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[46.59.78.111]) by smtp.gmail.com with ESMTPSA id q22-20020a2e84d6000000b002b6d8cfb6d2sm2910625ljh.140.2023.07.05.02.35.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Jul 2023 02:35:35 -0700 (PDT) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 4baac23b-1b17-11ee-8611-37d641c3527e DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1688549735; x=1691141735; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=KZBEdfHgu5rAc17OpHgYSz2Q4Zpnm6hWeKYd8pGy/wA=; b=VapJGscb5IgJCmRF1M/FkdFBn4lJV/Wkqp0/zl1VATS+qXvDKpKe30k0t7lc2LCYbB vyFczcjHjWJWxQOkgtUw6VL+aqtFtkygooYvfGWMcciHT97xzvrojDcgGbYgK1u/f1Lm 2OFG4f7Yc7XgPvN5KhaHenm0q4407tPjWNlRVFQ8A/DLSdIDE8tyPfZ2AZah7a9ppOi3 pr/lK0si+7k2dPCmnLbeieYe0+cew2BJZ3van1ygtmomihprUSVwNni4TUdmnjG9bimr Bh0bISK4kuNhTRNj1ib1yazLnqh4lcrnfJk58CL8bGQDOyp6zDqzpwKub577GUJTqUY6 2utg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688549735; x=1691141735; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=KZBEdfHgu5rAc17OpHgYSz2Q4Zpnm6hWeKYd8pGy/wA=; b=lqAd7ldkCC2MepOu484Z+FUeb/leJWNllN4C0dp1MPGUbjR3KQsMxORQ40ErkN2Vka cTypNJ2izMn8+d/LcvQn/4hfgeXJZY3V5JZN23aZL07Ojx3LLasBcCmuKHEA032rhGws l3XjheIJEEC/C94YbR5msPUd1/IvY75ycIWmqLVZa6wkTiZOI6ns5FCzwJ1FnyapCyQS HZd8SyDX/5htX+Gx5qYo1ccfSFHby1GGBDLT1sHWeclxKMqDPhc/zCQ41ahgi8ulTNo/ wCwbsGLU0SBu9SuWh5/+dW2QNdRSzAI7ak2N+vvkDORbKtCwmatLKC+cjLrsvhiyQLWm 0TOw== X-Gm-Message-State: ABy/qLZWPZm+VwTZMWorFqBDu5dDkF3ccIPMGYLSsIcXKZI2JFRhkWem /KHUOsjSQEY638M88p2RS99XTQ/509uB39fq4yc= X-Google-Smtp-Source: APBJJlGIZZycqhIAKudqt909+uOsbXnjdgh2GxNsB3tbsqwEgJydSgpmRp2nyDDlRcxBsKlRVOFsNw== X-Received: by 2002:a2e:8847:0:b0:2b1:e807:f0f with SMTP id z7-20020a2e8847000000b002b1e8070f0fmr11326365ljj.28.1688549735702; Wed, 05 Jul 2023 02:35:35 -0700 (PDT) From: Jens Wiklander To: xen-devel@lists.xenproject.org Cc: Stefano Stabellini , Julien Grall , Volodymyr Babchuk , Bertrand.Marquis@arm.com, Anthony PERARD , Juergen Gross , Wei Liu , Marc Bonnici , Achin Gupta , Jens Wiklander , Volodymyr Babchuk , Bertrand Marquis Subject: [XEN PATCH v9 17/24] xen/arm: ffa: add ABI structs for sharing memory Date: Wed, 5 Jul 2023 11:34:26 +0200 Message-Id: <20230705093433.2514898-18-jens.wiklander@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230705093433.2514898-1-jens.wiklander@linaro.org> References: <20230705093433.2514898-1-jens.wiklander@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1688549998301100004 Content-Type: text/plain; charset="utf-8" Adds the ABI structs used by function FFA_MEM_SHARE and friends for sharing memory. Signed-off-by: Jens Wiklander Reviewed-by: Bertrand Marquis --- xen/arch/arm/tee/ffa.c | 69 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) diff --git a/xen/arch/arm/tee/ffa.c b/xen/arch/arm/tee/ffa.c index e895e355e620..03699473cfc5 100644 --- a/xen/arch/arm/tee/ffa.c +++ b/xen/arch/arm/tee/ffa.c @@ -243,6 +243,75 @@ struct ffa_partition_info_1_1 { uint8_t uuid[16]; }; =20 +/* Constituent memory region descriptor */ +struct ffa_address_range { + uint64_t address; + uint32_t page_count; + uint32_t reserved; +}; + +/* Composite memory region descriptor */ +struct ffa_mem_region { + uint32_t total_page_count; + uint32_t address_range_count; + uint64_t reserved; + struct ffa_address_range address_range_array[]; +}; + +/* Memory access permissions descriptor */ +struct ffa_mem_access_perm { + uint16_t endpoint_id; + uint8_t perm; + uint8_t flags; +}; + +/* Endpoint memory access descriptor */ +struct ffa_mem_access { + struct ffa_mem_access_perm access_perm; + uint32_t region_offs; + uint64_t reserved; +}; + +/* Lend, donate or share memory transaction descriptor */ +struct ffa_mem_transaction_1_0 { + uint16_t sender_id; + uint8_t mem_reg_attr; + uint8_t reserved0; + uint32_t flags; + uint64_t handle; + uint64_t tag; + uint32_t reserved1; + uint32_t mem_access_count; + struct ffa_mem_access mem_access_array[]; +}; + +struct ffa_mem_transaction_1_1 { + uint16_t sender_id; + uint16_t mem_reg_attr; + uint32_t flags; + uint64_t handle; + uint64_t tag; + uint32_t mem_access_size; + uint32_t mem_access_count; + uint32_t mem_access_offs; + uint8_t reserved[12]; +}; + +/* Endpoint RX/TX descriptor */ +struct ffa_endpoint_rxtx_descriptor_1_0 { + uint16_t sender_id; + uint16_t reserved; + uint32_t rx_range_count; + uint32_t tx_range_count; +}; + +struct ffa_endpoint_rxtx_descriptor_1_1 { + uint16_t sender_id; + uint16_t reserved; + uint32_t rx_region_offs; + uint32_t tx_region_offs; +}; + struct ffa_ctx { void *rx; const void *tx; --=20 2.34.1