user manual

Booting and Restarting 187Bug 4-5
Starting Up 187Bug 4-6
Autoboot 4-6
Autoboot Sequence 4-6
ROMboot 4-7
ROMboot Sequence 4-7
Network Boot 4-8
Network Boot Sequence 4-8
Restarting the System 4-9
Reset 4-10
Abort 4-10
Break 4-11
SYSFAIL* Assertion/Negation 4-12
MPU Clock Speed Calculation 4-12
Disk I/O Support 4-13
Disk Support Facilities 4-13
Parameter Tables 4-13
Supported Controllers 4-13
Blocks Versus Sectors 4-14
Device Probe Function 4-14
Disk I/O via 187Bug Commands 4-15
IOI (Input/Output Inquiry) 4-15
IOP (Physical I/O to Disk) 4-15
IOT (I/O Teach) 4-15
IOC (I/O Control) 4-15
BO (Bootstrap Operating System) 4-15
BH (Bootstrap and Halt) 4-16
Disk I/O via 187Bug System Calls 4-16
Controller Command Packets 4-16
Default 187Bug Controller and Device Parameters 4-17
Disk I/O Error Codes 4-18
Network I/O Support 4-19
Intel 82596 LAN Coprocessor Ethernet Driver 4-19
UDP/IP Protocol Modules 4-19
RARP/ARP Protocol Modules 4-20
BOOTP Protocol Module 4-20
TFTP Protocol Module 4-20
Network Boot Control Module 4-20
Network I/O Error Codes 4-21
Multiprocessor Support 4-21
Multiprocessor Control Register (MPCR) Method 4-21