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410 commits

Author SHA1 Message Date
Hector Martin
be7ff3a062 kboot: Generalize device disable logic, disable i2c & usb devs 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-23 23:36:14 +09:00
Hector Martin
01e84ecef6 pcie: Document reg ranges better 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-22 16:43:22 +09:00
Hector Martin
555965e98a pcie: Calculate the number of reg entries per port 
Turns out this isn't hardware-specific, but rather a change Apple made
retroactively in 12.0 RC. Doesn't look like there's a saner way than
this...

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-22 16:24:37 +09:00
Hector Martin
4027c34c7a proxy: Add proxy ops for pcie_init/shutdown 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-22 16:04:35 +09:00
Hector Martin
23c3617cf2 payload: Complain loudly about devicetree platform mismatches. 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-20 02:26:24 +09:00
Hector Martin
f4e11a78c6 i2c: Add explicit delay to the i2c_xfer_read timeout loop 
We now set the timeout at 10ms without any bytes received.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-18 22:29:51 +09:00
Hector Martin
850a669436 tps6598x: Add a delay in the command poll loop 
It seems that if we poll too fast, we DoS the poor thing...

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-18 22:15:38 +09:00
Hector Martin
cc1fa67ff2 i2c: Use Repeat-Start condition for SMBus reads 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-18 22:15:13 +09:00
Hector Martin
26f636dbbb fb: Use 128-bitwise copies to speed up FB updates 
This makes it almost as fast as it was before the switch to an
uncached framebuffer, as far as I can tell.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-17 19:23:44 +09:00
Hector Martin
3b0d53d7b8 mcc: Guard against MCC count > max 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-17 10:14:15 +09:00
Hector Martin
0df392d0d3 mcc: Fix mcc_num_channels prop on t8103 
Bad copy and paste...

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-17 01:45:49 +09:00
Hector Martin
4b80041d6d mcc: New module to initialize the MCC memory controller. 
This turns on the system level cache. The carveout unmapping also moves
here, and now it handles T8103/T6000 properly.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-16 21:09:48 +09:00
Hector Martin
ecc80f4b32 kboot: Fix warning/bug introduced by ecb6c82e 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-16 21:09:12 +09:00
Hector Martin
b9ec73b019 smp: Leave the default boot stack for CPU#0 set in case it resets 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-16 17:26:52 +09:00
Hector Martin
33d09cc7c0 hv_exc: Filter out CYC_OVRD_DISABLE_WFI_RET 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-16 17:26:39 +09:00
Hector Martin
0f9c0f5dd3 startup: Add a UART print to the RVBAR entry path 
This might make it easier to debug CPU sleep modes

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-16 17:18:52 +09:00
Hector Martin
ecb6c82e75 kboot: Delete CPU nodes instead of disabling them 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-15 22:48:28 +09:00
Hector Martin
7690fd730c iodev: Bypass locks on all funcs if no MMU 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-15 22:47:45 +09:00
Hector Martin
257f6443a6 kboot: Fix potential bug handling missing/disabled CPUs 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-15 14:52:10 +09:00
Jean-Francois Bortolotti
0131d16c0a Fix aic1 reg size 
Signed-off-by: Jean-Francois Bortolotti <jeff@borto.fr>
 2021-11-14 11:14:50 +09:00
Janne Grunau
46c945ac95 usb: use dynamic paths for usb related ADT nodes 
Adds support for the 3rd USB-C port on 2021 Macbook Pros.
Currently up to 8 USB-C ports are supported which should be sufficient
for expected future devices.

Tested on Macbook Pro 14" and Mac Mini.

Signed-off-by: Janne Grunau <j@jannau.net>
 2021-11-12 23:48:32 +09:00
Janne Grunau
b6ec7abc2b utils: replace sprintf with snprintf 
Converts all current users.

Signed-off-by: Janne Grunau <j@jannau.net>
 2021-11-12 23:48:32 +09:00
Janne Grunau
5064b93b2f usb: dynamically allocate and register usb iodevs 
Preparation for devices with more than 2 USB-C ports.

Signed-off-by: Janne Grunau <j@jannau.net>
 2021-11-12 23:48:32 +09:00
Janne Grunau
c40ef51084 usb_dwc3: robustness in usb_dwc3_write() 
Signed-off-by: Janne Grunau <j@jannau.net>
 2021-11-12 23:48:32 +09:00
Janne Grunau
91ff1ceb65 iodev: avoid direct access to iodev device array 
Preparation for dynamically alloced iodevs.

Signed-off-by: Janne Grunau <j@jannau.net>
 2021-11-12 23:48:32 +09:00
Janne Grunau
2724d69f4c iodev: usb: replace secondary usb iodevs with single vuart iodev 
Signed-off-by: Janne Grunau <j@jannau.net>
 2021-11-12 23:48:32 +09:00
Hector Martin
b50a489f41 chickens: Update Firestorm chickens & complete t600x 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-11 01:20:03 +09:00
Hector Martin
efca793572 pcie: Only print the port init msg for existing ports 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-11 01:20:03 +09:00
Hector Martin
510dd53175 pcie: Add t6000 support 
This one seems to need one extra magic poke

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-10 20:43:51 +09:00
Hector Martin
a83d0908e5 pcie: Add t6000 fuse bit map and fix fuse bit application 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-10 20:43:51 +09:00
Hector Martin
94a73a404c kboot: Disable USB dwc3 devices that are missing in the ADT 
This passes through the hypervisor USB device disable to Linux, so we no
longer need to hack device trees.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-10 20:43:51 +09:00
Hector Martin
e689ceb263 usb: Add usb_idx_from_address() to find a dev by its MMIO addr 
This will be used to match up ADT and FDT USB devices, to pass through
enable status.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-10 20:43:51 +09:00
Hector Martin
7e01af5144 kboot: Use _inplace setprop for the CPU release addr 
This needs to happen in-place for the iterator to not be invalidated.
Explicitly request that and fail if it does not work.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-10 20:43:51 +09:00
Hector Martin
e763ce3f56 hv: Set SMP mode to WFE 
This fixes early IRQs getting stuck in idle secondaries and breaking the
guest.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-08 19:57:02 +09:00
Hector Martin
84acf60c24 Fix warnings when building/linking with clang/llvm 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-08 13:53:04 +09:00
Hector Martin
4e4335a6ea chickens: Enable IRQs on t600x 
This seems to be safe to do on M1 too.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-04 04:03:41 +09:00
Hector Martin
0c093521de pcie: Basic t600x support 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-04 03:55:48 +09:00
Hector Martin
f5af1caee5 hv_exc: Forward more sysregs 
We don't normally trap these, but for experiments using TIDCP they are
useful to avoid.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-04 03:55:09 +09:00
Hector Martin
a383ef0b5a iodev: Protect iodevs with spinlocks 
This makes SMP IRQ reports less flaky

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-04 03:53:39 +09:00
Hector Martin
0005b6533b hv_exc: Add more sysreg passthroughs for t600x spam 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-04 03:52:43 +09:00
Hector Martin
77074b9098 hv_aic: Support AICv2 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-04 03:52:42 +09:00
Hector Martin
8fa422c0d3 fb: Map the framebuffer uncached, and use a shadow FB for speed 
Turns out AMCC on t600x throws errors when DISP0 real-time memory
requests hit the CPU cache, and then macOS panics.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-04 03:52:30 +09:00
Hector Martin
dc3806252b aic: Basic AICv2 support 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-04 03:52:30 +09:00
Hector Martin
f824f60f5c utils: Unbork udelay() 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-02 12:36:07 +09:00
Hector Martin
6765bc3ff6 hv_vm: Support >36-bit PAs 
This needs an extra L1 translation level, but only on SoCs with support
for >36-bit PAs. On M1, we bypass it and keep starting at L2.

Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-02 02:35:26 +09:00
Hector Martin
d7983c7173 arm_cpu_regs.h: Add SYS_ID_AA64MMFR0_EL1 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-02 02:23:07 +09:00
Hector Martin
e99138710a smp: Handle IRQ enable reg properly (maybe) 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-01 21:00:56 +09:00
Hector Martin
87613dc208 smp: Support more clusters/CPUs properly 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-01 21:00:56 +09:00
Hector Martin
9b6e5fbc52 cpufreq: Add preliminary T6000 support 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-01 21:00:56 +09:00
Hector Martin
d7bd21d51c usb: Use new DART code to autoselect compatible mode 
Signed-off-by: Hector Martin <marcan@marcan.st>
 2021-11-01 21:00:56 +09:00