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;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;;                                                              ;;
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;;                                                              ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 2441 $
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$Revision: 2442 $
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        mov     [BOOT_VAR-OS_BASE + 0x9110], eax
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        mov     [BOOT_VAR-OS_BASE + 0x9110], eax
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.ret:
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.ret:
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        ret
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        ret
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endp
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endp
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align 4
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align 4
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proc init_mem
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        xchg bx, bx
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proc init_mem
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; calculate maximum allocatable address and number of allocatable pages
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; calculate maximum allocatable address and number of allocatable pages
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        mov     edi, BOOT_VAR-OS_BASE + 0x9104
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        mov     edi, BOOT_VAR-OS_BASE + 0x9104
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        mov     ecx, [edi-4]
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        mov     ecx, [edi-4]
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        xor     esi, esi; esi will hold total amount of memory
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        xor     esi, esi; esi will hold total amount of memory
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        xor     edx, edx; edx will hold maximum allocatable address
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        xor     edx, edx; edx will hold maximum allocatable address
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.calcmax:
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.calcmax:
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; round all to pages
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; round all to pages
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        mov     eax, [edi]
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        cmp     [edi+16], byte 1
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        jne      .unusable
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        mov     eax, [edi]
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        test    eax, 0xFFF
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        test    eax, 0xFFF
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        jz      @f
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        jz      @f
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        neg     eax
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        neg     eax
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        and     eax, 0xFFF
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        and     eax, 0xFFF