/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2005 Michiel van der Kolk, Jens Arnold * * All files in this archive are subject to the GNU General Public License. * See the file COPYING in the source tree root for full license agreement. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include "rockmacros.h" #include "fb.h" #include "input.h" #include "rc.h" #include "lcd-gb.h" #include "hw.h" #include "config.h" rcvar_t joy_exports[] = { RCV_END }; rcvar_t vid_exports[] = { RCV_END }; struct fb fb; byte *video_base_buf; extern int debug_trace; static byte frameb[145][160]; void vid_settitle(char *title) { rb->splash(HZ*2, true, title); } void joy_init(void) { } void joy_close(void) { } #if (CONFIG_KEYPAD == IRIVER_H100_PAD) || \ (CONFIG_KEYPAD == IRIVER_H300_PAD) #define ROCKBOY_PAD_A BUTTON_ON #define ROCKBOY_PAD_B BUTTON_OFF #define ROCKBOY_PAD_START BUTTON_REC #define ROCKBOY_PAD_SELECT BUTTON_SELECT #define ROCKBOY_MENU BUTTON_MODE #elif CONFIG_KEYPAD == RECORDER_PAD #define ROCKBOY_PAD_A BUTTON_F1 #define ROCKBOY_PAD_B BUTTON_F2 #define ROCKBOY_PAD_START BUTTON_F3 #define ROCKBOY_PAD_SELECT BUTTON_PLAY #define ROCKBOY_MENU BUTTON_OFF #endif unsigned int oldbuttonstate = 0, newbuttonstate,holdbutton; void ev_poll(void) { event_t ev; int released, pressed; newbuttonstate = rb->button_status(); released = ~newbuttonstate & oldbuttonstate; pressed = newbuttonstate & ~oldbuttonstate; oldbuttonstate = newbuttonstate; #if CONFIG_KEYPAD == IRIVER_H100_PAD if (rb->button_hold()&~holdbutton) fb.mode=(fb.mode+1)%4; holdbutton=rb->button_hold(); #elif CONFIG_KEYPAD == RECORDER_PAD if (pressed & BUTTON_ON) fb.mode=(fb.mode+1)%4; #endif if(released) { ev.type = EV_RELEASE; if(released & BUTTON_LEFT) { ev.code=PAD_LEFT; ev_postevent(&ev); } if(released & BUTTON_RIGHT) {ev.code=PAD_RIGHT; ev_postevent(&ev);} if(released & BUTTON_DOWN) { ev.code=PAD_DOWN; ev_postevent(&ev); } if(released & BUTTON_UP) { ev.code=PAD_UP; ev_postevent(&ev); } if(released & ROCKBOY_PAD_A) { ev.code=PAD_A; ev_postevent(&ev); } if(released & ROCKBOY_PAD_B) { ev.code=PAD_B; ev_postevent(&ev); } if(released & ROCKBOY_PAD_START) { ev.code=PAD_START; ev_postevent(&ev); } if(released & ROCKBOY_PAD_SELECT) { ev.code=PAD_SELECT; ev_postevent(&ev); } } if(pressed) { /* button press */ ev.type = EV_PRESS; if(pressed & BUTTON_LEFT) { ev.code=PAD_LEFT; ev_postevent(&ev); } if(pressed & BUTTON_RIGHT) { ev.code=PAD_RIGHT; ev_postevent(&ev);} if(pressed & BUTTON_DOWN) { ev.code=PAD_DOWN; ev_postevent(&ev); } if(pressed & BUTTON_UP) { ev.code=PAD_UP; ev_postevent(&ev); } if(pressed & ROCKBOY_PAD_A) { ev.code=PAD_A; ev_postevent(&ev); } if(pressed & ROCKBOY_PAD_B) { ev.code=PAD_B; ev_postevent(&ev); } if(pressed & ROCKBOY_PAD_START) { ev.code=PAD_START; ev_postevent(&ev); } if(pressed & ROCKBOY_PAD_SELECT) { ev.code=PAD_SELECT; ev_postevent(&ev); } if(pressed & ROCKBOY_MENU) { #if CONFIG_KEYPAD == IRIVER_H100_PAD if (do_user_menu() == USER_MENU_QUIT) #endif { die(""); cleanshut=1; } } } } void vid_setpal(int i, int r, int g, int b) { (void)i; (void)r; (void)g; (void)b; } void vid_begin(void) { } void vid_init(void) { fb.pelsize=1; // 8 bit framebuffer.. (too much.. but lowest gnuboy will support.. so yea... fb.h=144; fb.w=160; fb.pitch=160; fb.enabled=1; fb.dirty=0; video_base_buf=fb.ptr=(byte *)frameb; fb.mode=3; } void vid_update(int scanline) { int cnt=0,scanline_remapped; byte *frameb; #if LCD_HEIGHT == 64 /* Archos */ int balance = 0; if (fb.mode==1) scanline-=16; else if (fb.mode==2) scanline-=8; scanline_remapped = scanline / 16; frameb = rb->lcd_framebuffer + scanline_remapped * LCD_WIDTH; while (cnt < 160) { balance += LCD_WIDTH; if (balance > 0) { #ifdef SIMULATOR /* simulator uses C */ register unsigned scrbyte = 0; if (scan.buf[0][cnt] & 0x02) scrbyte |= 0x01; if (scan.buf[1][cnt] & 0x02) scrbyte |= 0x02; if (scan.buf[2][cnt] & 0x02) scrbyte |= 0x04; if (scan.buf[3][cnt] & 0x02) scrbyte |= 0x08; if (scan.buf[4][cnt] & 0x02) scrbyte |= 0x10; if (scan.buf[5][cnt] & 0x02) scrbyte |= 0x20; if (scan.buf[6][cnt] & 0x02) scrbyte |= 0x40; if (scan.buf[7][cnt] & 0x02) scrbyte |= 0x80; *(frameb++) = scrbyte; #else asm volatile ( "mov.b @%0,r0 \n" "add %1,%0 \n" "tst #0x02, r0 \n" /* ~bit 1 */ "rotcr r1 \n" "mov.b @%0,r0 \n" "add %1,%0 \n" "tst #0x02, r0 \n" /* ~bit 1 */ "rotcr r1 \n" "mov.b @%0,r0 \n" "add %1,%0 \n" "tst #0x02, r0 \n" /* ~bit 1 */ "rotcr r1 \n" "mov.b @%0,r0 \n" "add %1,%0 \n" "tst #0x02, r0 \n" /* ~bit 1 */ "rotcr r1 \n" "mov.b @%0,r0 \n" "add %1,%0 \n" "tst #0x02, r0 \n" /* ~bit 1 */ "rotcr r1 \n" "mov.b @%0,r0 \n" "add %1,%0 \n" "tst #0x02, r0 \n" /* ~bit 1 */ "rotcr r1 \n" "mov.b @%0,r0 \n" "add %1,%0 \n" "tst #0x02, r0 \n" /* ~bit 1 */ "rotcr r1 \n" "mov.b @%0,r0 \n" "add %1,%0 \n" "tst #0x02, r0 \n" /* ~bit 1 */ "rotcr r1 \n" "shlr16 r1 \n" "shlr8 r1 \n" "not r1,r1 \n" /* account for negated bits */ "mov.b r1,@%2 \n" : /* outputs */ : /* inputs */ /* %0 */ "r"(scan.buf[0] + cnt), /* %1 */ "r"(256), /* scan.buf line length */ /* %2 */ "r"(frameb++) : /* clobbers */ "r0", "r1" ); #endif balance -= 160; } cnt ++; } rb->lcd_update_rect(0, (scanline/2) & ~7, LCD_WIDTH, 8); #else /* LCD_HEIGHT != 64, iRiver */ if (fb.mode==1) scanline-=16; else if (fb.mode==2) scanline-=8; #ifdef GRAYSCALE scanline_remapped = scanline / 4; #else scanline_remapped = scanline / 8; #endif frameb = rb->lcd_framebuffer + scanline_remapped * LCD_WIDTH; while (cnt < 160) { #ifdef GRAYSCALE *(frameb++) = (scan.buf[0][cnt]&0x3) | ((scan.buf[1][cnt]&0x3)<<2) | ((scan.buf[2][cnt]&0x3)<<4) | ((scan.buf[3][cnt]&0x3)<<6); cnt++; } rb->lcd_update_rect(0, scanline & ~3, LCD_WIDTH, 4); //8); #else register unsigned scrbyte = 0; if (scan.buf[0][cnt] & 0x02) scrbyte |= 0x01; if (scan.buf[1][cnt] & 0x02) scrbyte |= 0x02; if (scan.buf[2][cnt] & 0x02) scrbyte |= 0x04; if (scan.buf[3][cnt] & 0x02) scrbyte |= 0x08; if (scan.buf[4][cnt] & 0x02) scrbyte |= 0x10; if (scan.buf[5][cnt] & 0x02) scrbyte |= 0x20; if (scan.buf[6][cnt] & 0x02) scrbyte |= 0x40; if (scan.buf[7][cnt] & 0x02) scrbyte |= 0x80; *(frameb++) = scrbyte; cnt++; } rb->lcd_update_rect(0, scanline & ~7, LCD_WIDTH, 8); #endif /* GRAYSCALE */ #endif /* LCD_HEIGHT */ } void vid_end(void) { } long timerresult; void *sys_timer(void) { timerresult=*rb->current_tick; return &timerresult; } // returns microseconds passed since sys_timer int sys_elapsed(long *oldtick) { return ((*rb->current_tick-(*oldtick))*1000000)/HZ; } void sys_sleep(int us) { if (us <= 0) return; // rb->sleep(HZ*us/1000000); }