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rockbox/apps/plugins/rockboy/sys_rockbox.c
Jens Arnold d2456b44f7 Centralised the ICODE_ATTR and IDATA_ATTR #defines. Renamed some musepack and rockboy headers to avoid clashes with rockbox headers. 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6991 a1c6a512-1295-4272-9138-f99709370657
2005-07-03 14:05:12 +00:00

303 lines
9.1 KiB
C
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/***************************************************************************
* __________ __ ___.
* 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);
}
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