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Rev Age Author Path Log message Diff
3940 5580 d 9 h decky /trunk/kernel/ make hw_area API more generic
this allows mapping of EGA VRAM on ia32/amd64
 
3929 5581 d 4 h jermar /trunk/kernel/arch/ Introduce ioport8_t, ioport16_t and ioport32_t. These types are to be used with
pio_read_n() and pio_write_n() functions. This breaks everything.
 
3922 5583 d 3 h decky /trunk/ make arch_pre_main optional, don't force any specific prototype
simplify boot process
mips32: detect number of configured CPUs in msim
 
3908 5584 d 7 h decky /trunk/ overhaul pareas: use one single physical area for the physical address space not belonging to physical memory  
3906 5585 d 3 h jermar /trunk/kernel/ IRQ handlers are using one superfluous argument and an unused elipsis.
On the other hand, IRQ claim functions would need to be passed the instance
argument.
 
3902 5585 d 11 h jermar /trunk/kernel/ Introduce a more platform-neutral name for programmed I/O.

The new API looks like pio_read_n() or pio_write_n(), where n is 8, 16 or 32.
The old API (i.e. inb(), inw(), inl(), outb() outw(), outl()) may have made
some people think that the interface is only to be used with the separate I/O
space. That's not the case. This API is to be implemented on all platforms
so that we can finally have really generic kernel device drivers.
 
3880 5588 d 6 h decky /trunk/kernel/arch/ simplify configuration
introduce arch_construct_function and inb/outb (sometimes empty) on all platforms
various code cleanup
 
3879 5588 d 6 h decky /trunk/kernel/arch/ simplify configuration in Makefiles  
3878 5588 d 6 h decky /trunk/kernel/arch/ introduce fncptr_t and ioport_t on all platforms  
3857 5598 d 8 h decky /trunk/ very experimental TLB refill for ppc32  
3856 5598 d 10 h decky /trunk/ ppc32: strict coherency, compatible TLB flush  
3855 5598 d 13 h decky /trunk/ flush cache during image copying  
3844 5600 d 5 h decky /trunk/ silent kernel console output when user space console is active  
3841 5600 d 9 h decky /trunk/kernel/arch/ppc32/src/ it is essential to setup the decrementer before potential rescheduling  
3839 5600 d 12 h decky /trunk/kernel/arch/ppc32/src/mm/ respect stricker lookup algorithm (first look for colliding PTEs, then look for unused PTEs)  
3838 5600 d 13 h decky /trunk/kernel/ make RANDI a generic macro  
3837 5600 d 13 h decky /trunk/kernel/arch/ppc32/ use pseudorandom generator to avoid even the longest path of livelock collisions  
3836 5600 d 13 h decky /trunk/kernel/arch/ppc32/src/mm/ use secondary hash for kernel identity mapping to avoid livelocks on colliding PHT addresses  
3833 5601 d 9 h decky /trunk/ avoid nasty race condition during page fault handling  
3830 5602 d 8 h decky /trunk/kernel/arch/ppc32/ ppc32: add support for cache disable page access control  

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