| 1 | /* @title: Bootstages */ |
| 2 | #include <stdint.h> |
| 3 | #pragma once |
| 4 | |
| 5 | enum bootstage : uint8_t { |
| 6 | BOOTSTAGE_NONE, |
| 7 | BOOTSTAGE_EARLY_FB, /* Console can be printed to */ |
| 8 | |
| 9 | BOOTSTAGE_EARLY_ALLOCATORS, /* Early non-topology aware |
| 10 | * allocators available */ |
| 11 | |
| 12 | BOOTSTAGE_EARLY_DEVICES, /* Early devices (ACPI, LAPIC, HPET) brought up */ |
| 13 | |
| 14 | BOOTSTAGE_MID_MP, /* APs exit busy-spin and enter idle thread */ |
| 15 | |
| 16 | BOOTSTAGE_MID_TOPOLOGY, /* Topology parsed */ |
| 17 | |
| 18 | BOOTSTAGE_MID_ALLOCATORS, /* Allocators are topology aware */ |
| 19 | |
| 20 | BOOTSTAGE_LATE, /* Rest of kernel is brought up -- filesystems, |
| 21 | * drivers, etc. almost all |
| 22 | * features are available in APIs */ |
| 23 | |
| 24 | BOOTSTAGE_COMPLETE, /* Complete - enter init */ |
| 25 | |
| 26 | BOOTSTAGE_COUNT, |
| 27 | }; |
| 28 | |
| 29 | extern const char *bootstage_str[BOOTSTAGE_COUNT]; |
| 30 | |
| 31 | /* This is a bit goofy, but we use it when global.bootstage can't be used, |
| 32 | * often due to header file recursion soup and other happenings */ |
| 33 | enum bootstage bootstage_get(); |
| 34 | void bootstage_advance(enum bootstage new); |
| 35 | |