X-Git-Url: https://hackdaworld.org/gitweb/?p=my-code%2Farm.git;a=blobdiff_plain;f=betty%2Fbetty.c;h=2cd287f885825a1a179d5a523993399dee477db6;hp=3b19542792abb64df57cb0bb015519224e3a3543;hb=a409cb5b36482767f766ec9efc5dbecaa2274660;hpb=d6814c7408b23db8a441f731b44d4b638df24c64 diff --git a/betty/betty.c b/betty/betty.c index 3b19542..2cd287f 100644 --- a/betty/betty.c +++ b/betty/betty.c @@ -5,283 +5,169 @@ * */ +/* includes */ #include "betty.h" /* - * functions + * global variables */ -void mmap_init(u8 memtype) { - - MEMMAP=memtype; -} - -void pll_init(void) { - - /* configuration */ - PLLCFG=0x42; // multiplier = 3 (for cclk), dividor = 4 (for f_cco) - PLLCON=0x03; // enable and set as clk source for the lpc - /* feed sequence */ - PLLFEED=0xaa; - PLLFEED=0x55; - /* wait for lock */ - while(!(PLLSTAT&(1<<10))) - continue; -} - -void ext_mem_bank_init(void) { - - BCFG0=0x10000420; // flash 1 - BCFG1=0x00000c42; // lcd - BCFG2=0x10000420; // flash 2 -} - - -void pin_select_init() { - - /* - * a[19:2] -> address lines - */ - - PINSEL2=0x0d6041d4; -} - -void uart0_init(void) { - - /* select pins 0.0 and 0.1 as tx and rx */ - PINSEL0=(PINSEL0&~(0xf))|0x05; // pin select -> tx, rx +const char announce[]="betty - live from flash at 0x80000000! ;)\r\n"; +const char d1_txt[]="betty"; +const char d2_txt[]="- alphablend -"; +u8 contrast; - /* configure uart0 */ - UART0_FCR=0x07; // enable fifo - UART0_LCR=0x83; // set dlab + word length - UART0_DLL=0x04; // br: 38400 @ 10/4 mhz - UART0_DLM=0x00; - UART0_LCR=0x03; // unset dlab -} - -void uart0_send_string(char *txbuf) { - - int i; - - i=0; - - while(txbuf[i]) { - UART0_THR=txbuf[i++]; - /* flush if tx buffer maximum reached */ - if(!(i%16)) - while(!(UART0_LSR&(1<<6))) - continue; - } - - /* flush if \n and \r do not fit in the tx buffer */ - if(i>14) - while(!(UART0_LSR&(1<<6))) - continue; - - UART0_THR='\n'; - UART0_THR='\r'; - - /* flush uart0 anyways */ - while(!(UART0_LSR&(1<<6))) - continue; -} - -void uart0_send_buf16(u16 *buf,int len) { - - int i; - - i=0; - - for(i=0;i>8)&0xff; - } -} - -void uart0_send_buf32(u32 *buf,int len) { +/* + * functions + */ - int i; +#define cc1100_init spi1_init(8,SPI_MASTER,8) - i=0; +void display_string_page(u8 x,u8 p,u8 *s,u8 f,u8 o,u8 sp) { - for(i=0;i>8)&0xff; - UART0_THR=(buf[i]>>16)&0xff; - UART0_THR=(buf[i]>>24)&0xff; + while(*(s)) { + if(x==DISPLAY_DIMX) { + p+=1; + x=o; + } + display_font_page(x,p,(u8 *)default_font+(*(s)<<3),f); + x+=sp; + s++; } } -void uart0_send_byte(u8 send) { - - while(!(UART0_LSR&(1<<5))) - continue; - - UART0_THR=send; -} - -u8 uart0_get_byte(void) { - - u8 rx; - - while(!(UART0_LSR&(1<<0))) - continue; - - rx=UART0_RBR; - - return rx; -} - -void pause(int cnt) { - - while(cnt--) - asm volatile ("nop"); -} - -void init_lcd(u8 s) { - - LCD_CMD=0xe1; // ? - LCD_CMD=0xe2; - pause(48000); - LCD_CMD=0xab; - LCD_CMD=0x27; - LCD_CMD=0x81; - LCD_CMD=0x3f; - LCD_CMD=0x65; - LCD_CMD=0x60; - LCD_CMD=0x1c; - LCD_CMD=0x61; - LCD_CMD=0x0a; - LCD_CMD=0x62; - LCD_CMD=0x75; - LCD_CMD=0x63; - LCD_CMD=0x81; - LCD_CMD=0x90; - LCD_CMD=0x88; - LCD_CMD=0x00; - LCD_CMD=0x89; - LCD_CMD=0x00; - LCD_CMD=0x8a; - LCD_CMD=0x33; - LCD_CMD=0x8b; - LCD_CMD=0x33; - LCD_CMD=0x8c; - LCD_CMD=0x66; - LCD_CMD=0x8d; - LCD_CMD=0x66; - LCD_CMD=0x8e; - LCD_CMD=0x99; - LCD_CMD=0x8f; - LCD_CMD=0x99; - if(s) { - LCD_CMD=0xa1; - LCD_CMD=0xc0; - } - else { - LCD_CMD=0xa0; - LCD_CMD=0xc8; +void input_event(void) { + + /* button test! */ + if(button_get_event(&button)) { + switch(button.key[0]) { + case BUTTON_POWER: + display_logo((u8 *)default_logo); + break; + case BUTTON_DOWN: + if(contrast>0x00) + contrast-=1; + DISPLAY_SET_CONTRAST(contrast); + break; + case BUTTON_UP: + if(contrast<0x3f) + contrast+=1; + DISPLAY_SET_CONTRAST(contrast); + break; + case BUTTON_A: + display_fill_screen(DISPLAY_FILL_W); + break; + case BUTTON_B: + display_fill_screen(DISPLAY_FILL_LG); + break; + case BUTTON_C: + display_fill_screen(DISPLAY_FILL_DG); + break; + case BUTTON_D: + display_fill_screen(DISPLAY_FILL_B); + break; + case BUTTON_1: + display_rectangle_page(4,2,60,5, + DISPLAY_FILL_B,0xff); + break; + case BUTTON_2: + display_rectangle_page(40,5,50,5, + DISPLAY_FILL_LG,0x7f); + break; + case BUTTON_3: + break; + case BUTTON_4: + display_font_page(42,18, + (u8 *)default_font+(0x34<<3), + DISPLAY_FILL_B); + break; + case BUTTON_5: + display_font_page(50,18, + (u8 *)default_font+(0x35<<3), + DISPLAY_FILL_DG); + break; + case BUTTON_6: + display_font_page(58,18, + (u8 *)default_font+(0x36<<3), + DISPLAY_FILL_W); + break; + case BUTTON_7: + break; + case BUTTON_8: + break; + case BUTTON_BETTY: + display_string_page(50,13,(u8 *)d1_txt, + DISPLAY_FILL_B,0,8); + break; + case BUTTON_EXIT: + display_string_page(10,8,(u8 *)d2_txt, + DISPLAY_FILL_B,0,8); + break; + default: + display_clear_screen(); + break; + } } - LCD_CMD=0x2e; - pause(48000); - LCD_CMD=0x2f; - LCD_CMD=0xa4; - LCD_CMD=0xa6; } /* - * spi0 stuff (+ cc1100) + * main function */ -#define SLAVE 0 -#define MASTER 1 - -void spi1_init(u8 width,u8 type,u8 div) { - - if((width<8)|(width>16)) - width=8; - if(width==16) - width=0; - - div&=0xfe; - if(div<8) - div=8; - - S1SPCR=(1<<2)|(width<<8)|(type<<5); - S1SPCCR=div; -} - -#define cc1100_init spi1_init(8,MASTER,8) - -void spi1_send(u16 data) { - - S1SPDR=data; - - while(!(S1SPSR&(1<<7))) - continue; -} - -void bl_init(void) { +int main() { - IODIR0|=(1<<4); -} + /* variables */ + t_button button; -void bl_toggle(void) { + /* system init */ + pll_init(); + pin_init(); + ext_mem_init(); - if(IOPIN0&(1<<4)) - IOCLR0=(1<<4); + /* memory mapping - dirty! */ + if((void *)announce<(void *)FLASH_BANK0) + mmap_init(MEMTYPE_RAM); else - IOSET0=(1<<4); -} - -void bl_on(void) { + mmap_init(MEMTYPE_EXT); + + /* uart init */ + uart0_init(); - IOCLR0=(1<<4); -} + /* display init */ + display_bl_init(); -void bl_off(void) { + /* button init */ + button.mode=BUTTON_INT; + button_init(&button); + button_set_retries(&button,0); - IOSET0=(1<<4); -} + /* flash init */ + flash_init(); -/* - * main function - */ + /* display init */ + display_init(); + contrast=0x38; -int main() { + /* interrupt init */ + interrupt_init(); + interrupt_ext_ir_config(INTERRUPT_EXT3,INTERRUPT_EXT_NOWAKE, + INTERRUPT_EXT_MODE_EDGE, + INTERRUPT_EXT_POLAR_LOW); + interrupt_enable(INTERRUPT_EINT3,INTERRUPT_MODE_VIRQ,0,input_event); - char buf[]="betty - live from flash at 0x80000000! ;)\r\n"; - t_button button; - - pll_init(); - uart0_init(); - ext_mem_bank_init(); - pin_select_init(); - init_lcd(0); - bl_init(); - button_init(&button); - button_set_retries(&button,100); + /* + * start it ... + */ - pause(0xffffff); + /* toggle the display back light */ + display_bl_toggle(); - bl_toggle(); + /* announce */ + uart0_send_string((char *)announce); + while(1) { - pause(0x0fffff); - - /* button test! */ - if(button_get_event(&button)) { - uart0_send_string(buf); - if(button.key[0]==BUTTON_POWER) - bl_toggle(); - } } return 0; } -