Jeremy Soller
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5d7b0a3889
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Enable interrupt flag in userspace
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2016-10-06 20:52:24 -06:00 |
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Jeremy Soller
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64cc730eac
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Time (#11)
* WIP: Time syscalls
* Count time from PIT using low tickrate
* Implement realtime
* Implement nanosleep with a tight loop
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2016-10-06 20:50:14 -06:00 |
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Jeremy Soller
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4331195693
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Allocate AP stack linearly
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2016-09-28 08:59:14 -06:00 |
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Jeremy Soller
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d72609898a
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Fix allocate_frames
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2016-09-26 17:13:35 -06:00 |
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Jeremy Soller
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dad81d3c46
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WIP: AHCI drivers and more memory syscalls
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2016-09-26 17:00:06 -06:00 |
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Jeremy Soller
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79f7e09230
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Add FX
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2016-09-22 16:13:05 -06:00 |
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Jeremy Soller
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76b0c7eeea
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Add wnohang, make PS/2 driver write input to display scheme, which then passes it to the shell
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2016-09-22 10:10:27 -06:00 |
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Jeremy Soller
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0540726890
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Fix context_switch_unlock being optimized out
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2016-09-21 14:47:45 -06:00 |
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Jeremy Soller
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5757f3436e
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Clone grants
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2016-09-20 22:14:08 -06:00 |
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Jeremy Soller
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e110ab81b8
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WIP: VESA driver. Make initfs generated by code
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2016-09-20 21:52:45 -06:00 |
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Jeremy Soller
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be3bcbb878
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Add function for getting mapped page flags
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2016-09-20 17:36:36 -06:00 |
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Jeremy Soller
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941fc0b494
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Grant to allow passing data to scheme handler
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2016-09-20 14:50:04 -06:00 |
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Jeremy Soller
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0b3be623fc
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Move PS/2 driver to userspace
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2016-09-19 17:19:49 -06:00 |
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Jeremy Soller
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c957c2a105
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PS/2 driver convert to char
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2016-09-19 10:24:19 -06:00 |
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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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70a2faa0c7
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Correctly position stack in higher half
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2016-09-19 08:46:11 -06:00 |
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Jeremy Soller
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1331f4103f
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Unlock context switch lock without potentially screwing up switch_to function
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2016-09-18 21:05:59 -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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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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d5766c092f
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Remove debug breaks
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2016-09-17 09:19:55 -06:00 |
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Jeremy Soller
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4e78a12002
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Do not halt on page fault, do a stack dump
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2016-09-17 08:13:09 -06:00 |
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Jeremy Soller
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aa7e38882b
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Map display in kernel shared memory
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2016-09-15 08:50:29 -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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c000820d72
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Move kernel heap into kernel PML4, now a single PML4 needs to be copied to initialize a new table
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2016-09-14 21:28:09 -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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3f9012b931
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Restore page fault handler
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2016-09-13 20:35:01 -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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31fdc8f175
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Cleanup usermode jump
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2016-09-12 17:52:38 -06:00 |
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Jeremy Soller
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e50e6d2e4f
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Remove user TLS
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2016-09-12 15:52:04 -06:00 |
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Jeremy Soller
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ea8b9189a3
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Pass page table of BSP to AP
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2016-09-12 15:50:16 -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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11eddfecd1
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Cleanup PML4 entries, pass correct cpu ID to trampoline
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2016-09-12 13:06:00 -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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bed09d0518
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Allow thread control block to be moved
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2016-09-11 18:25:05 -06:00 |
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Jeremy Soller
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f05cc96db1
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KVM default off, ack after irq handling
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2016-09-11 15:13:09 -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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00db6ddd62
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vga=no mode and serial echo
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2016-09-10 19:24:16 -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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ce717ff277
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Reorganize kernel memory mappings
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2016-09-10 18:48:27 -06:00 |
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Jeremy Soller
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7ace92c60c
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Show where frame allocator ran out
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2016-09-10 16:28:01 -06:00 |
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Jeremy Soller
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729c7fd004
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Prepare for higher half
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2016-09-09 18:31:48 -06:00 |
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Jeremy Soller
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5d97fd75c7
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Fix crash in libstd
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2016-09-09 17:25:56 -06:00 |
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