diff --git a/Makefile b/Makefile
index 2194934..463e90d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 CC ?= gcc
 
-CFLAGS+=-Wall -Wextra -pedantic -fstack-protector-all -pedantic -std=c99
+CFLAGS+=-Wall -Wextra -pedantic -fstack-protector-all -pedantic
 SANITY_FLAGS=-Wfloat-equal -Wshadow -Wpointer-arith
 
 PREFIX ?= /usr
@@ -16,18 +16,18 @@ ifneq ($(OS),Windows_NT)
 		SRC_DIR=src/x86/
 		SOURCE += $(COMMON_SRC) $(SRC_DIR)cpuid.c $(SRC_DIR)apic.c $(SRC_DIR)cpuid_asm.c $(SRC_DIR)uarch.c
 		HEADERS += $(COMMON_HDR) $(SRC_DIR)cpuid.h $(SRC_DIR)apic.h $(SRC_DIR)cpuid_asm.h $(SRC_DIR)uarch.h
-		CFLAGS += -DARCH_X86
+		CFLAGS += -DARCH_X86 -std=c99
 	else ifeq ($(arch), $(filter $(arch), ppc64el ppc64le ppc32))
 		SRC_DIR=src/ppc/
 		SOURCE += $(COMMON_SRC) $(SRC_DIR)ppc.c $(SRC_DIR)uarch.c $(SRC_DIR)udev.c
 		HEADERS += $(COMMON_HDR) $(SRC_DIR)ppc.h $(SRC_DIR)uarch.h  $(SRC_DIR)udev.c
-		CFLAGS += -DARCH_PPC
+		CFLAGS += -DARCH_PPC -std=gnu99
 	else
 		# Assume ARM
 		SRC_DIR=src/arm/
 		SOURCE += $(COMMON_SRC) $(SRC_DIR)midr.c $(SRC_DIR)uarch.c $(SRC_DIR)soc.c $(SRC_DIR)udev.c
 		HEADERS += $(COMMON_HDR) $(SRC_DIR)midr.h $(SRC_DIR)uarch.h  $(SRC_DIR)soc.h $(SRC_DIR)udev.c $(SRC_DIR)socs.h
-		CFLAGS += -DARCH_ARM -Wno-unused-parameter
+		CFLAGS += -DARCH_ARM -Wno-unused-parameter -std=c99
 	endif
 
 	OUTPUT=cpufetch
@@ -37,7 +37,7 @@ else
 	SOURCE += $(COMMON_SRC) $(SRC_DIR)cpuid.c $(SRC_DIR)apic.c $(SRC_DIR)cpuid_asm.c $(SRC_DIR)uarch.c
 	HEADERS += $(COMMON_HDR) $(SRC_DIR)cpuid.h $(SRC_DIR)apic.h $(SRC_DIR)cpuid_asm.h $(SRC_DIR)uarch.h
 	CFLAGS += -DARCH_X86
-	SANITY_FLAGS += -Wno-pedantic-ms-format
+	SANITY_FLAGS += -Wno-pedantic-ms-format -std=c99
 	OUTPUT=cpufetch.exe
 endif
 
diff --git a/src/ppc/ppc.c b/src/ppc/ppc.c
index 4216b62..513c321 100644
--- a/src/ppc/ppc.c
+++ b/src/ppc/ppc.c
@@ -105,6 +105,19 @@ struct topology* get_topology_info(struct cpuInfo* cpu, struct cache* cach) {
   return topo;
 }
 
+static inline uint32_t mfpvr() {
+    uint32_t pvr;
+
+    asm ("mfpvr %0"
+         : "=r"(pvr));
+    return pvr;
+}
+
+struct uarch* get_cpu_uarch() {
+  uint32_t pvr = mfpvr();
+  return get_uarch_from_pvr(pvr);
+}
+
 struct cpuInfo* get_cpu_info() {
   struct cpuInfo* cpu = malloc(sizeof(struct cpuInfo));
   struct features* feat = malloc(sizeof(struct features));
@@ -118,7 +131,7 @@ struct cpuInfo* get_cpu_info() {
   cpu->cpu_name = malloc(sizeof(char) * strlen(STRING_UNKNOWN) + 1);
   snprintf(cpu->cpu_name, strlen(STRING_UNKNOWN) + 1, STRING_UNKNOWN);
 
-  cpu->arch = get_uarch_from_auxval(cpu);
+  cpu->arch = get_cpu_uarch();
   cpu->cach = get_cache_info(cpu);
   cpu->topo = get_topology_info(cpu, cpu->cach);
 
diff --git a/src/ppc/pvr_kern_to_cpufetch.sh b/src/ppc/pvr_kern_to_cpufetch.sh
new file mode 100755
index 0000000..2ad6a91
--- /dev/null
+++ b/src/ppc/pvr_kern_to_cpufetch.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# This script takes as input cputable.c from linux kernel
+# and generates a valid output for cpufetch in src/ppc/uarch.c
+
+CPUTABLE_PATH="linux-5.13.7/arch/powerpc/kernel/cputable.c"
+
+raw_values=$(grep '\.pvr_value' "$CPUTABLE_PATH" | grep -oP "= .*," | cut -d' ' -f2 | tr -d ',')
+raw_masks=$(grep '\.pvr_mask' "$CPUTABLE_PATH" | grep -oE "0x........")
+
+raw_v_len=$(echo "$raw_values" | wc -l)
+raw_m_len=$(echo "$raw_masks" | wc -l)
+
+if [ $raw_v_len -ne $raw_m_len ]
+then
+  echo "Lengths do not match!"
+  echo "values length: $raw_v_len"
+  echo "masks length:  $raw_m_len"
+  exit 1
+fi
+
+IFS=$'\n' read -r -d ' ' -a values <<< "$raw_values"
+IFS=$'\n' read -r -d ' ' -a masks <<< "$raw_masks"
+
+for i in "${!values[@]}"
+do
+  echo '  CHECK_UARCH(arch, pvr, '"${masks[i]}"', '"${values[i]}"', "POWERX", UARCH_POWERX, -1)'
+done
diff --git a/src/ppc/uarch.c b/src/ppc/uarch.c
index e3e7b13..cf93314 100644
--- a/src/ppc/uarch.c
+++ b/src/ppc/uarch.c
@@ -21,7 +21,21 @@ typedef uint32_t MICROARCH;
 
 enum {
   UARCH_UNKNOWN,
-  UARCH_POWER9
+  UARCH_PPC604,
+  UARCH_PPCG3,
+  UARCH_PPCG4,
+  UARCH_PPC405,
+  UARCH_PPC603,
+  UARCH_PPC440,
+  UARCH_PPC470,
+  UARCH_PPC970,
+  UARCH_CELLBE,
+  UARCH_POWER5,
+  UARCH_POWER6,
+  UARCH_POWER7,
+  UARCH_POWER8,
+  UARCH_POWER9,
+  UARCH_POWER10,  
 };
 
 struct uarch {
@@ -31,9 +45,9 @@ struct uarch {
 };
 
 #define UARCH_START if (false) {}
-#define CHECK_UARCH(arch, auxv_plat_ret, auxv_plat, str, uarch, process) \
-   else if (strcmp(auxv_plat_ret, auxv_plat) == 0) fill_uarch(arch, str, uarch, process);
-#define UARCH_END else { printBug("Unknown microarchitecture detected: '%s'", platform); fill_uarch(arch, "Unknown", UARCH_UNKNOWN, 0); }
+#define CHECK_UARCH(arch, cpu_pvr, pvr_mask, pvr_value, str, uarch, process) \
+   else if ((cpu_pvr & pvr_mask) == pvr_value) fill_uarch(arch, str, uarch, process);
+#define UARCH_END else { printBug("Unknown microarchitecture detected: 0x%.8X", pvr); fill_uarch(arch, "Unknown", UARCH_UNKNOWN, 0); }
 
 void fill_uarch(struct uarch* arch, char* str, MICROARCH u, uint32_t process) {
   arch->uarch_str = malloc(sizeof(char) * (strlen(str)+1));
@@ -42,19 +56,127 @@ void fill_uarch(struct uarch* arch, char* str, MICROARCH u, uint32_t process) {
   arch->process= process;
 }
 
-struct uarch* get_uarch_from_auxval() {
+/*
+ * PVR masks/values from arch/powerpc/kernel/cputable.c (Linux kernel)
+ * This list may be incorrect, incomplete or overly simplified, 
+ * specially in the case of 32 bit entries
+ */
+struct uarch* get_uarch_from_pvr(uint32_t pvr) {
   struct uarch* arch = malloc(sizeof(struct uarch));
 
-  unsigned long ret = getauxval(AT_PLATFORM);
-  if(ret == 0 && errno == ENOENT) {
-    printErr("Entry AT_PLATFORM not found in getauxval");
-    perror("getauxval");
-  }
-
-  char* platform = (char *) ret;
-
   UARCH_START
-  CHECK_UARCH(arch, platform, "power9", "POWER 9", UARCH_POWER9, 14)
+  // 64 bit
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00390000, "PPC970",       UARCH_PPC970,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x003c0000, "PPC970",       UARCH_PPC970,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x00440100, "PPC970",       UARCH_PPC970,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00440000, "PPC970",       UARCH_PPC970,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00450000, "PPC970",       UARCH_PPC970,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x003a0000, "POWER5",       UARCH_POWER5,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffff00, 0x003b0300, "POWER5",       UARCH_POWER5,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x003b0000, "POWER5",       UARCH_POWER5,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x0f000001, "POWER5",       UARCH_POWER5,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x003e0000, "POWER6",       UARCH_POWER6,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x0f000002, "POWER6",       UARCH_POWER6,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x0f000003, "POWER7",       UARCH_POWER7,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x0f000004, "POWER8",       UARCH_POWER8,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x0f000005, "POWER9",       UARCH_POWER9,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x0f000006, "POWER10",      UARCH_POWER10, -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x003f0000, "POWER7",       UARCH_POWER7,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x004A0000, "POWER7",       UARCH_POWER7,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x004b0000, "POWER8",       UARCH_POWER8,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x004c0000, "POWER8",       UARCH_POWER8,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x004d0000, "POWER8",       UARCH_POWER8,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffefff, 0x004e0200, "POWER9",       UARCH_POWER9,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffefff, 0x004e0201, "POWER9",       UARCH_POWER9,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x004e0000, "POWER9",       UARCH_POWER9,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00800000, "POWER10",      UARCH_POWER10, -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00700000, "Cell BE",      UARCH_CELLBE,  -1)
+  // 32 bit
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00040000, "PowerPC C604", UARCH_PPC604,  -1)
+  CHECK_UARCH(arch, pvr, 0xfffff000, 0x00090000, "PowerPC C604", UARCH_PPC604,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00090000, "PowerPC C604", UARCH_PPC604,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x000a0000, "PowerPC C604", UARCH_PPC604,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x00084202, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xfffffff0, 0x00080100, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xfffffff0, 0x00082200, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xfffffff0, 0x00082210, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x00083214, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xfffff0e0, 0x00087000, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xfffff000, 0x00083000, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffff00, 0x70000100, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x70000200, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x70000000, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x70020000, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00080000, "PowerPC G3",   UARCH_PPCG3,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x000c1101, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x000c0000, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x800c0000, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x80000200, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x80000201, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x80000000, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffff00, 0x80010100, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x80010200, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x80010000, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x80020100, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x80020101, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x80020000, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x80030000, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x80040000, "PowerPC G4",   UARCH_PPCG4,   -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00030000, "PowerPC 603",  UARCH_PPC603,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00060000, "PowerPC 603",  UARCH_PPC603,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00070000, "PowerPC 603",  UARCH_PPC603,  -1)
+  CHECK_UARCH(arch, pvr, 0x7fff0000, 0x00810000, "PowerPC 603",  UARCH_PPC603,  -1)
+  CHECK_UARCH(arch, pvr, 0x7fff0000, 0x00820000, "PowerPC 603",  UARCH_PPC603,  -1)
+  CHECK_UARCH(arch, pvr, 0x7fff0000, 0x00830000, "PowerPC 603",  UARCH_PPC603,  -1)
+  CHECK_UARCH(arch, pvr, 0x7fff0000, 0x00840000, "PowerPC 603",  UARCH_PPC603,  -1)
+  CHECK_UARCH(arch, pvr, 0x7fff0000, 0x00850000, "PowerPC 603",  UARCH_PPC603,  -1)
+  CHECK_UARCH(arch, pvr, 0x7fff0000, 0x00860000, "PowerPC 603",  UARCH_PPC603,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x41810000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x41610000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x40B10000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x41410000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x50910000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x51510000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x41F10000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x51210000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x12910007, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x1291000d, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x1291000f, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x12910003, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x12910005, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x12910001, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x12910009, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x1291000b, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x12910000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff000f, 0x12910002, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x41510000, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x7ff11432, "PowerPC 405",  UARCH_PPC405,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x40000850, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x40000858, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x400008d3, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000ff7, 0x400008d4, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x400008db, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000ffb, 0x200008D0, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000ffb, 0x200008D8, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x40000440, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x40000481, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x50000850, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x50000851, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x50000892, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xf0000fff, 0x50000894, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xfff00fff, 0x53200891, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xfff00fff, 0x53400890, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xfff00fff, 0x53400891, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0006, 0x13020002, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0007, 0x13020004, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0006, 0x13020000, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0007, 0x13020005, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffff00, 0x13541800, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xfffffff0, 0x12C41C80, "PowerPC 440",  UARCH_PPC440,  -1)
+  CHECK_UARCH(arch, pvr, 0xffffffff, 0x11a52080, "PowerPC 470",  UARCH_PPC470,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x7ff50000, "PowerPC 470",  UARCH_PPC470,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x00050000, "PowerPC 470",  UARCH_PPC470,  -1)
+  CHECK_UARCH(arch, pvr, 0xffff0000, 0x11a50000, "PowerPC 470",  UARCH_PPC470,  -1)
   UARCH_END
 
   return arch;
diff --git a/src/ppc/uarch.h b/src/ppc/uarch.h
index 585409a..60c78b1 100644
--- a/src/ppc/uarch.h
+++ b/src/ppc/uarch.h
@@ -1,11 +1,12 @@
 #ifndef __UARCH__
 #define __UARCH__
 
+#include <stdint.h>
 #include "ppc.h"
 
 struct uarch;
 
-struct uarch* get_uarch_from_auxval();
+struct uarch* get_uarch_from_pvr(uint32_t pvr);
 char* get_str_uarch(struct cpuInfo* cpu);
 char* get_str_process(struct cpuInfo* cpu);
 void free_uarch_struct(struct uarch* arch);