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2b65782369
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Tasks now have separate address spaces
When switchTask loads the stack, the next push intruction fails, but the
stack can be manually accessed fine.
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2019-03-23 10:35:11 -05:00 |
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9caf48cb6d
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Kmalloc is now used to allocate task structures
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2019-03-23 07:30:18 -05:00 |
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5bca438d98
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Add kmalloc
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2019-03-23 07:30:00 -05:00 |
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0f4cd96cbf
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Re add program build into makefile
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2019-03-17 18:04:50 -05:00 |
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334c6a6439
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Fix syscall memory allocation bug
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2019-03-17 18:04:06 -05:00 |
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c1bbcaddee
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Virtual memory manager no longer returns NULL
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2019-03-17 17:47:33 -05:00 |
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afcd0b6580
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Virtual memory manager can now create and load address spaces
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2019-03-17 12:37:37 -05:00 |
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bfc3964804
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Memory allocation is now a syscall
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2019-03-17 12:22:00 -05:00 |
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d9252649d8
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Physical memory manager now initialized in cpu_init
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2019-03-17 12:21:23 -05:00 |
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7d2a8b0894
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IPC now uses void pointers
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2019-03-15 18:53:50 -05:00 |
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f2ebc5e31e
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More work
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2019-03-12 17:26:19 -05:00 |
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99d7fed783
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Work and cleanup
|
2019-03-11 09:32:55 -05:00 |
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7131f4ae5a
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Lots of work
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2019-02-25 15:42:23 -06:00 |
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9c5e5e91d0
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Clear interrupt stack in yield sycall
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2019-02-11 14:13:49 -06:00 |
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d54a55aad0
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Get sycalls working in usermode (And all interrupts)
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2019-02-11 13:43:40 -06:00 |
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b3e086e452
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Add createTask syscall (Not working in umode)
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2019-02-11 09:48:50 -06:00 |
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4f25ff7a09
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Add yield syscall (Not working in umode)
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2019-02-11 09:47:28 -06:00 |
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fdd7afa1c8
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Add tasking (No usermode support)
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2019-02-11 09:30:28 -06:00 |
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f1334567e1
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Add cursor to VGA driver
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2019-02-11 09:28:25 -06:00 |
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cb16df6240
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Usermode can now use ports! (IOPB test)
|
2019-02-10 18:09:07 -06:00 |
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03109a25ca
|
Add newline to UMODE! message
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2019-02-10 15:05:03 -06:00 |
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205950e974
|
Add page fault debug messages
|
2019-02-10 15:04:54 -06:00 |
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a12c1281ff
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Usermode interupts working!
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2019-02-10 15:03:59 -06:00 |
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00b1770afa
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Fix xy_to_indx in VGA driver
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2019-02-10 14:13:41 -06:00 |
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ee9839beaa
|
Get GDT,IDT and usermode working!
|
2019-02-10 14:11:07 -06:00 |
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0534ba86e6
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Add usermode GDT entries
|
2019-02-10 13:19:04 -06:00 |
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cec08e8609
|
VGA can now write strings
|
2019-02-09 17:55:06 -06:00 |
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d2f3b982be
|
xy_to_mem should be called xy_to_indx
|
2019-02-09 17:22:51 -06:00 |
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0418a497c7
|
Colors are now initialized in vga_init
|
2019-02-09 17:15:38 -06:00 |
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b1506d95ed
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VGA driver now clears on initialization
|
2019-02-09 14:35:45 -06:00 |
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60c56c064d
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Start work on VGA driver
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2019-02-09 14:35:29 -06:00 |
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9b707eb3f7
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screen.h is now vga.h
|
2019-02-09 14:33:45 -06:00 |
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65b629e74a
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Read framebuffer info from GRUB
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2019-02-09 14:33:29 -06:00 |
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fe8ab7fb70
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Initalize paging in cpu_init
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2019-02-09 14:11:19 -06:00 |
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1a36bf1fe2
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Add multiboot header file
|
2019-02-09 13:56:22 -06:00 |
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f20f654263
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Add libc to header search path
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2019-02-09 13:54:53 -06:00 |
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0e3e4d4769
|
Add GDT initialization
|
2019-02-09 13:54:40 -06:00 |
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a1ac07c79e
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Rename init_paging to paging_init
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2019-02-09 13:05:13 -06:00 |
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ef90f51688
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Remove most code for a blank start
|
2019-02-09 12:52:45 -06:00 |
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