Native Mode; Mixed Devices Boot And Drive Letter Ordering - HP Dx5150 - Compaq Business Desktop Reference Manual

4.6.2 Native Mode

Use Native mode to access devices attached to add-in cards. Native mode is not supported by
many legacy operating systems. PCI Plug-n-Play BIOS assigns addresses and the IRQ is shared
with multiple controllers. The PCI Configuration Space contains Base Address Registers for the
Command and Control Block.
■
Offset 10h—Primary Command base address
■
Offset 14h—Primary Control base address
■
Offset 18h—Secondary Command base address
■
Offset 1Ch—Secondary Control base address

4.7 Mixed Devices Boot and Drive Letter Ordering

SATA Emulation
Separate IDE Controller
(default). Used with Windows
2000 and XP.
Separate IDE Controller.
Used with Windows 2000
and XP.
Combined with IDE
Controller. Used with
Windows 9x, NT, and Linux.
Combined with IDE
Controller. Used with
Windows 9x, NT, and Linux.
Service Reference Guide, dx5150
Serial and Parallel ATA Drive Guidelines and Features
Hard Drive Order
A. Integrated SATA
B. Integrated IDE
A. Integrated IDE
B. Integrated SATA
A. Integrated SATA
B. Integrated IDE
A. Integrated IDE
B. Integrated SATA
361685-001
HDD Boot and Drive
Letter Ordering
A1. SATA 0
A2. SATA 2
A3. SATA 1
A4. SATA 3
B1. IDE Device 0
B2. IDE Device 1
A1. IDE Device 0
A2. IDE Device 1
B1. SATA 0
B2. SATA 2
B3. SATA 1
B4. SATA 3
A1. SATA 0
A2. SATA 2
B1. IDE Device 0
B2. IDE Device 1
A1. IDE Device 0
A2. IDE Device 1
B1. SATA 0
B2. SATA 2
4–7