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Rev 2927 Rev 4348
Line 33... Line 33...
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#include <mm/as.h>
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#include <mm/as.h>
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#include <arch/mm/page.h>
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#include <arch/mm/page.h>
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#include <arch/types.h>
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#include <arch/types.h>
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#include <debug.h>
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#include <debug.h>
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#define PAGE0   0x10000000
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#define PAGE0  0x10000000
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#define PAGE1   (PAGE0+PAGE_SIZE)
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#define PAGE1  (PAGE0 + PAGE_SIZE)
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#define VALUE0  0x01234567
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#define VALUE0  0x01234567
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#define VALUE1  0x89abcdef
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#define VALUE1  0x89abcdef
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char * test_mapping1(bool quiet)
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char *test_mapping1(void)
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{
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{
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    uintptr_t frame0, frame1;
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    uintptr_t frame0, frame1;
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    uint32_t v0, v1;
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    uint32_t v0, v1;
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    frame0 = (uintptr_t) frame_alloc(ONE_FRAME, FRAME_KA);
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    frame0 = (uintptr_t) frame_alloc(ONE_FRAME, FRAME_KA);
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    frame1 = (uintptr_t) frame_alloc(ONE_FRAME, FRAME_KA);
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    frame1 = (uintptr_t) frame_alloc(ONE_FRAME, FRAME_KA);
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    if (!quiet)
 - 
 
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        printf("Writing %#x to physical address %p.\n", VALUE0, KA2PA(frame0));
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    TPRINTF("Writing %#x to physical address %p.\n", VALUE0, KA2PA(frame0));
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    *((uint32_t *) frame0) = VALUE0;
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    *((uint32_t *) frame0) = VALUE0;
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    if (!quiet)
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        printf("Writing %#x to physical address %p.\n", VALUE1, KA2PA(frame1));
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    TPRINTF("Writing %#x to physical address %p.\n", VALUE1, KA2PA(frame1));
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    *((uint32_t *) frame1) = VALUE1;
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    *((uint32_t *) frame1) = VALUE1;
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    if (!quiet)
 - 
 
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        printf("Mapping virtual address %p to physical address %p.\n", PAGE0, KA2PA(frame0));
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    TPRINTF("Mapping virtual address %p to physical address %p.\n", PAGE0, KA2PA(frame0));
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    page_mapping_insert(AS_KERNEL, PAGE0, KA2PA(frame0), PAGE_PRESENT | PAGE_WRITE);
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    page_mapping_insert(AS_KERNEL, PAGE0, KA2PA(frame0), PAGE_PRESENT | PAGE_WRITE);
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    if (!quiet)
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        printf("Mapping virtual address %p to physical address %p.\n", PAGE1, KA2PA(frame1));  
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    TPRINTF("Mapping virtual address %p to physical address %p.\n", PAGE1, KA2PA(frame1));
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    page_mapping_insert(AS_KERNEL, PAGE1, KA2PA(frame1), PAGE_PRESENT | PAGE_WRITE);
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    page_mapping_insert(AS_KERNEL, PAGE1, KA2PA(frame1), PAGE_PRESENT | PAGE_WRITE);
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    v0 = *((uint32_t *) PAGE0);
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    v0 = *((uint32_t *) PAGE0);
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    v1 = *((uint32_t *) PAGE1);
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    v1 = *((uint32_t *) PAGE1);
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    if (!quiet) {
 - 
 
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        printf("Value at virtual address %p is %#x.\n", PAGE0, v0);
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    TPRINTF("Value at virtual address %p is %#x.\n", PAGE0, v0);
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        printf("Value at virtual address %p is %#x.\n", PAGE1, v1);
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    TPRINTF("Value at virtual address %p is %#x.\n", PAGE1, v1);
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    }
 - 
 
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    if (v0 != VALUE0)
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    if (v0 != VALUE0)
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        return "Value at v0 not equal to VALUE0";
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        return "Value at v0 not equal to VALUE0";
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    if (v1 != VALUE1)
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    if (v1 != VALUE1)
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        return "Value at v1 not equal to VALUE1";
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        return "Value at v1 not equal to VALUE1";
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    if (!quiet)
 - 
 
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        printf("Writing %#x to virtual address %p.\n", 0, PAGE0);
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    TPRINTF("Writing %#x to virtual address %p.\n", 0, PAGE0);
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    *((uint32_t *) PAGE0) = 0;
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    *((uint32_t *) PAGE0) = 0;
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    if (!quiet)
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        printf("Writing %#x to virtual address %p.\n", 0, PAGE1);
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    TPRINTF("Writing %#x to virtual address %p.\n", 0, PAGE1);
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    *((uint32_t *) PAGE1) = 0; 
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    *((uint32_t *) PAGE1) = 0;
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    v0 = *((uint32_t *) PAGE0);
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    v0 = *((uint32_t *) PAGE0);
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    v1 = *((uint32_t *) PAGE1);
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    v1 = *((uint32_t *) PAGE1);
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    if (!quiet) {
 - 
 
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        printf("Value at virtual address %p is %#x.\n", PAGE0, *((uint32_t *) PAGE0)); 
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    TPRINTF("Value at virtual address %p is %#x.\n", PAGE0, *((uint32_t *) PAGE0));
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        printf("Value at virtual address %p is %#x.\n", PAGE1, *((uint32_t *) PAGE1));
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    TPRINTF("Value at virtual address %p is %#x.\n", PAGE1, *((uint32_t *) PAGE1));
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    }
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 - 
 
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    if (v0 != 0)
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    if (v0 != 0)
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        return "Value at v0 not equal to 0";
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        return "Value at v0 not equal to 0";
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    if (v1 != 0)
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    if (v1 != 0)
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        return "Value at v1 not equal to 0";
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        return "Value at v1 not equal to 0";
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    return NULL;   
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    return NULL;
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}
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}