diff options
Diffstat (limited to 'init')
| -rw-r--r-- | init/Android.mk | 25 | ||||
| -rw-r--r-- | init/init_z2_plus.cpp | 104 |
2 files changed, 129 insertions, 0 deletions
diff --git a/init/Android.mk b/init/Android.mk new file mode 100644 index 0000000..ce0e39a --- /dev/null +++ b/init/Android.mk @@ -0,0 +1,25 @@ +# +# Copyright (C) 2016 The CyanogenMod Project +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +LOCAL_PATH := $(call my-dir) + +include $(CLEAR_VARS) + +LOCAL_MODULE_TAGS := optional +LOCAL_C_INCLUDES := system/core/init +LOCAL_SRC_FILES := init_z2_plus.cpp +LOCAL_MODULE := libinit_z2_plus + +include $(BUILD_STATIC_LIBRARY) diff --git a/init/init_z2_plus.cpp b/init/init_z2_plus.cpp new file mode 100644 index 0000000..5c6c550 --- /dev/null +++ b/init/init_z2_plus.cpp @@ -0,0 +1,104 @@ +/* + Copyright (c) 2016, The CyanogenMod Project + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are + met: + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials provided + with the distribution. + * Neither the name of The Linux Foundation nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED + WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdlib.h> +#include <unistd.h> +#include <fcntl.h> + +#include <cutils/properties.h> +#include "vendor_init.h" +#include "log.h" +#include "util.h" + +static int read_file2(const char *fname, char *data, int max_size) +{ + int fd, rc; + + if (max_size < 1) + return 0; + + fd = open(fname, O_RDONLY); + if (fd < 0) { + ERROR("failed to open '%s'\n", fname); + return 0; + } + + rc = read(fd, data, max_size - 1); + if ((rc > 0) && (rc < max_size)) + data[rc] = '\0'; + else + data[0] = '\0'; + close(fd); + + return 1; +} + +void init_alarm_boot_properties() +{ + char const *alarm_file = "/proc/sys/kernel/boot_reason"; + char buf[64]; + + if(read_file2(alarm_file, buf, sizeof(buf))) { + + /* + * Setup ro.alarm_boot value to true when it is RTC triggered boot up + * For existing PMIC chips, the following mapping applies + * for the value of boot_reason: + * + * 0 -> unknown + * 1 -> hard reset + * 2 -> sudden momentary power loss (SMPL) + * 3 -> real time clock (RTC) + * 4 -> DC charger inserted + * 5 -> USB charger insertd + * 6 -> PON1 pin toggled (for secondary PMICs) + * 7 -> CBLPWR_N pin toggled (for external power supply) + * 8 -> KPDPWR_N pin toggled (power key pressed) + */ + if(buf[0] == '3') + property_set("ro.alarm_boot", "true"); + else + property_set("ro.alarm_boot", "false"); + } +} + +void vendor_load_properties() { + char device[PROP_VALUE_MAX]; + char rf_version[PROP_VALUE_MAX]; + int rc; + + rc = property_get("ro.cm.device", device, NULL); + if (!rc || strncmp(device, "z2plus", PROP_VALUE_MAX)) + return; + + property_set("ro.product.model", "ZUK Z2 Plus"); + + init_alarm_boot_properties(); +} + |