X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=boards%2Fsam3n-ek%2Fexamples%2Fdisplay%2Fmain.c;fp=boards%2Fsam3n-ek%2Fexamples%2Fdisplay%2Fmain.c;h=0000000000000000000000000000000000000000;hb=f20fc356270e0e09672f272b923867b7e9e87de7;hp=260ada0fa590c8a803d2e4886d652a627cad5374;hpb=a646f247a4733ae12b2a5372c23e367e3048efaf;p=bertos.git diff --git a/boards/sam3n-ek/examples/display/main.c b/boards/sam3n-ek/examples/display/main.c deleted file mode 100644 index 260ada0f..00000000 --- a/boards/sam3n-ek/examples/display/main.c +++ /dev/null @@ -1,366 +0,0 @@ -/** - * \file - * - * - * \brief Atmel SAM3N-EK testcase - * - * \author Stefano Fedrigo - */ - -#include "bitmaps.h" - -#include "hw/hw_led.h" -#include "hw/hw_lcd.h" - -#include - -#include - -#include -#include -#include - -#include - -#include -#include -#include - -#include - -#include - -#include - -#include -#include - -// Keyboard -#define KEY_MASK (K_LEFT | K_RIGHT) - -// Kernel -#define PROC_STACK_SIZE KERN_MINSTACKSIZE * 2 - -#if CONFIG_KERN_HEAP - #define hp_stack NULL - #define lp_stack NULL - #define led_stack NULL -#else - static PROC_DEFINE_STACK(hp_stack, PROC_STACK_SIZE); - static PROC_DEFINE_STACK(lp_stack, PROC_STACK_SIZE); - static PROC_DEFINE_STACK(led_stack, PROC_STACK_SIZE); -#endif - -struct SpiDma spi; -static uint8_t raster[RAST_SIZE(LCD_WIDTH, LCD_HEIGHT)]; -static Bitmap lcd_bitmap; -extern Font font_gohu; -static int lcd_brightness = LCD_BACKLIGHT_MAX; -static Process *hp_proc, *lp_proc, *led_proc; -static hptime_t start, end; - - -static bool led_blinking; - -static void NORETURN led_process(void) -{ - unsigned i; - - for (i = 0; ; i++) - { - if (!led_blinking) - { - LED_OFF(0); - LED_OFF(1); - LED_OFF(2); - sig_wait(SIG_USER0); - } - LED_ON(i % 3); - LED_OFF((i-1) % 3); - timer_delay(200); - } -} - -static void led_test(UNUSED_ARG(Bitmap *, bm)) -{ - led_blinking = !led_blinking; - sig_send(led_proc, SIG_USER0); -} - -static void bouncing_logo(Bitmap *bm) -{ - const long SPEED_SCALE = 1000; - const long GRAVITY_ACCEL = 100; - const long BOUNCE_ELASTICITY = 1; - long h = (long)(-bertos_logo.height) * SPEED_SCALE; - long speed = 0, i; - - for (i = 0; ; i++) - { - /* Move */ - h += speed; - - /* Gravity acceleration */ - speed += GRAVITY_ACCEL; - - if (h > 0 && speed > 0) - { - /* Bounce */ - speed = -(speed / BOUNCE_ELASTICITY); - - } - /* Update graphics */ - gfx_bitmapClear(bm); - gfx_blitImage(bm, - (LCD_WIDTH - bertos_logo.width) / 2, - (LCD_HEIGHT - bertos_logo.height) / 2 + h / SPEED_SCALE, - &bertos_logo); - text_xprintf(bm, 13, 0, TEXT_FILL | TEXT_CENTER, "Press any key to quit"); - lcd_ili9225_blitBitmap(bm); - timer_delay(15); - if (kbd_peek() & KEY_MASK) - break; - } -} - -static void screen_saver(Bitmap *bm) -{ - int x1, y1, x2, y2; - int i; - - for (i = 0; ; i++) - { - x1 = i % LCD_WIDTH; - y1 = i % LCD_HEIGHT; - - x2 = LCD_WIDTH - i % LCD_WIDTH; - y2 = LCD_HEIGHT - i % LCD_HEIGHT; - - gfx_bitmapClear(bm); - gfx_rectDraw(bm, x1, y1, x2, y2); - lcd_ili9225_blitBitmap(bm); - if (kbd_peek() & KEY_MASK) - break; - } -} - -static void robot_logo(UNUSED_ARG(Bitmap *, bm)) -{ - lcd_ili9225_blitBitmap24(0, 0, BMP_THINKING_WIDTH, BMP_THINKING_HEIGHT, bmp_thinking); - - while (!(kbd_peek() & KEY_MASK)) - timer_delay(50); -} - - -INLINE hptime_t get_hp_ticks(void) -{ - return (timer_clock_unlocked() * TIMER_HW_CNT) + timer_hw_hpread(); -} - -static void NORETURN hp_process(void) -{ - while (1) - { - sig_wait(SIG_USER0); - end = get_hp_ticks(); - timer_delay(100); - sig_send(lp_proc, SIG_USER0); - } -} - -static void NORETURN lp_process(void) -{ - while (1) - { - start = get_hp_ticks(); - sig_send(hp_proc, SIG_USER0); - sig_wait(SIG_USER0); - } -} - -static void res_process(void) -{ - const char spinner[] = {'/', '-', '\\', '|'}; - int i; - char c; - - for (i = 0; ; i++) - { - /* Show context switch (in clock cycles) */ - c = spinner[i % countof(spinner)]; - text_xprintf(&lcd_bitmap, 3, 0, TEXT_CENTER | TEXT_FILL, "%c Context switch %c", c, c); - text_xprintf(&lcd_bitmap, 5, 0, TEXT_FILL, " %lu clock cycles", end - start); - /* Show context switch (in usec) */ - text_xprintf(&lcd_bitmap, 6, 0, TEXT_FILL, - " %lu.%lu usec", - ((end - start) * 1000000) / CPU_FREQ, - ((end - start) * (100000000 / CPU_FREQ)) % 100); - lcd_ili9225_blitBitmap(&lcd_bitmap); - timer_delay(5); - if (kbd_peek() & KEY_MASK) - break; - } -} - -static void context_switch_test(Bitmap *bm) -{ - const Font *old_font = bm->font; - gfx_setFont(&lcd_bitmap, &font_gohu); - - gfx_bitmapClear(bm); - text_xprintf(bm, 0, 0, TEXT_FILL, - "CPU: Cortex-M3 %luMHz", CPU_FREQ / 1000000); - text_xprintf(bm, 1, 0, TEXT_FILL, "Board: SAM3N-EK EVB"); - - res_process(); - - gfx_setFont(&lcd_bitmap, old_font); -} - -static void uptime(Bitmap *bm) -{ - gfx_bitmapClear(bm); - text_xprintf(bm, 0, 0, TEXT_FILL | TEXT_CENTER, "Uptime"); - while (1) - { - ticks_t clock = ticks_to_ms(timer_clock_unlocked()); - - /* Display uptime (in ticks) */ - text_xprintf(&lcd_bitmap, 2, 0, TEXT_FILL | TEXT_CENTER, - "seconds: %lu", clock / 1000); - lcd_ili9225_blitBitmap(bm); - timer_delay(5); - if (kbd_peek() & KEY_MASK) - break; - } -} - -/* - * Lcd - */ -static void setBrightness(Bitmap *bm) -{ - while (1) - { - gfx_bitmapClear(bm); - text_xprintf(bm, 1, 0, TEXT_FILL | TEXT_CENTER, "Brightness: %d", lcd_brightness); - text_xprintf(bm, 3, 0, TEXT_FILL | TEXT_CENTER, "RIGHT key: change"); - text_xprintf(bm, 4, 0, TEXT_FILL | TEXT_CENTER, "LEFT key: back "); - lcd_ili9225_blitBitmap(bm); - - keymask_t mask = kbd_get(); - - if (mask & K_LEFT) - break; - else if (mask & K_RIGHT) - { - if (++lcd_brightness > LCD_BACKLIGHT_MAX) - lcd_brightness = 0; - lcd_setBacklight(lcd_brightness); - } - } -} - - -static void NORETURN soft_reset(Bitmap * bm) -{ - int i; - - gfx_bitmapClear(bm); - for (i = 5; i; --i) - { - text_xprintf(bm, 2, 0, TEXT_FILL | TEXT_CENTER, "%d", i); - lcd_ili9225_blitBitmap(bm); - timer_delay(1000); - } - text_xprintf(bm, 2, 0, TEXT_FILL | TEXT_CENTER, "REBOOT"); - lcd_ili9225_blitBitmap(bm); - timer_delay(1000); - - /* Perform a software reset request */ - HWREG(NVIC_APINT) = NVIC_APINT_VECTKEY | NVIC_APINT_SYSRESETREQ; - UNREACHABLE(); -} - - -static struct MenuItem main_items[] = -{ - { (const_iptr_t)"LED blinking", 0, (MenuHook)led_test, (iptr_t)&lcd_bitmap }, - { (const_iptr_t)"Graphics demo", 0, (MenuHook)robot_logo, (iptr_t)&lcd_bitmap }, - { (const_iptr_t)"Bouncing logo", 0, (MenuHook)bouncing_logo, (iptr_t)&lcd_bitmap }, - { (const_iptr_t)"Screen saver demo", 0, (MenuHook)screen_saver, (iptr_t)&lcd_bitmap }, - { (const_iptr_t)"Scheduling test", 0, (MenuHook)context_switch_test, (iptr_t)&lcd_bitmap }, - { (const_iptr_t)"Show uptime", 0, (MenuHook)uptime, (iptr_t)&lcd_bitmap }, - { (const_iptr_t)"Display brightness", 0, (MenuHook)setBrightness, (iptr_t)&lcd_bitmap }, - { (const_iptr_t)"Reboot", 0, (MenuHook)soft_reset, (iptr_t)&lcd_bitmap }, - { (const_iptr_t)0, 0, NULL, (iptr_t)0 } -}; -static struct Menu main_menu = { main_items, "BeRTOS", MF_STICKY | MF_SAVESEL, &lcd_bitmap, 0, lcd_ili9225_blitBitmap }; - - -int main(void) -{ - IRQ_ENABLE; - - kdbg_init(); - LED_INIT(); - timer_init(); - proc_init(); - - spi_dma_init(&spi); - spi_dma_setclock(LCD_SPICLOCK); - lcd_ili9225_init(&spi.fd); - LCD_BACKLIGHT_INIT(); - lcd_setBacklight(lcd_brightness); - - gfx_bitmapInit(&lcd_bitmap, raster, LCD_WIDTH, LCD_HEIGHT); - gfx_setFont(&lcd_bitmap, &font_luBS14); - lcd_ili9225_blitBitmap(&lcd_bitmap); - - kbd_init(); - - hp_proc = proc_new(hp_process, NULL, PROC_STACK_SIZE, hp_stack); - lp_proc = proc_new(lp_process, NULL, PROC_STACK_SIZE, lp_stack); - led_proc = proc_new(led_process, NULL, PROC_STACK_SIZE, led_stack); - - proc_setPri(hp_proc, 2); - proc_setPri(lp_proc, 1); - - lcd_ili9225_blitBitmap24(0, 50, BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, bmp_logo); - timer_delay(3000); - - while (1) - { - menu_handle(&main_menu); - cpu_relax(); - } -}