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| author | Ian McFarlane <i.mcfarlane2002@gmail.com> | 2025-04-25 11:51:09 -0400 |
|---|---|---|
| committer | Ian McFarlane <i.mcfarlane2002@gmail.com> | 2025-04-25 11:51:09 -0400 |
| commit | 25359ed1cb1a6131e9d3d26c8f2c8634670ed864 (patch) | |
| tree | 559750220ff5084e33a2e1f5bc4f0c90b959a4f8 /kernel/include | |
| parent | fix freeing of virtual memory (diff) | |
| parent | poweroff syscall (diff) | |
| download | comus-25359ed1cb1a6131e9d3d26c8f2c8634670ed864.tar.gz comus-25359ed1cb1a6131e9d3d26c8f2c8634670ed864.tar.bz2 comus-25359ed1cb1a6131e9d3d26c8f2c8634670ed864.zip | |
resolve format conflict
Diffstat (limited to 'kernel/include')
| -rw-r--r-- | kernel/include/comus/cpu.h | 5 | ||||
| -rw-r--r-- | kernel/include/comus/procs.h | 2 | ||||
| -rw-r--r-- | kernel/include/comus/syscalls.h | 3 |
3 files changed, 8 insertions, 2 deletions
diff --git a/kernel/include/comus/cpu.h b/kernel/include/comus/cpu.h index ffc1782..3669000 100644 --- a/kernel/include/comus/cpu.h +++ b/kernel/include/comus/cpu.h @@ -89,4 +89,9 @@ void cpu_feats(struct cpu_feat *feats); */ void cpu_print_regs(struct cpu_regs *regs); +/** + * Return from a syscall handler back into userspace + */ +__attribute__((noreturn)) void syscall_return(void); + #endif /* cpu.h */ diff --git a/kernel/include/comus/procs.h b/kernel/include/comus/procs.h index d105867..0150975 100644 --- a/kernel/include/comus/procs.h +++ b/kernel/include/comus/procs.h @@ -222,6 +222,6 @@ void schedule(struct pcb *pcb); /** * Select the next process to receive the CPU */ -void dispatch(void); +__attribute__((noreturn)) void dispatch(void); #endif /* procs.h */ diff --git a/kernel/include/comus/syscalls.h b/kernel/include/comus/syscalls.h index 3b9ea70..0105104 100644 --- a/kernel/include/comus/syscalls.h +++ b/kernel/include/comus/syscalls.h @@ -27,9 +27,10 @@ #define SYS_sleep 14 #define SYS_brk 15 #define SYS_sbrk 16 +#define SYS_poweroff 17 // UPDATE THIS DEFINITION IF MORE SYSCALLS ARE ADDED! -#define N_SYSCALLS 17 +#define N_SYSCALLS 18 // interrupt vector entry for system calls #define VEC_SYSCALL 0x80 |