Hector Martin
675f11dc59
tps6598x: Get rid of TPS_WRITE_DELAY
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This was a poor workaround for the broken i2c code.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-10-10 23:16:26 +09:00
Hector Martin
d20a79435c
i2c: Fix waiting for read transactions
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We weren't waiting until the STOP after reads, causing borkage.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-10-10 23:15:32 +09:00
Hector Martin
11ba4a0aac
hv: format fix
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-10-03 00:30:42 +09:00
Hector Martin
b9f1eb29e9
kboot: Only try to parse actual CPUs in /cpus
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-10-03 00:28:08 +09:00
Hector Martin
2736f0dd07
hv: Transfer ACTLR_EL1 (not just EL2) to secondaries
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Also capture config at cpu0 guest entry time, to make sure we don't
carry over guest changes to EL1 regs after that.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-24 10:57:27 +09:00
Hector Martin
3a4b2870a8
experiments/cpu_pstates.py: Only set DVMR if necessary
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-24 01:16:32 +09:00
Hector Martin
febf83a981
experiments/cpu_pstates.py: Enable DVMR unconditionally
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Seems this is not always enabled by the bootloader on some systems
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-24 00:53:07 +09:00
Sven Peter
0b4d5bd793
proxyclient: hv: Add simple DWC3/XHCI/ATCPHY tracer
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Signed-off-by: Sven Peter <sven@svenpeter.dev>
2021-09-22 19:01:03 +09:00
TophEvich
913c775165
proxyclient: removed unused code
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Little clean-up of unused proxyclient code.
Code used/referenced by commented out sections were taken
into account and left behind to be used by it at a later point.
Signed-off-by: TophEvich <84676511+TophEvich@users.noreply.github.com>
2021-09-22 19:00:34 +09:00
Martin Povišer
18bc2c7db1
Add m1n1.hw.admac, experiments/speaker_amp.py
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Add initial code for driving the ADMAC hw blocks, also add a script
which shows it in action by streaming audio to the Mac mini's embedded
speaker.
Signed-off-by: Martin Povišer <povik@protonmail.com>
2021-09-22 16:02:35 +09:00
Martin Povišer
d25581ddb3
Fill in m1n1.hw.i2c
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Signed-off-by: Martin Povišer <povik@protonmail.com>
2021-09-22 16:02:35 +09:00
Hector Martin
9dc332b660
tools/dump_pmgr.py: Show fixed clock usages from DT
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-22 01:03:10 +09:00
Hector Martin
a816f2718b
m1n1.hv: Improve bt()
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-22 00:36:41 +09:00
Hector Martin
9cc0c0a55b
m1n1.hv: Add lower() command to send an exception to the guest
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-22 00:36:40 +09:00
Hector Martin
6707fd5bb9
tools/gen_reg_class.py: Fix multibit field defs
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 23:28:42 +09:00
Hector Martin
36e0283a87
hv: Handle PAC mask automatically
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 23:28:31 +09:00
Hector Martin
5eed8f674d
hv_vm: Fix guest SError handling
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This was broken, but somewhat masked by another bug in hv_vm.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 22:17:52 +09:00
Hector Martin
56c3d93787
hv_exc: Enable SErrors in the hypervisor
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This finally works properly now
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 21:18:13 +09:00
Hector Martin
78cf104b1f
hv_vm: Guard emulated read/writes to catch SErrors/aborts
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 21:18:13 +09:00
Hector Martin
4f92a77efd
exception: Allow guarding SError exceptions
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 21:18:13 +09:00
Hector Martin
25bc815821
hv: Store exception info regs on entry, and use it
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This is the second part of allowing nested exceptions
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 21:18:13 +09:00
Hector Martin
607464f8b0
proxy/uartproxy/hv_asm: Add syncs to flush SErrors
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This makes sure any pending memory ops that might trigger an
asynchronous SError do so here, and not later. This fixes SErrors
breaking proxy ops.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 20:31:52 +09:00
Hector Martin
d44d0a4f16
Revert "hv_asm: Unmask SErrors inside the HV"
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This reverts commit bb7c8ad3c5
.
This is broken.
2021-09-21 20:30:07 +09:00
Hector Martin
bce239b36f
exception: Make space in the stack for full exception context
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This is step 1 of the rework to make reentrant exceptions work
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 20:29:19 +09:00
Hector Martin
04668b370a
m1n1.proxyutils: Print and clear L2C regs on SErrors
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 17:15:49 +09:00
Hector Martin
e08457aaa9
Makefile, m1n1.ld: Build with debug info
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This allows addr2line to work. The Mach-O output should be unchanged.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 17:13:03 +09:00
Hector Martin
a16731e8b3
hv_exc: Avoid delivering spurious HV-triggered IPIs to the guest
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 17:13:03 +09:00
Hector Martin
098d394a5c
exception: Handle Fast IPIs
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 13:33:23 +09:00
Hector Martin
0e3770ca47
hv, m1n1.hv: Add cpu() command to switch CPU contexts
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 13:18:06 +09:00
Hector Martin
977cbdf4f8
hv_exc: New time accounting around Python callbacks
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This does an explicit hypervisor rendezvous. It's not great because it
introduces spurious guest IPIs, but xnu doesn't seem to care...
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 13:17:00 +09:00
Hector Martin
5feae51f25
tools/run_guest.py: Add --debug-xnu argument
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 13:15:24 +09:00
Hector Martin
9545371c87
m1n1.hv: Add more PMGR hacks for xnu bug workarounds etc
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 13:15:04 +09:00
Hector Martin
64dab94821
hv_aic: Use aic.h instead of just declaring aic_base
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 00:42:19 +09:00
Hector Martin
160ced7449
m1n1.hv: Also guard IMX pstate
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 00:40:31 +09:00
Hector Martin
945b75a0f8
hv_aic: Fix regression introduced by 4b4ae3ab
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-21 00:40:04 +09:00
Hector Martin
16314a6203
m1n1.fw.pmp: New module
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-20 18:01:21 +09:00
Hector Martin
6211e9f9e6
m1n1.hw.pmgr: New module
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-20 18:01:09 +09:00
Hector Martin
eae9eceff1
m1n1.adt: Fix more pmgr fields, improve dump_pmgr.py
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-20 17:55:45 +09:00
Hector Martin
d2d5952aa5
tools: dump_pmgr.py
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-20 03:00:40 +09:00
Hector Martin
1e98c320df
m1n1.adt: Pretty sure the v_ things were wrong
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-20 02:49:58 +09:00
Hector Martin
5c99406790
m1n1.hv: Guard UART0 pmgr regs
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-20 02:48:23 +09:00
Hector Martin
c461b5d033
m1n1.adt: Add clock-frequencies decoding
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-19 22:33:38 +09:00
Hector Martin
ffacef41ee
iodev, exception: Remove gratuitous UART usage
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-19 22:33:20 +09:00
Hector Martin
6c070fa224
m1n1.proxyutils: Only set baud if connected via serial
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-19 22:32:58 +09:00
Hector Martin
99e38d24d0
experiments/cpu_pstates.py: Remove p-core boost testing hack
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-19 02:28:49 +09:00
Hector Martin
edb32c48a2
smp: Allow switching back to wfe for the smp spinloop
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This is what Linux expects, so we'd better do it in kboot.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-19 02:17:04 +09:00
Hector Martin
c8eb9a7862
experiments: Add cpu_pstate_latencies.py
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-19 02:03:27 +09:00
Hector Martin
6a620ddab9
experiments: Add cpu_pstates.py
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-19 02:03:24 +09:00
Hector Martin
c3ba77ce16
hv_exc: Handle SYS_IMP_APL_CYC_OVRD in the fast path
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m1n1 now uses this for SMP, and due to wfi FIQ leakage from the HV
timer this gets spammed thousands of times per second. Handle it in
the HV directly.
Fixes : #107
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-18 22:33:28 +09:00
Hector Martin
37b2fdda7c
m1n1.adt: Handle empty function props
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-09-18 22:27:13 +09:00