Texas Instruments EXTENSA 570CD User Manual

Page 77

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Checkpoint

No.

Description

D4h

Normal POST start

35h

Shutdown test in-progress or failure

36h

Gate A20 failure

37h

Unexpected interrupt in protected mode

38h

RAM test in-progress or failure above address
0FFFFh

3Ah

Interval timer channel 2 test in-progress or
failure

3Bh

Time-Of-Day clock test in-progress or failure

3Ch

Serial port test test in-progress or failure

3Dh

Parallel port test test in-progress or failure

3Eh

Math Coprocessor test in-progress or failure

50h

Initial M1429

52h

Dynamic Memory Configuration and check
external Cache size

53h

Shadow BIOS

54h

Perform PCI device initialization

55h

Check CMOS checksum

56h

Check CMOS config against actual

57h

Enable/disable enternal cache

5Fh

Initial PnP device nodes

90h

Enable/disable external cache

70h

For PCI

71h

For PCI

72h

For PCI

73h

For PCI

74h

For PCI

75h

For PCI

76h

Begin PCI devices initialization

77h

Configures PCI VGA devices

78h

Except VGA

79h

Begin PCI service routines

7Ah

PCI Option ROM initialization

A-4 Error Messages

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