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Refactor stack expansion and stack fork implementation
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@ -33,28 +33,31 @@
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// exobyte
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#define TO_EiB(d) ((d) / 1024 / 1024 / 1024 / 1024 / 1024 / 1024)
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#define PAGE_SIZE 0x1000 // 4KB
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#define PAGE_SIZE_4K PAGE_SIZE // 4KB
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#define PAGE_SIZE_2M 0x200000 // 2MB
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#define PAGE_SIZE_4M 0x400000 // 4MB
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#define PAGE_SIZE_1G 0x40000000 // 1GB
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#define PAGE_SIZE 0x1000 /* 4 KiB */
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#define PAGE_SIZE_4K PAGE_SIZE /* 4 KiB */
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#define PAGE_SIZE_2M 0x200000 /* 2 MiB */
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#define PAGE_SIZE_4M 0x400000 /* 4 MiB */
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#define PAGE_SIZE_1G 0x40000000 /* 1 GiB */
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#define STACK_SIZE 0x4000 // 16kb
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#define USER_STACK_SIZE 0x2000 // 8kb
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#define STACK_SIZE 0x4000 /* 16 KiB */
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#define USER_STACK_SIZE 0x2000 /* 8 KiB */
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// To pages
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/* To pages */
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#define TO_PAGES(d) (((d) + PAGE_SIZE - 1) / PAGE_SIZE)
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// From pages
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/* From pages */
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#define FROM_PAGES(d) ((d) * PAGE_SIZE)
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#if defined(a64) || defined(aa64)
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#define KERNEL_VMA_OFFSET 0xFFFFFFFF80000000
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#define KERNEL_HEAP_BASE 0xFFFFFF0000000000
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#define USER_STACK_BASE 0xFFFFEFFFFFFF0000
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#define USER_STACK_END 0xFFFFEFFF00000000 /* 256 MiB */
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#elif defined(a32)
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#define KERNEL_VMA_OFFSET 0xC0000000
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#define KERNEL_HEAP_BASE 0xA0000000
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#define USER_STACK_BASE 0xEFFFFFFF
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#define USER_STACK_END 0xE0000000
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#endif
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#endif // !__FENNIX_KERNEL_MEMORY_MACROS_H__
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