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208 Commits 3 Branches 4 Tags 6.4 MiB
8081863709
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Author SHA1 Message Date
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
Stephen Marz
61d8ace581 Added more FS stuff. 2020-03-18 22:01:05 -04:00
Stephen Marz
e033feee2b Documentation says 0x80000, but I left off a zero :( Thanks to QiuhaoLi 2020-03-18 10:41:57 -04:00
Stephen Marz
b39db75cf4 Add fs and minix 2020-03-18 10:40:27 -04:00
Stephen Marz
d6bf3d2685 Remove testing code, change comments 2020-03-16 15:05:04 -04:00
Stephen Marz
40977c2e45 Add global entropy device list 2020-03-16 14:02:28 -04:00
Stephen Marz
4fd36bf898 Move individual chapters, use tags from now on 2020-03-15 20:21:42 -04:00
Stephen Marz
c184aae307 Add rng.rs for ch9 and overall 2020-03-15 20:18:46 -04:00
Stephen Marz
703c2cf5b0 Finish virtio 2020-03-15 20:18:09 -04:00
Stephen Marz
858c838e73 Updates to power of two ring size 2020-03-15 11:11:59 -04:00
Stephen Marz
973ec7449b Added comments to describe functions and enumerations. Also, assumptions have been spelled out. 2020-03-15 11:09:01 -04:00
Stephen Marz
ea4c8ae9c2 Shortened some code using Rust 2020-03-13 21:45:13 -04:00
Stephen Marz
50df049fbb I messed up the header size, which is why writes failed 2020-03-13 20:01:02 -04:00
Stephen Marz
a6c0ff96fe Remove mepc, satp, and pid, we get these from the frame address 2020-03-13 19:38:31 -04:00
Stephen Marz
4487295308 Remove frame extraction 2020-03-13 19:38:06 -04:00
Stephen Marz
c3e7451997 Change trap frame structure to new function, and added quantum multiplier 2020-03-13 19:37:44 -04:00
Stephen Marz
f881eacf26 Remove unused imports, status isn't currently being used in trap, and removed unsafe from trap 7 2020-03-13 19:37:21 -04:00
Stephen Marz
44f2f3acb5 Changed testing apparatus 2020-03-13 19:36:53 -04:00
Stephen Marz
46afb47ab6 changed used ring to be page aligned 2020-03-13 19:36:34 -04:00
Stephen Marz
0954532a5b changed used ring to be page aligned 2020-03-13 19:36:24 -04:00
Stephen Marz
cfbc4b516a Remove block::init, it's not necessary anymore 2020-03-13 15:33:37 -04:00
Stephen Marz
8f55a9a6ec Remove reference when using ref 2020-03-13 15:31:47 -04:00
Stephen Marz
67f30af9a9 Clean up interrupt code 2020-03-13 13:23:55 -04:00
Stephen Marz
cbc3622c8e Remove debugging output 2020-03-13 13:16:43 -04:00
Stephen Marz
497abf1660 Added comments, will need to centralize the read/write functions 2020-03-13 13:04:41 -04:00
Stephen Marz
5e0be36d45 My fault, the mut's in let Some don't actually do anything. 2020-03-13 12:58:16 -04:00