forked from len0rd/rockbox
cut out all the ipod cruft we don't need
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10408 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Daniel Stenberg
parent
6a8aebbce7
commit
5747049a44
1 changed files with 1 additions and 234 deletions
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@ -73,213 +73,7 @@ extern image_t boot_table[];
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int line=0;
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static void memmove16(void *dest, const void *src, unsigned count)
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{
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struct bufstr {
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unsigned _buf[4];
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} *d, *s;
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if (src >= dest) {
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count = (count + 15) >> 4;
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d = (struct bufstr *) dest;
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s = (struct bufstr *) src;
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while (count--)
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*d++ = *s++;
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} else {
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count = (count + 15) >> 4;
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d = (struct bufstr *)(dest + (count <<4));
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s = (struct bufstr *)(src + (count <<4));
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while (count--)
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*--d = *--s;
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}
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}
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#if CONFIG_KEYPAD == IPOD_4G_PAD && !defined(IPOD_MINI)
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/* check if number of seconds has past */
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int timer_check(int clock_start, unsigned int usecs)
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{
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if ((USEC_TIMER - clock_start) >= usecs) {
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return 1;
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} else {
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return 0;
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}
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}
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static void ser_opto_keypad_cfg(int val)
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{
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int start_time;
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outl(inl(0x6000d004) & ~0x80, 0x6000d004);
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outl(inl(0x7000c104) | 0xc000000, 0x7000c104);
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outl(val, 0x7000c120);
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outl(inl(0x7000c100) | 0x80000000, 0x7000c100);
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outl(inl(0x6000d024) & ~0x10, 0x6000d024);
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outl(inl(0x6000d014) | 0x10, 0x6000d014);
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start_time = USEC_TIMER;
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do {
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if ((inl(0x7000c104) & 0x80000000) == 0) {
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break;
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}
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} while (timer_check(start_time, 1500) != 0);
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outl(inl(0x7000c100) & ~0x80000000, 0x7000c100);
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outl(inl(0x6000d004) | 0x80, 0x6000d004);
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outl(inl(0x6000d024) | 0x10, 0x6000d024);
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outl(inl(0x6000d014) & ~0x10, 0x6000d014);
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outl(inl(0x7000c104) | 0xc000000, 0x7000c104);
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outl(inl(0x7000c100) | 0x60000000, 0x7000c100);
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}
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int opto_keypad_read(void)
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{
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int loop_cnt, had_io = 0;
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for (loop_cnt = 5; loop_cnt != 0;)
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{
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int key_pressed = 0;
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int start_time;
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unsigned int key_pad_val;
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ser_opto_keypad_cfg(0x8000023a);
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start_time = USEC_TIMER;
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do {
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if (inl(0x7000c104) & 0x4000000) {
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had_io = 1;
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break;
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}
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if (had_io != 0) {
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break;
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}
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} while (timer_check(start_time, 1500) != 0);
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key_pad_val = inl(0x7000c140);
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if ((key_pad_val & ~0x7fff0000) != 0x8000023a) {
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loop_cnt--;
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} else {
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key_pad_val = (key_pad_val << 11) >> 27;
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key_pressed = 1;
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}
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outl(inl(0x7000c100) | 0x60000000, 0x7000c100);
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outl(inl(0x7000c104) | 0xc000000, 0x7000c104);
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if (key_pressed != 0) {
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return key_pad_val ^ 0x1f;
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}
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}
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return 0;
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}
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#endif
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static int key_pressed(void)
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{
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unsigned char state;
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#if CONFIG_KEYPAD == IPOD_4G_PAD
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#ifdef IPOD_MINI /* mini 1G only */
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state = GPIOA_INPUT_VAL & 0x3f;
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if ((state & 0x10) == 0) return BUTTON_LEFT;
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if ((state & 0x2) == 0) return BUTTON_MENU;
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if ((state & 0x4) == 0) return BUTTON_PLAY;
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if ((state & 0x8) == 0) return BUTTON_RIGHT;
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#else
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state = opto_keypad_read();
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if ((state & 0x4) == 0) return BUTTON_LEFT;
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if ((state & 0x10) == 0) return BUTTON_MENU;
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if ((state & 0x8) == 0) return BUTTON_PLAY;
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if ((state & 0x2) == 0) return BUTTON_RIGHT;
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#endif
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#elif CONFIG_KEYPAD == IPOD_3G_PAD
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state = inb(0xcf000030);
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if (((state & 0x20) == 0)) return BUTTON_HOLD; /* hold on */
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if ((state & 0x08) == 0) return BUTTON_LEFT;
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if ((state & 0x10) == 0) return BUTTON_MENU;
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if ((state & 0x04) == 0) return BUTTON_PLAY;
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if ((state & 0x01) == 0) return BUTTON_RIGHT;
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#endif
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return 0;
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}
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int load_rockbox(unsigned char* buf)
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{
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int fd;
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int rc;
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int len;
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unsigned long chksum;
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char model[5];
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unsigned long sum;
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int i;
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char str[80];
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fd = open("/.rockbox/" BOOTFILE, O_RDONLY);
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if(fd < 0)
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{
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fd = open("/" BOOTFILE, O_RDONLY);
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if(fd < 0)
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return -1;
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}
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len = filesize(fd) - 8;
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if (len > MAX_LOADSIZE)
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return -6;
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lseek(fd, FIRMWARE_OFFSET_FILE_CRC, SEEK_SET);
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rc = read(fd, &chksum, 4);
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chksum=betoh32(chksum); /* Rockbox checksums are big-endian */
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if(rc < 4)
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return -2;
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rc = read(fd, model, 4);
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if(rc < 4)
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return -3;
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model[4] = 0;
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snprintf(str, 80, "Model: %s", model);
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lcd_puts(0, line++, str);
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snprintf(str, 80, "Checksum: %x", chksum);
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lcd_puts(0, line++, str);
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lcd_update();
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lseek(fd, FIRMWARE_OFFSET_FILE_DATA, SEEK_SET);
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rc = read(fd, buf, len);
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if(rc < len)
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return -4;
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close(fd);
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sum = MODEL_NUMBER;
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for(i = 0;i < len;i++) {
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sum += buf[i];
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}
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snprintf(str, 80, "Sum: %x", sum);
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lcd_puts(0, line++, str);
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lcd_update();
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if(sum != chksum)
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return -5;
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return len;
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}
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/* A buffer to load the Linux kernel or Rockbox into */
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unsigned char loadbuffer[MAX_LOADSIZE];
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void* main(void)
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void main(void)
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{
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char buf[256];
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int imageno=0;
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@ -290,33 +84,6 @@ void* main(void)
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void* entry;
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struct partinfo* pinfo;
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unsigned short* identify_info;
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/* Turn on the backlight */
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#if CONFIG_BACKLIGHT==BL_IPOD4G
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/* brightness full */
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outl(0x80000000 | (0xff << 16), 0x7000a010);
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/* set port B03 on */
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outl(((0x100 | 1) << 3), 0x6000d824);
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#elif CONFIG_BACKLIGHT==BL_IPODMINI
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/* set port B03 on */
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outl(((0x100 | 1) << 3), 0x6000d824);
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#elif CONFIG_BACKLIGHT==BL_IPODNANO
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/* set port B03 on */
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outl(((0x100 | 1) << 3), 0x6000d824);
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/* set port L07 on */
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outl(((0x100 | 1) << 7), 0x6000d12c);
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#elif CONFIG_BACKLIGHT==BL_IPOD3G
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outl(inl(IPOD_LCD_BASE) | 0x2, IPOD_LCD_BASE);
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#endif
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/* Return the start address in loaded image */
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return entry;
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}
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/* These functions are present in the firmware library, but we reimplement
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