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tornado/fw/ben/: add cross-platform testing with the Ben (untested)
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17
tornado/fw/ben/Makefile
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17
tornado/fw/ben/Makefile
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CC = mipsel-openwrt-linux-gcc
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CFLAGS = -g -Wall -I.. -I.
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OBJS = ben.o mmc.o mmc-hw.o
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.PHONY: all ben clean spotless
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vpath %.c ..
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all: ben
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ben: $(OBJS)
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clean:
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rm -f $(OBJS)
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spotless: clean
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rm -f ben
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49
tornado/fw/ben/ben-io.h
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49
tornado/fw/ben/ben-io.h
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/*
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* ben/ben-io.h - I/O helper macros (for cross-platform testing on the Ben)
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*
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* Written 2012 by Werner Almesberger
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* Copyright 2012 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef BEN_IO_H
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#define BEN_IO_H
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#include <stdint.h>
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#define CARD_nPWR (1 << 2) /* PD02 */
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#define CARD_DAT2 (1 << 12) /* PD12 */
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#define CARD_DAT3 (1 << 13) /* PD13 */
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#define CARD_CMD (1 << 8) /* PD08 */
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#define CARD_CLK (1 << 9) /* PD09 */
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#define CARD_DAT0 (1 << 10) /* PD10 */
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#define CARD_DAT1 (1 << 11) /* PD11 */
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#define REG(n) (*(volatile uint32_t *) (ben_mem+(n)))
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#define GPIO(n) REG(0x10000+(n))
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#define PDPIN GPIO(0x300) /* port D pin level */
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#define PDDATS GPIO(0x314) /* port D data set */
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#define PDDATC GPIO(0x318) /* port D data clear */
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#define PDFUNS GPIO(0x344) /* port D function set */
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#define PDFUNC GPIO(0x348) /* port D function clear */
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#define PDDIRS GPIO(0x364) /* port D direction set */
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#define PDDIRC GPIO(0x368) /* port D direction clear */
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#define SET(mask) PDDATS = mask
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#define CLR(mask) PDDATC = mask
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#define OUT(mask) PDDIRS = mask
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#define IN(mask) PDDIRC = mask
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#define PIN(mask) (!!(PDPIN & (mask)))
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extern void *ben_mem;
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#endif /* BEN_IO_H */
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73
tornado/fw/ben/ben.c
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73
tornado/fw/ben/ben.c
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/*
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* ben/ben.c - Cross-platform testing on the Ben Nanonote
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*
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* Written 2012 by Werner Almesberger
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* Copyright 2012 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <sys/mman.h>
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#include "../mmc.h"
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#include "ben-io.h"
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#define SOC_BASE 0x10000000
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#define PAGE_SIZE 4096
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void *ben_mem;
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static void io_setup(void)
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{
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int fd;
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fd = open("/dev/mem", O_RDWR | O_SYNC);
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if (fd < 0) {
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perror("/dev/mem");
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exit(1);
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}
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ben_mem = mmap(NULL, PAGE_SIZE*3*16, PROT_READ | PROT_WRITE,
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MAP_SHARED, fd, SOC_BASE);
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if (ben_mem == MAP_FAILED) {
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perror("mmap");
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exit(1);
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}
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PDDATS = CARD_nPWR;
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PDDIRS = CARD_nPWR;
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PDDIRC = CARD_CMD | CARD_CLK |
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CARD_DAT0 | CARD_DAT1 | CARD_DAT2 | CARD_DAT3;
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PDFUNC = CARD_nPWR | CARD_CMD | CARD_CLK |
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CARD_DAT0 | CARD_DAT1 | CARD_DAT2 | CARD_DAT3;
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}
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int main(void)
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{
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int i;
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io_setup();
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if (!mmc_init()) {
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fprintf(stderr, "mmc_init failed\n");
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exit(1);
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}
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if (!mmc_begin_read(0)) {
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fprintf(stderr, "mmc_begin_read failed\n");
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exit(1);
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}
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for (i = 0; i != MMC_BLOCK; i++)
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printf("%02x%c", mmc_read(), (i & 15) == 15 ? '\n' : ' ');
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mmc_end_read();
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return 0;
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}
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@ -13,10 +13,28 @@
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#include <stdint.h>
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#ifdef AVR
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#define F_CPU 8000000UL
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#include <util/delay.h>
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#include "io.h"
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#else /* AVR */
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#include <unistd.h>
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#include "ben-io.h"
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static inline void _delay_ms(int ms)
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{
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usleep(1000*ms);
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}
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#endif /* !AVR */
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#include "mmc-hw.h"
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