * Remove the specified PCB from the indicated queue. @@ -246,7 +246,7 @@ int pcb_queue_remove(pcb_queue_t queue, struct pcb **pcb); * @param pcb[in] Pointer to the PCB to be removed * @return status of the removal request */ -int pcb_queue_remove_this(pcb_queue_t queue, struct pcb *pcb); +int pcb_queue_remove(pcb_queue_t queue, struct pcb *pcb); /** * Schedule the supplied process diff --git a/kernel/include/comus/syscalls.h b/kernel/include/comus/syscalls.h new file mode 100644 index 0000000..3dc128d --- /dev/null +++ b/kernel/include/comus/syscalls.h @@ -0,0 +1,37 @@ +/** + * @file syscalls.h + * + * @author Freya Murphy <freya@freyacat.org> + * @author cisi 452 + * + * System call declarations + */ + +#ifndef SYSCALLS_H_ +#define SYSCALLS_H_ + +#define SYS_exit 0 +#define SYS_waitpid 1 +#define SYS_fork 2 +#define SYS_exec 3 +#define SYS_open 4 +#define SYS_close 5 +#define SYS_read 6 +#define SYS_write 7 +#define SYS_getpid 8 +#define SYS_getppid 9 +#define SYS_gettime 10 +#define SYS_getprio 11 +#define SYS_setprio 12 +#define SYS_kill 13 +#define SYS_sleep 14 +#define SYS_brk 15 +#define SYS_sbrk 16 + +// UPDATE THIS DEFINITION IF MORE SYSCALLS ARE ADDED! +#define N_SYSCALLS 13 + +// interrupt vector entry for system calls +#define VEC_SYSCALL 0x80 + +#endif /* syscalls.h */ |