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https://github.com/drasko/codezero.git
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b11d4c4607
- Compiles and Codezero runs as normal without touching mutex implementation - Mutex implementation needs testing. The mutex control syscall allows userspace programs to declare any virtual address as a mutex lock and ask for help from the kernel syscall for resolving locking contentions.
48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/*
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* Syscall offsets in the syscall page.
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*
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* Copyright (C) 2007 Bahadir Balban
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*/
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#ifndef __SYSCALL_H__
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#define __SYSCALL_H__
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#include INC_GLUE(syscall.h)
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#define syscall_offset_mask 0xFF
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#define sys_ipc_offset 0x0
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#define sys_thread_switch_offset 0x4
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#define sys_thread_control_offset 0x8
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#define sys_exchange_registers_offset 0xC
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#define sys_schedule_offset 0x10
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#define sys_unmap_offset 0x14
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#define sys_space_control_offset 0x18
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#define sys_ipc_control_offset 0x1C
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#define sys_map_offset 0x20
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#define sys_getid_offset 0x24
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#define sys_kread_offset 0x28
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#define sys_kmem_control_offset 0x2C
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#define sys_time_offset 0x30
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#define sys_mutex_control_offset 0x34
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#define syscalls_end_offset sys_mutex_control_offset
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#define SYSCALLS_TOTAL ((syscalls_end_offset >> 2) + 1)
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void print_syscall_context(struct ktcb *t);
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int sys_ipc(struct syscall_context *);
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int sys_thread_switch(struct syscall_context *);
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int sys_thread_control(struct syscall_context *);
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int sys_exchange_registers(struct syscall_context *);
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int sys_schedule(struct syscall_context *);
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int sys_unmap(struct syscall_context *);
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int sys_space_control(struct syscall_context *);
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int sys_ipc_control(struct syscall_context *);
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int sys_map(struct syscall_context *);
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int sys_getid(struct syscall_context *);
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int sys_kread(struct syscall_context *);
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int sys_kmem_control(struct syscall_context *);
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int sys_time(struct syscall_context *);
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int sys_mutex_control(struct syscall_context *);
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#endif /* __SYSCALL_H__ */
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