*
*/
-/*
- * includes
- */
-
-#include "lpc2xxx.h"
+/* includes */
+#include "betty.h"
/*
- * defines
+ * functions
*/
-/* bank 0/2 and boootloader addr/size */
-#define BANK0 0x80000000
-#define BANK2 0x82000000
-#define BANK_SIZE 0x00100000
-#define BOOTLOADER 0x7fffe000
-#define BL_SIZE 0x00002000
-
-/* flash cmd addresses - flash[0-18] <--> arm[1-19]*/
-#define B0F555 (*((volatile unsigned short *)(BANK0|0xaaa))) // 0x555
-#define B0F2AA (*((volatile unsigned short *)(BANK0|0x554))) // 0x2aa
-#define B0F (*((volatile unsigned short *)(BANK0)))
-#define B2F555 (*((volatile unsigned short *)(BANK2|0xaaa))) // 0x555
-#define B2F2AA (*((volatile unsigned short *)(BANK2|0x554))) // 0x2aa
-#define B2F (*((volatile unsigned short *)(BANK2)))
+#define cc1100_init spi1_init(8,SPI_MASTER,8)
/*
- * type definitions
+ * main function
*/
-typedef unsigned char u8;
-typedef unsigned short u16;
-typedef unsigned int u32;
-
- /*
- * functions
- */
-
-void mmap_init(u8 memtype) {
-
- MEMMAP=memtype;
-}
+int main() {
-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;
-}
+ char announce[]="betty - live from flash at 0x80000000! ;)\r\n";
+ t_button button;
+ u8 contrast;
-void ext_mem_bank_init(void) {
+ /* system init */
+ pll_init();
+ pin_init();
+ ext_mem_init();
+
+ /* uart init */
+ uart0_init();
- BCFG0=0x10000420; // flash 1
- BCFG1=0x00000c42; // lcd
- BCFG2=0x10000420; // flash 2
-}
+ /* display init */
+ display_bl_init();
+ /* button init */
+ button_init(&button);
+ button_set_retries(&button,100);
-void pin_select_init() {
+ /* flash init */
+ flash_init();
/*
- * a[19:2] -> address lines
+ * start it ...
*/
- PINSEL2=0x0d6041d4;
-}
-
-void uart0_init(void) {
-
- PINSEL0=0x05; // pin select -> tx, rx
- 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
-}
+ /* display init */
+ display_bl_toggle();
+ display_init();
+ contrast=0x38;
-void uart0_send_string(char *txbuf) {
+ /* pasue again */
- int i;
+ /* announce */
+ uart0_send_string(announce);
- 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<len/2;i++) {
- if(!(i%8))
- while(!(UART0_LSR&(1<<6)))
- continue;
- UART0_THR=buf[i]&0xff;
- UART0_THR=(buf[i]>>8)&0xff;
+ while(1) {
+ pause(0x05ffff);
+
+ /* button test! */
+ if(button_get_event(&button)) {
+ uart0_send_string(announce);
+ 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_draw_rectangle(20,20,40,40,
+ DISPLAY_FILL_B,
+ 0xff);
+ break;
+ case BUTTON_2:
+ display_draw_rectangle(50,50,40,40,
+ DISPLAY_FILL_LG,
+ 0x7f);
+ break;
+ case BUTTON_3:
+ display_draw_font(70,70,
+ (u8 *)default_font+(0x33>>3),
+ DISPLAY_FILL_LG,
+ 0xff);
+ break;
+ default:
+ display_clear_screen();
+ break;
+ }
+ }
}
-}
-
-void uart0_send_buf32(u32 *buf,int len) {
-
- int i;
-
- i=0;
-
- for(i=0;i<len/4;i++) {
- if(!(i%4))
- while(!(UART0_LSR&(1<<6)))
- continue;
- UART0_THR=buf[i]&0xff;
- UART0_THR=(buf[i]>>8)&0xff;
- UART0_THR=(buf[i]>>16)&0xff;
- UART0_THR=(buf[i]>>24)&0xff;
- }
-}
-
-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;
-}
-
-/*
- * main function
- */
-
-int main() {
-
- char buf="betty - live from the flash at 0x80000000! ;)\r\n";
-
- pll_init();
- uart0_init();
- ext_mem_bank_init();
- pin_select_init();
-
- while(1)
- uart0_send_string(buf);
return 0;
}
projects / my-code / arm.git / blobdiff