[v1.05][X86] Hygon logo and uarch detection (#244)

Makefile

@@ -32,8 +32,8 @@ ifneq ($(OS),Windows_NT)
 		CFLAGS += -DARCH_PPC -std=gnu99 -fstack-protector-all -Wno-language-extension-token
 	else ifeq ($(arch), $(filter $(arch), arm aarch64_be aarch64 arm64 armv8b armv8l armv7l armv6l))
 		SRC_DIR=src/arm/
-		SOURCE += $(COMMON_SRC) $(SRC_DIR)midr.c $(SRC_DIR)uarch.c $(SRC_COMMON)soc.c $(SRC_DIR)soc.c $(SRC_DIR)udev.c
-		HEADERS += $(COMMON_HDR) $(SRC_DIR)midr.h $(SRC_DIR)uarch.h  $(SRC_COMMON)soc.h $(SRC_DIR)soc.h $(SRC_DIR)udev.c $(SRC_DIR)socs.h
+		SOURCE += $(COMMON_SRC) $(SRC_DIR)midr.c $(SRC_DIR)uarch.c $(SRC_COMMON)soc.c $(SRC_DIR)soc.c $(SRC_COMMON)pci.c $(SRC_DIR)udev.c
+		HEADERS += $(COMMON_HDR) $(SRC_DIR)midr.h $(SRC_DIR)uarch.h  $(SRC_COMMON)soc.h $(SRC_DIR)soc.h $(SRC_COMMON)pci.h $(SRC_DIR)udev.c $(SRC_DIR)socs.h
 		CFLAGS += -DARCH_ARM -Wno-unused-parameter -std=c99 -fstack-protector-all
 
 		os := $(shell uname -s)

src/arm/soc.c

@@ -8,6 +8,7 @@
 #include "udev.h"
 #include "uarch.h"
 #include "../common/global.h"
+#include "../common/pci.h"
 
 #if defined(__APPLE__) || defined(__MACH__)
   #include "sysctl.h"
@@ -834,6 +835,43 @@ struct system_on_chip* guess_soc_from_uarch(struct system_on_chip* soc, struct c
   return soc;
 }
 
+struct system_on_chip* guess_soc_from_pci(struct system_on_chip* soc, struct cpuInfo* cpu) {
+  struct pci_devices * pci = get_pci_devices();
+  if (pci == NULL) {
+    printWarn("guess_soc_from_pci: Unable to find suitable PCI devices");
+    return soc;
+  }
+
+  typedef struct {
+    uint16_t vendor_id;
+    uint16_t device_id;
+    struct system_on_chip soc;
+  } pciToSoC;
+
+  pciToSoC socFromPCI[] = {
+    {PCI_VENDOR_NVIDIA, PCI_DEVICE_TEGRA_X1, {SOC_TEGRA_X1, SOC_VENDOR_NVIDIA,  20, "Tegra X1", NULL} },
+    // {PCI_VENDOR_NVIDIA, PCI_DEVICE_GH_200,{SOC_GH_200,   SOC_VENDOR_NVIDIA,  ?, "Grace Hopper", NULL} },
+    {0x0000,            0x0000,              {UNKNOWN,      SOC_VENDOR_UNKNOWN, -1,          "", NULL} }
+  };
+
+  int index = 0;
+  while (socFromPCI[index].vendor_id != 0x0) {
+    for (int i=0; i < pci->num_devices; i++) {
+      struct pci_device * dev = pci->devices[i];
+
+      if (socFromPCI[index].vendor_id == dev->vendor_id &&
+          socFromPCI[index].device_id == dev->device_id) {
+        fill_soc(soc, socFromPCI[index].soc.soc_name, socFromPCI[index].soc.soc_model, socFromPCI[index].soc.process);
+        return soc;
+      }
+    }
+    index++;
+  }
+
+  printWarn("guess_soc_from_pci: No PCI device matched the list");
+  return soc;
+}
+
 int hex2int(char c) {
   if (c >= '0' && c <= '9')
     return c - '0';
@@ -1004,14 +1042,18 @@ struct system_on_chip* get_soc(struct cpuInfo* cpu) {
       printWarn("SoC detection failed using Android: Found '%s' string", soc->raw_name);
     }
 #endif // ifdef __ANDROID__
-    // If cpufinfo/Android (if available) detection fails, try with nvmem
+    // If previous steps failed, try with nvmem
     if(soc->soc_vendor == SOC_VENDOR_UNKNOWN) {
       soc = guess_soc_from_nvmem(soc);
     }
-    // If everything else failed, try infering it from the microarchitecture
+    // If previous steps failed, try infering it from the microarchitecture
     if(soc->soc_vendor == SOC_VENDOR_UNKNOWN) {
       soc = guess_soc_from_uarch(soc, cpu);
     }
+    // If previous steps failed, try infering it from the pci device id
+    if(soc->soc_vendor == SOC_VENDOR_UNKNOWN) {
+      soc = guess_soc_from_pci(soc, cpu);
+    }
   }
 #elif defined __APPLE__ || __MACH__
   soc = guess_soc_apple(soc);

src/arm/socs.h

@@ -363,6 +363,8 @@ enum {
   SOC_GOOGLE_TENSOR,
   SOC_GOOGLE_TENSOR_G2,
   SOC_GOOGLE_TENSOR_G3,
+  // NVIDIA,
+  SOC_TEGRA_X1,
   // UNKNOWN
   SOC_MODEL_UNKNOWN
 };
@@ -378,6 +380,7 @@ inline static VENDOR get_soc_vendor_from_soc(SOC soc) {
   else if(soc >= SOC_ALLWINNER_A10 && soc <= SOC_ALLWINNER_R328) return SOC_VENDOR_ALLWINNER;
   else if(soc >= SOC_ROCKCHIP_3288 && soc <= SOC_ROCKCHIP_3588) return SOC_VENDOR_ROCKCHIP;
   else if(soc >= SOC_GOOGLE_TENSOR && soc <= SOC_GOOGLE_TENSOR_G3) return SOC_VENDOR_GOOGLE;
+  else if(soc >= SOC_TEGRA_X1 && soc <= SOC_TEGRA_X1) return SOC_VENDOR_NVIDIA;
   return SOC_VENDOR_UNKNOWN;
 }
 

src/arm/uarch.c

@@ -324,6 +324,8 @@ int get_number_of_vpus(struct cpuInfo* cpu) {
       return 3;
     case UARCH_ICESTORM:    // [https://dougallj.github.io/applecpu/icestorm-simd.html]
     case UARCH_BLIZZARD:    // [https://en.wikipedia.org/wiki/Comparison_of_ARM_processors]
+    case UARCH_TAISHAN_V110:// [https://www-file.huawei.com/-/media/corp2020/pdf/publications/huawei-research/2022/huawei-research-issue1-en.pdf]: "128-bit x 2 for single precision"
+    case UARCH_TAISHAN_V200:// Not confirmed, asssuming same as v110
     case UARCH_CORTEX_A57:  // [https://www.anandtech.com/show/8718/the-samsung-galaxy-note-4-exynos-review/5]
     case UARCH_CORTEX_A72:  // [https://www.anandtech.com/show/10347/arm-cortex-a73-artemis-unveiled/2]
     case UARCH_CORTEX_A73:  // [https://www.anandtech.com/show/10347/arm-cortex-a73-artemis-unveiled/2]

src/common/ascii.h

@@ -105,6 +105,19 @@ $C1  MMM  :MMM      NMM  dMMK   dMMX            MMN   \
 $C1  MMM  :MMM      NMM  dMMMoo  OMM0....:Nx.   MMN   \
 $C1  MMM  :WWW      XWW   lONMM   'xXMMMMNOc    MMN   "
 
+#define ASCII_HYGON \
+"$C1                                                   \
+$C1                                                   \
+$C1                                                   \
+$C1 ##    ##  ##    ##  ######     ######    ##    #  \
+$C1 ##....##   ##  ##  ##        ##      ##  ####  #  \
+$C1 ########     ##    ##    ##. ##      ##  #  ####  \
+$C1 ##    ##     ##    *######.    ######    #    ##  \
+$C1                                                   \
+$C1                                                   \
+$C1                                                   \
+$C1                                                   "
+
 #define ASCII_SNAPD \
 "              $C1@@$C2########               \
            $C1@@@@@$C2###########            \
@@ -360,6 +373,27 @@ $C1##########@@@@@@@@@@@@@@@@############## \
 $C1######################################## \
 $C1  ####################################   "
 
+#define ASCII_NVIDIA \
+"$C1               'cccccccccccccccccccccccccc   \
+$C1               ;oooooooooooooooooooooooool   \
+$C1           .:::.     .oooooooooooooooooool   \
+$C1      .:cll;   ,c:::.     cooooooooooooool   \
+$C1   ,clo'      ;.   oolc:     ooooooooooool   \
+$C1.cloo    ;cclo .      .olc.    coooooooool   \
+$C1oooo   :lo,    ;ll;    looc    :oooooooool   \
+$C1 oooc   ool.   ;oooc;clol    :looooooooool   \
+$C1  :ooc   ,ol;  ;oooooo.   .cloo;     loool   \
+$C1    ool;   .olc.       ,:lool        .lool   \
+$C1      ool:.    ,::::ccloo.        :clooool   \
+$C1         oolc::.            ':cclooooooool   \
+$C1               ;oooooooooooooooooooooooool   \
+$C1                                             \
+$C1                                             \
+$C2######.  ##   ##  ##  ######   ##    ###     \
+$C2##   ##  ##   ##  ##  ##   ##  ##   #: :#    \
+$C2##   ##   ## ##   ##  ##   ##  ##  #######   \
+$C2##   ##    ###    ##  ######   ## ##     ##  "
+
 // --------------------- LONG LOGOS ------------------------- //
 #define ASCII_AMD_L \
 "$C1                                                              \
@@ -492,6 +526,23 @@ $C1        ###########. ############                 \
 $C1            ################                      \
 $C1                 #######                          "
 
+#define ASCII_NVIDIA_L \
+"$C1                  MMMMMMMMMMMMMMMMMMMMMMMMMMMMMM  \
+$C1                  MMMMMMMMMMMMMMMMMMMMMMMMMMMMMM  \
+$C1                .::   'MMMMMMMMMMMMMMMMMMMMMMMMM  \
+$C1           ccllooo;:;.       ;MMMMMMMMMMMMMMMMMM  \
+$C1       cloc       :ooollcc:     :MMMMMMMMMMMMMMM  \
+$C1    cloc      :ccl;      lolc,     ;MMMMMMMMMMMM  \
+$C1.cloo:    :clo    ;c:      .ool;     MMMMMMMMMMM  \
+$C1  ooo:    ooo     :ool,  .cloo.    ;lMMMMMMMMMMM  \
+$C1   ooo:    ooc    :ooooccooo.    :MMMM  lMMMMMMM  \
+$C1     ooc.   ool:  :oooooo'    ,cloo.        MMMM  \
+$C1      ool:.    olc:       .:cloo.          :MMMM  \
+$C1         olc,     ;:::cccloo.          :MMMMMMMM  \
+$C1            olcc::;              ,:ccloMMMMMMMMM  \
+$C1                  :......oMMMMMMMMMMMMMMMMMMMMMM  \
+$C1                  :lllMMMMMMMMMMMMMMMMMMMMMMMMMM  "
+
 typedef struct ascii_logo asciiL;
 
 //                        +-----------------------------------------------------------------------------------------------------------------+
@@ -500,6 +551,7 @@ typedef struct ascii_logo asciiL;
 asciiL logo_amd         = { ASCII_AMD,         39, 15, false, {C_FG_WHITE, C_FG_GREEN},                       {C_FG_WHITE,   C_FG_GREEN}   };
 asciiL logo_intel       = { ASCII_INTEL,       48, 14, false, {C_FG_CYAN},                                    {C_FG_CYAN,    C_FG_WHITE}   };
 asciiL logo_intel_new   = { ASCII_INTEL_NEW,   51,  9, false, {C_FG_CYAN},                                    {C_FG_CYAN,    C_FG_WHITE}   };
+asciiL logo_hygon       = { ASCII_HYGON,       51, 11, false, {C_FG_RED},                                     {C_FG_RED,     C_FG_WHITE}   };
 asciiL logo_snapd       = { ASCII_SNAPD,       39, 16, false, {C_FG_RED, C_FG_WHITE},                         {C_FG_RED,     C_FG_WHITE}   };
 asciiL logo_mtk         = { ASCII_MTK,         59,  5, false, {C_FG_BLUE, C_FG_YELLOW},                       {C_FG_BLUE,    C_FG_YELLOW}  };
 asciiL logo_exynos      = { ASCII_EXYNOS,      22, 13, true,  {C_BG_BLUE, C_FG_WHITE},                        {C_FG_BLUE,    C_FG_WHITE}   };
@@ -516,6 +568,7 @@ asciiL logo_riscv       = { ASCII_RISCV,       63, 18, false, {C_FG_CYAN, C_FG_Y
 asciiL logo_sifive      = { ASCII_SIFIVE,      48, 19, true,  {C_BG_WHITE, C_BG_BLACK},                       {C_FG_WHITE,   C_FG_BLUE}    };
 asciiL logo_starfive    = { ASCII_STARFIVE,    33, 17, false, {C_FG_WHITE},                                   {C_FG_WHITE,   C_FG_BLUE}    };
 asciiL logo_sipeed      = { ASCII_SIPEED,      41, 16, true,  {C_BG_RED, C_BG_WHITE},                         {C_FG_RED,     C_FG_WHITE}   };
+asciiL logo_nvidia      = { ASCII_NVIDIA,      45, 19, false, {C_FG_GREEN, C_FG_WHITE},                       {C_FG_WHITE,   C_FG_GREEN}   };
 
 // Long variants          | ----------------------------------------------------------------------------------------------------------------|
 asciiL logo_amd_l       = { ASCII_AMD_L,       62, 19, true,  {C_BG_WHITE, C_BG_GREEN},                       {C_FG_WHITE, C_FG_GREEN}     };
@@ -525,6 +578,7 @@ asciiL logo_arm_l       = { ASCII_ARM_L,       60,  8, true,  {C_BG_CYAN},
 asciiL logo_ibm_l       = { ASCII_IBM_L,       62, 13, true,  {C_BG_CYAN, C_FG_WHITE},                        {C_FG_CYAN,  C_FG_WHITE}     };
 asciiL logo_starfive_l  = { ASCII_STARFIVE_L,  50, 22, false, {C_FG_WHITE},                                   {C_FG_WHITE, C_FG_BLUE}      };
 asciiL logo_sifive_l    = { ASCII_SIFIVE_L,    53, 21, true,  {C_BG_WHITE, C_BG_BLACK},                       {C_FG_WHITE, C_FG_CYAN}      };
+asciiL logo_nvidia_l    = { ASCII_NVIDIA_L,    50, 15, false, {C_FG_GREEN, C_FG_WHITE},                       {C_FG_WHITE, C_FG_GREEN}     };
 asciiL logo_unknown     = { NULL,               0,  0, false, {COLOR_NONE},                                   {COLOR_NONE, COLOR_NONE}     };
 
 #endif

src/common/cpu.h

@@ -8,6 +8,7 @@ enum {
 // ARCH_X86
   CPU_VENDOR_INTEL,
   CPU_VENDOR_AMD,
+  CPU_VENDOR_HYGON,
 // ARCH_ARM
   CPU_VENDOR_ARM,
   CPU_VENDOR_APPLE,
@@ -32,6 +33,7 @@ enum {
 enum {
   HV_VENDOR_KVM,
   HV_VENDOR_QEMU,
+  HV_VENDOR_VBOX,
   HV_VENDOR_HYPERV,
   HV_VENDOR_VMWARE,
   HV_VENDOR_XEN,

src/common/global.c

@@ -21,7 +21,7 @@
 #endif
 
 #ifdef ARCH_X86
-  static const char* ARCH_STR = "x86_64 build";
+  static const char* ARCH_STR = "x86 / x86_64 build";
   #include "../x86/cpuid.h"
 #elif ARCH_PPC
   static const char* ARCH_STR = "PowerPC build";

src/common/pci.c

@@ -0,0 +1,178 @@
+#define _GNU_SOURCE
+
+#include <sys/stat.h>
+#include <dirent.h>
+
+#include "udev.h"
+#include "global.h"
+#include "pci.h"
+
+#ifndef PATH_MAX
+  #define PATH_MAX 1024
+#endif
+
+#define PCI_PATH "/sys/bus/pci/devices/"
+#define MAX_LENGTH_PCI_DIR_NAME 1024
+
+/*
+ * doc: https://wiki.osdev.org/PCI#Class_Codes
+ *      https://pci-ids.ucw.cz/read/PC
+ */
+#define PCI_VENDOR_ID_AMD    0x1002
+#define CLASS_VGA_CONTROLLER 0x0300
+#define CLASS_3D_CONTROLLER  0x0302
+
+// Return a list of PCI devices containing only
+// the sysfs path
+struct pci_devices * get_pci_paths(void) {
+  DIR *dirp;
+
+  if ((dirp = opendir(PCI_PATH)) == NULL) {
+    perror("opendir");
+    return NULL;
+  }
+
+  struct dirent *dp;
+  int numDirs = 0;  
+  errno = 0;
+
+  while ((dp = readdir(dirp)) != NULL) {
+    if (strcmp(dp->d_name, ".") != 0 && strcmp(dp->d_name, "..") != 0)
+      numDirs++;
+  }  
+  if (errno != 0) {
+    perror("readdir");
+    return NULL;
+  }
+
+  rewinddir(dirp);
+
+  struct pci_devices * pci = emalloc(sizeof(struct pci_devices));
+  pci->num_devices = numDirs;
+  pci->devices = emalloc(sizeof(struct pci_device) * pci->num_devices);
+  char * full_path = emalloc(PATH_MAX * sizeof(char));
+  struct stat stbuf;
+  int i = 0;
+
+  while ((dp = readdir(dirp)) != NULL) {
+    if (strcmp(dp->d_name, ".") == 0 || strcmp(dp->d_name, "..") == 0)
+      continue;
+
+    if (strlen(dp->d_name) > MAX_LENGTH_PCI_DIR_NAME) {
+      printErr("Directory name is too long: %s", dp->d_name);
+      return NULL;
+    }
+
+    memset(full_path, 0, PATH_MAX * sizeof(char));
+    snprintf(full_path, min(strlen(PCI_PATH) + strlen(dp->d_name) + 1, PATH_MAX), "%s%s", PCI_PATH, dp->d_name);    
+
+    if (stat(full_path, &stbuf) == -1) {
+      perror("stat");
+      return NULL;
+    }
+
+    if ((stbuf.st_mode & S_IFMT) == S_IFDIR) {
+      int strLen = min(MAX_LENGTH_PCI_DIR_NAME, strlen(dp->d_name)) + 1;
+      pci->devices[i] = emalloc(sizeof(struct pci_device));
+      pci->devices[i]->path = ecalloc(sizeof(char), strLen);
+      strncpy(pci->devices[i]->path, dp->d_name, strLen);
+      i++;
+    }        
+  }
+  if (errno != 0) {
+    perror("readdir");
+    return NULL;
+  }
+
+  return pci;
+}
+
+// For each PCI device in the list pci, fetch its vendor and 
+// device id using sysfs (e.g., /sys/bus/pci/devices/XXX/{vendor/device})
+void populate_pci_devices(struct pci_devices * pci) {
+  int filelen;
+  char* buf;
+
+  for (int i=0; i < pci->num_devices; i++) {
+    struct pci_device* dev = pci->devices[i];
+    int path_size = strlen(PCI_PATH) + strlen(dev->path) + 2;
+
+    // Read vendor_id
+    char *vendor_id_path = emalloc(sizeof(char) * (path_size + strlen("vendor")));
+    sprintf(vendor_id_path, "%s/%s/%s", PCI_PATH, dev->path, "vendor");
+    
+    if ((buf = read_file(vendor_id_path, &filelen)) == NULL) {
+      printWarn("read_file: %s: %s\n", vendor_id_path, strerror(errno));
+      dev->vendor_id = 0;
+    }
+    else {
+      dev->vendor_id = strtol(buf, NULL, 16);
+    }
+
+    // Read device_id
+    char *device_id_path = emalloc(sizeof(char) * (path_size + strlen("device")));
+    sprintf(device_id_path, "%s/%s/%s", PCI_PATH, dev->path, "device");
+
+    if ((buf = read_file(device_id_path, &filelen)) == NULL) {
+      printWarn("read_file: %s: %s\n", device_id_path, strerror(errno));
+      dev->device_id = 0;
+    }
+    else {
+      dev->device_id = strtol(buf, NULL, 16);
+    }
+
+    free(vendor_id_path);
+    free(device_id_path);
+  }
+}
+
+// Right now, we are interested in PCI devices which
+// vendor is NVIDIA (to be extended in the future).
+// Should we also restrict to VGA controllers only?
+bool pci_device_is_useful(struct pci_device* dev) {
+  return dev->vendor_id == PCI_VENDOR_NVIDIA;
+}
+
+// Filter the input list in order to get only those PCI devices which 
+// we are interested in (decided by pci_device_is_useful)
+// and return the filtered result.
+struct pci_devices * filter_pci_devices(struct pci_devices * pci) {
+  int * devices_to_get = emalloc(sizeof(int) * pci->num_devices);
+  int dev_ptr = 0;
+
+  for (int i=0; i < pci->num_devices; i++) {
+    if (pci_device_is_useful(pci->devices[i])) {
+      devices_to_get[dev_ptr] = i;
+      dev_ptr++;
+    }
+  }
+
+  struct pci_devices * pci_filtered = emalloc(sizeof(struct pci_devices));
+  pci_filtered->num_devices = dev_ptr;
+
+  if (pci_filtered->num_devices == 0) {
+    pci_filtered->devices = NULL;
+  }
+  else {
+    pci_filtered->devices = emalloc(sizeof(struct pci_device) * pci_filtered->num_devices);  
+
+    for (int i=0; i < pci_filtered->num_devices; i++)
+      pci_filtered->devices[i] = pci->devices[devices_to_get[i]];
+  }
+
+  return pci_filtered;
+}
+
+// Return a list of PCI devices that could be used to infer the SoC.
+// The criteria to determine which devices are suitable for this task
+// is decided in filter_pci_devices.
+struct pci_devices * get_pci_devices(void) {
+  struct pci_devices * pci = get_pci_paths();
+
+  if (pci == NULL)
+    return NULL;
+
+  populate_pci_devices(pci);  
+
+  return filter_pci_devices(pci);
+}

src/common/pci.h

@@ -0,0 +1,20 @@
+#ifndef __PCI__
+#define __PCI__
+
+#define PCI_VENDOR_NVIDIA 0x10de
+#define PCI_DEVICE_TEGRA_X1 0x0faf
+
+struct pci_device {
+  char * path;
+  uint16_t vendor_id;
+  uint16_t device_id;
+};
+
+struct pci_devices {
+  struct pci_device ** devices;
+  int num_devices;
+};
+
+struct pci_devices * get_pci_devices(void);
+
+#endif

src/common/printer.c

@@ -336,6 +336,13 @@ struct ascii_logo* choose_ascii_art_aux(struct ascii_logo* logo_long, struct asc
   }
 }
 
+// https://no-color.org/
+bool is_color_enabled(void) {
+  const char *var_name = "NO_COLOR";
+  char *no_color = getenv(var_name);
+  return no_color == NULL || no_color[0] == '\0';
+}
+
 void choose_ascii_art(struct ascii* art, struct color** cs, struct terminal* term, int lf) {
   // 1. Choose logo
 #ifdef ARCH_X86
@@ -350,6 +357,9 @@ void choose_ascii_art(struct ascii* art, struct color** cs, struct terminal* ter
   else if(art->vendor == CPU_VENDOR_AMD) {
     art->art = choose_ascii_art_aux(&logo_amd_l, &logo_amd, term, lf);
   }
+  else if(art->vendor == CPU_VENDOR_HYGON) {
+    art->art = &logo_hygon;
+  }
   else {
     art->art = &logo_unknown;
   }
@@ -376,6 +386,8 @@ void choose_ascii_art(struct ascii* art, struct color** cs, struct terminal* ter
     art->art = &logo_allwinner;
   else if(art->vendor == SOC_VENDOR_ROCKCHIP)
     art->art = &logo_rockchip;
+  else if(art->vendor == SOC_VENDOR_NVIDIA)
+    art->art = choose_ascii_art_aux(&logo_nvidia_l, &logo_nvidia, term, lf);
   else {
     art->art = choose_ascii_art_aux(&logo_arm_l, &logo_arm, term, lf);
   }
@@ -394,6 +406,9 @@ void choose_ascii_art(struct ascii* art, struct color** cs, struct terminal* ter
 
   // 2. Choose colors
   struct ascii_logo* logo = art->art;
+  bool color = is_color_enabled();
+  if (!color)
+    art->style = STYLE_LEGACY;
 
   switch(art->style) {
     case STYLE_LEGACY:

src/common/soc.c

@@ -20,6 +20,7 @@ static char* soc_trademark_string[] = {
   [SOC_VENDOR_APPLE]      = "Apple ",
   [SOC_VENDOR_ROCKCHIP]   = "Rockchip ",
   [SOC_VENDOR_GOOGLE]     = "Google ",
+  [SOC_VENDOR_NVIDIA]     = "NVIDIA ",
   // RISC-V
   [SOC_VENDOR_SIFIVE]     = "SiFive ",
   [SOC_VENDOR_STARFIVE]   = "StarFive ",

src/common/soc.h

@@ -24,6 +24,7 @@ enum {
   SOC_VENDOR_APPLE,
   SOC_VENDOR_ROCKCHIP,
   SOC_VENDOR_GOOGLE,
+  SOC_VENDOR_NVIDIA,
   // RISC-V
   SOC_VENDOR_SIFIVE,
   SOC_VENDOR_STARFIVE,

src/ppc/ppc.c

@@ -14,6 +14,7 @@
 static char *hv_vendors_name[] = {
   [HV_VENDOR_KVM]       = "KVM",
   [HV_VENDOR_QEMU]      = "QEMU",
+  [HV_VENDOR_VBOX]      = "VirtualBox",
   [HV_VENDOR_HYPERV]    = "Microsoft Hyper-V",
   [HV_VENDOR_VMWARE]    = "VMware",
   [HV_VENDOR_XEN]       = "Xen",

src/ppc/uarch.c

@@ -280,9 +280,6 @@ char* get_str_process(struct cpuInfo* cpu) {
   if(process == UNK) {
     snprintf(str, strlen(STRING_UNKNOWN)+1, STRING_UNKNOWN);
   }
-  else if(process > 100) {
-    sprintf(str, "%.2fum", (double)process/100);
-  }
   else if(process > 0){
     sprintf(str, "%dnm", process);
   }

src/x86/cpuid.c

@@ -22,10 +22,12 @@
 
 #define CPU_VENDOR_INTEL_STRING "GenuineIntel"
 #define CPU_VENDOR_AMD_STRING   "AuthenticAMD"
+#define CPU_VENDOR_HYGON_STRING "HygonGenuine"
 
 static const char *hv_vendors_string[] = {
   [HV_VENDOR_KVM]       = "KVMKVMKVM",
   [HV_VENDOR_QEMU]      = "TCGTCGTCGTCG",
+  [HV_VENDOR_VBOX]      = "VBoxVBoxVBox",
   [HV_VENDOR_HYPERV]    = "Microsoft Hv",
   [HV_VENDOR_VMWARE]    = "VMwareVMware",
   [HV_VENDOR_XEN]       = "XenVMMXenVMM",
@@ -38,6 +40,7 @@ static const char *hv_vendors_string[] = {
 static char *hv_vendors_name[] = {
   [HV_VENDOR_KVM]       = "KVM",
   [HV_VENDOR_QEMU]      = "QEMU",
+  [HV_VENDOR_VBOX]      = "VirtualBox",
   [HV_VENDOR_HYPERV]    = "Microsoft Hyper-V",
   [HV_VENDOR_VMWARE]    = "VMware",
   [HV_VENDOR_XEN]       = "Xen",
@@ -468,6 +471,8 @@ struct cpuInfo* get_cpu_info(void) {
     cpu->cpu_vendor = CPU_VENDOR_INTEL;
   else if (strcmp(CPU_VENDOR_AMD_STRING,name) == 0)
     cpu->cpu_vendor = CPU_VENDOR_AMD;
+  else if (strcmp(CPU_VENDOR_HYGON_STRING,name) == 0)
+    cpu->cpu_vendor = CPU_VENDOR_HYGON;
   else {
     cpu->cpu_vendor = CPU_VENDOR_INVALID;
     printErr("Unknown CPU vendor: %s", name);
@@ -486,9 +491,8 @@ struct cpuInfo* get_cpu_info(void) {
     cpu->cpu_name = get_str_cpu_name_internal();
   }
   else {
-    cpu->cpu_name = emalloc(sizeof(char) * (strlen(STRING_UNKNOWN) + 1));
-    strcpy(cpu->cpu_name, STRING_UNKNOWN);
-    printWarn("Can't read cpu name from cpuid (needed extended level is 0x%.8X, max is 0x%.8X)", 0x80000004, cpu->maxExtendedLevels);
+    cpu->cpu_name = NULL;
+    printWarn("Can't read CPU name from cpuid (needed extended level is 0x%.8X, max is 0x%.8X)", 0x80000004, cpu->maxExtendedLevels);
   }
 
   cpu->topology_extensions = false;
@@ -538,12 +542,17 @@ struct cpuInfo* get_cpu_info(void) {
     ptr->first_core_id = first_core;
     ptr->feat = get_features_info(ptr);
 
-    // If any field of the struct is NULL,
-    // return inmideately, as further functions
-    // require valid fields (cach, topo, etc)
     ptr->arch = get_cpu_uarch(ptr);
     ptr->freq = get_frequency_info(ptr);
 
+    if (cpu->cpu_name == NULL && ptr == cpu) {
+      // If we couldnt read CPU name from cpuid, infer it now
+      cpu->cpu_name = infer_cpu_name_from_uarch(cpu->arch);
+    }
+
+    // If any field of the struct is NULL,
+    // return early, as next functions
+    // require non NULL fields in cach and topo
     ptr->cach = get_cache_info(ptr);
     if(ptr->cach == NULL) return cpu;
 
@@ -712,6 +721,7 @@ struct topology* get_topology_info(struct cpuInfo* cpu, struct cache* cach, int
       }
       break;
     case CPU_VENDOR_AMD:
+    case CPU_VENDOR_HYGON:
       if (cpu->maxExtendedLevels >= 0x80000008) {
         eax = 0x80000008;
         cpuid(&eax, &ebx, &ecx, &edx);

src/x86/uarch.c

@@ -48,7 +48,9 @@ enum {
   UARCH_UNKNOWN,
   // INTEL //
   UARCH_P5,
-  UARCH_P6,
+  UARCH_P5_MMX,
+  UARCH_P6_PENTIUM_II,
+  UARCH_P6_PENTIUM_III,
   UARCH_DOTHAN,
   UARCH_YONAH,
   UARCH_MEROM,
@@ -139,128 +141,128 @@ void fill_uarch(struct uarch* arch, char* str, MICROARCH u, uint32_t process) {
 struct uarch* get_uarch_from_cpuid_intel(uint32_t ef, uint32_t f, uint32_t em, uint32_t m, int s) {
   struct uarch* arch = emalloc(sizeof(struct uarch));
 
-  // EF: Extended Family                                                           //
-  // F:  Family                                                                    //
-  // EM: Extended Model                                                            //
-  // M: Model                                                                      //
-  // S: Stepping                                                                   //
-  // ----------------------------------------------------------------------------- //
-  //                EF  F  EM   M   S                                              //
+  // EF: Extended Family                                                             //
+  // F:  Family                                                                      //
+  // EM: Extended Model                                                              //
+  // M: Model                                                                        //
+  // S: Stepping                                                                     //
+  // ------------------------------------------------------------------------------- //
+  //                EF  F  EM   M   S                                                //
   UARCH_START
-  CHECK_UARCH(arch, 0,  5,  0,  0, NA, "P5",              UARCH_P5,              800)
-  CHECK_UARCH(arch, 0,  5,  0,  1, NA, "P5",              UARCH_P5,              800)
-  CHECK_UARCH(arch, 0,  5,  0,  2, NA, "P5",              UARCH_P5,              UNK)
-  CHECK_UARCH(arch, 0,  5,  0,  3, NA, "P5",              UARCH_P5,              600)
-  CHECK_UARCH(arch, 0,  5,  0,  4, NA, "P5 MMX",          UARCH_P5,              UNK)
-  CHECK_UARCH(arch, 0,  5,  0,  7, NA, "P5 MMX",          UARCH_P5,              UNK)
-  CHECK_UARCH(arch, 0,  5,  0,  8, NA, "P5 MMX",          UARCH_P5,              250)
-  CHECK_UARCH(arch, 0,  5,  0,  9,  0, "Lakemont",        UARCH_LAKEMONT,         32)
-  CHECK_UARCH(arch, 0,  5,  0,  9, NA, "P5 MMX",          UARCH_P5,              UNK)
-  CHECK_UARCH(arch, 0,  5,  0, 10,  0, "Lakemont",        UARCH_LAKEMONT,         32)
-  CHECK_UARCH(arch, 0,  6,  0,  0, NA, "P6 Pentium II",   UARCH_P6,              UNK)
-  CHECK_UARCH(arch, 0,  6,  0,  1, NA, "P6 Pentium II",   UARCH_P6,              UNK) // process depends on core
-  CHECK_UARCH(arch, 0,  6,  0,  2, NA, "P6 Pentium II",   UARCH_P6,              UNK)
-  CHECK_UARCH(arch, 0,  6,  0,  3, NA, "P6 Pentium II",   UARCH_P6,              350)
-  CHECK_UARCH(arch, 0,  6,  0,  4, NA, "P6 Pentium II",   UARCH_P6,              UNK)
-  CHECK_UARCH(arch, 0,  6,  0,  5, NA, "P6 Pentium II",   UARCH_P6,              250)
-  CHECK_UARCH(arch, 0,  6,  0,  6, NA, "P6 Pentium II",   UARCH_P6,              UNK)
-  CHECK_UARCH(arch, 0,  6,  0,  7, NA, "P6 Pentium III",  UARCH_P6,              250)
-  CHECK_UARCH(arch, 0,  6,  0,  8, NA, "P6 Pentium III",  UARCH_P6,              180)
-  CHECK_UARCH(arch, 0,  6,  0,  9, NA, "P6 Pentium M",    UARCH_P6,              130)
-  CHECK_UARCH(arch, 0,  6,  0, 10, NA, "P6 Pentium III",  UARCH_P6,              180)
-  CHECK_UARCH(arch, 0,  6,  0, 11, NA, "P6 Pentium III",  UARCH_P6,              130)
-  CHECK_UARCH(arch, 0,  6,  0, 13, NA, "Dothan",          UARCH_DOTHAN,          UNK)  // process depends on core
-  CHECK_UARCH(arch, 0,  6,  0, 14, NA, "Yonah",           UARCH_YONAH,            65)
-  CHECK_UARCH(arch, 0,  6,  0, 15, NA, "Merom",           UARCH_MEROM,            65)
-  CHECK_UARCH(arch, 0,  6,  1,  5, NA, "Dothan",          UARCH_DOTHAN,           90)
-  CHECK_UARCH(arch, 0,  6,  1,  6, NA, "Merom",           UARCH_MEROM,            65)
-  CHECK_UARCH(arch, 0,  6,  1,  7, NA, "Penryn",          UARCH_PENYR,            45)
-  CHECK_UARCH(arch, 0,  6,  1, 10, NA, "Nehalem",         UARCH_NEHALEM,          45)
-  CHECK_UARCH(arch, 0,  6,  1, 12, NA, "Bonnell",         UARCH_BONNELL,          45)
-  CHECK_UARCH(arch, 0,  6,  1, 13, NA, "Penryn",          UARCH_PENYR,            45)
-  CHECK_UARCH(arch, 0,  6,  1, 14, NA, "Nehalem",         UARCH_NEHALEM,          45)
-  CHECK_UARCH(arch, 0,  6,  1, 15, NA, "Nehalem",         UARCH_NEHALEM,          45)
-  CHECK_UARCH(arch, 0,  6,  2,  5, NA, "Westmere",        UARCH_WESTMERE,         32)
-  CHECK_UARCH(arch, 0,  6,  2 , 6, NA, "Bonnell",         UARCH_BONNELL,          45)
-  CHECK_UARCH(arch, 0,  6,  2,  7, NA, "Saltwell",        UARCH_SALTWELL,         32)
-  CHECK_UARCH(arch, 0,  6,  2, 10, NA, "Sandy Bridge",    UARCH_SANDY_BRIDGE,     32)
-  CHECK_UARCH(arch, 0,  6,  2, 12, NA, "Westmere",        UARCH_WESTMERE,         32)
-  CHECK_UARCH(arch, 0,  6,  2, 13, NA, "Sandy Bridge",    UARCH_SANDY_BRIDGE,     32)
-  CHECK_UARCH(arch, 0,  6,  2, 14, NA, "Nehalem",         UARCH_NEHALEM,          45)
-  CHECK_UARCH(arch, 0,  6,  2, 15, NA, "Westmere",        UARCH_WESTMERE,         32)
-  CHECK_UARCH(arch, 0,  6,  3,  5, NA, "Saltwell",        UARCH_SALTWELL,         14)
-  CHECK_UARCH(arch, 0,  6,  3,  6, NA, "Saltwell",        UARCH_SALTWELL,         32)
-  CHECK_UARCH(arch, 0,  6,  3,  7, NA, "Silvermont",      UARCH_SILVERMONT,       22)
-  CHECK_UARCH(arch, 0,  6,  3, 10, NA, "Ivy Bridge",      UARCH_IVY_BRIDGE,       22)
-  CHECK_UARCH(arch, 0,  6,  3, 12, NA, "Haswell",         UARCH_HASWELL,          22)
-  CHECK_UARCH(arch, 0,  6,  3, 13, NA, "Broadwell",       UARCH_BROADWELL,        14)
-  CHECK_UARCH(arch, 0,  6,  3, 14, NA, "Ivy Bridge",      UARCH_IVY_BRIDGE,       22)
-  CHECK_UARCH(arch, 0,  6,  3, 15, NA, "Haswell",         UARCH_HASWELL,          22)
-  CHECK_UARCH(arch, 0,  6,  4,  5, NA, "Haswell",         UARCH_HASWELL,          22)
-  CHECK_UARCH(arch, 0,  6,  4,  6, NA, "Haswell",         UARCH_HASWELL,          22)
-  CHECK_UARCH(arch, 0,  6,  4,  7, NA, "Broadwell",       UARCH_BROADWELL,        14)
-  CHECK_UARCH(arch, 0,  6,  4, 10, NA, "Silvermont",      UARCH_SILVERMONT,       22) // no docs, but /proc/cpuinfo seen in wild
-  CHECK_UARCH(arch, 0,  6,  4, 12, NA, "Airmont",         UARCH_AIRMONT,          14)
-  CHECK_UARCH(arch, 0,  6,  4, 13, NA, "Silvermont",      UARCH_SILVERMONT,       22)
-  CHECK_UARCH(arch, 0,  6,  4, 14,  8, "Kaby Lake",       UARCH_KABY_LAKE,        14)
-  CHECK_UARCH(arch, 0,  6,  4, 14, NA, "Skylake",         UARCH_SKYLAKE,          14)
-  CHECK_UARCH(arch, 0,  6,  4, 15, NA, "Broadwell",       UARCH_BROADWELL,        14)
-  CHECK_UARCH(arch, 0,  6,  5,  5,  6, "Cascade Lake",    UARCH_CASCADE_LAKE,     14) // no docs, but example from Greg Stewart
-  CHECK_UARCH(arch, 0,  6,  5,  5,  7, "Cascade Lake",    UARCH_CASCADE_LAKE,     14)
-  CHECK_UARCH(arch, 0,  6,  5,  5, 10, "Cooper Lake",     UARCH_COOPER_LAKE,      14)
-  CHECK_UARCH(arch, 0,  6,  5,  5, NA, "Skylake",         UARCH_SKYLAKE,          14)
-  CHECK_UARCH(arch, 0,  6,  5,  6, NA, "Broadwell",       UARCH_BROADWELL,        14)
-  CHECK_UARCH(arch, 0,  6,  5,  7, NA, "Knights Landing", UARCH_KNIGHTS_LANDING,  14)
-  CHECK_UARCH(arch, 0,  6,  5, 10, NA, "Silvermont",      UARCH_SILVERMONT,       22) // no spec update; only MSR_CPUID_table* so far
-  CHECK_UARCH(arch, 0,  6,  5, 12, NA, "Goldmont",        UARCH_GOLDMONT,         14)
-  CHECK_UARCH(arch, 0,  6,  5, 13, NA, "Silvermont",      UARCH_SILVERMONT,       22) // no spec update; only MSR_CPUID_table* so far
-  CHECK_UARCH(arch, 0,  6,  5, 14,  8, "Kaby Lake",       UARCH_KABY_LAKE,        14)
-  CHECK_UARCH(arch, 0,  6,  5, 14, NA, "Skylake",         UARCH_SKYLAKE,          14)
-  CHECK_UARCH(arch, 0,  6,  5, 15, NA, "Goldmont",        UARCH_GOLDMONT,         14)
-  CHECK_UARCH(arch, 0,  6,  6,  6, NA, "Palm Cove",       UARCH_PALM_COVE,        10) // no spec update; only MSR_CPUID_table* so far
-  CHECK_UARCH(arch, 0,  6,  6, 10, NA, "Sunny Cove",      UARCH_SUNNY_COVE,       10) // no spec update; only MSR_CPUID_table* so far
-  CHECK_UARCH(arch, 0,  6,  6, 12, NA, "Sunny Cove",      UARCH_SUNNY_COVE,       10) // no spec update; only MSR_CPUID_table* so far
-  CHECK_UARCH(arch, 0,  6,  7,  5, NA, "Airmont",         UARCH_AIRMONT,          14) // no spec update; whispers & rumors
-  CHECK_UARCH(arch, 0,  6,  7, 10, NA, "Goldmont Plus",   UARCH_GOLDMONT_PLUS,    14)
-  CHECK_UARCH(arch, 0,  6,  7, 13, NA, "Sunny Cove",      UARCH_SUNNY_COVE,       10) // no spec update; only MSR_CPUID_table* so far
-  CHECK_UARCH(arch, 0,  6,  7, 14, NA, "Ice Lake",        UARCH_ICE_LAKE,         10)
-  CHECK_UARCH(arch, 0,  6,  8,  5, NA, "Knights Mill",    UARCH_KNIGHTS_MILL,     14) // no spec update; only MSR_CPUID_table* so far
-  CHECK_UARCH(arch, 0,  6,  8,  6, NA, "Tremont",         UARCH_TREMONT,          10) // LX*
-  CHECK_UARCH(arch, 0,  6,  8, 10, NA, "Tremont",         UARCH_TREMONT,          10) // no spec update; only geekbench.com example
-  CHECK_UARCH(arch, 0,  6,  8, 12, NA, "Tiger Lake",      UARCH_TIGER_LAKE,       10) // instlatx64
-  CHECK_UARCH(arch, 0,  6,  8, 13, NA, "Tiger Lake",      UARCH_TIGER_LAKE,       10) // instlatx64
+  CHECK_UARCH(arch, 0,  5,  0,  0, NA, "P5",                UARCH_P5,              800)
+  CHECK_UARCH(arch, 0,  5,  0,  1, NA, "P5",                UARCH_P5,              800)
+  CHECK_UARCH(arch, 0,  5,  0,  2, NA, "P5",                UARCH_P5,              UNK)
+  CHECK_UARCH(arch, 0,  5,  0,  3, NA, "P5",                UARCH_P5,              600)
+  CHECK_UARCH(arch, 0,  5,  0,  4, NA, "P5 (MMX)",          UARCH_P5_MMX,          UNK)
+  CHECK_UARCH(arch, 0,  5,  0,  7, NA, "P5 (MMX)",          UARCH_P5_MMX,          UNK)
+  CHECK_UARCH(arch, 0,  5,  0,  8, NA, "P5 (MMX)",          UARCH_P5_MMX,          250)
+  CHECK_UARCH(arch, 0,  5,  0,  9,  0, "Lakemont",          UARCH_LAKEMONT,         32)
+  CHECK_UARCH(arch, 0,  5,  0,  9, NA, "P5 (MMX)",          UARCH_P5_MMX,          UNK)
+  CHECK_UARCH(arch, 0,  5,  0, 10,  0, "Lakemont",          UARCH_LAKEMONT,         32)
+  CHECK_UARCH(arch, 0,  6,  0,  0, NA, "P6 (Pentium II)",   UARCH_P6_PENTIUM_II,   UNK)
+  CHECK_UARCH(arch, 0,  6,  0,  1, NA, "P6 (Pentium II)",   UARCH_P6_PENTIUM_II,   UNK) // process depends on core
+  CHECK_UARCH(arch, 0,  6,  0,  2, NA, "P6 (Pentium II)",   UARCH_P6_PENTIUM_II,   UNK)
+  CHECK_UARCH(arch, 0,  6,  0,  3, NA, "P6 (Klamath)",      UARCH_P6_PENTIUM_II,   350) // http://instlatx64.atw.hu.
+  CHECK_UARCH(arch, 0,  6,  0,  4, NA, "P6 (Pentium II)",   UARCH_P6_PENTIUM_II,   UNK)
+  CHECK_UARCH(arch, 0,  6,  0,  5, NA, "P6 (Deschutes)",    UARCH_P6_PENTIUM_II,   250) // http://instlatx64.atw.hu.
+  CHECK_UARCH(arch, 0,  6,  0,  6, NA, "P6 (Dixon)",        UARCH_P6_PENTIUM_II,   UNK) // http://instlatx64.atw.hu.
+  CHECK_UARCH(arch, 0,  6,  0,  7, NA, "P6 (Katmai)",       UARCH_P6_PENTIUM_III,  250) // Core names from: https://en.wikichip.org/wiki/intel/cpuid. NOTE: Xeon core names are different! https://www.techpowerup.com/cpu-specs/?generation=Intel+Pentium+III+Xeon
+  CHECK_UARCH(arch, 0,  6,  0,  8, NA, "P6 (Coppermine)",   UARCH_P6_PENTIUM_III,  180) // Also: https://en.wikipedia.org/wiki/Pentium_III
+  CHECK_UARCH(arch, 0,  6,  0,  9, NA, "P6 (Pentium M)",    UARCH_P6_PENTIUM_III,  130)
+  CHECK_UARCH(arch, 0,  6,  0, 10, NA, "P6 (Coppermine T)", UARCH_P6_PENTIUM_III,  180)
+  CHECK_UARCH(arch, 0,  6,  0, 11, NA, "P6 (Tualatin)",     UARCH_P6_PENTIUM_III,  130)
+  CHECK_UARCH(arch, 0,  6,  0, 13, NA, "Dothan",            UARCH_DOTHAN,          UNK)  // process depends on core
+  CHECK_UARCH(arch, 0,  6,  0, 14, NA, "Yonah",             UARCH_YONAH,            65)
+  CHECK_UARCH(arch, 0,  6,  0, 15, NA, "Merom",             UARCH_MEROM,            65)
+  CHECK_UARCH(arch, 0,  6,  1,  5, NA, "Dothan",            UARCH_DOTHAN,           90)
+  CHECK_UARCH(arch, 0,  6,  1,  6, NA, "Merom",             UARCH_MEROM,            65)
+  CHECK_UARCH(arch, 0,  6,  1,  7, NA, "Penryn",            UARCH_PENYR,            45)
+  CHECK_UARCH(arch, 0,  6,  1, 10, NA, "Nehalem",           UARCH_NEHALEM,          45)
+  CHECK_UARCH(arch, 0,  6,  1, 12, NA, "Bonnell",           UARCH_BONNELL,          45)
+  CHECK_UARCH(arch, 0,  6,  1, 13, NA, "Penryn",            UARCH_PENYR,            45)
+  CHECK_UARCH(arch, 0,  6,  1, 14, NA, "Nehalem",           UARCH_NEHALEM,          45)
+  CHECK_UARCH(arch, 0,  6,  1, 15, NA, "Nehalem",           UARCH_NEHALEM,          45)
+  CHECK_UARCH(arch, 0,  6,  2,  5, NA, "Westmere",          UARCH_WESTMERE,         32)
+  CHECK_UARCH(arch, 0,  6,  2 , 6, NA, "Bonnell",           UARCH_BONNELL,          45)
+  CHECK_UARCH(arch, 0,  6,  2,  7, NA, "Saltwell",          UARCH_SALTWELL,         32)
+  CHECK_UARCH(arch, 0,  6,  2, 10, NA, "Sandy Bridge",      UARCH_SANDY_BRIDGE,     32)
+  CHECK_UARCH(arch, 0,  6,  2, 12, NA, "Westmere",          UARCH_WESTMERE,         32)
+  CHECK_UARCH(arch, 0,  6,  2, 13, NA, "Sandy Bridge",      UARCH_SANDY_BRIDGE,     32)
+  CHECK_UARCH(arch, 0,  6,  2, 14, NA, "Nehalem",           UARCH_NEHALEM,          45)
+  CHECK_UARCH(arch, 0,  6,  2, 15, NA, "Westmere",          UARCH_WESTMERE,         32)
+  CHECK_UARCH(arch, 0,  6,  3,  5, NA, "Saltwell",          UARCH_SALTWELL,         14)
+  CHECK_UARCH(arch, 0,  6,  3,  6, NA, "Saltwell",          UARCH_SALTWELL,         32)
+  CHECK_UARCH(arch, 0,  6,  3,  7, NA, "Silvermont",        UARCH_SILVERMONT,       22)
+  CHECK_UARCH(arch, 0,  6,  3, 10, NA, "Ivy Bridge",        UARCH_IVY_BRIDGE,       22)
+  CHECK_UARCH(arch, 0,  6,  3, 12, NA, "Haswell",           UARCH_HASWELL,          22)
+  CHECK_UARCH(arch, 0,  6,  3, 13, NA, "Broadwell",         UARCH_BROADWELL,        14)
+  CHECK_UARCH(arch, 0,  6,  3, 14, NA, "Ivy Bridge",        UARCH_IVY_BRIDGE,       22)
+  CHECK_UARCH(arch, 0,  6,  3, 15, NA, "Haswell",           UARCH_HASWELL,          22)
+  CHECK_UARCH(arch, 0,  6,  4,  5, NA, "Haswell",           UARCH_HASWELL,          22)
+  CHECK_UARCH(arch, 0,  6,  4,  6, NA, "Haswell",           UARCH_HASWELL,          22)
+  CHECK_UARCH(arch, 0,  6,  4,  7, NA, "Broadwell",         UARCH_BROADWELL,        14)
+  CHECK_UARCH(arch, 0,  6,  4, 10, NA, "Silvermont",        UARCH_SILVERMONT,       22) // no docs, but /proc/cpuinfo seen in wild
+  CHECK_UARCH(arch, 0,  6,  4, 12, NA, "Airmont",           UARCH_AIRMONT,          14)
+  CHECK_UARCH(arch, 0,  6,  4, 13, NA, "Silvermont",        UARCH_SILVERMONT,       22)
+  CHECK_UARCH(arch, 0,  6,  4, 14,  8, "Kaby Lake",         UARCH_KABY_LAKE,        14)
+  CHECK_UARCH(arch, 0,  6,  4, 14, NA, "Skylake",           UARCH_SKYLAKE,          14)
+  CHECK_UARCH(arch, 0,  6,  4, 15, NA, "Broadwell",         UARCH_BROADWELL,        14)
+  CHECK_UARCH(arch, 0,  6,  5,  5,  6, "Cascade Lake",      UARCH_CASCADE_LAKE,     14) // no docs, but example from Greg Stewart
+  CHECK_UARCH(arch, 0,  6,  5,  5,  7, "Cascade Lake",      UARCH_CASCADE_LAKE,     14)
+  CHECK_UARCH(arch, 0,  6,  5,  5, 10, "Cooper Lake",       UARCH_COOPER_LAKE,      14)
+  CHECK_UARCH(arch, 0,  6,  5,  5, NA, "Skylake",           UARCH_SKYLAKE,          14)
+  CHECK_UARCH(arch, 0,  6,  5,  6, NA, "Broadwell",         UARCH_BROADWELL,        14)
+  CHECK_UARCH(arch, 0,  6,  5,  7, NA, "Knights Landing",   UARCH_KNIGHTS_LANDING,  14)
+  CHECK_UARCH(arch, 0,  6,  5, 10, NA, "Silvermont",        UARCH_SILVERMONT,       22) // no spec update; only MSR_CPUID_table* so far
+  CHECK_UARCH(arch, 0,  6,  5, 12, NA, "Goldmont",          UARCH_GOLDMONT,         14)
+  CHECK_UARCH(arch, 0,  6,  5, 13, NA, "Silvermont",        UARCH_SILVERMONT,       22) // no spec update; only MSR_CPUID_table* so far
+  CHECK_UARCH(arch, 0,  6,  5, 14,  8, "Kaby Lake",         UARCH_KABY_LAKE,        14)
+  CHECK_UARCH(arch, 0,  6,  5, 14, NA, "Skylake",           UARCH_SKYLAKE,          14)
+  CHECK_UARCH(arch, 0,  6,  5, 15, NA, "Goldmont",          UARCH_GOLDMONT,         14)
+  CHECK_UARCH(arch, 0,  6,  6,  6, NA, "Palm Cove",         UARCH_PALM_COVE,        10) // no spec update; only MSR_CPUID_table* so far
+  CHECK_UARCH(arch, 0,  6,  6, 10, NA, "Sunny Cove",        UARCH_SUNNY_COVE,       10) // no spec update; only MSR_CPUID_table* so far
+  CHECK_UARCH(arch, 0,  6,  6, 12, NA, "Sunny Cove",        UARCH_SUNNY_COVE,       10) // no spec update; only MSR_CPUID_table* so far
+  CHECK_UARCH(arch, 0,  6,  7,  5, NA, "Airmont",           UARCH_AIRMONT,          14) // no spec update; whispers & rumors
+  CHECK_UARCH(arch, 0,  6,  7, 10, NA, "Goldmont Plus",     UARCH_GOLDMONT_PLUS,    14)
+  CHECK_UARCH(arch, 0,  6,  7, 13, NA, "Sunny Cove",        UARCH_SUNNY_COVE,       10) // no spec update; only MSR_CPUID_table* so far
+  CHECK_UARCH(arch, 0,  6,  7, 14, NA, "Ice Lake",          UARCH_ICE_LAKE,         10)
+  CHECK_UARCH(arch, 0,  6,  8,  5, NA, "Knights Mill",      UARCH_KNIGHTS_MILL,     14) // no spec update; only MSR_CPUID_table* so far
+  CHECK_UARCH(arch, 0,  6,  8,  6, NA, "Tremont",           UARCH_TREMONT,          10) // LX*
+  CHECK_UARCH(arch, 0,  6,  8, 10, NA, "Tremont",           UARCH_TREMONT,          10) // no spec update; only geekbench.com example
+  CHECK_UARCH(arch, 0,  6,  8, 12, NA, "Tiger Lake",        UARCH_TIGER_LAKE,       10) // instlatx64
+  CHECK_UARCH(arch, 0,  6,  8, 13, NA, "Tiger Lake",        UARCH_TIGER_LAKE,       10) // instlatx64
   // CHECK_UARCH(arch, 0,  6,  8, 14,  9, ...) It is not possible to determine uarch only from CPUID dump (can be Kaby Lake or Amber Lake)
   // CHECK_UARCH(arch, 0,  6,  8, 14, 10, ...) It is not possible to determine uarch only from CPUID dump (can be Kaby Lake R or Coffee Lake U)
-  CHECK_UARCH(arch, 0,  6,  8, 14, 11, "Whiskey Lake",    UARCH_WHISKEY_LAKE,     14) // wikichip
-  CHECK_UARCH(arch, 0,  6,  8, 14, 12, "Comet Lake",      UARCH_COMET_LAKE,       14) // wikichip
-  CHECK_UARCH(arch, 0,  6,  9,  6, NA, "Tremont",         UARCH_TREMONT,          10) // LX*
-  CHECK_UARCH(arch, 0,  6,  9,  7, NA, "Alder Lake",      UARCH_ALDER_LAKE,       10) // instlatx64 (Alder Lake-S)
-  CHECK_UARCH(arch, 0,  6,  9, 10, NA, "Alder Lake",      UARCH_ALDER_LAKE,       10) // instlatx64 (Alder Lake-P)
-  CHECK_UARCH(arch, 0,  6,  9, 12, NA, "Tremont",         UARCH_TREMONT,          10) // LX*
-  CHECK_UARCH(arch, 0,  6,  9, 13, NA, "Sunny Cove",      UARCH_SUNNY_COVE,       10) // LX*
-  CHECK_UARCH(arch, 0,  6,  9, 14,  9, "Kaby Lake",       UARCH_KABY_LAKE,        14)
-  CHECK_UARCH(arch, 0,  6,  9, 14, 10, "Coffee Lake",     UARCH_COFFEE_LAKE,      14)
-  CHECK_UARCH(arch, 0,  6,  9, 14, 11, "Coffee Lake",     UARCH_COFFEE_LAKE,      14)
-  CHECK_UARCH(arch, 0,  6,  9, 14, 12, "Coffee Lake",     UARCH_COFFEE_LAKE,      14)
-  CHECK_UARCH(arch, 0,  6,  9, 14, 13, "Coffee Lake",     UARCH_COFFEE_LAKE,      14)
-  CHECK_UARCH(arch, 0,  6, 10,  5, NA, "Comet Lake",      UARCH_COMET_LAKE,       14) // wikichip
-  CHECK_UARCH(arch, 0,  6, 10,  6, NA, "Comet Lake",      UARCH_COMET_LAKE,       14) // instlatx64.atw.hu (i7-10710U)
-  CHECK_UARCH(arch, 0,  6, 10,  7, NA, "Rocket Lake",     UARCH_ROCKET_LAKE,      14) // instlatx64.atw.hu (i7-11700K)
-  CHECK_UARCH(arch, 0,  6, 11,  7, NA, "Raptor Lake",     UARCH_RAPTOR_LAKE,      10) // instlatx64.atw.hu (i5-13600K)
-  CHECK_UARCH(arch, 0,  6, 11, 10, NA, "Raptor Lake",     UARCH_RAPTOR_LAKE,      10) // instlatx64.atw.hu (i7-1370P)
-  CHECK_UARCH(arch, 0,  6, 11, 14, NA, "Alder Lake",      UARCH_ALDER_LAKE,       10) // instlatx64.atw.hu (Alder Lake-N)
-  CHECK_UARCH(arch, 0,  6, 11, 15, NA, "Raptor Lake",     UARCH_RAPTOR_LAKE,      10) // instlatx64.atw.hu (i5-13500)
-  CHECK_UARCH(arch, 0, 11,  0,  0, NA, "Knights Ferry",   UARCH_KNIGHTS_FERRY,    45) // found only on en.wikichip.org
-  CHECK_UARCH(arch, 0, 11,  0,  1, NA, "Knights Corner",  UARCH_KNIGHTS_CORNER,   22)
-  CHECK_UARCH(arch, 0, 15,  0,  0, NA, "Willamette",      UARCH_WILLAMETTE,      180)
-  CHECK_UARCH(arch, 0, 15,  0,  1, NA, "Willamette",      UARCH_WILLAMETTE,      180)
-  CHECK_UARCH(arch, 0, 15,  0,  2, NA, "Northwood",       UARCH_NORTHWOOD,       130)
-  CHECK_UARCH(arch, 0, 15,  0,  3, NA, "Prescott",        UARCH_PRESCOTT,         90)
-  CHECK_UARCH(arch, 0, 15,  0,  4, NA, "Prescott",        UARCH_PRESCOTT,         90)
-  CHECK_UARCH(arch, 0, 15,  0,  6, NA, "Cedar Mill",      UARCH_CEDAR_MILL,       65)
-  CHECK_UARCH(arch, 1, 15,  0,  0, NA, "Itanium2",        UARCH_ITANIUM2,        180)
-  CHECK_UARCH(arch, 1, 15,  0,  1, NA, "Itanium2",        UARCH_ITANIUM2,        130)
-  CHECK_UARCH(arch, 1, 15,  0,  2, NA, "Itanium2",        UARCH_ITANIUM2,        130)
+  CHECK_UARCH(arch, 0,  6,  8, 14, 11, "Whiskey Lake",      UARCH_WHISKEY_LAKE,     14) // wikichip
+  CHECK_UARCH(arch, 0,  6,  8, 14, 12, "Comet Lake",        UARCH_COMET_LAKE,       14) // wikichip
+  CHECK_UARCH(arch, 0,  6,  9,  6, NA, "Tremont",           UARCH_TREMONT,          10) // LX*
+  CHECK_UARCH(arch, 0,  6,  9,  7, NA, "Alder Lake",        UARCH_ALDER_LAKE,       10) // instlatx64 (Alder Lake-S)
+  CHECK_UARCH(arch, 0,  6,  9, 10, NA, "Alder Lake",        UARCH_ALDER_LAKE,       10) // instlatx64 (Alder Lake-P)
+  CHECK_UARCH(arch, 0,  6,  9, 12, NA, "Tremont",           UARCH_TREMONT,          10) // LX*
+  CHECK_UARCH(arch, 0,  6,  9, 13, NA, "Sunny Cove",        UARCH_SUNNY_COVE,       10) // LX*
+  CHECK_UARCH(arch, 0,  6,  9, 14,  9, "Kaby Lake",         UARCH_KABY_LAKE,        14)
+  CHECK_UARCH(arch, 0,  6,  9, 14, 10, "Coffee Lake",       UARCH_COFFEE_LAKE,      14)
+  CHECK_UARCH(arch, 0,  6,  9, 14, 11, "Coffee Lake",       UARCH_COFFEE_LAKE,      14)
+  CHECK_UARCH(arch, 0,  6,  9, 14, 12, "Coffee Lake",       UARCH_COFFEE_LAKE,      14)
+  CHECK_UARCH(arch, 0,  6,  9, 14, 13, "Coffee Lake",       UARCH_COFFEE_LAKE,      14)
+  CHECK_UARCH(arch, 0,  6, 10,  5, NA, "Comet Lake",        UARCH_COMET_LAKE,       14) // wikichip
+  CHECK_UARCH(arch, 0,  6, 10,  6, NA, "Comet Lake",        UARCH_COMET_LAKE,       14) // instlatx64.atw.hu (i7-10710U)
+  CHECK_UARCH(arch, 0,  6, 10,  7, NA, "Rocket Lake",       UARCH_ROCKET_LAKE,      14) // instlatx64.atw.hu (i7-11700K)
+  CHECK_UARCH(arch, 0,  6, 11,  7, NA, "Raptor Lake",       UARCH_RAPTOR_LAKE,      10) // instlatx64.atw.hu (i5-13600K)
+  CHECK_UARCH(arch, 0,  6, 11, 10, NA, "Raptor Lake",       UARCH_RAPTOR_LAKE,      10) // instlatx64.atw.hu (i7-1370P)
+  CHECK_UARCH(arch, 0,  6, 11, 14, NA, "Alder Lake",        UARCH_ALDER_LAKE,       10) // instlatx64.atw.hu (Alder Lake-N)
+  CHECK_UARCH(arch, 0,  6, 11, 15, NA, "Raptor Lake",       UARCH_RAPTOR_LAKE,      10) // instlatx64.atw.hu (i5-13500)
+  CHECK_UARCH(arch, 0, 11,  0,  0, NA, "Knights Ferry",     UARCH_KNIGHTS_FERRY,    45) // found only on en.wikichip.org
+  CHECK_UARCH(arch, 0, 11,  0,  1, NA, "Knights Corner",    UARCH_KNIGHTS_CORNER,   22)
+  CHECK_UARCH(arch, 0, 15,  0,  0, NA, "Willamette",        UARCH_WILLAMETTE,      180)
+  CHECK_UARCH(arch, 0, 15,  0,  1, NA, "Willamette",        UARCH_WILLAMETTE,      180)
+  CHECK_UARCH(arch, 0, 15,  0,  2, NA, "Northwood",         UARCH_NORTHWOOD,       130)
+  CHECK_UARCH(arch, 0, 15,  0,  3, NA, "Prescott",          UARCH_PRESCOTT,         90)
+  CHECK_UARCH(arch, 0, 15,  0,  4, NA, "Prescott",          UARCH_PRESCOTT,         90)
+  CHECK_UARCH(arch, 0, 15,  0,  6, NA, "Cedar Mill",        UARCH_CEDAR_MILL,       65)
+  CHECK_UARCH(arch, 1, 15,  0,  0, NA, "Itanium2",          UARCH_ITANIUM2,        180)
+  CHECK_UARCH(arch, 1, 15,  0,  1, NA, "Itanium2",          UARCH_ITANIUM2,        130)
+  CHECK_UARCH(arch, 1, 15,  0,  2, NA, "Itanium2",          UARCH_ITANIUM2,        130)
   UARCH_END
   return arch;
 }
@@ -380,6 +382,7 @@ struct uarch* get_uarch_from_cpuid_amd(uint32_t ef, uint32_t f, uint32_t em, uin
   CHECK_UARCH(arch, 10, 15,  5,  0, NA, "Zen 3",       UARCH_ZEN3,         7) // instlatx64
   CHECK_UARCH(arch, 10, 15,  6,  1,  2, "Zen 4",       UARCH_ZEN4,         5) // instlatx64
   CHECK_UARCH(arch, 10, 15,  7,  4,  1, "Zen 4",       UARCH_ZEN4,         4) // instlatx64
+  CHECK_UARCH(arch, 10, 15,  7,  5,  2, "Zen 4",       UARCH_ZEN4,         4) // instlatx64
   CHECK_UARCH(arch, 10, 15,  7,  8,  0, "Zen 4",       UARCH_ZEN4,         4) // instlatx64
   CHECK_UARCH(arch, 10, 15,  8, NA, NA, "Zen 4",       UARCH_ZEN4,         5) // instlatx64 (AMD MI300C)
   CHECK_UARCH(arch, 10, 15,  9, NA, NA, "Zen 4",       UARCH_ZEN4,         5) // instlatx64 (AMD MI300A)
@@ -389,13 +392,37 @@ struct uarch* get_uarch_from_cpuid_amd(uint32_t ef, uint32_t f, uint32_t em, uin
   return arch;
 }
 
+struct uarch* get_uarch_from_cpuid_hygon(uint32_t ef, uint32_t f, uint32_t em, uint32_t m, int s) {
+  struct uarch* arch = emalloc(sizeof(struct uarch));
+
+  // EF: Extended Family                                                           //
+  // F:  Family                                                                    //
+  // EM: Extended Model                                                            //
+  // M: Model                                                                      //
+  // S: Stepping                                                                   //
+  // ----------------------------------------------------------------------------- //
+  //                 EF  F  EM   M   S                                             //
+  UARCH_START
+  // https://www.phoronix.com/news/Hygon-Dhyana-AMD-China-CPUs
+  CHECK_UARCH(arch,  9,  15,  0,  1, NA, "Zen",       UARCH_ZEN,      UNK) // https://github.com/Dr-Noob/cpufetch/issues/244
+  // CHECK_UARCH(arch,  9,  15,  0,  2, NA, "???",       ?????????,      UNK) // http://instlatx64.atw.hu/
+  UARCH_END
+
+  return arch;
+}
+
 struct uarch* get_uarch_from_cpuid(struct cpuInfo* cpu, uint32_t dump, uint32_t ef, uint32_t f, uint32_t em, uint32_t m, int s) {
   if(cpu->cpu_vendor == CPU_VENDOR_INTEL) {
+    struct uarch* arch = emalloc(sizeof(struct uarch));
     if(dump == 0x000806E9) {
+      if (cpu->cpu_name == NULL) {
+        printErr("Unable to find uarch without CPU name");
+        fill_uarch(arch, STRING_UNKNOWN, UARCH_UNKNOWN, UNK);
+        return arch;
+      }
+
       // It is not possible to determine uarch only from CPUID dump (can be Kaby Lake or Amber Lake)
       // See issue https://github.com/Dr-Noob/cpufetch/issues/122
-      struct uarch* arch = emalloc(sizeof(struct uarch));
-
       if(strstr(cpu->cpu_name, "Y") != NULL) {
         fill_uarch(arch, "Amber Lake", UARCH_AMBER_LAKE, 14);
       }
@@ -406,10 +433,14 @@ struct uarch* get_uarch_from_cpuid(struct cpuInfo* cpu, uint32_t dump, uint32_t
       return arch;
     }
     else if (dump == 0x000806EA) {
+      if (cpu->cpu_name == NULL) {
+        printErr("Unable to find uarch without CPU name");
+        fill_uarch(arch, STRING_UNKNOWN, UARCH_UNKNOWN, UNK);
+        return arch;
+      }
+
       // It is not possible to determine uarch only from CPUID dump (can be Kaby Lake R or Coffee Lake U)
       // See issue https://github.com/Dr-Noob/cpufetch/issues/149
-      struct uarch* arch = emalloc(sizeof(struct uarch));
-
       if(strstr(cpu->cpu_name, "i5-8250U") != NULL ||
          strstr(cpu->cpu_name, "i5-8350U") != NULL ||
          strstr(cpu->cpu_name, "i7-8550U") != NULL ||
@@ -424,8 +455,51 @@ struct uarch* get_uarch_from_cpuid(struct cpuInfo* cpu, uint32_t dump, uint32_t
     }
     return get_uarch_from_cpuid_intel(ef, f, em, m, s);
   }
-  else
+  else if(cpu->cpu_vendor == CPU_VENDOR_AMD) {
     return get_uarch_from_cpuid_amd(ef, f, em, m, s);
+  }
+  else if(cpu->cpu_vendor == CPU_VENDOR_HYGON) {
+    return get_uarch_from_cpuid_hygon(ef, f, em, m, s);
+  }
+  else {
+    printBug("Invalid CPU vendor: %d", cpu->cpu_vendor);
+    return NULL;
+  }
+}
+
+// If we cannot get the CPU name from CPUID, try to infer it from uarch
+char* infer_cpu_name_from_uarch(struct uarch* arch) {
+  char* cpu_name = NULL;
+  if (arch == NULL) {
+    printErr("infer_cpu_name_from_uarch: Unable to find CPU name");
+    cpu_name = ecalloc(strlen(STRING_UNKNOWN) + 1, sizeof(char));
+    strcpy(cpu_name, STRING_UNKNOWN);
+    return cpu_name;
+  }
+
+  char *str = NULL;
+
+  if (arch->uarch == UARCH_P5)
+    str = "Intel Pentium";
+  else if (arch->uarch == UARCH_P5_MMX)
+    str = "Intel Pentium MMX";
+  else if (arch->uarch == UARCH_P6_PENTIUM_II)
+    str = "Intel Pentium II";
+  else if (arch->uarch == UARCH_P6_PENTIUM_III)
+    str = "Intel Pentium III";
+  else
+    printErr("Unable to find name from uarch: %d", arch->uarch);
+
+  if (str == NULL) {
+    cpu_name = ecalloc(strlen(STRING_UNKNOWN) + 1, sizeof(char));
+    strcpy(cpu_name, STRING_UNKNOWN);
+  }
+  else {
+    cpu_name = ecalloc(strlen(str) + 1, sizeof(char));
+    strcpy(cpu_name, str);
+  }
+
+  return cpu_name;
 }
 
 bool vpus_are_AVX512(struct cpuInfo* cpu) {
@@ -498,9 +572,6 @@ char* get_str_process(struct cpuInfo* cpu) {
   if(process == UNK) {
     snprintf(str, strlen(STRING_UNKNOWN)+1, STRING_UNKNOWN);
   }
-  else if(process > 100) {
-    sprintf(str, "%.2fum", (double)process/100);
-  }
   else if(process > 0){
     sprintf(str, "%dnm", process);
   }

src/x86/uarch.h

@@ -8,6 +8,7 @@
 struct uarch;
 
 struct uarch* get_uarch_from_cpuid(struct cpuInfo* cpu, uint32_t dump, uint32_t ef, uint32_t f, uint32_t em, uint32_t m, int s);
+char* infer_cpu_name_from_uarch(struct uarch* arch);
 bool vpus_are_AVX512(struct cpuInfo* cpu);
 bool is_knights_landing(struct cpuInfo* cpu);
 int get_number_of_vpus(struct cpuInfo* cpu);