#include <devices.h>
#include <s3c2400.h>
+DECLARE_GLOBAL_DATA_PTR;
+
#ifdef CONFIG_VFD
/************************************************************************/
*/
void init_grid_ctrl(void)
{
- DECLARE_GLOBAL_DATA_PTR;
ulong adr, grid_cycle;
unsigned int bit, display;
unsigned char temp, bit_nr;
*/
void create_vfd_table(void)
{
- DECLARE_GLOBAL_DATA_PTR;
unsigned long vfd_table[112][18][2][4][2];
unsigned int x, y, color, display, entry, pixel;
unsigned int x_abcdef = 0;
unsigned long adr = gd->fb_base;
unsigned int bit_nr = 0;
- if (vfd_table[x][y][color][display][entry]) {
-
- pixel = vfd_table[x][y][color][display][entry] + frame_buf_offs;
- /*
- * wrap arround if offset
- * (see manual S3C2400)
- */
- if (pixel>=FRAME_BUF_SIZE*8)
- pixel = pixel-(FRAME_BUF_SIZE*8);
- adr = gd->fb_base+(pixel/32)*4+(3-(pixel%32)/8);
- bit_nr = pixel%8;
- bit_nr = (bit_nr>3)?bit_nr-4:bit_nr+4;
- }
+ pixel = vfd_table[x][y][color][display][entry] + frame_buf_offs;
+ /*
+ * wrap arround if offset
+ * (see manual S3C2400)
+ */
+ if (pixel>=FRAME_BUF_SIZE*8)
+ pixel = pixel-(FRAME_BUF_SIZE*8);
+ adr = gd->fb_base+(pixel/32)*4+(3-(pixel%32)/8);
+ bit_nr = pixel%8;
+ bit_nr = (bit_nr>3)?bit_nr-4:bit_nr+4;
+
adr_vfd_table[x][y][color][display][entry] = adr;
bit_vfd_table[x][y][color][display][entry] = bit_nr;
}
unsigned char color, unsigned char display,
unsigned char value)
{
- DECLARE_GLOBAL_DATA_PTR;
ulong adr;
unsigned char bit_nr, temp;
*/
int vfd_init_clocks (void)
{
+ int i;
+
S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
S3C24X0_TIMERS * const timers = S3C24X0_GetBase_TIMERS();
S3C24X0_LCD * const lcd = S3C24X0_GetBase_LCD();
*/
gpio->PCUP = (gpio->PCUP & 0xFFF0); /* activate GPC0...GPC3 pullups */
gpio->PCCON = (gpio->PCCON & 0xFFFFFF00); /* configure GPC0...GPC3 as inputs */
- udelay (10); /* allow signals to settle */
+ /* allow signals to settle */
+ for (i=0; i<10000; i++) /* udelay isn't working yet at this point! */
+ __asm("NOP");
vfd_board_id = (~gpio->PCDAT) & 0x000F; /* read GPC0...GPC3 port pins */
VFD_DISABLE; /* activate blank for the vfd */
static int vfd_init_done = 0;
int vfd_inv_data = 0;
- DECLARE_GLOBAL_DATA_PTR;
-
if (vfd_init_done != 0)
return (0);
vfd_init_done = 1;
return (size);
}
+/*
+ * Calculate fb size for VIDEOLFB_ATAG. Size returned contains fb,
+ * descriptors and palette areas.
+ */
+ulong calc_fbsize (void)
+{
+ return FRAME_BUF_SIZE;
+}
+
#endif /* CONFIG_VFD */