diff options
Diffstat (limited to 'sys/inc')
| -rw-r--r-- | sys/inc/mu/panic.h | 6 | ||||
| -rw-r--r-- | sys/inc/mu/process.h | 44 | ||||
| -rw-r--r-- | sys/inc/os/process.h | 15 |
3 files changed, 65 insertions, 0 deletions
diff --git a/sys/inc/mu/panic.h b/sys/inc/mu/panic.h index 310e657..c96e844 100644 --- a/sys/inc/mu/panic.h +++ b/sys/inc/mu/panic.h @@ -33,6 +33,12 @@ #include <sys/types.h> /* + * Used internally by the panic function to dump + * internal machine state. + */ +void mu_panic_dump(void); + +/* * Used internally by the panic function and implemented * per architecture to bring the system to a halt. */ diff --git a/sys/inc/mu/process.h b/sys/inc/mu/process.h new file mode 100644 index 0000000..2e69140 --- /dev/null +++ b/sys/inc/mu/process.h @@ -0,0 +1,44 @@ +/* + * Copyright (c) 2025 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MU_PROCESS_H_ +#define _MU_PROCESS_H_ + +#include <sys/types.h> +#include <os/process.h> + +/* + * Initialize machine specific process fields + * + * @process: Process to initialize + * @ip: Instruction pointer + */ +int mu_process_init(struct process *process, uintptr_t ip, int flags); + +#endif /* !_MU_PROCESS_H_ */ diff --git a/sys/inc/os/process.h b/sys/inc/os/process.h index 753779a..a2e3fdd 100644 --- a/sys/inc/os/process.h +++ b/sys/inc/os/process.h @@ -31,9 +31,13 @@ #define _OS_PROCESS_H_ 1 #include <sys/types.h> +#include <sys/param.h> #include <sys/queue.h> #include <md/pcb.h> /* shared */ +/* Flags for proc_init() */ +#define PROC_KERN BIT(0) /* Kernel thread */ + /* * Represents a running process on the * system @@ -48,4 +52,15 @@ struct process { TAILQ_ENTRY(process) link; }; +/* + * Initialize a process to a known state + * + * @process: Process to initialize + * @ip: Instruction pointer to jump to + * @flags: Optional flags + * + * Returns zero on success + */ +int process_init(struct process *process, uintptr_t ip, int flags); + #endif /* !_OS_PROCESS_H_ */ |
