static void do_command(char *c)
{
char *token;
token = get_token(&c);
if(strcmp(token, "mr") == 0) mr(get_token(&c), get_token(&c));
else if(strcmp(token, "mw") == 0) mw(get_token(&c), get_token(&c), get_token(&c));
else if(strcmp(token, "mc") == 0) mc(get_token(&c), get_token(&c), get_token(&c));
else if(strcmp(token, "crc") == 0) crc(get_token(&c), get_token(&c));
else if(strcmp(token, "ident") == 0) ident();
#ifdef CONFIG_L2_SIZE
else if(strcmp(token, "flushl2") == 0) flush_l2_cache();
#endif
#ifdef FLASH_BOOT_ADDRESS
else if(strcmp(token, "flashboot") == 0) flashboot();
#endif
#ifdef ROM_BOOT_ADDRESS
else if(strcmp(token, "romboot") == 0) romboot();
#endif
else if(strcmp(token, "serialboot") == 0) serialboot();
#ifdef CSR_ETHMAC_BASE
else if(strcmp(token, "netboot") == 0) netboot();
#endif
else if(strcmp(token, "help") == 0) help();
#ifdef __lm32__
else if(strcmp(token, "rcsr") == 0) rcsr(get_token(&c));
else if(strcmp(token, "wcsr") == 0) wcsr(get_token(&c), get_token(&c));
#endif
#ifdef CSR_DFII_BASE
else if(strcmp(token, "sdrrow") == 0) sdrrow(get_token(&c));
else if(strcmp(token, "sdrsw") == 0) sdrsw();
else if(strcmp(token, "sdrhw") == 0) sdrhw();
else if(strcmp(token, "sdrrdbuf") == 0) sdrrdbuf(-1);
else if(strcmp(token, "sdrrd") == 0) sdrrd(get_token(&c), get_token(&c));
else if(strcmp(token, "sdrrderr") == 0) sdrrderr(get_token(&c));
else if(strcmp(token, "sdrwr") == 0) sdrwr(get_token(&c));
#ifdef CSR_DDRPHY_BASE
else if(strcmp(token, "sdrwlon") == 0) sdrwlon();
else if(strcmp(token, "sdrwloff") == 0) sdrwloff();
else if(strcmp(token, "sdrlevel") == 0) sdrlevel();
#endif
else if(strcmp(token, "memtest") == 0) memtest();
else if(strcmp(token, "sdrinit") == 0) sdrinit();
#endif
else if(strcmp(token, "") != 0)
printf("Command not found\n");
}
static int write_level(int *delay, int *high_skew)
{
int i;
int dq_address;
unsigned char dq;
int ok;
printf("Write leveling: ");
sdrwlon();
cdelay(100);
for(i=0;i<DFII_PIX_DATA_SIZE/2;i++) {
dq_address = sdram_dfii_pix_rddata_addr[0]+4*(DFII_PIX_DATA_SIZE/2-1-i);
ddrphy_dly_sel_write(1 << i);
ddrphy_wdly_dq_rst_write(1);
ddrphy_wdly_dqs_rst_write(1);
delay[i] = 0;
ddrphy_wlevel_strobe_write(1);
cdelay(10);
dq = MMPTR(dq_address);
if(dq != 0) {
/*
* Assume this DQ group has between 1 and 2 bit times of skew.
* Bring DQS into the CK=0 zone before continuing leveling.
*/
high_skew[i] = 1;
while(dq != 0) {
delay[i]++;
if(delay[i] >= ERR_DDRPHY_DELAY)
break;
ddrphy_wdly_dq_inc_write(1);
ddrphy_wdly_dqs_inc_write(1);
ddrphy_wlevel_strobe_write(1);
cdelay(10);
dq = MMPTR(dq_address);
}
} else
high_skew[i] = 0;
while(dq == 0) {
delay[i]++;
if(delay[i] >= ERR_DDRPHY_DELAY)
break;
ddrphy_wdly_dq_inc_write(1);
ddrphy_wdly_dqs_inc_write(1);
ddrphy_wlevel_strobe_write(1);
cdelay(10);
dq = MMPTR(dq_address);
}
}
sdrwloff();
ok = 1;
for(i=DFII_PIX_DATA_SIZE/2-1;i>=0;i--) {
printf("%2d%c ", delay[i], high_skew[i] ? '*' : ' ');
if(delay[i] >= ERR_DDRPHY_DELAY)
ok = 0;
}
if(ok)
printf("completed\n");
else
printf("failed\n");
return ok;
}
