Hector Martin
28ab4e1611
hv_vm: Handle load/store instructions with update
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These don't get instruction syndromes, so we need to stop relying on
that to determine the access size.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-15 23:57:48 +09:00
Hector Martin
afc088840d
hv: Add Python-side MMIO emulation hooks
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-15 23:57:48 +09:00
Hector Martin
323b02ce1d
hv: Implement basic MMIO tracing to Python
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-15 23:57:48 +09:00
Hector Martin
03b70eed94
hv_vm: Move dprintf macro to utils.h, add more debugging
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-15 20:38:32 +09:00
Hector Martin
5d3f154d0f
hv_vm: Correctly split software mapped L2 blocks
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-15 01:28:44 +09:00
Hector Martin
bf34611bf4
hv_vm: Add out-of-bounds IPA check
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-15 01:15:17 +09:00
Hector Martin
e919b63a02
hv_vm: Add register-offset LDR/STR emulation, fix bugs
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-15 00:43:39 +09:00
Hector Martin
1a5ba2c67e
hv_vm: Fix bad asserts
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-14 21:49:11 +09:00
Hector Martin
9ffab4ac98
hv_vm.c: Remove stray ;
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-13 17:33:48 +09:00
Hector Martin
bcdafe8d00
hv_vm: Short-circuit hv_translate when MMU is off
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-09 03:25:51 +09:00
Hector Martin
8d5596a1a1
hv_vm: Fix bug when making L2 mappings
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-09 03:25:51 +09:00
Hector Martin
9407dba2e0
hv_vm: Initial data abort handling
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Supports software-mapping for a subset of ldr/str instructions.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-05 04:03:44 +09:00
Hector Martin
8a64441bcd
hv_vm: Extend hv_translate() for stage1 and write modes
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-05 03:27:19 +09:00
Hector Martin
c0c7c57dd0
hv_vm: Fix bug inhv_pt_map_l4()
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-05 03:24:37 +09:00
Hector Martin
27af846aae
hv_vm.c: Move SPTE_TYPE to bit 50
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-05 03:23:04 +09:00
Hector Martin
50f112c396
hv: Add support for address translation & abort decoding
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-05 00:28:39 +09:00
Hector Martin
23304719cd
hv: Move VM code to hv_vm.c
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-04 15:38:17 +09:00
