hw_x86_64_muen: Add initial pagetables file
The initial pagetables for hw_x86_64_muen specify an identity mapping from 2MiB to 1GiB plus mappings for the paravirt pages (sinfo, timer, ...).
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@ -13,7 +13,7 @@ INC_DIR += $(REP_DIR)/src/core/include/spec/x86
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# add assembly sources
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# add assembly sources
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SRC_S += spec/x86_64/mode_transition.s
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SRC_S += spec/x86_64/mode_transition.s
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SRC_S += spec/x86_64/kernel/crt0.s
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SRC_S += spec/x86_64/kernel/crt0.s
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SRC_S += spec/x86_64/kernel/crt0_translation_table.s
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SRC_S += spec/x86_64_muen/kernel/crt0_translation_table.s
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SRC_S += spec/x86_64/crt0.s
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SRC_S += spec/x86_64/crt0.s
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# add C++ sources
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# add C++ sources
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@ -0,0 +1,52 @@
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/*
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* \brief Initial pagetables for x86_64_muen
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* \author Adrian-Ken Rueegsegger
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* \author Reto Buerki
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* \date 2015-04-22
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*/
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/*
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* Copyright (C) 2015 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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.include "macros.s"
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.data
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/*****************************************
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** Identity mapping from 2MiB to 1GiB **
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** plus mappings for Muen pvirt pages **
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*****************************************/
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/* PML4 */
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.p2align MIN_PAGE_SIZE_LOG2
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.global _kernel_pml4
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_kernel_pml4:
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.quad _kernel_pdp + 0xf
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.fill 511, 8, 0x0
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/* PDP */
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.p2align MIN_PAGE_SIZE_LOG2
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_kernel_pdp:
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.quad _kernel_pd + 0xf
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.fill 55, 8, 0x0
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.quad _kernel_pd_pvirt + 0xf
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.fill 455, 8, 0x0
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/* PD */
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.p2align MIN_PAGE_SIZE_LOG2
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_kernel_pd:
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.quad 0
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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_pvirt:
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.quad 0xe0000018f
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.fill 511, 8, 0x0
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