This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Ongoing video render work; initial work on NDS Timers.
- Loading branch information
Darren Alton
committed
Aug 8, 2008
1 parent
a61dd30
commit ae9b5d1
Showing
12 changed files
with
14,703 additions
and
3 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,116 @@ | ||
/* | ||
SDL - Simple DirectMedia Layer | ||
Copyright (C) 1997-2006 Sam Lantinga | ||
This library is free software; you can redistribute it and/or | ||
modify it under the terms of the GNU Lesser General Public | ||
License as published by the Free Software Foundation; either | ||
version 2.1 of the License, or (at your option) any later version. | ||
This library 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 | ||
Lesser General Public License for more details. | ||
You should have received a copy of the GNU Lesser General Public | ||
License along with this library; if not, write to the Free Software | ||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
Sam Lantinga | ||
slouken@libsdl.org | ||
*/ | ||
#include "SDL_config.h" | ||
|
||
#ifdef SDL_TIMER_NDS | ||
|
||
#include <nds.h> | ||
#include <nds/timers.h> | ||
|
||
#include "SDL_timer.h" | ||
#include "../SDL_timer_c.h" | ||
|
||
static Uint32 timer_ticks; | ||
|
||
void | ||
SDL_StartTicks(void) | ||
{ | ||
if(!timer_alive) { | ||
SDL_SYS_TimerInit(); | ||
SDL_SYS_StartTimer(); | ||
} | ||
|
||
timer_ticks = 0; | ||
} | ||
|
||
Uint32 | ||
SDL_GetTicks(void) | ||
{ | ||
return timer_ticks; | ||
} | ||
|
||
void | ||
SDL_Delay(Uint32 ms) | ||
{ | ||
Uint32 start = SDL_GetTicks(); | ||
while(timer_alive) { | ||
if((SDL_GetTicks() - start) >= ms) break; | ||
} | ||
} | ||
|
||
/* Data to handle a single periodic alarm */ | ||
static int timer_alive = 0; | ||
static int timer_ticks = 0; | ||
|
||
static int | ||
RunTimer(void *unused) | ||
{ | ||
while (timer_alive) { | ||
if (SDL_timer_running) { | ||
} | ||
SDL_Delay(1); | ||
} | ||
return (0); | ||
} | ||
|
||
void NDS_TimerInterrupt() { | ||
printf("timer irq\n"); | ||
} | ||
|
||
/* This is only called if the event thread is not running */ | ||
int | ||
SDL_SYS_TimerInit(void) | ||
{ | ||
timer_alive = 1; | ||
timer_ticks = 0; | ||
TIMER_CR(0) = TIMER_DIV_1024 | TIMER_IRQ_REQ; | ||
TIMER_DATA(0) = TIMER_FREQ_1024(1000); | ||
irqSet(IRQ_TIMER1, NDS_TimerInterrupt); | ||
return 0; | ||
} | ||
|
||
void | ||
SDL_SYS_TimerQuit(void) | ||
{ | ||
if (timer_alive) { | ||
TIMER_CR(0) = 0; | ||
} | ||
timer_alive = 0; | ||
} | ||
|
||
int | ||
SDL_SYS_StartTimer(void) | ||
{ | ||
TIMER_CR(0) |= TIMER_ENABLE; | ||
return 0; | ||
} | ||
|
||
void | ||
SDL_SYS_StopTimer(void) | ||
{ | ||
TIMER_CR(0) &= ~TIMER_ENABLE; | ||
return; | ||
} | ||
|
||
|
||
#endif /* SDL_TIMER_NDS */ | ||
/* vi: set ts=4 sw=4 expandtab: */ |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,132 @@ | ||
#--------------------------------------------------------------------------------- | ||
.SUFFIXES: | ||
#--------------------------------------------------------------------------------- | ||
|
||
ifeq ($(strip $(DEVKITARM)),) | ||
$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM") | ||
endif | ||
|
||
include $(DEVKITARM)/ds_rules | ||
|
||
#--------------------------------------------------------------------------------- | ||
# TARGET is the name of the output | ||
# BUILD is the directory where object files & intermediate files will be placed | ||
# SOURCES is a list of directories containing source code | ||
# INCLUDES is a list of directories containing extra header files | ||
#--------------------------------------------------------------------------------- | ||
TARGET := $(shell basename $(CURDIR)) | ||
BUILD := build | ||
SOURCES := source | ||
DATA := data | ||
INCLUDES := include | ||
|
||
#--------------------------------------------------------------------------------- | ||
# options for code generation | ||
#--------------------------------------------------------------------------------- | ||
ARCH := -mthumb -mthumb-interwork | ||
|
||
# note: arm9tdmi isn't the correct CPU arch, but anything newer and LD | ||
# *insists* it has a FPU or VFP, and it won't take no for an answer! | ||
CFLAGS := -save-temps -g -Wall -O0\ | ||
-mcpu=arm9tdmi -mtune=arm9tdmi \ | ||
$(ARCH) | ||
|
||
CFLAGS += $(INCLUDE) -DARM9 -D__NDS__ | ||
CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions -fno-exceptions -fno-rtti | ||
|
||
ASFLAGS := -g $(ARCH) | ||
LDFLAGS = -specs=ds_arm9.specs -g $(ARCH) -mno-fpu -Wl,-Map,$(notdir $*.map) | ||
|
||
#--------------------------------------------------------------------------------- | ||
# any extra libraries we wish to link with the project | ||
#--------------------------------------------------------------------------------- | ||
LIBS := -lSDL -lfat -lnds9 | ||
|
||
|
||
#--------------------------------------------------------------------------------- | ||
# list of directories containing libraries, this must be the top level containing | ||
# include and lib | ||
#--------------------------------------------------------------------------------- | ||
LIBDIRS := $(LIBNDS) | ||
|
||
#--------------------------------------------------------------------------------- | ||
# no real need to edit anything past this point unless you need to add additional | ||
# rules for different file extensions | ||
#--------------------------------------------------------------------------------- | ||
ifneq ($(BUILD),$(notdir $(CURDIR))) | ||
#--------------------------------------------------------------------------------- | ||
|
||
export OUTPUT := $(CURDIR)/$(TARGET) | ||
|
||
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \ | ||
$(foreach dir,$(DATA),$(CURDIR)/$(dir)) | ||
|
||
export DEPSDIR := $(CURDIR)/$(BUILD) | ||
|
||
CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c))) | ||
CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp))) | ||
SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s))) | ||
BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*))) | ||
|
||
#--------------------------------------------------------------------------------- | ||
# use CXX for linking C++ projects, CC for standard C | ||
#--------------------------------------------------------------------------------- | ||
ifeq ($(strip $(CPPFILES)),) | ||
#--------------------------------------------------------------------------------- | ||
export LD := $(CC) | ||
#--------------------------------------------------------------------------------- | ||
else | ||
#--------------------------------------------------------------------------------- | ||
export LD := $(CXX) | ||
#--------------------------------------------------------------------------------- | ||
endif | ||
#--------------------------------------------------------------------------------- | ||
|
||
export OFILES := $(addsuffix .o,$(BINFILES)) \ | ||
$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o) | ||
|
||
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \ | ||
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \ | ||
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \ | ||
-I$(CURDIR)/$(BUILD) | ||
|
||
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib) | ||
|
||
.PHONY: $(BUILD) clean | ||
|
||
#--------------------------------------------------------------------------------- | ||
$(BUILD): | ||
@[ -d $@ ] || mkdir -p $@ | ||
@make --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile | ||
|
||
#--------------------------------------------------------------------------------- | ||
clean: | ||
@echo clean ... | ||
@rm -fr $(BUILD) $(TARGET).elf $(TARGET).nds $(TARGET).arm9 $(TARGET).ds.gba | ||
|
||
|
||
#--------------------------------------------------------------------------------- | ||
else | ||
|
||
DEPENDS := $(OFILES:.o=.d) | ||
|
||
#--------------------------------------------------------------------------------- | ||
# main targets | ||
#--------------------------------------------------------------------------------- | ||
$(OUTPUT).ds.gba : $(OUTPUT).nds | ||
$(OUTPUT).nds : $(OUTPUT).arm9 | ||
$(OUTPUT).arm9 : $(OUTPUT).elf | ||
$(OUTPUT).elf : $(OFILES) | ||
|
||
#--------------------------------------------------------------------------------- | ||
%.pcx.o : %.pcx | ||
#--------------------------------------------------------------------------------- | ||
@echo $(notdir $<) | ||
@$(bin2o) | ||
|
||
|
||
-include $(DEPENDS) | ||
|
||
#--------------------------------------------------------------------------------------- | ||
endif | ||
#--------------------------------------------------------------------------------------- |
Oops, something went wrong.