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1fca5af522
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Change interface for getting and setting current thread
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2018-03-21 23:12:43 +01:00 |
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c26434f814
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Some threading code cleanup
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2018-03-21 23:12:43 +01:00 |
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251b5f71c9
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Simple scheduler
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2018-03-21 23:12:43 +01:00 |
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1e2f81a5d8
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Very simple threading and context switching.
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2018-03-21 23:12:43 +01:00 |
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fc6c7f3bc7
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VMM -- Interface cleanup
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2018-03-21 09:21:40 +01:00 |
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4011b5f12f
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VMM -- Use a simple uint64 for page table entries
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2018-03-20 15:41:27 +01:00 |
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cb09833ebc
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VMM -- Know what? Let's ignore huge pages for simplicity
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2018-03-20 14:11:22 +01:00 |
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ae2de799f3
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VMM -- Various cleanup
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2018-03-20 14:11:22 +01:00 |
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e86857dca4
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PMM -- simplification of code
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2018-03-20 14:11:22 +01:00 |
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9bc1abceff
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VMM -- Touch and set page in one operation
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2018-03-20 14:11:22 +01:00 |
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df0df93da7
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Don't put multiboot data in page stack
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2018-03-20 14:11:22 +01:00 |
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36c517dd82
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Use a direct address for P4 rather than a pointer
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2018-03-20 14:11:22 +01:00 |
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8711fee390
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Interface cleanup
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2018-03-20 14:11:22 +01:00 |
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9a479b1132
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Add a PAGE_GLOBAL flag for kernel pages
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2018-03-20 14:11:22 +01:00 |
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470eb5e9f9
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Also map non-free memory areas into kernel space
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2018-03-20 14:11:22 +01:00 |
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3a4136c225
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PMM -- calloc function for getting cleared pages
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2018-03-20 14:11:22 +01:00 |
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5dc4e27392
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Map all free memory pages and add to page stack
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2018-03-20 14:11:22 +01:00 |
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cf1b631461
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VMM -- making sure things will work with virtual memory
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2018-03-20 14:11:22 +01:00 |
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8ac8bc7b6c
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VMM -- adding interface to header file
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2018-03-20 14:11:22 +01:00 |
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ce937c8088
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VMM - free_page does not unset P2 entry if P1 is not empty
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2018-03-20 14:11:22 +01:00 |
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96a877c95b
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VMM - touch_page stops at P2 for huge pages
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2018-03-20 14:11:22 +01:00 |
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e68698ff80
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VMM - set_page does not overwrite 4kb pages with 2mb
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2018-03-20 14:11:22 +01:00 |
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518eaf73c3
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VMM - set_page sets 2Mb pages
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2018-03-20 14:11:22 +01:00 |
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f81e5cd8b0
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VMM - get_page gets 2mb pages
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2018-03-20 14:11:22 +01:00 |
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69022cadd5
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VMM -- refactoring, break out test for page presence
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2018-03-20 14:11:22 +01:00 |
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d54a206f82
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VMM - free_page returns P1 to PMM if empty
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2018-03-20 14:11:22 +01:00 |
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46e27fb817
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VMM - free_page deos not unset P2 entry if P1 is not empty
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2018-03-20 14:11:22 +01:00 |
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992930d293
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VMM - free_page deos not unset P2 entry if not asked to
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2018-03-20 14:11:22 +01:00 |
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3134a1d6ad
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VMM - free_page unsets P2 entry if P1 is empty
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2018-03-20 14:11:22 +01:00 |
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e62c167494
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VMM -- refactor page table setup in tests
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2018-03-20 14:11:22 +01:00 |
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063c065d2f
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VMM - free_page unsets page
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2018-03-20 14:11:22 +01:00 |
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bbd220a395
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VMM -- test refactoring
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2018-03-20 14:11:22 +01:00 |
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f78500d603
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PMM -- Make sure stuff works even with V2P and P2V
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2018-03-20 14:11:22 +01:00 |
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acf9a43980
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VMM - touch_page fails if out of pages
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2018-03-20 14:11:22 +01:00 |
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59ffd9d5f5
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VMM - touch_page sets flags
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2018-03-20 14:11:22 +01:00 |
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86d8aea9ea
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VMM - touch_page adds P2 and P1
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2018-03-20 14:11:22 +01:00 |
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1d4b689215
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VMM - touch_page adds P3
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2018-03-20 14:11:22 +01:00 |
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28c8afe3c5
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VMM - set_page with tests
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2018-03-20 14:11:21 +01:00 |
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cd7ed38a40
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VMM -- get_page should include flags
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2018-03-20 14:11:21 +01:00 |
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57482136ae
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VMM - get_page fails if PTE not present
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2018-03-20 14:11:21 +01:00 |
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d32e93b72b
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VMM - get_page works for different address
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2018-03-20 14:11:21 +01:00 |
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1ad156902a
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VMM - get_page ignores flags -- also restructuring - bad Thomas!
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2018-03-20 14:11:21 +01:00 |
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1b928b3c97
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VMM - get_page returns correct address
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2018-03-20 14:11:21 +01:00 |
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1a7852de4d
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PMM -- finishing up and changing names, types
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2018-03-20 14:11:21 +01:00 |
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28916257f1
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PMM -- Fix type for pointer to next block
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2018-03-20 14:11:21 +01:00 |
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82fbafc38e
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PMM -- Convert between virtual and physical address
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2018-03-20 14:11:21 +01:00 |
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1daf8ed47b
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PMM - alloc two pages
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2018-03-20 14:11:21 +01:00 |
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e7bdea771b
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PMM - alloc zero after all free pages
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2018-03-20 14:11:21 +01:00 |
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9b930ae5d3
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PMM - alloc return 0 if no free pages
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2018-03-20 14:11:21 +01:00 |
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776fd87862
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PMM - alloc returns freed page
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2018-03-20 14:11:21 +01:00 |
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