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Rev 3908 Rev 3940
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/** @file
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/** @file
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 */
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 */
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#include <arch/mm/page.h>
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#include <arch/mm/page.h>
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#include <genarch/mm/page_pt.h>
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#include <genarch/mm/page_pt.h>
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#include <genarch/drivers/ega/ega.h>
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#include <genarch/drivers/legacy/ia32/io.h>
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#include <arch/mm/frame.h>
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#include <arch/mm/frame.h>
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#include <mm/frame.h>
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#include <mm/frame.h>
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#include <mm/page.h>
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#include <mm/page.h>
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#include <mm/as.h>
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#include <mm/as.h>
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#include <arch/types.h>
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#include <arch/types.h>
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#include <arch/asm.h>
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#include <arch/asm.h>
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#include <debug.h>
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#include <debug.h>
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#include <memstr.h>
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#include <memstr.h>
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#include <print.h>
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#include <print.h>
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#include <interrupt.h>
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#include <interrupt.h>
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#include <ddi/ddi.h>
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/** Physical memory area for devices. */
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static parea_t dev_area;
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static parea_t ega_area;
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void page_arch_init(void)
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void page_arch_init(void)
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{
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{
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    uintptr_t cur;
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    uintptr_t cur;
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    int flags;
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    int flags;
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    last_frame = ALIGN_UP(last_frame + size, FRAME_SIZE);
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    last_frame = ALIGN_UP(last_frame + size, FRAME_SIZE);
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    return virtaddr;
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    return virtaddr;
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}
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}
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void hw_area(uintptr_t *physaddr, pfn_t *frames)
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void hw_area(void)
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{
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{
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    *physaddr = end_frame;
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    dev_area.pbase = end_frame;
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    *frames = ADDR2PFN(0xffffffff - end_frame);
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    dev_area.frames = SIZE2FRAMES(0xffffffff - end_frame);
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    ddi_parea_register(&dev_area);
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    ega_area.pbase = EGA_VIDEORAM;
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    ega_area.frames = SIZE2FRAMES(EGA_VRAM_SIZE);
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    ddi_parea_register(&ega_area);
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}
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}
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void page_fault(int n __attribute__((unused)), istate_t *istate)
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void page_fault(int n __attribute__((unused)), istate_t *istate)
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{
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{
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    uintptr_t page;
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    uintptr_t page;