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hw_x86_64: Extend inital page tables up to 1 GiB
To avoid future issues with regards to non-existent mappings in the initial pagetables, extend them to cover the memory range of 2 MiB up to 1 GiB.
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@ -17,7 +17,7 @@
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.data
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/********************************************
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** Identity mapping from 2MiB to 16MiB **
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** Identity mapping from 2MiB to 1GiB **
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** plus mappings for LAPIC, I/O APIC MMIO **
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** Page 0 containing the Bios Data Area **
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** gets mapped to 2MB - 4K readonly. **
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@ -42,14 +42,11 @@
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.p2align MIN_PAGE_SIZE_LOG2
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_kernel_pd:
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.quad _kernel_pt_bda + 0xf
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.quad 0x20018f
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.quad 0x40018f
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.quad 0x60018f
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.quad 0x80018f
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.quad 0xa0018f
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.quad 0xc0018f
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.quad 0xe0018f
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.fill 504, 8, 0x0
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.set entry, 0x20018f
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.rept 511
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.quad entry
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.set entry, entry + 0x200000
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.endr
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.p2align MIN_PAGE_SIZE_LOG2
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_kernel_pd_503:
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