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Message-ID: <ab38f6af-cb68-a918-1a63-2e7c927a8ffc@infradead.org>
Date: Wed, 21 Jun 2023 11:40:31 -0700
From: Randy Dunlap <rdunlap@...radead.org>
To: Conor Dooley <conor@...nel.org>
Cc: Stephen Rothwell <sfr@...b.auug.org.au>,
Linux Next Mailing List <linux-next@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
linux-riscv <linux-riscv@...ts.infradead.org>,
Jisheng Zhang <jszhang@...nel.org>,
Guo Ren <guoren@...nel.org>, wefu@...hat.com
Subject: Re: linux-next: Tree for Jun 21 (riscv/errata/thead)
On 6/21/23 11:31, Conor Dooley wrote:
> On Wed, Jun 21, 2023 at 11:25:14AM -0700, Randy Dunlap wrote:
>>
>>
>> On 6/20/23 21:59, Stephen Rothwell wrote:
>>> Hi all,
>>>
>>> Changes since 20230620:
>>>
>>
>> on riscv 32-bit:
>
> Is XIP_KERNEL enabled? And if so, does this fix it?
Yes. and Yes.
Thanks.
for your patch:
Reviewed-by: Randy Dunlap <rdunlap@...radead.org>
Tested-by: Randy Dunlap <rdunlap@...radead.org> # build-tested
> diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
> index ce10a38dff37..6833d01e2e70 100644
> --- a/arch/riscv/Kconfig.socs
> +++ b/arch/riscv/Kconfig.socs
> @@ -43,6 +43,7 @@ config ARCH_SUNXI
>
> config ARCH_THEAD
> bool "T-HEAD RISC-V SoCs"
> + depends on MMU && !XIP_KERNEL
> select ERRATA_THEAD
> help
> This enables support for the RISC-V based T-HEAD SoCs.
> (whitespace damaged)
>
> Cheers,
> Conor.
>
>>
>>
>> WARNING: unmet direct dependencies detected for ERRATA_THEAD
>> Depends on [n]: RISCV_ALTERNATIVE [=n]
>> Selected by [y]:
>> - ARCH_THEAD [=y]
>>
>> WARNING: unmet direct dependencies detected for ERRATA_THEAD
>> Depends on [n]: RISCV_ALTERNATIVE [=n]
>> Selected by [y]:
>> - ARCH_THEAD [=y]
>>
>> WARNING: unmet direct dependencies detected for ERRATA_THEAD
>> Depends on [n]: RISCV_ALTERNATIVE [=n]
>> Selected by [y]:
>> - ARCH_THEAD [=y]
>>
>> ../arch/riscv/errata/thead/errata.c: In function 'errata_probe_pbmt':
>> ../arch/riscv/errata/thead/errata.c:29:22: error: 'RISCV_ALTERNATIVES_EARLY_BOOT' undeclared (first use in this function)
>> 29 | if (stage == RISCV_ALTERNATIVES_EARLY_BOOT ||
>> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> ../arch/riscv/errata/thead/errata.c:29:22: note: each undeclared identifier is reported only once for each function it appears in
>> ../arch/riscv/errata/thead/errata.c:30:22: error: 'RISCV_ALTERNATIVES_MODULE' undeclared (first use in this function)
>> 30 | stage == RISCV_ALTERNATIVES_MODULE)
>> | ^~~~~~~~~~~~~~~~~~~~~~~~~
>> ../arch/riscv/errata/thead/errata.c: In function 'errata_probe_cmo':
>> ../arch/riscv/errata/thead/errata.c:45:22: error: 'RISCV_ALTERNATIVES_EARLY_BOOT' undeclared (first use in this function)
>> 45 | if (stage == RISCV_ALTERNATIVES_EARLY_BOOT)
>> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> ../arch/riscv/errata/thead/errata.c: In function 'errata_probe_pmu':
>> ../arch/riscv/errata/thead/errata.c:63:22: error: 'RISCV_ALTERNATIVES_EARLY_BOOT' undeclared (first use in this function)
>> 63 | if (stage == RISCV_ALTERNATIVES_EARLY_BOOT)
>> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> ../arch/riscv/errata/thead/errata.c: At top level:
>> ../arch/riscv/errata/thead/errata.c:86:37: warning: 'struct alt_entry' declared inside parameter list will not be visible outside of this definition or declaration
>> 86 | void thead_errata_patch_func(struct alt_entry *begin, struct alt_entry *end,
>> | ^~~~~~~~~
>> ../arch/riscv/errata/thead/errata.c: In function 'thead_errata_patch_func':
>> ../arch/riscv/errata/thead/errata.c:95:41: error: increment of pointer to an incomplete type 'struct alt_entry'
>> 95 | for (alt = begin; alt < end; alt++) {
>> | ^~
>> ../arch/riscv/errata/thead/errata.c:96:24: error: invalid use of undefined type 'struct alt_entry'
>> 96 | if (alt->vendor_id != THEAD_VENDOR_ID)
>> | ^~
>> ../arch/riscv/errata/thead/errata.c:98:24: error: invalid use of undefined type 'struct alt_entry'
>> 98 | if (alt->patch_id >= ERRATA_THEAD_NUMBER)
>> | ^~
>> ../arch/riscv/errata/thead/errata.c:101:33: error: invalid use of undefined type 'struct alt_entry'
>> 101 | tmp = (1U << alt->patch_id);
>> | ^~
>> ../arch/riscv/errata/thead/errata.c:103:34: error: implicit declaration of function 'ALT_OLD_PTR' [-Werror=implicit-function-declaration]
>> 103 | oldptr = ALT_OLD_PTR(alt);
>> | ^~~~~~~~~~~
>> ../arch/riscv/errata/thead/errata.c:103:32: warning: assignment to 'void *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
>> 103 | oldptr = ALT_OLD_PTR(alt);
>> | ^
>> ../arch/riscv/errata/thead/errata.c:104:34: error: implicit declaration of function 'ALT_ALT_PTR' [-Werror=implicit-function-declaration]
>> 104 | altptr = ALT_ALT_PTR(alt);
>> | ^~~~~~~~~~~
>> ../arch/riscv/errata/thead/errata.c:104:32: warning: assignment to 'void *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
>> 104 | altptr = ALT_ALT_PTR(alt);
>> | ^
>> ../arch/riscv/errata/thead/errata.c:107:38: error: 'RISCV_ALTERNATIVES_EARLY_BOOT' undeclared (first use in this function)
>> 107 | if (stage == RISCV_ALTERNATIVES_EARLY_BOOT) {
>> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> ../arch/riscv/errata/thead/errata.c:108:59: error: invalid use of undefined type 'struct alt_entry'
>> 108 | memcpy(oldptr, altptr, alt->alt_len);
>> | ^~
>> ../arch/riscv/errata/thead/errata.c:111:70: error: invalid use of undefined type 'struct alt_entry'
>> 111 | patch_text_nosync(oldptr, altptr, alt->alt_len);
>> | ^~
>> cc1: some warnings being treated as errors
>>
>>
>> --
>> ~Randy
--
~Randy
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