22 lines
397 B
C
22 lines
397 B
C
#pragma once
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#include "stdarg.h"
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#define PAGE_SHIFT 12
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#define PAGE_SIZE (1 << PAGE_SHIFT)
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// Defined in linker.ld script
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extern uint32_t __ld_kernel_begin;
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extern uint32_t __ld_kernel_end;
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struct mem_desc{
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unsigned long phy_addr;
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unsigned long ref;
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struct mem_desc *next, *prev;
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};
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int memSetup(unsigned long upper_mem);
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unsigned long allocPage(void);
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int unrefPage(unsigned long addr);
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