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< meta name = " generator " content = " ZealOS V0.05 " >
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< / style >
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< body >
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< pre style = " font-family:monospace;font-size:12pt " >
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< a name = " l1 " > < / a > < span class = cF1 > U0 < / span > < span class = cF0 > < / span > < span class = cF5 > BlkPoolAdd < / span > < span class = cF0 > ( < / span > < span class = cF9 > CBlkPool < / span > < span class = cF0 > * bp , < / span > < span class = cF9 > CMemBlk < / span > < span class = cF0 > * m , < / span > < span class = cF9 > I64 < / span > < span class = cF0 > pags )
< a name = " l2 " > < / a > { < / span > < span class = cF2 > //Add mem to BlkPool.</span><span class=cF0>
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< a name = " l3 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( < / span > < span class = cFB > sys_mem_init_flag < / span > < span class = cF0 > )
< a name = " l4 " > < / a > < / span > < span class = cF5 > MemSet < / span > < span class = cF0 > ( m , < / span > < span class = cFB > sys_mem_init_val < / span > < span class = cF0 > , pags * < / span > < span class = cF3 > MEM_PAG_SIZE < / span > < span class = cF0 > ) ;
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< a name = " l5 " > < / a >
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< a name = " l6 " > < / a > < / span > < span class = cF1 > PUSHFD < / span > < span class = cF0 >
< a name = " l7 " > < / a > < / span > < span class = cF1 > CLI < / span > < span class = cF0 >
< a name = " l8 " > < / a > < / span > < span class = cF1 > while < / span > < span class = cF0 > ( < / span > < span class = cF5 > LBts < / span > < span class = cF7 > ( < / span > < span class = cF0 > & amp ; bp - & gt ; locked_flags , < / span > < span class = cF3 > BPlf_LOCKED < / span > < span class = cF7 > ) < / span > < span class = cF0 > )
< a name = " l9 " > < / a > < / span > < span class = cF1 > PAUSE < / span > < span class = cF0 >
< a name = " l10 " > < / a > m - & gt ; next = bp - & gt ; mem_free_list ;
< a name = " l11 " > < / a > m - & gt ; pags = pags ;
< a name = " l12 " > < / a > m - & gt ; mb_signature = < / span > < span class = cF3 > MBS_UNUSED_SIGNATURE_VAL < / span > < span class = cF0 > ;
< a name = " l13 " > < / a > bp - & gt ; alloced_u8s + = pags & lt ; & lt ; < / span > < span class = cF3 > MEM_PAG_BITS < / span > < span class = cF0 > ;
< a name = " l14 " > < / a > bp - & gt ; mem_free_list = m ;
< a name = " l15 " > < / a > < / span > < span class = cF5 > LBtr < / span > < span class = cF0 > ( & amp ; bp - & gt ; locked_flags , < / span > < span class = cF3 > BPlf_LOCKED < / span > < span class = cF0 > ) ;
< a name = " l16 " > < / a > < / span > < span class = cF1 > POPFD < / span > < span class = cF0 >
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< a name = " l17 " > < / a > }
< a name = " l18 " > < / a >
< a name = " l19 " > < / a > < / span > < span class = cF1 > U0 < / span > < span class = cF0 > < / span > < span class = cF5 > BlkPoolInit < / span > < span class = cF0 > ( < / span > < span class = cF9 > CBlkPool < / span > < span class = cF0 > * bp , < / span > < span class = cF9 > I64 < / span > < span class = cF0 > pags )
< a name = " l20 " > < / a > { < / span > < span class = cF2 > //Make mem chunk into a BlkPool.</span><span class=cF0>
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< a name = " l21 " > < / a > < / span > < span class = cF9 > I64 < / span > < span class = cF0 > num ;
< a name = " l22 " > < / a > < / span > < span class = cF9 > CMemBlk < / span > < span class = cF0 > * m ;
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< a name = " l23 " > < / a >
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< a name = " l24 " > < / a > < / span > < span class = cF5 > MemSet < / span > < span class = cF0 > ( bp , < / span > < span class = cFE > 0 < / span > < span class = cF0 > , < / span > < span class = cF1 > sizeof < / span > < span class = cF7 > ( < / span > < span class = cF9 > CBlkPool < / span > < span class = cF7 > ) < / span > < span class = cF0 > ) ;
< a name = " l25 " > < / a > m = ( bp < / span > < span class = cF7 > ( < / span > < span class = cF1 > U8 < / span > < span class = cF0 > * < / span > < span class = cF7 > ) < / span > < span class = cF0 > + < / span > < span class = cF1 > sizeof < / span > < span class = cF7 > ( < / span > < span class = cF9 > CBlkPool < / span > < span class = cF7 > ) < / span > < span class = cF0 > + < / span > < span class = cF3 > MEM_PAG_SIZE < / span > < span class = cF0 > - < / span > < span class = cFE > 1 < / span > < span class = cF0 > ) & amp ; ~ ( < / span > < span class = cF3 > MEM_PAG_SIZE < / span > < span class = cF0 > - < / span > < span class = cFE > 1 < / span > < span class = cF0 > ) ;
< a name = " l26 " > < / a > num = ( bp < / span > < span class = cF7 > ( < / span > < span class = cF1 > U8 < / span > < span class = cF0 > * < / span > < span class = cF7 > ) < / span > < span class = cF0 > + pags & lt ; & lt ; < / span > < span class = cF3 > MEM_PAG_BITS < / span > < span class = cF0 > - m < / span > < span class = cF7 > ( < / span > < span class = cF1 > U8 < / span > < span class = cF0 > * < / span > < span class = cF7 > ) < / span > < span class = cF0 > ) & gt ; & gt ; < / span > < span class = cF3 > MEM_PAG_BITS < / span > < span class = cF0 > ;
< a name = " l27 " > < / a > bp - & gt ; alloced_u8s = ( pags - num ) & lt ; & lt ; < / span > < span class = cF3 > MEM_PAG_BITS < / span > < span class = cF0 > ; < / span > < span class = cF2 > //Compensate before num added.</span><span class=cF0>
< a name = " l28 " > < / a > < / span > < span class = cF5 > BlkPoolAdd < / span > < span class = cF0 > ( bp , m , num ) ;
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< a name = " l29 " > < / a > }
< a name = " l30 " > < / a >
< a name = " l31 " > < / a > < / span > < span class = cF1 > U0 < / span > < span class = cF0 > < / span > < span class = cFD > BlkPoolsInit < / span > < span class = cF0 > ( )
< a name = " l32 " > < / a > {
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< a name = " l33 " > < / a > < / span > < span class = cF9 > I64 < / span > < span class = cF0 > i , total , lo , hi , code_heap_limit ;
< a name = " l34 " > < / a > < / span > < span class = cF9 > CMemE820 < / span > < span class = cF0 > * m20 = < / span > < span class = cFD > MEM_E820 < / span > < span class = cF0 > ;
< a name = " l35 " > < / a > < / span > < span class = cF1 > Bool < / span > < span class = cF0 > first = < / span > < span class = cF3 > TRUE < / span > < span class = cF0 > ;
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< a name = " l36 " > < / a >
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< a name = " l37 " > < / a > total = < / span > < span class = cF5 > MemBIOSTotal < / span > < span class = cF0 > ;
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< a name = " l38 " > < / a >
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< a name = " l39 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( total & lt ; = < / span > < span class = cFE > 0x80000000 < / span > < span class = cF0 > )
< a name = " l40 " > < / a > code_heap_limit = total ;
< a name = " l41 " > < / a > < / span > < span class = cF1 > else < / span > < span class = cF0 > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( total & lt ; = < / span > < span class = cFE > 0x100000000 < / span > < span class = cF0 > )
< a name = " l42 " > < / a > code_heap_limit = total / < / span > < span class = cFE > 4 < / span > < span class = cF0 > ;
< a name = " l43 " > < / a > < / span > < span class = cF1 > else < / span > < span class = cF0 >
< a name = " l44 " > < / a > code_heap_limit = < / span > < span class = cFE > 0x80000000 < / span > < span class = cF0 > ;
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< a name = " l45 " > < / a >
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< a name = " l46 " > < / a > i = code_heap_limit - < / span > < span class = cF3 > SYS_16MEG_AREA_LIMIT < / span > < span class = cF0 > ; < / span > < span class = cF2 > //See </span><a href="https://tomawezome.github.io/ZealOS/Kernel/Memory/PageTables.html#l195"><span class=cF4>RLf_16MEG_SYS_CODE_BP</span></a><span class=cF0>
< a name = " l47 " > < / a > < / span > < span class = cF5 > BlkPoolAdd < / span > < span class = cF0 > ( < / span > < span class = cFB > sys_code_bp < / span > < span class = cF0 > , < / span > < span class = cF3 > SYS_16MEG_AREA_LIMIT < / span > < span class = cF0 > , i & gt ; & gt ; < / span > < span class = cF3 > MEM_PAG_BITS < / span > < span class = cF0 > ) ;
< a name = " l48 " > < / a > < / span > < span class = cFB > mem_heap_limit < / span > < span class = cF0 > = i + < / span > < span class = cF3 > SYS_16MEG_AREA_LIMIT < / span > < span class = cF0 > - < / span > < span class = cFE > 1 < / span > < span class = cF0 > ;
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< a name = " l49 " > < / a >
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< a name = " l50 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( code_heap_limit & lt ; total )
< a name = " l51 " > < / a > < / span > < span class = cF7 > { < / span > < span class = cF0 >
< a name = " l52 " > < / a > < / span > < span class = cF1 > while < / span > < span class = cF0 > ( m20 - & gt ; type )
< a name = " l53 " > < / a > {
< a name = " l54 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( m20 - & gt ; type = = < / span > < span class = cF3 > MEM_E820t_USABLE < / span > < span class = cF0 > )
< a name = " l55 " > < / a > < / span > < span class = cF7 > { < / span > < span class = cF0 >
< a name = " l56 " > < / a > lo = m20 - & gt ; base ;
< a name = " l57 " > < / a > hi = m20 - & gt ; base + m20 - & gt ; len ;
< a name = " l58 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( lo & lt ; code_heap_limit )
< a name = " l59 " > < / a > {
< a name = " l60 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( hi & gt ; code_heap_limit )
< a name = " l61 " > < / a > lo = code_heap_limit ;
< a name = " l62 " > < / a > < / span > < span class = cF1 > else < / span > < span class = cF0 >
< a name = " l63 " > < / a > hi = lo ; < / span > < span class = cF2 > //cancel</span><span class=cF0>
< a name = " l64 " > < / a > }
< a name = " l65 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( code_heap_limit & lt ; = lo & lt ; hi )
< a name = " l66 " > < / a > {
< a name = " l67 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( first )
< a name = " l68 " > < / a > < / span > < span class = cF7 > { < / span > < span class = cF0 >
< a name = " l69 " > < / a > < / span > < span class = cF5 > BlkPoolInit < / span > < span class = cF0 > ( lo , < / span > < span class = cF7 > ( < / span > < span class = cF0 > hi - lo < / span > < span class = cF7 > ) < / span > < span class = cF0 > & gt ; & gt ; < / span > < span class = cF3 > MEM_PAG_BITS < / span > < span class = cF0 > ) ;
< a name = " l70 " > < / a > < / span > < span class = cFB > sys_data_bp < / span > < span class = cF0 > = lo ;
< a name = " l71 " > < / a > < / span > < span class = cF5 > Fs < / span > < span class = cF0 > - & gt ; data_heap = < / span > < span class = cF5 > HeapCtrlInit < / span > < span class = cF0 > ( , < / span > < span class = cF5 > Fs < / span > < span class = cF0 > , < / span > < span class = cFB > sys_data_bp < / span > < span class = cF0 > ) ;
< a name = " l72 " > < / a > first = < / span > < span class = cF3 > FALSE < / span > < span class = cF0 > ;
< a name = " l73 " > < / a > < / span > < span class = cF7 > } < / span > < span class = cF0 >
< a name = " l74 " > < / a > < / span > < span class = cF1 > else < / span > < span class = cF0 >
< a name = " l75 " > < / a > < / span > < span class = cF5 > BlkPoolAdd < / span > < span class = cF0 > ( < / span > < span class = cFB > sys_data_bp < / span > < span class = cF0 > , lo , < / span > < span class = cF7 > ( < / span > < span class = cF0 > hi - lo < / span > < span class = cF7 > ) < / span > < span class = cF0 > & gt ; & gt ; < / span > < span class = cF3 > MEM_PAG_BITS < / span > < span class = cF0 > ) ;
< a name = " l76 " > < / a > }
< a name = " l77 " > < / a > < / span > < span class = cF7 > } < / span > < span class = cF0 >
< a name = " l78 " > < / a > m20 + + ;
< a name = " l79 " > < / a > }
< a name = " l80 " > < / a > < / span > < span class = cF7 > } < / span > < span class = cF0 >
< a name = " l81 " > < / a > < / span > < span class = cF5 > LBts < / span > < span class = cF0 > ( & amp ; < / span > < span class = cFB > sys_run_level < / span > < span class = cF0 > , < / span > < span class = cF3 > RLf_FULL_HEAPS < / span > < span class = cF0 > ) ;
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< a name = " l82 " > < / a > }
< / span > < / pre > < / body >
< / html >
