mirror of
https://github.com/openhwgroup/cvw.git
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Merge pull request #1303 from davidharrishmc/dev
Fixed MMU tests with reserved A/D bits on non leaf PTEs
This commit is contained in:
Jordan Carlin
GitHub
commit
de928b9015
4 changed files with 140 additions and 141 deletions
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@ -85,17 +85,17 @@ finished:
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.align 16
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# Page table situated at 0x80010000
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pagetable:
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.8byte 0x200044C1
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.8byte 0x300044C1 # point to invalid region of physical memory
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.8byte 0x20004401
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.8byte 0x30004401 # point to invalid region of physical memory
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.align 12
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.8byte 0x00000040200048C1
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.8byte 0x00000000200048C1
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.8byte 0x00000000200048C1
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.8byte 0x0000004020004801
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.8byte 0x0000000020004801
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.8byte 0x0000000020004801
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.align 12
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004C01
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.align 12
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#80000000
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@ -29,7 +29,6 @@
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#include "WALLY-init-lib.h"
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# run-elf.bash find this in project description
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main:
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# Page table root address at 0x80010000
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li t5, 0x9000000000080010
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@ -64,12 +63,12 @@ finished:
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.align 16
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# Page table situated at 0x80010000
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pagetable:
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.8byte 0x200044C1
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.8byte 0x20004401
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.align 12
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.8byte 0x00000000200048C1
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.8byte 0x00000000200048C1
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.8byte 0x00000000200048C1
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.8byte 0x0000000020004801
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.8byte 0x0000000020004801
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.8byte 0x0000000020004801
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.align 12 // megapages starting at 8000 0000 going to 8480 0000 (32*2 MiB beyond that)
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@ -154,7 +153,7 @@ pagetable:
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.8byte 0x20F000CF
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.8byte 0x20F800CF
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.8byte 0x20004CC1
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.8byte 0x20004C01
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// Kilopage entry, for addresses from 8400, 0000 to 841F, FFFF
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// point to ...
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@ -138,56 +138,56 @@ ipf:
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.align 16
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# root Page table situated at 0x80010000
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pagetable:
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.8byte 0x200044C1 // old page table was 200040 which just pointed to itself! wrong
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.8byte 0x20004401 // old page table was 200040 which just pointed to itself! wrong
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# next page table at 0x80011000
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.align 12
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.8byte 0x0000000000000000 # gigapage at 0x00000000
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.8byte 0x00000000200058C1 # gigapage at 0x40000000 used for non-NAPOT with PPN bit 3 set
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.8byte 0x00000000200048C1 # gigapage at 0x80000000 used for testing NAPOT huge pages
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.8byte 0x00000000200050C1 # gigapage at 0xC0000000 mapped to ill-formed NAPOT with wrong PPN
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.8byte 0x0000000020005801 # gigapage at 0x40000000 used for non-NAPOT with PPN bit 3 set
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.8byte 0x0000000020004801 # gigapage at 0x80000000 used for testing NAPOT huge pages
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.8byte 0x0000000020005001 # gigapage at 0xC0000000 mapped to ill-formed NAPOT with wrong PPN
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# Next page table at 0x80012000 for gigapage at 0x80000000
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.align 12
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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.8byte 0x0000000020004C01
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# Leaf page table at 0x80013000 with NAPOT pages
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.align 12
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@ -262,44 +262,44 @@ pagetable:
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# Next page table at 0x80014000: mega-sized, pointing to malformed NAPOT for gigapage at 0xC9000000
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.align 12
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x00000000200054C1
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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.8byte 0x0000000020005401
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# Leaf page table at 0x80015000 with malformed NAPOT pages (wrong PPN) starting at 0xC0000000
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.align 12
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@ -352,43 +352,43 @@ pagetable:
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# Next page table at 0x80016000: mega-sized, pointing to properly formed PTE with 1 in PPN bit 3 for gigapage at 0x40000000
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.align 12
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005CC1
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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.8byte 0x0000000020005C01
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# Leaf page table at 0x80017000 with properly formed PTE with bit 4 of PPN set but no NAPOT
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.align 12
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@ -330,17 +330,17 @@ fixsatptraphandler:
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.align 16
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# root Page table situated at 0x80010000
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pagetable:
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.8byte 0x200044C1 # VA 0x00000000-0x7F_FFFFFFFF: PTE at 0x80011000 C1 dirty, accessed, valid
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.8byte 0x20004401 # VA 0x00000000-0x7F_FFFFFFFF: PTE at 0x80011000 01 valid
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.8byte 0x00000000000010CF # misaligned terapage at 0x80_00000000
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.8byte 0x00000000000000CF # access fault terapage at 0x100_00000000
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.8byte 0x40000000200044C1 # Bad PBMT at VA 0x180_0000000
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.8byte 0x4000000020004401 # Bad PBMT at VA 0x180_0000000
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# next page table at 0x80011000
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.align 12
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.8byte 0x00000000000010CF # misaligned gigapage at 0x00000000
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.8byte 0x00000000200058C1 # PTE for pages at 0x40000000 pointing to 0x80150000
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.8byte 0x00000000200048C1 # gigapage at 0x80000000 pointing to 0x80120000
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.8byte 0x00000000000000C1 # gigapage at VA 0xC0000000 causes access fault
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.8byte 0x0000000020005801 # PTE for pages at 0x40000000 pointing to 0x80150000
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.8byte 0x0000000020004801 # gigapage at 0x80000000 pointing to 0x80120000
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.8byte 0x0000000000000001 # gigapage at VA 0xC0000000 causes access fault
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.8byte 0x0
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.8byte 0x0
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.8byte 0x0
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@ -351,16 +351,16 @@ SpecialPage:
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# Next page table at 0x80012000 for gigapage at 0x80000000
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.align 12
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.8byte 0x0000000020004CC1 # for VA starting at 80000000 (pointer to NAPOT 64 KiB pages Page table at 80013000)
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.8byte 0x0000000020004C01 # for VA starting at 80000000 (pointer to NAPOT 64 KiB pages Page table at 80013000)
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.8byte 0x0000000020014CCF # for VA starting at 80200000 (misaligned megapage)
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.8byte 0x00000000200050C1 # for VA starting at 80400000 (bad PBMT pages page table at 0x80014000)
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.8byte 0x4000000020004CC1 # for VA starting at 80600000 (bad entry: nonleaf PTE can't have PBMT != 0)
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.8byte 0x00000000200054C1 # for VA starting at 80800000 (testing rwx permissiosn with cbom/cboz . page table at 0x80015000)
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.8byte 0x0000000020004CC1 # for VA starting at 80A00000 (pointer to NAPOT 64 KiB pages like at 80000000. page table at 0x80013000)
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.8byte 0x0000000020005001 # for VA starting at 80400000 (bad PBMT pages page table at 0x80014000)
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.8byte 0x4000000020004C01 # for VA starting at 80600000 (bad entry: nonleaf PTE can't have PBMT != 0)
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.8byte 0x0000000020005401 # for VA starting at 80800000 (testing rwx permissiosn with cbom/cboz . page table at 0x80015000)
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.8byte 0x0000000020004C01 # for VA starting at 80A00000 (pointer to NAPOT 64 KiB pages like at 80000000. page table at 0x80013000)
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.8byte 0x0F00000020004CCF # for VA starting at 80C00000 (bad reserved field in bits 60:54)
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.8byte 0x000000002000000F # for VA starting at 80E00000 (megapage not dirty or accessed)
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.8byte 0x0000000000004CC1 # for VA starting at 81000000 (nonleaf pointing to unimplemented memory causes access fault)
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.8byte 0x4000000020004CC1 # for VA starting at 81200000 (nonleaf with PBMT nonzero causes page fault)
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.8byte 0x0000000000004C01 # for VA starting at 81000000 (nonleaf pointing to unimplemented memory causes access fault)
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.8byte 0x4000000020004C01 # for VA starting at 81200000 (nonleaf with PBMT nonzero causes page fault)
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.8byte 0x00000000000000CF # for VA starting at 81400000 (megapage with access fault)
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.8byte 0x0000000020004CC1
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.8byte 0x0000000020004CC1
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