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383 Commits 3 Branches 4 Tags 6.4 MiB
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383 Commits

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Author SHA1 Message Date
Stephen Marz
cbff6afeca Added comments. 2020-04-25 19:51:27 -04:00
Stephen Marz
cb06702afa Act more like Rust by adding _mut() for those functions that return mutable references or pointers. 2020-04-25 19:36:58 -04:00
Stephen Marz
e5f3eb7f6b Removed mapping the kernel memory into a process' virtual address space. 2020-04-25 19:34:20 -04:00
Stephen Marz
84e5126d29 Added formatting, made syscall.rs clearer to read. 2020-04-25 18:48:23 -04:00
Stephen Marz
056ef5bb2d Added dump_registers as syscall 1--for debugging purposes. 2020-04-25 18:25:18 -04:00
Stephen Marz
d86c65a380 Added comments and removed llvm_asm -- it looks like I'll have to use this in the future 2020-04-25 17:34:06 -04:00
Stephen Marz
018faea21e Check for a 0 zone before adding to blocks seen. 2020-04-25 16:47:13 -04:00
Stephen Marz
3eb61ad188 Remove redundant variable 2020-04-25 16:41:43 -04:00
Stephen Marz
bb4e2d118a Minix reads Direct, Indirect, Doubly-indirect, and Triply-indirect zones 2020-04-25 16:39:50 -04:00
Stephen Marz
3bfab82612 Merge branch 'next' 2020-04-25 16:07:41 -04:00
Stephen Marz
0de9b23b17 Change test and added comments 2020-04-25 16:06:29 -04:00
Stephen Marz
b6b210f5f7 Merge branch 'next' 2020-04-25 15:15:29 -04:00
Stephen Marz
080a529f01 Reading up to indirect pointers 2020-04-25 15:15:25 -04:00
Stephen Marz
17303a0d63 Merge branch 'next' 2020-04-25 14:16:09 -04:00
Stephen Marz
c2fb6cf90d Fix system calls. Size always comes first now, followed by offset. 2020-04-25 14:16:03 -04:00
Stephen Marz
374f1f6add Merge branch 'next' 2020-04-24 22:19:45 -04:00
Stephen Marz
787f886b6f Clean up code, added deleting a process if a user process causes a fault. 2020-04-24 22:19:41 -04:00
Stephen Marz
dedb4ee832 Updates to testing. 2020-04-24 21:04:29 -04:00
Stephen Marz
bb74161466 Remove use 2020-04-24 19:58:29 -04:00
Stephen Marz
2eb8acabd7 Remove syscall_exit, kernel processes will return via RA 2020-04-24 19:55:49 -04:00
Stephen Marz
71702acd43 Added comments and formatted. 2020-04-24 19:30:00 -04:00
Stephen Marz
0d924e6fab Fixed not waking up the process who made the request. 2020-04-24 19:26:44 -04:00
Stephen Marz
4c31f8c563 Add inode number to fs_read 2020-04-24 19:22:27 -04:00
Stephen Marz
a113db700a Added RA to call syscall_exit for kernel processes. 2020-04-24 19:16:45 -04:00
Stephen Marz
8ae5ebb085 Added syscall_block_read and syscall_fs_read. 2020-04-24 18:56:32 -04:00
Stephen Marz
8081863709 Fix inits loop. We will use WFI to avoid hogging resources. 2020-04-24 18:48:19 -04:00
Stephen Marz
e0a8be5522 Don't let init sleep. This will cause us to hang in the scheduler. 2020-04-24 18:47:49 -04:00
Stephen Marz
58ab3f3b6f Don't let init sleep. This will cause us to hang in the scheduler. 2020-04-24 18:46:31 -04:00
Stephen Marz
73636c1de1 Updates to add a process for a file system read in the system call. 2020-04-24 18:37:48 -04:00
Stephen Marz
2e48b86656 Auto-drop processes, and added delete process. 2020-04-24 15:22:57 -04:00
Stephen Marz
a60d84ed98 Start adding block device stuff and file system stuff. Added test for block driver as a process. 2020-04-24 14:39:56 -04:00
Stephen Marz
599627b74a Updated to allow for system calls that change process state 2020-04-24 14:39:33 -04:00
Stephen Marz
e39f6b71c5 Added information for release builds 2020-04-21 20:31:27 -04:00
Stephen Marz
625df1cf46 Added testing shell, no testing, yet. 2020-04-21 20:30:09 -04:00
Stephen Marz
da92f55d1b Added codegen-units to avoid SEGV 2020-04-21 20:27:13 -04:00
Stephen Marz
8b2b670deb Add testing shell 2020-04-21 20:25:39 -04:00
Stephen Marz
b3e99659de Initial fix 2020-04-21 20:23:39 -04:00
Stephen Marz
f9572be05a Add options in Cargo.toml for lto and optimizer 2020-04-21 20:21:56 -04:00
Stephen Marz
1ae7b115f7 Let's try BUILD.md this way 2020-04-21 20:14:20 -04:00
Stephen Marz
e6d9807c11 Short instructions for building. 2020-04-21 20:13:51 -04:00
Stephen Marz
d1dc1d7b32 Get rid of Makefile, use cargo build and cargo run now. 2020-04-21 19:51:30 -04:00
Stephen Marz
1c329244ce Use Rust out-of-the-box now that it has full support for RISC-V. We need 
cargo-binutils and so forth to run these. But, for now all we need is to
run cargo run and it should invoke qemu for us based on .cargo/config
 2020-04-21 19:49:23 -04:00
Stephen Marz
86018d30a3 Added assembly module so that Rust will import RISC-V assembly code 
without using GNU tools
 2020-04-21 19:48:19 -04:00
Stephen Marz
aba5fe0e24 Use cargo to build out-of-the-box here. 2020-04-21 19:47:57 -04:00
Stephen Marz
abd3048afa Use Rust's global_asm to import assembly files 2020-04-21 19:47:38 -04:00
Stephen Marz
4767b6d698 Fixed used index and available index. These are modded by the queue size in the ring only. The index continues to increase until it naturally wraps at the data size 2020-04-12 21:37:06 -04:00
Stephen Marz
fb3a9ccdae Test block device 2020-03-31 11:41:32 -04:00
Stephen Marz
ce5e8b17b2 Fixed C++ isms when translating to Rust 2020-03-28 21:06:31 -04:00
Stephen Marz
55bcc79736 Added MmioDevice structure to put a structure to the MMIO virtio address space. 2020-03-28 21:05:45 -04:00
Stephen Marz
d2ab4a1ad7 Rename inode to node for a more generic filesystem. 2020-03-18 22:37:12 -04:00