mirror of
https://github.com/RaySollium99/libpicofe.git
synced 2025-09-04 22:47:44 -04:00
SH2 drc, dummy soc for GP2X
git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@823 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz
parent
6ad8f1d686
commit
1eb704b633
10 changed files with 158 additions and 37 deletions
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@ -12,8 +12,8 @@ asm_cdmemory = 1
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amalgamate = 0
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#profile = 1
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#use_musashi = 1
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use_sh2mame = 1
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#up = 1
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use_sh2drc = 1
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drc_debug = 1
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ifeq "$(debug_cyclone)" "1"
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@ -28,8 +28,8 @@ else
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use_cyclone = 1
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endif
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DEFINC = -I../.. -I. -DARM -D__GP2X__ -DIN_GP2X -DIN_EVDEV # -DBENCHMARK
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CFLAGS += -Wall -Winline
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DEFINES += ARM __GP2X__ IN_GP2X IN_EVDEV # BENCHMARK
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CFLAGS += -Wall -Winline -I../.. -I.
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ifeq ($(DEBUG),)
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CFLAGS += -O3 -fomit-frame-pointer -fstrict-aliasing -ffast-math
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else
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@ -42,8 +42,9 @@ ifeq "$(profile)" "2"
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CFLAGS += -fprofile-use
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endif
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CFLAGS += -mcpu=arm920t -mtune=arm920t
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SFLAGS = $(CFLAGS)
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ASFLAGS = -mcpu=arm920t -mfloat-abi=soft
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LDFLAGS += -lm -lpng
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CC = $(CROSS)gcc
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STRIP = $(CROSS)strip
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AS = $(CROSS)as
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@ -51,7 +52,7 @@ LD = $(CROSS)ld
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OBJCOPY = $(CROSS)objcopy
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# frontend
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OBJS += plat.o warm.o pollux_set.o soc.o soc_mmsp2.o soc_pollux.o emu.o in_gp2x.o
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OBJS += plat.o warm.o pollux_set.o soc.o soc_mmsp2.o soc_pollux.o soc_dummy.o emu.o in_gp2x.o
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# 940 core control
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OBJS += 940ctl.o
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@ -98,27 +99,39 @@ OBJS += pico/DebugCPU.o cpu/musashi/m68kdasm.o
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endif
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# CPU cores
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ifeq "$(use_musashi)" "1"
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DEFINC += -DEMU_M68K
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DEFINES += EMU_M68K
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OBJS += cpu/musashi/m68kops.o cpu/musashi/m68kcpu.o
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endif
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ifeq "$(use_cyclone)" "1"
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DEFINC += -DEMU_C68K
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DEFINES += EMU_C68K
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OBJS += pico/m68kif_cyclone.o cpu/Cyclone/proj/Cyclone.o cpu/Cyclone/tools/idle.o
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endif
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ifeq "$(mz80)" "1"
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DEFINC += -D_USE_MZ80
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DEFINES += _USE_MZ80
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OBJS += cpu/mz80/mz80.o
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else
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DEFINC += -D_USE_DRZ80
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DEFINES += _USE_DRZ80
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OBJS += cpu/DrZ80/drz80.o
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endif
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OBJS += cpu/sh2/sh2.o
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ifeq "$(use_sh2mame)" "1"
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ifeq "$(use_sh2drc)" "1"
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DEFINES += DRC_SH2 DRC_TMP
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OBJS += cpu/sh2/mame/sh2pico.o
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OBJS += cpu/sh2/compiler.o
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OBJS += cpu/sh2/stub_arm.o
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ifeq "$(drc_debug)" "1"
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DEFINES += DRC_DEBUG=1
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OBJS += cpu/sh2/mame/sh2dasm.o
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OBJS += platform/linux/host_dasm.o
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LDFLAGS += -lbfd -lopcodes -liberty
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endif
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else
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OBJS += cpu/sh2/mame/sh2pico.o
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endif
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OBJS += cpu/drc/cmn.o
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CFLAGS += $(addprefix -D,$(DEFINES))
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vpath %.c = ../..
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vpath %.s = ../..
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vpath %.S = ../..
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@ -141,7 +154,7 @@ PicoDrive.o : $(OBJS) ../common/helix/$(CROSS)helix-mp3.a
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# also libm on F100 is not compatible
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PicoDrive : PicoDrive.o
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@echo ">>>" $@
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$(CC) -static -o $@ $(CFLAGS) $^ -lm -lpng -Wl,-Map=$@.map
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$(CC) -static -o $@ $(CFLAGS) $^ $(LDFLAGS) -Wl,-Map=$@.map
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ifeq ($(DEBUG),)
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$(STRIP) $@
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endif
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@ -146,8 +146,8 @@ void plat_early_init(void)
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default_cpu_clock = 533;
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break;
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default:
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fprintf(stderr, "could not recognize SoC, bailing out.\n");
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exit(1);
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printf("could not recognize SoC, running in dummy mode.\n");
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break;
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}
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}
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@ -167,6 +167,7 @@ void plat_init(void)
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menu_plat_setup(1);
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break;
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default:
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dummy_init();
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break;
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}
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@ -193,6 +194,9 @@ void plat_finish(void)
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case SOCID_POLLUX:
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pollux_finish();
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break;
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default:
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dummy_finish();
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break;
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}
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sndout_oss_exit();
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@ -33,13 +33,13 @@ gp2x_soc_t soc_detect(void)
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{
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volatile unsigned short *memregs;
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volatile unsigned int *memregl;
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static gp2x_soc_t ret = -1;
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static gp2x_soc_t ret = -2;
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int pollux_chipname[0x30/4 + 1];
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char *pollux_chipname_c = (char *)pollux_chipname;
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int memdev;
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int i;
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if (ret != -1)
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if (ret != -2)
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/* already detected */
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return ret;
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@ -47,6 +47,7 @@ gp2x_soc_t soc_detect(void)
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if (memdev == -1)
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{
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perror("open(/dev/mem)");
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ret = -1;
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return -1;
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}
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@ -55,6 +56,7 @@ gp2x_soc_t soc_detect(void)
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{
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perror("mmap(memregs)");
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close(memdev);
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ret = -1;
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return -1;
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}
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memregl = (volatile void *)memregs;
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@ -11,6 +11,9 @@ void mmsp2_finish(void);
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void pollux_init(void);
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void pollux_finish(void);
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void dummy_init(void);
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void dummy_finish(void);
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/* SoC specific functions */
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extern void (*gp2x_video_flip)(void);
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extern void (*gp2x_video_flip2)(void);
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102
gp2x/soc_dummy.c
Normal file
102
gp2x/soc_dummy.c
Normal file
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@ -0,0 +1,102 @@
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/* dummy code for qemu testing, etc */
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#include <stdlib.h>
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#include "soc.h"
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#include "../common/emu.h"
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extern void *gp2x_screens[4];
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extern unsigned int plat_get_ticks_ms_good(void);
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extern unsigned int plat_get_ticks_us_good(void);
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/* video stuff */
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static void gp2x_video_flip_(void)
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{
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}
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/* doulblebuffered flip */
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static void gp2x_video_flip2_(void)
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{
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}
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static void gp2x_video_changemode_ll_(int bpp)
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{
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}
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static void gp2x_video_setpalette_(int *pal, int len)
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{
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}
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static void gp2x_video_RGB_setscaling_(int ln_offs, int W, int H)
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{
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}
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static void gp2x_video_wait_vsync_(void)
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{
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}
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/* CPU clock */
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static void gp2x_set_cpuclk_(unsigned int mhz)
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{
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}
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/* RAM timings */
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static void set_ram_timings_(void)
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{
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}
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static void unset_ram_timings_(void)
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{
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}
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/* LCD refresh */
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static void set_lcd_custom_rate_(int is_pal)
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{
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}
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static void unset_lcd_custom_rate_(void)
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{
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}
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static void set_lcd_gamma_(int g100, int A_SNs_curve)
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{
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}
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static int gp2x_read_battery_(void)
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{
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return 0;
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}
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void dummy_init(void)
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{
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int i;
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g_screen_ptr = malloc(320 * 240 * 2);
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for (i = 0; i < array_size(gp2x_screens); i++)
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gp2x_screens[i] = g_screen_ptr;
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gp2x_video_flip = gp2x_video_flip_;
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gp2x_video_flip2 = gp2x_video_flip2_;
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gp2x_video_changemode_ll = gp2x_video_changemode_ll_;
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gp2x_video_setpalette = gp2x_video_setpalette_;
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gp2x_video_RGB_setscaling = gp2x_video_RGB_setscaling_;
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gp2x_video_wait_vsync = gp2x_video_wait_vsync_;
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gp2x_set_cpuclk = gp2x_set_cpuclk_;
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set_lcd_custom_rate = set_lcd_custom_rate_;
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unset_lcd_custom_rate = unset_lcd_custom_rate_;
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set_lcd_gamma = set_lcd_gamma_;
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set_ram_timings = set_ram_timings_;
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unset_ram_timings = unset_ram_timings_;
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gp2x_read_battery = gp2x_read_battery_;
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gp2x_get_ticks_ms = plat_get_ticks_ms_good;
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gp2x_get_ticks_us = plat_get_ticks_us_good;
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}
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void dummy_finish(void)
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{
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free(gp2x_screens[0]);
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}
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@ -41,8 +41,8 @@ static unsigned short gp2x_screenaddr_old[4];
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static unsigned short memtimex_old[2];
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static unsigned short reg0910;
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extern unsigned int plat_get_ticks_ms_gtod(void);
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extern unsigned int plat_get_ticks_us_gtod(void);
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extern unsigned int plat_get_ticks_ms_good(void);
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extern unsigned int plat_get_ticks_us_good(void);
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/* video stuff */
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static void gp2x_video_flip_(void)
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@ -512,8 +512,8 @@ void mmsp2_init(void)
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unset_ram_timings = unset_ram_timings_;
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gp2x_read_battery = gp2x_read_battery_;
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gp2x_get_ticks_ms = plat_get_ticks_ms_gtod;
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gp2x_get_ticks_us = plat_get_ticks_us_gtod;
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gp2x_get_ticks_ms = plat_get_ticks_ms_good;
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gp2x_get_ticks_us = plat_get_ticks_us_good;
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}
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void mmsp2_finish(void)
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