X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=examples%2Flm3s1968%2Flm3s1968.c;h=eac7682120b38e3c6b4178487c6eabbd8d081c69;hb=82aa9864bc5accc468d3c9ed109a8b44ef36da94;hp=46451e5e81d0df5a887813b474bf744b79926011;hpb=c05941e41ee333ab29af6bb62ecc08862c7321fd;p=bertos.git diff --git a/examples/lm3s1968/lm3s1968.c b/examples/lm3s1968/lm3s1968.c index 46451e5e..eac76821 100644 --- a/examples/lm3s1968/lm3s1968.c +++ b/examples/lm3s1968/lm3s1968.c @@ -35,37 +35,43 @@ * \author Andrea Righi */ -#include -#include #include #include -#include +#include +#include #include #include #include #include #include -#include "hw/hw_lcd.h" +#include "cfg/compiler.h" +#include "cfg/cfg_gfx.h" -#define PROC_STACK_SIZE KERN_MINSTACKSIZE * 2 +#include "hw/hw_rit128x96.h" + +#define PROC_STACK_SIZE KERN_MINSTACKSIZE #if CONFIG_KERN_HEAP #define hp_stack NULL #define lp_stack NULL +#define ser_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(ser_stack, PROC_STACK_SIZE); +static PROC_DEFINE_STACK(led_stack, PROC_STACK_SIZE); #endif -static Process *hp_proc, *lp_proc, *res_proc; +extern Font font_helvB10; +static uint8_t raster[RAST_SIZE(LCD_WIDTH, LCD_HEIGHT)]; +static Bitmap bm; +static Process *hp_proc, *lp_proc, *res_proc; static hptime_t start, end; -static uint8_t raster[RAST_SIZE(128, 96)]; -static Bitmap bm; - -extern Font font_helvB10; +static Serial ser_port; static void led_init(void) { @@ -91,6 +97,37 @@ INLINE void led_off(void) GPIO_PORTG_DATA_R &= ~0x04; } +static void NORETURN led_process(void) +{ + int i; + + for (i = 0; ; i++) + { + if (i & 1) + led_on(); + else + led_off(); + timer_delay(50); + } +} + +static void NORETURN ser_process(void) +{ + char buf[32]; + int i; + + ser_init(&ser_port, SER_UART1); + ser_setbaudrate(&ser_port, 115200); + + /* BeRTOS terminal */ + for (i = 0; ; i++) + { + kfile_printf(&ser_port.fd, "\n\r[%03d] BeRTOS:~$ ", i); + kfile_gets_echo(&ser_port.fd, buf, sizeof(buf), true); + kfile_printf(&ser_port.fd, "%s", buf); + } +} + INLINE hptime_t get_hp_ticks(void) { return (TIMER_HW_CNT - timer_hw_hpread()) + @@ -100,14 +137,13 @@ INLINE hptime_t get_hp_ticks(void) static void NORETURN res_process(void) { const char spinner[] = {'/', '-', '\\', '|'}; - char buffer[256], c; + char buffer[32], c; int i; for (i = 0; ; i++) { ticks_t clock; - sig_wait(SIG_USER0); clock = timer_clock_unlocked(); /* Display uptime (in ticks) */ @@ -135,12 +171,6 @@ static void NORETURN res_process(void) ((end - start) * (100000000 / CPU_FREQ)) % 100); text_xprintf(&bm, 7, 0, TEXT_FILL, buffer); rit128x96_lcd_blitBitmap(&bm); - - /* Blink the status LED and restart the test */ - led_off(); - timer_delay(100); - led_on(); - sig_send(lp_proc, SIG_USER0); } } @@ -150,7 +180,8 @@ static void NORETURN hp_process(void) { sig_wait(SIG_USER0); end = get_hp_ticks(); - sig_send(res_proc, SIG_USER0); + timer_delay(100); + sig_send(lp_proc, SIG_USER0); } } @@ -221,6 +252,7 @@ int main(void) rit128x96_lcd_init(); gfx_bitmapInit(&bm, raster, LCD_WIDTH, LCD_HEIGHT); gfx_setFont(&bm, &font_helvB10); + rit128x96_lcd_blitBitmap(&bm); kputs("Done.\n"); bouncing_logo(&bm); @@ -239,6 +271,8 @@ int main(void) hp_proc = proc_new(hp_process, NULL, PROC_STACK_SIZE, hp_stack); lp_proc = proc_new(lp_process, NULL, PROC_STACK_SIZE, lp_stack); + proc_new(led_process, NULL, PROC_STACK_SIZE, led_stack); + proc_new(ser_process, NULL, PROC_STACK_SIZE, ser_stack); res_proc = proc_current();