From owner-svn-src-all@freebsd.org Thu Dec 3 11:24:13 2015 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0C196A3FA8F; Thu, 3 Dec 2015 11:24:13 +0000 (UTC) (envelope-from andrew@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id BE45C15B0; Thu, 3 Dec 2015 11:24:12 +0000 (UTC) (envelope-from andrew@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id tB3BOBMh070025; Thu, 3 Dec 2015 11:24:11 GMT (envelope-from andrew@FreeBSD.org) Received: (from andrew@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id tB3BOBRu070023; Thu, 3 Dec 2015 11:24:11 GMT (envelope-from andrew@FreeBSD.org) Message-Id: <201512031124.tB3BOBRu070023@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: andrew set sender to andrew@FreeBSD.org using -f From: Andrew Turner Date: Thu, 3 Dec 2015 11:24:11 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r291689 - in head/sys: conf dev/ahci X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Dec 2015 11:24:13 -0000 Author: andrew Date: Thu Dec 3 11:24:11 2015 New Revision: 291689 URL: https://svnweb.freebsd.org/changeset/base/291689 Log: Add support for a generic AHCI attachment. This allows us to attach to a typically memory mapped bus, for example on the AMD Opteron A1100 the AHCI device is mapped in the CPUs address space, and not through a PCI controller. Further work is needed for this to work with ACPI as this is expected to be common on ARMv8 servers. Reviewed by: mav, mmel Obtained from: mmel, ABT Systems Ltd Relnotes: yes Sponsored by: SoftIron Inc Differential Revision: https://reviews.freebsd.org/D4269 Added: head/sys/dev/ahci/ahci_generic.c - copied, changed from r291244, head/sys/dev/ahci/ahci_pci.c Modified: head/sys/conf/files.arm64 Modified: head/sys/conf/files.arm64 ============================================================================== --- head/sys/conf/files.arm64 Thu Dec 3 11:14:14 2015 (r291688) +++ head/sys/conf/files.arm64 Thu Dec 3 11:24:11 2015 (r291689) @@ -57,6 +57,7 @@ arm64/cloudabi64/cloudabi64_sysvec.c opt crypto/blowfish/bf_enc.c optional crypto | ipsec crypto/des/des_enc.c optional crypto | ipsec | netsmb dev/acpica/acpi_if.m optional acpi +dev/ahci/ahci_generic.c optional ahci fdt dev/fdt/fdt_arm64.c optional fdt dev/hwpmc/hwpmc_arm64.c optional hwpmc dev/hwpmc/hwpmc_arm64_md.c optional hwpmc Copied and modified: head/sys/dev/ahci/ahci_generic.c (from r291244, head/sys/dev/ahci/ahci_pci.c) ============================================================================== --- head/sys/dev/ahci/ahci_pci.c Tue Nov 24 09:45:36 2015 (r291244, copy source) +++ head/sys/dev/ahci/ahci_generic.c Thu Dec 3 11:24:11 2015 (r291689) @@ -37,559 +37,83 @@ __FBSDID("$FreeBSD$"); #include #include #include -#include -#include -#include #include -#include -#include -#include "ahci.h" - -static int force_ahci = 1; -TUNABLE_INT("hw.ahci.force", &force_ahci); - -static const struct { - uint32_t id; - uint8_t rev; - const char *name; - int quirks; -} ahci_ids[] = { - {0x43801002, 0x00, "AMD SB600", - AHCI_Q_NOMSI | AHCI_Q_ATI_PMP_BUG | AHCI_Q_MAXIO_64K}, - {0x43901002, 0x00, "AMD SB7x0/SB8x0/SB9x0", - AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, - {0x43911002, 0x00, "AMD SB7x0/SB8x0/SB9x0", - AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, - {0x43921002, 0x00, "AMD SB7x0/SB8x0/SB9x0", - AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, - {0x43931002, 0x00, "AMD SB7x0/SB8x0/SB9x0", - AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, - {0x43941002, 0x00, "AMD SB7x0/SB8x0/SB9x0", - AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, - /* Not sure SB8x0/SB9x0 needs this quirk. Be conservative though */ - {0x43951002, 0x00, "AMD SB8x0/SB9x0", AHCI_Q_ATI_PMP_BUG}, - {0x78001022, 0x00, "AMD Hudson-2", 0}, - {0x78011022, 0x00, "AMD Hudson-2", 0}, - {0x78021022, 0x00, "AMD Hudson-2", 0}, - {0x78031022, 0x00, "AMD Hudson-2", 0}, - {0x78041022, 0x00, "AMD Hudson-2", 0}, - {0x06111b21, 0x00, "ASMedia ASM2106", 0}, - {0x06121b21, 0x00, "ASMedia ASM1061", 0}, - {0x26528086, 0x00, "Intel ICH6", AHCI_Q_NOFORCE}, - {0x26538086, 0x00, "Intel ICH6M", AHCI_Q_NOFORCE}, - {0x26818086, 0x00, "Intel ESB2", 0}, - {0x26828086, 0x00, "Intel ESB2", 0}, - {0x26838086, 0x00, "Intel ESB2", 0}, - {0x27c18086, 0x00, "Intel ICH7", 0}, - {0x27c38086, 0x00, "Intel ICH7", 0}, - {0x27c58086, 0x00, "Intel ICH7M", 0}, - {0x27c68086, 0x00, "Intel ICH7M", 0}, - {0x28218086, 0x00, "Intel ICH8", 0}, - {0x28228086, 0x00, "Intel ICH8", 0}, - {0x28248086, 0x00, "Intel ICH8", 0}, - {0x28298086, 0x00, "Intel ICH8M", 0}, - {0x282a8086, 0x00, "Intel ICH8M", 0}, - {0x29228086, 0x00, "Intel ICH9", 0}, - {0x29238086, 0x00, "Intel ICH9", 0}, - {0x29248086, 0x00, "Intel ICH9", 0}, - {0x29258086, 0x00, "Intel ICH9", 0}, - {0x29278086, 0x00, "Intel ICH9", 0}, - {0x29298086, 0x00, "Intel ICH9M", 0}, - {0x292a8086, 0x00, "Intel ICH9M", 0}, - {0x292b8086, 0x00, "Intel ICH9M", 0}, - {0x292c8086, 0x00, "Intel ICH9M", 0}, - {0x292f8086, 0x00, "Intel ICH9M", 0}, - {0x294d8086, 0x00, "Intel ICH9", 0}, - {0x294e8086, 0x00, "Intel ICH9M", 0}, - {0x3a058086, 0x00, "Intel ICH10", 0}, - {0x3a228086, 0x00, "Intel ICH10", 0}, - {0x3a258086, 0x00, "Intel ICH10", 0}, - {0x3b228086, 0x00, "Intel 5 Series/3400 Series", 0}, - {0x3b238086, 0x00, "Intel 5 Series/3400 Series", 0}, - {0x3b258086, 0x00, "Intel 5 Series/3400 Series", 0}, - {0x3b298086, 0x00, "Intel 5 Series/3400 Series", 0}, - {0x3b2c8086, 0x00, "Intel 5 Series/3400 Series", 0}, - {0x3b2f8086, 0x00, "Intel 5 Series/3400 Series", 0}, - {0x1c028086, 0x00, "Intel Cougar Point", 0}, - {0x1c038086, 0x00, "Intel Cougar Point", 0}, - {0x1c048086, 0x00, "Intel Cougar Point", 0}, - {0x1c058086, 0x00, "Intel Cougar Point", 0}, - {0x1d028086, 0x00, "Intel Patsburg", 0}, - {0x1d048086, 0x00, "Intel Patsburg", 0}, - {0x1d068086, 0x00, "Intel Patsburg", 0}, - {0x28268086, 0x00, "Intel Patsburg (RAID)", 0}, - {0x1e028086, 0x00, "Intel Panther Point", 0}, - {0x1e038086, 0x00, "Intel Panther Point", 0}, - {0x1e048086, 0x00, "Intel Panther Point (RAID)", 0}, - {0x1e058086, 0x00, "Intel Panther Point (RAID)", 0}, - {0x1e068086, 0x00, "Intel Panther Point (RAID)", 0}, - {0x1e078086, 0x00, "Intel Panther Point (RAID)", 0}, - {0x1e0e8086, 0x00, "Intel Panther Point (RAID)", 0}, - {0x1e0f8086, 0x00, "Intel Panther Point (RAID)", 0}, - {0x1f228086, 0x00, "Intel Avoton", 0}, - {0x1f238086, 0x00, "Intel Avoton", 0}, - {0x1f248086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f258086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f268086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f278086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f2e8086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f2f8086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f328086, 0x00, "Intel Avoton", 0}, - {0x1f338086, 0x00, "Intel Avoton", 0}, - {0x1f348086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f358086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f368086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f378086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f3e8086, 0x00, "Intel Avoton (RAID)", 0}, - {0x1f3f8086, 0x00, "Intel Avoton (RAID)", 0}, - {0x23a38086, 0x00, "Intel Coleto Creek", 0}, - {0x28238086, 0x00, "Intel Wellsburg (RAID)", 0}, - {0x28278086, 0x00, "Intel Wellsburg (RAID)", 0}, - {0x8c028086, 0x00, "Intel Lynx Point", 0}, - {0x8c038086, 0x00, "Intel Lynx Point", 0}, - {0x8c048086, 0x00, "Intel Lynx Point (RAID)", 0}, - {0x8c058086, 0x00, "Intel Lynx Point (RAID)", 0}, - {0x8c068086, 0x00, "Intel Lynx Point (RAID)", 0}, - {0x8c078086, 0x00, "Intel Lynx Point (RAID)", 0}, - {0x8c0e8086, 0x00, "Intel Lynx Point (RAID)", 0}, - {0x8c0f8086, 0x00, "Intel Lynx Point (RAID)", 0}, - {0x8c828086, 0x00, "Intel Wildcat Point", 0}, - {0x8c838086, 0x00, "Intel Wildcat Point", 0}, - {0x8c848086, 0x00, "Intel Wildcat Point (RAID)", 0}, - {0x8c858086, 0x00, "Intel Wildcat Point (RAID)", 0}, - {0x8c868086, 0x00, "Intel Wildcat Point (RAID)", 0}, - {0x8c878086, 0x00, "Intel Wildcat Point (RAID)", 0}, - {0x8c8e8086, 0x00, "Intel Wildcat Point (RAID)", 0}, - {0x8c8f8086, 0x00, "Intel Wildcat Point (RAID)", 0}, - {0x8d028086, 0x00, "Intel Wellsburg", 0}, - {0x8d048086, 0x00, "Intel Wellsburg (RAID)", 0}, - {0x8d068086, 0x00, "Intel Wellsburg (RAID)", 0}, - {0x8d628086, 0x00, "Intel Wellsburg", 0}, - {0x8d648086, 0x00, "Intel Wellsburg (RAID)", 0}, - {0x8d668086, 0x00, "Intel Wellsburg (RAID)", 0}, - {0x8d6e8086, 0x00, "Intel Wellsburg (RAID)", 0}, - {0x9c028086, 0x00, "Intel Lynx Point-LP", 0}, - {0x9c038086, 0x00, "Intel Lynx Point-LP", 0}, - {0x9c048086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, - {0x9c058086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, - {0x9c068086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, - {0x9c078086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, - {0x9c0e8086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, - {0x9c0f8086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, - {0x23238086, 0x00, "Intel DH89xxCC", 0}, - {0x2360197b, 0x00, "JMicron JMB360", 0}, - {0x2361197b, 0x00, "JMicron JMB361", AHCI_Q_NOFORCE}, - {0x2362197b, 0x00, "JMicron JMB362", 0}, - {0x2363197b, 0x00, "JMicron JMB363", AHCI_Q_NOFORCE}, - {0x2365197b, 0x00, "JMicron JMB365", AHCI_Q_NOFORCE}, - {0x2366197b, 0x00, "JMicron JMB366", AHCI_Q_NOFORCE}, - {0x2368197b, 0x00, "JMicron JMB368", AHCI_Q_NOFORCE}, - {0x611111ab, 0x00, "Marvell 88SE6111", AHCI_Q_NOFORCE | AHCI_Q_NOPMP | - AHCI_Q_1CH | AHCI_Q_EDGEIS}, - {0x612111ab, 0x00, "Marvell 88SE6121", AHCI_Q_NOFORCE | AHCI_Q_NOPMP | - AHCI_Q_2CH | AHCI_Q_EDGEIS | AHCI_Q_NONCQ | AHCI_Q_NOCOUNT}, - {0x614111ab, 0x00, "Marvell 88SE6141", AHCI_Q_NOFORCE | AHCI_Q_NOPMP | - AHCI_Q_4CH | AHCI_Q_EDGEIS | AHCI_Q_NONCQ | AHCI_Q_NOCOUNT}, - {0x614511ab, 0x00, "Marvell 88SE6145", AHCI_Q_NOFORCE | AHCI_Q_NOPMP | - AHCI_Q_4CH | AHCI_Q_EDGEIS | AHCI_Q_NONCQ | AHCI_Q_NOCOUNT}, - {0x91201b4b, 0x00, "Marvell 88SE912x", AHCI_Q_EDGEIS}, - {0x91231b4b, 0x11, "Marvell 88SE912x", AHCI_Q_ALTSIG}, - {0x91231b4b, 0x00, "Marvell 88SE912x", AHCI_Q_EDGEIS|AHCI_Q_SATA2}, - {0x91251b4b, 0x00, "Marvell 88SE9125", 0}, - {0x91281b4b, 0x00, "Marvell 88SE9128", AHCI_Q_ALTSIG}, - {0x91301b4b, 0x00, "Marvell 88SE9130", AHCI_Q_ALTSIG}, - {0x91721b4b, 0x00, "Marvell 88SE9172", 0}, - {0x91821b4b, 0x00, "Marvell 88SE9182", 0}, - {0x91831b4b, 0x00, "Marvell 88SS9183", 0}, - {0x91a01b4b, 0x00, "Marvell 88SE91Ax", 0}, - {0x92151b4b, 0x00, "Marvell 88SE9215", 0}, - {0x92201b4b, 0x00, "Marvell 88SE9220", AHCI_Q_ALTSIG}, - {0x92301b4b, 0x00, "Marvell 88SE9230", AHCI_Q_ALTSIG}, - {0x92351b4b, 0x00, "Marvell 88SE9235", 0}, - {0x06201103, 0x00, "HighPoint RocketRAID 620", 0}, - {0x06201b4b, 0x00, "HighPoint RocketRAID 620", 0}, - {0x06221103, 0x00, "HighPoint RocketRAID 622", 0}, - {0x06221b4b, 0x00, "HighPoint RocketRAID 622", 0}, - {0x06401103, 0x00, "HighPoint RocketRAID 640", 0}, - {0x06401b4b, 0x00, "HighPoint RocketRAID 640", 0}, - {0x06441103, 0x00, "HighPoint RocketRAID 644", 0}, - {0x06441b4b, 0x00, "HighPoint RocketRAID 644", 0}, - {0x06411103, 0x00, "HighPoint RocketRAID 640L", 0}, - {0x06421103, 0x00, "HighPoint RocketRAID 642L", 0}, - {0x06451103, 0x00, "HighPoint RocketRAID 644L", 0}, - {0x044c10de, 0x00, "NVIDIA MCP65", AHCI_Q_NOAA}, - {0x044d10de, 0x00, "NVIDIA MCP65", AHCI_Q_NOAA}, - {0x044e10de, 0x00, "NVIDIA MCP65", AHCI_Q_NOAA}, - {0x044f10de, 0x00, "NVIDIA MCP65", AHCI_Q_NOAA}, - {0x045c10de, 0x00, "NVIDIA MCP65", AHCI_Q_NOAA}, - {0x045d10de, 0x00, "NVIDIA MCP65", AHCI_Q_NOAA}, - {0x045e10de, 0x00, "NVIDIA MCP65", AHCI_Q_NOAA}, - {0x045f10de, 0x00, "NVIDIA MCP65", AHCI_Q_NOAA}, - {0x055010de, 0x00, "NVIDIA MCP67", AHCI_Q_NOAA}, - {0x055110de, 0x00, "NVIDIA MCP67", AHCI_Q_NOAA}, - {0x055210de, 0x00, "NVIDIA MCP67", AHCI_Q_NOAA}, - {0x055310de, 0x00, "NVIDIA MCP67", AHCI_Q_NOAA}, - {0x055410de, 0x00, "NVIDIA MCP67", AHCI_Q_NOAA}, - {0x055510de, 0x00, "NVIDIA MCP67", AHCI_Q_NOAA}, - {0x055610de, 0x00, "NVIDIA MCP67", AHCI_Q_NOAA}, - {0x055710de, 0x00, "NVIDIA MCP67", AHCI_Q_NOAA}, - {0x055810de, 0x00, "NVIDIA MCP67", AHCI_Q_NOAA}, - 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{0x0d8410de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8510de, 0x00, "NVIDIA MCP89", AHCI_Q_NOFORCE|AHCI_Q_NOAA}, - {0x0d8610de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8710de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8810de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8910de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8a10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8b10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8c10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8d10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8e10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x0d8f10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x3781105a, 0x00, "Promise TX8660", 0}, - {0x33491106, 0x00, "VIA VT8251", AHCI_Q_NOPMP|AHCI_Q_NONCQ}, - {0x62871106, 0x00, "VIA VT8251", AHCI_Q_NOPMP|AHCI_Q_NONCQ}, - {0x11841039, 0x00, "SiS 966", 0}, - {0x11851039, 0x00, "SiS 968", 0}, - {0x01861039, 0x00, "SiS 968", 0}, - {0xa01c177d, 0x00, "ThunderX", AHCI_Q_ABAR0|AHCI_Q_1MSI}, - {0x00311c36, 0x00, "Annapurna", AHCI_Q_FORCE_PI|AHCI_Q_RESTORE_CAP}, - {0x00000000, 0x00, NULL, 0} + +#include +#include + +#include + +#include +#include + +static struct ofw_compat_data compat_data[] = { + {"generic-ahci", 1}, + {"snps,dwc-ahci", 1}, + {NULL, 0} }; static int -ahci_pci_ctlr_reset(device_t dev) +ahci_gen_ctlr_reset(device_t dev) { - if (pci_read_config(dev, PCIR_DEVVENDOR, 4) == 0x28298086 && - (pci_read_config(dev, 0x92, 1) & 0xfe) == 0x04) - pci_write_config(dev, 0x92, 0x01, 1); return ahci_ctlr_reset(dev); } static int ahci_probe(device_t dev) { - char buf[64]; - int i, valid = 0; - uint32_t devid = pci_get_devid(dev); - uint8_t revid = pci_get_revid(dev); - - /* - * Ensure it is not a PCI bridge (some vendors use - * the same PID and VID in PCI bridge and AHCI cards). - */ - if (pci_get_class(dev) == PCIC_BRIDGE) - return (ENXIO); - /* Is this a possible AHCI candidate? */ - if (pci_get_class(dev) == PCIC_STORAGE && - pci_get_subclass(dev) == PCIS_STORAGE_SATA && - pci_get_progif(dev) == PCIP_STORAGE_SATA_AHCI_1_0) - valid = 1; - else if (pci_get_class(dev) == PCIC_STORAGE && - pci_get_subclass(dev) == PCIS_STORAGE_RAID) - valid = 2; - /* Is this a known AHCI chip? */ - for (i = 0; ahci_ids[i].id != 0; i++) { - if (ahci_ids[i].id == devid && - ahci_ids[i].rev <= revid && - (valid || (force_ahci == 1 && - !(ahci_ids[i].quirks & AHCI_Q_NOFORCE)))) { - /* Do not attach JMicrons with single PCI function. */ - if (pci_get_vendor(dev) == 0x197b && - (pci_read_config(dev, 0xdf, 1) & 0x40) == 0) - return (ENXIO); - snprintf(buf, sizeof(buf), "%s AHCI SATA controller", - ahci_ids[i].name); - device_set_desc_copy(dev, buf); - return (BUS_PROBE_DEFAULT); - } - } - if (valid != 1) + if (!ofw_bus_status_okay(dev)) return (ENXIO); - device_set_desc_copy(dev, "AHCI SATA controller"); - return (BUS_PROBE_DEFAULT); -} - -static int -ahci_ata_probe(device_t dev) -{ - char buf[64]; - int i; - uint32_t devid = pci_get_devid(dev); - uint8_t revid = pci_get_revid(dev); - if ((intptr_t)device_get_ivars(dev) >= 0) + if (!ofw_bus_search_compatible(dev, compat_data)->ocd_data) return (ENXIO); - /* Is this a known AHCI chip? */ - for (i = 0; ahci_ids[i].id != 0; i++) { - if (ahci_ids[i].id == devid && - ahci_ids[i].rev <= revid) { - snprintf(buf, sizeof(buf), "%s AHCI SATA controller", - ahci_ids[i].name); - device_set_desc_copy(dev, buf); - return (BUS_PROBE_DEFAULT); - } - } + device_set_desc_copy(dev, "AHCI SATA controller"); return (BUS_PROBE_DEFAULT); } static int -ahci_pci_read_msix_bars(device_t dev, uint8_t *table_bar, uint8_t *pba_bar) -{ - int cap_offset = 0, ret; - uint32_t val; - - if ((table_bar == NULL) || (pba_bar == NULL)) - return (EINVAL); - - ret = pci_find_cap(dev, PCIY_MSIX, &cap_offset); - if (ret != 0) - return (EINVAL); - - val = pci_read_config(dev, cap_offset + PCIR_MSIX_TABLE, 4); - *table_bar = PCIR_BAR(val & PCIM_MSIX_BIR_MASK); - - val = pci_read_config(dev, cap_offset + PCIR_MSIX_PBA, 4); - *pba_bar = PCIR_BAR(val & PCIM_MSIX_BIR_MASK); - - return (0); -} - -static int -ahci_pci_attach(device_t dev) +ahci_gen_attach(device_t dev) { struct ahci_controller *ctlr = device_get_softc(dev); - int error, i; - uint32_t devid = pci_get_devid(dev); - uint8_t revid = pci_get_revid(dev); - int msi_count, msix_count; - uint8_t table_bar = 0, pba_bar = 0; - - msi_count = pci_msi_count(dev); - msix_count = pci_msix_count(dev); - - i = 0; - while (ahci_ids[i].id != 0 && - (ahci_ids[i].id != devid || - ahci_ids[i].rev > revid)) - i++; - ctlr->quirks = ahci_ids[i].quirks; - /* Limit speed for my onboard JMicron external port. - * It is not eSATA really, limit to SATA 1 */ - if (pci_get_devid(dev) == 0x2363197b && - pci_get_subvendor(dev) == 0x1043 && - pci_get_subdevice(dev) == 0x81e4) - ctlr->quirks |= AHCI_Q_SATA1_UNIT0; - ctlr->vendorid = pci_get_vendor(dev); - ctlr->deviceid = pci_get_device(dev); - ctlr->subvendorid = pci_get_subvendor(dev); - ctlr->subdeviceid = pci_get_subdevice(dev); - - /* Default AHCI Base Address is BAR(5), Cavium uses BAR(0) */ - if (ctlr->quirks & AHCI_Q_ABAR0) - ctlr->r_rid = PCIR_BAR(0); - else - ctlr->r_rid = PCIR_BAR(5); - if (!(ctlr->r_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, - &ctlr->r_rid, RF_ACTIVE))) - return ENXIO; - - /* Read MSI-x BAR IDs if supported */ - if (msix_count > 0) { - error = ahci_pci_read_msix_bars(dev, &table_bar, &pba_bar); - if (error == 0) { - ctlr->r_msix_tab_rid = table_bar; - ctlr->r_msix_pba_rid = pba_bar; - } else { - /* Failed to read BARs, disable MSI-x */ - msix_count = 0; - } - } + int error; - /* Allocate resources for MSI-x table and PBA */ - if (msix_count > 0) { - /* - * Allocate new MSI-x table only if not - * allocated before. - */ - ctlr->r_msix_table = NULL; - if (ctlr->r_msix_tab_rid != ctlr->r_rid) { - /* Separate BAR for MSI-x */ - ctlr->r_msix_table = bus_alloc_resource_any(dev, SYS_RES_MEMORY, - &ctlr->r_msix_tab_rid, RF_ACTIVE); - if (ctlr->r_msix_table == NULL) { - ahci_free_mem(dev); - return (ENXIO); - } - } - - /* - * Allocate new PBA table only if not - * allocated before. - */ - ctlr->r_msix_pba = NULL; - if ((ctlr->r_msix_pba_rid != ctlr->r_msix_tab_rid) && - (ctlr->r_msix_pba_rid != ctlr->r_rid)) { - /* Separate BAR for PBA */ - ctlr->r_msix_pba = bus_alloc_resource_any(dev, SYS_RES_MEMORY, - &ctlr->r_msix_pba_rid, RF_ACTIVE); - if (ctlr->r_msix_pba == NULL) { - ahci_free_mem(dev); - return (ENXIO); - } - } - } + ctlr->r_rid = 0; + ctlr->r_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ctlr->r_rid, + RF_ACTIVE); + if (ctlr->r_mem == NULL) + return (ENXIO); - pci_enable_busmaster(dev); - /* Reset controller */ - if ((error = ahci_pci_ctlr_reset(dev)) != 0) { - ahci_free_mem(dev); - return (error); - }; - - /* Setup interrupts. */ - - /* Setup MSI register parameters */ - /* Process hints. */ - if (ctlr->quirks & AHCI_Q_NOMSI) - ctlr->msi = 0; - else if (ctlr->quirks & AHCI_Q_1MSI) - ctlr->msi = 1; - else - ctlr->msi = 2; - resource_int_value(device_get_name(dev), - device_get_unit(dev), "msi", &ctlr->msi); + /* Setup controller defaults. */ ctlr->numirqs = 1; - if (msi_count == 0 && msix_count == 0) - ctlr->msi = 0; - if (ctlr->msi < 0) - ctlr->msi = 0; - else if (ctlr->msi == 1) { - msi_count = min(1, msi_count); - msix_count = min(1, msix_count); - } else if (ctlr->msi > 1) - ctlr->msi = 2; - - /* Allocate MSI/MSI-x if needed/present. */ - if (ctlr->msi > 0) { - error = ENXIO; - - /* Try to allocate MSI-x first */ - if (msix_count > 0) { - error = pci_alloc_msix(dev, &msix_count); - if (error == 0) - ctlr->numirqs = msix_count; - } - - /* - * Try to allocate MSI if msi_count is greater than 0 - * and if MSI-x allocation failed. - */ - if ((error != 0) && (msi_count > 0)) { - error = pci_alloc_msi(dev, &msi_count); - if (error == 0) - ctlr->numirqs = msi_count; - } - - /* Both MSI and MSI-x allocations failed */ - if (error != 0) { - ctlr->msi = 0; - device_printf(dev, "Failed to allocate MSI/MSI-x, " - "falling back to INTx\n"); - } - } - error = ahci_attach(dev); + /* Reset controller */ + if ((error = ahci_gen_ctlr_reset(dev)) == 0) + error = ahci_attach(dev); + if (error != 0) { - if (ctlr->msi > 0) - pci_release_msi(dev); - ahci_free_mem(dev); + if (ctlr->r_mem != NULL) + bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, + ctlr->r_mem); } return error; } static int -ahci_pci_detach(device_t dev) +ahci_gen_detach(device_t dev) { ahci_detach(dev); - pci_release_msi(dev); return (0); } -static int -ahci_pci_suspend(device_t dev) -{ - struct ahci_controller *ctlr = device_get_softc(dev); - - bus_generic_suspend(dev); - /* Disable interupts, so the state change(s) doesn't trigger */ - ATA_OUTL(ctlr->r_mem, AHCI_GHC, - ATA_INL(ctlr->r_mem, AHCI_GHC) & (~AHCI_GHC_IE)); - return 0; -} - -static int -ahci_pci_resume(device_t dev) -{ - int res; - - if ((res = ahci_pci_ctlr_reset(dev)) != 0) - return (res); - ahci_ctlr_setup(dev); - return (bus_generic_resume(dev)); -} - -devclass_t ahci_devclass; +static devclass_t ahci_gen_devclass; static device_method_t ahci_methods[] = { DEVMETHOD(device_probe, ahci_probe), - DEVMETHOD(device_attach, ahci_pci_attach), - DEVMETHOD(device_detach, ahci_pci_detach), - DEVMETHOD(device_suspend, ahci_pci_suspend), - DEVMETHOD(device_resume, ahci_pci_resume), + DEVMETHOD(device_attach, ahci_gen_attach), + DEVMETHOD(device_detach, ahci_gen_detach), DEVMETHOD(bus_print_child, ahci_print_child), DEVMETHOD(bus_alloc_resource, ahci_alloc_resource), DEVMETHOD(bus_release_resource, ahci_release_resource), @@ -600,28 +124,8 @@ static device_method_t ahci_methods[] = DEVMETHOD_END }; static driver_t ahci_driver = { - "ahci", - ahci_methods, - sizeof(struct ahci_controller) -}; -DRIVER_MODULE(ahci, pci, ahci_driver, ahci_devclass, NULL, NULL); -static device_method_t ahci_ata_methods[] = { - DEVMETHOD(device_probe, ahci_ata_probe), - DEVMETHOD(device_attach, ahci_pci_attach), - DEVMETHOD(device_detach, ahci_pci_detach), - DEVMETHOD(device_suspend, ahci_pci_suspend), - DEVMETHOD(device_resume, ahci_pci_resume), - DEVMETHOD(bus_print_child, ahci_print_child), - DEVMETHOD(bus_alloc_resource, ahci_alloc_resource), - DEVMETHOD(bus_release_resource, ahci_release_resource), - DEVMETHOD(bus_setup_intr, ahci_setup_intr), - DEVMETHOD(bus_teardown_intr,ahci_teardown_intr), - DEVMETHOD(bus_child_location_str, ahci_child_location_str), - DEVMETHOD_END -}; -static driver_t ahci_ata_driver = { - "ahci", - ahci_ata_methods, - sizeof(struct ahci_controller) + "ahci", + ahci_methods, + sizeof(struct ahci_controller) }; -DRIVER_MODULE(ahci, atapci, ahci_ata_driver, ahci_devclass, NULL, NULL); +DRIVER_MODULE(ahci, simplebus, ahci_driver, ahci_gen_devclass, NULL, NULL);