| /kernel/trunk/generic/include/console/console.h |
|---|
| 40,4 → 40,7 |
| extern count_t gets(chardev_t *chardev, char *buf, size_t buflen); |
| extern void putchar(char c); |
| extern void arch_grab_console(void); |
| extern void arch_release_console(void); |
| #endif /* __CHARDEV_H__ */ |
| /kernel/trunk/generic/include/syscall/syscall.h |
|---|
| 58,6 → 58,7 |
| SYS_PREEMPT_CONTROL, |
| SYS_SYSINFO_VALID, |
| SYS_SYSINFO_VALUE, |
| SYS_DEBUG_ENABLE_CONSOLE, |
| SYSCALL_END |
| } syscall_t; |
| /kernel/trunk/generic/src/console/cmd.c |
|---|
| 37,6 → 37,7 |
| */ |
| #include <console/cmd.h> |
| #include <console/console.h> |
| #include <console/kconsole.h> |
| #include <print.h> |
| #include <panic.h> |
| 73,6 → 74,14 |
| .argc = 0 |
| }; |
| static int cmd_continue(cmd_arg_t *argv); |
| static cmd_info_t continue_info = { |
| .name = "continue", |
| .description ="Return console back to userspace", |
| .func = cmd_continue, |
| .argc = 0 |
| }; |
| /** Data and methods for 'description' command. */ |
| static int cmd_desc(cmd_arg_t *argv); |
| static void desc_help(void); |
| 332,6 → 341,7 |
| &call1_info, |
| &call2_info, |
| &call3_info, |
| &continue_info, |
| &cpus_info, |
| &desc_info, |
| &exit_info, |
| 699,3 → 709,15 |
| version_print(); |
| return 1; |
| } |
| /** Command for returning console back to userspace. |
| * |
| * @param argv Ignored. |
| * |
| * return Always 1. |
| */ |
| int cmd_continue(cmd_arg_t *argv) |
| { |
| arch_release_console(); |
| return 1; |
| } |
| /kernel/trunk/generic/src/syscall/syscall.c |
|---|
| 46,6 → 46,7 |
| #include <security/cap.h> |
| #include <syscall/copy.h> |
| #include <sysinfo/sysinfo.h> |
| #include <console/console.h> |
| /** Print using kernel facility |
| * |
| 78,6 → 79,13 |
| return count; |
| } |
| /** Tell kernel to get keyboard/console access again */ |
| static __native sys_debug_enable_console(void) |
| { |
| arch_grab_console(); |
| return 0; |
| } |
| /** Dispatch system call */ |
| __native syscall_handler(__native a1, __native a2, __native a3, |
| __native a4, __native id) |
| 130,5 → 138,8 |
| /* Sysinfo syscalls */ |
| sys_sysinfo_valid, |
| sys_sysinfo_value |
| sys_sysinfo_value, |
| /* Debug calls */ |
| sys_debug_enable_console |
| }; |