void console_flush(void)
{
mddi_start_update();
while(!mddi_update_done()) ;
}
void console_flush(void)
{
if(!flush_enable) return;
mddi_start_update();
while(!mddi_update_done()) ;
}
void mddi_init(void)
{
unsigned n;
// dprintf("mddi_init()\n");
rev_pkt_buf = alloc(256);
mddi_do_cmd(CMD_RESET);
/* disable periodic rev encap */
mddi_do_cmd(CMD_PERIODIC_REV_ENC | 0);
writel(0x0001, MDDI_VERSION);
writel(0x3C00, MDDI_BPS);
writel(0x0003, MDDI_SPM);
writel(0x0005, MDDI_TA1_LEN);
writel(0x000C, MDDI_TA2_LEN);
writel(0x0096, MDDI_DRIVE_HI);
writel(0x0050, MDDI_DRIVE_LO);
writel(0x003C, MDDI_DISP_WAKE);
writel(0x0002, MDDI_REV_RATE_DIV);
/* needs to settle for 5uS */
if (readl(MDDI_PAD_CTL) == 0) {
writel(0x08000, MDDI_PAD_CTL);
udelay(5);
}
writel(0xA850F, MDDI_PAD_CTL);
writel(0x60006, MDDI_DRIVER_START_CNT);
writel((unsigned) rev_pkt_buf, MDDI_REV_PTR);
writel(256, MDDI_REV_SIZE);
writel(256, MDDI_REV_ENCAP_SZ);
mddi_do_cmd(CMD_FORCE_NEW_REV_PTR);
/* disable hibernate */
mddi_do_cmd(CMD_HIBERNATE | 0);
panel_backlight(0);
panel_poweron();
mddi_do_cmd(CMD_LINK_ACTIVE);
do {
n = readl(MDDI_STAT);
} while(!(n & MDDI_STAT_LINK_ACTIVE));
/* v > 8? v > 8 && < 0x19 ? */
writel(2, MDDI_TEST);
// writel(CMD_PERIODIC_REV_ENC | 0, MDDI_CMD); /* disable */
mddi_get_caps();
#if 0
writel(0x5666, MDDI_MDP_VID_FMT_DES);
writel(0x00C3, MDDI_MDP_VID_PIX_ATTR);
writel(0x0000, MDDI_MDP_CLIENTID);
#endif
dprintf("panel is %d x %d\n", fb_width, fb_height);
FB = alloc(2 * fb_width * fb_height);
mlist = alloc(sizeof(mddi_llentry) * (fb_height / 8));
// dprintf("FB @ %x mlist @ %x\n", (unsigned) FB, (unsigned) mlist);
for(n = 0; n < (fb_height / 8); n++) {
unsigned y = n * 8;
unsigned pixels = fb_width * 8;
mddi_video_stream *vs = &(mlist[n].u.v);
vs->length = sizeof(mddi_video_stream) - 2 + (pixels * 2);
vs->type = TYPE_VIDEO_STREAM;
vs->client_id = 0;
vs->format = 0x5565; // FORMAT_16BPP;
vs->pixattr = PIXATTR_BOTH_EYES | PIXATTR_TO_ALL;
vs->left = 0;
vs->right = fb_width - 1;
vs->top = y;
vs->bottom = y + 7;
vs->start_x = 0;
vs->start_y = y;
vs->pixels = pixels;
vs->crc = 0;
vs->reserved = 0;
mlist[n].header_count = sizeof(mddi_video_stream) - 2;
mlist[n].data_count = pixels * 2;
mlist[n].reserved = 0;
wr32(&mlist[n].data, ((unsigned) FB) + (y * fb_width * 2));
mlist[n].flags = 0;
wr32(&mlist[n].next, (unsigned) (mlist + n + 1));
}
mlist[n-1].flags = 1;
wr32(&mlist[n-1].next, 0);
writel(CMD_HIBERNATE, MDDI_CMD);
writel(CMD_LINK_ACTIVE, MDDI_CMD);
for(n = 0; n < (fb_width * fb_height); n++) FB[n] = 0;
mddi_start_update();
panel_backlight(1);
}
void mddi_init(void)
{
unsigned n;
int i = 0;
// dprintf("mddi_init()\n");
rev_pkt_buf = alloc(256);
writel((unsigned) rev_pkt_buf, MDDI_REV_PTR);
writel(256, MDDI_REV_SIZE);
writel(256, MDDI_REV_ENCAP_SZ);
mddi_do_cmd(CMD_FORCE_NEW_REV_PTR);
mddi_do_cmd(CMD_LINK_ACTIVE);
do {
if(i++ > 0x100) break;
n = readl(MDDI_STAT);
} while(!(n & MDDI_STAT_LINK_ACTIVE));
/* v > 8? v > 8 && < 0x19 ? */
writel(2, MDDI_TEST);
// writel(CMD_PERIODIC_REV_ENC | 0, MDDI_CMD); /* disable */
fb_width = 480;
fb_height = 854;
dprintf("panel is %d x %d\n", fb_width, fb_height);
// FB = alloc(2 * fb_width * fb_height);
FB = 0x2b00000;
mlist = alloc(sizeof(mddi_llentry) * (fb_height / 8));
// dprintf("FB @ %x mlist @ %x\n", (unsigned) FB, (unsigned) mlist);
for(n = 0; n < (fb_height / 8); n++) {
unsigned y = n * 8;
unsigned pixels = fb_width * 8;
mddi_video_stream *vs = &(mlist[n].u.v);
vs->length = sizeof(mddi_video_stream) - 2 + (pixels * 2);
vs->type = TYPE_VIDEO_STREAM;
vs->client_id = 0;
vs->format = 0x5565; // FORMAT_16BPP;
vs->pixattr = PIXATTR_BOTH_EYES | PIXATTR_TO_ALL;
vs->left = 0;
vs->right = fb_width - 1;
vs->top = y;
vs->bottom = y + 7;
vs->start_x = 0;
vs->start_y = y;
vs->pixels = pixels;
vs->crc = 0;
vs->reserved = 0;
mlist[n].header_count = sizeof(mddi_video_stream) - 2;
mlist[n].data_count = pixels * 2;
mlist[n].reserved = 0;
wr32(&mlist[n].data, ((unsigned) FB) + (y * fb_width * 2));
mlist[n].flags = 0;
wr32(&mlist[n].next, (unsigned) (mlist + n + 1));
}
mlist[n-1].flags = 1;
wr32(&mlist[n-1].next, 0);
writel(CMD_HIBERNATE, MDDI_CMD);
writel(CMD_LINK_ACTIVE, MDDI_CMD);
for(n = 0; n < (fb_width * fb_height); n++) FB[n] = 0;//0x88;
mddi_start_update();
}