Stephen Marz
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c74316adb5
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Added ELF loader in elf.rs
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2020-05-15 11:46:51 -04:00 |
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Stephen Marz
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bb4f3bc0a6
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Move BlockBuffer to buffer.rs and renamed to Buffer.
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2020-05-15 11:46:42 -04:00 |
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Stephen Marz
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f781c511f4
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Let Rust figure out the data type String
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2020-05-15 11:12:07 -04:00 |
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Stephen Marz
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9d6ee9fb35
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Added comments and shrunk string
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2020-05-15 11:11:20 -04:00 |
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Stephen Marz
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69c7e6c390
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Reformatted
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2020-05-15 11:00:51 -04:00 |
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Stephen Marz
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e1b2150f1b
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Reduce stack size to 5 pages
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2020-05-15 10:54:02 -04:00 |
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Stephen Marz
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f8fad1804f
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Updated file string to avoid creating strings twice in test.
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2020-05-15 10:40:37 -04:00 |
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Stephen Marz
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5b5e5d9e2b
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Fix warnings
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2020-05-15 10:37:40 -04:00 |
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Stephen Marz
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6367e064cf
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Reworked file system, still much to do, however, now we can get a file by its name instead of inode number.
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2020-05-15 10:34:37 -04:00 |
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Stephen Marz
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ea33bfe629
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Added starting point for GPU code.
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2020-05-15 10:34:22 -04:00 |
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Stephen Marz
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723963e1ec
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Resolved
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2020-05-01 19:11:42 -04:00 |
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Stephen Marz
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21f16b4754
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Resolved
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2020-05-01 19:10:56 -04:00 |
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Stephen Marz
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6cd64c84bf
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Do not spin lock in an interrupt context, and also add feedback to the caller.
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2020-05-01 19:02:58 -04:00 |
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Stephen Marz
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fe5a909335
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Create a system call to add a process to prevent data race with the process list.
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2020-05-01 18:59:38 -04:00 |
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Stephen Marz
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30fcd7894a
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Change lock to try_lock to better align with Rust's verbiage
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2020-04-27 09:46:59 -04:00 |
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Stephen Marz
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d49ea6e040
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Changed formatting settings.
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2020-04-26 22:12:00 -04:00 |
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Stephen Marz
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532b246f7b
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Added locking to the scheduler. Since this is invoked so often, it causes a race with the test_elf process.
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2020-04-26 21:08:29 -04:00 |
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Stephen Marz
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ef0997be74
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Add documentation for Mutex
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2020-04-26 20:28:20 -04:00 |
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Stephen Marz
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a1f9d2c6cd
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Add Mutex to process list.
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2020-04-26 20:11:01 -04:00 |
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Stephen Marz
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03018cb55f
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Removed warnings
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2020-04-26 15:55:22 -04:00 |
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Stephen Marz
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7dfe0b8182
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Run cargo fix
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2020-04-26 15:53:26 -04:00 |
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Stephen Marz
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3d43bbd93c
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asm is deprecated in Rust as my compiler warned me. So, let's switch to llvm_asm
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2020-04-26 15:52:08 -04:00 |
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Stephen Marz
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591f0fdff8
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Get rid of useless header.
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2020-04-26 14:58:28 -04:00 |
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Stephen Marz
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29100f10ae
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Updated comments
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2020-04-26 14:05:50 -04:00 |
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Stephen Marz
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af29a0d267
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Removed make_hdd.sh, it stores random bytes, now we have a filesystem
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2020-04-26 13:55:08 -04:00 |
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Stephen Marz
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d62d3f3816
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Added more rigorous test, fixed bug in ELF loader
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2020-04-26 09:26:41 -04:00 |
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Stephen Marz
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bc6ef9d689
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Fixed ELF loader and added offset.
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2020-04-26 09:19:07 -04:00 |
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Stephen Marz
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8f61253aea
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Removed old code and added comments.
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2020-04-26 08:51:25 -04:00 |
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Stephen Marz
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cc3b78973c
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Rearranged code, added comments.
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2020-04-26 08:43:03 -04:00 |
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Stephen Marz
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42c14bf930
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Check and use permission bits in ELF for user pages.
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2020-04-26 08:40:43 -04:00 |
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Stephen Marz
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fa1a728bd9
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Changed to run test_elf for ELF files
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2020-04-26 08:34:00 -04:00 |
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Stephen Marz
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074dc9547a
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Now we read ELF files instead of raw binaries
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2020-04-26 08:33:49 -04:00 |
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Stephen Marz
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de97ebf12d
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Added ELF structures for reading ELF files.
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2020-04-26 08:33:25 -04:00 |
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Stephen Marz
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06894d3aff
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Move BlockBuffer into fs.
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2020-04-26 07:12:38 -04:00 |
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Stephen Marz
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25009aaa3c
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Fixed bug in locating the inode.
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2020-04-26 07:12:27 -04:00 |
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Stephen Marz
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fac882ea73
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Clean up scheduler code.
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2020-04-25 23:27:00 -04:00 |
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Stephen Marz
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fd9c9449b0
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Allow sleeping processes that are awoken to immediately execute.
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2020-04-25 23:26:14 -04:00 |
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Stephen Marz
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60edb9f72a
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Remove the dumb done flag.
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2020-04-25 23:24:55 -04:00 |
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Stephen Marz
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58b73e2208
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Added tons of comments.
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2020-04-25 22:25:32 -04:00 |
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Stephen Marz
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b8029e76ac
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Make helloworld.cpp print a pointer so we can see how we directly affect
the stack.
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2020-04-25 21:44:11 -04:00 |
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Stephen Marz
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f771883cb0
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Added satp_fence. Probably don't need this since we don't reuse pids.
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2020-04-25 21:44:05 -04:00 |
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Stephen Marz
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eab4a20a61
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Added calculations to helloworld
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2020-04-25 21:35:32 -04:00 |
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Stephen Marz
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0c649f5370
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Change wording of helloworld.cpp so it's recognizable when printed to the screen.
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2020-04-25 21:24:21 -04:00 |
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Stephen Marz
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1627cc7733
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Read and start a process...Added userspace library...will switch this to newlib later.
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2020-04-25 21:23:00 -04:00 |
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Stephen Marz
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cbff6afeca
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Added comments.
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2020-04-25 19:51:27 -04:00 |
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Stephen Marz
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cb06702afa
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Act more like Rust by adding _mut() for those functions that return mutable references or pointers.
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2020-04-25 19:36:58 -04:00 |
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Stephen Marz
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e5f3eb7f6b
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Removed mapping the kernel memory into a process' virtual address space.
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2020-04-25 19:34:20 -04:00 |
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Stephen Marz
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84e5126d29
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Added formatting, made syscall.rs clearer to read.
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2020-04-25 18:48:23 -04:00 |
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Stephen Marz
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056ef5bb2d
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Added dump_registers as syscall 1--for debugging purposes.
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2020-04-25 18:25:18 -04:00 |
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Stephen Marz
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d86c65a380
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Added comments and removed llvm_asm -- it looks like I'll have to use this in the future
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2020-04-25 17:34:06 -04:00 |
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