From patchwork Fri Sep 5 17:01:16 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Glass X-Patchwork-Id: 242 Return-Path: X-Original-To: u-boot-concept@u-boot.org Delivered-To: u-boot-concept@u-boot.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1757091722; bh=gyFkL/fGaDzT6/Zbv7sV9TW9eZzzrk+b958C4fl2YN4=; h=From:To:Date:In-Reply-To:References:CC:Subject:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=L4jX/qwqLBJkegaVNCxv2TaNP56v84KSO9jjraVvU9nolYy064bC5VPyv1D9G1FRV tm0x3PCxYJjHWODcbj1zCvJtEoOCae+4Jr+YmTTtTw/hfH2xobxMO6krAqH4E+K2o5 +zbLzz6tGvg26q2jciC3fR1Je789PTSLMFPG3rSPTQ7REM/DyEtccn+bRJ1/u/2ln9 UzSMxVIVGw0U+udKK7n3+wuRTEwrP2wB3bqlxfXJZQPtRRYiYxC15Qsa8wsGzXBt/t fYXWXGYDfRswFbh5TSJ1+nXOqjX87SFwrBatmXwy+lyf3N6WO6fuqAeoaBEUC+FW61 TB/OVJqgpVTxw== Received: from localhost (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 937B3679AC for ; Fri, 5 Sep 2025 11:02:02 -0600 (MDT) X-Virus-Scanned: Debian amavis at Received: from mail.u-boot.org ([127.0.0.1]) by localhost (mail.u-boot.org [127.0.0.1]) (amavis, port 10024) with ESMTP id GnXZvyIn6SWN for ; Fri, 5 Sep 2025 11:02:02 -0600 (MDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1757091721; bh=gyFkL/fGaDzT6/Zbv7sV9TW9eZzzrk+b958C4fl2YN4=; h=From:To:Date:In-Reply-To:References:CC:Subject:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=ax3ktGm2jRXiyjVJNr87vHOFMMAW1XLZkxraBowvYuDDnYWOS7fbmAms3RZ0VXQwl 7y+RIK8q0wIKUjIrGVIx0KddoUwa1FXWkm6DI3gfE6rjEOGcrVQ0Z41P5XrKt6AgNt gNTQOYW7FeRdyzf1KPn+mIQBYjxnUwd0IdfS8Rit1UCc7qAGq7orbg4tvmIMy1vQJZ RQx8ff3bhJlnwCmj/eZ4CBuPbT2xvODQ+eo0aoYtAPHUneXmj/FDHm0QIQCr2psjAR xZ67/CKTd0zgZx4iwQrHeMDkd6oHBvwlfX1+t0JNEcUN/LeDxJJK1zEKHQHxYK5SJI heIC60gMtmjFg== Received: from mail.u-boot.org (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 932A1679A6 for ; Fri, 5 Sep 2025 11:02:01 -0600 (MDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1757091719; bh=uKkVr6E8M6gZvX46nUlxAd/fd1CPAVodJgdPEZ6g+QA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gyIJ1I291LgZyG1clPubD8uttLO+VCwWuGFN07UIxXONx7/p4EoABQKizMvgxhK4b DlB9RG7CH4UhcRlIX+MayZhPolIa/5X22wsbZuk6H6UZ0qYPXAQ6fF0iiRvX+s6PPF VIRNokLQ8if64mJanPeejE9vFeeM+VGG83/JartoF2nhPk/Yxj5QXVHYM5SFbQQSfv VNKh4RK2IRx2V/GMoe7UfKM4Pc1+wSNvLT7PnmGJYUzabVUD/q4jiE84gbrY3xXRF0 jlcNO1lJW98/FpEtDRTIHTR1TMPUFfAR4P/KE9LDbVWSqfpI0V+CQtUQ6L6BtTLeFp 2jh3oNO5QzpHQ== Received: from localhost (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 8279B678AA; Fri, 5 Sep 2025 11:01:59 -0600 (MDT) X-Virus-Scanned: Debian amavis at Received: from mail.u-boot.org ([127.0.0.1]) by localhost (mail.u-boot.org [127.0.0.1]) (amavis, port 10026) with ESMTP id U533n8twD9XP; Fri, 5 Sep 2025 11:01:59 -0600 (MDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1757091717; bh=Nz1X26ZUyKoC+i7O0GK4kqtvIS7Sw3Un9I54bfPKMQg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VO0s9LbQSWw8wv3GFGQJI4lm+sYyooMeLWgavQrNdepZibCAOWG973TFcHMd3j21x MPkWA0HnFijQBgUGDFa9B/NYDXK+luBGfUNCx/9FKoQZ7eYCVUq+P8lO/4uw45okNk RTfNNW16wSPHUlIbgqmAytBkMifUt7JnRbW6WRsL6KXLKZ2coBkC0BtNWn04zSWo8w 4zCZ/U7z6FzIJb4u3NEwDtyYu0XJI5F/kQizx8yELOycfmYHlYboGz7AIWjFUFtVAq GtVlIBiDeB6tahb0/RjdPxr2dG0NzHq4F+O+zMu9QyjcqFgriak4l/A5SFB5ZogLbw Q3vBEeyWIfuRg== Received: from u-boot.org (unknown [73.34.74.121]) by mail.u-boot.org (Postfix) with ESMTPSA id B0313678E6; Fri, 5 Sep 2025 11:01:57 -0600 (MDT) From: Simon Glass To: U-Boot Concept Date: Fri, 5 Sep 2025 11:01:16 -0600 Message-ID: <20250905170132.182249-6-sjg@u-boot.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250905170132.182249-1-sjg@u-boot.org> References: <20250905170132.182249-1-sjg@u-boot.org> MIME-Version: 1.0 Message-ID-Hash: KMYB7AU3GUIUVCR6S4YNSYJBHMZJ75TH X-Message-ID-Hash: KMYB7AU3GUIUVCR6S4YNSYJBHMZJ75TH X-MailFrom: sjg@u-boot.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: Simon Glass X-Mailman-Version: 3.3.10 Precedence: list Subject: [Concept] [PATCH 05/15] ulib: Disable the main loop List-Id: Discussion and patches related to U-Boot Concept Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Simon Glass The application wants control once the U-Boot library is ready, so skip the main loop and just return. Signed-off-by: Simon Glass --- common/board_r.c | 8 ++++++++ include/init.h | 4 ++++ 2 files changed, 12 insertions(+) diff --git a/common/board_r.c b/common/board_r.c index a19c3138962..d38c2304e87 100644 --- a/common/board_r.c +++ b/common/board_r.c @@ -539,6 +539,9 @@ static int dm_announce(void) static int run_main_loop(void) { + if (gd_ulib()) + return 0; + #ifdef CONFIG_SANDBOX sandbox_main_loop_init(); #endif @@ -768,6 +771,11 @@ void board_init_r(gd_t *new_gd, ulong dest_addr) initcall_run_r(); +#ifdef CONFIG_ULIB + if (gd_ulib()) + return; +#endif + /* NOTREACHED - run_main_loop() does not return */ hang(); } diff --git a/include/init.h b/include/init.h index 2c37cef5fc0..e4b07ea48a0 100644 --- a/include/init.h +++ b/include/init.h @@ -277,8 +277,12 @@ struct global_data; void arch_setup_gd(struct global_data *gd_ptr); /* common/board_r.c */ +#ifdef CONFIG_ULIB +void board_init_r(struct global_data *id, ulong dest_addr); +#else void board_init_r(struct global_data *id, ulong dest_addr) __attribute__ ((noreturn)); +#endif int cpu_init_r(void); int mac_read_from_eeprom(void);