lfn
serial
ticket/834-toolchain-update
topic/msim-upgrade
topic/simplify-dev-export
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Last change
on this file since 7dd56f1 was 117183b, checked in by Jakub Jermar <jakub@…>, 20 years ago |
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Documentation changes.
Most importantly, update information about supported binutils and gcc versions.
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Property mode
set to
100644
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File size:
1.3 KB
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| 1 | + implement true memory management
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| 2 | + [ia32] use int 0x15 ax=0xe820 to get memory map and memory size
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| 3 | + [mips] use some heuristics to get memory map and memory size
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| 4 | + reimplement heap so that it can allocate/deallocate itself frames as necessary
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| 5 | + provide native four-level portable page table interface
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| 6 | + every architecture uses its native page table format
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| 7 | + kernel provides unified four-level page table interface for all architectures
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| 8 | + track usage of frames containing middle-level page tables (frame leak)
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| 9 |
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| 10 | + get user mode support for all architectures
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| 11 |
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| 12 | + save/restore floating point context on context switch
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| 13 | + [ia32] lazy context switch using TS flag [DONE]
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| 14 | + [ia32] MMX,SSE1-.. initialization
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| 15 | + [ia32] review privilege separation [DONE]
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| 16 | + zero IOPL in EFLAGS [DONE]
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| 17 | + before IRET (from SYSCALL), zero NT in EFLAGS [DONE]
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| 18 | + [ia32] review the cache controling bits in CR0 register
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| 19 | + [ia32] zero the alignment exception bit in EFLAGS [DONE]
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| 20 | - Task changed to clean AM in CR0 so the alignment check is disabled globally
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| 21 | + make emulated architectures also work on real hardware
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| 22 | + bring in support for other architectures (e.g. PowerPC)
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| 24 |
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