Instruction manual

11 CPU Power Up and Initialization
11.1 Processor initialization ........................................ 11–1
11.1.1 Power-On Reset Sequence . . ................................ 11–2
11.1.2 SROM Sequence . . ........................................ 11–2
11.1.3 SYSROM Sequence ....................................... 11–2
11.2 Bcache Initialization . ........................................ 11–3
12 Firmware: Overview
12.1 Overview of Power-Up Initialization Code . . ....................... 12–3
12.2 Overview of the Console ....................................... 12–4
12.3 Overview of Extended Self-Test/Utilities . . . ....................... 12–4
12.4 Overview of PALcode . ........................................ 12–4
12.5 Overview of the MIPS Emulator ................................ 12–5
13 DEC 3000 AXP Firmware ROMs
13.1 DEC 3000 AXP Firmware ROM Format . . . ....................... 13–1
13.2 System and I/O ROM Contents . ................................ 13–1
13.3 System ROM Format . ........................................ 13–3
14 Powerup Initialization and Firmware Entry
14.1 Power-On Initialization Flow . . . ................................ 14–1
14.2 Power-On Output ............................................ 14–5
14.3 Map of Memory Following Power-Up Initialization . . . ............... 14–6
14.4 Machine State Following Power-Up Initialization ................... 14–7
14.5 System Firmware Entry....................................... 14–9
14.5.1 Restart . ................................................ 14–9
14.5.2 Boot . . . ................................................ 14–9
14.5.3 Halt . . . ................................................ 14–12
14.5.4 Reentry Control . . ........................................ 14–13
15 Configuration
15.1 Main Configuration Table ..................................... 15–2
15.2 Device Configuration Tables .................................... 15–3
15.2.1 Kernel-Resident Device Configuration Table .................... 15–3
15.2.2 TURBOchannel Device Configuration Table..................... 15–6
16 Console
16.1 Console Device .............................................. 16–1
16.1.1 Capabilities of Built-in Console Terminal: Keyboard .............. 16–2
16.1.2 Capabilities of Built-in Console Terminal: Display ............... 16–2
16.1.3 Attached Terminals ....................................... 16–3
16.1.4 Built-In Terminals ........................................ 16–3
16.2 Console Saved State . . ........................................ 16–4
16.3 Console Program ............................................ 16–4
16.3.1 Entering and Exiting From Console Mode ...................... 16–4
16.3.2 Console Operation ........................................ 16–5
16.4 Console Commands . . ........................................ 16–7
16.4.1 BOOT . . ................................................ 16–7
16.4.2 CONTINUE ............................................. 16–9
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