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bring pandora to buildable state. Some cleanups and fixes along the way.

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@650 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2009-03-08 22:49:51 +00:00
parent 3ffee69c50
commit 7fd581f40b
7 changed files with 66 additions and 202 deletions
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140
pandora/pandora.c
View file

@ -1,4 +1,3 @@
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
@ -11,139 +10,21 @@
#include <fcntl.h>
#include <errno.h>
#include "../gp2x/gp2x.h"
#include "../linux/sndout_oss.h"
#include "../common/arm_linux.h"
#include "../common/emu.h"
#include "pandora.h"
static volatile unsigned int *memregs = MAP_FAILED;
//static
int memdev = 0;
static int fbdev = -1;
#define SCREEN_MAP_SIZE (800*480*2)
static void *screen = MAP_FAILED;
void *gp2x_screen;
/* video stuff */
void gp2x_video_flip(void)
{
}
/* doulblebuffered flip */
void gp2x_video_flip2(void)
{
}
void gp2x_video_changemode2(int bpp)
{
}
void gp2x_video_changemode(int bpp)
{
}
void gp2x_video_setpalette(int *pal, int len)
{
}
void gp2x_video_RGB_setscaling(int ln_offs, int W, int H)
{
}
void gp2x_video_wait_vsync(void)
{
}
void gp2x_video_flush_cache(void)
{
// cache_flush_d_inval_i(gp2x_screen, (char *)gp2x_screen + 320*240*2, 0);
}
void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)
{
}
void gp2x_memcpy_all_buffers(void *data, int offset, int len)
{
}
void gp2x_memset_all_buffers(int offset, int byte, int len)
{
memset((char *)gp2x_screen + offset, byte, len);
}
void gp2x_pd_clone_buffer2(void)
{
memset(gp2x_screen, 0, 800*480*2);
}
// FIXME
#if 0
static int touchcal[7] = { 6203, 0, -1501397, 0, -4200, 16132680, 65536 };
typedef struct ucb1x00_ts_event
{
unsigned short pressure;
unsigned short x;
unsigned short y;
unsigned short pad;
struct timeval stamp;
} UCB1X00_TS_EVENT;
int gp2x_touchpad_read(int *x, int *y)
{
UCB1X00_TS_EVENT event;
static int zero_seen = 0;
int retval;
if (touchdev < 0) return -1;
retval = read(touchdev, &event, sizeof(event));
if (retval <= 0) {
printf("touch read failed %i %i\n", retval, errno);
return -1;
}
// this is to ignore the messed-up 4.1.x driver
if (event.pressure == 0) zero_seen = 1;
if (x) *x = (event.x * touchcal[0] + touchcal[2]) >> 16;
if (y) *y = (event.y * touchcal[4] + touchcal[5]) >> 16;
// printf("read %i %i %i\n", event.pressure, *x, *y);
return zero_seen ? event.pressure : 0;
}
#else
int gp2x_touchpad_read(int *x, int *y) { return -1; }
#endif
/* common */
void gp2x_init(void)
void pnd_init(void)
{
printf("entering init()\n"); fflush(stdout);
memdev = open("/dev/mem", O_RDWR);
if (memdev == -1)
{
perror("open(\"/dev/mem\")");
exit(1);
}
/*
memregs = mmap(0, 0x01000000, PROT_READ|PROT_WRITE, MAP_SHARED, memdev, 0x48000000);
if (memregs == MAP_FAILED)
{
printf("mmap(memregs) failed with %i\n", errno);
exit(1);
}
*/
fbdev = open("/dev/fb0", O_RDWR);
if (fbdev == -1)
{
@ -158,7 +39,7 @@ void gp2x_init(void)
exit(1);
}
printf("fbptr %p\n", screen);
gp2x_screen = screen;
g_screen_ptr = screen;
// snd
sndout_oss_init();
@ -166,14 +47,12 @@ void gp2x_init(void)
printf("exitting init()\n"); fflush(stdout);
}
void gp2x_deinit(void)
void pnd_exit(void)
{
if (screen != MAP_FAILED)
munmap(screen, SCREEN_MAP_SIZE);
if (memregs != MAP_FAILED)
munmap((void *)memregs, 0x10000);
close(memdev);
if (fbdev >= 0) close(fbdev);
if (fbdev >= 0)
close(fbdev);
sndout_oss_exit();
@ -192,12 +71,11 @@ void lprintf(const char *fmt, ...)
/* fake GP2X */
int crashed_940 = 0;
/*
void set_gamma(int g100, int A_SNs_curve) {}
void set_FCLK(unsigned MHZ) {}
void set_LCD_custom_rate(int rate) {}
void unset_LCD_custom_rate(void) {}
void Pause940(int yes) {}
void Reset940(int yes, int bank) {}
*/