From patchwork Thu Jun 26 20:13:23 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steve Rae X-Patchwork-Id: 364707 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id 8C5131400B5 for ; Fri, 27 Jun 2014 06:14:04 +1000 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id B013BA7765; Thu, 26 Jun 2014 22:14:00 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id If32w0oZmINt; Thu, 26 Jun 2014 22:14:00 +0200 (CEST) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id D87B9A775A; Thu, 26 Jun 2014 22:13:43 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 71135A775C for ; Thu, 26 Jun 2014 22:13:33 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id cmIo9LAqd-jk for ; Thu, 26 Jun 2014 22:13:30 +0200 (CEST) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from mail-gw2-out.broadcom.com (mail-gw2-out.broadcom.com [216.31.210.63]) by theia.denx.de (Postfix) with ESMTP id 98384A775A for ; Thu, 26 Jun 2014 22:13:26 +0200 (CEST) X-IronPort-AV: E=Sophos;i="5.01,555,1400050800"; d="scan'208";a="36438264" Received: from irvexchcas08.broadcom.com (HELO IRVEXCHCAS08.corp.ad.broadcom.com) ([10.9.208.57]) by mail-gw2-out.broadcom.com with ESMTP; 26 Jun 2014 13:18:59 -0700 Received: from IRVEXCHSMTP3.corp.ad.broadcom.com (10.9.207.53) by IRVEXCHCAS08.corp.ad.broadcom.com (10.9.208.57) with Microsoft SMTP Server (TLS) id 14.3.174.1; Thu, 26 Jun 2014 13:13:25 -0700 Received: from mail-irva-13.broadcom.com (10.10.10.20) by IRVEXCHSMTP3.corp.ad.broadcom.com (10.9.207.53) with Microsoft SMTP Server id 14.3.174.1; Thu, 26 Jun 2014 13:13:25 -0700 Received: from mail.broadcom.com (lbrmn-vmlnx03.ric.broadcom.com [10.136.4.105]) by mail-irva-13.broadcom.com (Postfix) with ESMTP id 444519F9F7; Thu, 26 Jun 2014 13:13:24 -0700 (PDT) From: Steve Rae To: Rob Herring , Sebastian Siewior Date: Thu, 26 Jun 2014 13:13:23 -0700 Message-ID: <1403813604-31685-4-git-send-email-srae@broadcom.com> X-Mailer: git-send-email 1.8.5 In-Reply-To: <1403813604-31685-1-git-send-email-srae@broadcom.com> References: <1403813604-31685-1-git-send-email-srae@broadcom.com> MIME-Version: 1.0 Cc: Marek Vasut , Steve Rae , Pantelis Antoniou , u-boot@lists.denx.de, Tom Rini Subject: [U-Boot] [PATCH v3 3/4] usb/gadget: fastboot: add support for flash command X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.11 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de - implement 'fastboot flash' for eMMC devices Signed-off-by: Steve Rae Reviewed-by: Marek Vasut --- Changes in v3: None Changes in v2: - update README.android-fastboot file README | 10 ++++++++++ doc/README.android-fastboot | 5 +++-- drivers/usb/gadget/f_fastboot.c | 31 +++++++++++++++++++++++++++++++ 3 files changed, 44 insertions(+), 2 deletions(-) diff --git a/README b/README index fe5cacb..984db6d 100644 --- a/README +++ b/README @@ -1623,6 +1623,16 @@ The following options need to be configured: downloads. This buffer should be as large as possible for a platform. Define this to the size available RAM for fastboot. + CONFIG_FASTBOOT_FLASH + The fastboot protocol includes a "flash" command for writing + the downloaded image to a non-volatile storage device. Define + this to enable the "fastboot flash" command. + + CONFIG_FASTBOOT_FLASH_MMC_DEV + The fastboot "flash" command requires addition information + regarding the non-volatile storage device. Define this to + the eMMC device that fastboot should use to store the image. + - Journaling Flash filesystem support: CONFIG_JFFS2_NAND, CONFIG_JFFS2_NAND_OFF, CONFIG_JFFS2_NAND_SIZE, CONFIG_JFFS2_NAND_DEV diff --git a/doc/README.android-fastboot b/doc/README.android-fastboot index f1d128c..430e29c 100644 --- a/doc/README.android-fastboot +++ b/doc/README.android-fastboot @@ -6,8 +6,9 @@ Overview The protocol that is used over USB is described in README.android-fastboot-protocol in same directory. -The current implementation does not yet support the flash and erase -commands. +The current implementation does not yet support the erase command or the +"oem format" command, and there is minimal support for the flash command; +it only supports eMMC devices. Client installation =================== diff --git a/drivers/usb/gadget/f_fastboot.c b/drivers/usb/gadget/f_fastboot.c index 9dd85b6..89c2d3e 100644 --- a/drivers/usb/gadget/f_fastboot.c +++ b/drivers/usb/gadget/f_fastboot.c @@ -19,6 +19,9 @@ #include #include #include +#ifdef CONFIG_FASTBOOT_FLASH_MMC_DEV +#include +#endif #define FASTBOOT_VERSION "0.4" @@ -466,6 +469,28 @@ static void cb_boot(struct usb_ep *ep, struct usb_request *req) fastboot_tx_write_str("OKAY"); } +#ifdef CONFIG_FASTBOOT_FLASH +static void cb_flash(struct usb_ep *ep, struct usb_request *req) +{ + char *cmd = req->buf; + char response[RESPONSE_LEN]; + + strsep(&cmd, ":"); + if (!cmd) { + printf("%s: missing partition name\n", __func__); + fastboot_tx_write_str("FAILmissing partition name"); + return; + } + + strcpy(response, "FAILno flash device defined"); +#ifdef CONFIG_FASTBOOT_FLASH_MMC_DEV + fb_mmc_flash_write(cmd, (void *)CONFIG_USB_FASTBOOT_BUF_ADDR, + download_bytes, response); +#endif + fastboot_tx_write_str(response); +} +#endif + struct cmd_dispatch_info { char *cmd; void (*cb)(struct usb_ep *ep, struct usb_request *req); @@ -485,6 +510,12 @@ static const struct cmd_dispatch_info cmd_dispatch_info[] = { .cmd = "boot", .cb = cb_boot, }, +#ifdef CONFIG_FASTBOOT_FLASH + { + .cmd = "flash", + .cb = cb_flash, + }, +#endif }; static void rx_handler_command(struct usb_ep *ep, struct usb_request *req)