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-rw-r--r--modules/devices/arm/arm_data.c215
-rw-r--r--modules/devices/arm/arm_data.h38
-rw-r--r--modules/devices/arm/processor.c340
3 files changed, 593 insertions, 0 deletions
diff --git a/modules/devices/arm/arm_data.c b/modules/devices/arm/arm_data.c
new file mode 100644
index 00000000..246cb643
--- /dev/null
+++ b/modules/devices/arm/arm_data.c
@@ -0,0 +1,215 @@
+/*
+ * rpiz - https://github.com/bp0/rpiz
+ * Copyright (C) 2017 Burt P. <pburt0@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include "arm_data.h"
+
+/* sources:
+ * https://unix.stackexchange.com/a/43563
+ * git:linux/arch/arm/kernel/setup.c
+ * git:linux/arch/arm64/kernel/cpuinfo.c
+ */
+static struct {
+ char *name, *meaning;
+} tab_flag_meaning[] = {
+ /* arm/hw_cap */
+ { "swp", "SWP instruction (atomic read-modify-write)" },
+ { "half", "Half-word loads and stores" },
+ { "thumb", "Thumb (16-bit instruction set)" },
+ { "26bit", "26-Bit Model (Processor status register folded into program counter)" },
+ { "fastmult", "32x32->64-bit multiplication" },
+ { "fpa", "Floating point accelerator" },
+ { "vfp", "VFP (early SIMD vector floating point instructions)" },
+ { "edsp", "DSP extensions (the 'e' variant of the ARM9 CPUs, and all others above)" },
+ { "java", "Jazelle (Java bytecode accelerator)" },
+ { "iwmmxt", "SIMD instructions similar to Intel MMX" },
+ { "crunch", "MaverickCrunch coprocessor (if kernel support enabled)" },
+ { "thumbee", "ThumbEE" },
+ { "neon", "Advanced SIMD/NEON on AArch32" },
+ { "evtstrm", "kernel event stream using generic architected timer" },
+ { "vfpv3", "VFP version 3" },
+ { "vfpv3d16", "VFP version 3 with 16 D-registers" },
+ { "vfpv4", "VFP version 4 with fast context switching" },
+ { "vfpd32", "VFP with 32 D-registers" },
+ { "tls", "TLS register" },
+ { "idiva", "SDIV and UDIV hardware division in ARM mode" },
+ { "idivt", "SDIV and UDIV hardware division in Thumb mode" },
+ { "lpae", "40-bit Large Physical Address Extension" },
+ /* arm/hw_cap2 */
+ { "pmull", "64x64->128-bit F2m multiplication (arch>8)" },
+ { "aes", "Crypto:AES (arch>8)" },
+ { "sha1", "Crypto:SHA1 (arch>8)" },
+ { "sha2", "Crypto:SHA2 (arch>8)" },
+ { "crc32", "CRC32 checksum instructions (arch>8)" },
+ /* arm64/hw_cap */
+ { "fp", "" },
+ { "asimd", "Advanced SIMD/NEON on AArch64 (arch>8)" },
+ { "atomics", "" },
+ { "fphp", "" },
+ { "asimdhp", "" },
+ { "cpuid", "" },
+ { "asimdrdm", "" },
+ { "jscvt", "" },
+ { "fcma", "" },
+ { "lrcpc", "" },
+
+ { NULL, NULL},
+};
+
+static struct {
+ int code; char *name;
+} tab_arm_implementer[] = {
+ { 0x41, "ARM" },
+ { 0x44, "Intel (formerly DEC) StrongARM" },
+ { 0x4e, "nVidia" },
+ { 0x54, "Texas Instruments" },
+ { 0x56, "Marvell" },
+ { 0x69, "Intel XScale" },
+ { 0, NULL},
+};
+
+static struct {
+ /* source: t = tested, d = official docs, f = web */
+ int code; char *part_desc;
+} tab_arm_arm_part[] = { /* only valid for implementer 0x41 ARM */
+ /*d */ { 0x920, "ARM920" },
+ /*d */ { 0x926, "ARM926" },
+ /*d */ { 0x946, "ARM946" },
+ /*d */ { 0x966, "ARM966" },
+ /*d */ { 0xb02, "ARM11 MPCore" },
+ /*d */ { 0xb36, "ARM1136" },
+ /*d */ { 0xb56, "ARM1156" },
+ /*dt*/ { 0xb76, "ARM1176" },
+ /*dt*/ { 0xc05, "Cortex-A5" },
+ /*d */ { 0xc07, "Cortex-A7 MPCore" },
+ /*dt*/ { 0xc08, "Cortex-A8" },
+ /*dt*/ { 0xc09, "Cortex-A9" },
+ /*d */ { 0xc0e, "Cortex-A17 MPCore" },
+ /*d */ { 0xc0f, "Cortex-A15" },
+ /*d */ { 0xd01, "Cortex-A32" },
+ /*dt*/ { 0xd03, "Cortex-A53" },
+ /*d */ { 0xd04, "Cortex-A35" },
+ /*d */ { 0xd07, "Cortex-A57 MPCore" },
+ /*d */ { 0xd08, "Cortex-A72" },
+ /*d */ { 0xd09, "Cortex-A73" },
+ { 0, NULL},
+};
+
+static char all_flags[1024] = "";
+
+#define APPEND_FLAG(f) strcat(all_flags, f); strcat(all_flags, " ");
+const char *arm_flag_list() {
+ int i = 0, built = 0;
+ built = strlen(all_flags);
+ if (!built) {
+ while(tab_flag_meaning[i].name != NULL) {
+ APPEND_FLAG(tab_flag_meaning[i].name);
+ i++;
+ }
+ }
+ return all_flags;
+}
+
+const char *arm_flag_meaning(const char *flag) {
+ int i = 0;
+ if (flag)
+ while(tab_flag_meaning[i].name != NULL) {
+ if (strcmp(tab_flag_meaning[i].name, flag) == 0)
+ return tab_flag_meaning[i].meaning;
+ i++;
+ }
+ return NULL;
+}
+
+static int code_match(int c0, const char* code1) {
+ int c1;
+ if (code1 == NULL) return 0;
+ c1 = strtol(code1, NULL, 0);
+ return (c0 == c1) ? 1 : 0;
+}
+
+const char *arm_implementer(const char *code) {
+ int i = 0;
+ if (code)
+ while(tab_arm_implementer[i].code) {
+ if (code_match(tab_arm_implementer[i].code, code))
+ return tab_arm_implementer[i].name;
+ i++;
+ }
+ return NULL;
+}
+
+const char *arm_part(const char *imp_code, const char *part_code) {
+ int i = 0;
+ if (imp_code && part_code) {
+ if (code_match(0x41, imp_code)) {
+ /* 0x41=ARM parts */
+ while(tab_arm_arm_part[i].code) {
+ if (code_match(tab_arm_arm_part[i].code, part_code))
+ return tab_arm_arm_part[i].part_desc;
+ i++;
+ }
+ }
+ }
+ return NULL;
+}
+
+char *arm_decoded_name(const char *imp, const char *part, const char *var, const char *rev, const char *arch, const char *model_name) {
+ char *dnbuff;
+ char *imp_name = NULL, *part_desc = NULL;
+ int r = 0, p = 0;
+ dnbuff = malloc(256);
+ if (dnbuff) {
+ memset(dnbuff, 0, 256);
+
+ if (imp && arch && part && rev) {
+ /* http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0395b/CIHCAGHH.html
+ * variant and revision can be rendered r{variant}p{revision} */
+ r = strtol(var, NULL, 0);
+ p = strtol(rev, NULL, 0);
+ imp_name = (char*) arm_implementer(imp);
+ part_desc = (char*) arm_part(imp, part);
+ if (imp_name || part_desc) {
+ sprintf(dnbuff, "%s %s r%dp%d (arch:%s)",
+ (imp_name) ? imp_name : imp,
+ (part_desc) ? part_desc : part,
+ r, p, arch);
+ } else {
+ /* fallback for now */
+ sprintf(dnbuff, "%s [imp:%s part:%s r%dp%d arch:%s]",
+ model_name,
+ (imp_name) ? imp_name : imp,
+ (part_desc) ? part_desc : part,
+ r, p, arch);
+ }
+ } else {
+ /* prolly not ARM arch at all */
+ if (model_name)
+ sprintf(dnbuff, "%s", model_name);
+ else {
+ free(dnbuff);
+ return NULL;
+ }
+ }
+ }
+ return dnbuff;
+}
diff --git a/modules/devices/arm/arm_data.h b/modules/devices/arm/arm_data.h
new file mode 100644
index 00000000..4d1d4cf9
--- /dev/null
+++ b/modules/devices/arm/arm_data.h
@@ -0,0 +1,38 @@
+/*
+ * rpiz - https://github.com/bp0/rpiz
+ * Copyright (C) 2017 Burt P. <pburt0@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef _ARMDATA_H_
+#define _ARMDATA_H_
+
+/* table lookups */
+const char *arm_implementer(const char *code);
+const char *arm_part(const char *imp_code, const char *part_code);
+
+/* cpu_implementer, cpu_part, cpu_variant, cpu_revision, cpu_architecture from /proc/cpuinfo
+ * model_name is returned as a fallback if not enough data is known */
+char *arm_decoded_name(
+ const char *imp, const char *part, const char *var, const char *rev,
+ const char *arch, const char *model_name);
+
+/* cpu flags from /proc/cpuinfo */
+const char *arm_flag_list(void); /* list of all known flags */
+const char *arm_flag_meaning(const char *flag); /* lookup flag meaning */
+
+#endif
diff --git a/modules/devices/arm/processor.c b/modules/devices/arm/processor.c
new file mode 100644
index 00000000..c94f41e5
--- /dev/null
+++ b/modules/devices/arm/processor.c
@@ -0,0 +1,340 @@
+/*
+ * HardInfo - Displays System Information
+ * Copyright (C) 2003-2006 Leandro A. F. Pereira <leandro@hardinfo.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "hardinfo.h"
+#include "devices.h"
+
+#include "arm_data.h"
+#include "arm_data.c"
+
+enum {
+ ARM_A32 = 0,
+ ARM_A64 = 1,
+ ARM_A32_ON_A64 = 2,
+};
+
+static const gchar *arm_mode_str[] = {
+ "A32",
+ "A64",
+ "A32 on A64",
+};
+
+GHashTable *cpu_flags = NULL; /* FIXME: when is it freed? */
+
+static void
+populate_cpu_flags_list_internal()
+{
+ int i;
+ gchar **afl, *fm;
+
+ cpu_flags = g_hash_table_new(g_str_hash, g_str_equal);
+ afl = g_strsplit(arm_flag_list(), " ", 0);
+ while(afl[i] != NULL) {
+ fm = (char *)arm_flag_meaning(afl[i]);
+ if (g_strcmp0(afl[i], "") != 0)
+ g_hash_table_insert(cpu_flags, afl[i], (fm) ? fm : "");
+ i++;
+ }
+}
+
+static gint get_cpu_int(const gchar* file, gint cpuid) {
+ gchar *tmp0 = NULL;
+ gchar *tmp1 = NULL;
+ gint ret = 0;
+
+ tmp0 = g_strdup_printf("/sys/devices/system/cpu/cpu%d/%s", cpuid, file);
+ g_file_get_contents(tmp0, &tmp1, NULL, NULL);
+ if (tmp1)
+ ret = atol(tmp1);
+ g_free(tmp0);
+ g_free(tmp1);
+ return ret;
+}
+
+int processor_has_flag(gchar * strflags, gchar * strflag)
+{
+ gchar **flags;
+ gint ret = 0;
+ if (strflags == NULL || strflag == NULL)
+ return 0;
+ flags = g_strsplit(strflags, " ", 0);
+ ret = g_strv_contains((const gchar * const *)flags, strflag);
+ g_strfreev(flags);
+ return ret;
+}
+
+#define PROC_CPUINFO "/proc/cpuinfo"
+
+GSList *
+processor_scan(void)
+{
+ GSList *procs = NULL;
+ Processor *processor = NULL;
+ FILE *cpuinfo;
+ gchar buffer[128];
+ gchar *rep_pname = NULL;
+ gchar *tmpfreq_str = NULL;
+ GSList *pi = NULL;
+
+ cpuinfo = fopen(PROC_CPUINFO, "r");
+ if (!cpuinfo)
+ return NULL;
+
+#define CHECK_FOR(k) (g_str_has_prefix(tmp[0], k))
+ while (fgets(buffer, 128, cpuinfo)) {
+ gchar **tmp = g_strsplit(buffer, ":", 2);
+ if (tmp[0] && tmp[1]) {
+ tmp[0] = g_strstrip(tmp[0]);
+ tmp[1] = g_strstrip(tmp[1]);
+ } else {
+ g_strfreev(tmp);
+ continue;
+ }
+
+ get_str("Processor", rep_pname);
+
+ if ( CHECK_FOR("processor") ) {
+ /* finish previous */
+ if (processor) {
+ procs = g_slist_append(procs, processor);
+ }
+
+ /* start next */
+ processor = g_new0(Processor, 1);
+ processor->id = atol(tmp[1]);
+
+ if (rep_pname)
+ processor->model_name = g_strdup(rep_pname);
+
+ g_strfreev(tmp);
+ continue;
+ }
+
+ if (!processor &&
+ ( CHECK_FOR("model name")
+ || CHECK_FOR("Features")
+ || CHECK_FOR("BogoMIPS") ) ) {
+
+ /* single proc/core may not have "processor : n" */
+ processor = g_new0(Processor, 1);
+ processor->id = 0;
+
+ if (rep_pname)
+ processor->model_name = g_strdup(rep_pname);
+ }
+
+ if (processor) {
+ get_str("model name", processor->model_name);
+ get_str("Features", processor->flags);
+ get_float("BogoMIPS", processor->bogomips);
+
+ get_str("CPU implementer", processor->cpu_implementer);
+ get_str("CPU architecture", processor->cpu_architecture);
+ get_str("CPU variant", processor->cpu_variant);
+ get_str("CPU part", processor->cpu_part);
+ get_str("CPU revision", processor->cpu_revision);
+ }
+ g_strfreev(tmp);
+ }
+
+ if (processor)
+ procs = g_slist_append(procs, processor);
+
+ g_free(rep_pname);
+ fclose(cpuinfo);
+
+ /* re-duplicate missing data for /proc/cpuinfo variant that de-duplicated it */
+#define REDUP(f) if (dproc->f && !processor->f) processor->f = g_strdup(dproc->f);
+ Processor *dproc;
+ GSList *l;
+ l = procs = g_slist_reverse(procs);
+ while (l) {
+ processor = l->data;
+ if (processor->flags) {
+ dproc = processor;
+ } else if (dproc) {
+ REDUP(flags);
+ REDUP(cpu_implementer);
+ REDUP(cpu_architecture);
+ REDUP(cpu_variant);
+ REDUP(cpu_part);
+ REDUP(cpu_revision);
+ }
+ l = g_slist_next(l);
+ }
+ procs = g_slist_reverse(procs);
+
+ /* data not from /proc/cpuinfo */
+ for (pi = procs; pi; pi = pi->next) {
+ processor = (Processor *) pi->data;
+
+ /* strings can't be null or segfault later */
+#define UNKIFNULL(f) if (processor->f == NULL) processor->f = g_strdup("(Unknown)");
+#define EMPIFNULL(f) if (processor->f == NULL) processor->f = g_strdup("");
+ UNKIFNULL(model_name);
+ EMPIFNULL(flags);
+ UNKIFNULL(cpu_implementer);
+ UNKIFNULL(cpu_architecture);
+ UNKIFNULL(cpu_variant);
+ UNKIFNULL(cpu_part);
+ UNKIFNULL(cpu_revision);
+
+ processor->decoded_name = arm_decoded_name(
+ processor->cpu_implementer, processor->cpu_part,
+ processor->cpu_variant, processor->cpu_revision,
+ processor->cpu_architecture, processor->model_name);
+
+ /* freq */
+ processor->cpukhz_cur = get_cpu_int("cpufreq/scaling_cur_freq", processor->id);
+ processor->cpukhz_min = get_cpu_int("cpufreq/scaling_min_freq", processor->id);
+ processor->cpukhz_max = get_cpu_int("cpufreq/scaling_max_freq", processor->id);
+ if (processor->cpukhz_max)
+ processor->cpu_mhz = processor->cpukhz_max / 1000;
+ else
+ processor->cpu_mhz = 0.0f;
+
+ /* mode */
+ processor->mode = ARM_A32;
+ if ( processor_has_flag(processor->flags, "pmull")
+ || processor_has_flag(processor->flags, "crc32") ) {
+#ifdef __aarch64__
+ processor->mode = ARM_A64;
+#else
+ processor->mode = ARM_A32_ON_A64;
+#endif
+ }
+ }
+
+ return procs;
+}
+
+gchar *processor_get_capabilities_from_flags(gchar * strflags)
+{
+ gchar **flags, **old;
+ gchar *tmp = NULL;
+ gint j = 0;
+
+ if (!cpu_flags)
+ populate_cpu_flags_list_internal();
+
+ flags = g_strsplit(strflags, " ", 0);
+ old = flags;
+
+ while (flags[j]) {
+ gchar *meaning = g_hash_table_lookup(cpu_flags, flags[j]);
+
+ if (meaning) {
+ tmp = h_strdup_cprintf("%s=%s\n", tmp, flags[j], meaning);
+ } else {
+ tmp = h_strdup_cprintf("%s=\n", tmp, flags[j]);
+ }
+ j++;
+ }
+ if (tmp == NULL || g_strcmp0(tmp, "") == 0)
+ tmp = g_strdup_printf("%s=%s\n", "empty", _("Empty List"));
+
+ g_strfreev(old);
+ return tmp;
+}
+
+gchar *
+processor_get_detailed_info(Processor *processor)
+{
+ gchar *tmp_flags, *tmp_imp, *tmp_part, *ret;
+ tmp_flags = processor_get_capabilities_from_flags(processor->flags);
+ tmp_imp = (char*)arm_implementer(processor->cpu_implementer);
+ tmp_part = (char *)arm_part(processor->cpu_implementer, processor->cpu_part);
+ ret = g_strdup_printf("[Processor]\n"
+ "Linux Name=%s\n"
+ "Decoded Name=%s\n"
+ "Mode=%s\n"
+ "BogoMips=%.2f\n"
+ "Endianesss="
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+ "Little Endian"
+#else
+ "Big Endian"
+#endif
+ "\n"
+ "[Frequency Scaling]\n"
+ "Minimum=%d kHz\n"
+ "Maximum=%d kHz\n"
+ "Current=%d kHz\n"
+ "[ARM]\n"
+ "Implementer=[%s] %s\n"
+ "Part=[%s] %s\n"
+ "Architecture=%s\n"
+ "Variant=%s\n"
+ "Revision=%s\n"
+ "[Capabilities]\n"
+ "%s"
+ "%s",
+ processor->model_name,
+ processor->decoded_name,
+ arm_mode_str[processor->mode],
+ processor->bogomips,
+ processor->cpukhz_min,
+ processor->cpukhz_max,
+ processor->cpukhz_cur,
+ processor->cpu_implementer, (tmp_imp) ? tmp_imp : "",
+ processor->cpu_part, (tmp_part) ? tmp_part : "",
+ processor->cpu_architecture,
+ processor->cpu_variant,
+ processor->cpu_revision,
+ tmp_flags,
+ "");
+ g_free(tmp_flags);
+ return ret;
+}
+
+gchar *processor_get_info(GSList * processors)
+{
+ Processor *processor;
+
+ if (g_slist_length(processors) > 1) {
+ gchar *ret, *tmp, *hashkey;
+ GSList *l;
+
+ tmp = g_strdup("");
+
+ for (l = processors; l; l = l->next) {
+ processor = (Processor *) l->data;
+
+ tmp = g_strdup_printf(_("%s$CPU%d$%s=%.2fMHz\n"),
+ tmp, processor->id,
+ processor->model_name,
+ processor->cpu_mhz);
+
+ hashkey = g_strdup_printf("CPU%d", processor->id);
+ moreinfo_add_with_prefix("DEV", hashkey,
+ processor_get_detailed_info(processor));
+ g_free(hashkey);
+ }
+
+ ret = g_strdup_printf("[$ShellParam$]\n"
+ "ViewType=1\n"
+ "[Processors]\n"
+ "%s", tmp);
+ g_free(tmp);
+
+ return ret;
+ }
+
+ processor = (Processor *) processors->data;
+ return processor_get_detailed_info(processor);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2025-02-05 21:44:18 +0000