Subversion Repositories Aquarius

/main.srec

/main.map

/startup/sh.x

/startup/crt0.S

/dump

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 +1,1140 @@ +//=============================== +// Monitor Program +//------------------------------- +// for VirtexE Evaluation Board +// May.1 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 utility(void); +unsigned char command(unsigned long *data); +unsigned long get_sformat(void); +unsigned char get_byte_rx_echo(void); +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 uart_tx(unsigned char data); +unsigned char uart_rx(void); +unsigned char uart_rx_echo(void); +void uart_rx_flush(void); +void uart_set_baudrate(void); + +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); + +//============ +// IRQ Handler +//============ +void irq_handler(void) +{ + unsigned char mes_irq[] = "IRQ: Push to RTE"; + + lcd_message(16, mes_irq); + key_wait_off(); + key_wait_on(); + key_wait_off(); +} + +//============ +// NMI Handler +//============ +void nmi_handler(void) +{ + unsigned char mes_nmi[] = "NMI/BRK:Goto Mon"; + + SYS.INTCTL = SYS.INTCTL & 0xfeffffff; // BRK off + + lcd_message(16, mes_nmi); + key_wait_off(); + key_wait_on(); + key_wait_off(); +} + +//============= +// TRAP Handler +//============= +void trap_handler(void) +{ + unsigned char mes_trap[] = "TRAP:Push to RTE"; + + lcd_message(16, mes_trap); + key_wait_off(); + key_wait_on(); + key_wait_off(); +} + +//==================== +// Illegal Instruction +//==================== +void illegal(void) +{ + unsigned char mes_ilgl[] = "Illegal:Goto Mon"; + + lcd_message(16, mes_ilgl); + key_wait_off(); + key_wait_on(); + key_wait_off(); +} + +//============== +// Address Error +//============== +void error(void) +{ + unsigned char mes_error[]= "AdrsErr:Goto Mon"; + + lcd_message(16, mes_error); + key_wait_off(); + key_wait_on(); + key_wait_off(); +} + +//============= +// Main Routine +//============= +void main_sh(void) +{ + unsigned char mes_welcome[] = "SH-2 Monitor v.1"; + unsigned char mes_copyright[] = "(C) 2003 T.Aitch"; + unsigned char mes_memory[] = "Memory--"; + unsigned char mes_run[] = "Run---Good Luck!"; + + unsigned char key; + unsigned long adrs; + unsigned long data; + unsigned long data_edit; + + void (* userfunc)(void); + long i; + + //----------- + // Initialize + //----------- + lcd_init(); + uart_set_baudrate(); + uart_rx_flush(); + key_wait_off(); + + //---------------- + // Welcome Message + //---------------- + lcd_message( 0, mes_welcome); + lcd_message(16, mes_copyright); + for (i = 0 ; i < 2000000 ; i++); + + //---------- + // Clear LCD + //---------- + key_wait_off(); + lcd_erase(0); + lcd_erase(16); + + //---------------- + // Main Event Loop + //---------------- + adrs = 0x00000000; + + while(1) + { + adrs = adrs & 0xfffffffc; + data = * (unsigned long *) adrs; + lcd_pos(0); + lcd_disp_long(adrs); + lcd_disp_long(data); + + lcd_message(16, mes_memory); + + data_edit = data; + key = command(&data_edit); + + switch(key) + { + case KEYUTL: utility(); + break; + case KEYRUN: lcd_message(16, mes_run); + key_wait_off(); + adrs = adrs & 0xfffffffe; + userfunc = (void (*)) adrs; + (* userfunc)(); + break; + case KEYGET: adrs = get_sformat(); + break; + case KEYPUT: break; + case KEYADR: adrs = data_edit; + break; + case KEYINC: adrs = adrs + 4; + break; + case KEYDEC: adrs = adrs - 4; + break; + case KEYDAT: * (unsigned long *) adrs = data_edit; + adrs = adrs + 4; + break; + default: break; + } + } +} + +//**************************************************** +//* * +//* Service Utilities * +//* * +//**************************************************** + +//==================== +// "Utility" Functions +//-------------------- +// Input : none +// Output : none +//==================== +void utility(void) +{ + unsigned char mes_util[] = "BRK-Func Select?"; + unsigned char mes_menu[] = "1:REG 2:BRK SET"; + unsigned char mes_break[] = "Set Break Point."; + unsigned char mes_adrs[] = "Address?"; + unsigned char mes_brkok[] = "Break Accepted. "; + unsigned char mes_brkng[] = "Break Canceled. "; + unsigned char mes_SR[] = "SR :"; + unsigned char mes_PC[] = "PC :"; + unsigned char mes_SP[] = "SP(R15):"; + unsigned char mes_PR[] = "PR :"; + unsigned char mes_R0[] = "R0 :"; + unsigned char mes_R1[] = "R1 :"; + unsigned char mes_R2[] = "R2 :"; + unsigned char mes_R3[] = "R3 :"; + unsigned char mes_R4[] = "R4 :"; + unsigned char mes_R5[] = "R5 :"; + unsigned char mes_R6[] = "R6 :"; + unsigned char mes_R7[] = "R7 :"; + unsigned char mes_R8[] = "R8 :"; + unsigned char mes_R9[] = "R9 :"; + unsigned char mes_R10[] = "R10 :"; + unsigned char mes_R11[] = "R11 :"; + unsigned char mes_R12[] = "R12 :"; + unsigned char mes_R13[] = "R13 :"; + unsigned char mes_R14[] = "R14 :"; + unsigned char mes_R15[] = "R15 :"; + unsigned char mes_MACH[] = "MACH :"; + unsigned char mes_MACL[] = "MACL :"; + unsigned char mes_GBR[] = "GBR :"; + unsigned char mes_VBR[] = "VBR :"; + unsigned char key; + unsigned long adrs; + + lcd_message(0, mes_util); + lcd_message(16, mes_menu); + key_wait_off(); + + key = key_wait_on(); + if (key == KEY1) // Register Watcher + { + key_wait_off(); + lcd_message(0, mes_SR); lcd_disp_long(REG.SR); + lcd_message(16, mes_PC); lcd_disp_long(REG.PC); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_SP); lcd_disp_long(REG.SP); + lcd_message(16, mes_PR); lcd_disp_long(REG.PR); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_R0); lcd_disp_long(REG.R0); + lcd_message(16, mes_R1); lcd_disp_long(REG.R1); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_R2); lcd_disp_long(REG.R2); + lcd_message(16, mes_R3); lcd_disp_long(REG.R3); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_R4); lcd_disp_long(REG.R4); + lcd_message(16, mes_R5); lcd_disp_long(REG.R5); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_R6); lcd_disp_long(REG.R6); + lcd_message(16, mes_R7); lcd_disp_long(REG.R7); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_R8); lcd_disp_long(REG.R8); + lcd_message(16, mes_R9); lcd_disp_long(REG.R9); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_R10); lcd_disp_long(REG.R10); + lcd_message(16, mes_R11); lcd_disp_long(REG.R11); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_R12); lcd_disp_long(REG.R12); + lcd_message(16, mes_R13); lcd_disp_long(REG.R13); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_R14); lcd_disp_long(REG.R14); + lcd_message(16, mes_R15); lcd_disp_long(REG.R15); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_MACH); lcd_disp_long(REG.MACH); + lcd_message(16, mes_MACL); lcd_disp_long(REG.MACL); + key_wait_on(); + key_wait_off(); + lcd_message(0, mes_GBR); lcd_disp_long(REG.GBR); + lcd_message(16, mes_VBR); lcd_disp_long(REG.VBR); + key_wait_on(); + key_wait_off(); + } + else if (key == KEY2) // Break Setting + { + lcd_message(0, mes_break); + lcd_message(16, mes_adrs); + adrs = SYS.BRKADR; + key = command(&adrs); + if (key == KEYDAT) + { + lcd_message(0, mes_brkok); + key_wait_off(); + SYS.BRKADR = adrs; + SYS.INTCTL = SYS.INTCTL | 0x01000000; // BRK on + } + else + { + lcd_message(0, mes_brkng); + key_wait_off(); + SYS.INTCTL = SYS.INTCTL & 0xfeffffff; // BRK off + } + } +} + +//========================================= +// Command Handler +//----------------------------------------- +// Input : data = display long data +// Output : command = input command +// data = input long data +//========================================= +unsigned char command(unsigned long *data) +{ + unsigned char key; + int i; + + lcd_pos(24); + lcd_disp_long(*data); + + lcd_cursor(1); + i = 0; + + do + { + if (i == 0) lcd_pos(24); + + key_wait_off(); + key = key_wait_on(); + if (key <= KEYF) + { + lcd_disp(hex2asc(key)); + *data = (*data & ~((0x0000000F) << ((7-i) * 4))) | (key << ((7-i) * 4)); + } + + i = (i + 1) % 8; + } while (key <= KEYF); + + lcd_cursor(0); + return(key); +} + +//================================================= +// Get S-Format +//------------------------------------------------- +// Input : none +// Output : get_sformat = address of top-record +//================================================= +unsigned long get_sformat(void) +{ + unsigned char mes_get[] = "Get S-Format(S3)"; + unsigned char mes_send[] = "please send....."; + unsigned char mes_receive[] = "-----OK!"; + unsigned char mes_get_error[] = "ERR:Bad S-Format"; + + int topflag; + int endflag; + unsigned char rc; + unsigned char rxdata; + unsigned long adrs; + unsigned long adrs_record; + unsigned long adrs_top = 0; + int count; + unsigned char checksum; + int error; + int i; + + error = 0; + topflag = 1; + endflag = 0; + + uart_rx_flush(); + lcd_message( 0, mes_get); + lcd_message(16, mes_send); + + while(endflag == 0) + { + // + // Wait 'S' character + // + while (uart_rx_echo() != 'S'); + // + // Check Record Type + // + switch(rc = uart_rx_echo()) + { + case '3': //-------- Record of 4 byte length address + case '7': //-------- End of Record + // + // Get Record Length + // + rxdata = get_byte_rx_echo(); + checksum = rxdata; + count = rxdata - 5; + // + // Get Record Address + // + adrs = 0; + for (i = 0 ; i < 4 ; i++) + { + rxdata = get_byte_rx_echo(); + checksum = checksum + rxdata; + adrs = (adrs << 8) + (unsigned long) rxdata; + } + adrs_record = adrs; + if (topflag) + { + adrs_top = adrs; + topflag = 0; + } + // + // Get Record Data and Save to memory + // + while(count > 0) + { + rxdata = get_byte_rx_echo(); + checksum = checksum + rxdata; + * (unsigned char *) adrs = rxdata; + adrs = adrs + 1; + count = count - 1; + } + // + // Check checksum + // + rxdata = get_byte_rx_echo(); + checksum = (~checksum) & 0x0ff; + error = (checksum != rxdata); + // + // Continue ? or Finish ? + // + if (rc == '3') // S3 format + break; + else // S7 format + { + endflag = 1; + break; + } + // + // ignore another Record + // + default : continue; + } + if (error) + { + lcd_message(16, mes_get_error); + rc = key_wait_on(); + break; + } + else + { + lcd_pos(16); + lcd_disp_long(adrs_record); + lcd_message(24, mes_receive); + } + } + return(adrs_top); +} + +//============================================== +// Get Byte from Rx with echo +//---------------------------------------------- +// Input : none +// Output : get_byte_rx_echo = received byte +//============================================== +unsigned char get_byte_rx_echo(void) +{ + unsigned char hex; + + hex = asc2hex(uart_rx_echo()); + hex = (hex << 4) + asc2hex(uart_rx_echo()); + + return(hex); +} + +//============================= +// 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(8); + + return(key); +} + +//=================== +// Wait until Key Off +//------------------- +// Input : none +// Output : none +//=================== +void key_wait_off(void) +{ + while(key_scan() != KEYNONE) waitNms(8); +} + +//=================================== +// 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; + } +} + +//**************************************************** +//* * +//* UART Utilities * +//* * +//**************************************************** + +//============================== +// Send Tx +// ----------------------------- +// Input : data = send data +// Output : none +//============================== +void uart_tx(unsigned char data) +{ + while(UART.UARTCON.BIT.TXF); + UART.BYTE.TX = data; +} + +//==================================== +// Receive RX +// ----------------------------------- +// Input : none +// Output : uart_rx = receive data +//==================================== +unsigned char uart_rx(void) +{ + while(UART.UARTCON.BIT.RXE); + return(UART.BYTE.RX); +} + +//========================================= +// Receive RX with echo to TX +// ---------------------------------------- +// Input : none +// Output : uart_rx_echo = receive data +//========================================= +unsigned char uart_rx_echo(void) +{ + unsigned char data; + + while(UART.UARTCON.BIT.RXE); + data = UART.BYTE.RX; + + while(UART.UARTCON.BIT.TXF); + UART.BYTE.TX = data; + + return(data); +} + +//================== +// Flush RXD FIFO +//------------------ +// Input : none +// Output : none +//================== +void uart_rx_flush(void) +{ + unsigned char dummy; + + while(UART.UARTCON.BIT.RXE == 0) dummy = UART.BYTE.RX; +} + +//============================== +// Set Baud Rate 9600bps +//------------------------------ +// 9600*4=38.4KHz +// 20MHz/38.4KHz=520.8=20*26 +// (BRG0 + 2) = 20, BRG0=18 =0x12 +// (BRG1 + 1) = 26, BRG1=25 =0x19 +// +// 4800*4=19.2KHz +// 20MHz/19.2KHz=1041.7=20*52 +// (BRG0 + 2) = 20, BRG0=18 =0x12 +// (BRG1 + 1) = 52, BRG1=51 =0x33 +// +// 2400*4=9.6KHz +// 20MHz/9.6KHz=2083.3=20*104 +// (BRG0 + 2) = 20, BRG0=18 =0x12 +// (BRG1 + 1) =104, BRG1=103=0x67 +// +// 1200*4=4.8KHz +// 20MHz/4.8KHz=4166.7=20*208 +// (BRG0 + 2) = 20, BRG0=18 =0x12 +// (BRG1 + 1) =208, BRG1=207=0xcf +// +// Input : none +// Output : none +//============================== +void uart_set_baudrate(void) +{ + int i; + unsigned char dummy; + + UART.UARTBG0 = 18; + UART.UARTBG1 = 207; + + for (i = 0; i < 65536; i++) dummy = PORTI.RESERVED_0; +} + +//**************************************************** +//* * +//* LCD Utilities * +//* * +//**************************************************** + +//====================================== +// 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 +1,27 @@ +ELF

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+ 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 long BRKADR; +}; + +struct st_reg +{ + unsigned long SR; + unsigned long PC; + unsigned long SP; + unsigned long PR; + unsigned long R0; + unsigned long R1; + unsigned long R2; + unsigned long R3; + unsigned long R4; + unsigned long R5; + unsigned long R6; + unsigned long R7; + unsigned long R8; + unsigned long R9; + unsigned long R10; + unsigned long R11; + unsigned long R12; + unsigned long R13; + unsigned long R14; + unsigned long R15; + unsigned long MACH; + unsigned long MACL; + unsigned long GBR; + unsigned long VBR; +}; + +#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) +#define REG (*(volatile struct st_reg *)0x00000300) + +//----------- +// 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 + + + +