Looks like the BIOS trap had been applied, GHC.AE suppose should be set correctly. Volker, could you try to set the AE twice in the driver or using mmapper to set the AE manually to check if AE will be set correctly or not? BRs Peer Chen > -----Original Message----- > From: Volker Armin Hemmann > [mailto:volker.armin.hemmann@xxxxxxxxxxxxxxx] > Sent: Saturday, April 19, 2008 9:48 PM > To: Peer Chen > Cc: Jeff Garzik; Tejun Heo; linux-kernel@xxxxxxxxxxxxxxx; > linux-ide@xxxxxxxxxxxxxxx; Kuan Luo > Subject: Re: 2.6.24.X: SATA/AHCI related boot delay. - not > with 2.6.24.3 > > H, > > with 2.6.25+reiser4: > > [ 0.367181] ------------[ cut here ]------------ > [ 0.367181] WARNING: at drivers/ata/ahci.c:645 > ahci_init_one+0x190/0xa3a() > [ 0.367181] Modules linked in: > [ 0.367181] Pid: 1, comm: swapper Not tainted 2.6.25 #1 > [ 0.367181] > [ 0.367181] Call Trace: > [ 0.367181] [<ffffffff8022c451>] warn_on_slowpath+0x51/0x63 > [ 0.367181] [<ffffffff80220061>] __ioremap+0x148/0x197 > [ 0.367185] [<ffffffff803cf680>] pci_conf1_read+0xb2/0xbd > [ 0.367225] [<ffffffff8032aa0e>] pcim_iomap_release+0x0/0x2c > [ 0.367264] [<ffffffff8032aa0e>] pcim_iomap_release+0x0/0x2c > [ 0.367304] [<ffffffff803845e9>] devres_find+0x4b/0x65 > [ 0.367343] [<ffffffff803ab959>] ahci_init_one+0x190/0xa3a > [ 0.367382] [<ffffffff802af71f>] sysfs_addrm_finish+0x1d/0x209 > [ 0.367422] [<ffffffff80283f34>] ifind+0x34/0x8d > [ 0.367461] [<ffffffff802af436>] sysfs_find_dirent+0x1b/0x2f > [ 0.367501] [<ffffffff80322e1d>] ida_get_new_above+0xf0/0x180 > [ 0.367540] [<ffffffff802af71f>] sysfs_addrm_finish+0x1d/0x209 > [ 0.367580] [<ffffffff802b0260>] sysfs_create_link+0xb6/0x102 > [ 0.367620] [<ffffffff80335b44>] pci_device_probe+0x4c/0x72 > [ 0.367659] [<ffffffff80382088>] driver_probe_device+0xb5/0x132 > [ 0.367698] [<ffffffff8038221b>] __driver_attach+0x6f/0xaf > [ 0.367737] [<ffffffff803821ac>] __driver_attach+0x0/0xaf > [ 0.367776] [<ffffffff803821ac>] __driver_attach+0x0/0xaf > [ 0.367816] [<ffffffff8038144a>] bus_for_each_dev+0x44/0x6f > [ 0.367856] [<ffffffff802a9a3b>] proc_match+0x23/0x2d > [ 0.367895] [<ffffffff80381cb6>] bus_add_driver+0xae/0x1f4 > [ 0.367933] [<ffffffff8038244a>] driver_register+0x59/0xce > [ 0.367973] [<ffffffff80335d85>] __pci_register_driver+0x4a/0x7d > [ 0.368019] [<ffffffff805346b8>] kernel_init+0x14f/0x2b9 > [ 0.368059] [<ffffffff8020bd58>] child_rip+0xa/0x12 > [ 0.368097] [<ffffffff80534569>] kernel_init+0x0/0x2b9 > [ 0.368136] [<ffffffff8020bd4e>] child_rip+0x0/0x12 > [ 0.368173] > [ 0.368210] ---[ end trace 9a12831ed6194f10 ]--- > [ 1.373847] ahci 0000:00:0a.0: AHCI 0001.0100 32 slots 4 > ports 3 Gbps 0xf > imp > l SATA mode > [ 1.373847] ahci 0000:00:0a.0: flags: 64bit sntf led clo pmp pio > [ 1.373847] PCI: Setting latency timer of device 0000:00:0a.0 to 64 > [ 1.373849] scsi0 : ahci > [ 1.373859] scsi1 : ahci > [ 1.373868] scsi2 : ahci > [ 1.373877] scsi3 : ahci > [ 1.373884] ata1: SATA max UDMA/133 abar m8192@0xf9dfc000 > port 0xf9dfc100 > irq > 23 > [ 1.373884] ata2: SATA max UDMA/133 abar m8192@0xf9dfc000 > port 0xf9dfc180 > irq > 23 > [ 1.373884] ata3: SATA max UDMA/133 abar m8192@0xf9dfc000 > port 0xf9dfc200 > irq > 23 > [ 1.373884] ata4: SATA max UDMA/133 abar m8192@0xf9dfc000 > port 0xf9dfc280 > irq > 23 > [ 1.806725] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) > [ 1.807223] ata1.00: ATA-7: WDC WD1600JS-00MHB1, 10.02E01, > max UDMA/133 > [ 1.807223] ata1.00: 312581808 sectors, multi 16: LBA48 > [ 1.807780] ata1.00: configured for UDMA/133 > [ 2.439665] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300) > [ 2.460164] ata2.00: ATA-8: SAMSUNG HD501LJ, CR100-12, max UDMA7 > [ 2.460164] ata2.00: 976773168 sectors, multi 16: LBA48 > NCQ (depth 0/32) > [ 2.462073] ata2.00: configured for UDMA/133 > [ 2.779316] ata3: SATA link down (SStatus 0 SControl 300) > [ 3.099182] ata4: SATA link down (SStatus 0 SControl 300) > [ 3.300538] scsi 0:0:0:0: Direct-Access ATA WDC > WD1600JS-00M 10.0 > PQ > : 0 ANSI: 5 > [ 3.300551] sd 0:0:0:0: [sda] 312581808 512-byte hardware > sectors (160042 > MB) > [ 3.300551] sd 0:0:0:0: [sda] Write Protect is off > [ 3.300551] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 > [ 3.300551] sd 0:0:0:0: [sda] Write cache: enabled, read > cache: enabled, > does > n't support DPO or FUA > [ 3.300551] sd 0:0:0:0: [sda] 312581808 512-byte hardware > sectors (160042 > MB) > [ 3.300551] sd 0:0:0:0: [sda] Write Protect is off > [ 3.300551] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 > [ 3.300551] sd 0:0:0:0: [sda] Write cache: enabled, read > cache: enabled, > does > n't support DPO or FUA > [ 3.300551] sda: sda1 sda2 sda3 sda4 < sda5 sda6 > > [ 3.142035] sd 0:0:0:0: [sda] Attached SCSI disk > [ 3.142045] sd 0:0:0:0: Attached scsi generic sg0 type 0 > [ 3.142050] scsi 1:0:0:0: Direct-Access ATA > SAMSUNG HD501LJ CR10 > PQ > : 0 ANSI: 5 > [ 3.142057] sd 1:0:0:0: [sdb] 976773168 512-byte hardware > sectors (500108 > MB) > [ 3.142057] sd 1:0:0:0: [sdb] Write Protect is off > [ 3.142057] sd 1:0:0:0: [sdb] Mode Sense: 00 3a 00 00 > [ 3.142057] sd 1:0:0:0: [sdb] Write cache: enabled, read > cache: enabled, > does > n't support DPO or FUA > [ 3.142057] sd 1:0:0:0: [sdb] 976773168 512-byte hardware > sectors (500108 > MB) > [ 3.142057] sd 1:0:0:0: [sdb] Write Protect is off > [ 3.142057] sd 1:0:0:0: [sdb] Mode Sense: 00 3a 00 00 > [ 3.142057] sd 1:0:0:0: [sdb] Write cache: enabled, read > cache: enabled, > does > n't support DPO or FUA > [ 3.142057] sdb: sdb1 sdb2 > [ 3.153169] sd 1:0:0:0: [sdb] Attached SCSI disk > [ 3.153179] sd 1:0:0:0: Attached scsi generic sg1 type 0 > > and from mmapper: > 0x2f00: 0xf9dfc004 > 0x2f01: 0x00f9dfc0 > 0x2f02: 0x0000f9df > 0x2f03: 0x000000f9 > 0x2f04: 0x00000000 > 0x2f05: 0xfc000000 > 0x2f06: 0xfffc0000 > 0x2f07: 0xfffffc00 > 0x2f08: 0xfffffffc > 0x2f09: 0xffffffff > 0x2f0a: 0x00ffffff > 0x2f0b: 0x0900ffff > 0x2f0c: 0x000900ff > 0x2f0d: 0x24000900 > 0x2f0e: 0x50240009 > 0x2f0f: 0x00502400 > 0x2f10: 0xfe005024 > 0x2f11: 0xfdfe0050 > 0x2f12: 0x00fdfe00 > 0x2f13: 0x0000fdfe > 0x2f14: 0x000000fd > 0x2f15: 0xfc000000 > 0x2f16: 0xfffc0000 > 0x2f17: 0xfffffc00 > 0x2f18: 0xfffffffc > 0x2f19: 0xffffffff > 0x2f1a: 0x00ffffff > 0x2f1b: 0x0c00ffff > 0x2f1c: 0x000c00ff > 0x2f1d: 0x00000c00 > 0x2f1e: 0x0000000c > 0x2f1f: 0x00000000 > 0x2f20: 0x00000000 > 0x2f21: 0x00000000 > 0x2f22: 0x00000000 > 0x2f23: 0x00000000 > 0x2f24: 0x00000000 > 0x2f25: 0x00000000 > 0x2f26: 0x00000000 > 0x2f27: 0x00000000 > 0x2f28: 0x00000000 > 0x2f29: 0x00000000 > 0x2f2a: 0x00000000 > 0x2f2b: 0x00000000 > 0x2f2c: 0x00000000 > 0x2f2d: 0x00000000 > 0x2f2e: 0x00000000 > 0x2f2f: 0x00000000 > 0x2f30: 0x00000000 > 0x2f31: 0x00000000 > 0x2f32: 0x00000000 > 0x2f33: 0x00000000 > 0x2f34: 0x00000000 > 0x2f35: 0x00000000 > 0x2f36: 0x00000000 > 0x2f37: 0x00000000 > 0x2f38: 0x00000000 > 0x2f39: 0x00000000 > 0x2f3a: 0x00000000 > 0x2f3b: 0x00000000 > 0x2f3c: 0x00000000 > 0x2f3d: 0x00000000 > 0x2f3e: 0x00000000 > 0x2f3f: 0x00000000 > 0x2f40: 0x00000000 > 0x2f41: 0x00000000 > 0x2f42: 0x00000000 > 0x2f43: 0x00000000 > 0x2f44: 0x00000000 > 0x2f45: 0x00000000 > 0x2f46: 0x00000000 > 0x2f47: 0x00000000 > 0x2f48: 0x00000000 > 0x2f49: 0x00000000 > 0x2f4a: 0x00000000 > 0x2f4b: 0x00000000 > 0x2f4c: 0x00000000 > 0x2f4d: 0x00000000 > 0x2f4e: 0x00000000 > 0x2f4f: 0x00000000 > 0x2f50: 0x00000000 > 0x2f51: 0x00000000 > 0x2f52: 0x00000000 > 0x2f53: 0x00000000 > 0x2f54: 0x00000000 > 0x2f55: 0x00000000 > 0x2f56: 0x00000000 > 0x2f57: 0x00000000 > 0x2f58: 0x00000000 > 0x2f59: 0x00000000 > 0x2f5a: 0x00000000 > 0x2f5b: 0x00000000 > 0x2f5c: 0x00000000 > 0x2f5d: 0x00000000 > 0x2f5e: 0x00000000 > 0x2f5f: 0x00000000 > 0x2f60: 0x00000000 > 0x2f61: 0x00000000 > 0x2f62: 0x00000000 > 0x2f63: 0x00000000 > 0x2f64: 0x00000000 > 0x2f65: 0x00000000 > 0x2f66: 0x00000000 > 0x2f67: 0x00000000 > 0x2f68: 0x00000000 > 0x2f69: 0x00000000 > 0x2f6a: 0x00000000 > 0x2f6b: 0x00000000 > 0x2f6c: 0x00000000 > 0x2f6d: 0x00000000 > 0x2f6e: 0x00000000 > 0x2f6f: 0x00000000 > 0x2f70: 0x00000000 > 0x2f71: 0x00000000 > 0x2f72: 0x00000000 > 0x2f73: 0x00000000 > 0x2f74: 0x00000000 > 0x2f75: 0x00000000 > 0x2f76: 0x00000000 > 0x2f77: 0x00000000 > 0x2f78: 0x00000000 > 0x2f79: 0x00000000 > 0x2f7a: 0x00000000 > 0x2f7b: 0x00000000 > 0x2f7c: 0x00000000 > 0x2f7d: 0x41000000 > 0x2f7e: 0x40410000 > 0x2f7f: 0x10404100 > 0x2f80: 0xc6104041 > 0x2f81: 0x02c61040 > 0x2f82: 0x0002c610 > 0x2f83: 0x000002c6 > 0x2f84: 0x80000002 > 0x2f85: 0x35800000 > 0x2f86: 0x48358000 > 0x2f87: 0xf6483580 > 0x2f88: 0x38f64835 > 0x2f89: 0x3138f648 > 0x2f8a: 0xd03138f6 > 0x2f8b: 0xf6d03138 > 0x2f8c: 0x88f6d031 > 0x2f8d: 0x0488f6d0 > 0x2f8e: 0xec0488f6 > 0x2f8f: 0xb6ec0488 > 0x2f90: 0x56b6ec04 > 0x2f91: 0x6b56b6ec > 0x2f92: 0x736b56b6 > 0x2f93: 0xd6736b56 > 0x2f94: 0xc1d6736b > 0x2f95: 0x87c1d673 > 0x2f96: 0xf187c1d6 > 0x2f97: 0x2bf187c1 > 0x2f98: 0xfc2bf187 > 0x2f99: 0xa7fc2bf1 > 0x2f9a: 0x67a7fc2b > 0x2f9b: 0x6f67a7fc > 0x2f9c: 0x5f6f67a7 > 0x2f9d: 0xd25f6f67 > 0x2f9e: 0xa8d25f6f > 0x2f9f: 0x07a8d25f > 0x2fa0: 0x8007a8d2 > 0x2fa1: 0xfc8007a8 > 0x2fa2: 0xf2fc8007 > 0x2fa3: 0x62f2fc80 > 0x2fa4: 0x1062f2fc > 0x2fa5: 0xfe1062f2 > 0x2fa6: 0x7bfe1062 > 0x2fa7: 0x807bfe10 > 0x2fa8: 0xed807bfe > 0x2fa9: 0xfded807b > 0x2faa: 0x97fded80 > 0x2fab: 0x9697fded > 0x2fac: 0x9e9697fd > 0x2fad: 0x499e9697 > 0x2fae: 0xbd499e96 > 0x2faf: 0xa2bd499e > 0x2fb0: 0x9aa2bd49 > 0x2fb1: 0x589aa2bd > 0x2fb2: 0x20589aa2 > 0x2fb3: 0x3720589a > 0x2fb4: 0x1b372058 > 0x2fb5: 0xa41b3720 > 0x2fb6: 0x08a41b37 > 0x2fb7: 0x7e08a41b > 0x2fb8: 0x457e08a4 > 0x2fb9: 0x7e457e08 > 0x2fba: 0x2e7e457e > 0x2fbb: 0x502e7e45 > 0x2fbc: 0x5e502e7e > 0x2fbd: 0x855e502e > 0x2fbe: 0x99855e50 > 0x2fbf: 0x1b99855e > 0x2fc0: 0x921b9985 > 0x2fc1: 0x22921b99 > 0x2fc2: 0x5a22921b > 0x2fc3: 0x005a2292 > 0x2fc4: 0x3e005a22 > 0x2fc5: 0x5b3e005a > 0x2fc6: 0x045b3e00 > 0x2fc7: 0xe4045b3e > 0x2fc8: 0xf2e4045b > 0x2fc9: 0xe4f2e404 > 0x2fca: 0x3be4f2e4 > 0x2fcb: 0xb33be4f2 > 0x2fcc: 0xbbb33be4 > 0x2fcd: 0x97bbb33b > 0x2fce: 0x4997bbb3 > 0x2fcf: 0x714997bb > 0x2fd0: 0x8e714997 > 0x2fd1: 0x0e8e7149 > 0x2fd2: 0x3a0e8e71 > 0x2fd3: 0xcf3a0e8e > 0x2fd4: 0x5fcf3a0e > 0x2fd5: 0xb75fcf3a > 0x2fd6: 0xdbb75fcf > 0x2fd7: 0x5ddbb75f > 0x2fd8: 0x205ddbb7 > 0x2fd9: 0x19205ddb > 0x2fda: 0x0219205d > 0x2fdb: 0x10021920 > 0x2fdc: 0x79100219 > 0x2fdd: 0x26791002 > 0x2fde: 0x00267910 > 0x2fdf: 0xfb002679 > 0x2fe0: 0x00fb0026 > 0x2fe1: 0xbb00fb00 > 0x2fe2: 0xf8bb00fb > 0x2fe3: 0x7bf8bb00 > 0x2fe4: 0xb47bf8bb > 0x2fe5: 0x0ab47bf8 > 0x2fe6: 0x7e0ab47b > 0x2fe7: 0xff7e0ab4 > 0x2fe8: 0xf7ff7e0a > 0x2fe9: 0x51f7ff7e > 0x2fea: 0x4f51f7ff > 0x2feb: 0x104f51f7 > 0x2fec: 0xe7104f51 > 0x2fed: 0xdae7104f > 0x2fee: 0x3adae710 > 0x2fef: 0xbb3adae7 > 0x2ff0: 0xc7bb3ada > 0x2ff1: 0xfdc7bb3a > 0x2ff2: 0xfffdc7bb > 0x2ff3: 0xd8fffdc7 > 0x2ff4: 0xc3d8fffd > 0x2ff5: 0x90c3d8ff > 0x2ff6: 0x0890c3d8 > 0x2ff7: 0x9f0890c3 > 0x2ff8: 0x7a9f0890 > 0x2ff9: 0x007a9f08 > 0x2ffa: 0xfd007a9f > 0x2ffb: 0xaffd007a > 0x2ffc: 0xb0affd00 > 0x2ffd: 0xffb0affd > 0x2ffe: 0xffffb0af > 0x2fff: 0xffffffb0 > > Glück Auf > Volker > ----------------------------------------------------------------------------------- This email message is for the sole use of the intended recipient(s) and 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