From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Tue, 19 Jun 2012 08:56:47 +0200 (CEST) Received: from mail-pz0-f49.google.com ([209.85.210.49]:32870 "EHLO mail-pz0-f49.google.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S1903562Ab2FSG4a (ORCPT ); Tue, 19 Jun 2012 08:56:30 +0200 Received: by mail-pz0-f49.google.com with SMTP id m1so8374371dad.36 for ; Mon, 18 Jun 2012 23:56:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=Xa9WmIx0yEm29tik+f6ik3moJtIwKPSK90ZfY2ZbZJg=; b=U6bEB8SCXsoCbZQWm6bLZvFxjNTsfZNCJfgxEjpw+YMe3dMu4r6o4i6NuFwpn24dth /yI/hwy+/mxMOB4u7rYQxHim37NVNmhzdfkstoUHZOf5YYAnQH/UurLwiCYps6oxyQd5 pVHQsgQAESWOKrO7LWzXgR4DdKRjLvi3/MTs4+OYkiBkNFrfR9HA98lNxc/TCO78NLKj CejTghYGeIfwgZvMZqfjBulxYSWN0fvaExeXKDMDboWDwJM/XggzH7/h0g/HC/0tTt8n vAYJbv5mT8mmi5PXovZH6S/AUwi9k1sVFM3Hd4DXXvKduz8Ro940/OwcTRxnmKuzISuG zy0A== Received: by 10.68.222.9 with SMTP id qi9mr60614188pbc.164.1340088989675; Mon, 18 Jun 2012 23:56:29 -0700 (PDT) Received: from localhost.localdomain ([222.92.8.142]) by mx.google.com with ESMTPS id gk3sm20156319pbc.1.2012.06.18.23.56.23 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 18 Jun 2012 23:56:28 -0700 (PDT) From: Huacai Chen To: Ralf Baechle Cc: linux-mips@linux-mips.org, Fuxin Zhang , Zhangjin Wu , Huacai Chen , Hongliang Tao , Hua Yan Subject: [PATCH V2 10/16] MIPS: Loongson: Add Loongson-3 Kconfig options. Date: Tue, 19 Jun 2012 14:50:18 +0800 Message-Id: <1340088624-25550-11-git-send-email-chenhc@lemote.com> X-Mailer: git-send-email 1.7.7.3 In-Reply-To: <1340088624-25550-1-git-send-email-chenhc@lemote.com> References: <1340088624-25550-1-git-send-email-chenhc@lemote.com> X-archive-position: 33700 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: chenhuacai@gmail.com Precedence: bulk List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: linux-mips X-List-ID: linux-mips List-subscribe: List-owner: List-post: List-archive: X-list: linux-mips Return-Path: Added Kconfig options include: Loongson-3 CPU and machine definition, UEFI-like firmware interface, HT-linked PCI, and big memory support. Signed-off-by: Huacai Chen Signed-off-by: Hongliang Tao Signed-off-by: Hua Yan --- arch/mips/Kconfig | 22 ++++++++++++++++++ arch/mips/loongson/Kconfig | 52 ++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 74 insertions(+), 0 deletions(-) diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index c179461..da2b1e5 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1544,6 +1544,16 @@ config CPU_LOONGSON2 select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM +config CPU_LOONGSON3 + bool "Loongson 3 CPU" + depends on SYS_HAS_CPU_LOONGSON3 + select CPU_SUPPORTS_32BIT_KERNEL + select CPU_SUPPORTS_64BIT_KERNEL + select CPU_SUPPORTS_HIGHMEM + help + The Loongson 3 processor implements the MIPS III instruction set + with many extensions. + config CPU_BMIPS bool select CPU_MIPS32 @@ -1562,6 +1572,9 @@ config SYS_HAS_CPU_LOONGSON2F select CPU_SUPPORTS_ADDRWINCFG if 64BIT select CPU_SUPPORTS_UNCACHED_ACCELERATED +config SYS_HAS_CPU_LOONGSON3 + bool + config SYS_HAS_CPU_MIPS32_R1 bool @@ -2361,6 +2374,15 @@ config PCI your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, say Y, otherwise N. +config HT_PCI + bool "Support for HT-linked PCI" + select PCI_DOMAINS + help + Loongson family machines use Hyper-Transport bus for inter-core + connection and device connection. The PCI bus is a subordinate + linked at HT. Choose Y unless you are using Loongson 2E/2F based + machines. + config PCI_DOMAINS bool diff --git a/arch/mips/loongson/Kconfig b/arch/mips/loongson/Kconfig index aca93ee..9a591ae 100644 --- a/arch/mips/loongson/Kconfig +++ b/arch/mips/loongson/Kconfig @@ -58,6 +58,33 @@ config LEMOTE_MACH2F These family machines include fuloong2f mini PC, yeeloong2f notebook, LingLoong allinone PC and so forth. + +config LEMOTE_MACH3A + bool "Lemote Loongson 3A family machines" + select ARCH_SPARSEMEM_ENABLE + select GENERIC_ISA_DMA_SUPPORT_BROKEN + select GENERIC_HARDIRQS_NO__DO_IRQ + select BOOT_ELF32 + select BOARD_SCACHE + select CSRC_R4K + select CEVT_R4K + select CPU_HAS_WB + select HW_HAS_PCI + select ISA + select I8259 + select IRQ_CPU + select SYS_HAS_CPU_LOONGSON3 + select SYS_HAS_EARLY_PRINTK + select SYS_SUPPORTS_SMP + select SYS_SUPPORTS_32BIT_KERNEL + select SYS_SUPPORTS_64BIT_KERNEL + select SYS_SUPPORTS_HIGHMEM + select SYS_SUPPORTS_LITTLE_ENDIAN + select LOONGSON_MC146818 + select UEFI_FIRMWARE_INTERFACE + help + Lemote Loongson 3A family machines utilize the 3A revision of + Loongson processor and RS780/SBX00 chipset. endchoice config CS5536 @@ -85,8 +112,33 @@ config LOONGSON_UART_BASE default y depends on EARLY_PRINTK || SERIAL_8250 +config LOONGSON_BIGMEM + bool "Soft IOMMU Support for Big Memory (>4GB)" + depends on CPU_LOONGSON3 + select SWIOTLB + select ZONE_DMA32 + +config IOMMU_HELPER + bool + +config NEED_SG_DMA_LENGTH + bool + +config SWIOTLB + bool + select IOMMU_HELPER + select NEED_SG_DMA_LENGTH + select NEED_DMA_MAP_STATE + config LOONGSON_MC146818 bool default n +config ARCH_SPARSEMEM_ENABLE + bool + select SPARSEMEM_STATIC + +config UEFI_FIRMWARE_INTERFACE + bool + endif # MACH_LOONGSON -- 1.7.7.3