Received: by 2002:a05:6358:45e:b0:b5:b6eb:e1f9 with SMTP id 30csp317269rwe; Wed, 31 Aug 2022 03:27:08 -0700 (PDT) X-Google-Smtp-Source: AA6agR5NQg8n/nC8cRlrVF12tTGRAaPfvkd9Hi8DTsrbI3OmMA3XZiwQD8T/5Cv8EVaZLVK+KVg3 X-Received: by 2002:a63:eb09:0:b0:42c:aef:e36c with SMTP id t9-20020a63eb09000000b0042c0aefe36cmr12112354pgh.80.1661941628653; Wed, 31 Aug 2022 03:27:08 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1661941628; cv=none; d=google.com; s=arc-20160816; b=jkUlsp7DNn8L5EYvG+AY1mNNhtr41XHcc6U3B3WyYPkfUBG7tAFipcyGfdO7tANaHb OVDLoJdFTawNYzhDQyZ3nKfi/0zU0pmJOd8U1FijabokzQseTr4bz9WekKM69fa2ZfEE l8Sj/Kiw9r1LBKB85hjhjde0pVdCKskV1QO9iwYAC8tCk3NhaXsSOx1Ox+DTgBdUr/F2 6HiHR979Q5Lyj1ZGkinW5oUCJ+Y3BVx26Q8kHHhdFhEXt7ZRNWRbm8ALCr4pmkSqUARt 23iZ4TRxyCF4dcnKrCch8Xn53ro4oQMiw4W079QimKV9YEgNMKN+Fkh3PVRXAOHoE1jA K1CA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=BcBWWqmdQgfJfSVF9vG8Y//vigDzjJbtPrXKWxvHbQU=; b=x5qbbG56mDTYaJs70qSh7uuwAlPbYp/7dwqf8SjFPO0irmFow24PHgQ5c2y2NocQkw c19jthYHjZmmCLhs8/jAYhyLgsItCZXenOwWh414BFUa0BaOQszUe5lnB5jDJUDWBEEb j+8gakAh69VeiuJJ68F3IMqI2pKK1s5XV66e331eyluQvLxnlt/6WnIGhoS0QNqoVCfT Kai29LQ91OOdGr0LB3TOqzPvAfHE4CVkxOph0J3W792zUJ8fJ8vTbyKxdb6sHaWnQyRc 7UbMGCupsxSDUezs3puFkOEW/WBxK3/id0NUpnBwrfJlBpiFTCKZD+FwKMKfSvRm7dVi jmJg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id ip2-20020a17090b314200b001fd73f8193csi1466641pjb.10.2022.08.31.03.26.56; Wed, 31 Aug 2022 03:27:08 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229498AbiHaJci (ORCPT + 99 others); Wed, 31 Aug 2022 05:32:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59296 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229437AbiHaJch (ORCPT ); Wed, 31 Aug 2022 05:32:37 -0400 Received: from pegase2.c-s.fr (pegase2.c-s.fr [93.17.235.10]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BD0F3CCE1F for ; Wed, 31 Aug 2022 02:32:34 -0700 (PDT) Received: from localhost (mailhub3.si.c-s.fr [172.26.127.67]) by localhost (Postfix) with ESMTP id 4MHf8v60Vjz9sbx; Wed, 31 Aug 2022 11:32:31 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from pegase2.c-s.fr ([172.26.127.65]) by localhost (pegase2.c-s.fr [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id MdSRiXEzl9bZ; Wed, 31 Aug 2022 11:32:31 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase2.c-s.fr (Postfix) with ESMTP id 4MHf8v5HKTz9sVQ; Wed, 31 Aug 2022 11:32:31 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id A55718B77B; Wed, 31 Aug 2022 11:32:31 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id 2U00swej_vNY; Wed, 31 Aug 2022 11:32:31 +0200 (CEST) Received: from PO20335.IDSI0.si.c-s.fr (unknown [172.25.230.108]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 8AEDB8B766; Wed, 31 Aug 2022 11:32:31 +0200 (CEST) Received: from PO20335.IDSI0.si.c-s.fr (localhost [127.0.0.1]) by PO20335.IDSI0.si.c-s.fr (8.17.1/8.16.1) with ESMTPS id 27V9WMuw1567825 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Wed, 31 Aug 2022 11:32:22 +0200 Received: (from chleroy@localhost) by PO20335.IDSI0.si.c-s.fr (8.17.1/8.17.1/Submit) id 27V9WMIJ1567824; Wed, 31 Aug 2022 11:32:22 +0200 X-Authentication-Warning: PO20335.IDSI0.si.c-s.fr: chleroy set sender to christophe.leroy@csgroup.eu using -f From: Christophe Leroy To: Michael Ellerman , Nicholas Piggin Cc: Christophe Leroy , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH 2/3] powerpc/32: Allow fragmented physical memory Date: Wed, 31 Aug 2022 11:32:08 +0200 Message-Id: X-Mailer: git-send-email 2.37.1 In-Reply-To: <959d77be630b9b46a7458f0fbd41dc3a94ec811a.1661938317.git.christophe.leroy@csgroup.eu> References: <959d77be630b9b46a7458f0fbd41dc3a94ec811a.1661938317.git.christophe.leroy@csgroup.eu> MIME-Version: 1.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1661938326; l=1146; s=20211009; h=from:subject:message-id; bh=prj5etDyCJo1uNWUgN/W5vaoOc8+EtTJjUJOsFMnjIg=; b=zs/iOc7wnOiTzeqnRipZt0f0xbxkrR1hPF9iktKn4V9uaLO3IU0pvPZAUuF9zqP5x2zQ0UH75+50 7I7CqWFMBIoHsHmS6YJ2/exuwyRGg8/Gd8xSMON7wY10q8kuA+FH X-Developer-Key: i=christophe.leroy@csgroup.eu; a=ed25519; pk=HIzTzUj91asvincQGOFx6+ZF5AoUuP9GdOtQChs7Mm0= Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since commit 9e849f231c3c ("powerpc/mm/32s: use generic mmu_mapin_ram() for all blocks.") it is possible to map all blocks as RAM on any PPC32. Remove related restrictions. And remove call to wii_memory_fixups() which doesn't do anything else than checks since commit 160985f3025b ("powerpc/wii: remove wii_mmu_mapin_mem2()") Signed-off-by: Christophe Leroy --- arch/powerpc/mm/init_32.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c index 50de41042c0a..3142d7617412 100644 --- a/arch/powerpc/mm/init_32.c +++ b/arch/powerpc/mm/init_32.c @@ -82,15 +82,6 @@ void __init MMU_init(void) if (ppc_md.progress) ppc_md.progress("MMU:enter", 0x111); - if (memblock.memory.cnt > 1) { -#ifndef CONFIG_WII - memblock_enforce_memory_limit(memblock.memory.regions[0].size); - pr_warn("Only using first contiguous memory region\n"); -#else - wii_memory_fixups(); -#endif - } - total_lowmem = total_memory = memblock_end_of_DRAM() - memstart_addr; lowmem_end_addr = memstart_addr + total_lowmem; -- 2.37.1