Eric,
If don't clear the regs, the result will be:
Copying LinuxBIOS to ram. Jumping to LinuxBIOS. LinuxBIOS-1.1.52.0_Fallback Fri Dec 5 15:05:21 EST 2003 booting... Finding PCI configuration type. PCI: Using configuration type 1 Enumerating: AMD K8 Northbridge Enumerating: AMD K8 Northbridge Enumerating: AMD K8 Enumerating: AMD K8 Enumerating: AMD 8111 Enumerating buses... before pci_scan_bus amdk8_scan_root_bus e0 = 4000203 max = 0 amdk8_scan_root_bus e4 = 6050003 max = 0 amdk8_scan_root_bus e8 = 0 max = 0 amdk8_scan_root_bus ec = 0 max = 0 PCI: pci_scan_bus for bus 0 PCI: 00:18.0 [1022/1100] enabled PCI: 00:18.1 [1022/1101] enabled PCI: 00:18.2 [1022/1102] enabled PCI: 00:18.3 [1022/1103] ops PCI: 00:18.3 [1022/1103] enabled PCI: 00:19.0 [1022/1100] enabled PCI: 00:19.1 [1022/1101] enabled PCI: 00:19.2 [1022/1102] enabled PCI: 00:19.3 [1022/1103] ops PCI: 00:19.3 [1022/1103] enabled amdk8_scan_chains max: 0 starting... Hyper transport scan link: 2 max: 1 PCI: 01:01.0 [1022/7450] enabled next_unitid: 0003 PCI: 01:03.0 [1022/7460] enabled next_unitid: 0007 HyperT reset needed PCI: pci_scan_bus for bus 1 PCI: 01:01.0 [1022/7450] bus ops PCI: 01:01.0 [1022/7450] enabled PCI: 01:01.1 [1022/7451] ops PCI: 01:01.1 [1022/7451] enabled PCI: 01:02.0 [1022/7450] bus ops PCI: 01:02.0 [1022/7450] enabled PCI: 01:02.1 [1022/7451] ops PCI: 01:02.1 [1022/7451] enabled PCI: 01:03.0 [1022/7460] enabled PCI: 01:04.0 [1022/7468] bus ops PCI: 01:04.0 [1022/7468] enabled PCI: 01:04.1 [1022/7469] ops PCI: 01:04.1 [1022/7469] enabled PCI: 01:04.2 [1022/746a] enabled PCI: 01:04.3 [1022/746b] ops PCI: 01:04.3 [1022/746b] enabled PCI: 01:04.5 [1022/746d] enabled amd8111_enable dev: PCI: 01:04.6 lpc_dev: PCI: 01:04.0 index: 6 reg: ffff -> ffbf done PCI: 01:04.6 [ffff/ffff] disabled PCI: pci_scan_bus for bus 2 PCI: 02:09.0 [14e4/16a7] ops PCI: 02:09.0 [14e4/16a7] enabled PCI: pci_scan_bus returning with max=02 PCI: pci_scan_bus for bus 3 PCI: pci_scan_bus returning with max=03 PCI: pci_scan_bus for bus 4 PCI: 04:00.0 [1022/7464] ops PCI: 04:00.0 [1022/7464] enabled PCI: 04:00.1 [1022/7464] ops PCI: 04:00.1 [1022/7464] enabled PCI: 04:00.2 [1022/7463] ops PCI: 04:00.2 [1022/7463] enabled amd8111_enable dev: PCI: 04:01.0 lpc_dev: PCI: 01:04.0 index: 9 reg: ffbf -> fdbf done PCI: 04:01.0 [ffff/ffff] disabled PCI: 04:0b.0 [1095/3114] ops PCI: 04:0b.0 [1095/3114] enabled PCI: 04:0c.0 [104c/8023] ops PCI: 04:0c.0 [104c/8023] enabled PCI: pci_scan_bus returning with max=04 PCI: pci_scan_bus returning with max=04 Hyper transport scan link: 2 new max: 4 Hypertransport scan link done Hyper transport scan link: 0 max: 5 PCI: 05:01.0 [1022/7454] enabled next_unitid: 0004 HyperT reset needed PCI: pci_scan_bus for bus 5 PCI: 05:01.0 [1022/7454] ops PCI: 05:01.0 [1022/7454] enabled PCI: 05:02.0 [1022/7455] bus ops PCI: 05:02.0 [1022/7455] enabled PCI: pci_scan_bus for bus 6 PCI: 06:00.0 [10de/0322] enabled PCI: pci_scan_bus returning with max=06 PCI: pci_scan_bus returning with max=06 Hyper transport scan link: 0 new max: 6 Hypertransport scan link done amdk8_scan_chains max: 6 done amdk8_scan_chains max: 6 starting... amdk8_scan_chains max: 6 done PCI: pci_scan_bus returning with max=06 after pci_scan_bus amdk8_scan_root_bus e0 = 4010203 max = 6 amdk8_scan_root_bus e4 = 6050003 max = 6 amdk8_scan_root_bus e8 = 0 max = 6 amdk8_scan_root_bus ec = 0 max = 6 done Allocating resources... PCI: 04:01.0 missing read_resources PCI: 04:01.0 missing read_resources PCI: 04:01.0 missing read_resources PCI: 01:04.6 missing read_resources PCI: 01:04.6 missing read_resources ASSIGN RESOURCES, bus 0 PCI: 00:18.0 c8 <- [0x00003000 - 0x00002fff] node 0 link 0 io PCI: 00:18.0 80 <- [0xe0000000 - 0xf8ffffff] node 0 link 0 mem PCI: 01:04.6 missing read_resources PCI: 00:18.0 c0 <- [0x00001000 - 0x00002fff] node 0 link 2 io PCI: 01:04.6 missing read_resources PCI: 00:18.0 b8 <- [0xf9000000 - 0xf92fffff] node 0 link 2 mem ASSIGN RESOURCES, bus 5 PCI: 05:01.0 10 <- [0xe0000000 - 0xefffffff] prefmem PCI: 05:02.0 1c <- [0x00003000 - 0x00002fff] bus 6 io PCI: 05:02.0 24 <- [0xf0000000 - 0xf7ffffff] bus 6 prefmem PCI: 05:02.0 20 <- [0xf8000000 - 0xf8ffffff] bus 6 mem ASSIGN RESOURCES, bus 6 PCI: 06:00.0 10 <- [0xf8000000 - 0xf8ffffff] mem PCI: 06:00.0 14 <- [0xf0000000 - 0xf7ffffff] prefmem ASSIGNED RESOURCES, bus 6 ASSIGNED RESOURCES, bus 5 ASSIGN RESOURCES, bus 1 PCI: 01:01.0 1c <- [0x00002000 - 0x00001fff] bus 2 io PCI: 01:01.0 24 <- [0xf9200000 - 0xf91fffff] bus 2 prefmem PCI: 01:01.0 20 <- [0xf9000000 - 0xf90fffff] bus 2 mem ASSIGN RESOURCES, bus 2 PCI: 02:09.0 10 <- [0xf9000000 - 0xf900ffff] mem ASSIGNED RESOURCES, bus 2 PCI: 01:01.1 10 <- [0xf9200000 - 0xf9200fff] mem PCI: 01:02.0 1c <- [0x00002000 - 0x00001fff] bus 3 io PCI: 01:02.0 24 <- [0xf9200000 - 0xf91fffff] bus 3 prefmem PCI: 01:02.0 20 <- [0xf9200000 - 0xf91fffff] bus 3 mem PCI: 01:02.1 10 <- [0xf9201000 - 0xf9201fff] mem PCI: 04:01.0 missing read_resources PCI: 01:03.0 1c <- [0x00001000 - 0x00001fff] bus 4 io PCI: 04:01.0 missing read_resources PCI: 01:03.0 24 <- [0xf9200000 - 0xf91fffff] bus 4 prefmem PCI: 04:01.0 missing read_resources PCI: 01:03.0 20 <- [0xf9100000 - 0xf91fffff] bus 4 mem ASSIGN RESOURCES, bus 4 PCI: 04:00.0 10 <- [0xf9104000 - 0xf9104fff] mem PCI: 04:00.1 10 <- [0xf9105000 - 0xf9105fff] mem PCI: 04:00.2 10 <- [0xf9108000 - 0xf91080ff] mem PCI: 04:00.2 14 <- [0xf9109000 - 0xf910901f] mem PCI: 04:01.0 missing set_resources PCI: 04:0b.0 10 <- [0x00001010 - 0x00001017] io PCI: 04:0b.0 14 <- [0x00001030 - 0x00001033] io PCI: 04:0b.0 18 <- [0x00001020 - 0x00001027] io PCI: 04:0b.0 1c <- [0x00001040 - 0x00001043] io PCI: 04:0b.0 20 <- [0x00001000 - 0x0000100f] io PCI: 04:0b.0 24 <- [0xf9107000 - 0xf91073ff] mem PCI: 04:0c.0 10 <- [0xf9106000 - 0xf91067ff] mem PCI: 04:0c.0 14 <- [0xf9100000 - 0xf9103fff] mem ASSIGNED RESOURCES, bus 4 PCI: 01:04.0 00 <- [0x00000000 - 0xffffffff] io PCI: 01:04.0 00 <- [0x00000000 - 0xffffffff] mem PCI: 01:04.1 20 <- [0x00002460 - 0x0000246f] io PCI: 01:04.2 10 <- [0x00002440 - 0x0000245f] io PCI: 01:04.5 10 <- [0x00002000 - 0x000020ff] io PCI: 01:04.5 14 <- [0x00002400 - 0x0000243f] io PCI: 01:04.6 missing set_resources ASSIGNED RESOURCES, bus 1 ASSIGNED RESOURCES, bus 0 Allocating VGA resource done. Enabling resourcess... PCI: 00:18.0 cmd <- 00 PCI: 05:01.0 cmd <- 06 PCI: 05:02.0 bridge ctrl <- 003e PCI: 05:02.0 cmd <- 07 PCI: 06:00.0 cmd <- 03 PCI: 01:01.0 bridge ctrl <- 0000 PCI: 01:01.0 cmd <- 07 PCI: 02:09.0 cmd <- 02 PCI: 01:01.1 cmd <- 06 PCI: 01:02.0 bridge ctrl <- 0000 PCI: 01:02.0 cmd <- 07 PCI: 01:02.1 cmd <- 06 PCI: 01:03.0 bridge ctrl <- 0000 PCI: 01:03.0 cmd <- 07 PCI: 04:00.0 cmd <- 02 PCI: 04:00.1 cmd <- 02 PCI: 04:00.2 cmd <- 02 PCI: 04:01.0 missing enable_resources PCI: 04:0b.0 cmd <- 03 PCI: 04:0c.0 cmd <- 02 PCI: 01:04.0 cmd <- 0f PCI: 01:04.1 cmd <- 01 PCI: 01:04.2 cmd <- 01 PCI: 01:04.3 cmd <- 00 PCI: 01:04.5 cmd <- 01 PCI: 01:04.6 missing enable_resources PCI: 00:18.1 cmd <- 00 PCI: 00:18.2 cmd <- 00 PCI: 00:18.3 cmd <- 00 PCI: 00:19.0 cmd <- 00 PCI: 00:19.1 cmd <- 00 PCI: 00:19.2 cmd <- 00 PCI: 00:19.3 cmd <- 00 done. Initializing devices... PCI: 00:18.3 init NB: Function 3 Misc Control.. done. PCI: 00:19.3 init NB: Function 3 Misc Control.. resetting cpu
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YhLu