From patchwork Mon Jul 3 13:25:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 13300072 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 651F3EB64DC for ; Mon, 3 Jul 2023 13:28:04 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qGJZf-00024z-Nm; Mon, 03 Jul 2023 09:26:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qGJZc-0001kw-Jn for qemu-devel@nongnu.org; Mon, 03 Jul 2023 09:26:36 -0400 Received: from mail.ozlabs.org ([2404:9400:2221:ea00::3] helo=gandalf.ozlabs.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qGJZa-0000v5-O9 for qemu-devel@nongnu.org; Mon, 03 Jul 2023 09:26:36 -0400 Received: from gandalf.ozlabs.org (mail.ozlabs.org [IPv6:2404:9400:2221:ea00::3]) by gandalf.ozlabs.org (Postfix) with ESMTP id 4Qvmsh1gFmz4wqZ; Mon, 3 Jul 2023 23:26:32 +1000 (AEST) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4Qvmsd5gdHz4wb1; Mon, 3 Jul 2023 23:26:29 +1000 (AEST) From: =?utf-8?q?C=C3=A9dric_Le_Goater?= To: qemu-devel@nongnu.org Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Bin Meng , Peter Maydell , Lucien Murray-Pitts , Joel Stanley , =?utf-8?q?C=C3=A9dric_Le_Goater?= Subject: [PATCH 25/32] hw/sd: Add boot config support Date: Mon, 3 Jul 2023 15:25:02 +0200 Message-ID: <20230703132509.2474225-26-clg@kaod.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230703132509.2474225-1-clg@kaod.org> References: <20230703132509.2474225-1-clg@kaod.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2404:9400:2221:ea00::3; envelope-from=SRS0=mKPa=CV=kaod.org=clg@ozlabs.org; helo=gandalf.ozlabs.org X-Spam_score_int: -39 X-Spam_score: -4.0 X-Spam_bar: ---- X-Spam_report: (-4.0 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Joel Stanley Introduced "boot-config" property to set CSD 179, the boot config register. With this correctly set we can use the enable bit to detect if partition support is enabled. Signed-off-by: Joel Stanley Signed-off-by: Cédric Le Goater --- hw/sd/sd.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 1df7c7ac9dae..c4c9e9ee7999 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -115,6 +115,7 @@ struct SDState { uint8_t spec_version; BlockBackend *blk; + uint8_t boot_config; /* Runtime changeables */ @@ -459,6 +460,8 @@ static void mmc_set_ext_csd(SDState *sd, uint64_t size) sd->ext_csd[159] = 0x00; /* Max enhanced area size */ sd->ext_csd[158] = 0x00; /* ... */ sd->ext_csd[157] = 0xEC; /* ... */ + + sd->ext_csd[EXT_CSD_PART_CONFIG] = sd->boot_config; } static void sd_emmc_set_csd(SDState *sd, uint64_t size) @@ -883,8 +886,14 @@ static uint32_t sd_emmc_bootpart_offset(SDState *sd) { unsigned int access = sd->ext_csd[EXT_CSD_PART_CONFIG] & EXT_CSD_PART_CONFIG_ACC_MASK; + unsigned int enable = sd->ext_csd[EXT_CSD_PART_CONFIG] & + EXT_CSD_PART_CONFIG_EN_MASK; unsigned int boot_capacity = sd_boot_capacity_bytes(sd); + if (!enable) { + return 0; + } + switch (access) { case EXT_CSD_PART_CONFIG_ACC_DEFAULT: return boot_capacity * 2; @@ -2559,6 +2568,7 @@ static Property sd_properties[] = { * whether card should be in SSI or MMC/SD mode. It is also up to the * board to ensure that ssi transfers only occur when the chip select * is asserted. */ + DEFINE_PROP_UINT8("boot-config", SDState, boot_config, 0x0), DEFINE_PROP_END_OF_LIST() };