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7d756306cf
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removed more 32 bit only paging code which is broken anyway
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2014-06-14 17:57:52 +02:00 |
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4f5e2ce13b
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heading towards merging the 32/64 paging code
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2014-05-14 18:56:15 +02:00 |
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1f641e440c
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simplified macros
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2014-05-14 15:13:11 +02:00 |
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d358a78e56
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added comments and @author
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2014-05-14 15:11:02 +02:00 |
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00127d06cf
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some cleanup
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2014-04-15 16:28:02 +02:00 |
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6bd2f64687
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set PG_GLOBAL flag on pagetables
this leads to global self-mapped page tables
and therefore reduces to effect of TLB shootdowns.
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2014-04-15 16:27:16 +02:00 |
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3203d53a83
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another rewrite of the paging code without nested functions
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2014-02-18 13:08:22 +01:00 |
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eb0298fc2f
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moved some helper functions to page_helpers.h (mostly static inline address calculation)
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2014-02-07 11:01:10 +01:00 |
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a3d621142a
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added paging and memory related CPUID feature flags
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2014-01-28 11:09:00 +01:00 |
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5a20e0953f
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we do not need syncronization for virt_to_phys (atomic memory access)
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2014-01-09 16:55:05 +01:00 |
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af9bda06f8
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renamed mmu.h to memory.h as its not related to the MMU and contains
prototypes for memory.c
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2014-01-09 16:20:18 +01:00 |
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d5f60ef542
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fixed two smaller bugs and some compiler warnings
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2014-01-09 16:12:13 +01:00 |
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11977e40bc
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implemented userspace task loading and userpsace heap management with the new vma_list
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2014-01-09 14:06:09 +01:00 |
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d7644300a8
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code cleanup of task creation and some additions to the previous commit
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2014-01-09 13:59:01 +01:00 |
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ab67350783
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thats a huge commit: reimplemented all remaining page map functions according to the new page_iterate()
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2014-01-09 13:44:20 +01:00 |
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494ee1299a
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unified and extended pagefault exception handler
some cleanup
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2014-01-09 13:32:00 +01:00 |
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d5ac6e6092
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added macros for x86 control registers & some MSRs
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2014-01-09 13:13:59 +01:00 |
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066e29fde9
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added NX bit support
renamed some CPP macros
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2014-01-09 12:49:04 +01:00 |
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c21ea42058
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added page_dump() and page_stats() for testing and demonstration of page_iterate()
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2013-12-03 16:40:14 +01:00 |
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8fe165c162
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added page_iterate(): a recursive page tree walker
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2013-12-03 16:34:34 +01:00 |
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4514080014
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enable global pages for the kernelspace
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2013-12-03 15:54:58 +01:00 |
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fff2708c5a
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move page map setup to arch_paging_init()
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2013-12-03 15:52:16 +01:00 |
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443ffdf012
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replaced PAGE_ALIGN macro by PAGE_CEIL, PAGE_FLOOR pair
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2013-12-03 15:29:05 +01:00 |
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2923b1a7ed
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cleanup of macros and comments, idention etc...
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2013-12-03 15:26:21 +01:00 |
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edf178f39a
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Merge branch 'vogel' into x64_paging
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2013-11-26 17:25:53 +01:00 |
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a972efe288
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Merge branch 'vma_kernel' into vogel
Conflicts:
kernel/tasks.c
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2013-11-20 14:00:04 +01:00 |
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9db28ec380
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using PAGE_ALIGN macro to calc pages
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2013-11-20 13:43:18 +01:00 |
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de33962e9d
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removed old vm_alloc()/vm_free() which have been replaced by vma_alloc()/vma_free()
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2013-11-20 13:22:09 +01:00 |
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aa1730919e
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standardized comment format and code cleanup
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2013-11-20 12:03:24 +01:00 |
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ec171dfcce
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implemented map_region() (more testing needed; will propably replaced by a iterative solution)
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2013-11-14 13:12:35 +01:00 |
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892154c9f1
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implemented drop_page_map() (more testing needed)
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2013-11-14 13:09:56 +01:00 |
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bbb8c5c186
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implemented copy_page_frame() (more testing needed)
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2013-11-14 13:09:31 +01:00 |
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92b2badf71
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implemented copy_page_map() (more testing needed)
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2013-11-14 13:08:56 +01:00 |
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cdcd9e7d20
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implemented create_page_map()
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2013-11-14 12:25:52 +01:00 |
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14938ef7e1
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added some helper functions to for the recursive mapping structures
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2013-11-14 12:25:07 +01:00 |
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4b485f5733
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implemented virt_to_phys()
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2013-11-14 12:23:42 +01:00 |
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9441d21d89
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more cleanup of old 32bit code relicts, typos and indention
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2013-11-14 12:22:52 +01:00 |
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fca96e9851
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unified paging preprocessor #defines and naming scheme
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2013-10-24 12:36:05 +02:00 |
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Steffen Vogel
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9b47b3ef45
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refactored paging code to be more universial and suitable for 64bit paging
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2013-10-16 17:50:37 +02:00 |
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1fc3e40c4e
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fixed some typos, added comments and some code cleanup
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2013-10-10 11:09:36 +02:00 |
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Stefan Lankes
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941a7006a4
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backport of the 32bit code
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2012-09-10 15:37:45 +02:00 |
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Stefan Lankes
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e1c3ddbc8d
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use irqsave page directory lock to avoid deadlocks
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2012-09-10 13:41:00 +02:00 |
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Stefan Lankes
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4131221b9a
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By entering/leaving the kernel, DS and ES registers will be saved/restored.
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2012-08-24 20:21:21 +02:00 |
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Stefan Lankes
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e2550fbdb2
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avoid deadlock by disabling interrupts in map_region
- the page_fault handler uses also map_region and implicitly its spinlock
- risk of a deadlock
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2012-08-01 21:12:55 +02:00 |
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Stefan Lankes
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8b91ff3fff
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remove some compiler warnings
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2012-07-22 20:10:16 +02:00 |
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Stefan Lankes
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9d422ed700
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define the function shmalloc to allocate a shared page
caution, the function returns the physical address
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2012-07-15 05:57:39 -07:00 |
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Stefan Lankes
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531556f53c
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remove warnings, optimize vm_alloc
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2012-06-12 09:24:38 +02:00 |
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Stefan Lankes
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1e275732c5
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simplify the APIC and GDT code
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2012-06-10 23:40:22 +02:00 |
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Stefan Lankes
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609500a6d8
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add additional output messages
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2012-06-10 12:10:54 +02:00 |
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Stefan Lankes
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c2935e2f66
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remove "unsecure" usage of get_page in page_init
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2012-06-10 11:53:33 +02:00 |
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