Does the
"Tweaked the PCI address mapping on the X5000 to accommodate a Radeon on the PCIE1 bus"
work with the X5000/40 ?
And should it work with Radeon Northern Island cards such as a Radeon HD6450 ?

Not getting the above combination to boot .

==================================================================================================

U-Boot molsen-2018-10-05 (Oct 05 2018 - 17:02:31)

CPU0: P5040, Version: 2.1, (0x82040021)
Core: e5500, Version: 1.2, (0x80240012)
Clock Configuration:
CPU0:2200 MHz, CPU1:2200 MHz, CPU2:2200 MHz, CPU3:2200 MHz,
CCB:800 MHz,
DDR:800 MHz (1600 MT/s data rate) (Asynchronous), LBC:50 MHz
FMAN1: 600 MHz
FMAN2: 600 MHz
QMAN: 400 MHz
PME: 400 MHz
L1: D-cache 32 KiB enabled
I-cache 32 KiB enabled
Reset Configuration Word (RCW):
00000000: 90e00000 00000000 acac9800 00440000
00000010: 44808c00 ff29a000 68000000 61000000
00000020: 00000000 00000000 00000000 0003000f
00000030: a0000000 00000000 00000000 00000000
Board: CYRUS
36-bit Addressing
I2C: ready
SPI: ready
DRAM: Initializing....using SPD
Detected UDIMM KHX1600C10D3/8G
Detected UDIMM KHX1600C10D3/8G
14 GiB left unmapped
16 GiB (DDR3, 64-bit, CL=10, ECC off)
DDR Controller Interleaving Mode: cache line
DDR Chip-Select Interleaving Mode: CS0+CS1

Local Bus Controller Registers
BR0 0xE0001001 OR0 0xFFF00010
BR1 0xE1001001 OR1 0xFFF00010
BR2 0x00000000 OR2 0x00000000
BR3 0x00000000 OR3 0x00000000
BR4 0x00000000 OR4 0x00000000
BR5 0x00000000 OR5 0x00000000
BR6 0x00000000 OR6 0x00000000
BR7 0x00000000 OR7 0x00000000
LBCR 0x40000000 LCRR 0x80010004
L2: 512 KiB enabled
Corenet Platform Cache: 2 MiB enabled
SERDES: bank 2 disabled
MMC: FSL_SDHC: 0
Board Revision 2210
MAC: 00:04:A3:6B:41:3A
MAC: 00:1E:C0:F8:1F:8A
EEPROM: NXID v0
PCIe1: Root Complex, x4 gen2, regs @ 0xfe200000
01:00.0 - 1002:67ff - Display controller
01:00.1 - 1002:aae0 - Multimedia device
PCIe1: Bus 00 - 01
PCIe2: Root Complex, x4 gen2, regs @ 0xfe201000
03:00.0 - 111d:8092 - Bridge device
04:01.0 - 111d:8092 - Bridge device
05:00.0 - 12d8:e111 - Bridge device
04:02.0 - 111d:8092 - Bridge device
07:00.0 - 1002:6779 - Display controller
07:00.1 - 1002:aa98 - Multimedia device
04:03.0 - 111d:8092 - Bridge device
04:08.0 - 111d:8092 - Bridge device
09:00.0 - 1102:0012 - Multimedia device
04:10.0 - 111d:8092 - Bridge device
PCIe2: Bus 02 - 0a
PCIe3: disabled
PCIe4: disabled
Looking for VGA
PINS: 0xfc000808
videoboot: Booting PCI video card bus 1, function 0, device 0
Begin BIOS POST
End BIOS POST
Setting VESA Mode
Found required VESA mode
About to set mode 279
About to get mode
Got mode 49431 (0xc117)
OK
XSize = 1024 YSize = 768 Base =0xe0000000
mmio_base = 0x80000000
bgx = 0xad55ad55 fgx = 0x0
In: serial
Out: serial
Err: serial
ID: NXID v0
SN: 116400085
UID: 4429431001910051c4afa080a0800000
Errata: ÿÿÿÿÿ ÿ
Build date: 2016/04/19 09:38:08
CRC: 19f7f358
SCSI: scanning bus for devices...
Found 0 device(s).
Net: Initializing Fman

MMC read: dev # 0, block # 56985, count 128 ...
Fman1: Uploading microcode version 106.1.0

MMC read: dev # 0, block # 56985, count 128 ...
Fman2: Uploading microcode version 106.1.0
Tuning PHY @ 3
Tuning PHY @ 7
FM1@DTSEC5, FM2@DTSEC5
USB0: USB EHCI 1.00
scanning bus 0 for devices... EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
3 USB Device(s) found
USB1: USB EHCI 1.00
scanning bus 1 for devices... EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
6 USB Device(s) found
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008d80
SATA0 (3 Gbps)
SATA1 (No RDY)
scanning bus for devices...
Found 0 device(s).
X5000> usb reset
resetting USB...
USB0: USB EHCI 1.00
scanning bus 0 for devices... EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
3 USB Device(s) found
USB1: USB EHCI 1.00
scanning bus 1 for devices... EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
EHCI timed out on TD - token=0x80008c80
6 USB Device(s) found
scanning usb for storage devices... 1 Storage Device(s) found
EHCI timed out on TD - token=0x80008d80
EHCI timed out on TD - token=0x80008d80
X5000> bootmorphos
MorphOS boot loader version 1.10
Failed to scan partitions on device 1
Booting from HDIMG0
Trying to load "bootcyrusplus.img" from "HDIMG0:"...
Loaded "bootcyrusplus.img" from "HDIMG0:", booting...
152.800|
152.800|
152.801| ABox 1.30 (2.7.2018) © 1999-2022 by Ralph Schmidt, Emmanuel Lesueur, Teemu Suikki, Harry Sintonen
152.856| P50X0_InitIDE@0: Drive present
152.861| P50X0_InitIDE@1: Drive not present
152.896| Post-reset SATA delay hack
152.932| Post-reset SATA delay hack
152.986| P50x0 SATA Driver@0: PIO Mode 4
153.002| P50x0 SATA Driver@0: UDMA Mode 6
153.023| ide.device@0: ATA-HD ST2000DX001-1NS1 <DIRECT_ACCESS>
153.029| HandleInterrupt@0: Signature is now 0x00000000
153.034| HandleInterrupt@0: Signature update
153.038| HandleInterrupt@0: Phy ready
153.042| ide.device@0: Mount <DH1>
153.045| ide.device@0: Partition <DH1> DosType 0x53465300 BootPri 0
153.051| ide.device@0: Mount <DH2>
153.054| ide.device@0: Partition <DH2> DosType 0x53465300
153.059| ide.device@0: Mount <DH3>
153.062| ide.device@0: Partition <DH3> DosType 0x53465300
157.192| usbscsi.device@0: Mount <HDIMG0>
157.196| usbscsi.device@0: Partition <HDIMG0> DosType 0x444f5307 BootPri 15
157.367| Radeon: Failed to read BIOS ROM
157.370| InitBoard: breaking at CRTC2
157.374| InitBoard: skipping AtomBIOS_AsicInit
157.891| Radeon: Timeout while waiting for display controller to be idle
158.403| Radeon: Timeout while waiting for display line buffer to initialise