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  • kernel/arch/ia64/include/mm/page.h

    rc0699467 r9d58539  
    4343
    4444/** Bit width of the TLB-locked portion of kernel address space. */
    45 #define KERNEL_PAGE_WIDTH  28  /* 256M */
    46 #define IO_PAGE_WIDTH      26  /* 64M */
    47 #define FW_PAGE_WIDTH      28  /* 256M */
    48 
    49 #define USPACE_IO_PAGE_WIDTH  12  /* 4K */
    50 
    51 
    52 /*
    53  * Statically mapped IO spaces - offsets to 0xe...00 of virtual addresses
    54  * because of "minimal virtual bits implemented is 51" it is possible to
    55  * have values up to 0x0007000000000000
    56  */
    57 
    58 /* Firmware area (bellow 4GB in phys mem) */
    59 #define FW_OFFSET   0x00000000F0000000
    60 /* Legacy IO space */
    61 #define IO_OFFSET   0x0001000000000000
    62 /* Videoram - now mapped to 0 as VGA text mode vram on 0xb8000 */
    63 #define VIO_OFFSET  0x0002000000000000
    64 
     45#define KERNEL_PAGE_WIDTH       28      /* 256M */
    6546
    6647#define PPN_SHIFT  12
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