| 1 | /*␊ |
| 2 | * platform.c␊ |
| 3 | *␊ |
| 4 | * AsereBLN: cleanup␊ |
| 5 | */␊ |
| 6 | ␊ |
| 7 | #include "libsaio.h"␊ |
| 8 | #include "boot.h"␊ |
| 9 | #include "bootstruct.h"␊ |
| 10 | #include "pci.h"␊ |
| 11 | #include "platform.h"␊ |
| 12 | #include "cpu.h"␊ |
| 13 | ␊ |
| 14 | #ifndef DEBUG_PLATFORM␊ |
| 15 | #define DEBUG_PLATFORM 0␊ |
| 16 | #endif␊ |
| 17 | ␊ |
| 18 | #if DEBUG_PLATFORM␊ |
| 19 | #define DBG(x...)␉printf(x)␊ |
| 20 | #else␊ |
| 21 | #define DBG(x...)␊ |
| 22 | #endif␊ |
| 23 | ␊ |
| 24 | PlatformInfo_t *Platform;␊ |
| 25 | ␊ |
| 26 | /** Return if a CPU feature specified by feature is activated (true) or not (false) */␊ |
| 27 | bool platformCPUFeature(uint32_t feature)␊ |
| 28 | {␊ |
| 29 | ␉return (Platform->CPU.Features & feature) ? true : false;␊ |
| 30 | }␊ |
| 31 | ␊ |
| 32 | /** Return if a CPU Extended feature specified by feature is activated (true) or not (false) */␊ |
| 33 | bool platformCPUExtFeature(uint32_t feature)␊ |
| 34 | {␊ |
| 35 | ␉return (Platform->CPU.ExtFeatures & feature) ? true : false;␊ |
| 36 | }␊ |
| 37 | ␊ |
| 38 | bool platformIsIntel(void)␊ |
| 39 | {␊ |
| 40 | ␉return (Platform->CPU.Vendor == 0x756E6547) ? true : false;␊ |
| 41 | }␊ |
| 42 | ␊ |
| 43 | uint32_t getCPUnCores(void)␊ |
| 44 | {␊ |
| 45 | ␉return Platform->CPU.NoCores;␊ |
| 46 | }␊ |
| 47 | ␊ |
| 48 | uint32_t getCPUnThreads(void)␊ |
| 49 | {␊ |
| 50 | ␉return Platform->CPU.NoThreads;␊ |
| 51 | }␊ |
| 52 | ␊ |
| 53 | uint8_t getCPUModel(void)␊ |
| 54 | {␊ |
| 55 | ␉return Platform->CPU.Model;␊ |
| 56 | }␊ |
| 57 | ␊ |
| 58 | uint8_t getCPUFamily(void)␊ |
| 59 | {␊ |
| 60 | ␉return Platform->CPU.Family;␊ |
| 61 | }␊ |
| 62 | ␊ |
| 63 | bool platformIsServer(void)␊ |
| 64 | {␊ |
| 65 | ␉return (Platform->CPU.isServer) ? true : false;␊ |
| 66 | }␊ |
| 67 | ␊ |
| 68 | bool platformIsMobile(void)␊ |
| 69 | {␊ |
| 70 | ␉return (Platform->CPU.isMobile) ? true : false;␊ |
| 71 | }␊ |
| 72 | ␊ |
| 73 | /** ␊ |
| 74 | Scan platform hardware information, called by the main entry point (common_boot() ) ␊ |
| 75 | _before_ bootConfig xml parsing settings are loaded␊ |
| 76 | */␊ |
| 77 | void scan_platform(void)␊ |
| 78 | {␉␊ |
| 79 | ␉Platform = malloc(sizeof(PlatformInfo_t)); ␊ |
| 80 | ␉memset(Platform, 0, sizeof(PlatformInfo_t));␊ |
| 81 | ␉build_pci_dt();␊ |
| 82 | ␉scan_cpu(Platform);␊ |
| 83 | }␊ |
| 84 | |
