mirror of
https://github.com/RaySollium99/libpicofe.git
synced 2025-09-05 06:47:45 -04:00
revive pandora and win32 builds, rm gp2x dep for linux, lots of refactoring
git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@842 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz
parent
a96477bb5e
commit
d2f29611d1
24 changed files with 722 additions and 1039 deletions
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@ -16,14 +16,8 @@ ifndef ARCH
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ARCH = x86
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endif
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ifeq "$(profile)" "1"
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CFLAGS += -O3 -Wall
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CFLAGS += -ftracer -fstrength-reduce -funroll-loops -fomit-frame-pointer -fstrict-aliasing -ffast-math
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CFLAGS += -fprofile-generate
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else
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CFLAGS += -ggdb -Wall -falign-functions=2
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endif
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DEFINES = _UNZIP_SUPPORT IO_STATS IN_EVDEV
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CFLAGS += -ggdb -Wall -falign-functions=2
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CFLAGS += -I../.. -I.
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LDFLAGS += -lm -lpng
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ifeq "$(ARCH)" "arm"
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@ -36,7 +30,7 @@ LDFLAGS += -lX11
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CC = $(CROSS)gcc
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# frontend
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OBJS += platform/gp2x/emu.o blit.o in_evdev.o plat.o sndout_oss.o gp2x.o log_io.o
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OBJS += io.o emu.o blit.o in_evdev.o plat.o sndout_oss.o log_io.o
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# common
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OBJS += platform/common/main.o platform/common/emu.o platform/common/menu.o \
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@ -46,47 +40,34 @@ OBJS += platform/common/main.o platform/common/emu.o platform/common/menu.o \
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ifeq "$(fake_in_gp2x)" "1"
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DEFINES += IN_GP2X FAKE_IN_GP2X
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OBJS += platform/gp2x/in_gp2x.o
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DIRS += platform/gp2x
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endif
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# Pico
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OBJS += pico/area.o pico/cart.o pico/memory.o pico/pico.o pico/sek.o \
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pico/videoport.o pico/draw2.o pico/draw.o pico/z80if.o pico/patch.o \
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pico/mode4.o pico/sms.o pico/misc.o pico/eeprom.o pico/debug.o
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# Pico - CD
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OBJS += pico/cd/pico.o pico/cd/memory.o pico/cd/sek.o pico/cd/LC89510.o \
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pico/cd/cd_sys.o pico/cd/cd_file.o pico/cd/cue.o pico/cd/gfx_cd.o \
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pico/cd/area.o pico/cd/misc.o pico/cd/pcm.o pico/cd/buffering.o
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# Pico - 32X
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OBJS += pico/32x/32x.o pico/32x/memory.o pico/32x/draw.o pico/32x/pwm.o
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# Pico - Pico
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OBJS += pico/pico/pico.o pico/pico/memory.o pico/pico/xpcm.o
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# Pico - sound
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OBJS += pico/sound/sound.o pico/sound/sn76496.o pico/sound/ym2612.o pico/sound/mix.o
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# Pico - carthw
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OBJS += pico/carthw/carthw.o pico/carthw/svp/svp.o pico/carthw/svp/memory.o \
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pico/carthw/svp/ssp16.o pico/carthw/svp/compiler.o
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ifeq "$(ARCH)" "arm"
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OBJS += pico/carthw/svp/stub_arm.o
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endif
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OBJS += pico/sound/mix.o
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OBJS += pico/carthw/svp/compiler.o
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# zlib
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OBJS += zlib/gzio.o zlib/inffast.o zlib/inflate.o zlib/inftrees.o zlib/trees.o \
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zlib/deflate.o zlib/crc32.o zlib/adler32.o zlib/zutil.o zlib/compress.o zlib/uncompr.o
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# unzip
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OBJS += unzip/unzip.o unzip/unzip_stream.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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vpath %.asm = ../..
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DIRS = platform/linux platform/gp2x platform/common pico pico/cd pico/pico pico/sound pico/carthw/svp \
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pico/32x zlib unzip cpu cpu/musashi cpu/fame cpu/mz80 cpu/cz80 cpu/sh2/mame cpu/drc
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DIRS += platform/linux
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all: mkdirs PicoDrive
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include ../common/common.mak
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include ../common/revision.mak
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CFLAGS += $(addprefix -D,$(DEFINES))
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clean: tidy
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@$(RM) PicoDrive
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@ -99,17 +80,6 @@ PicoDrive : $(OBJS)
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@echo ">>>" $@
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$(CC) $(CFLAGS) $^ $(LDFLAGS) -Wl,-Map=PicoDrive.map -o $@
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mkdirs:
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@mkdir -p $(DIRS)
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include ../common/revision.mak
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.c.o:
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@echo ">>>" $<
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$(CC) $(CFLAGS) -c $< -o $@
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.s.o:
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@echo ">>>" $<
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$(CC) $(CFLAGS) -c $< -o $@
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%.o : %.asm
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@echo ">>>" $<
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nasm -f elf $< -o $@
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319
linux/emu.c
Normal file
319
linux/emu.c
Normal file
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@ -0,0 +1,319 @@
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// (c) Copyright 2006-2009 notaz, All rights reserved.
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// Free for non-commercial use.
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// For commercial use, separate licencing terms must be obtained.
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#include <stdio.h>
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#include <unistd.h>
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#include "../common/emu.h"
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#include "../common/menu.h"
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#include "../common/plat.h"
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#include "../common/arm_utils.h"
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#include "../linux/sndout_oss.h"
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#include "version.h"
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#include <pico/pico_int.h>
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static short __attribute__((aligned(4))) sndBuffer[2*44100/50];
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unsigned char temp_frame[320 * 240 * 2];
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unsigned char *PicoDraw2FB = temp_frame;
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static int osd_fps_x;
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char cpu_clk_name[] = "unused";
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extern void update_screen(void);
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void pemu_prep_defconfig(void)
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{
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// XXX: move elsewhere
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g_menubg_ptr = temp_frame;
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}
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void pemu_validate_config(void)
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{
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extern int PicoOpt;
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// PicoOpt &= ~POPT_EXT_FM;
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PicoOpt &= ~POPT_EN_SVP_DRC;
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}
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// FIXME: dupes from GP2X, need cleanup
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static void (*osd_text)(int x, int y, const char *text);
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static void osd_text8(int x, int y, const char *text)
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{
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int len = strlen(text)*8;
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int *p, i, h, offs;
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len = (len+3) >> 2;
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for (h = 0; h < 8; h++) {
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offs = (x + g_screen_width * (y+h)) & ~3;
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p = (int *) ((char *)g_screen_ptr + offs);
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for (i = len; i; i--, p++)
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*p = 0xe0e0e0e0;
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}
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emu_text_out8(x, y, text);
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}
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static void osd_text16(int x, int y, const char *text)
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{
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int len = strlen(text)*8;
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int *p, i, h, offs;
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len = (len+1) >> 1;
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for (h = 0; h < 8; h++) {
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offs = (x + g_screen_width * (y+h)) & ~1;
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p = (int *) ((short *)g_screen_ptr + offs);
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for (i = len; i; i--, p++)
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*p = (*p >> 2) & 0x39e7;
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}
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emu_text_out16(x, y, text);
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}
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static void draw_cd_leds(void)
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{
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int led_reg, pitch, scr_offs, led_offs;
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led_reg = Pico_mcd->s68k_regs[0];
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pitch = 320;
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led_offs = 4;
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scr_offs = pitch * 2 + 4;
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if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP)) {
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#define p(x) px[(x) >> 2]
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// 8-bit modes
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unsigned int *px = (unsigned int *)((char *)g_screen_ptr + scr_offs);
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unsigned int col_g = (led_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;
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unsigned int col_r = (led_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;
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p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;
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p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;
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#undef p
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} else {
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#define p(x) px[(x)*2 >> 2] = px[((x)*2 >> 2) + 1]
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// 16-bit modes
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unsigned int *px = (unsigned int *)((short *)g_screen_ptr + scr_offs);
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unsigned int col_g = (led_reg & 2) ? 0x06000600 : 0;
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unsigned int col_r = (led_reg & 1) ? 0xc000c000 : 0;
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p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;
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p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;
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#undef p
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}
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}
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static int EmuScanBegin16(unsigned int num)
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{
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DrawLineDest = (unsigned short *)g_screen_ptr + num * g_screen_width;
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return 0;
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}
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void pemu_update_display(const char *fps, const char *notice)
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{
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if (notice || (currentConfig.EmuOpt & EOPT_SHOW_FPS)) {
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if (notice)
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osd_text(4, g_screen_height - 8, notice);
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if (currentConfig.EmuOpt & EOPT_SHOW_FPS)
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osd_text(osd_fps_x, g_screen_height - 8, fps);
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}
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if ((PicoAHW & PAHW_MCD) && (currentConfig.EmuOpt & EOPT_EN_CD_LEDS))
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draw_cd_leds();
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update_screen();
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}
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void plat_video_toggle_renderer(int is_next, int force_16bpp, int is_menu)
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{
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// this will auto-select SMS/32X renderers
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PicoDrawSetColorFormat(1);
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}
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void plat_video_menu_enter(int is_rom_loaded)
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{
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}
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void plat_video_menu_begin(void)
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{
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memcpy32(g_screen_ptr, g_menubg_ptr, g_screen_width * g_screen_height * 2 / 4);
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}
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void plat_video_menu_end(void)
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{
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update_screen();
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}
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void plat_status_msg_clear(void)
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{
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unsigned short *d = (unsigned short *)g_screen_ptr + g_screen_width * g_screen_height;
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int l = g_screen_width * 8;
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memset32((int *)(d - l), 0, l * 2 / 4);
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}
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void plat_status_msg_busy_next(const char *msg)
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{
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plat_status_msg_clear();
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pemu_update_display("", msg);
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emu_status_msg("");
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reset_timing = 1;
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}
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void plat_status_msg_busy_first(const char *msg)
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{
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// memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);
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plat_status_msg_busy_next(msg);
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}
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void plat_update_volume(int has_changed, int is_up)
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{
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}
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void pemu_forced_frame(int opts)
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{
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int po_old = PicoOpt;
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int eo_old = currentConfig.EmuOpt;
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PicoOpt &= ~POPT_ALT_RENDERER;
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PicoOpt |= opts|POPT_ACC_SPRITES; // acc_sprites
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currentConfig.EmuOpt |= EOPT_16BPP;
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PicoDrawSetColorFormat(1);
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PicoScanBegin = EmuScanBegin16;
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Pico.m.dirtyPal = 1;
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PicoFrameDrawOnly();
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PicoOpt = po_old;
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currentConfig.EmuOpt = eo_old;
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}
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static void updateSound(int len)
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{
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len <<= 1;
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if (PicoOpt & POPT_EN_STEREO)
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len <<= 1;
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if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && !sndout_oss_can_write(len))
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return;
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/* avoid writing audio when lagging behind to prevent audio lag */
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if (PicoSkipFrame != 2)
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sndout_oss_write(PsndOut, len);
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}
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void pemu_sound_start(void)
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{
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static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;
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int target_fps = Pico.m.pal ? 50 : 60;
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PsndOut = NULL;
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if (currentConfig.EmuOpt & EOPT_EN_SOUND)
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{
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int snd_excess_add;
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if (PsndRate != PsndRate_old || (PicoOpt&0x20b) != (PicoOpt_old&0x20b) || Pico.m.pal != pal_old)
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PsndRerate(Pico.m.frame_count ? 1 : 0);
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snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;
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printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",
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PsndRate, PsndLen, snd_excess_add, (PicoOpt&8)>>3, Pico.m.pal);
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sndout_oss_start(PsndRate, 16, (PicoOpt&8)>>3);
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sndout_oss_setvol(currentConfig.volume, currentConfig.volume);
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PicoWriteSound = updateSound;
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plat_update_volume(0, 0);
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memset(sndBuffer, 0, sizeof(sndBuffer));
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PsndOut = sndBuffer;
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PsndRate_old = PsndRate;
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PicoOpt_old = PicoOpt;
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pal_old = Pico.m.pal;
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}
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}
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void pemu_sound_stop(void)
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{
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}
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void pemu_sound_wait(void)
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{
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// don't need to do anything, writes will block by themselves
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}
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void plat_debug_cat(char *str)
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{
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}
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void emu_video_mode_change(int start_line, int line_count, int is_32cols)
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{
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osd_fps_x = 260;
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// clear whole screen in all buffers
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memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);
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}
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void pemu_loop_prep(void)
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{
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PicoDrawSetColorFormat(1);
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PicoScanBegin = EmuScanBegin16;
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osd_text = osd_text16;
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pemu_sound_start();
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}
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void pemu_loop_end(void)
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{
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int po_old = PicoOpt;
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int eo_old = currentConfig.EmuOpt;
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pemu_sound_stop();
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memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);
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/* do one more frame for menu bg */
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PicoOpt &= ~POPT_ALT_RENDERER;
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PicoOpt |= POPT_EN_SOFTSCALE|POPT_ACC_SPRITES;
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currentConfig.EmuOpt |= EOPT_16BPP;
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PicoDrawSetColorFormat(1);
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Pico.m.dirtyPal = 1;
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PicoFrame();
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PicoOpt = po_old;
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currentConfig.EmuOpt = eo_old;
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}
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void plat_wait_till_us(unsigned int us_to)
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{
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unsigned int now;
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now = plat_get_ticks_us();
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while ((signed int)(us_to - now) > 512)
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{
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usleep(1024);
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now = plat_get_ticks_us();
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}
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}
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void plat_video_wait_vsync(void)
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{
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}
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const char *plat_get_credits(void)
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{
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return "PicoDrive v" VERSION " (c) notaz, 2006-2009\n\n\n"
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"Credits:\n"
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"fDave: Cyclone 68000 core,\n"
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" base code of PicoDrive\n"
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"Reesy & FluBBa: DrZ80 core\n"
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"MAME devs: YM2612 and SN76496 cores\n"
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"rlyeh and others: minimal SDK\n"
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"Squidge: mmuhack\n"
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"Dzz: ARM940 sample\n"
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"GnoStiC / Puck2099: USB joy code\n"
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"craigix: GP2X hardware\n"
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"ketchupgun: skin design\n"
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"\n"
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"special thanks (for docs, ideas):\n"
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" Charles MacDonald, Haze,\n"
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" Stephane Dallongeville,\n"
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" Lordus, Exophase, Rokas,\n"
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" Nemesis, Tasco Deluxe";
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}
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@ -1,4 +1,3 @@
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/* faking/emulating gp2x by using xlib */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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@ -10,28 +9,19 @@
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <errno.h>
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#include "../gp2x/version.h"
|
||||
#include "../common/emu.h"
|
||||
#include "../common/menu.h"
|
||||
#include "../common/readpng.h"
|
||||
#include "sndout_oss.h"
|
||||
#include "version.h"
|
||||
|
||||
#include "log_io.h"
|
||||
|
||||
unsigned long current_keys = 0;
|
||||
static int current_bpp = 8;
|
||||
static int current_bpp = 16;
|
||||
static int current_pal[256];
|
||||
static const char *verstring = "PicoDrive " VERSION;
|
||||
static int scr_changed = 0, scr_w = SCREEN_WIDTH, scr_h = SCREEN_HEIGHT;
|
||||
void *gp2x_screens[4];
|
||||
|
||||
// dummies
|
||||
int mix_32_to_16l_level;
|
||||
int crashed_940 = 0;
|
||||
int default_cpu_clock = 123;
|
||||
void *gp2x_memregs = NULL;
|
||||
|
||||
/* ifndef is for qemu build without video out */
|
||||
#ifndef ARM
|
||||
|
|
@ -262,19 +252,14 @@ static void xlib_init(void)
|
|||
static void realloc_screen(void)
|
||||
{
|
||||
void *old = g_screen_ptr;
|
||||
int i;
|
||||
g_screen_width = scr_w;
|
||||
g_screen_height = scr_h;
|
||||
g_screen_ptr = calloc(g_screen_width * g_screen_height * 2, 1);
|
||||
free(old);
|
||||
scr_changed = 0;
|
||||
|
||||
for (i = 0; i < 4; i++)
|
||||
gp2x_screens[i] = g_screen_ptr;
|
||||
}
|
||||
|
||||
/* gp2x/emu.c stuff, most to be rm'd */
|
||||
static void gp2x_video_flip_(void)
|
||||
void update_screen(void)
|
||||
{
|
||||
#ifndef ARM
|
||||
unsigned int *image;
|
||||
|
|
@ -319,86 +304,6 @@ static void gp2x_video_flip_(void)
|
|||
#endif
|
||||
}
|
||||
|
||||
static void gp2x_video_changemode_ll_(int bpp)
|
||||
{
|
||||
current_bpp = bpp;
|
||||
}
|
||||
|
||||
static void gp2x_video_setpalette_(int *pal, int len)
|
||||
{
|
||||
memcpy(current_pal, pal, len*4);
|
||||
}
|
||||
|
||||
void gp2x_memcpy_all_buffers(void *data, int offset, int len)
|
||||
{
|
||||
}
|
||||
|
||||
void gp2x_memset_all_buffers(int offset, int byte, int len)
|
||||
{
|
||||
memset((char *)g_screen_ptr + offset, byte, len);
|
||||
}
|
||||
|
||||
void gp2x_video_changemode(int bpp)
|
||||
{
|
||||
gp2x_video_changemode_ll_(bpp);
|
||||
}
|
||||
|
||||
void gp2x_make_fb_bufferable(int yes)
|
||||
{
|
||||
}
|
||||
|
||||
int soc_detect(void)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* plat */
|
||||
static char menu_bg_buffer[320*240*2];
|
||||
char cpu_clk_name[16] = "GP2X CPU clocks";
|
||||
|
||||
void plat_video_menu_enter(int is_rom_loaded)
|
||||
{
|
||||
if (is_rom_loaded)
|
||||
{
|
||||
// darken the active framebuffer
|
||||
memset(g_screen_ptr, 0, 320*8*2);
|
||||
menu_darken_bg((char *)g_screen_ptr + 320*8*2, 320*224, 1);
|
||||
memset((char *)g_screen_ptr + 320*232*2, 0, 320*8*2);
|
||||
}
|
||||
else
|
||||
{
|
||||
char buff[256];
|
||||
|
||||
// should really only happen once, on startup..
|
||||
emu_make_path(buff, "skin/background.png", sizeof(buff));
|
||||
if (readpng(g_screen_ptr, buff, READPNG_BG) < 0)
|
||||
memset(g_screen_ptr, 0, 320*240*2);
|
||||
}
|
||||
|
||||
memcpy(menu_bg_buffer, g_screen_ptr, 320*240*2);
|
||||
|
||||
// switch to 16bpp
|
||||
gp2x_video_changemode_ll_(16);
|
||||
gp2x_video_flip_();
|
||||
}
|
||||
|
||||
void plat_video_menu_begin(void)
|
||||
{
|
||||
memcpy(g_screen_ptr, menu_bg_buffer, 320*240*2);
|
||||
}
|
||||
|
||||
void plat_video_menu_end(void)
|
||||
{
|
||||
gp2x_video_flip_();
|
||||
}
|
||||
|
||||
void plat_validate_config(void)
|
||||
{
|
||||
extern int PicoOpt;
|
||||
// PicoOpt &= ~POPT_EXT_FM;
|
||||
PicoOpt &= ~(1<<17); // POPT_EN_SVP_DRC
|
||||
}
|
||||
|
||||
void plat_early_init(void)
|
||||
{
|
||||
}
|
||||
|
|
@ -422,38 +327,7 @@ void plat_finish(void)
|
|||
sndout_oss_exit();
|
||||
}
|
||||
|
||||
/* nasty */
|
||||
static void do_nothing()
|
||||
{
|
||||
}
|
||||
|
||||
void *gp2x_video_flip = gp2x_video_flip_;
|
||||
void *gp2x_video_flip2 = gp2x_video_flip_;
|
||||
void *gp2x_video_changemode_ll = gp2x_video_changemode_ll_;
|
||||
void *gp2x_video_setpalette = gp2x_video_setpalette_;
|
||||
|
||||
void *gp2x_video_RGB_setscaling = do_nothing;
|
||||
void *gp2x_video_wait_vsync = do_nothing;
|
||||
void *gp2x_set_cpuclk = do_nothing;
|
||||
void *gp2x_read_battery = do_nothing;
|
||||
void *set_lcd_custom_rate = do_nothing;
|
||||
void *unset_lcd_custom_rate = do_nothing;
|
||||
void *set_lcd_gamma = do_nothing;
|
||||
void *set_ram_timings = do_nothing;
|
||||
void *unset_ram_timings = do_nothing;
|
||||
|
||||
/* joy */
|
||||
int gp2x_touchpad_read(int *x, int *y)
|
||||
{
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* misc */
|
||||
void spend_cycles(int c)
|
||||
{
|
||||
usleep(c/200);
|
||||
}
|
||||
|
||||
int mp3_get_bitrate(FILE *f, int size)
|
||||
{
|
||||
return 128;
|
||||
|
|
@ -467,10 +341,6 @@ void mp3_update(int *buffer, int length, int stereo)
|
|||
{
|
||||
}
|
||||
|
||||
void cache_flush_d_inval_i()
|
||||
{
|
||||
}
|
||||
|
||||
/* lprintf */
|
||||
void lprintf(const char *fmt, ...)
|
||||
{
|
||||
16
linux/plat.c
16
linux/plat.c
|
|
@ -1,4 +1,5 @@
|
|||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <dirent.h>
|
||||
#include <sys/time.h>
|
||||
#include <time.h>
|
||||
|
|
@ -17,6 +18,21 @@ int plat_is_dir(const char *path)
|
|||
return 0;
|
||||
}
|
||||
|
||||
int plat_get_root_dir(char *dst, int len)
|
||||
{
|
||||
extern char **g_argv;
|
||||
int j;
|
||||
|
||||
strncpy(dst, g_argv[0], len);
|
||||
len -= 32; // reserve
|
||||
if (len < 0) len = 0;
|
||||
dst[len] = 0;
|
||||
for (j = strlen(dst); j > 0; j--)
|
||||
if (dst[j] == '/') { dst[j+1] = 0; break; }
|
||||
|
||||
return j + 1;
|
||||
}
|
||||
|
||||
#ifdef __GP2X__
|
||||
/* Wiz has a borked gettimeofday().. */
|
||||
#define plat_get_ticks_ms plat_get_ticks_ms_good
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue