len0rd/rockbox
1
0
Fork 1
mirror of https://github.com/Rockbox/rockbox.git synced 2025-12-08 12:45:26 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

Make the LCD remote work in the iAudio M3, M5 and X5 bootloaders. * Fix viewport related init bug in the 2 bit vertically interleaved LCD driver. * Fix low bat warning in iaudio bootloader - voltages are in millivolts now.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16648 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2008-03-12 23:08:33 +00:00
parent 579089afa5
commit 17bc340f1f
7 changed files with 69 additions and 59 deletions
Download patch file Download diff file Expand all files Collapse all files

58
firmware/target/coldfire/iaudio/lcd-remote-iaudio.c
View file

@ -59,7 +59,6 @@ static int cached_contrast = DEFAULT_REMOTE_CONTRAST_SETTING;
bool remote_initialized = false;
static void remote_tick(void);
/* Standard low-level byte writer. Requires CLK high on entry */
static inline void _write_byte(unsigned data)
@ -269,9 +268,10 @@ void lcd_remote_write_command_ex(int cmd, int data)
CS_HI;
}
void lcd_remote_write_data(const unsigned char* p_bytes, int count)
void lcd_remote_write_data(const fb_remote_data *p_words, int count)
{
const unsigned char *p_end = p_bytes + count;
const unsigned char *p_bytes = (const unsigned char *)p_words;
const unsigned char *p_end = (const unsigned char *)(p_words + count);
RS_HI;
CS_LO;
@ -320,24 +320,6 @@ bool remote_detect(void)
return (GPIO_READ & 0x01000000)?false:true;
}
void lcd_remote_init_device(void)
{
or_l(0x0000e000, &GPIO_OUT);
or_l(0x0000e000, &GPIO_ENABLE);
or_l(0x0000e000, &GPIO_FUNCTION);
or_l(0x00000020, &GPIO1_OUT);
or_l(0x00000020, &GPIO1_ENABLE);
or_l(0x00000020, &GPIO1_FUNCTION);
and_l(~0x01000000, &GPIO_OUT);
and_l(~0x01000000, &GPIO_ENABLE);
or_l(0x01000000, &GPIO_FUNCTION);
lcd_remote_clear_display();
tick_add_task(remote_tick);
}
void lcd_remote_on(void)
{
CS_HI;
@ -356,7 +338,7 @@ void lcd_remote_on(void)
lcd_remote_write_command(LCD_SET_BIAS | 6); /* 1/11 */
lcd_remote_write_command(LCD_CONTROL_POWER | 7); /* All circuits ON */
sleep(30);
lcd_remote_write_command_ex(LCD_SET_GRAY | 0, 0x00);
@ -393,6 +375,7 @@ void lcd_remote_poweroff(void)
lcd_remote_write_command(LCD_SET_POWER_SAVE | 1);
}
#ifndef BOOTLOADER
/* Monitor remote hotswap */
static void remote_tick(void)
{
@ -430,6 +413,29 @@ static void remote_tick(void)
}
}
}
#endif
void lcd_remote_init_device(void)
{
or_l(0x0000e000, &GPIO_OUT);
or_l(0x0000e000, &GPIO_ENABLE);
or_l(0x0000e000, &GPIO_FUNCTION);
or_l(0x00000020, &GPIO1_OUT);
or_l(0x00000020, &GPIO1_ENABLE);
or_l(0x00000020, &GPIO1_FUNCTION);
and_l(~0x01000000, &GPIO_OUT);
and_l(~0x01000000, &GPIO_ENABLE);
or_l(0x01000000, &GPIO_FUNCTION);
lcd_remote_clear_display();
#ifdef BOOTLOADER
lcd_remote_on();
#else
tick_add_task(remote_tick);
#endif
}
/* Update the display.
This must be called after all other LCD functions that change the display. */
@ -445,8 +451,7 @@ void lcd_remote_update(void)
have to update one page at a time. */
lcd_remote_write_command(LCD_SET_PAGE | (y>5?y+2:y));
lcd_remote_write_command_ex(LCD_SET_COLUMN | 0, 0);
lcd_remote_write_data((unsigned char *)lcd_remote_framebuffer[y],
LCD_REMOTE_WIDTH*2);
lcd_remote_write_data(lcd_remote_framebuffer[y], LCD_REMOTE_WIDTH);
}
}
}
@ -478,9 +483,8 @@ void lcd_remote_update_rect(int x, int y, int width, int height)
lcd_remote_write_command_ex(LCD_SET_COLUMN | ((x >> 4) & 0xf),
x & 0xf);
lcd_remote_write_data (
(unsigned char *)&lcd_remote_framebuffer[y][x], width*2);
}
lcd_remote_write_data(&lcd_remote_framebuffer[y][x], width);
}
}
}