From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from zimbra2.kalray.eu ([92.103.151.219]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jRDRh-0007Hx-Vp for barebox@lists.infradead.org; Wed, 22 Apr 2020 11:21:39 +0000 From: Clement Leger Date: Wed, 22 Apr 2020 13:21:18 +0200 Message-Id: <20200422112119.23181-6-cleger@kalray.eu> In-Reply-To: <20200422112119.23181-1-cleger@kalray.eu> References: <20200422112119.23181-1-cleger@kalray.eu> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 5/6] common: bootm: add support for elf file loading To: Sascha Hauer , barebox@lists.infradead.org Cc: Clement Leger This will allows elf loader to directly have an elf file available. Thus filetype_elf bootm handlers will be able to use this elf file directly. Signed-off-by: Clement Leger --- common/bootm.c | 27 +++++++++++++++++++++++++++ include/bootm.h | 3 +++ 2 files changed, 30 insertions(+) diff --git a/common/bootm.c b/common/bootm.c index 366f31455..015d90f3c 100644 --- a/common/bootm.c +++ b/common/bootm.c @@ -455,6 +455,8 @@ int bootm_get_os_size(struct image_data *data) { int ret; + if (data->elf) + return data->elf->high_addr - data->elf->low_addr; if (data->os) return uimage_get_size(data->os, uimage_part_num(data->os_part)); if (data->os_fit) @@ -502,6 +504,20 @@ static int bootm_open_os_uimage(struct image_data *data) return 0; } +static int bootm_open_elf(struct image_data *data) +{ + + data->elf = elf_open(data->os_file); + if (IS_ERR(data->elf)) + return PTR_ERR(data->elf); + + printf("Entry Point: %08llx\n", data->elf->entry); + + data->os_address = data->elf->entry; + + return 0; +} + static void bootm_print_info(struct image_data *data) { if (data->os_res) @@ -636,6 +652,15 @@ int bootm_boot(struct bootm_data *bootm_data) } } + if (os_type == filetype_elf) { + ret = bootm_open_elf(data); + if (ret) { + printf("Loading ELF image failed with: %s\n", + strerror(-ret)); + goto err_out; + } + } + if (bootm_data->appendroot) { char *rootarg; @@ -705,6 +730,8 @@ err_out: uimage_close(data->initrd); if (data->os) uimage_close(data->os); + if (data->elf) + elf_close(data->elf); if (IS_ENABLED(CONFIG_FITIMAGE) && data->os_fit) fit_close(data->os_fit); if (data->of_root_node && data->of_root_node != of_get_root_node()) diff --git a/include/bootm.h b/include/bootm.h index 7782de7a4..ef5148f31 100644 --- a/include/bootm.h +++ b/include/bootm.h @@ -46,6 +46,9 @@ struct image_data { /* if os is an uImage this will be provided */ struct uimage_handle *os; + /* if os is an elf file this will be provided */ + struct elf_image *elf; + /* if os is a FIT image this will be provided */ struct fit_handle *os_fit; -- 2.17.1 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox