diff --git a/kernel/roadmap.md b/kernel/roadmap.md index 3b7801a..7a48685 100644 --- a/kernel/roadmap.md +++ b/kernel/roadmap.md @@ -15,19 +15,25 @@ - [x] Register dump - [x] Stack tracing - [x] Scheduler -- [x] (Kernel) Threads + - [x] Threads + - [x] Processes - [x] Ramdisk - [x] USTAR - [x] RAMFS - [x] VFS - [x] ELF loading -- [x] Processes - [x] Keyboard input (ps/2 int) - [x] JSON parser for system config - [ ] Drivers - [X] Loading / Linking into kernel - [X] Driver Device assignment (PCI / USB / FS) - [ ] API +- [ ] Syscalls + - [x] Filesystem + - [x] Memory + - [ ] Processing + - [x] Drivers + - [X] Kernel - [ ] FAT32 (driver) - [ ] TUI framework - [ ] Shell diff --git a/kernel/sysabi.md b/kernel/sysabi.md index 720d56f..c5bdb7b 100644 --- a/kernel/sysabi.md +++ b/kernel/sysabi.md @@ -43,15 +43,15 @@ The following calls should be implemented to some degree in noxos 1.0. | 0x0104 | `nx_mem_unlabel` | Takes the file descriptor away from a memory region. | fd | | | | status | N/A | ## Processes -| ID | Name | Description | Arg1 | Arg2 | Arg3 | Arg4 | Result | Status | -|--------|------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------|--------|----------|------|------|--------|--------| -| 0x0201 | `nx_proc_create` | Creates a new process with the configuration _conf_ (which format is described below) and writes its process id to _pid_. | *conf | *pid | | | status | N/A | -| 0x0202 | `nx_proc_signal_send` | Send the signal _signal_ to _pid_. See below for a list of signals. | pid | signal | | | status | N/A | -| 0x0203 | `nx_proc_signal_set_handler` | Sets a handler for the signal _signal_ in the current process. Not all signals can have a handler. Look at the list for more information. | signal | *handler | | | status | N/A | -| 0x0204 | `nx_proc_thread_create` | Spawns a new thread for the current process. The starting point is defined by _addr_. The threads' ID is written into _tid_. | addr | *tid | | | status | N/A | -| 0x0205 | `nx_proc_thread_start` | Starts the current processes' thread with thread id _tid_. | tid | | | | status | N/A | -| 0x0206 | `nx_proc_thread_pause` | Pauses the current processes' thread with thread id _tid_. | tid | | | | status | N/A | -| 0x0207 | `nx_proc_thread_kill` | Kills the current processes' thread with thread id _tid_. | tid | | | | status | N/A | +| ID | Name | Description | Arg1 | Arg2 | Arg3 | Arg4 | Result | Status | +|--------|------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------|--------|----------|------|------|--------|-------------| +| 0x0201 | `nx_proc_create` | Creates a new process with the configuration _conf_ (which format is described below) and writes its process id to _pid_. | *conf | *pid | | | status | Implemented | +| 0x0202 | `nx_proc_signal_send` | Send the signal _signal_ to _pid_. See below for a list of signals. | pid | signal | | | status | N/A | +| 0x0203 | `nx_proc_signal_set_handler` | Sets a handler for the signal _signal_ in the current process. Not all signals can have a handler. Look at the list for more information. | signal | *handler | | | status | N/A | +| 0x0204 | `nx_proc_thread_create` | Spawns a new thread for the current process. The starting point is defined by _addr_. The threads' ID is written into _tid_. | addr | *tid | | | status | N/A | +| 0x0205 | `nx_proc_thread_start` | Starts the current processes' thread with thread id _tid_. | tid | | | | status | N/A | +| 0x0206 | `nx_proc_thread_pause` | Pauses the current processes' thread with thread id _tid_. | tid | | | | status | N/A | +| 0x0207 | `nx_proc_thread_kill` | Kills the current processes' thread with thread id _tid_. | tid | | | | status | N/A | ## Drivers | ID | Name | Description | Arg1 | Arg2 | Arg3 | Arg4 | Result | Status | @@ -99,7 +99,7 @@ If another process calls them, they will just return without doing anything. | 0x80 | name | The processes' name (ascii). | | 0x08 | executable | A file descriptor to the executable the process will be loaded from. | | 0x04 | num_inherit_fds | The amount of file descriptors that will be inherited to the process. | -| 0x0F * `num_inherit_fds` | inherit_fds | The file descriptors that will be inherited to the process. (described below) | +| 0x08 * `num_inherit_fds` | inherit_fds | The file descriptors that will be inherited to the process. (described below) | **header.privilege_level:** @@ -112,8 +112,8 @@ If another process calls them, they will just return without doing anything. | Length(bytes) | Name | Description | |---------------|-----------|--------------------------------------------------------------------------------| -| 0x08 | at_parent | The file descriptor, the parent process wants to inherit. | -| 0x08 | at_child | The file descriptor in the new child process. Same as `at_parent` if set to 0. | +| 0x04 | at_parent | The file descriptor, the parent process wants to inherit. | +| 0x04 | at_child | The file descriptor in the new child process. Same as `at_parent` if set to 0. | ### Process signals @@ -121,5 +121,5 @@ If another process calls them, they will just return without doing anything. - __SIGPAUSE__: pauses the process - __SIGKILL__: kills the process and destroys the processes data structures - __SIGEXIT__: send by the kernel before stopping the process - handler implementation possible -- __SIGPFAULT__: sends when the process access memory it is not permitted to. Followed by SIGEXIT - handler implementation possible +- __SIGPAGEFAULT__: sends when the process access memory it is not permitted to. Followed by SIGEXIT - handler implementation possible - __SIGMATHFAULT__: sends when the process does stuff like dividing by zero. Followed by SIGEXIT - handler implementation possible