OpenCores

/main.srec

0,0 → 1,242

/main.map

0,0 → 1,121

/startup/sh.x

0,0 → 1,56

/startup/crt0.S

0,0 → 1,326

/dump

0,0 → 1,4

dump Property changes : Added: svn:executable ## -0,0 +1 ## +* \ No newline at end of property Index: main.s =================================================================== --- main.s (nonexistent) +++ main.s (revision 12) @@ -0,0 +1,638 @@ + .file "main.c" +gcc2_compiled.: +.section .rodata + .align 2 +.LC0: + .string "" + .text + .align 2 + .global _main_sh + .type _main_sh,@function +_main_sh: + mov.l r8,@-r15 + mov.l r14,@-r15 + sts.l pr,@-r15 + add #-28,r15 + mov r15,r14 + mov r14,r1 + mov.l .L10,r2 + mov r14,r1 + mov #17,r3 + mov r15,r7 + mov r1,r4 + mov r2,r5 + mov r3,r6 + mov.l .L11,r8 + jsr @r8 + nop + mov.l r14,@(20,r14) + mov r15,r1 + mov.l .L12,r8 + jsr @r8 + nop + mov r15,r1 + mov.l .L13,r8 + jsr @r8 + nop + mov r15,r1 + mov.w .L14,r2 + mov #0,r4 + mov r2,r5 + mov.l .L15,r8 + jsr @r8 + nop +.L3: + mov.l @(20,r14),r1 + mov.b @r1,r2 + extu.b r2,r1 + tst r1,r1 + bf .L5 + bra .L4 + nop + .align 2 +.L5: + mov r15,r1 + mov.l .L13,r8 + jsr @r8 + nop + mov r15,r2 + mov r14,r1 + add #20,r1 + mov.l @r1,r2 + mov.b @r2,r7 + extu.b r7,r3 + add #1,r2 + mov.l r2,@r1 + mov #1,r4 + mov r3,r5 + mov.l .L15,r8 + jsr @r8 + nop + bra .L3 + nop + .align 2 +.L4: + mov r14,r1 + mov r14,r2 + add #24,r2 + mov #0,r1 + mov.b r1,@r2 +.L6: + bra .L8 + nop + bra .L7 + nop + .align 2 +.L8: + mov r14,r1 + mov r14,r2 + add #24,r2 + mov.b @r2,r1 + extu.b r1,r2 + mov r2,r1 + shlr2 r1 + shlr2 r1 + extu.b r1,r2 + tst r2,r2 + bf .L9 + mov r15,r1 + mov.l .L13,r8 + jsr @r8 + nop + mov r15,r1 + mov.w .L16,r2 + mov #0,r4 + mov r2,r5 + mov.l .L15,r8 + jsr @r8 + nop +.L9: + mov r15,r1 + mov.l .L13,r8 + jsr @r8 + nop + mov r15,r1 + mov r14,r2 + mov r14,r1 + add #24,r1 + mov.b @r1,r2 + mov r2,r3 + add #1,r3 + mov.b r3,@r1 + extu.b r2,r1 + mov #1,r4 + mov r1,r5 + mov.l .L15,r8 + jsr @r8 + nop + bra .L6 + nop + .align 2 +.L7: +.L2: + add #28,r14 + mov r14,r15 + lds.l @r15+,pr + mov.l @r15+,r14 + mov.l @r15+,r8 + rts + nop + .align 1 +.L14: + .short 128 +.L16: + .short 192 +.L17: + .align 2 +.L10: + .long .LC0 +.L11: + .long _memcpy +.L12: + .long _lcdinit +.L13: + .long _lcdready +.L15: + .long _lcdwr +.Lfe1: + .size _main_sh,.Lfe1-_main_sh + .align 2 + .global _lcdready + .type _lcdready,@function +_lcdready: + mov.l r8,@-r15 + mov.l r14,@-r15 + sts.l pr,@-r15 + mov r15,r14 +.L19: + mov r15,r1 + mov #0,r4 + mov.l .L22,r8 + jsr @r8 + nop + mov.w .L23,r1 + and r0,r1 + extu.b r1,r2 + tst r2,r2 + bf .L21 + bra .L20 + nop + .align 2 +.L21: + bra .L19 + nop + .align 2 +.L20: +.L18: + mov r14,r15 + lds.l @r15+,pr + mov.l @r15+,r14 + mov.l @r15+,r8 + rts + nop + .align 1 +.L23: + .short 128 +.L24: + .align 2 +.L22: + .long _lcdrd +.Lfe2: + .size _lcdready,.Lfe2-_lcdready + .align 2 + .global _lcdrd + .type _lcdrd,@function +_lcdrd: + mov.l r14,@-r15 + add #-12,r15 + mov r15,r14 + mov.l r4,@r14 + mov.l .L34,r1 + mov r14,r3 + mov r14,r2 + add #3,r2 + mov r1,r3 + add #2,r1 + mov.b @r2,r3 + mov #1,r2 + and r3,r2 + mov.b @r1,r3 + mov.w .L35,r7 + and r3,r7 + mov r7,r3 + or r2,r3 + mov.b r3,@r1 + mov.l .L34,r1 + mov r1,r2 + add #2,r1 + mov.b @r1,r2 + mov #2,r3 + or r2,r3 + mov.b r3,@r1 + mov.l .L34,r1 + mov r1,r2 + add #2,r1 + mov.b @r1,r2 + mov.w .L36,r3 + and r2,r3 + mov.b r3,@r1 + mov r14,r2 + mov r14,r1 + add #8,r1 + mov.l .L34,r2 + mov.b @r2,r3 + mov.b r3,@r1 + mov r14,r2 + mov r14,r1 + add #8,r1 + mov.l .L34,r2 + mov.b @r2,r3 + mov.b r3,@r1 + mov r14,r2 + mov r14,r1 + add #8,r1 + mov.l .L34,r2 + mov.b @r2,r3 + mov.b r3,@r1 + mov.l .L34,r1 + mov r1,r2 + add #2,r1 + mov.b @r1,r2 + mov #4,r3 + or r2,r3 + mov.b r3,@r1 + mov #0,r1 + mov.l r1,@(4,r14) +.L26: + mov.l @(4,r14),r1 + mov #25,r2 + cmp/gt r2,r1 + bf .L29 + bra .L27 + nop + .align 2 +.L29: + mov r14,r2 + mov r14,r1 + add #8,r1 + mov.l .L34,r2 + mov.b @r2,r3 + mov.b r3,@r1 +.L28: + mov.l @(4,r14),r1 + mov r1,r2 + add #1,r2 + mov.l r2,@(4,r14) + bra .L26 + nop + .align 2 +.L27: + mov r14,r2 + mov r14,r1 + add #9,r1 + mov.l .L34,r3 + mov r3,r2 + add #3,r3 + mov.b @r3,r2 + mov.b r2,@r1 + mov.l .L34,r1 + mov r1,r2 + add #2,r1 + mov.b @r1,r2 + mov.w .L36,r3 + and r2,r3 + mov.b r3,@r1 + mov #0,r1 + mov.l r1,@(4,r14) +.L30: + mov.l @(4,r14),r1 + mov #25,r2 + cmp/gt r2,r1 + bf .L33 + bra .L31 + nop + .align 2 +.L33: + mov r14,r2 + mov r14,r1 + add #8,r1 + mov.l .L34,r2 + mov.b @r2,r3 + mov.b r3,@r1 +.L32: + mov.l @(4,r14),r1 + mov r1,r2 + add #1,r2 + mov.l r2,@(4,r14) + bra .L30 + nop + .align 2 +.L31: + mov r14,r1 + mov r14,r2 + add #9,r2 + mov.b @r2,r3 + extu.b r3,r1 + mov r1,r0 + bra .L25 + nop + .align 2 +.L25: + add #12,r14 + mov r14,r15 + mov.l @r15+,r14 + rts + nop + .align 1 +.L35: + .short 254 +.L36: + .short 251 +.L37: + .align 2 +.L34: + .long -1412628480 +.Lfe3: + .size _lcdrd,.Lfe3-_lcdrd + .align 2 + .global _lcdwr + .type _lcdwr,@function +_lcdwr: + mov.l r14,@-r15 + add #-16,r15 + mov r15,r14 + mov.l r4,@r14 + mov r5,r1 + mov r14,r2 + mov r14,r3 + add #4,r3 + mov.b r1,@r3 + mov.l .L47,r1 + mov r1,r2 + add #3,r1 + mov r14,r2 + mov r14,r3 + add #4,r3 + mov.b @r3,r2 + mov.b r2,@r1 + mov.l .L47,r1 + mov r14,r3 + mov r14,r2 + add #3,r2 + mov r1,r3 + add #2,r1 + mov.b @r2,r3 + mov #1,r2 + and r3,r2 + mov.b @r1,r3 + mov.w .L48,r7 + and r3,r7 + mov r7,r3 + or r2,r3 + mov.b r3,@r1 + mov.l .L47,r1 + mov r1,r2 + add #2,r1 + mov.b @r1,r2 + mov.w .L49,r3 + and r2,r3 + mov.b r3,@r1 + mov.l .L47,r1 + mov r1,r2 + add #2,r1 + mov.b @r1,r2 + mov.w .L50,r3 + and r2,r3 + mov.b r3,@r1 + mov r14,r2 + mov r14,r1 + add #12,r1 + mov.l .L47,r2 + mov.b @r2,r3 + mov.b r3,@r1 + mov r14,r2 + mov r14,r1 + add #12,r1 + mov.l .L47,r2 + mov.b @r2,r3 + mov.b r3,@r1 + mov r14,r2 + mov r14,r1 + add #12,r1 + mov.l .L47,r2 + mov.b @r2,r3 + mov.b r3,@r1 + mov.l .L47,r1 + mov r1,r2 + add #2,r1 + mov.b @r1,r2 + mov #4,r3 + or r2,r3 + mov.b r3,@r1 + mov #0,r1 + mov.l r1,@(8,r14) +.L39: + mov.l @(8,r14),r1 + mov #25,r2 + cmp/gt r2,r1 + bf .L42 + bra .L40 + nop + .align 2 +.L42: + mov r14,r2 + mov r14,r1 + add #12,r1 + mov.l .L47,r2 + mov.b @r2,r3 + mov.b r3,@r1 +.L41: + mov.l @(8,r14),r1 + mov r1,r2 + add #1,r2 + mov.l r2,@(8,r14) + bra .L39 + nop + .align 2 +.L40: + mov.l .L47,r1 + mov r1,r2 + add #2,r1 + mov.b @r1,r2 + mov.w .L50,r3 + and r2,r3 + mov.b r3,@r1 + mov #0,r1 + mov.l r1,@(8,r14) +.L43: + mov.l @(8,r14),r1 + mov #25,r2 + cmp/gt r2,r1 + bf .L46 + bra .L44 + nop + .align 2 +.L46: + mov r14,r2 + mov r14,r1 + add #12,r1 + mov.l .L47,r2 + mov.b @r2,r3 + mov.b r3,@r1 +.L45: + mov.l @(8,r14),r1 + mov r1,r2 + add #1,r2 + mov.l r2,@(8,r14) + bra .L43 + nop + .align 2 +.L44: +.L38: + add #16,r14 + mov r14,r15 + mov.l @r15+,r14 + rts + nop + .align 1 +.L48: + .short 254 +.L49: + .short 253 +.L50: + .short 251 +.L51: + .align 2 +.L47: + .long -1412628480 +.Lfe4: + .size _lcdwr,.Lfe4-_lcdwr + .align 2 + .global _lcdinit + .type _lcdinit,@function +_lcdinit: + mov.l r8,@-r15 + mov.l r14,@-r15 + sts.l pr,@-r15 + add #-4,r15 + mov r15,r14 + mov r15,r1 + mov #0,r4 + mov #48,r5 + mov.l .L61,r8 + jsr @r8 + nop + mov #0,r1 + mov.l r1,@r14 +.L53: + mov.l @r14,r1 + mov.l .L62,r2 + cmp/gt r2,r1 + bf .L55 + bra .L54 + nop + .align 2 +.L56: +.L55: + mov.l @r14,r1 + mov r1,r2 + add #1,r2 + mov.l r2,@r14 + bra .L53 + nop + .align 2 +.L54: + mov r15,r1 + mov #0,r4 + mov #48,r5 + mov.l .L61,r8 + jsr @r8 + nop + mov #0,r1 + mov.l r1,@r14 +.L57: + mov.l @r14,r1 + mov.w .L63,r2 + cmp/gt r2,r1 + bf .L59 + bra .L58 + nop + .align 2 +.L60: +.L59: + mov.l @r14,r1 + mov r1,r2 + add #1,r2 + mov.l r2,@r14 + bra .L57 + nop + .align 2 +.L58: + mov r15,r1 + mov #0,r4 + mov #48,r5 + mov.l .L61,r8 + jsr @r8 + nop + mov r15,r1 + mov.l .L64,r8 + jsr @r8 + nop + mov r15,r1 + mov #0,r4 + mov #56,r5 + mov.l .L61,r8 + jsr @r8 + nop + mov r15,r1 + mov.l .L64,r8 + jsr @r8 + nop + mov r15,r1 + mov #0,r4 + mov #12,r5 + mov.l .L61,r8 + jsr @r8 + nop + mov r15,r1 + mov.l .L64,r8 + jsr @r8 + nop + mov r15,r1 + mov #0,r4 + mov #1,r5 + mov.l .L61,r8 + jsr @r8 + nop + mov r15,r1 + mov.l .L64,r8 + jsr @r8 + nop + mov r15,r1 + mov #0,r4 + mov #6,r5 + mov.l .L61,r8 + jsr @r8 + nop +.L52: + add #4,r14 + mov r14,r15 + lds.l @r15+,pr + mov.l @r15+,r14 + mov.l @r15+,r8 + rts + nop + .align 1 +.L63: + .short 4999 +.L65: + .align 2 +.L61: + .long _lcdwr +.L62: + .long 204999 +.L64: + .long _lcdready +.Lfe5: + .size _lcdinit,.Lfe5-_lcdinit + .ident "GCC: (GNU) 2.95.3 20010315 (release)" Index: main.c =================================================================== --- main.c (nonexistent) +++ main.c (revision 12) @@ -0,0 +1,837 @@ +//=============================== +// Degital Clock using IRQ Timer +//------------------------------- +// for VirtexE Evaluation Board +// Apr.30 2003 Ver.1 +//=============================== + +//====================================================== +// Address Map +//====================================================== +// address sz wt wd device +// 00000000-00001FFF 8K 0 32 ROM (code) +// 00002000-00003DFF 6K 0 32 RAM (data) +// 00003E00-00003FFF 512 0 32 RAM (stack) +// +// 00000000-0000FFFF 64K 0 32 RAM (shadow every 16KB) +// 00010000-0001FFFF 64K 3 32 RAM (shadow every 16KB) +// 00020000-0002FFFF 64K 0 16 RAM (shadow every 16KB) +// 00030000-0003FFFF 64K 3 16 RAM (shadow every 16KB) +// 00040000-ABCCFFFF (shadow RAM) +// ABCD0000-ABCD00FF 256 3 32 PIO (shadow every 4B) +// ABCD0100-ABCD01FF 256 3 32 UART(shadow every 4B) +// ABCD0200-ABCD02FF 256 3 32 SYS (shadow every 8B) +// ABCD0300-FFFBFFFF (shadow RAM) +// FFFC0000-FFFCFFFF 64K 0 32 RAM (shadow every 16KB) +// FFFD0000-FFFDFFFF 64K 3 32 RAM (shadow every 16KB) +// FFFE0000-FFFEFFFF 64K 0 16 RAM (shadow every 16KB) +// FFFF0000-FFFFFFFF 64K 3 16 RAM (shadow every 16KB) +// +//====================================================== +// PORT OUTPUT +//====================================================== +// ABCD0000 : reserved +// 31 30 29 28 27 26 25 24 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | | | | | | | | | +// -----------------------------------------------; +// +// ABCD0001 : KEYYO (Key SCAN Y-axis out) +// 23 22 21 20 19 18 17 16 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | | | | KY4 | KY3 | KY2 | KY1 | KY0 | +// ----------------------------------------------- +// +// ABCD0002 : LCDCON (LCD Control Signal) +// 15 14 13 12 11 10 9 8 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | | | | | | E | R/W | RS | +// ----------------------------------------------- +// +// ABCD0003 : LCDOUT (Write Data to LCD) +// 7 6 5 4 3 2 1 0 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | DW7 | DW6 | DW5 | DW4 | DW3 | DW2 | DW1 | DW0 | +// ----------------------------------------------- +// +//====================================================== +// PORT INPUT +//====================================================== +// ABCD0000 : reserved +// 31 30 29 28 27 26 25 24 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | | | | | | | | | +// -----------------------------------------------; +// +// ABCD0001 : KEYXI (Key SCAN X-axis in) +// 23 22 21 20 19 18 17 16 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | | | | KX4 | KX3 | KX2 | KX1 | KX0 | +// ----------------------------------------------- +// +// ABCD0002 : reserved +// 15 14 13 12 11 10 9 8 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | | | | | | | | | +// ----------------------------------------------- +// +// ABCD0003 : LCDIN (Read Data from LCD) +// 7 6 5 4 3 2 1 0 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 | DR0 | +// ----------------------------------------------- +// +//====================================================== +// UART: SASC (www.opencores.com) +// Simple Asynchronous Serial Communication Device +//====================================================== +// ABCD0100 : UARTBG0 Baud Rate Generator Div0 (R/W) +// 31 30 29 28 27 26 25 24 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | B07 | B06 | B05 | B04 | B03 | B02 | B01 | B00 | +// ----------------------------------------------- +// +// ABCD0101 : UARTBG1 Baud Rate Generator Div1 (R/W) +// 23 22 21 20 19 18 17 16 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | B17 | B16 | B15 | B14 | B13 | B12 | B11 | B10 | +// ----------------------------------------------- +// +// ABCD0102 : UARTCON (TXF=full_o, RXE=empty_o) (R only) +// 15 14 13 12 11 10 9 8 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | | | | | | | TXF | RXE | +// ----------------------------------------------- +// +// ABCD0103 : UARTTXD(W only)/UARTRXD(R only) +// 7 6 5 4 3 2 1 0 +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// | TR7 | TR6 | TR5 | TR4 | TR3 | TR2 | TR1 | TR0 | +// ----------------------------------------------- +// +//====================================================== +// System Controller +// Interrupt and Exception Controller +//====================================================== +// ABCD0200 : INTCTL Interrupt Control (32bit R/W only) +// 31 30 29 28 27 26 25 24 +// ----------------------------------------------- +// |E_NMI|E_IRQ|E_CER|E_DER|E_MRS| |TMRON|BRKON| +// ----------------------------------------------- +// 23 22 21 20 19 18 17 16 +// ----------------------------------------------- +// |ILVL3|ILVL2|ILVL1|ILVL0|IVEC7|IVEC6|IVEC5|IVEC4| +// ----------------------------------------------- +// 15 14 13 12 11 10 9 8 +// ----------------------------------------------- +// |IVEC3|IVEC2|IVEC1|IVEC0|TMR11|TMR10|TMR09|TMR08| +// ----------------------------------------------- +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// |TMR07|TMR06|TMR05|TMR04|TMR03|TMR02|TMR01|TMR00| +// ----------------------------------------------- +// bit31: E_NMI Emulate NMI Interrupt (W only) +// bit30: E_IRQ Emulate IRQ Interrupt (W only) +// bit29: E_CER Emulate CPU Address Error (W only) +// bit28: E_DER Emulate DMA Address Error (W only) +// bit27: E_MRS Emulate Manual Reset (W only) +// bit26: reserved +// bit25: TMRON INTTMR OFF/ON (0:OFF, 1:ON) +// bit24: BRKON Address Break(NMI) OFF/ON (0:OFF, 1:ON) +// bit23: ILVL3 IRQ ILevel 3 +// bit22: ILVL2 IRQ ILevel 2 +// bit21: ILVL1 IRQ ILevel 1 +// bit20: ILVL0 IRQ ILevel 0 +// bit19: IVEC7 IRQ Vector 7 +// bit18: IVEC6 IRQ Vector 6 +// bit17: IVEC5 IRQ Vector 5 +// bit16: IVEC4 IRQ Vector 4 +// bit15: IVEC3 IRQ Vector 3 +// bit14: IVEC2 IRQ Vector 2 +// bit13: IVEC1 IRQ Vector 1 +// bit12: IVEC0 IRQ Vector 0 +// bit11: TMR11 (12 bit interval timer to generate IRQ) +// ... +// bit 0: TMR00 (12 bit interval timer to generate IRQ) +// +// ABCD0204 : BRKADR Break Address (16bit R/W only) +// 15 14 13 12 11 10 9 8 +// ----------------------------------------------- +// |ADR15|ADR14|ADR13|ADR12|ADR11|ADR10|ADR09|ADR08| +// ----------------------------------------------- +// 7 6 5 4 3 2 1 0 +// ----------------------------------------------- +// |ADR07|ADR06|ADR05|ADR04|ADR03|ADR02|ADR01|ADR00| +// ----------------------------------------------- +// bit15: ADR15 Break Address15 +// ... +// bit00: ADR00 Break Address00 +// + +#include "common.h" + +//================= +// Define Functions +//================= +void disp_time(void); +void int_timer(int onoff); +unsigned char command(unsigned char *data); +unsigned char hex2asc(unsigned char hex); +unsigned char asc2hex(unsigned char asc); + +void waitNms(unsigned char n); +unsigned char key_scan(); +unsigned char key_wait_on(void); +void key_wait_off(void); + +void lcd_disp_char(unsigned char data); +void lcd_disp_long(unsigned long data); +void lcd_cursor(unsigned char con); +void lcd_erase(unsigned char pos); +void lcd_message(unsigned char pos, unsigned char *pstr); +void lcd_disp(unsigned char chr); +void lcd_pos(unsigned char pos); +void lcd_ready(void); +unsigned char lcd_rd(int); +void lcd_wr(int, unsigned char); +void lcd_init(void); + +//---------------- +// Global Variables +//---------------- +unsigned char mes_welcome[] = "Interrupt! Clock"; +unsigned char mes_time[] = "Time----"; +unsigned char mes_hour[] = "Input Hour =? "; +unsigned char mes_min[] = "Input Min =? "; +unsigned char mes_sec[] = "Input Sec =? "; +unsigned char hour; +unsigned char min; +unsigned char sec; +unsigned long clock; +unsigned long onesec; +int countup; + +//============ +// IRQ Handler +//============ +void irq_handler(void) +{ + // Timer Interval = 50ns * 2^12 = 50ns * 4096 + // 1sec = 50ns * 2E+07 (0x01312d00) + + // clock onesec + // 00000000 00000000 + // 00000000 01312d00 + // ... + // 01313000 > 01312d00 + // 01313000 01312d00 + 01312d00 + // 01313000 02625A00 + // 00000000 01312A00 + // .... + + if (clock >= onesec) + { + onesec = onesec + 20000000 - clock; + clock = 0; + countup = 1; + } + clock = clock + 4096; +} + +//============ +// NMI Handler +//============ +void nmi_handler(void) +{ +} + +//============= +// TRAP Handler +//============= +void trap_handler(void) +{ +} + +//==================== +// Illegal Instruction +//==================== +void illegal(void) +{ +} + +//============== +// Address Error +//============== +void error(void) +{ +} + +//============= +// Main Routine +//============= +void main_sh(void) +{ + unsigned char key; + + //----------- + // Initialize + //----------- + key_wait_off(); + lcd_init(); + lcd_message(0, mes_welcome); + + hour = 0; + min = 0; + sec = 0; + clock = 0; + onesec = 20000000; + countup = 0; + + disp_time(); + int_timer(1); + + //---------------- + // Main Event Loop + //---------------- + while(1) + { + if (countup) + { + countup = 0; + + sec = sec + 1; + if ((sec % 16) >= 10) sec = sec + 6; + if (sec >= 0x60) sec = 0; + + if (sec == 0) min = min + 1; + if ((min % 16) >= 10) min = min + 6; + if (min >= 0x60) min = 0; + + if ((sec == 0) & (min == 0)) hour = hour + 1; + if ((hour % 16) >= 10) hour = hour + 6; + if (hour >= 0x24) hour = 0; + + disp_time(); + } + + //---------------- + // Adjust Function + //---------------- + if (key_scan() == KEYDAT) + { + waitNms(4); + int_timer(0); + + lcd_message(0, mes_hour); + do + { + key = command(&hour); + } while (hour >= 0x24); + disp_time(); + + lcd_message(0, mes_min); + do + { + key = command(&min); + } while (min >= 0x60); + disp_time(); + + lcd_message(0, mes_sec); + do + { + key = command(&sec); + } while (sec >= 0x60); + disp_time(); + + lcd_message(0, mes_welcome); + + key_wait_off(); + + clock = 0; + onesec = 20000000; + countup = 0; + int_timer(1); + } + } +} + +//**************************************************** +//* * +//* Service Utilities * +//* * +//**************************************************** + +//================== +// Display Time +//------------------ +// Input : none +// Output : none +//================== +void disp_time(void) +{ + lcd_message(16, mes_time); + lcd_disp_char(hour); + lcd_disp(':'); + lcd_disp_char(min); + lcd_disp(':'); + lcd_disp_char(sec); +} + +//======================================== +// Interrupt Timer ON/OFF +//---------------------------------------- +// Input : onoff = timer on(1)/off(0) +// Output : none +//======================================== +void int_timer(int onoff) +{ + if (onoff) + SYS.INTCTL = 0x02140fff; + else + SYS.INTCTL = 0x00040fff; +} + +//========================================= +// Command Handler +//----------------------------------------- +// Input : data = display char +// Output : command = input command +// data = input integer +//========================================= +unsigned char command(unsigned char *data) +{ + unsigned char key; + int i; + + lcd_pos(14); + lcd_disp_char(*data); + + lcd_cursor(1); + i = 0; + + do + { + if (i == 0) lcd_pos(14); + + key_wait_off(); + key = key_wait_on(); + if (key <= KEY9) + { + lcd_disp(hex2asc(key)); + *data = (*data & ~((0x0F) << ((1-i) * 4))) | (key << ((1-i) * 4)); + i = (i + 1) % 2; + } + } while (key != KEYDAT); + + lcd_cursor(0); + return(key); +} + +//============================= +// Convert Hex(nibble) to Ascii +//----------------------------- +// Input : hex (0x00-0x0F) +// Output : hex2asc +//============================= +unsigned char hex2asc(unsigned char hex) +{ + hex = hex & 0x0f; + if (hex <= 0x09) + return(hex + '0'); + else + return(hex - 0x0a + 'A'); +} + +//============================= +// Convert Ascii to Hex(nibble) +//----------------------------- +// Input : asc(0-9, A-F) +// Output : asc2hex +//============================= +unsigned char asc2hex(unsigned char asc) +{ + if (asc <= '9') + return((asc - '0') & 0x0f); + else + return((asc - 'A' + 0x0a) & 0x0f); +} + +//**************************************************** +//* * +//* Key Utilities * +//* * +//**************************************************** + +//=================================== +// Wait until Key On +//----------------------------------- +// Input : none +// Output : key = pushed key code +//=================================== +unsigned char key_wait_on(void) +{ + unsigned char key; + + while((key = key_scan()) == KEYNONE) waitNms(4); + + return(key); +} + +//=================== +// Wait until Key Off +//------------------- +// Input : none +// Output : none +//=================== +void key_wait_off(void) +{ + while(key_scan() != KEYNONE) waitNms(4); +} + +//=================================== +// Key Scan +//----------------------------------- +// Input : none +// Output : key = pushed key code +//=================================== +unsigned char key_scan() +{ + unsigned char keyx4; + unsigned char keyx3; + unsigned char keyx2; + unsigned char keyx1; + unsigned char keyx0; + + PORTO.KEYYO.BYTE = 0xef; // KEYY4 + waitNms(1); + keyx4 = PORTI.KEYXI.BYTE & 0x1f; + + PORTO.KEYYO.BYTE = 0xf7; // KEYY3 + waitNms(1); + keyx3 = PORTI.KEYXI.BYTE & 0x1f; + + PORTO.KEYYO.BYTE = 0xfb; // KEYY2 + waitNms(1); + keyx2 = PORTI.KEYXI.BYTE & 0x1f; + + PORTO.KEYYO.BYTE = 0xfd; // KEYY1 + waitNms(1); + keyx1 = PORTI.KEYXI.BYTE & 0x1f; + + PORTO.KEYYO.BYTE = 0xfe; // KEYY0 + waitNms(1); + keyx0 = PORTI.KEYXI.BYTE & 0x1f; + + switch(keyx4) + { + case 0x17 : return(KEYPUT); + case 0x1b : return(KEYGET); + case 0x1d : return(KEYRUN); + case 0x1e : return(KEYUTL); + } + switch(keyx3) + { + case 0x0f : return(KEYADR); + case 0x17 : return(KEYF); + case 0x1b : return(KEYE); + case 0x1d : return(KEYD); + case 0x1e : return(KEYC); + } + switch(keyx2) + { + case 0x0f : return(KEYINC); + case 0x17 : return(KEYB); + case 0x1b : return(KEYA); + case 0x1d : return(KEY9); + case 0x1e : return(KEY8); + } + switch(keyx1) + { + case 0x0f : return(KEYDEC); + case 0x17 : return(KEY7); + case 0x1b : return(KEY6); + case 0x1d : return(KEY5); + case 0x1e : return(KEY4); + } + switch(keyx0) + { + case 0x0f : return(KEYDAT); + case 0x17 : return(KEY3); + case 0x1b : return(KEY2); + case 0x1d : return(KEY1); + case 0x1e : return(KEY0); + } + return(KEYNONE); +} + +//================== +// Wait n ms +//------------------ +// Input : n ms +// Output : none +//================== +void waitNms(unsigned char n) +{ + int i, j; + unsigned char dummy; + + for (i = 0 ; i < n ; i++) + { + // 1ms = 20000 * 50ns (20MHz) + for (j = 0 ; i <= 10000 ; i++) dummy = PORTI.RESERVED_0; + } +} + +//**************************************************** +//* * +//* LCD Utilities * +//* * +//**************************************************** + +//====================================== +// LCD Display Char Hex data (2 digit) +//-------------------------------------- +// Input : data = display char data +// Output : none +//====================================== +void lcd_disp_char(unsigned char data) +{ + int i; + unsigned char digit; + + for (i = 1 ; i >= 0 ; i--) + { + digit = (unsigned char) (data / (1 << i * 4)) % 0x10; + lcd_disp(hex2asc(digit)); + } +} + +//====================================== +// LCD Display Long Hex data (8 digit) +//-------------------------------------- +// Input : data = display long data +// Output : none +//====================================== +void lcd_disp_long(unsigned long data) +{ + int i; + unsigned char digit; + + for (i = 7 ; i >= 0 ; i--) + { + digit = (unsigned char) (data / (1 << i * 4)) % 0x10; + lcd_disp(hex2asc(digit)); + } +} + +//================================ +// Cursor On/Off +//-------------------------------- +// Input : cur = off(0)/on(1) +// Output : none +//================================ +void lcd_cursor(unsigned char con) +{ + lcd_ready(); + if (con) + lcd_wr(INST, 0x0d); + else + lcd_wr(INST, 0x0c); +} + + +//=============================== +// Erase 1 line from the position +//------------------------------- +// Input : pos = position +// 1st line = 00-15 +// 2nd line = 16-31 +// Ouput : none +//=============================== +void lcd_erase(unsigned char pos) +{ + int i; + + lcd_pos(pos); + for (i = 0; i < 16; i++) lcd_disp(' '); +} + +//======================================== +// Print a Message from Current Position +//---------------------------------------- +// Input : pstr = message top address +// Outpur : none +//======================================== +void lcd_message(unsigned char pos, unsigned char *pstr) +{ + unsigned char *pmessage; + + lcd_pos(pos); + pmessage = pstr; + while (*pmessage) lcd_disp(*pmessage++); +} + +//========================================== +// Display One Character on Current Position +//------------------------------------------ +// Input : chr = display charcter +// Output : none +//========================================== +void lcd_disp(unsigned char chr) +{ + lcd_ready(); + lcd_wr(DATA, chr); +} + +//================================ +// Set LCD Display Position +//-------------------------------- +// Input : pos = position +// 1st line = 00-15 +// 2nd line = 16-31 +// Ouput : none +//================================ +void lcd_pos(unsigned char pos) +{ + unsigned char phypos; + + phypos = pos % 32; + if (phypos >= 16) + phypos = (phypos - 16) + 64; + phypos = phypos | 0x80; + + lcd_ready(); + lcd_wr(INST, phypos); +} + +//===================== +// Wait until LCD ready +//--------------------- +// Input : none +// Output : none +//===================== +void lcd_ready(void) +{ + while ((lcd_rd(INST) & 0x80) == 0x80); +} + +//================================= +// LCD Read +//--------------------------------- +// Input : rs (0=Instr,1=Data) +// Output : lcd_rd (Read Data) +//================================= +unsigned char lcd_rd(int rs) +{ + int i; + unsigned char dummy; + unsigned char data; + + PORTO.LCDCON.BYTE = 0x02 | (rs & 0x01); + + // wait 60ns = 2cyc@20MHz + dummy = PORTI.RESERVED_0; + dummy = PORTI.RESERVED_0; + + + PORTO.LCDCON.BYTE = 0x06 | (rs & 0x01); + + // wait 500ns = 10cyc@20MHz + for (i = 0 ; i <= 10 ; i++) dummy = PORTI.RESERVED_0; + + data = PORTI.LCDIN; + + PORTO.LCDCON.BYTE = 0x02 | (rs & 0x01); + + // wait 500ns = 10cyc@20MHz + for (i = 0 ; i <= 10 ; i++) dummy = PORTI.RESERVED_0; + + return(data); +} + +//================================= +// LCD Write +//--------------------------------- +// Input : rs (0=Instr,1=Data) +// wd (Write Data) +// Output : none +//================================= +void lcd_wr(int rs, unsigned char wd) +{ + int i; + unsigned char dummy; + + PORTO.LCDOUT = wd; + + PORTO.LCDCON.BYTE = 0x00 | (rs & 0x01); + + // wait 60ns = 2cyc@20MHz + dummy = PORTI.RESERVED_0; + dummy = PORTI.RESERVED_0; + + PORTO.LCDCON.BYTE = 0x04 | (rs & 0x01); + + // wait 500ns = 10cyc@20MHz + for (i = 0 ; i <= 10 ; i++) dummy = PORTI.RESERVED_0; + + PORTO.LCDCON.BYTE = 0x00 | (rs & 0x01); + + // wait 500ns = 10cyc@20MHz + for (i = 0 ; i <= 10 ; i++) dummy = PORTI.RESERVED_0; +} + +//================== +// LCD Initialize +//------------------ +// Input : none +// Output : none +//================== +void lcd_init(void) +{ + int i; + unsigned char dummy; + + lcd_wr(INST, 0x30); + + // wait 4100us=82000cyc@20MHz + for (i = 0 ; i < 82000 ; i++) dummy = PORTI.RESERVED_0; + + lcd_wr(INST, 0x30); + + // wait 100us=2000cyc@20MHz + for (i = 0 ; i < 2000 ; i++) dummy = PORTI.RESERVED_0; + + lcd_wr(INST, 0x30); + + // set function (8bit, 2lines) + lcd_ready(); + lcd_wr(INST, 0x38); + + // display (disp on, cursor off, blink off) + lcd_ready(); + lcd_wr(INST, 0x0c); + + // clear + lcd_ready(); + lcd_wr(INST, 0x01); + + // entry mode (increment, no-shift) + lcd_ready(); + lcd_wr(INST, 0x06); +} + +//=============== +// End of Program +//=============== Index: main.elf =================================================================== --- main.elf (nonexistent) +++ main.elf (revision 12) @@ -0,0 +1,20 @@ +ELF* 4�4 (� ��$@$@! !.! !.!.!.!.!8!.!.!.!.!.!.!.!.!.!.!.!.!.!.!.!.!.!.!.!.!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!�!��@ ѿ`@+_п@ �� OO#OOO"/�/�/�/�/�/�/�/v/f/V/F/6/&//г@ `�a�b�c�d�e�f�g�h�i�j�k�l�m�n�O&OOO'O+ OO#OOO"/�/�/�/�/�/�/�/v/f/V/F/6/&//О@ `�a�b�c�d�e�f�g�h�i�j�k�l�m�n�O&OOO'O+ OO#OOO"/�/�/�/�/�/�/�/v/f/V/F/6/&//Ј@ `�a�b�c�d�e�f�g�h�i�j�k�l�m�n�O&OOO'O+ �H.�H�H�� $� $�$�$�$@$� /��brcb22� n�� +23(&2�'��"ar�1,'o�n� //��//�n�o�n�/�n�o�n�/�n�o�n�/�n�o�n�/��Y/�/�/�/�/�/�O"An��UA �T�UA��T�! �T! �T! �T�#"�S�T#�T!"�TA �SA��Pa�!�E�,R�Iap� q`�0f�'q'ap�_a1F�'Pap!��>a q"�2�A�&�J�� +6 HJ .�.�.�/> +�� $%>,! 7!.C! N!.V!.^!8c!�i!�o!�u!�{!��!��!��!��!��$(�!&�$$�$,�$0�$4�$8�$ �$��$@��%.��*.2.Z;.zE.��I,�T,t|^.� h+|<q/x.�.��'��/�.��.��'��/�)�0�$� +�*�8�'�.�/�$��*X +&�(&��+� ).�2$@D?-xJ/O,(LW*�0b+�Pj$� +x.��.��.��.��/�&``�.��$� +�/�.�(D��$� +�.��*\X%>.�/(,&.�3+P,=+4./startup/crt0.S_vector_top_start_stack_gnrl_ilgl_unexpected_slot_ilgl_cpuerr_dmaerr_nmi_trap_irq0_irq1_irq2_irq3_irq4_irq5_irq6_irq7_pillegal_restart_pvector_top_perror_pnmi_handler_pirq_handler_ptrap_handler_pmain_sh_endless*ABS*main.cgcc2_compiled.libgcc1.Sdiv0longwayshortwayvshortwayret___ashlsi3_lcd_init_mes_time_lcd_pos_clock_etext__idata_end_asc2hex_bss_start_sdata_mes_min_hex2asc_min_waitNms_nmi_handler_lcd_cursor_key_wait_on_hour_main_sh_lcd_disp_char_int_timer_command_lcd_ready___dtors_irq_handler___sdivsi3_sec_lcd_wr_lcd_erase_lcd_rd_trap_handler___ctors_end_mes_hour_mes_sec___ctors_countup_disp_time_edata_error_end___udivsi3_key_scan_illegal__idata_start_lcd_disp_long_mes_welcome_onesec_key_wait_off___dtors_end_lcd_disp_lcd_message \ No newline at end of file Index: Makefile =================================================================== --- Makefile (nonexistent) +++ Makefile (revision 12) @@ -0,0 +1,76 @@ +#======================================== +# SuperH (SH-2) C Compiler Makefile +#---------------------------------------- +# Rev.1 March 21, 2003 by Thorn Aitch +#======================================== + +#------------- +# Command Path +#------------- +CMD_PATH = /usr/local/bin +CC = $(CMD_PATH)/sh-elf-gcc +OBJCOPY = $(CMD_PATH)/sh-elf-objcopy +SIZE = $(CMD_PATH)/sh-elf-size + +#------------- +# Output Files +#------------- +TARGET = main.srec +TARGET_ELF = main.elf +MAP_FILE = $(TARGET_ELF:.elf=.map) + +OUTPUT_FORMAT = srec --srec-forceS3 + +#------------------------- +# Compile and Link Options +#------------------------- +INCLUDES = -I./include +#CFLAGS = -m2 -g -Os $(INCLUDES) -Wall +CFLAGS = -m2 -Os $(INCLUDES) -Wall + +LDSCRIPT = startup/sh.x + +LDFLAGS = -m2 -T $(LDSCRIPT) -O3 -nostartfiles -Wl,-Map,$(MAP_FILE) + +#------------ +# Input Files +#------------ +STARTUP = crt0.S +LIBS = +SRCS = main.c +OBJS = $(STARTUP:.S=.o) $(LIBS:.c=.o) $(SRCS:.c=.o) + +#--------------- +# Make Operation +#--------------- +$(TARGET) : $(TARGET_ELF) + $(OBJCOPY) -v -O $(OUTPUT_FORMAT) $(TARGET_ELF) $(TARGET) + +$(TARGET_ELF) : $(OBJS) + $(CC) $(LDFLAGS) $(OBJS) -o $(TARGET_ELF) + $(SIZE) -Ax $(TARGET_ELF) + +$(OBJS) : Makefile + +clean : + rm -f *.o $(TARGET) $(TARGET_ELF) $(MAP_FILE) + +%.o : %.c + $(CC) -c $(CFLAGS) $< + +%.o : %.S + $(CC) -c $(CFLAGS) $< + +%.o : %.s + $(CC) -c $(CFLAGS) $< + +#------------------- +# Header and Startup +#------------------- +vpath %.h ./include +vpath %.S ./startup + +#------------------ +# Source and Object +#------------------ +main.o : main.c Index: common.h =================================================================== --- common.h (nonexistent) +++ common.h (revision 12) @@ -0,0 +1,131 @@ +//=============================== +// C Source Header +//------------------------------- +// for VirtexE Evaluation Board +// Apr.19 2003 Ver.1 +//=============================== + +//-------------------------- +// Peripheral I/O definition +//-------------------------- +struct st_porto +{ + unsigned char RESERVED_0; + union + { + unsigned char BYTE; + struct + { + unsigned char :3; + unsigned char KY4:1; + unsigned char KY3:1; + unsigned char KY2:1; + unsigned char KY1:1; + unsigned char KY0:1; + } BIT; + } KEYYO; + union + { + unsigned char BYTE; + struct + { + unsigned char :5; + unsigned char E :1; + unsigned char RW:1; + unsigned char RS:1; + } BIT; + } LCDCON; + unsigned char LCDOUT; +}; + +struct st_porti +{ + unsigned char RESERVED_0; + union + { + unsigned char BYTE; + struct + { + unsigned char :3; + unsigned char KX4:1; + unsigned char KX3:1; + unsigned char KX2:1; + unsigned char KX1:1; + unsigned char KX0:1; + } BIT; + } KEYXI; + unsigned char RESERVED_2; + unsigned char LCDIN; +}; + +struct st_uart +{ + unsigned char UARTBG0; + unsigned char UARTBG1; + union + { + unsigned char BYTE; + struct + { + unsigned char :6; + unsigned char TXF:1; + unsigned char RXE:1; + } BIT; + } UARTCON; + union + { + unsigned char TX; + unsigned char RX; + } BYTE; +}; + +struct st_sys +{ + unsigned long INTCTL; + unsigned short BRKADR; +}; + + +#define PORTO (*(volatile struct st_porto *)0xabcd0000) +#define PORTI (*(volatile struct st_porti *)0xabcd0000) +#define UART (*(volatile struct st_uart *)0xabcd0100) +#define SYS (*(volatile struct st_sys *)0xabcd0200) + +//----------- +// LCD Access +//----------- +#define INST 0 +#define DATA 1 + +//--------- +// Key Code +//--------- +#define KEY0 0 +#define KEY1 1 +#define KEY2 2 +#define KEY3 3 +#define KEY4 4 +#define KEY5 5 +#define KEY6 6 +#define KEY7 7 +#define KEY8 8 +#define KEY9 9 +#define KEYA 10 +#define KEYB 11 +#define KEYC 12 +#define KEYD 13 +#define KEYE 14 +#define KEYF 15 +#define KEYUTL 16 +#define KEYRUN 17 +#define KEYGET 18 +#define KEYPUT 19 +#define KEYADR 20 +#define KEYINC 21 +#define KEYDEC 22 +#define KEYDAT 23 +#define KEYNONE 255 + + + +

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