Hector Martin
1b1653dfe9
hv_vm: Simplify r31 handling, move LR adjustment to hv_exc.c
...
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-25 20:12:20 +09:00
Hector Martin
afc088840d
hv: Add Python-side MMIO emulation hooks
...
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-15 23:57:48 +09:00
Hector Martin
ed32cf6328
hv_exc: Add a hacky STEP feature to interrupt guest after a while
...
This should eventually be a proper single step feature or something, but
for now...
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
...
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
...
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-05 03:27:19 +09:00
Hector Martin
0e987f031b
utils: Add flush_and_reboot() to do the iodev flush dance
...
Use this for exceptions, asserts, etc.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-05 03:21:48 +09:00
Hector Martin
50f112c396
hv: Add support for address translation & abort decoding
...
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-05 00:28:39 +09:00
Hector Martin
a3440f2b48
hv: Support cleanly exiting the hypervisor from an exception
...
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-05 00:28:39 +09:00
Hector Martin
4d64c33ca6
hv: Implement basic exception handling
...
Allows Python to handle hypervisor exceptions, and implements exception
info display and basic debug commands.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-05-04 19:36:23 +09:00
