Commit graph

798 commits

Author SHA1 Message Date
Janne Grunau
e74b79dc2a m1n1/hv: fix irq trace after "Rework MMIO PT handling & tracing"
Also removes unused leftover demonstration code which came obsolete by
tracer scripts. See hv/trace_gpio.py for an example.

Signed-off-by: Janne Grunau <j@jannau.net>
2021-07-09 15:31:08 +09:00
Hector Martin
e00e8f178d hv/trace_dcp.py: Fix stuff
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-24 02:12:07 +09:00
Hector Martin
819d2cf6bc hv/trace_dcp.py: Parsing a bunch of stuff now
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-24 01:15:32 +09:00
Hector Martin
3cfe943ec3 m1n1.trace.asc.Syslog: Fix message termination
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-24 01:15:15 +09:00
Hector Martin
7687d00f5f m1n1.trace.asc: Add EP.start() to initialize endpoints
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-24 01:14:57 +09:00
Hector Martin
c490f74872 m1n1.trace.asc: Move EP handlers to per-EP objects
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-23 20:19:30 +09:00
Hector Martin
b4c2272855 m1n1.hw.dart: Don't cache invalid mappings
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-23 20:19:30 +09:00
Hector Martin
b4fef18e12 m1n1.trace.dart: Log invalidates
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-23 17:04:30 +09:00
Hector Martin
92c3ad223c m1n1.proxyutils.RegMonitor: Add ASCII mode, overridable readmem, abbrev
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-23 17:02:14 +09:00
Hector Martin
faa37342f9 m1n1.utils.chexdump: Add abbreviation
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-23 17:01:17 +09:00
Hector Martin
cf00bedade m1n1.hv.HV: Upload ADT late to allow user overrides
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 02:02:06 +09:00
Hector Martin
94f5c29c9f hv/trace_dcp.py: More things
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
9a480c656b m1n1.shell.HistoryConsole: Guard against mon.poll() exceptions
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
912776372a m1n1.trace.asc: Support more messages, syslog decoding, associated DART
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
42b7adad06 m1n1.trace.dart: Add DART tracer/handler
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
b7147a130a m1n1.trace.ADTDevTracer: Fix _reloadcls() binding issue
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
c76489e6dd m1n1.hw.dart: Move DART support code here, add IOVA resolver
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
d025574e1d m1n1.hv.HV: Run passive tracers *before* issuing the MMIO write
E.g. this means tracers run *before* an ASC command gets sent, which
might be relevant if the same memory is used for commands and responses.

Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
d255a74271 m1n1.hv: Add HV.run_shell() convenience function, fix messages
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
83b05e7743 m1n1.utils.RegAccessor: Pass through None when register is unavailable
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
d942984b72 m1n1.utils.Reloadable: Be verbose about what gets reloaded
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
026c16c7c2 m1n1.utils.chexdump(): Fix justification
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
32d03f3ae2 m1n1.utils.RegMap: Fix register access widths
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:39:38 +09:00
Hector Martin
95aeb7bb83 hv: Use hv_write_hcr() for initial configuration
This might make things work if GXF is already enabled, maybe.

Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-22 01:15:00 +09:00
Hector Martin
f7063e6f06 m1n1.trace.Tracer: Multiple bugfixes
- Set ident properly before looking up cache
- Off-by-one error in regmap lookups
- Reload regmap classes on reload

Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 16:24:04 +09:00
Hector Martin
035aa486d6 m1n1.hv: Properly update current shell globals after run_script()
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 16:19:43 +09:00
Hector Martin
a714c74e1a m1n1.utils.Reloadable: Only reload each module once
This avoids confusion with types changing ID when the same module is
repeatedly reloaded. Now we use the file mtime and only reload things
which have changed since last time, and dependent modules.

Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 16:00:00 +09:00
Alyssa Rosenzweig
ba478f2de5 mini.hv.dcp: Decode common messages
This accounts for most of the DCP traffic once macOS is booted. I used
a sophisticated side-channel hypervisor timing attack to determine the
message functions [ adding time.sleep(1) ]

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
2021-06-21 14:02:25 +09:00
Alyssa Rosenzweig
6adf0c692c mini.trace.asc: Don't log handled messages
ASC handlers now return a boolean to indicate whether they successfully
handled the message (True if so). In that case, printing the underlying
mailbox traffic is redundant, so let's hide it.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
2021-06-21 14:02:25 +09:00
Hector Martin
86e233931e m1n1.trace.asc: Add core endpoint numbers
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:51:46 +09:00
Hector Martin
e4a591d81a m1n1.trace.asc: Fix MSG_EP_MAP.LAST
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:49:55 +09:00
Hector Martin
71cdcb9bef ASCTracer: Fix subclassing
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:43:01 +09:00
Hector Martin
dbeb174ac9 m1n1.hv: Don't die on ^C in the shell 2021-06-21 02:34:07 +09:00
Hector Martin
03ceed3a97 m1n1.hv: Fix map_hook_idx read/write options
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:06:22 +09:00
Hector Martin
7632a57ff3 m1n1.trace.asc: Implement basic message handling/dispatch
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:05:36 +09:00
Hector Martin
8a0125ac17 m1n1.trce.gpio: Use new register arrays
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:05:08 +09:00
Hector Martin
86154a8194 dart_dump.py: Use new 2D register arrays
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:04:35 +09:00
Hector Martin
2e250df645 run_guest.py: Don't die if -m or -c fails, bring up a shell instead.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:04:09 +09:00
Hector Martin
0a3bd5c91b m1n1.utils: Add support for multidimensional reg arrays in RegMap
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:03:18 +09:00
Hector Martin
9e42f4fc0f m1n1.trace: Add a state stash to Tracer that persists
This allows Tracers to keep internal state around even across complete
re-instantiations.

Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:02:05 +09:00
Hector Martin
7090138779 m1n1.utils: Make Register sub-subclasses work, optimize
Now figures out the fields/etc in a metaclass, not at object
instantiation time.

Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 02:01:07 +09:00
Hector Martin
8d61a81bed m1n1.hv: Wrap tracer calls in a shell to handle exceptions
This allows you to fix a tracer and retry ('cont' or ^D) or skip
('skip') its execution.

Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-21 01:58:47 +09:00
Hector Martin
7c19dcc33f m1n1.hv: Handle symbol addresses properly for Linux
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-19 21:51:36 +09:00
Hector Martin
8197538078 m1n1.hv: Add System.map support and make pac_mask configurable
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-06-19 15:53:14 +09:00
Janne Grunau
36dcc1b8f3 hv.py: remove only the used USB-C port from the ADT
Signed-off-by: Janne Grunau <j@jannau.net>
2021-06-18 14:26:54 +09:00
Janne Grunau
bbd2cf8710 hv.py: hook USB-C port specific pmgr addresses
Allows running HV over each USB-C port of a Mac Mini with Mac OS as
guest.

Signed-off-by: Janne Grunau <j@jannau.net>
2021-06-18 14:26:54 +09:00
Janne Grunau
d88e255c56 hv.py: remove secondary CPU cores unconditionally from the ADT
Signed-off-by: Janne Grunau <j@jannau.net>
2021-06-18 14:26:54 +09:00
Janne Grunau
98076ef693 usb: disable tps6598x interrupts
Restore the interrupt masks on chainload or HV guest start. The
interrupt mask is not restored on the USB-C port used by the hypervisor.
This prevents an interrupt storm in the guest when the other USB-C port
is exposed to the guest. Both tps6598x share unfortunately an interrupt
line.

Signed-off-by: Janne Grunau <j@jannau.net>
2021-06-18 14:26:54 +09:00
Janne Grunau
de82209079 m1n1.trace.gpio: convert GPIOTracer to new framework
Signed-off-by: Janne Grunau <j@jannau.net>
2021-06-18 14:23:23 +09:00
Janne Grunau
ccd765464d m1n1.utils: fix RegMap range lookup
Signed-off-by: Janne Grunau <j@jannau.net>
2021-06-18 14:23:23 +09:00