Function report |
Source Code:arch\x86\kernel\mpparse.c |
Create Date:2022-07-28 08:25:50 |
| Last Modify:2020-03-16 21:44:10 | Copyright©Brick |
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| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Scan the memory blocks for an SMP configuration block.
Proto:void __init default_get_smp_config(unsigned int early)
Type:void
Parameter:
| Type | Parameter | Name |
|---|---|---|
| unsigned int | early |
| 507 | If Not smp_found_config Then Return |
| 510 | If Not mpf_found Then Return |
| 513 | If acpi_lapic && early Then Return |
| 520 | If acpi_lapic && acpi_ioapic Then Return |
| 523 | mpf = early_memremap(mpf_base, size of mpf ) |
| 524 | If Not mpf Then |
| 525 | pr_err("MPTABLE: error mapping MP table\n") |
| 526 | Return |
| 529 | pr_info("Intel MultiProcessor Specification v1.%d\n", Specification version ) |
| 543 | If Standard or configuration ? Then |
| 544 | If early Then |
| 549 | Go to out |
| 552 | pr_info("Default MP configuration #%d\n", Standard or configuration ? ) |
| 555 | Else if Configuration table address Then |
| 556 | If check_physptr(mpf, early) Then Go to out |
| 558 | Else BUG() |
| 561 | If Not early Then pr_info("Processors: %d\n", num_processors) |
| 566 | out : |
| 567 | early_memunmap(mpf, size of mpf ) |
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