Patrick Fallberg
8e1ef13804
The rules are in .tools/astyle/config/style.cfg and can also be reviewed at https://www.mysensors.org/view/260#coding-guidelines-core-library
282 lines
7.0 KiB
C
282 lines
7.0 KiB
C
/*
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Copyright (c) 2012-2016 Ben Croston
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "cpuinfo.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int get_rpi_info(rpi_info *info)
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{
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FILE *fp;
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char buffer[1024];
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char hardware[1024];
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char revision[1024];
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char *rev;
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int found = 0;
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int len;
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if ((fp = fopen("/proc/cpuinfo", "r")) == NULL) {
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return -1;
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}
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while(!feof(fp)) {
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fgets(buffer, sizeof(buffer), fp);
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sscanf(buffer, "Hardware : %s", hardware);
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if (strcmp(hardware, "BCM2708") == 0 ||
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strcmp(hardware, "BCM2709") == 0 ||
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strcmp(hardware, "BCM2835") == 0 ||
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strcmp(hardware, "BCM2836") == 0 ||
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strcmp(hardware, "BCM2837") == 0 ) {
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found = 1;
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}
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sscanf(buffer, "Revision : %s", revision);
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}
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fclose(fp);
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if (!found) {
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return -1;
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}
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if ((len = strlen(revision)) == 0) {
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return -1;
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}
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if (len >= 6 && strtol((char[]) {
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revision[len-6],0
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}, NULL, 16) & 8) {
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// new scheme
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//info->rev = revision[len-1]-'0';
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strcpy(info->revision, revision);
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switch (revision[len-2]) {
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case '0':
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info->type = "Model A";
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info->p1_revision = 2;
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break;
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case '1':
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info->type = "Model B";
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info->p1_revision = 2;
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break;
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case '2':
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info->type = "Model A+";
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info->p1_revision = 3;
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break;
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case '3':
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info->type = "Model B+";
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info->p1_revision = 3;
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break;
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case '4':
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info->type = "Pi 2 Model B";
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info->p1_revision = 3;
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break;
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case '5':
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info->type = "Alpha";
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info->p1_revision = 3;
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break;
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case '6':
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info->type = "Compute";
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info->p1_revision = 0;
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break;
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case '8':
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info->type = "Pi 3 Model B";
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info->p1_revision = 3;
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break;
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case '9':
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info->type = "Zero";
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info->p1_revision = 3;
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break;
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default :
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info->type = "Unknown";
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info->p1_revision = 3;
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break;
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}
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switch (revision[len-4]) {
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case '0':
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info->processor = "BCM2835";
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break;
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case '1':
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info->processor = "BCM2836";
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break;
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case '2':
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info->processor = "BCM2837";
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break;
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default :
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info->processor = "Unknown";
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break;
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}
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switch (revision[len-5]) {
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case '0':
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info->manufacturer = "Sony";
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break;
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case '1':
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info->manufacturer = "Egoman";
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break;
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case '2':
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info->manufacturer = "Embest";
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break;
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case '4':
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info->manufacturer = "Embest";
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break;
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default :
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info->manufacturer = "Unknown";
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break;
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}
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switch (strtol((char[]) {
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revision[len-6],0
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}, NULL, 16) & 7) {
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case 0:
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info->ram = "256M";
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break;
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case 1:
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info->ram = "512M";
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break;
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case 2:
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info->ram = "1024M";
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break;
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default:
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info->ram = "Unknown";
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break;
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}
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}
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else {
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// old scheme
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info->ram = "Unknown";
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info->manufacturer = "Unknown";
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info->processor = "Unknown";
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info->type = "Unknown";
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strcpy(info->revision, revision);
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// get last four characters (ignore preceeding 1000 for overvolt)
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if (len > 4) {
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rev = (char *)&revision+len-4;
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} else {
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rev = revision;
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}
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if ((strcmp(rev, "0002") == 0) ||
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(strcmp(rev, "0003") == 0)) {
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info->type = "Model B";
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info->p1_revision = 1;
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info->ram = "256M";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "0004") == 0) {
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info->type = "Model B";
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info->p1_revision = 2;
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info->ram = "256M";
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info->manufacturer = "Sony";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "0005") == 0) {
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info->type = "Model B";
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info->p1_revision = 2;
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info->ram = "256M";
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info->manufacturer = "Qisda";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "0006") == 0) {
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info->type = "Model B";
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info->p1_revision = 2;
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info->ram = "256M";
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info->manufacturer = "Egoman";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "0007") == 0) {
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info->type = "Model A";
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info->p1_revision = 2;
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info->ram = "256M";
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info->manufacturer = "Egoman";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "0008") == 0) {
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info->type = "Model A";
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info->p1_revision = 2;
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info->ram = "256M";
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info->manufacturer = "Sony";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "0009") == 0) {
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info->type = "Model A";
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info->p1_revision = 2;
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info->ram = "256M";
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info->manufacturer = "Qisda";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "000d") == 0) {
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info->type = "Model B";
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info->p1_revision = 2;
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info->ram = "512M";
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info->manufacturer = "Egoman";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "000e") == 0) {
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info->type = "Model B";
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info->p1_revision = 2;
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info->ram = "512M";
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info->manufacturer = "Sony";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "000f") == 0) {
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info->type = "Model B";
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info->p1_revision = 2;
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info->ram = "512M";
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info->manufacturer = "Qisda";
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info->processor = "BCM2835";
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} else if ((strcmp(rev, "0011") == 0) ||
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(strcmp(rev, "0014") == 0)) {
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info->type = "Compute Module";
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info->p1_revision = 0;
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info->ram = "512M";
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info->processor = "BCM2835";
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} else if (strcmp(rev, "0012") == 0) {
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info->type = "Model A+";
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info->p1_revision = 3;
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info->ram = "256M";
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info->processor = "BCM2835";
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} else if ((strcmp(rev, "0010") == 0) ||
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(strcmp(rev, "0013") == 0)) {
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info->type = "Model B+";
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info->p1_revision = 3;
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info->ram = "512M";
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info->processor = "BCM2835";
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} else { // don't know - assume revision 3 p1 connector
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info->p1_revision = 3;
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}
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}
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return 0;
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}
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/*
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32 bits
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NEW 23: will be 1 for the new scheme, 0 for the old scheme
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MEMSIZE 20: 0=256M 1=512M 2=1G
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MANUFACTURER 16: 0=SONY 1=EGOMAN
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PROCESSOR 12: 0=2835 1=2836
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TYPE 04: 0=MODELA 1=MODELB 2=MODELA+ 3=MODELB+ 4=Pi2 MODEL B 5=ALPHA 6=CM
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REV 00: 0=REV0 1=REV1 2=REV2
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pi2 = 1<<23 | 2<<20 | 1<<12 | 4<<4 = 0xa01040
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--------------------
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SRRR MMMM PPPP TTTT TTTT VVVV
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S scheme (0=old, 1=new)
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R RAM (0=256, 1=512, 2=1024)
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M manufacturer (0='SONY',1='EGOMAN',2='EMBEST',3='UNKNOWN',4='EMBEST')
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P processor (0=2835, 1=2836 2=2837)
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T type (0='A', 1='B', 2='A+', 3='B+', 4='Pi 2 B', 5='Alpha', 6='Compute Module')
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V revision (0-15)
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*/
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