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Rev Age Author Path Log message Diff
684 6743 d 23 h jermar /kernel/trunk/ Memory management work.
Move generic 4-level page table interface to genarch
and enable architectures to use different virtual memory
mechanisms (e.g. page hash tables).
Start page hash table support.
Switch ia64 and sparc64 to page hash tables.
Other architectures keep on using 4-level page table interface.
 
675 6748 d 0 h jermar /kernel/trunk/generic/src/ Clean up.  
673 6748 d 16 h jermar /kernel/trunk/ Add 'version' and 'cpus' kconsole commands.
Remove leading p from names of p* commands.
 
671 6749 d 17 h vana /kernel/trunk/ i8042 bug fix...  
654 6762 d 20 h jermar /kernel/trunk/generic/src/ Fix page_insert_mapping().
Some architectures (e.g. ia32) need to have the lower-numbered PTL's flagged as PAGE_WRITE in order to prevent overriding protection bits of leaf TTE's.
 
651 6763 d 13 h decky /kernel/trunk/ remove arch/$ARCH/boot where not needed, change global Makefile accordingly
remove early_mapping() (breaks ppc32 for now)
change early heap initialization (required for init to work)
 
640 6765 d 14 h jermar /kernel/trunk/ sparc64 work.
CPU identification.
 
629 6767 d 18 h decky /kernel/trunk/ init task loading (yet buggy)  
628 6767 d 19 h decky /kernel/trunk/ ia32: floppy boot image uses GRUB  
625 6767 d 21 h palkovsky /kernel/trunk/ We are now almost -Wall clean.
- redefined atomic_t
- deleted many, many unused variables
- some minor code cleanups found using compiler warning.
 
623 6768 d 3 h jermar /kernel/trunk/ Add SPINLOCK_DECLARE and SPINLOCK_INITIALIZE macros.
SPINLOCK_DECLARE is to be used instead of direct spinlock_t declarations
in dynamically allocated structures on which spinlock_initialize() is called after
their creation.
SPINLOCK_INITIALIZE is to be used instead of direct spinlock_t declarations
of global spinlocks. It declares and initializes the spinlock.
Moreover, both macros are empty on UP so that -Wall warnings about unused structures
get supressed.
 
621 6768 d 22 h palkovsky /kernel/trunk/ better architecture line  
615 6770 d 2 h palkovsky /kernel/trunk/ Cleanups to make it compile with -Wall. Did not catch everything yet.  
609 6770 d 20 h palkovsky /kernel/trunk/ added support for breakpoints to mips32  
578 6773 d 12 h palkovsky /kernel/trunk/ Added exception printing.
It does not work correctly on SMP architectures :-/
Preemption error....
 
564 6775 d 15 h jermar /kernel/trunk/ Send in some improvements.  
562 6775 d 20 h decky /kernel/trunk/generic/src/main/ fix typo  
561 6775 d 20 h decky /kernel/trunk/ better way of placing revision, timestamp and arch in banner  
534 6778 d 18 h jermar / Rename HelenOS/SPARTAN to HelenOS/kernel again.  
532 6778 d 18 h jermar / Revert renaming of HelenOS/SPARTAN to HelenOS/kernel because of important pending patch.  
523 6784 d 21 h jermar /kernel/trunk/ Clean up.  
518 6786 d 15 h jermar /kernel/trunk/ Improve kconsole's support for recognition of commands with arguments.
Implement ARG_TYPE_STRING.
Add 'describe' command.
Move kconsole.c to generic/src/console.
Move kconsole.h to generic/include/console.
 
517 6787 d 15 h jermar /kernel/trunk/ Implement basic kernel console command recognition.
Commands without arguments are now recognized.
 
512 6790 d 0 h jermar /kernel/trunk/ SMP work.
Add madt_irq_to_pin().
Make ksmp() use virtual irq_to_pin() function, which makes better sence for ACPI configurations.
 
510 6790 d 14 h jermar /kernel/trunk/ Add chardev_t.
This type is meant to abstract any input character device such as keyboard, serial port etc.
Add stdin.
Add dummy kconsole.
 
508 6790 d 17 h jermar /kernel/trunk/ Basic keyboard support for ia32.
For some reason, keyoboard looks dead on SMP.

Make kinit() print "kinit..." strings in longer intervals.
 
506 6790 d 19 h decky /kernel/trunk/ preparation for init task loading  
503 6790 d 21 h jermar /kernel/trunk/ Rename arch_late_init() to arch_pre_smp_init().
Add arch_post_smp_init().
Enable IRQ_KBD on ia-32 (doesn't work on Bochs SMP, works on Bochs UP).
 
501 6790 d 22 h jermar / Rename HelenOS/SPARTAN to HelenOS/kernel.  
470 6804 d 12 h jermar /SPARTAN/trunk/ ia64 work.
Big cleanup of IA-64 interrupt processing.
Merge of interrupt.c and interrupt_handler.c.
Rewrite of ivt.S and interrupt.c.
Higher level interrupt handlers are now passed a vector number and a pointer to stack structure.

ia32 work.
ia32 has ordered writes. Until it deploys weaker memory ordering model, write_barrier() can be empty statement.
 
463 6804 d 23 h decky /SPARTAN/trunk/ even fancier release/revision display  
462 6804 d 23 h decky /SPARTAN/trunk/ include svn revision and build time in the kernel  
460 6805 d 1 h decky /SPARTAN/trunk/ some fancy stuff  
459 6805 d 1 h decky /SPARTAN/trunk/ build system: CONFIG_TEST, CONFIG_USERSPACE  
458 6805 d 1 h decky /SPARTAN/trunk/ make configuration variables usage consistent  
452 6805 d 18 h decky /SPARTAN/trunk/ major build system revision (unfinished)
this patchset most definitively breaks a lot of things, be patient
 
430 6811 d 15 h jermar /SPARTAN/trunk/ Move src/ and include/ to generic.  
414 6826 d 4 h jermar /SPARTAN/trunk/ Create generic context_save() and context_restore().
These two functions are defined inline and only call context_save_arch() and context_restore_arch(), respectively.
The main purpose of this is to enable centralized commenting of these important and tricky functions.
 
413 6826 d 14 h jermar /SPARTAN/trunk/ Rename cpu_priority_{high|low|restore|read} functions to interrupts_{disable|enable|restore|read}.
Rename pri_t to ipl_t (Interrupt Priority Level).
Rename thread_t::pri to thread_t::priority.
 
402 6834 d 2 h jermar /SPARTAN/trunk/ Add ALIGN() macro.

Fix usage of early_mapping() in main.c.
The previous version would not map part of the heap.
Please, review.