vinzenz/redox
0
0
Fork 0
Code Issues Pull requests Actions Packages Projects Releases Wiki Activity
570 commits 1 branch 0 tags 8.4 MiB
Commit graph

139 commits

Author SHA1 Message Date
Jeremy Soller 3f9012b931 Restore page fault handler 2016-09-13 20:35:01 -06:00
Jeremy Soller dc87afd2ac Fix userspace clone by clobbering all variables on clone 2016-09-13 20:31:45 -06:00
Jeremy Soller ce50faf7ca Allow cloning of kernel threads. Userspace breaks potentially due to stack aliasing 2016-09-13 20:06:39 -06:00
Jeremy Soller 31fdc8f175 Cleanup usermode jump 2016-09-12 17:52:38 -06:00
Jeremy Soller e50e6d2e4f Remove user TLS 2016-09-12 15:52:04 -06:00
Jeremy Soller ea8b9189a3 Pass page table of BSP to AP 2016-09-12 15:50:16 -06:00
Jeremy Soller 6d675fc43a Map kernel TLS to general area 2016-09-12 15:02:03 -06:00
Jeremy Soller 11eddfecd1 Cleanup PML4 entries, pass correct cpu ID to trampoline 2016-09-12 13:06:00 -06:00
Jeremy Soller 1298e38ed8 cr3 in context 2016-09-12 12:21:34 -06:00
Jeremy Soller bed09d0518 Allow thread control block to be moved 2016-09-11 18:25:05 -06:00
Jeremy Soller f05cc96db1 KVM default off, ack after irq handling 2016-09-11 15:13:09 -06:00
Jeremy Soller 8563961f28 Flush TLB correctly when remapping 
Seperate mouse and keyboard structs in PS/2 driver
 2016-09-11 15:02:35 -06:00
Jeremy Soller 44e8b99b46 Implement exec 
Implement brk
 2016-09-10 22:06:09 -06:00
Jeremy Soller 00db6ddd62 vga=no mode and serial echo 2016-09-10 19:24:16 -06:00
Jeremy Soller 842826c1b0 Implement sched_yield, enable interrupts in userspace 2016-09-10 19:18:59 -06:00
Jeremy Soller bd7bca30fa Remove debugging messages, launch elf on APs 2016-09-10 19:03:31 -06:00
Jeremy Soller ce717ff277 Reorganize kernel memory mappings 2016-09-10 18:48:27 -06:00
Jeremy Soller 7ace92c60c Show where frame allocator ran out 2016-09-10 16:28:01 -06:00
Jeremy Soller 729c7fd004 Prepare for higher half 2016-09-09 18:31:48 -06:00
Jeremy Soller 5d97fd75c7 Fix crash in libstd 2016-09-09 17:25:56 -06:00
Jeremy Soller 3cd846a756 Update rust, use redox branch to prepare for libstd 2016-09-09 15:48:54 -06:00
Jeremy Soller fcec69efdc remove bochs breaks 2016-09-08 15:53:45 -06:00
Jeremy Soller a5d79d7957 Nographic mode, fix userspace transition by setting kernel TLS back on syscall 2016-09-08 15:45:26 -06:00
Jeremy Soller fb0df8530d Debug reads writes better, set up stdio for BSP 2016-09-07 21:32:09 -06:00
Jeremy Soller 850792bbf1 Load a very simple ELF and launch it in usermode 2016-09-07 21:16:30 -06:00
Jeremy Soller 398838dc1b Log bad mouse events 2016-09-07 19:35:50 -06:00
Jeremy Soller 486b11eb1c Force scancode set, combine keyboard packets 2016-09-02 14:47:56 -06:00
Jeremy Soller f45958f449 Fix stack trace, WIP usermode 2016-09-02 12:27:45 -06:00
Jeremy Soller 7a4c5de2ae Assertions in PS/2 driver 2016-09-01 21:01:38 -06:00
Jeremy Soller 3d79c653bd Enable display first to catch ps2 output 2016-09-01 20:52:52 -06:00
Jeremy Soller 69faf5f377 Do not disable local apic, it appears to turn off irqs on BSP 2016-09-01 20:23:47 -06:00
Jeremy Soller da88cdcb61 Better debugging messages 2016-09-01 20:16:58 -06:00
Jeremy Soller f706dda8af Support both X2 and XAPIC modes 2016-09-01 19:54:44 -06:00
Jeremy Soller a4da0121ea Make sure to enable xAPIC mode as well as x2APIC mode 2016-09-01 17:23:04 -06:00
Jeremy Soller f14569e313 Only one AP can start at a time 2016-09-01 17:08:43 -06:00
Jeremy Soller c74abfc8a7 Set write combining for AP 2016-09-01 17:08:15 -06:00
Jeremy Soller 7ae58a11d7 Remove debugging times, set PIT to slower frequency 2016-09-01 16:46:34 -06:00
Jeremy Soller 817638b7aa Write combining is useable on real hardware, significantly improving scroll performance 2016-09-01 16:14:42 -06:00
Jeremy Soller ff4d06f678 More efficient iteration in graphics functions 2016-09-01 15:31:39 -06:00
Jeremy Soller 0ccfd2125a Improve efficiency of kernel console 2016-09-01 14:39:45 -06:00
Jeremy Soller d7d61f82af Draw on VESA for console using ransid 2016-09-01 11:51:33 -06:00
Jeremy Soller 53c71d9183 Warnings removal 2016-09-01 11:14:47 -06:00
Jeremy Soller 543ef3d96f Add serial init and serial interrupts 2016-09-01 11:10:56 -06:00
Jeremy Soller 722d738254 Fix mouse position, map display on APs 2016-09-01 08:12:50 -06:00
Jeremy Soller 1e5d992ab5 Show mouse trail 2016-09-01 07:05:46 -06:00
Jeremy Soller 3b700191cf Set up fourth mouse packet 2016-08-31 22:31:51 -06:00
Jeremy Soller 555ad5fd92 Nearly complete PS/2 driver 2016-08-31 21:40:34 -06:00
Jeremy Soller f784e9a06a Fill in all exception and IRQ entries. Handle PIT, keyboard IRQs 2016-08-31 17:45:21 -06:00
Jeremy Soller d3dfff8d51 Improvements for context switching 2016-08-30 16:23:51 -06:00
Jeremy Soller 6e3f59ba8e Simple, unsafe context switch 2016-08-28 18:38:53 -06:00
Jeremy Soller 6715d5c534 Arm! 2016-08-25 17:03:01 -06:00
Jeremy Soller 234fb64999 Add display 2016-08-24 20:10:55 -06:00
Jeremy Soller 2be7ccaec2 Arch context in kernel context 2016-08-24 10:35:42 -06:00
Jeremy Soller f6e57ff5d1 Add arch context, WIP switching 2016-08-22 19:56:35 -06:00
Jeremy Soller 4ced24e8d1 Setup TSS, using thread local storage 2016-08-22 14:53:03 -06:00
Jeremy Soller 3eca1e3451 Thread local TSS 2016-08-22 14:47:33 -06:00
Jeremy Soller 7a59e08e70 Fix thread locals 2016-08-20 08:39:03 -06:00
Jeremy Soller 8ddd0ad3f0 WIP: Thread control block and TSS in kernel 2016-08-19 17:38:37 -06:00
Jeremy Soller 0501b2580d Setup independent page tables, map heap to a single location 2016-08-19 14:53:16 -06:00
Jeremy Soller 7aafc165ec Use x86 crate for definition of TSS and GDTR, WIP: loading TSS 2016-08-19 13:09:00 -06:00
Jeremy Soller 55a0154eac Switch to goblin as executable parser 2016-08-19 07:57:24 -06:00
Jeremy Soller 5588c38178 Add syscall handler, still work in progress 
Add elf files
 2016-08-18 19:44:31 -06:00
Jeremy Soller 490dd16776 Refactor context list 2016-08-18 08:30:45 -06:00
Jeremy Soller 0693540a5b Prepare for higher half - map entire lower 4 GB 2016-08-18 07:56:47 -06:00
Jeremy Soller 8ddddcec9f Print out more useful information about AP and BSP, create kmain_ap 2016-08-17 19:38:04 -06:00
Jeremy Soller 0d995bfb5c Keep track of AP count, allocate bigger AP stack, stack trace function 2016-08-17 19:34:33 -06:00
Jeremy Soller 26c86f8242 Set page table of AP to BSP, to allow mapping of heap to be shared 2016-08-17 19:06:33 -06:00
Jeremy Soller 48741e3b99 Do not map heap on AP, due to it being independent from the BSP heap. We need to adjust the mapping so that kernel mappings are shared accross processors, probably using higher half mapping for the kernel 2016-08-17 17:46:56 -06:00
Jeremy Soller ec1302bbe1 Remove debugging 2016-08-17 17:41:42 -06:00
Jeremy Soller b0797a5d8a Allocate a very small 4K stack for the other CPUs, increase count to 4 2016-08-17 17:40:18 -06:00
Jeremy Soller 979d80a8c7 Fix locking in serial port 2016-08-17 17:24:10 -06:00
Jeremy Soller b756dd59eb Remove warnings 2016-08-17 16:54:48 -06:00
Jeremy Soller 78432b3875 Move frame allocation to two global functions, locking happens inside them 2016-08-17 16:26:43 -06:00
Jeremy Soller ebf9766ef5 Map kernel in AP, WIP 2016-08-17 15:47:54 -06:00
Jeremy Soller 27d5996abf Get the APs into rust code, set stack and page table in trampoline 2016-08-16 21:25:48 -06:00
Jeremy Soller a8948fb246 Hooks to get the other CPUs into long mode 2016-08-16 20:37:38 -06:00
Jeremy Soller 08900d56c8 Changes to allow for detection and init of ASPs 2016-08-16 18:04:15 -06:00
Jeremy Soller 7b2acdd79c Cleanup ACPI code, find lower tables 2016-08-16 12:16:32 -06:00
Jeremy Soller 7a1c263bc1 WIP: ACPI 
Map and find ACPI tables, starting with RSDT
 2016-08-15 18:37:58 -06:00
Jeremy Soller fda1ab2327 Global allocator, page table - protected by spinlock 2016-08-15 16:29:54 -06:00
Jeremy Soller 617516b949 Move main to start 2016-08-15 15:32:33 -06:00
Jeremy Soller eccb99d67d Use linked list allocator 2016-08-15 15:27:32 -06:00
Jeremy Soller 2a66a84a50 Cleanup, use spinlock for allocator 2016-08-15 15:01:24 -06:00
Jeremy Soller cc8fe85e6a GDT and IDT in kernel space 
Paging constructs completed, remap kernel before jumping to kmain
Panic will do a stack trace
Remove SSE from none target
 2016-08-15 14:34:20 -06:00
Jeremy Soller 465363f0a1 Add simple paging, use rust libcore and compile without sse 2016-08-15 11:30:14 -06:00
Jeremy Soller 4e270bb807 Add context and file structs 2016-08-14 18:16:56 -06:00
Jeremy Soller 29b6544d8f Add test architecture 2016-08-14 14:59:18 -06:00
Jeremy Soller b130f9a860 Magic to make interrupt functions easy to write 2016-08-14 12:08:42 -06:00
Jeremy Soller 2730144e2a Move arch to seperate crate 2016-08-14 11:45:47 -06:00