mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 08:57:58 +00:00
c05ed00afb
Move this uncommon header out of the common header. Signed-off-by: Simon Glass <sjg@chromium.org>
372 lines
7.2 KiB
C
372 lines
7.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2004
|
|
* Robin Getz rgetz@blacfin.uclinux.org
|
|
*
|
|
* Heavily borrowed from the following peoples GPL'ed software:
|
|
* - Wolfgang Denk, DENX Software Engineering, wd@denx.de
|
|
* Das U-Boot
|
|
* - Ladislav Michl ladis@linux-mips.org
|
|
* A rejected patch on the U-Boot mailing list
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <exports.h>
|
|
#include <linux/delay.h>
|
|
#include "../drivers/net/smc91111.h"
|
|
|
|
#ifndef SMC91111_EEPROM_INIT
|
|
# define SMC91111_EEPROM_INIT()
|
|
#endif
|
|
|
|
#define SMC_BASE_ADDRESS CONFIG_SMC91111_BASE
|
|
#define EEPROM 0x1
|
|
#define MAC 0x2
|
|
#define UNKNOWN 0x4
|
|
|
|
void dump_reg (struct eth_device *dev);
|
|
void dump_eeprom (struct eth_device *dev);
|
|
int write_eeprom_reg (struct eth_device *dev, int value, int reg);
|
|
void copy_from_eeprom (struct eth_device *dev);
|
|
void print_MAC (struct eth_device *dev);
|
|
int read_eeprom_reg (struct eth_device *dev, int reg);
|
|
void print_macaddr (struct eth_device *dev);
|
|
|
|
int smc91111_eeprom(int argc, char *const argv[])
|
|
{
|
|
int c, i, j, done, line, reg, value, start, what;
|
|
char input[50];
|
|
|
|
struct eth_device dev;
|
|
dev.iobase = CONFIG_SMC91111_BASE;
|
|
|
|
/* Print the ABI version */
|
|
app_startup (argv);
|
|
if (XF_VERSION != (int) get_version ()) {
|
|
printf ("Expects ABI version %d\n", XF_VERSION);
|
|
printf ("Actual U-Boot ABI version %d\n",
|
|
(int) get_version ());
|
|
printf ("Can't run\n\n");
|
|
return (0);
|
|
}
|
|
|
|
SMC91111_EEPROM_INIT();
|
|
|
|
if ((SMC_inw (&dev, BANK_SELECT) & 0xFF00) != 0x3300) {
|
|
printf ("Can't find SMSC91111\n");
|
|
return (0);
|
|
}
|
|
|
|
done = 0;
|
|
what = UNKNOWN;
|
|
printf ("\n");
|
|
while (!done) {
|
|
/* print the prompt */
|
|
printf ("SMC91111> ");
|
|
line = 0;
|
|
i = 0;
|
|
start = 1;
|
|
while (!line) {
|
|
/* Wait for a keystroke */
|
|
while (!tstc ());
|
|
|
|
c = getc ();
|
|
/* Make Uppercase */
|
|
if (c >= 'Z')
|
|
c -= ('a' - 'A');
|
|
/* printf(" |%02x| ",c); */
|
|
|
|
switch (c) {
|
|
case '\r': /* Enter */
|
|
case '\n':
|
|
input[i] = 0;
|
|
puts ("\r\n");
|
|
line = 1;
|
|
break;
|
|
case '\0': /* nul */
|
|
continue;
|
|
|
|
case 0x03: /* ^C - break */
|
|
input[0] = 0;
|
|
i = 0;
|
|
line = 1;
|
|
done = 1;
|
|
break;
|
|
|
|
case 0x5F:
|
|
case 0x08: /* ^H - backspace */
|
|
case 0x7F: /* DEL - backspace */
|
|
if (i > 0) {
|
|
puts ("\b \b");
|
|
i--;
|
|
}
|
|
break;
|
|
default:
|
|
if (start) {
|
|
if ((c == 'W') || (c == 'D')
|
|
|| (c == 'M') || (c == 'C')
|
|
|| (c == 'P')) {
|
|
putc (c);
|
|
input[i] = c;
|
|
if (i <= 45)
|
|
i++;
|
|
start = 0;
|
|
}
|
|
} else {
|
|
if ((c >= '0' && c <= '9')
|
|
|| (c >= 'A' && c <= 'F')
|
|
|| (c == 'E') || (c == 'M')
|
|
|| (c == ' ')) {
|
|
putc (c);
|
|
input[i] = c;
|
|
if (i <= 45)
|
|
i++;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
for (; i < 49; i++)
|
|
input[i] = 0;
|
|
|
|
switch (input[0]) {
|
|
case ('W'):
|
|
/* Line should be w reg value */
|
|
i = 0;
|
|
reg = 0;
|
|
value = 0;
|
|
/* Skip to the next space or end) */
|
|
while ((input[i] != ' ') && (input[i] != 0))
|
|
i++;
|
|
|
|
if (input[i] != 0)
|
|
i++;
|
|
|
|
/* Are we writing to EEPROM or MAC */
|
|
switch (input[i]) {
|
|
case ('E'):
|
|
what = EEPROM;
|
|
break;
|
|
case ('M'):
|
|
what = MAC;
|
|
break;
|
|
default:
|
|
what = UNKNOWN;
|
|
break;
|
|
}
|
|
|
|
/* skip to the next space or end */
|
|
while ((input[i] != ' ') && (input[i] != 0))
|
|
i++;
|
|
if (input[i] != 0)
|
|
i++;
|
|
|
|
/* Find register to write into */
|
|
j = 0;
|
|
while ((input[i] != ' ') && (input[i] != 0)) {
|
|
j = input[i] - 0x30;
|
|
if (j >= 0xA) {
|
|
j -= 0x07;
|
|
}
|
|
reg = (reg * 0x10) + j;
|
|
i++;
|
|
}
|
|
|
|
while ((input[i] != ' ') && (input[i] != 0))
|
|
i++;
|
|
|
|
if (input[i] != 0)
|
|
i++;
|
|
else
|
|
what = UNKNOWN;
|
|
|
|
/* Get the value to write */
|
|
j = 0;
|
|
while ((input[i] != ' ') && (input[i] != 0)) {
|
|
j = input[i] - 0x30;
|
|
if (j >= 0xA) {
|
|
j -= 0x07;
|
|
}
|
|
value = (value * 0x10) + j;
|
|
i++;
|
|
}
|
|
|
|
switch (what) {
|
|
case 1:
|
|
printf ("Writing EEPROM register %02x with %04x\n", reg, value);
|
|
write_eeprom_reg (&dev, value, reg);
|
|
break;
|
|
case 2:
|
|
printf ("Writing MAC register bank %i, reg %02x with %04x\n", reg >> 4, reg & 0xE, value);
|
|
SMC_SELECT_BANK (&dev, reg >> 4);
|
|
SMC_outw (&dev, value, reg & 0xE);
|
|
break;
|
|
default:
|
|
printf ("Wrong\n");
|
|
break;
|
|
}
|
|
break;
|
|
case ('D'):
|
|
dump_eeprom (&dev);
|
|
break;
|
|
case ('M'):
|
|
dump_reg (&dev);
|
|
break;
|
|
case ('C'):
|
|
copy_from_eeprom (&dev);
|
|
break;
|
|
case ('P'):
|
|
print_macaddr (&dev);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
void copy_from_eeprom (struct eth_device *dev)
|
|
{
|
|
int i;
|
|
|
|
SMC_SELECT_BANK (dev, 1);
|
|
SMC_outw (dev, (SMC_inw (dev, CTL_REG) & !CTL_EEPROM_SELECT) |
|
|
CTL_RELOAD, CTL_REG);
|
|
i = 100;
|
|
while ((SMC_inw (dev, CTL_REG) & CTL_RELOAD) && --i)
|
|
udelay(100);
|
|
if (i == 0) {
|
|
printf ("Timeout Refreshing EEPROM registers\n");
|
|
} else {
|
|
printf ("EEPROM contents copied to MAC\n");
|
|
}
|
|
|
|
}
|
|
|
|
void print_macaddr (struct eth_device *dev)
|
|
{
|
|
int i, j, k, mac[6];
|
|
|
|
printf ("Current MAC Address in SMSC91111 ");
|
|
SMC_SELECT_BANK (dev, 1);
|
|
for (i = 0; i < 5; i++) {
|
|
printf ("%02x:", SMC_inb (dev, ADDR0_REG + i));
|
|
}
|
|
|
|
printf ("%02x\n", SMC_inb (dev, ADDR0_REG + 5));
|
|
|
|
i = 0;
|
|
for (j = 0x20; j < 0x23; j++) {
|
|
k = read_eeprom_reg (dev, j);
|
|
mac[i] = k & 0xFF;
|
|
i++;
|
|
mac[i] = k >> 8;
|
|
i++;
|
|
}
|
|
|
|
printf ("Current MAC Address in EEPROM ");
|
|
for (i = 0; i < 5; i++)
|
|
printf ("%02x:", mac[i]);
|
|
printf ("%02x\n", mac[5]);
|
|
|
|
}
|
|
void dump_eeprom (struct eth_device *dev)
|
|
{
|
|
int j, k;
|
|
|
|
printf ("IOS2-0 ");
|
|
for (j = 0; j < 8; j++) {
|
|
printf ("%03x ", j);
|
|
}
|
|
printf ("\n");
|
|
|
|
for (k = 0; k < 4; k++) {
|
|
if (k == 0)
|
|
printf ("CONFIG ");
|
|
if (k == 1)
|
|
printf ("BASE ");
|
|
if ((k == 2) || (k == 3))
|
|
printf (" ");
|
|
for (j = 0; j < 0x20; j += 4) {
|
|
printf ("%02x:%04x ", j + k,
|
|
read_eeprom_reg (dev, j + k));
|
|
}
|
|
printf ("\n");
|
|
}
|
|
|
|
for (j = 0x20; j < 0x40; j++) {
|
|
if ((j & 0x07) == 0)
|
|
printf ("\n");
|
|
printf ("%02x:%04x ", j, read_eeprom_reg (dev, j));
|
|
}
|
|
printf ("\n");
|
|
|
|
}
|
|
|
|
int read_eeprom_reg (struct eth_device *dev, int reg)
|
|
{
|
|
int timeout;
|
|
|
|
SMC_SELECT_BANK (dev, 2);
|
|
SMC_outw (dev, reg, PTR_REG);
|
|
|
|
SMC_SELECT_BANK (dev, 1);
|
|
SMC_outw (dev, SMC_inw (dev, CTL_REG) | CTL_EEPROM_SELECT |
|
|
CTL_RELOAD, CTL_REG);
|
|
timeout = 100;
|
|
while ((SMC_inw (dev, CTL_REG) & CTL_RELOAD) && --timeout)
|
|
udelay(100);
|
|
if (timeout == 0) {
|
|
printf ("Timeout Reading EEPROM register %02x\n", reg);
|
|
return 0;
|
|
}
|
|
|
|
return SMC_inw (dev, GP_REG);
|
|
|
|
}
|
|
|
|
int write_eeprom_reg (struct eth_device *dev, int value, int reg)
|
|
{
|
|
int timeout;
|
|
|
|
SMC_SELECT_BANK (dev, 2);
|
|
SMC_outw (dev, reg, PTR_REG);
|
|
|
|
SMC_SELECT_BANK (dev, 1);
|
|
SMC_outw (dev, value, GP_REG);
|
|
SMC_outw (dev, SMC_inw (dev, CTL_REG) | CTL_EEPROM_SELECT |
|
|
CTL_STORE, CTL_REG);
|
|
timeout = 100;
|
|
while ((SMC_inw (dev, CTL_REG) & CTL_STORE) && --timeout)
|
|
udelay(100);
|
|
if (timeout == 0) {
|
|
printf ("Timeout Writing EEPROM register %02x\n", reg);
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
void dump_reg (struct eth_device *dev)
|
|
{
|
|
int i, j;
|
|
|
|
printf (" ");
|
|
for (j = 0; j < 4; j++) {
|
|
printf ("Bank%i ", j);
|
|
}
|
|
printf ("\n");
|
|
for (i = 0; i < 0xF; i += 2) {
|
|
printf ("%02x ", i);
|
|
for (j = 0; j < 4; j++) {
|
|
SMC_SELECT_BANK (dev, j);
|
|
printf ("%04x ", SMC_inw (dev, i));
|
|
}
|
|
printf ("\n");
|
|
}
|
|
}
|