Commit Graph

28 Commits

Author SHA1 Message Date
Markus Fröschle
8a1da417e7 modified ACR settings 2014-01-28 14:11:08 +00:00
Markus Fröschle
6a6e7cf84e fixed: compare virtual address instead of physical in lookup_mapping() 2014-01-21 12:43:32 +00:00
Markus Fröschle
430f03a8ed fixed bug in determining if access error hit in TLB (checked bit 0 instead of 1). 2014-01-20 14:23:55 +00:00
Markus Fröschle
d3fb521ad1 modified MMU mapping table to use symbolic constants from include file 2014-01-19 19:26:52 +00:00
Markus Fröschle
bf8cea26ab simplified MMU code. Still hangs somewhere in EmuTOS 2014-01-19 18:27:05 +00:00
Markus Fröschle
0f5942436a removed locked MMU pages 2014-01-18 20:59:42 +00:00
Markus Fröschle
8544307830 removed inlining in wait.c, added (simple) map-based MMU handling 2014-01-18 14:03:25 +00:00
Markus Fröschle
386a921f84 modified to map memory dynamically based on a static memory map 2014-01-18 08:04:44 +00:00
Markus Fröschle
58418f2436 moved ACR register handling macros to include file 2014-01-17 06:45:33 +00:00
Markus Fröschle
8025af85dd modified access_error to do all MMU mappings dynamically 2014-01-16 20:42:04 +00:00
Markus Fröschle
1c316ec11b extended mmu_map_page() by size and flags args 2014-01-16 16:29:29 +00:00
Markus Fröschle
3779d1cb2e modified ACRs to cover complete SDRAM 2014-01-16 16:18:43 +00:00
Markus Fröschle
c9c76a4757 test using ACR0 & ACR2 to provide supervisor stack access 2014-01-15 16:03:54 +00:00
Markus Fröschle
4112590363 moved page alignment responsibility to caller 2014-01-14 20:28:13 +00:00
Markus Fröschle
fdf945c702 fixed missing parameter in debug print 2014-01-14 18:18:20 +00:00
Markus Fröschle
9b89377caf removed type field from isr_register_handler() and friends 2014-01-14 07:48:38 +00:00
Markus Fröschle
ba1a951952 cleaned up debug printouts 2014-01-13 21:30:39 +00:00
Markus Fröschle
fcb5204fc8 renamed mmutr_miss() to mmu_map_page() (that's what its doing) 2014-01-13 21:26:42 +00:00
Markus Fröschle
63b19853a9 corrected FASTRAM_END comparision 2014-01-13 21:20:24 +00:00
Markus Fröschle
be94d72097 refactored assembler routines from exceptions.S into mmu.c (access exception handler). Seems to be better, but still hang. 2014-01-13 19:39:42 +00:00
Markus Fröschle
9b099d935c implemented safe stack for access exception handler 2014-01-13 15:13:29 +00:00
Markus Fröschle
e365f91254 networking works (sort of). For some reason, the Firebee packets don't cross my switch (or only very few of them do). If I put a Linux box in between (cross cable), using it as router, everything works flawlessly. 2014-01-06 18:44:36 +00:00
Markus Fröschle
dcf0797f11 added interface structure to make the MCD DMA available to MiNT (DMAC cookie). MinT's FEC driver works somewhat, but not reliable yet. 2014-01-01 21:28:17 +00:00
Markus Fröschle
0da62531c0 m548x runs now cleanly (had to remove radeon files from make for now) 2013-12-28 16:51:00 +00:00
Markus Fröschle
ff403fc7a3 added a 1 Meg page as very last RAM page to handle uncached memory for drivers. This moved the BaS RAM area to the second last page of memory 2013-12-22 16:08:18 +00:00
Markus Fröschle
ab6d99ca9f fixed error that caused plain EmuTOS to crash (video page was mapped supervisor protected) 2013-12-21 16:16:23 +00:00
Markus Fröschle
31e15f4508 fixed hang because video pages were supervisor protected while TOS puts the application stack there 2013-12-21 12:04:47 +00:00
Markus Fröschle
72eb1494b0 sorted sources per functionality in different subdirs 2013-12-19 13:02:39 +00:00