Add power sample (#10)

README.md

@@ -35,6 +35,7 @@ for f in */Makefile; do make -C ${f%/*} all; done
 * `hello_cpp_world`: A minimal hello world sample in C++.
 * `hello_world`: A minimal hello world sample.
 * `net_http`: A minimal HTTP download sample.
+* `power`: A minimal power sample.
 * `pretty_livearea`: A minimal hello world sample with example livearea styling and features.
 * `rtc`: A minimal RTC sample.
 * `touch`: A minimal touch sample.

power/Makefile

@@ -0,0 +1,55 @@
+PHONY := all package clean
+rwildcard=$(foreach d,$(wildcard $1*),$(call rwildcard,$d/,$2) $(filter $(subst *,%,$2),$d))
+
+CC := arm-vita-eabi-gcc
+CXX := arm-vita-eabi-g++
+STRIP := arm-vita-eabi-strip
+
+PROJECT_TITLE := Power Sample
+PROJECT_TITLEID := VSDK00016
+
+PROJECT := vita_sample
+CXXFLAGS += -std=c++11 -I../common
+CFLAGS += -I../common
+
+LIBS := -lSceCtrl_stub -lSceDisplay_stub -lSceKernel_stub -lScePower_stub   
+
+SRC_C :=$(call rwildcard, src/, *.c)
+SRC_CPP :=$(call rwildcard, src/, *.cpp)
+
+OBJ_DIRS := $(addprefix out/, $(dir $(SRC_C:src/%.c=%.o))) $(addprefix out/, $(dir $(SRC_CPP:src/%.cpp=%.o)))
+OBJS := $(addprefix out/, $(SRC_C:src/%.c=%.o)) $(addprefix out/, $(SRC_CPP:src/%.cpp=%.o))
+
+
+all: package
+
+package: $(PROJECT).vpk
+
+$(PROJECT).vpk: eboot.bin param.sfo
+	vita-pack-vpk -s param.sfo -b eboot.bin $(PROJECT).vpk
+
+eboot.bin: $(PROJECT).velf
+	vita-make-fself $(PROJECT).velf eboot.bin
+
+param.sfo:
+	vita-mksfoex -s TITLE_ID="$(PROJECT_TITLEID)" "$(PROJECT_TITLE)" param.sfo
+
+$(PROJECT).velf: $(PROJECT).elf
+	$(STRIP) -g $<
+	vita-elf-create $< $@
+
+$(PROJECT).elf: $(OBJS)
+	$(CXX) -Wl,-q $(CFLAGS)  -o $@ $^ $(LIBS)
+
+$(OBJ_DIRS):
+	mkdir -p $@
+
+out/%.o : src/%.cpp | $(OBJ_DIRS)
+	arm-vita-eabi-g++ -c $(CXXFLAGS) -o $@ $<
+
+out/%.o : src/%.c | $(OBJ_DIRS)
+	arm-vita-eabi-g++ -c $(CFLAGS) -o $@ $<
+
+clean:
+	rm -f $(PROJECT).velf $(PROJECT).elf $(PROJECT).vpk param.sfo eboot.bin $(OBJS)
+	rm -r $(abspath $(OBJ_DIRS))

power/src/main.c

@@ -0,0 +1,45 @@
+#include <psp2/ctrl.h>
+#include <psp2/kernel/processmgr.h>
+#include <psp2/power.h>
+
+#include "debugScreen.h"
+
+/* Define printf, just to make typing easier */
+#define printf psvDebugScreenPrintf
+
+/* main routine */
+int main(int argc, char *argv[]) 
+{	
+	SceCtrlData pad;
+	int i = 0;
+	int batteryLifeTime = 0;
+
+	psvDebugScreenInit();
+
+	printf("PS Vita Power Sample v0.1\n\n");
+
+	printf("External power: %s\n", scePowerIsPowerOnline()? "yes" : "no ");
+	printf("Low charge: %s\n", scePowerIsLowBattery()? "yes" : "no ");
+	printf("Charging: %s\n", scePowerIsBatteryCharging()? "yes" : "no ");
+	printf("Battery life percent: %d%%\n", scePowerGetBatteryLifePercent());
+	batteryLifeTime = scePowerGetBatteryLifeTime();
+	printf("Battery life time: (%02dh%02dm)\n", batteryLifeTime/60, batteryLifeTime-(batteryLifeTime/60*60));
+	printf("Clock frequency of the ARM: %d mHz\n", scePowerGetArmClockFrequency());
+	printf("Clock frequency of the BUS: %d mHz\n", scePowerGetBusClockFrequency());
+	printf("Clock frequency of the GPU: %d mHz\n", scePowerGetGpuClockFrequency());
+
+	printf("\n\nPress start to exit\n");
+
+	while (1) 
+	{
+		memset(&pad, 0, sizeof(pad));
+		sceCtrlPeekBufferPositive(0, &pad, 1);
+
+		if (pad.buttons & SCE_CTRL_START)
+			break;
+	}
+
+	sceKernelExitProcess(0);
+
+	return 0;
+}