Jeremy Soller
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727647dbf1
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Seperate PS/2 keyboard and mouse driver
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2016-09-19 09:43:30 -06:00 |
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Jeremy Soller
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36fde7c7c5
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Allow userspace to handle IRQs (WIP). Create basic keyboard handler
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2016-09-18 20:17:08 -06:00 |
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Jeremy Soller
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4bcee99d9f
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Add mechanism to read IRQ count
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2016-09-18 18:59:46 -06:00 |
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Jeremy Soller
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483d466b1a
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Add fsync. Add env scheme, currently hardcoded to get ion to launch. Make serial IRQ send data to debug scheme
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2016-09-18 17:55:35 -06:00 |
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Jeremy Soller
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1b056395bb
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Canonicalize paths in open
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2016-09-18 12:54:10 -06:00 |
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Jeremy Soller
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cfbaccf4d2
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Complete execve - add argument support using safe ABI
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2016-09-17 21:44:50 -06:00 |
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Jeremy Soller
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57f5699664
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Update libstd. Add CWD and associated syscalls. Remove debugging
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2016-09-17 19:01:34 -06:00 |
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Jeremy Soller
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dfbcca99dd
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Add exit status to status enum
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2016-09-17 09:23:36 -06:00 |
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Jeremy Soller
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b8d19746e4
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Fix creation of kstack
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2016-09-17 09:18:35 -06:00 |
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Jeremy Soller
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3e726a5d0d
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Implement the typical use of waitpid
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2016-09-16 18:50:47 -06:00 |
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Jeremy Soller
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e680a84a57
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Allow cloning of files and memory
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2016-09-16 18:27:54 -06:00 |
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Jeremy Soller
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8ee9f1d7da
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work on shared memory accross threads
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2016-09-16 17:51:27 -06:00 |
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Jeremy Soller
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0b2fd79816
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Panic upon use of unsupported flags
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2016-09-16 13:45:00 -06:00 |
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Jeremy Soller
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6ad843184d
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Collapse status of context into one status variable
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2016-09-16 11:10:53 -06:00 |
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Jeremy Soller
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fbbfe16764
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Organize context module
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2016-09-16 10:44:52 -06:00 |
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Jeremy Soller
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997e229f27
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Do not have interrupts enabled during context switch
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2016-09-15 08:40:16 -06:00 |
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Jeremy Soller
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53a5a9188a
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Remove debugging
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2016-09-15 08:39:20 -06:00 |
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Jeremy Soller
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33e098c124
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Fix implementation of clone and exec. Now the init process can load and execute the pci driver
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2016-09-15 08:35:07 -06:00 |
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Jeremy Soller
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b01a918556
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WIP: Create new page table for clone
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2016-09-14 22:21:52 -06:00 |
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Jeremy Soller
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83bc8a0da5
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Higher-half kernel mapping. Unmap where possible, freeing up lower memory
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2016-09-14 20:47:55 -06:00 |
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Jeremy Soller
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6e16298e71
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WIP: Copy usermode stack
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2016-09-13 21:27:27 -06:00 |
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Jeremy Soller
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dc87afd2ac
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Fix userspace clone by clobbering all variables on clone
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2016-09-13 20:31:45 -06:00 |
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Jeremy Soller
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ce50faf7ca
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Allow cloning of kernel threads. Userspace breaks potentially due to stack aliasing
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2016-09-13 20:06:39 -06:00 |
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Jeremy Soller
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4341a2d725
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Use flush_all instead of flush for performance
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2016-09-13 11:20:55 -06:00 |
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Jeremy Soller
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6d675fc43a
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Map kernel TLS to general area
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2016-09-12 15:02:03 -06:00 |
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Jeremy Soller
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1298e38ed8
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cr3 in context
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2016-09-12 12:21:34 -06:00 |
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Jeremy Soller
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85fef883d6
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Implement exit, partly
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2016-09-11 22:03:03 -06:00 |
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Jeremy Soller
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aa2915001e
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Clear memory on demand
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2016-09-11 21:47:44 -06:00 |
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Jeremy Soller
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9796d21906
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Add comments
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2016-09-11 21:35:02 -06:00 |
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Jeremy Soller
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0d101ae5fa
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Cleanup heap management
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2016-09-11 21:18:18 -06:00 |
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Jeremy Soller
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bcd318d80b
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Store context memory information
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2016-09-11 21:04:34 -06:00 |
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Jeremy Soller
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f0431f4de1
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Allow exec, emulate clone by pretending to be child
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2016-09-11 18:03:10 -06:00 |
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Jeremy Soller
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2fffe3ee77
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Fix close, add dup
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2016-09-11 17:31:21 -06:00 |
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Jeremy Soller
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951831c4bb
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Improve init process, debug missing syscalls, fix error codes in syscall return
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2016-09-11 16:48:58 -06:00 |
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Jeremy Soller
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c9a4b3882c
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PCI driver WIP
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2016-09-11 15:56:48 -06:00 |
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Jeremy Soller
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8563961f28
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Flush TLB correctly when remapping
Seperate mouse and keyboard structs in PS/2 driver
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2016-09-11 15:02:35 -06:00 |
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Jeremy Soller
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44e8b99b46
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Implement exec
Implement brk
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2016-09-10 22:06:09 -06:00 |
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Jeremy Soller
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f2ca411cd6
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Load init from initfs
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2016-09-10 19:42:26 -06:00 |
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Jeremy Soller
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842826c1b0
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Implement sched_yield, enable interrupts in userspace
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2016-09-10 19:18:59 -06:00 |
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Jeremy Soller
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bd7bca30fa
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Remove debugging messages, launch elf on APs
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2016-09-10 19:03:31 -06:00 |
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Jeremy Soller
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0b1265d87e
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Seperate kernel and userspace targets
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2016-09-09 19:08:04 -06:00 |
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Jeremy Soller
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9040789987
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Remove debug warnings
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2016-09-09 17:30:22 -06:00 |
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Jeremy Soller
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aeadd17bb5
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Connect schemes so that they can be used
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2016-09-08 20:06:33 -06:00 |
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Jeremy Soller
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9afe0645e1
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Cleanup to use question mark
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2016-09-08 19:31:26 -06:00 |
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Jeremy Soller
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46f9f90e3c
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Add syscall library, make init program Rust
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2016-09-08 19:10:50 -06:00 |
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Jeremy Soller
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fb0df8530d
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Debug reads writes better, set up stdio for BSP
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2016-09-07 21:32:09 -06:00 |
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Jeremy Soller
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850792bbf1
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Load a very simple ELF and launch it in usermode
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2016-09-07 21:16:30 -06:00 |
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Jeremy Soller
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0ccfd2125a
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Improve efficiency of kernel console
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2016-09-01 14:39:45 -06:00 |
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Jeremy Soller
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d7d61f82af
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Draw on VESA for console using ransid
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2016-09-01 11:51:33 -06:00 |
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Jeremy Soller
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53c71d9183
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Warnings removal
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2016-09-01 11:14:47 -06:00 |
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