Date: Wed, 12 Jul 2006 00:07:11 -0400 (EDT) From: Daniel Eischen <eischen@vigrid.com> To: current@freebsd.org Subject: What causes bus_alloc_resource() to fail? Message-ID: <Pine.GSO.4.64.0607112355470.27869@sea.ntplx.net>
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I'm trying to add support for an ICH7-based audio device, but bus_alloc_resource_any() is failing when it tries to allocate the memory IO space. ACPI dump is at: http://people.freebsd.org/~deischen/e1405.acpi.dump src/sys/dev/sound/pci/ich.c diffs: Index: ich.c =================================================================== RCS file: /opt/FreeBSD/cvs/src/sys/dev/sound/pci/ich.c,v retrieving revision 1.66 diff -u -r1.66 ich.c --- ich.c 18 Jun 2006 14:14:41 -0000 1.66 +++ ich.c 9 Jul 2006 14:35:26 -0000 @@ -56,6 +56,7 @@ #define INTEL_6300ESB 0x25a6 /* 6300ESB needs to be treated as ICH4 */ #define INTEL_82801FB 0x266e /* ICH6 needs to be treated as ICH4 */ #define INTEL_82801GB 0x27de /* ICH7 needs to be treated as ICH4 */ +#define INTEL_82801G 0x27d8 /* ICH7 needs to be treaded as ICH4 ? */ #define SIS_7012 0x7012 /* SiS 7012 needs special handling */ #define NVIDIA_NFORCE 0x01b1 #define NVIDIA_NFORCE2 0x006a @@ -98,6 +99,8 @@ "Intel ICH6 (82801FB)" }, { INTEL_VENDORID, INTEL_82801GB, PROBE_LOW, "Intel ICH7 (82801GB)" }, + { INTEL_VENDORID, INTEL_82801G, PROBE_LOW, + "Intel ICH7 (82801G)" }, { SIS_VENDORID, SIS_7012, 0, "SiS 7012" }, { NVIDIA_VENDORID, NVIDIA_NFORCE, 0, @@ -693,7 +696,7 @@ if (sc->vendor == INTEL_VENDORID && ( sc->devid == INTEL_82801DB || sc->devid == INTEL_82801EB || sc->devid == INTEL_6300ESB || sc->devid == INTEL_82801FB || - sc->devid == INTEL_82801GB)) { + sc->devid == INTEL_82801GB || sc->devid == INTEL_82801G)) { sc->flags |= IGNORE_PCR; device_printf(sc->dev, "primary codec not ready!\n"); } @@ -781,7 +784,8 @@ */ if (vendor == INTEL_VENDORID && (devid == INTEL_82801DB || devid == INTEL_82801EB || devid == INTEL_6300ESB || - devid == INTEL_82801FB || devid == INTEL_82801GB)) { + devid == INTEL_82801FB || devid == INTEL_82801GB || + devid == INTEL_82801G)) { sc->nambarid = PCIR_MMBAR; sc->nabmbarid = PCIR_MBBAR; sc->regtype = SYS_RES_MEMORY; # kldload /boot/kernel/snd_ich.ko pci0: driver added found-> vendor=0x8086, dev=0x27d8, revid=0x01 bus=0, slot=27, func=0 class=04-03-00, hdrtype=0x00, mfdev=0 cmdreg=0x0106, statreg=0x0010, cachelnsz=16 (dwords) lattimer=0x00 (0 ns), mingnt=0x00 (0 ns), maxlat=0x00 (0 ns) intpin=a, irq=21 powerspec 2 supports D0 D3 current D0 MSI supports 1 message, 64 bit pci0:27:0: reprobing on driver added pcm0: <Intel ICH7 (82801G)> mem 0xdfebc000-0xdfebffff irq 21 at device 27.0 on pci0 pcm0: unable to map IO port space device_attach: pcm0 attach returned 6 # pciconf -lv hostb0@pci0:0:0: class=0x060000 card=0x01d81028 chip=0x27a08086 rev=0x03 hdr=0x00 vendor = 'Intel Corporation' class = bridge subclass = HOST-PCI vgapci0@pci0:2:0: class=0x030000 card=0x01d81028 chip=0x27a28086 rev=0x03 hdr=0x00 vendor = 'Intel Corporation' class = display subclass = VGA vgapci1@pci0:2:1: class=0x038000 card=0x01d81028 chip=0x27a68086 rev=0x03 hdr=0x00 vendor = 'Intel Corporation' class = display pcm0@pci0:27:0: class=0x040300 card=0x01d81028 chip=0x27d88086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) High Definition Audio' class = multimedia pcib1@pci0:28:0: class=0x060400 card=0x00000040 chip=0x27d08086 rev=0x01 hdr=0x01 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) PCI Express Root Port' class = bridge subclass = PCI-PCI pcib2@pci0:28:1: class=0x060400 card=0x00000040 chip=0x27d28086 rev=0x01 hdr=0x01 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) PCI Express Root Port' class = bridge subclass = PCI-PCI pcib3@pci0:28:3: class=0x060400 card=0x00000040 chip=0x27d68086 rev=0x01 hdr=0x01 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) PCI Express Root Port' class = bridge subclass = PCI-PCI uhci0@pci0:29:0: class=0x0c0300 card=0x01d81028 chip=0x27c88086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) USB Universal Host Controller' class = serial bus subclass = USB uhci1@pci0:29:1: class=0x0c0300 card=0x01d81028 chip=0x27c98086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) USB Universal Host Controller' class = serial bus subclass = USB uhci2@pci0:29:2: class=0x0c0300 card=0x01d81028 chip=0x27ca8086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) USB Universal Host Controller' class = serial bus subclass = USB uhci3@pci0:29:3: class=0x0c0300 card=0x01d81028 chip=0x27cb8086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) USB Universal Host Controller' class = serial bus subclass = USB ehci0@pci0:29:7: class=0x0c0320 card=0x01d81028 chip=0x27cc8086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) USB 2.0 Enhanced Host Controller' class = serial bus subclass = USB pcib4@pci0:30:0: class=0x060401 card=0x00000050 chip=0x24488086 rev=0xe1 hdr=0x01 vendor = 'Intel Corporation' device = '82801BAM/CAM/DBM (ICH2-M/3-M/4-M) Hub Interface to PCI Bridge' class = bridge subclass = PCI-PCI isab0@pci0:31:0: class=0x060100 card=0x01d81028 chip=0x27b98086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = '82801GBM (ICH7-M) LPC Interface Controller' class = bridge subclass = PCI-ISA atapci0@pci0:31:2: class=0x010180 card=0x01d81028 chip=0x27c48086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = '82801GBM/GHM (ICH7-M Family) Serial ATA Storage Controller' class = mass storage subclass = ATA none0@pci0:31:3: class=0x0c0500 card=0x01d81028 chip=0x27da8086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = '82801G (ICH7 Family) SMBus Controller' class = serial bus subclass = SMBus none1@pci12:0:0: class=0x028000 card=0x10208086 chip=0x42228086 rev=0x02 hdr=0x00 vendor = 'Intel Corporation' class = network bfe0@pci2:0:0: class=0x020000 card=0x01d81028 chip=0x170c14e4 rev=0x02 hdr=0x00 vendor = 'Broadcom Corporation' device = 'BCM440x 100Base-TX Fast Ethernet' class = network subclass = ethernet fwohci0@pci2:1:0: class=0x0c0010 card=0x01d81028 chip=0x08321180 rev=0x00 hdr=0x00 vendor = 'Ricoh Co Ltd' class = serial bus subclass = FireWire none2@pci2:1:1: class=0x080501 card=0x01d81028 chip=0x08221180 rev=0x19 hdr=0x00 vendor = 'Ricoh Co Ltd' device = 'SD Bus Host Adapter' class = base peripheral none3@pci2:1:2: class=0x088000 card=0x01d81028 chip=0x08431180 rev=0x01 hdr=0x00 vendor = 'Ricoh Co Ltd' class = base peripheral none4@pci2:1:3: class=0x088000 card=0x01d81028 chip=0x05921180 rev=0x0a hdr=0x00 vendor = 'Ricoh Co Ltd' device = 'Memory Stick Bus Host Adapter' class = base peripheral none5@pci2:1:4: class=0x088000 card=0x01d81028 chip=0x08521180 rev=0x05 hdr=0x00 vendor = 'Ricoh Co Ltd' class = base peripheral -- DE
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