rk3568 boot fail with TF-A binary

Ahmad Fatoum a.fatoum at pengutronix.de
Fri Jun 28 08:59:35 PDT 2024 

On 28.06.24 17:18, Alexander Shiyan wrote:
> Yes!
> Without both options the board boots OK.

Good. Now, we only need to find out why arm_cpu_lowlevel_init()
wasn't enough to get the Crypto Extensions working with upstream TF-A..

Can you verify you are running at exception level 2 when returning from
TF-A by running the cpuinfo command from the barebox shell?

> 
> пт, 28 июн. 2024 г. в 18:13, Ahmad Fatoum <a.fatoum at pengutronix.de>:
>>
>> On 28.06.24 16:55, Alexander Shiyan wrote:
>>> This is a part of .config:
>>> CONFIG_DIGEST_SHA1_ARM64_CE=y
>>> # CONFIG_DIGEST_SHA256_ARM64_CE is not set
>>
>> If you disable both, you don't get the crash, right?
>>
>> Cheers,
>> Ahmad
>>
>>>
>>> пт, 28 июн. 2024 г. в 17:27, Ahmad Fatoum <a.fatoum at pengutronix.de>:
>>>>
>>>> On 28.06.24 16:03, Alexander Shiyan wrote:
>>>>> Yes.
>>>>> Call trace is different, but the barebox still crashes.
>>>>>
>>>>> Unknown/Uncategorized exception (ESR 0x02000000) at 0xbf92b728aba34bf3
>>>>> elr: 00000000efd7da48 lr : 00000000efd7d7e0
>>>>> x0 : 00000000afdc1b10 x1 : 00000000afdc1b70
>>>>> x2 : 0000000000000000 x3 : 0000000000000020
>>>>> x4 : 0000000000000000 x5 : 00000000efff7dd8
>>>>> x6 : 00000000ca62c1d6 x7 : 0000000000000000
>>>>> x8 : 00000000afdc1b68 x9 : 0000000000000000
>>>>> x10: 0000000000000000 x11: 00000000fffffff6
>>>>> x12: 00000000fffffff6 x13: 0000000000000020
>>>>> x14: 0000000000000000 x15: 0000000000000003
>>>>> x16: 00000000efff7968 x17: 0000000000000003
>>>>> x18: 00000000efff7ef0 x19: 0000000000000001
>>>>> x20: 00000000afdc1b30 x21: 00000000afdc1b10
>>>>> x22: 00000000afdc1b30 x23: 00000000ef600000
>>>>> x24: 0000000000b35a40 x25: 0000000000080051
>>>>> x26: 0000000000106858 x27: 00000000effe0000
>>>>> x28: 0000000000000000 x29: 00000000efff7e40
>>>>>
>>>>> Call trace:
>>>>> [<efd7da48>] (sha1_ce_transform+0x64/0x224) from [<efd7d8b0>]
>>>>> (sha1_ce_final+0xbc/0x114)
>>>>
>>>> sha1_ce_transform is defined in sha1-ce-core.S and that's only built
>>>> when CONFIG_DIGEST_SHA1_ARM64_CE is enabled, so I don't understand
>>>> how it could be that you disable CONFIG_DIGEST_SHA1_ARM64_CE
>>>> (not SHA256) and still run into that error?
>>>>
>>>> Cheers,
>>>> Ahmad
>>>>
>>>>> [<efd7d8b0>] (sha1_ce_final+0xbc/0x114) from [<efd0297c>]
>>>>> (machine_id_set_globalvar+0x7c/0x100)
>>>>> [<efd0297c>] (machine_id_set_globalvar+0x7c/0x100) from [<efd01adc>]
>>>>> (start_barebox+0x60/0x8c)
>>>>> [<efd01adc>] (start_barebox+0x60/0x8c) from [<efd7bf1c>]
>>>>> (barebox_non_pbl_start+0x11c/0x150)
>>>>> [<efd7bf1c>] (barebox_non_pbl_start+0x11c/0x150) from [<efd0000c>]
>>>>> (__bare_init_start+0x0/0x14)
>>>>> [<efd0000c>] (__bare_init_start+0x0/0x14) from [<00b01d94>] (0xb01d94)
>>>>> [<00b01d94>] (0xb01d94) from [<00b01648>] (0xb01648)
>>>>> panic: unhandled exception
>>>>> ### ERROR ### Please RESET the board ###
>>>>>
>>>>> пт, 28 июн. 2024 г. в 16:59, Ahmad Fatoum <a.fatoum at pengutronix.de>:
>>>>>>
>>>>>> On 28.06.24 15:56, Alexander Shiyan wrote:
>>>>>>> I changed the patch to reflect this for rk3568 rather than rk3588.
>>>>>>> The patch doesn't help. I tried it with and without the
>>>>>>> CONFIG_DIGEST_SHA256_ARM64_CE option.
>>>>>>
>>>>>> Do you still get a crash when CONFIG_DIGEST_SHA1_ARM64_CE is disabled?
>>>>>>
>>>>>> Cheers,
>>>>>> Ahmad
>>>>>>
>>>>>>>
>>>>>>> ...
>>>>>>>>>>> I'm trying to use the open source TF-A implementation for the Rockchip
>>>>>>>>>>> rk3568 CPU:
>>>>>>>>>>> https://github.com/ARM-software/arm-trusted-firmware/commit/9fd9f1d024872b440e3906eded28037330b6f422
>>>>>>> ...
>>>>>>>>>> Assuming this stack trace is accurate, it looks like the crypto extensions
>>>>>>>>>> use may upset the CPU? Do you have CONFIG_DIGEST_SHA256_ARM64_CE enabled?
>>>>>>>>>> Does this issue happen when you disable it?
>>>>>>>>>
>>>>>>>>> The error is still here. New log (without CONFIG_DIGEST_SHA256_ARM64_CE) below.
>>>>>>>>>
>>>>>>>>>> Did you call rk3588_lowlevel_init() in your entry point?
>>>>>>>>> RK3568 :)
>>>>>>>>> Yes, it called from rk3568_barebox_entry().
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Board: Diasom DS-RK3568-EVB
>>>>>>>>> deep-probe: supported due to diasom,ds-rk3568-evb
>>>>>>>>> rockchip-dmc memory-controller.of: Detected memory size: 0x0000000200000000
>>>>>>>>> netconsole: registered as netconsole-1
>>>>>>>>> rk808 rk8090: chip id: 0x8090
>>>>>>>>> vdd_npu: Bringing 500000uV into 850000-850000uV
>>>>>>>>> vdda0v9_image: Bringing 600000uV into 900000-900000uV
>>>>>>>>> vcca1v8_image: Bringing 600000uV into 1800000-1800000uV
>>>>>>>>> rockchip_saradc fe720000.saradc at fe720000.of: registered as aiodev0
>>>>>>>>> Boot source: usb, instance 0
>>>>>>>>> psci psci.of: detected version 1.1
>>>>>>>>> xHCI xHCI0: USB XHCI 1.10
>>>>>>>>> mdio_bus: miibus0: probed
>>>>>>>>> dw_mmc fe2b0000.mmc at fe2b0000.of: registered as mmc0
>>>>>>>>> rk3568-dwcmshc-sdhci fe310000.mmc at fe310000.of: registered as mmc1
>>>>>>>>> mmc1: detected MMC card version 5.1
>>>>>>>>> mmc1: registered mmc1.boot0
>>>>>>>>> mmc1: registered mmc1.boot1
>>>>>>>>> mmc1: registered mmc1
>>>>>>>>> mdio_bus: miibus1: probed
>>>>>>>>> Setup Machine ID from EMMC serial: 30948368
>>>>>>>>> Unknown/Uncategorized exception (ESR 0x02000000) at 0xbf96b7282ba34bf3
>>>>>>>>> elr: 00000000efd7da48 lr : 00000000efd7d7e0
>>>>>>>>> x0 : 00000000afdc1b10 x1 : 00000000afdc1b70
>>>>>>>>> x2 : 0000000000000000 x3 : 0000000000000020
>>>>>>>>> x4 : 0000000000000000 x5 : 00000000efff7dd8
>>>>>>>>> x6 : 00000000ca62c1d6 x7 : 0000000000000000
>>>>>>>>> x8 : 00000000afdc1b68 x9 : 0000000000000000
>>>>>>>>> x10: 0000000000000000 x11: 00000000fffffff6
>>>>>>>>> x12: 00000000fffffff6 x13: 0000000000000020
>>>>>>>>> x14: 0000000000000000 x15: 0000000000000003
>>>>>>>>> x16: 00000000efff7968 x17: 0000000000000003
>>>>>>>>> x18: 00000000efff7ef0 x19: 0000000000000001
>>>>>>>>> x20: 00000000afdc1b30 x21: 00000000afdc1b10
>>>>>>>>> x22: 00000000afdc1b30 x23: 00000000ef600000
>>>>>>>>> x24: 0000000000b35a40 x25: 0000000000080051
>>>>>>>>> x26: 0000000000106858 x27: 00000000effe0000
>>>>>>>>> x28: 0000000000000000 x29: 00000000efff7e40
>>>>>>>>>
>>>>>>>>> Call trace:
>>>>>>>>> [<efd7da48>] (sha1_ce_transform+0x64/0x224) from [<efd7d8b0>]
>>>>>>>>> (sha1_ce_final+0xbc/0x114)
>>>>>>>>> [<efd7d8b0>] (sha1_ce_final+0xbc/0x114) from [<efd0297c>]
>>>>>>>>> (machine_id_set_globalvar+0x7c/0x100)
>>>>>>>>> [<efd0297c>] (machine_id_set_globalvar+0x7c/0x100) from [<efd01adc>]
>>>>>>>>> (start_barebox+0x60/0x8c)
>>>>>>>>> [<efd01adc>] (start_barebox+0x60/0x8c) from [<efd7bf1c>]
>>>>>>>>> (barebox_non_pbl_start+0x11c/0x150)
>>>>>>>>> [<efd7bf1c>] (barebox_non_pbl_start+0x11c/0x150) from [<efd0000c>]
>>>>>>>>> (__bare_init_start+0x0/0x14)
>>>>>>>>> [<efd0000c>] (__bare_init_start+0x0/0x14) from [<00b01d8c>] (0xb01d8c)
>>>>>>>>> [<00b01d8c>] (0xb01d8c) from [<00b01640>] (0xb01640)
>>>>>>>>> panic: unhandled exception
>>>>>>>>> ### ERROR ### Please RESET the board ###
>>>>>>>>
>>>>>>>> I expect that without CONFIG_DIGEST_SHA1_ARM64_CE, the crash goes away?
>>>>>>>> If yes, can you try out the patch I just Cc'd you on?
>>>>>>>
>>>>>>
>>>>>> --
>>>>>> Pengutronix e.K.                           |                             |
>>>>>> Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
>>>>>> 31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
>>>>>> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |
>>>>>>
>>>>>
>>>>
>>>> --
>>>> Pengutronix e.K.                           |                             |
>>>> Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
>>>> 31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
>>>> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |
>>>>
>>>
>>
>> --
>> Pengutronix e.K.                           |                             |
>> Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
>> 31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
>> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |
>>
> 

-- 
Pengutronix e.K.                           |                             |
Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |

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