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Code (hex) | Name | Description |
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43 | Test Stuck 8259's | Turn off interrupts then verify no interrupt mask register is on. |
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| Interrupt Bits |
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| Test 8259 Interrupt | Force an interrupt and verify the interrupt occurred. |
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| Functionality |
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44 | Reserved |
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45 | Reserved |
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46 | Reserved |
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47 | Set EISA Mode | If EISA |
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| initialization. If not, execute ISA tests an clear EISA mode flag. |
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48 | Reserved |
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49 | Size Base and | Size base memory from 256K to 640K and extended memory |
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| Extended Memory | above 1MB. |
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4A | Reserved |
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4B | Reserved |
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4C | Reserved |
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4D | Reserved |
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4E | Test Base and | Test base memory from 256K to 640K and extended memory |
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| Extended Memory | above 1MB using various patterns. |
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| NOTE: This test is skipped in EISA mode and can be skipped |
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| with ESC key in ISA mode. |
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4F | Reserved |
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50 | USB init | Initialize USB controller |
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51 | Reserved |
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52 | Memory Test | Test all memory of memory above 1MB using Virtual 8086 mode, |
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| page mode and clear the memory |
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53 | Reserved |
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54 | Reserved |
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55 | CPU display | Detect CPU speed and display CPU vendor specific version |
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| string and turn on all necessary CPU features |
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56 | Reserved |
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57 | PnP Init | Display PnP logo and PnP early init |
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58 | Reserved |
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59 | Setup Virus Protect | Setup virus protect according to Setup |
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5A | Reserved |
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5B | Awdflash Load | If required, will auto load Awdflash.exe in POST |
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5C | Reserved |
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5D | Onboard I/O Init | Initializing onboard superIO |
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