mirror of
https://github.com/libretro/RetroArch
synced 2025-02-02 14:54:10 +00:00
(GX) initial work on gamecube app_booter
This commit is contained in:
Toad King
parent
297723b836
commit
616af5e5ec
2
.gitignore
vendored
2
.gitignore
vendored
@ -21,4 +21,4 @@ Debug
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Release
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ipch
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*.user
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gx/app_booter/app_booter.bin
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gx/app_booter/app_booter_*.bin
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@ -37,7 +37,9 @@ CFLAGS += -Wall -std=gnu99 $(MACHDEP) $(INCLUDE)
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LDFLAGS := $(MACHDEP) -Wl,-Map,$(notdir $(ELF_TARGET)).map -T gx/ld/ogc.ld
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LIBS := -lfat -lretro_wii -logc
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OBJ = console/griffin/griffin.o console/font.binobj console/rzlib/rzlib.o
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APP_BOOTER_DIR = gx/app_booter
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OBJ = console/griffin/griffin.o console/font.binobj console/rzlib/rzlib.o $(APP_BOOTER_DIR)/app_booter_gc.binobj
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ifeq ($(HAVE_LOGGER), 1)
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CFLAGS += -DHAVE_LOGGER
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@ -76,6 +78,9 @@ $(ELF_TARGET): $(OBJ)
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%.binobj: %.bin
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$(LD) -r -b binary -o $@ $<
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$(APP_BOOTER_DIR)/app_booter_gc.bin:
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$(MAKE) -C $(APP_BOOTER_DIR) platform=gc
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pkg: all
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# cp -r $(DOL_TARGET) gx/pkg/CORE.dol
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@ -83,6 +88,7 @@ clean:
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rm -f $(DOL_TARGET)
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rm -f $(ELF_TARGET)
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rm -f $(OBJ)
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$(MAKE) -C $(APP_BOOTER_DIR) platform=gc clean
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.PHONY: clean
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91
Makefile.gc.salamander
Normal file
91
Makefile.gc.salamander
Normal file
@ -0,0 +1,91 @@
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###
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##
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# Makefile for RetroArch GameCube.
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##
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DEBUG = 0
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HAVE_LOGGER = 0
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HAVE_FILE_LOGGER = 0
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# system platform
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system_platform = unix
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ifeq ($(shell uname -a),)
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EXE_EXT = .exe
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system_platform = win
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else ifneq ($(findstring Darwin,$(shell uname -a)),)
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system_platform = osx
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else ifneq ($(findstring MINGW,$(shell uname -a)),)
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system_platform = win
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endif
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PC_DEVELOPMENT_IP_ADDRESS = "192.168.1.7"
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PC_DEVELOPMENT_UDP_PORT = 3490
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CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
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CXX = $(DEVKITPPC)/bin/powerpc-eabi-g++$(EXE_EXT)
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LD = $(DEVKITPPC)/bin/powerpc-eabi-ld$(EXE_EXT)
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ELF2DOL = $(DEVKITPPC)/bin/elf2dol$(EXE_EXT)
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DOL_TARGET := retroarch-salamander_gx_gc.dol
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ELF_TARGET := retroarch-salamander_gx_gc.elf
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INCLUDE := -I. -I$(DEVKITPRO)/libogc/include
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LIBDIRS := -L$(DEVKITPRO)/libogc/lib/cube -L.
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MACHDEP := -DGEKKO -DHW_DOL -mogc -mcpu=750 -meabi -mhard-float
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CFLAGS += -Wall -std=gnu99 $(MACHDEP) $(INCLUDE)
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LDFLAGS := $(MACHDEP) -Wl,-Map,$(notdir $(ELF_TARGET)).map
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LIBS := -lfat -lretro_wii -logc
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APP_BOOTER_DIR = gx/app_booter
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OBJ = gx/salamander/main.o console/rarch_console_exec.o console/rarch_console_libretro_mgmt.o file_path.o compat/compat.o conf/config_file.o $(APP_BOOTER_DIR)/app_booter_gc.binobj
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ifeq ($(HAVE_LOGGER), 1)
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CFLAGS += -DHAVE_LOGGER
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CFLAGS += -DPC_DEVELOPMENT_IP_ADDRESS=\"$(PC_DEVELOPMENT_IP_ADDRESS)\" -DPC_DEVELOPMENT_UDP_PORT=$(PC_DEVELOPMENT_UDP_PORT)
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CFLAGS += -Iconsole/logger
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OBJ += console/logger/logger.o
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endif
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ifeq ($(HAVE_FILE_LOGGER), 1)
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CFLAGS += -DHAVE_FILE_LOGGER
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CFLAGS += -Iconsole/logger
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endif
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CFLAGS += -std=gnu99 -DHAVE_DEFAULT_RETROPAD_INPUT -DIS_SALAMANDER -DRARCH_CONSOLE -DHAVE_RARCH_EXEC -DHAVE_CONFIGFILE=1 -DGEKKO -DPACKAGE_VERSION=\"0.9.7\" -Wno-char-subscripts
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ifeq ($(DEBUG), 1)
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CFLAGS += -O0 -g
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else
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CFLAGS += -O3
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endif
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all: $(DOL_TARGET)
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%.dol: %.elf
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$(ELF2DOL) $< $@
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$(ELF_TARGET): $(OBJ)
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$(CXX) -o $@ $(LDFLAGS) $(LIBDIRS) $(OBJ) $(LIBS)
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%.o: %.c
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$(CC) $(CFLAGS) -c -o $@ $<
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%.binobj: %.bin
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$(LD) -r -b binary -o $@ $<
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$(APP_BOOTER_DIR)/app_booter_gc.bin:
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$(MAKE) -C $(APP_BOOTER_DIR) platform=gc
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pkg: all
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#cp -r $(DOL_TARGET) gx/pkg/boot.dol
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clean:
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rm -f $(DOL_TARGET)
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rm -f $(ELF_TARGET)
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rm -f $(OBJ)
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$(MAKE) -C $(APP_BOOTER_DIR) platform=gc clean
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.PHONY: clean
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@ -39,7 +39,7 @@ LIBS := -lfat -lretro_wii -lwiiuse -logc -lbte
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APP_BOOTER_DIR = gx/app_booter
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OBJ = console/griffin/griffin.o console/font.binobj console/rzlib/rzlib.o $(APP_BOOTER_DIR)/app_booter.binobj
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OBJ = console/griffin/griffin.o console/font.binobj console/rzlib/rzlib.o $(APP_BOOTER_DIR)/app_booter_wii.binobj
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ifeq ($(HAVE_LOGGER), 1)
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CFLAGS += -DHAVE_LOGGER
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@ -78,8 +78,8 @@ $(ELF_TARGET): $(OBJ)
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%.binobj: %.bin
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$(LD) -r -b binary -o $@ $<
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$(APP_BOOTER_DIR)/app_booter.bin:
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$(MAKE) -C $(APP_BOOTER_DIR)
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$(APP_BOOTER_DIR)/app_booter_wii.bin:
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$(MAKE) -C $(APP_BOOTER_DIR) platform=wii
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pkg: all
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cp -r $(DOL_TARGET) gx/pkg/CORE.dol
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@ -88,7 +88,7 @@ clean:
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rm -f $(DOL_TARGET)
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rm -f $(ELF_TARGET)
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rm -f $(OBJ)
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$(MAKE) -C $(APP_BOOTER_DIR) clean
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$(MAKE) -C $(APP_BOOTER_DIR) platform=wii clean
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.PHONY: clean
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@ -39,7 +39,7 @@ LIBS := -lfat -lretro_wii -lwiiuse -logc -lbte
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APP_BOOTER_DIR = gx/app_booter
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OBJ = gx/salamander/main.o console/rarch_console_exec.o console/rarch_console_libretro_mgmt.o file_path.o compat/compat.o conf/config_file.o $(APP_BOOTER_DIR)/app_booter.binobj
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OBJ = gx/salamander/main.o console/rarch_console_exec.o console/rarch_console_libretro_mgmt.o file_path.o compat/compat.o conf/config_file.o $(APP_BOOTER_DIR)/app_booter_wii.binobj
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ifeq ($(HAVE_LOGGER), 1)
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CFLAGS += -DHAVE_LOGGER
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@ -53,7 +53,7 @@ CFLAGS += -DHAVE_FILE_LOGGER
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CFLAGS += -Iconsole/logger
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endif
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CFLAGS += -std=gnu99 -DHAVE_DEFAULT_RETROPAD_INPUT -DIS_SALAMANDER -DRARCH_CONSOLE -DHAVE_RARCH_EXEC -DHAVE_CONFIGFILE=1 -DGEKKO -DHW_RVL -DPACKAGE_VERSION=\"0.9.7\" -Wno-char-subscripts
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CFLAGS += -std=gnu99 -DHAVE_DEFAULT_RETROPAD_INPUT -DIS_SALAMANDER -DRARCH_CONSOLE -DHAVE_RARCH_EXEC -DHAVE_CONFIGFILE=1 -DGEKKO -DPACKAGE_VERSION=\"0.9.7\" -Wno-char-subscripts
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ifeq ($(DEBUG), 1)
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CFLAGS += -O0 -g
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@ -75,8 +75,8 @@ $(ELF_TARGET): $(OBJ)
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%.binobj: %.bin
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$(LD) -r -b binary -o $@ $<
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$(APP_BOOTER_DIR)/app_booter.bin:
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$(MAKE) -C $(APP_BOOTER_DIR)
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$(APP_BOOTER_DIR)/app_booter_wii.bin:
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$(MAKE) -C $(APP_BOOTER_DIR) platform=wii
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pkg: all
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cp -r $(DOL_TARGET) gx/pkg/boot.dol
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@ -85,7 +85,7 @@ clean:
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rm -f $(DOL_TARGET)
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rm -f $(ELF_TARGET)
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rm -f $(OBJ)
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$(MAKE) -C $(APP_BOOTER_DIR) clean
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$(MAKE) -C $(APP_BOOTER_DIR) platform=wii clean
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.PHONY: clean
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@ -25,29 +25,53 @@
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#include <np/drm.h>
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#elif defined(_XBOX)
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#include <xtl.h>
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#elif defined(HW_RVL)
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#elif defined(GEKKO)
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#include <string.h>
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#include <fat.h>
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#include <gctypes.h>
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#include <ogc/cache.h>
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#include <ogc/lwp_threads.h>
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#include <ogc/system.h>
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#ifdef HW_RVL
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#include <ogc/usbstorage.h>
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#include <sdcard/wiisd_io.h>
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#else
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#include <ogc/aram.h>
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#endif
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#endif
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#include "rarch_console_exec.h"
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#include "../retroarch_logger.h"
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#ifdef GEKKO
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#ifdef HW_RVL
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#define EXECUTE_ADDR ((uint8_t *) 0x91800000)
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#define BOOTER_ADDR ((uint8_t *) 0x93000000)
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#define ARGS_ADDR ((uint8_t *) 0x93200000)
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extern uint8_t _binary_gx_app_booter_app_booter_bin_start[];
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extern uint8_t _binary_gx_app_booter_app_booter_bin_end[];
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extern uint8_t _binary_gx_app_booter_app_booter_wii_bin_start[];
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extern uint8_t _binary_gx_app_booter_app_booter_wii_bin_end[];
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#define booter_start _binary_gx_app_booter_app_booter_wii_bin_start
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#define booter_end _binary_gx_app_booter_app_booter_wii_bin_end
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#else
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#define ARAMSTART 0x8000
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#define BOOTER_ADDR ((uint8_t *) 0x81300000)
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extern void __exception_closeall(void);
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extern uint8_t _binary_gx_app_booter_app_booter_gc_bin_start[];
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extern uint8_t _binary_gx_app_booter_app_booter_gc_bin_end[];
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#define booter_start _binary_gx_app_booter_app_booter_gc_bin_start
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#define booter_end _binary_gx_app_booter_app_booter_gc_bin_end
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#endif
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#ifdef HW_RVL
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// NOTE: this does not update the path to point to the new loading .dol file.
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// we only need it for keeping the current directory anyway.
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void dol_copy_argv_path(void)
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@ -65,6 +89,7 @@ void dol_copy_argv_path(void)
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DCFlushRange(ARGS_ADDR, sizeof(struct __argv) + argv->length);
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}
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#endif
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#endif
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void rarch_console_exec(const char *path)
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{
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@ -99,36 +124,67 @@ void rarch_console_exec(const char *path)
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sys_net_finalize_network();
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cellSysmoduleUnloadModule(CELL_SYSMODULE_SYSUTIL_NP);
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cellSysmoduleUnloadModule(CELL_SYSMODULE_NET);
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#elif defined(HW_RVL)
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#elif defined(GEKKO)
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FILE * fp = fopen(path, "rb");
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if (fp == NULL)
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{
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RARCH_ERR("Could not execute DOL file.\n");
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return;
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}
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#ifdef HW_RVL
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fseek(fp, 0, SEEK_END);
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size_t size = ftell(fp);
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fseek(fp, 0, SEEK_SET);
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fread(EXECUTE_ADDR, 1, size, fp);
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fclose(fp);
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DCFlushRange(EXECUTE_ADDR, size);
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#else
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uint8_t buffer[0x800];
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size_t size;
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size_t offset = 0;
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AR_Init(NULL, 0);
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while ((size = fread(buffer, 1, sizeof(buffer), fp)) != 0)
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{
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if (size != sizeof(buffer))
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memset(&buffer[size], 0, sizeof(buffer) - size);
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AR_StartDMA(AR_MRAMTOARAM, (u32) buffer, (u32) offset + ARAMSTART, sizeof(buffer));
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while (AR_GetDMAStatus());
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offset += sizeof(buffer);
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}
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#endif
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#ifdef HW_RVL
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dol_copy_argv_path();
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#endif
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fatUnmount("carda:");
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fatUnmount("cardb:");
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#ifdef HW_RVL
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fatUnmount("sd:");
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fatUnmount("usb:");
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__io_wiisd.shutdown();
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__io_usbstorage.shutdown();
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#endif
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size_t booter_size = _binary_gx_app_booter_app_booter_bin_end - _binary_gx_app_booter_app_booter_bin_start;
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memcpy(BOOTER_ADDR, _binary_gx_app_booter_app_booter_bin_start, booter_size);
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size_t booter_size = booter_end - booter_start;
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memcpy(BOOTER_ADDR, booter_start, booter_size);
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DCFlushRange(BOOTER_ADDR, booter_size);
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RARCH_LOG("jumping to %08x\n", BOOTER_ADDR);
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RARCH_LOG("jumping to %08x\n", (unsigned) BOOTER_ADDR);
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#ifdef HW_RVL
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SYS_ResetSystem(SYS_SHUTDOWN,0,0);
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#else // we need to keep the ARAM alive for the booter app.
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int level;
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_CPU_ISR_Disable(level);
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__exception_closeall();
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#endif
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__lwp_thread_stopmultitasking((void (*)(void)) BOOTER_ADDR);
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#ifdef HW_DOL
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_CPU_ISR_Restore(level);
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#endif
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#else
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RARCH_WARN("External loading of executables is not supported for this platform.\n");
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#endif
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@ -18,8 +18,13 @@ CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
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LD = $(DEVKITPPC)/bin/powerpc-eabi-ld$(EXE_EXT)
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OBJCOPY = $(DEVKITPPC)/bin/powerpc-eabi-objcopy$(EXE_EXT)
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BIN_TARGET := app_booter.bin
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ELF_TARGET := app_booter.elf
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ifeq ($(platform),wii)
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BIN_TARGET := app_booter_wii.bin
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ELF_TARGET := app_booter_wii.elf
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else
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BIN_TARGET := app_booter_gc.bin
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ELF_TARGET := app_booter_gc.elf
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endif
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INCLUDE := -I. -I$(DEVKITPRO)/libogc/include
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LIBDIRS := -L$(DEVKITPRO)/libogc/lib/wii
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@ -27,6 +32,13 @@ LIBDIRS := -L$(DEVKITPRO)/libogc/lib/wii
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MACHDEP := -mno-eabi -mno-sdata -mcpu=750
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# todo: find out why -Os spits out linker errors
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CFLAGS += -Wall -O2 -ffreestanding -std=gnu99 $(MACHDEP) $(INCLUDE)
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ifeq ($(platform),wii)
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CFLAGS += -DHW_RVL
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else
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CFLAGS += -DHW_DOL
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endif
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LDFLAGS := -T link.ld
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OBJ = crt0.o dolloader.o elfloader.o main.o string.o sync.o
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@ -10,14 +10,22 @@
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#include "elfloader.h"
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#include "sync.h"
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#if HW_RVL
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#define EXECUTABLE_MEM_ADDR 0x91800000
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#define SYSTEM_ARGV ((struct __argv *) 0x93200000)
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#endif
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// if we name this main, GCC inserts the __eabi symbol, even when we specify -mno-eabi
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// what a lovely "feature"
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void app_booter_main(void)
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{
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#if HW_RVL
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void *exeBuffer = (void *) EXECUTABLE_MEM_ADDR;
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#else
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uint8_t _exeBuffer[0x200]; // should be enough for most elf headers, and more than enough for dol headers
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memcpy(_exeBuffer, 0, sizeof(_exeBuffer));
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void *exeBuffer = _exeBuffer;
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#endif
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u32 exeEntryPointAddress = 0;
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entrypoint exeEntryPoint;
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@ -30,12 +38,14 @@ void app_booter_main(void)
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if (!exeEntryPoint)
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return;
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#ifdef HW_RVL
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if (SYSTEM_ARGV->argvMagic == ARGV_MAGIC)
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{
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void *new_argv = (void *) (exeEntryPointAddress + 8);
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memcpy(new_argv, SYSTEM_ARGV, sizeof(struct __argv));
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sync_before_exec(new_argv, sizeof(struct __argv));
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}
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#endif
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exeEntryPoint ();
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}
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@ -4,22 +4,81 @@
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#include <stdio.h>
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#ifdef HW_DOL
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#include <gctypes.h>
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#include <ogc/machine/processor.h>
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#define DSPCR_DSPDMA 0x0200 // ARAM dma in progress, if set
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#define DSPCR_DSPINT 0x0080 // * interrupt active (RWC)
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#define DSPCR_ARINT 0x0020
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#define DSPCR_AIINT 0x0008
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||||
#define ARAMSTART 0x8000
|
||||
|
||||
#define _SHIFTR(v, s, w) \
|
||||
((u32)(((u32)(v) >> (s)) & ((0x01 << (w)) - 1)))
|
||||
|
||||
static vu16* const _dspReg = (u16*) 0xCC005000;
|
||||
static __inline__ void __ARClearInterrupt()
|
||||
{
|
||||
u16 cause;
|
||||
|
||||
cause = _dspReg[5]&~(DSPCR_DSPINT|DSPCR_AIINT);
|
||||
_dspReg[5] = (cause|DSPCR_ARINT);
|
||||
}
|
||||
|
||||
static __inline__ void __ARWaitDma()
|
||||
{
|
||||
while(_dspReg[5]&DSPCR_DSPDMA);
|
||||
}
|
||||
|
||||
static void __ARReadDMA(u32 memaddr,u32 aramaddr,u32 len)
|
||||
{
|
||||
int level;
|
||||
_CPU_ISR_Disable(level);
|
||||
// set main memory address
|
||||
_dspReg[16] = (_dspReg[16]&~0x03ff)|_SHIFTR(memaddr,16,16);
|
||||
_dspReg[17] = (_dspReg[17]&~0xffe0)|_SHIFTR(memaddr, 0,16);
|
||||
|
||||
// set aram address
|
||||
_dspReg[18] = (_dspReg[18]&~0x03ff)|_SHIFTR(aramaddr,16,16);
|
||||
_dspReg[19] = (_dspReg[19]&~0xffe0)|_SHIFTR(aramaddr, 0,16);
|
||||
|
||||
// set cntrl bits
|
||||
_dspReg[20] = (_dspReg[20]&~0x8000)|0x8000;
|
||||
_dspReg[20] = (_dspReg[20]&~0x03ff)|_SHIFTR(len,16,16);
|
||||
_dspReg[21] = (_dspReg[21]&~0xffe0)|_SHIFTR(len, 0,16);
|
||||
|
||||
__ARWaitDma();
|
||||
__ARClearInterrupt();
|
||||
_CPU_ISR_Restore(level);
|
||||
}
|
||||
#endif
|
||||
|
||||
void *memset(void *b, int c, size_t len)
|
||||
{
|
||||
size_t i;
|
||||
size_t i;
|
||||
|
||||
for (i = 0; i < len; i++)
|
||||
((unsigned char *)b)[i] = c;
|
||||
for (i = 0; i < len; i++)
|
||||
((unsigned char *)b)[i] = c;
|
||||
|
||||
return b;
|
||||
return b;
|
||||
}
|
||||
|
||||
void *memcpy(void *dst, const void *src, size_t len)
|
||||
{
|
||||
size_t i;
|
||||
#ifdef HW_DOL
|
||||
if (((unsigned) src & ~0x00FFFFFF) == 0)
|
||||
{
|
||||
__ARReadDMA((u32) dst, (u32) src + ARAMSTART, len);
|
||||
|
||||
for (i = 0; i < len; i++)
|
||||
((unsigned char *)dst)[i] = ((unsigned char *)src)[i];
|
||||
return dst;
|
||||
}
|
||||
#endif
|
||||
size_t i;
|
||||
|
||||
return dst;
|
||||
for (i = 0; i < len; i++)
|
||||
((unsigned char *)dst)[i] = ((unsigned char *)src)[i];
|
||||
|
||||
return dst;
|
||||
}
|
||||
|
||||
@ -410,6 +410,9 @@ int rarch_main(int argc, char **argv);
|
||||
|
||||
static void get_environment_settings(void)
|
||||
{
|
||||
#ifdef HW_DOL
|
||||
chdir("carda:/retroarch/cores");
|
||||
#endif
|
||||
getcwd(default_paths.core_dir, MAXPATHLEN);
|
||||
char *last_slash = strrchr(default_paths.core_dir, '/');
|
||||
if (last_slash)
|
||||
|
||||
@ -122,6 +122,9 @@ static void init_settings(void)
|
||||
|
||||
static void get_environment_settings(void)
|
||||
{
|
||||
#ifdef HW_DOL
|
||||
chdir("carda:/retroarch/cores");
|
||||
#endif
|
||||
getcwd(default_paths.core_dir, MAXPATHLEN);
|
||||
char *last_slash = strrchr(default_paths.core_dir, '/');
|
||||
if (last_slash)
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user