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61e5ebf513
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Removed unused #include in sys/syscalls.h
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2023-11-09 21:25:30 -06:00 |
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58ae7f9f89
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Removed syscallret_t typedef.
Syscalls just return an int
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2023-11-09 21:24:07 -06:00 |
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b4ea4b8ca1
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Merged sighandler.h into sigaction.h
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2023-11-09 21:19:13 -06:00 |
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f36fe615cc
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Wrote wrappers for each available system call
Many calls aren't implemented, and simply return an error.
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2023-11-09 21:17:08 -06:00 |
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c43b23bed3
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Added sigaction.h and sighandler.h to installed headers
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2023-11-09 21:16:22 -06:00 |
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31f7eb34a6
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Renamed some syscalls
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2023-11-08 14:15:46 -06:00 |
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c5ef8c53a7
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Started separating important structs from kernel.c
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2023-11-08 14:13:03 -06:00 |
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108e04a8f0
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Page fault handler now allocates new page tables
Rather than contantly checking if a page table exists before access, the fault handler will automatically allocate them as needed.
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2023-11-07 12:44:23 -06:00 |
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091830e508
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Added constructor to x86 context
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2023-11-07 12:37:33 -06:00 |
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98528dbc4a
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Created x86/mp.h
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2023-11-07 12:36:59 -06:00 |
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b9208aceba
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Created types/sigaction.h
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2023-11-07 12:34:31 -06:00 |
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aa77b0e7a2
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Created sighandler.h
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2023-11-07 12:34:06 -06:00 |
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d4ed72cc46
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Removed leading underscore from syscallarg.h
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2023-11-07 12:33:42 -06:00 |
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8e64741a9e
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Created types/syscallret.h
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2023-11-07 12:33:24 -06:00 |
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4b7cf4e04a
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Removed leading underscore from syscallarg.h
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2023-11-07 12:33:04 -06:00 |
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58d50a5e9a
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Removed leading underscore from physaddr.h
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2023-11-07 12:32:42 -06:00 |
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669ab6ba8a
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Removed leading underscore from pid.h
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2023-11-07 12:32:04 -06:00 |
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185d3f6677
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Added function to delete contents of AVL tree
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2023-11-07 12:31:16 -06:00 |
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85020f2254
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Removed leading underscore in oid.h
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2023-11-07 12:30:13 -06:00 |
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a5ce86147d
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Created small static library to wrap system call ABI
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2023-09-07 00:58:57 -05:00 |
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43440310f2
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Added type definitions for process and object IDs
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2023-09-07 00:55:45 -05:00 |
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29a528780b
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Added syscalls to map to particular physical address
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2023-09-02 21:50:35 -05:00 |
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75b7e08e96
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Kernel page allocator and heap use new algorithms
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2023-08-31 14:37:38 -05:00 |
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035960f4d3
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Added new linker symbol pointing to end of read-only data
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2023-03-03 04:52:58 -06:00 |
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6af84b247f
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Page allocation uses new external library, libmalloc
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2023-01-09 01:56:09 -06:00 |
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c069866bc7
|
Buncha changes and fixes
|
2022-12-30 17:11:42 -06:00 |
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166841da51
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Added usermode interrupt handling
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2022-12-21 11:37:13 -06:00 |
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bacedbea86
|
Rewrote physical memory allocator
The physical memory allocator now uses a buddy allocator instead of a stack.
Also moved some of the platform-independent context code to kernel.c.
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2022-08-23 13:00:26 -05:00 |
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2f7d39e679
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Improved error handling in queue.c
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2022-08-23 12:56:45 -05:00 |
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9c37167c5e
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Changed #include guards in physaddr.h, added now error codes
|
2022-08-23 12:55:39 -05:00 |
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f76b8cab43
|
Changed #include guards in physaddr.h
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2022-08-23 12:55:07 -05:00 |
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21509be9bc
|
Added 'math.c' for optimized math and bit operations
|
2022-08-23 08:41:53 -05:00 |
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c36f65ce97
|
Various renaming and refactoring
|
2022-08-19 22:34:45 -05:00 |
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0337fca749
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Moved syscall IDs to separate header
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2022-08-19 06:06:48 -05:00 |
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164fb9fcae
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Added simple IPC syscalls
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2022-08-19 03:56:53 -05:00 |
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0ae4f7995d
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Added basic IPC syscalls
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2022-08-17 02:47:41 -05:00 |
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bfb56fcbb3
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Added functions to portably manipulate process context
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2022-08-17 01:41:59 -05:00 |
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bbf2325a60
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Added constructor to queue
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2022-08-17 01:41:19 -05:00 |
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5b959c9763
|
Added queue structure
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2022-08-15 20:20:31 -05:00 |
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bdb0b753a3
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Fixed multiple definition error
|
2022-07-23 04:03:00 -05:00 |
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03968c33eb
|
Redefined message struct
|
2022-07-23 02:22:18 -05:00 |
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d84c9c86d0
|
Removed some unused code
|
2022-07-05 18:06:19 -05:00 |
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5c7d002bbf
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Moved PCB for each process to kernel heap
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2022-07-03 13:17:06 -05:00 |
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e3026b2601
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Removed unneeded #include from elf.h
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2022-06-15 16:07:01 -05:00 |
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38d9ee4737
|
Removed unneeded #include from heap.h
|
2022-06-15 16:05:40 -05:00 |
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a52f06f81e
|
Massive backlog of changes
|
2022-06-15 15:59:31 -05:00 |
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c962a83ff0
|
WIP on kernel syscalls
|
2021-05-01 17:09:50 -05:00 |
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7caf49065d
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page stack constructor takes stack base as argument
initialize() calls new constructors and fills in syscall table
|
2021-04-19 06:58:02 -05:00 |
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c5ca5e82a7
|
Added more status codes
|
2021-04-19 06:56:12 -05:00 |
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470e39e8e8
|
Added support for page types in mmgr
|
2021-04-19 06:55:27 -05:00 |
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