Message ID | 20211027184424.166237-37-broonie@kernel.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=lmAU=PP=lists.infradead.org=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@kernel.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D6744C433F5 for <linux-arm-kernel@archiver.kernel.org>; Wed, 27 Oct 2021 19:18:47 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A9C1660041 for <linux-arm-kernel@archiver.kernel.org>; Wed, 27 Oct 2021 19:18:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org A9C1660041 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; 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Wed, 27 Oct 2021 18:52:35 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id CF6696103C; Wed, 27 Oct 2021 18:52:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1635360754; bh=ZN5JIZMYAQ+hgzYrUF3T4Xtxh1popb3QWVWnFUDvm0M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qXjCEqgD8Q1ToRjrbDe1J7wi6qhkj6zmumHoGUDGxxChc9e5MlxUGW0Xhf6JJFPoU Hn853KSQow63hXAK9nxgBP4iSPEvnu5ZW7dJDTTIHdqETkmOI7vkP4CkhF75UzMR2z OZ+UuAXBH0J2VGjpqJCCrfsus0A7/2gvcKbJzeXCe9SNqnbH2d5heapqFE+BfZFZx1 lcvwE6mm8lJyKqOhiF73iGKyDF9I1RhaxwgBJlagxbOWMtKl097wgS3ARE4LOA5tho u4oAaSYV/kLM/C6jXfrGAipFC6IuhDSIxp+NR4PLaVmG/yJ9kNeaDSj6as9rDlBDfR q1vt8SxfYmK0g== From: Mark Brown <broonie@kernel.org> To: Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Shuah Khan <skhan@linuxfoundation.org>, Shuah Khan <shuah@kernel.org> Cc: Alan Hayward <alan.hayward@arm.com>, Luis Machado <luis.machado@arm.com>, Salil Akerkar <Salil.Akerkar@arm.com>, Basant Kumar Dwivedi <Basant.KumarDwivedi@arm.com>, Szabolcs Nagy <szabolcs.nagy@arm.com>, linux-arm-kernel@lists.infradead.org, linux-kselftest@vger.kernel.org, Mark Brown <broonie@kernel.org> Subject: [PATCH v5 36/38] kselftest/arm64: Add streaming SVE to SVE ptrace tests Date: Wed, 27 Oct 2021 19:44:22 +0100 Message-Id: <20211027184424.166237-37-broonie@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211027184424.166237-1-broonie@kernel.org> References: <20211027184424.166237-1-broonie@kernel.org> MIME-Version: 1.0 X-Developer-Signature: v=1; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org |
Series |
arm64/sme: Initial support for the Scalable Matrix Extension
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expand
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diff --git a/tools/testing/selftests/arm64/fp/sve-ptrace.c b/tools/testing/selftests/arm64/fp/sve-ptrace.c index af798b9d232c..00c35b9db27f 100644 --- a/tools/testing/selftests/arm64/fp/sve-ptrace.c +++ b/tools/testing/selftests/arm64/fp/sve-ptrace.c @@ -28,6 +28,10 @@ #define NT_ARM_SVE 0x405 #endif +#ifndef NT_ARM_SSVE +#define NT_ARM_SSVE 0x40b +#endif + struct vec_type { const char *name; unsigned long hwcap_type; @@ -44,6 +48,13 @@ static const struct vec_type vec_types[] = { .regset = NT_ARM_SVE, .prctl_set = PR_SVE_SET_VL, }, + { + .name = "Streaming SVE", + .hwcap_type = AT_HWCAP2, + .hwcap = HWCAP2_SME, + .regset = NT_ARM_SSVE, + .prctl_set = PR_SME_SET_VL, + }, }; #define VL_TESTS (((SVE_VQ_MAX - SVE_VQ_MIN) + 1) * 3)
In order to allow ptrace of streaming mode SVE registers we have added a new regset for streaming mode which in isolation offers the same ABI as regular SVE with a different vector type. Add this to the array of regsets we handle, together with additional tests for the interoperation of the two regsets. Signed-off-by: Mark Brown <broonie@kernel.org> --- tools/testing/selftests/arm64/fp/sve-ptrace.c | 11 +++++++++++ 1 file changed, 11 insertions(+)