From patchwork Wed Jun 20 10:40:04 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rajeshwari Shinde X-Patchwork-Id: 9471 Return-Path: X-Original-To: patchwork@peony.canonical.com Delivered-To: patchwork@peony.canonical.com Received: from fiordland.canonical.com (fiordland.canonical.com [91.189.94.145]) by peony.canonical.com (Postfix) with ESMTP id CBA6F23F2A for ; Wed, 20 Jun 2012 10:36:14 +0000 (UTC) Received: from mail-yw0-f52.google.com (mail-yw0-f52.google.com [209.85.213.52]) by fiordland.canonical.com (Postfix) with ESMTP id 842E3A182E1 for ; Wed, 20 Jun 2012 10:36:14 +0000 (UTC) Received: by yhpp61 with SMTP id p61so6076756yhp.11 for ; Wed, 20 Jun 2012 03:36:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=x-forwarded-to:x-forwarded-for:delivered-to:received-spf:x-auditid :from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references :x-brightmail-tracker:x-tm-as-mml:x-gm-message-state; bh=IwZQmj+SlA3Yi6At/1nBpTKKU4BQhuGw6R8kfr47yq8=; b=CKUBv0ZsfEfZ03PAlUo4wAaNRlDMcfzNzA0KbLr6A7jt3LEQR4bQ2R6XWdHuluzC5o sUmsGLehP+fTY0jZqRFH+WqezkvjJ2PRU40W9gXwhPkFYOfh6YYbAYIDh7tODdN7l2MF Yp297NTXooGKehjJK62rWMsJ0fSDhUL7yfH2ub/EbObBsnVjGS/BXCd7KwBqNhFoMPYH SZihwptB9aIWH/FXdbqo74Ft+5NJm4tpKqZTxehkvg+LAhn3I/+Xyg9EodjN3vXrs/co u1/WOYudUiF0/D7DklJS8WSJtl2/cIvbQkiJttPTmNsY1J2hLUj6qKKBc/fXz+PxLdEN 68HA== Received: by 10.50.193.196 with SMTP id hq4mr3939500igc.57.1340188573775; Wed, 20 Jun 2012 03:36:13 -0700 (PDT) X-Forwarded-To: linaro-patchwork@canonical.com X-Forwarded-For: patch@linaro.org linaro-patchwork@canonical.com Delivered-To: patches@linaro.org Received: by 10.231.24.148 with SMTP id v20csp172722ibb; Wed, 20 Jun 2012 03:36:13 -0700 (PDT) Received: by 10.68.228.136 with SMTP id si8mr74834335pbc.159.1340188572959; Wed, 20 Jun 2012 03:36:12 -0700 (PDT) Received: from mailout3.samsung.com (mailout3.samsung.com. [203.254.224.33]) by mx.google.com with ESMTP id ic5si34002367pbc.117.2012.06.20.03.36.12; Wed, 20 Jun 2012 03:36:12 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of rajeshwari.s@samsung.com designates 203.254.224.33 as permitted sender) client-ip=203.254.224.33; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of rajeshwari.s@samsung.com designates 203.254.224.33 as permitted sender) smtp.mail=rajeshwari.s@samsung.com Received: from epcpsbgm1.samsung.com (mailout3.samsung.com [203.254.224.33]) by mailout3.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0M5W00C7FW4BEW50@mailout3.samsung.com>; Wed, 20 Jun 2012 19:36:11 +0900 (KST) X-AuditID: cbfee61a-b7f9f6d0000016a8-a6-4fe1a79b0468 Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm1.samsung.com (EPCPMTA) with SMTP id 9F.C7.05800.B97A1EF4; Wed, 20 Jun 2012 19:36:11 +0900 (KST) Received: from rajeshwari-linux.sisodomain.com ([107.108.215.115]) by mmp1.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0M5W00HP6W2XTK70@mmp1.samsung.com>; Wed, 20 Jun 2012 19:36:11 +0900 (KST) From: Rajeshwari Shinde To: u-boot@lists.denx.de Cc: patches@linaro.org, alim.akhtar@samsung.com, sjg@chromium.org, mk7.kang@samsung.com, chander.kashyap@linaro.org, dofmind@gmail.com, banajit.g@samsung.com Subject: [PATCH 3/9] SMDK5250: Add smdk5250-uboot-spl.lds Date: Wed, 20 Jun 2012 16:10:04 +0530 Message-id: <1340188810-18871-4-git-send-email-rajeshwari.s@samsung.com> X-Mailer: git-send-email 1.7.4.4 In-reply-to: <1340188810-18871-1-git-send-email-rajeshwari.s@samsung.com> References: <1340188810-18871-1-git-send-email-rajeshwari.s@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrJJMWRmVeSWpSXmKPExsVy+t9jAd3Zyx/6G3zfp2bxcP1NFosph7+w ODB53Lm2hy2AMYrLJiU1J7MstUjfLoEr4+i0pSwFjyQr+u/vZ2tg/C3SxcjJISFgIvHuaj8L hC0mceHeerYuRi4OIYFFjBKXf6xhgnAmMkkcPjKVFaSKTcBIYuvJaYwgtoiAhMSv/quMIEXM AgsZJSbMvMkMkhAWsJTou/WUHcRmEVCV+Ll+FRuIzSvgIfHz/Xl2iHUKEsemfgUbyingKTHt zC6wM4SAap6fv8Q+gZF3ASPDKkbR1ILkguKk9FxDveLE3OLSvHS95PzcTYzgAHgmtYNxZYPF IUYBDkYlHl6e2Q/9hVgTy4orcw8xSnAwK4nwlncAhXhTEiurUovy44tKc1KLDzFKc7AoifM2 WV/wFxJITyxJzU5NLUgtgskycXBKNTDaRhrwXu/Oui/2Ky3FWyzDq5YpbP15s1tmy0WWZPb7 /ZfRO9kbNz3qpZNaVxTn1H6b/EtFed82aPrmVU2vPray2td/ssHm3PdsKeW1N3bPf3r91p97 nJqCP+UM5MMW6AqE9NvFZ3kxbGxfb848yflr1ATJ8LC/Vou/bW1cx6axfNvjVWGBk5RYijMS DbWYi4oTAQnH3fX8AQAA X-TM-AS-MML: No X-Gm-Message-State: ALoCoQmvodZtwKCHcH9RUIwuDwrrrOIIUv5NoDsUImG6ziesH3NnUnY3LSTC/lXPKf/a61UfCA/8 Default spl/u-boot-spl.lds created by spl/Makefile resolves the spl text load addr to 0x0. As 0x0 belongs to iROM addr so Global variables can not be used. Adding specific smdk5250-uboot-spl.lds makes possible to use Global Variables in spl. Signed-off-by: Alim Akhtar Signed-off-by: Rajeshwari Shinde --- board/samsung/smdk5250/smdk5250-uboot-spl.lds | 66 +++++++++++++++++++++++++ include/configs/smdk5250.h | 5 ++ 2 files changed, 71 insertions(+), 0 deletions(-) create mode 100644 board/samsung/smdk5250/smdk5250-uboot-spl.lds diff --git a/board/samsung/smdk5250/smdk5250-uboot-spl.lds b/board/samsung/smdk5250/smdk5250-uboot-spl.lds new file mode 100644 index 0000000..d78dd77 --- /dev/null +++ b/board/samsung/smdk5250/smdk5250-uboot-spl.lds @@ -0,0 +1,66 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, + * + * Copyright (C) 2012 Samsung Electronics + * + * Based on arch/arm/cpu/armv7/omap-common/u-boot-spl.lds + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE, \ + LENGTH = CONFIG_SPL_MAX_SIZE } + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) + +SECTIONS +{ + .text : + { + __start = .; + arch/arm/cpu/armv7/start.o (.text) + *(.text*) + } >.sram + . = ALIGN(4); + + .rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram + . = ALIGN(4); + + .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram + . = ALIGN(4); + + /* Align .machine_param on 256 byte boundary for easier searching */ + .machine_param ALIGN(0x100) : { *(.machine_param) } >.sram + . = ALIGN(4); + + __image_copy_end = .; + _end = .; + + .bss : + { + . = ALIGN(4); + __bss_start = .; + *(.bss*) + . = ALIGN(4); + __bss_end__ = .; + } >.sram +} diff --git a/include/configs/smdk5250.h b/include/configs/smdk5250.h index 9659f9e..405abd5 100644 --- a/include/configs/smdk5250.h +++ b/include/configs/smdk5250.h @@ -105,6 +105,11 @@ #define CONFIG_SPL #define COPY_BL2_FNPTR_ADDR 0x02020030 +/* specific .lds file */ +#define CONFIG_SPL_LDSCRIPT "board/samsung/smdk5250/smdk5250-uboot-spl.lds" +#define CONFIG_SPL_TEXT_BASE 0x02023400 +#define CONFIG_SPL_MAX_SIZE (14 * 1024) + #define CONFIG_BOOTCOMMAND "mmc read 40007000 451 2000; bootm 40007000" /* Miscellaneous configurable options */