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D2: Further work-in-progress on the NAND driver.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16308 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rob Purchase 2008-02-13 23:50:44 +00:00
parent e319f68a81
commit addb5228ec
2 changed files with 350 additions and 113 deletions
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76
bootloader/telechips.c
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@ -54,14 +54,29 @@ void* main(void)
int button;
int power_count = 0;
int count = 0;
int i;
bool do_power_off = false;
#if defined(COWON_D2)
int i,rc,fd,len;
int* buf = (int*)0x21000000; /* Unused DRAM */
#endif
system_init();
adc_init();
power_init();
lcd_init();
system_init();
#if defined(COWON_D2)
kernel_init();
#endif
adc_init();
button_init();
backlight_init();
font_init();
lcd_setfont(FONT_SYSFIXED);
#if defined(COWON_D2)
lcd_enable(true);
#endif
@ -69,7 +84,50 @@ void* main(void)
_backlight_on();
#if defined(COWON_D2)
ata_init();
printf("ATA");
rc = ata_init();
if(rc)
{
reset_screen();
error(EATA, rc);
}
printf("mount");
rc = disk_mount_all();
if (rc<=0)
{
error(EDISK,rc);
}
#if 0
printf("opening test file...");
fd = open("/test.bin", O_RDONLY);
if (fd < 0) panicf("could not open test file");
len = filesize(fd);
printf("Length: %x", len);
lseek(fd, 0, SEEK_SET);
read(fd, buf, len);
close(fd);
printf("testing contents...");
i = 0;
while (buf[i] == i && i<(len/4)) { i++; }
if (i < len/4)
{
printf("mismatch at %x [0x%x]", i, buf[i]);
}
else
{
printf("passed!");
}
while (!button_read_device()) {};
while (button_read_device()) {};
#endif
#endif
while(!do_power_off) {
@ -103,8 +161,9 @@ void* main(void)
printf("ADC%d: 0x%04x",i,adc_read(i));
}
/* TODO: Establish how the touchscreen driver is going to work.
Since it needs I2C read/write, it can't easily go on a tick task */
/* TODO: Move this stuff out to a touchscreen driver and establish
how such a beast is going to work. Since it needs I2C read/write,
it can't easily go on an interrupt-based tick task. */
{
unsigned char buf[] = { 0x2f, (0xE<<1) | 1, /* ADC start for X+Y */
0, 0, 0 };
@ -115,6 +174,11 @@ void* main(void)
y = (buf[4] << 2) | ((buf[3] & 0xC) >> 2);
printf("X: 0x%03x Y: 0x%03x",x,y);
x = (x*LCD_WIDTH) / 1024;
y = (y*LCD_HEIGHT) / 1024;
lcd_hline(x-5, x+5, y);
lcd_vline(x, y-5, y+5);
buf[0] = 0x2f;
buf[1] = (0xF<<1) | 1; /* ADC start for P1+P2 */
i2c_write(0x10, buf, 2);