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Code Issues Releases Activity

Make di.c accept arbitrary FB addresses, fix flickering issues

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This commit is contained in:
TuxSH 2018-05-08 13:36:05 +02:00
parent 170cd2d8c4
commit 461e886244
4 changed files with 35 additions and 13 deletions
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12
fusee/fusee-primary/src/hwinit/di.c
View file

@ -190,10 +190,18 @@ void display_enable_backlight(bool on) {
u32 *display_init_framebuffer(void *address)
{
static cfg_op_t conf[sizeof(cfg_display_framebuffer)/sizeof(cfg_op_t)] = {0};
if(conf[0].val == 0) {
for (u32 i = 0; i < sizeof(cfg_display_framebuffer)/sizeof(cfg_op_t); i++) {
conf[i] = cfg_display_framebuffer[i];
}
}
u32 *lfb_addr = (u32 *)address;
//This configures the framebuffer @ 0xC0000000 with a resolution of 1280x720 (line stride 768).
exec_cfg((u32 *)DISPLAY_A_BASE, cfg_display_framebuffer, 32);
conf[19].val = (u32)address;
//This configures the framebuffer @ address with a resolution of 1280x720 (line stride 768).
exec_cfg((u32 *)DISPLAY_A_BASE, conf, 32);
sleep(35000);

10
fusee/fusee-primary/src/main.c
View file

@ -59,7 +59,7 @@ void load_sbk(void) {
int main(void) {
const char *bct0;
u32 *lfb_base;
void *lfb_base = (void *)0xC0000000;
const char *stage2_path;
stage2_args_t stage2_args = {0};
@ -67,12 +67,14 @@ int main(void) {
/* TODO: What can be stripped out to make this minimal? */
nx_hwinit();
/* Zero-fill the framebuffer and register it as printk provider. */
video_init(lfb_base);
/* Initialize the display. */
display_init();
/* Register the display as a printk provider. */
lfb_base = display_init_framebuffer((void *)0xC0000000);
video_init(lfb_base);
/* Set the framebuffer. */
display_init_framebuffer(lfb_base);
/* Turn on the backlight after initializing the lfb */
/* to avoid flickering. */

12
fusee/fusee-secondary/src/hwinit/di.c
View file

@ -190,10 +190,18 @@ void display_enable_backlight(bool on) {
u32 *display_init_framebuffer(void *address)
{
static cfg_op_t conf[sizeof(cfg_display_framebuffer)/sizeof(cfg_op_t)] = {0};
if(conf[0].val == 0) {
for (u32 i = 0; i < sizeof(cfg_display_framebuffer)/sizeof(cfg_op_t); i++) {
conf[i] = cfg_display_framebuffer[i];
}
}
u32 *lfb_addr = (u32 *)address;
//This configures the framebuffer @ 0xC0000000 with a resolution of 1280x720 (line stride 768).
exec_cfg((u32 *)DISPLAY_A_BASE, cfg_display_framebuffer, 32);
conf[19].val = (u32)address;
//This configures the framebuffer @ address with a resolution of 1280x720 (line stride 768).
exec_cfg((u32 *)DISPLAY_A_BASE, conf, 32);
sleep(35000);

14
fusee/fusee-secondary/src/main.c
View file

@ -22,22 +22,26 @@ int main(int argc, void **argv) {
loader_ctx_t *loader_ctx = get_loader_ctx();
void *framebuffer = memalign(0x1000, CONFIG_VIDEO_VISIBLE_ROWS * CONFIG_VIDEO_COLS * CONFIG_VIDEO_PIXEL_SIZE);
/* Initialize the display. */
display_init();
/* Note: the framebuffer needs to be >= 0xC0000000, this is fine because of where our heap is. */
if (framebuffer == NULL) {
generic_panic();
}
/* Initalize the framebuffer and console/stdout */
display_init_framebuffer(framebuffer);
/* Zero-fill the framebuffer and set the console up. */
console_init(framebuffer);
/* Initialize the display. */
display_init();
/* Set the framebuffer. */
display_init_framebuffer(framebuffer);
/* Turn on the backlight after initializing the lfb */
/* to avoid flickering. */
display_enable_backlight(true);
if (argc != STAGE2_ARGC) {
printf("Error: Invalid argc (expected %d, got %d)!\n", STAGE2_ARGC, argc);
generic_panic();
}
g_stage2_args = (stage2_args_t *)argv[STAGE2_ARGV_ARGUMENT_STRUCT];