| /kernel/trunk/generic/include/syscall/syscall.h |
|---|
| 29,6 → 29,8 |
| #ifndef __SYSCALL_H__ |
| #define __SYSCALL_H__ |
| #include <typedefs.h> |
| typedef enum { |
| SYS_CTL = 0, |
| SYS_IO = 1, |
| 38,7 → 40,7 |
| typedef int (*syshandler_t)(); |
| extern int sys_ctl(void); |
| extern int sys_io(void); |
| extern int sys_io(int fd, const void *buf, size_t count); |
| extern syshandler_t syscall_table[SYSCALL_END]; |
| /kernel/trunk/generic/src/syscall/syscall.c |
|---|
| 26,14 → 26,24 |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #include <arch/types.h> |
| #include <syscall/syscall.h> |
| #include <print.h> |
| #include <putchar.h> |
| int sys_ctl(void) { |
| printf("SYS_CTL\n"); |
| return 0; |
| } |
| int sys_io(void) { |
| int sys_io(int fd, const void * buf, size_t count) { |
| // TODO: buf sanity checks and a lot of other stuff ... |
| size_t i; |
| for (i = 0; i < count; i++) |
| putchar(((char *) buf)[i]); |
| return 0; |
| } |
| /kernel/trunk/arch/ia32/src/interrupt.c |
|---|
| 27,6 → 27,7 |
| */ |
| #include <arch/interrupt.h> |
| #include <syscall/syscall.h> |
| #include <print.h> |
| #include <debug.h> |
| #include <panic.h> |
| 110,10 → 111,14 |
| } |
| } |
| void syscall(int n, void *stack) |
| void syscall(int n, void *st) |
| { |
| printf("cpu%d: syscall\n", CPU->id); |
| thread_usleep(1000); |
| __native *stack = (__native *) st; |
| if (stack[-2] < SYSCALL_END) |
| syscall_table[stack[-2]](stack[-5], stack[-3], stack[-4]); |
| else |
| panic("Undefined syscall %d", stack[-2]); |
| } |
| void tlb_shootdown_ipi(int n, void *stack) |