// memory commands
static void cmd_memory(void)
{
u08 cmd,res;
u08 exit = 0;
while((cmd = get_char()) != 0) {
switch(cmd) {
case 'i':
res = memory_init();
set_result(res);
break;
case 'c':
res = memory_check(parse_hex_byte(0));
set_result(res);
break;
case 'd':
memory_dump(parse_hex_byte(0),parse_hex_byte(0));
set_result(STATUS_OK);
break;
default:
set_result(ERROR_SYNTAX);
case '.':
exit = 1;
break;
}
if(exit) break;
}
}
static u16 parse_hex_word(u16 def)
{
if(in_size < 4)
return def;
u08 a = parse_hex_byte(0);
u08 b = parse_hex_byte(0);
return (u16)a << 8 | (u16)b;
}
// diagnose commands
static void cmd_diagnose(void)
{
u08 cmd, res;
u08 exit = 0;
while((cmd = get_char()) != 0) {
switch(cmd) {
case 'b': // buttons -> returns 0=no button 1=button2 2=button2 3=both buttons
res = button1_pressed() | (button2_pressed() << 1);
set_result(res);
break;
case 'l': // led: param: 1=green 2=yellow 3=both
{
cmd = parse_hex_byte(3);
led_green(cmd & 1);
led_yellow(cmd & 2);
set_result(cmd);
delay_ms(1000);
}
break;
case 'i': // io sd diagnose: show sd detect and sd protect
{
res = sdpin_no_card() ? 1 :0;
res |= sdpin_write_protect() ? 2:0;
set_result(res);
}
break;
default:
set_result(ERROR_SYNTAX);
case '.':
exit = 1;
break;
}
if(exit) break;
}
}
static int __init check_mac_addr(const char *addr_str)
{
u_int8_t addr[6];
int i;
for (i = 0; i < 6; i++) {
int byte;
/*
* Enforce "xx:xx:xx:xx:xx:xx\n" format.
*/
if (addr_str[(i * 3) + 2] != ((i < 5) ? ':' : '\n'))
return -1;
byte = parse_hex_byte(addr_str + (i * 3));
if (byte < 0)
return -1;
addr[i] = byte;
}
printk(KERN_INFO "ts209: found ethernet mac address ");
for (i = 0; i < 6; i++)
printk("%.2x%s", addr[i], (i < 5) ? ":" : ".\n");
memcpy(qnap_ts209_eth_data.mac_addr, addr, 6);
return 0;
}
static void cmd_read(void)
{
u08 cmd, res;
u08 exit = 0;
while((cmd = get_char()) != 0) {
switch(cmd) {
case 'm': // read disk to memory only
{
u08 start_trk = parse_hex_byte(0);
u08 end_trk = parse_hex_byte(160);
u08 verbose = parse_hex_byte(0);
res = disk_read_all(start_trk,end_trk,0,verbose);
set_result(res);
}
break;
case 'f': // read disk to file
{
u08 start_trk = parse_hex_byte(0);
u08 end_trk = parse_hex_byte(160);
u08 verbose = parse_hex_byte(0);
res = disk_read_all(start_trk,end_trk,1,verbose);
set_result(res);
}
break;
default:
set_result(ERROR_SYNTAX);
case '.':
exit = 1;
break;
}
if(exit) break;
}
}
// clock commands
static void cmd_clock(void)
{
u08 cmd, value;
u08 exit = 0;
rtc_time t;
while((cmd = get_char()) != 0) {
switch(cmd) {
case '?': // get time (raw)
{
rtc_get(t);
for(int i=0;i<7;i++) {
uart_send_hex_byte_space(t[i]);
}
uart_send_crlf();
set_result(0);
}
break;
case 't': // get time
{
u08 *str = (u08 *)rtc_get_time_str();
uart_send_string(str);
uart_send_crlf();
}
break;
case 'y': // set year
value = parse_hex_byte(0);
rtc_set_entry(RTC_INDEX_YEAR, value);
break;
case 'o': // set year
value = parse_hex_byte(1);
rtc_set_entry(RTC_INDEX_MONTH, value);
break;
case 'd': // set day
value = parse_hex_byte(1);
rtc_set_entry(RTC_INDEX_DAY, value);
break;
case 'h': // set hour
value = parse_hex_byte(0);
rtc_set_entry(RTC_INDEX_HOUR, value);
break;
case 'i': // set minute
value = parse_hex_byte(1);
rtc_set_entry(RTC_INDEX_MINUTE, value);
break;
case 's': // set seconds
value = parse_hex_byte(1);
rtc_set_entry(RTC_INDEX_SECOND, value);
break;
default:
set_result(ERROR_SYNTAX);
case '.':
exit = 1;
break;
}
if(exit) break;
}
}
// io commands
static void cmd_io(void)
{
u08 cmd, res;
u08 exit = 0;
while((cmd = get_char()) != 0) {
switch(cmd) {
case 'd':
file_dir();
break;
case 's':
{
if(buffer_get_size()>0) {
res = file_save_buffer(1);
set_result(res);
} else {
set_result(0);
}
}
break;
case 'f': // find next disk name dir
{
u32 num = 0;
res = file_find_disk_dir(&num);
uart_send_hex_dword_crlf(num);
set_result(res);
}
break;
case 'm': // make disk dir
{
res = file_make_disk_dir(parse_hex_byte(0));
set_result(res);
}
break;
case 't': // test file
file_test();
break;
default:
set_result(ERROR_SYNTAX);
case '.':
exit = 1;
break;
}
if(exit) break;
}
}
/* Parse pairs of hex digits into a byte array. If successful, returns
* the number of bytes generated. On error, returns a negative number.
*/
static int parse_hex_string(const char *in, u8 *out, int max_len)
{
int len = 0;
int cur_byte;
while (*in != '\0') {
/* Ignore whitespace between bytes */
if (isspace(*in)) {
in++;
continue;
}
/* Try to parse a 2-digit hex byte */
cur_byte = parse_hex_byte(&in);
if (cur_byte < 0)
return -EINVAL;
if (len >= max_len)
return -EFBIG;
out[len++] = (u8)cur_byte;
}
return len;
}
static int parse_line(struct parser_context *ctx, const char *line)
{
unsigned int length, type;
uint32_t address;
uint8_t checksum;
int r;
ctx->ptr = line;
ctx->sum = 0;
ctx->error = false;
// Empty lines are probably OK
if (*ctx->ptr++ != ':')
return 0;
if (strlen(ctx->ptr) < 11)
return parse_error(ctx);
length = parse_hex_byte(ctx, true);
address = parse_hex_short(ctx);
type = parse_hex_byte(ctx, true);
if (ctx->error)
return parse_error(ctx);
switch (type) {
case 0: // data record
address += ctx->base_offset;
r = _ty_firmware_expand_image(ctx->fw, address + length);
if (r < 0)
return r;
for (unsigned int i = 0; i < length; i++)
ctx->fw->image[address + i] = parse_hex_byte(ctx, true);
break;
case 1: // EOF record
if (length > 0)
return parse_error(ctx);
break;
case 2: // extended segment address record
if (length != 2)
return parse_error(ctx);
ctx->base_offset = (uint32_t)parse_hex_short(ctx) << 4;
break;
case 3: // start segment address record
break;
case 4: // extended linear address record
if (length != 2)
return parse_error(ctx);
ctx->base_offset = (uint32_t)parse_hex_short(ctx) << 16;
break;
case 5: // start linear address record
break;
default:
return parse_error(ctx);
}
// Don't checksum the checksum :)
checksum = parse_hex_byte(ctx, false);
if (ctx->error)
return parse_error(ctx);
if (*ctx->ptr != '\r' && *ctx->ptr != '\n' && *ctx->ptr)
return parse_error(ctx);
if (((ctx->sum & 0xFF) + (checksum & 0xFF)) & 0xFF)
return parse_error(ctx);
// Return 1 for EOF records, to end the parsing
return type == 1;
}
static uint16_t parse_hex_short(struct parser_context *ctx)
{
return (uint16_t)((parse_hex_byte(ctx, true) << 8) | parse_hex_byte(ctx, true));
}
// wiznet commands
static void cmd_wiznet(void)
{
u08 cmd, res, val;
u16 addr, wval;
u08 exit = 0;
while((cmd = get_char()) != 0) {
switch(cmd) {
// ---------- low level/debug ----------
case 'r': // low level: read byte <addr/16>
addr = parse_hex_byte(0) << 8 | parse_hex_byte(0);
wiz_low_begin();
res = wiz_low_read(addr);
wiz_low_end();
set_result(res);
uart_send_hex_word_space(addr);
uart_send_hex_byte_crlf(res);
break;
case 'w': // low level: write byte <addr/16><val/8>
addr = parse_hex_byte(0) << 8 | parse_hex_byte(0);
val = parse_hex_byte(0);
wiz_low_begin();
wiz_low_write(addr,val);
wiz_low_end();
set_result(val);
uart_send_hex_word_space(addr);
uart_send_hex_byte_crlf(val);
break;
case 'R': // low level: read word <addr/16>
addr = parse_hex_byte(0) << 8 | parse_hex_byte(0);
wiz_low_begin();
res = wiz_low_read_word(addr);
wiz_low_end();
set_result(res);
uart_send_hex_word_space(addr);
uart_send_hex_word_crlf(res);
break;
case 'W': // low level: write byte <addr/16><val/8>
addr = parse_hex_byte(0) << 8 | parse_hex_byte(0);
wval = parse_hex_byte(0) << 8 | parse_hex_byte(0);
wiz_low_begin();
wiz_low_write_word(addr,wval);
wiz_low_end();
set_result(wval);
uart_send_hex_word_space(addr);
uart_send_hex_word_crlf(wval);
break;
// ---------- config ----------
case '?':
net_info();
break;
case 'm': // set mac addr 6*<8>
{
wiz_cfg_t *wc = wiz_get_cfg();
for(int i=0;i<6;i++) {
wc->mac_addr[i] = parse_hex_byte(0);
}
wiz_realize_cfg();
}
break;
case 's': // set src ip 4*<8>
{
wiz_cfg_t *wc = wiz_get_cfg();
for(int i=0;i<4;i++) {
wc->src_ip[i] = parse_hex_byte(0);
}
wiz_realize_cfg();
}
break;
case 't': // set tgt ip 4*<8>
{
wiz_cfg_t *wc = wiz_get_cfg();
for(int i=0;i<4;i++) {
wc->tgt_ip[i] = parse_hex_byte(0);
}
wiz_realize_cfg();
}
break;
case 'n': // set netmask 4*<8>
{
wiz_cfg_t *wc = wiz_get_cfg();
for(int i=0;i<4;i++) {
wc->net_msk[i] = parse_hex_byte(0);
}
wiz_realize_cfg();
}
break;
case 'g': // set gateway 4*<8>
{
wiz_cfg_t *wc = wiz_get_cfg();
for(int i=0;i<4;i++) {
wc->gw_ip[i] = parse_hex_byte(0);
}
wiz_realize_cfg();
}
break;
case 'o': // src port
{
wiz_cfg_t *wc = wiz_get_cfg();
wc->src_port = parse_hex_word(1234);
}
break;
case 'p': // tgt port
{
wiz_cfg_t *wc = wiz_get_cfg();
wc->tgt_port = parse_hex_word(6800);
}
break;
// ----- load/save config -----
case 'S': // save to sram
wiz_save_cfg();
break;
case 'L': // load from sram
wiz_load_cfg();
wiz_realize_cfg();
break;
case 'c': // connect test
{
int result = wiz_begin_tcp_client();
if(result == 0) {
uart_send_string((u08 *)"connected");
const char *hw = "hello world!\r\n";
wiz_write_tcp((u08 *)hw, 14);
uart_send_string((u08 *)"disconnect");
wiz_end_tcp_client();
}
set_result(result);
}
break;
case 'i':
net_init();
break;
default:
set_result(ERROR_SYNTAX);
case '.':
exit = 1;
break;
}
if(exit) break;
}
}
// sampler commands
static void cmd_sampler(void)
{
u08 cmd, res;
u08 exit = 0;
while((cmd = get_char()) != 0) {
switch(cmd) {
case 'm': // read track to spi ram
{
u08 sel = floppy_select_on();
u08 mot = floppy_motor_on();
track_init();
res = trk_read_to_spiram(parse_hex_byte(1));
if(mot) floppy_motor_off();
if(sel) floppy_select_off();
set_result(res);
}
break;
case 'f': // fake read track (only to spi ram)
res = trk_read_sim(parse_hex_byte(1));
set_result(res);
break;
case 'v': // verify track with spi ram
res = trk_check_spiram(parse_hex_byte(1));
set_result(res);
break;
// ----- checks -----
case 'i': // index check
{
u08 sel = floppy_select_on();
u08 mot = floppy_motor_on();
track_init();
res = trk_read_count_index();
if(mot) floppy_motor_off();
if(sel) floppy_select_off();
set_result(res);
}
break;
case 'd': // read data check
{
u08 sel = floppy_select_on();
u08 mot = floppy_motor_on();
track_init();
res = trk_read_count_data();
if(mot) floppy_motor_off();
if(sel) floppy_select_off();
set_result(res);
}
break;
case 's': // read data spectrum
{
u08 sel = floppy_select_on();
u08 mot = floppy_motor_on();
track_init();
res = trk_read_data_spectrum(parse_hex_byte(0));
if(mot) floppy_motor_off();
if(sel) floppy_select_off();
set_result(res);
}
break;
default:
set_result(ERROR_SYNTAX);
case '.':
exit = 1;
break;
}
if(exit) break;
}
}
// track commands
static void cmd_track(void)
{
// ensure floppy is selected
u08 did_sel = floppy_select_on();
u08 cmd,res;
u08 exit = 0;
while((cmd = get_char()) != 0) {
switch(cmd) {
case 'i':
track_init();
set_result(STATUS_OK);
break;
case 'c':
res = track_check_max();
set_result(res);
break;
case 'z':
track_zero();
set_result(STATUS_OK);
break;
case '?':
set_result(track_num());
break;
case '+':
track_step_next(parse_hex_byte(1));
set_result(track_num());
break;
case '-':
track_step_prev(parse_hex_byte(1));
set_result(track_num());
break;
case 'n':
track_next(parse_hex_byte(1));
set_result(track_num());
break;
case 'p':
track_prev(parse_hex_byte(1));
set_result(track_num());
break;
case 's':
track_side_toggle();
set_result(track_num());
break;
case 't':
track_side_top();
set_result(track_num());
break;
case 'b':
track_side_bot();
set_result(track_num());
break;
case 'm':
track_set_max(parse_hex_byte(79));
set_result(track_get_max());
break;
default:
set_result(ERROR_SYNTAX);
case '.':
exit = 1;
break;
}
if(exit) break;
}
if(did_sel) {
floppy_select_off();
}
}
static int parse_line(struct parser_context *ctx, const char *line)
{
unsigned int length, type;
uint32_t address;
uint8_t checksum;
ctx->ptr = line;
ctx->sum = 0;
ctx->error = false;
// Empty lines are probably OK
if (*ctx->ptr++ != ':')
return 1;
if (strlen(ctx->ptr) < 11)
return TY_ERROR_PARSE;
length = parse_hex_byte(ctx, true);
address = parse_hex_short(ctx);
type = parse_hex_byte(ctx, true);
if (ctx->error)
return TY_ERROR_PARSE;
switch (type) {
case 0: // data record
address += ctx->base_offset;
if (address + length > ctx->f->size) {
ctx->f->size = address + length;
if (ctx->f->size > tyb_firmware_max_size)
return ty_error(TY_ERROR_RANGE, "Firmware too big (max %zu bytes)",
tyb_firmware_max_size);
}
for (unsigned int i = 0; i < length; i++)
ctx->f->image[address + i] = parse_hex_byte(ctx, true);
break;
case 1: // EOF record
if (length > 0)
return TY_ERROR_PARSE;
return 0;
case 2: // extended segment address record
if (length != 2)
return TY_ERROR_PARSE;
ctx->base_offset = (uint32_t)parse_hex_short(ctx) << 4;
break;
case 3: // start segment address record
break;
case 4: // extended linear address record
if (length != 2)
return TY_ERROR_PARSE;
ctx->base_offset = (uint32_t)parse_hex_short(ctx) << 16;
break;
case 5: // start linear address record
break;
default:
return TY_ERROR_PARSE;
}
// Don't checksum the checksum :)
checksum = parse_hex_byte(ctx, false);
if (ctx->error)
return TY_ERROR_PARSE;
if (((ctx->sum & 0xFF) + (checksum & 0xFF)) & 0xFF)
return TY_ERROR_PARSE;
// 1 to continue, 0 to stop (EOF record) and negative for errors
return 1;
}
