Quadtel Corporation Quadtel AT Compatible BIOS 3190-J AirPort Loop ========================== Costa Mesa, CA 92626 00 Not defined 04 Register Test 06 System Hardware Initialization 08 Initialize Chip Set Registers 0A BIOS ROM Checksum 0C DMA Page Register Test 0E 8254 Timer Test 10 8254 Timer Initialization 12 8237 DMA Controller Test 14 8237 DMA Initialization 16 Initialize 8259/Reset Coprocessor 18 8259 Interrupt Controller Test 1A Memory Refresh Test 1C Base 64KB Address Test 1E Base 64KB Memory Test 20 Base 64KB Test (Upper 16 bits) 22 8742 Keyboard Self Test 24 MC146818 CMOS Test 26 Start First Protected Mode Test 28 Memory Sizing Test 2A Autosize Memory Chips 2C Chip Interleave Enable Test 2E First Protected Mode Test Exit 30 Unexpected Shutdown 32 System Board Memory Size 34 Relocate Shadow Ram if Configured 36 Configure EMS System 38 Configure Wait States 3A ReTest 64K Base RAM 3C CPU Speed Calculation 3E Get Switches From 8042 40 Configure CPU Speed 42 Initialize Interrupt Vectors 44 Verify Video Configuration 46 Initialize Video System 48 Test Unexpected Interrupts 4A Start Second Protected Mode Test 4C Verify LDT Instruction 4E Verify TR Instruction 50 Verify LSL Instruction 52 Verify LAR Instruction 54 Verify VERR Instruction 56 Unexpected Exception 58 Address Line 20 Test 5A Keyboard Ready Test 5C Determine AT or XT Keyboard 5E Start Third Protected Mode Test 60 Base Memory Test 62 Base Memory Address Test 64 Shadow Memory Test 66 Extended Memory Test 68 Extended Address Test 6A Determine Memory Size 6C Display Error Messages 6E Copy BIOS to Shadow Memory 70 8254 Clock Test 72 MC146818 Real Time Clock Test 74 Keyboard Stuck Key Test 76 Initialize Hardware Interrupt Vectors 78 Math Coprocessor Test 7A Determine COM Ports Available 7C Determine LPT Ports Available 7E Initialize BIOS Data Area 80 Determine Floppy/Fixed Controller 82 Floppy Disk Test 84 Fixed Disk Test 86 External ROM Scan 88 System Key Lock Test 8A Wait for F1 Key Pressed 8C Final System Initialization 8E Interrupt 19 Boot Loader b0 Unexpected Interrupt