1 files changed, 0 insertions, 1280 deletions

diff --git a/firmware/test/i2c/main.c b/firmware/test/i2c/main.c
deleted file mode 100644
index 990369eae8..0000000000
--- a/firmware/test/i2c/main.c
+++ /dev/null
@@ -1,1280 +0,0 @@
-/***************************************************************************
-
- *             __________               __   ___.
-
- *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
-
- *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
-
- *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
-
- *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
-
- *                     \/            \/     \/    \/            \/
-
- * $Id$
-
- *
-
- * Copyright (C) 2002 by Linus Nielsen Feltzing
-
- *
-
-
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
-
- *
-
- * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
-
- * KIND, either express or implied.
-
- *
-
- ****************************************************************************/
-
-#include <stdio.h>
-
-#include <stdlib.h>
-
-#include <stdbool.h>
-
-#include <string.h>
-
-#include "i2c.h"
-
-#include "mas35xx.h"
-
-#include "dac3550a.h"
-
-#include "sh7034.h"
-
-#include "system.h"
-
-#include "debug.h"
-
-#include "kernel.h"
-
-#include "thread.h"
-
-#include "ata.h"
-
-#include "disk.h"
-
-#include "fat.h"
-
-#include "file.h"
-
-#include "dir.h"
-
-#include "panic.h"
-
-
-
-#ifndef MIN
-
-#define MIN(a, b) (((a)<(b))?(a):(b))
-
-#endif
-
-
-
-#define MPEG_PLAY         1
-
-#define MPEG_STOP         2
-
-#define MPEG_PAUSE        3
-
-#define MPEG_RESUME       4
-
-#define MPEG_NEED_DATA    100
-
-
-
-#define MP3_LOW_WATER 0x30000
-
-#define MP3_CHUNK_SIZE 0x20000
-
-
-
-unsigned int bass_table[] =
-
-{
-
-    0,
-
-    0x800,   /* 1dB */
-
-    0x10000, /* 2dB */
-
-    0x17c00, /* 3dB */
-
-    0x1f800, /* 4dB */
-
-    0x27000, /* 5dB */
-
-    0x2e400, /* 6dB */
-
-    0x35800, /* 7dB */
-
-    0x3c000, /* 8dB */
-
-    0x42800, /* 9dB */
-
-    0x48800, /* 10dB */
-
-    0x4e400, /* 11dB */
-
-    0x53800, /* 12dB */
-
-    0x58800, /* 13dB */
-
-    0x5d400, /* 14dB */
-
-    0x61800  /* 15dB */
-
-};
-
-
-
-unsigned int treble_table[] =
-
-{
-
-    0,
-
-    0x5400,  /* 1dB */
-
-    0xac00,  /* 2dB */
-
-    0x10400, /* 3dB */
-
-    0x16000, /* 4dB */
-
-    0x1c000, /* 5dB */
-
-    0x22400, /* 6dB */
-
-    0x28400, /* 7dB */
-
-    0x2ec00, /* 8dB */
-
-    0x35400, /* 9dB */
-
-    0x3c000, /* 10dB */
-
-    0x42c00, /* 11dB */
-
-    0x49c00, /* 12dB */
-
-    0x51800, /* 13dB */
-
-    0x58400, /* 14dB */
-
-    0x5f800  /* 15dB */
-
-};
-
-
-
-unsigned char fliptable[] =
-
-{
-
-    0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 
-
-    0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0, 
-
-    0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8, 
-
-    0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8, 
-
-    0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, 
-
-    0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4, 
-
-    0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec, 
-
-    0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc, 
-
-    0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, 
-
-    0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2, 
-
-    0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea, 
-
-    0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa, 
-
-    0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6, 
-
-    0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6, 
-
-    0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, 
-
-    0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe, 
-
-    0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1, 
-
-    0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1, 
-
-    0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, 
-
-    0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9, 
-
-    0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5, 
-
-    0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5, 
-
-    0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, 
-
-    0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd, 
-
-    0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3, 
-
-    0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3, 
-
-    0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, 
-
-    0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb, 
-
-    0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7, 
-
-    0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7, 
-
-    0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, 
-
-    0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff
-
-};
-
-
-
-extern unsigned int stack[];
-
-/* Place the MP3 data right after the stack */
-
-
-
-#define MP3BUF_LEN 0x100000 /* 1 Mbyte */
-
-
-
-unsigned char *mp3buf = (unsigned char *)stack;
-
-
-
-char *tracks[100];
-
-int num_tracks;
-
-
-
-int mp3buf_write;
-
-int mp3buf_read;
-
-int last_dma_chunk_size;
-
-
-
-bool dma_on;  /* The DMA is active */
-
-bool playing; /* We are playing an MP3 stream */
-
-bool filling; /* We are filling the buffer with data from disk */
-
-
-
-struct event_queue mpeg_queue SHAREDBSS_ATTR;
-
-
-
-static void mas_poll_start(unsigned int interval_in_ms);
-
-void mpeg_thread(void);
-
-
-
-void reset_mp3_buffer(void)
-
-{
-
-    mp3buf_read = 0;
-
-    mp3buf_write = 0;
-
-}
-
-
-
-void setup_sci0(void)
-
-{
-
-    /* PB15 is I/O, PB14 is IRQ6, PB12 is SCK0 */
-
-    PBCR1 = (PBCR1 & 0x0cff) | 0x1200;
-
-    
-
-    /* Set PB12 to output */
-
-    PBIOR |= 0x1000;
-
-
-
-    /* Disable serial port */
-
-    SCR0 = 0x00;
-
-
-
-    /* Synchronous, no prescale */
-
-    SMR0 = 0x80;
-
-
-
-    /* Set baudrate 1Mbit/s */
-
-    BRR0 = 0x03;
-
-
-
-    /* use SCK as serial clock output */
-
-    SCR0 = 0x01;
-
-
-
-    /* Clear FER and PER */
-
-    SSR0 &= 0xe7;
-
-
-
-    /* Set interrupt ITU2 and SCI0 priority to 0 */
-
-    IPRD &= 0x0ff0;
-
-
-
-    /* set IRQ6 and IRQ7 to edge detect */
-
-    ICR |= 0x03;
-
-
-
-    /* set PB15 and PB14 to inputs */
-
-    PBIOR &= 0x7fff;
-
-    PBIOR &= 0xbfff;
-
-
-
-    /* set IRQ6 prio 8 and IRQ7 prio 0 */
-
-    IPRB = ( IPRB & 0xff00 ) | 0x0080;
-
-
-
-    /* Enable End of DMA interrupt at prio 8 */
-
-    IPRC = (IPRC & 0xf0ff) | 0x0800;
-
-    
-
-    /* Enable Tx (only!) */
-
-    SCR0 |= 0x20;
-
-}
-
-
-
-
-
-void init_dma(void)
-
-{
-
-    SAR3 = (unsigned int) mp3buf + mp3buf_read;
-
-    DAR3 = 0x5FFFEC3;
-
-    CHCR3 &= ~0x0002; /* Clear interrupt */
-
-    CHCR3 = 0x1504; /* Single address destination, TXI0, IE=1 */
-
-    last_dma_chunk_size = MIN(65536, mp3buf_write - mp3buf_read);
-
-    DTCR3 = last_dma_chunk_size & 0xffff;
-
-    DMAOR = 0x0001; /* Enable DMA */
-
-    CHCR3 |= 0x0001; /* Enable DMA IRQ */
-
-}
-
-
-
-void start_dma(void)
-
-{
-
-    SCR0 |= 0x80;
-
-    dma_on = true;
-
-}
-
-
-
-void stop_dma(void)
-
-{
-
-    SCR0 &= 0x7f;
-
-    dma_on = false;
-
-}
-
-
-
-void dma_tick(void)
-
-{
-
-    /* Start DMA if it isn't running */
-
-    if(playing && !dma_on)
-
-    {
-
-        if(PBDR & 0x4000)
-
-        {
-
-            if(!(SCR0 & 0x80))
-
-                start_dma();
-
-        }
-
-    }
-
-}
-
-
-
-void bitswap(unsigned char *data, int length)
-
-{
-
-    int i;
-
-    for(i = 0;i < length;i++)
-
-    {
-
-        data[i] = fliptable[data[i]];
-
-    }
-
-}
-
-
-
-int main(void)
-
-{
-
-    char buf[40];
-
-    char str[32];
-
-    int i=0;
-
-    DIR *d;
-
-    struct dirent *dent;
-
-    char *tmp;
-
-    int volume, bass, treble;
-
-    unsigned short frame_count;
-
-    
-
-    /* Clear it all! */
-
-    SSR1 &= ~(SCI_RDRF | SCI_ORER | SCI_PER | SCI_FER);
-
-
-
-    /* This enables the serial Rx interrupt, to be able to exit into the
-
-       debugger when you hit CTRL-C */
-
-    SCR1 |= 0x40;
-
-    SCR1 &= ~0x80;
-
-
-
-    IPRE |= 0xf000; /* Highest priority */
-
-
-
-    i2c_init();
-
-
-
-    dma_on = true;
-
-    
-
-    kernel_init();
-
-
-
-    enable_irq();
-
-
-
-    setup_sci0();
-
-
-
-    i=mas_readmem(MAS_BANK_D1,0xff6,(unsigned long*)buf,2);
-
-    if (i) {
-
-        debugf("Error - mas_readmem() returned %d\n", i);
-
-        while(1);
-
-    }
-
-
-
-    i = buf[0] | buf[1] << 8;
-
-    debugf("MAS version: %x\n", i);
-
-    i = buf[4] | buf[5] << 8;
-
-    debugf("MAS revision: %x\n", i);
-
-
-
-    i=mas_readmem(MAS_BANK_D1,0xff9,(unsigned long*)buf,7);
-
-    if (i) {
-
-        debugf("Error - mas_readmem() returned %d\n", i);
-
-        while(1);
-
-    }
-
-
-
-    for(i = 0;i < 7;i++)
-
-    {
-
-        str[i*2+1] = buf[i*4];
-
-        str[i*2] = buf[i*4+1];
-
-    }
-
-    str[i*2] = 0;
-
-    debugf("Description: %s\n", str);
-
-
-
-    i=mas_writereg(0x3b, 0x20);
-
-    if (i < 0) {
-
-        debugf("Error - mas_writereg() returned %d\n", i);
-
-        while(1);
-
-    }
-
-
-
-    i = mas_run(1);
-
-    if (i < 0) {
-
-        debugf("Error - mas_run() returned %d\n", i);
-
-        while(1);
-
-    }
-
-
-
-    i = ata_init();
-
-    debugf("ata_init() returned %d\n", i);
-
-
-
-    i = disk_init();
-
-    debugf("disk_init() returned %d\n", i);
-
-
-
-    debugf("part[0] starts at sector %d\n", part[0].start);
-
-    
-
-    i = fat_mount(IF_MV(0,) IF_MD(0,) part[0].start);
-
-    debugf("fat_mount() returned %d\n", i);
-
-
-
-    num_tracks = 0;
-
-    if((d = opendir("/")))
-
-    {
-
-        while((dent = readdir(d)))
-
-        {
-
-            debugf("%s\n", dent->d_name);
-
-            i = strlen(dent->d_name);
-
-            tmp = dent->d_name + i - 4;
-
-            debugf("%s\n", tmp);
-
-            if(!stricmp(tmp, ".mp3"))
-
-            {
-
-                tmp = malloc(i+1);
-
-                if(tmp)
-
-                {
-
-                    debugf("Adding track %s\n", dent->d_name);
-
-                    snprintf(tmp, i+1, "/%s", dent->d_name);
-
-                    tracks[num_tracks++] = tmp;
-
-                }
-
-                else
-
-                {
-
-                    panicf("Out of memory\n");
-
-                }
-
-            }
-
-        }
-
-        closedir(d);
-
-    }
-
-
-
-    debugf("Number of tracks: %d\n");
-
-
-
-    queue_init(&mpeg_queue);
-
-
-
-    create_thread(mpeg_thread, stack - 0x2000, 0x4000, 0);
-
-
-
-    mas_poll_start(2);
-
-    
-
-    debugf("let's play...\n");
-
-
-
-    queue_post(&mpeg_queue, MPEG_PLAY, 0);
-
-
-
-    volume = 0x2c;
-
-
-
-    if(dac_config(0x04) < 0)
-
-        debugf("DAC write failed\n");
-
-
-
-    if(dac_volume(volume) < 0)
-
-        debugf("DAC write failed\n");
-
-
-
-    bass = 12;
-
-    treble = 8;
-
-    
-
-    mas_writereg(MAS_REG_KPRESCALE, 0xe9400);
-
-    mas_writereg(MAS_REG_KBASS, bass_table[bass]);
-
-    mas_writereg(MAS_REG_KTREBLE, treble_table[treble]);
-
-    
-
-    while(1)
-
-    {
-
-        sleep(HZ*4);
-
-    }
-
-}
-
-
-
-void IRQ6(void) __attribute__((interrupt_handler));
-
-void IRQ6(void)
-
-{
-
-    stop_dma();
-
-}
-
-
-
-void DEI3(void) __attribute__((interrupt_handler));
-
-void DEI3(void)
-
-{
-
-    int unplayed_space_left;
-
-    int space_until_end_of_buffer;
-
-
-
-    if(playing)
-
-    {
-
-        mp3buf_read += last_dma_chunk_size;
-
-        if(mp3buf_read >= MP3BUF_LEN)
-
-            mp3buf_read = 0;
-
-    
-
-        unplayed_space_left = mp3buf_write - mp3buf_read;
-
-        if(unplayed_space_left < 0)
-
-            unplayed_space_left = MP3BUF_LEN + unplayed_space_left;
-
-
-
-        space_until_end_of_buffer = MP3BUF_LEN - mp3buf_read;
-
-        
-
-        if(!filling && unplayed_space_left < MP3_LOW_WATER)
-
-        {
-
-            queue_post(&mpeg_queue, MPEG_NEED_DATA, 0);
-
-        }
-
-        
-
-        if(unplayed_space_left)
-
-        {
-
-            last_dma_chunk_size = MIN(65536, unplayed_space_left);
-
-            last_dma_chunk_size = MIN(last_dma_chunk_size, space_until_end_of_buffer);
-
-            DTCR3 = last_dma_chunk_size & 0xffff;
-
-            SAR3 = (unsigned int)mp3buf + mp3buf_read;
-
-        }
-
-        else
-
-        {
-
-            debugf("No more MP3 data. Stopping.\n");
-
-            CHCR3 = 0; /* Stop DMA interrupt */
-
-        }
-
-    }
-
-
-
-    CHCR3 &= ~0x0002; /* Clear DMA interrupt */
-
-}
-
-
-
-static void mas_poll_start(unsigned int interval_in_ms)
-
-{
-
-    unsigned int count;
-
-
-
-    count = FREQ / 1000 / 8 * interval_in_ms;
-
-
-
-    if(count > 0xffff)
-
-    {
-
-        panicf("Error! The MAS poll interval is too long (%d ms)\n",
-
-               interval_in_ms);
-
-        return;
-
-    }
-
-    
-
-    /* We are using timer 1 */
-
-    
-
-    TSTR &= ~0x02; /* Stop the timer */
-
-    TSNC &= ~0x02; /* No synchronization */
-
-    TMDR &= ~0x02; /* Operate normally */
-
-
-
-    TCNT1 = 0;   /* Start counting at 0 */
-
-    GRA1 = count;
-
-    TCR1 = 0x23; /* Clear at GRA match, sysclock/8 */
-
-
-
-    /* Enable interrupt on level 2 */
-
-    IPRC = (IPRC & ~0x000f) | 0x0002;
-
-    
-
-    TSR1 &= ~0x02;
-
-    TIER1 = 0xf9; /* Enable GRA match interrupt */
-
-
-
-    TSTR |= 0x02; /* Start timer 2 */
-
-}
-
-
-
-void IMIA1(void) __attribute__((interrupt_handler));
-
-void IMIA1(void)
-
-{
-
-    dma_tick();
-
-    TSR1 &= ~0x01;
-
-}
-
-
-
-int track_index = 0;
-
-char *peek_next_track(int index)
-
-{
-
-    if(track_index < num_tracks)
-
-        return tracks[track_index+index];
-
-    else
-
-        return NULL;
-
-}
-
-
-
-void next_track(void)
-
-{
-
-    track_index++;
-
-}
-
-
-
-int mpeg_file = -1;
-
-
-
-int new_file(void)
-
-{
-
-    char *trackname;
-
-
-
-    trackname = peek_next_track(0);
-
-
-
-    debugf("playing %s\n", trackname);
-
-    mpeg_file = open(trackname, O_RDONLY);
-
-    if(mpeg_file < 0)
-
-    {
-
-        debugf("Couldn't open file\n");
-
-        return -1;
-
-    }
-
-    return 0;
-
-}
-
-
-
-void mpeg_thread(void)
-
-{
-
-    struct queue_event ev;
-
-    int len;
-
-    int free_space_left;
-
-    int amount_to_read;
-
-    bool play_pending;
-
-
-
-    play_pending = false;
-
-    playing = false;
-
-
-
-    while(1)
-
-    {
-
-        debugf("S\n");
-
-        queue_wait(&mpeg_queue, &ev);
-
-        switch(ev.id)
-
-        {
-
-            case MPEG_PLAY:
-
-                /* Stop the current stream */
-
-                play_pending = false;
-
-                playing = false;
-
-                stop_dma();
-
-
-
-                reset_mp3_buffer();
-
-
-
-                new_file();
-
-                
-
-                /* Make it read more data */
-
-                filling = true;
-
-                queue_post(&mpeg_queue, MPEG_NEED_DATA, 0);
-
-
-
-                /* Tell the file loading code that we want to start playing
-
-                   as soon as we have some data */
-
-                play_pending = true;
-
-                break;
-
-
-
-            case MPEG_STOP:
-
-                /* Stop the current stream */
-
-                playing = false;
-
-                stop_dma();
-
-                break;
-
-
-
-            case MPEG_PAUSE:
-
-                /* Stop the current stream */
-
-                playing = false;
-
-                stop_dma();
-
-                break;
-
-
-
-            case MPEG_RESUME:
-
-                /* Stop the current stream */
-
-                playing = true;
-
-                start_dma();
-
-                break;
-
-
-
-            case MPEG_NEED_DATA:
-
-                free_space_left = mp3buf_read - mp3buf_write;
-
-
-
-                /* We interpret 0 as "empty buffer" */
-
-                if(free_space_left <= 0)
-
-                    free_space_left = MP3BUF_LEN + free_space_left;
-
-
-
-                if(free_space_left <= MP3_CHUNK_SIZE)
-
-                {
-
-                    debugf("0\n");
-
-                    ata_spindown(-1);
-
-                    filling = false;
-
-                    break;
-
-                }
-
-            
-
-                amount_to_read = MIN(MP3_CHUNK_SIZE, free_space_left);
-
-                amount_to_read = MIN(MP3BUF_LEN - mp3buf_write, amount_to_read);
-
-                
-
-                /* Read in a few seconds worth of MP3 data. We don't want to
-
-                   read too large chunks because the bitswapping will take
-
-                   too much time. We must keep the DMA happy and also give
-
-                   the other threads a chance to run. */
-
-                debugf("R\n");
-
-                len = read(mpeg_file, mp3buf+mp3buf_write, amount_to_read);
-
-                if(len)
-
-                {
-
-                    debugf("B\n");
-
-                    bitswap(mp3buf + mp3buf_write, len);
-
-                    
-
-                    mp3buf_write += len;
-
-                    if(mp3buf_write >= MP3BUF_LEN)
-
-                    {
-
-                        mp3buf_write = 0;
-
-                        debugf("W\n");
-
-                    }
-
-
-
-                    /* Tell ourselves that we want more data */
-
-                    queue_post(&mpeg_queue, MPEG_NEED_DATA, 0);
-
-
-
-                    /* And while we're at it, see if we have startet playing
-
-                       yet. If not, do it. */
-
-                    if(play_pending)
-
-                    {
-
-                        play_pending = false;
-
-                        playing = true;
-
-                
-
-                        init_dma();
-
-                        start_dma();
-
-                    }
-
-                }
-
-                else
-
-                {
-
-                    close(mpeg_file);
-
-                    
-
-                    /* Make sure that the write pointer is at a word
-
-                       boundary */
-
-                    mp3buf_write &= 0xfffffffe;
-
-
-
-                    next_track();
-
-                    if(new_file() < 0)
-
-                    {
-
-                        /* No more data to play */
-
-                        debugf("Finished playing\n");
-
-                        playing = false;
-
-                        ata_spindown(-1);
-
-                        filling = false;
-
-                    }
-
-                    else
-
-                    {
-
-                        /* Tell ourselves that we want more data */
-
-                        queue_post(&mpeg_queue, MPEG_NEED_DATA, 0);
-
-                    }
-
-                }
-
-                break;
-
-        }
-
-    }
-
-}
-
-
-
-/* Newlib trap honeypot */
-
-void __trap34(void)
-
-{
-
-    debugf("newlib trap34\n");
-
-    while(1);
-
-}
-