mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 17:07:38 +00:00
1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
98 lines
2.2 KiB
C
98 lines
2.2 KiB
C
/*
|
|
* (C) Copyright 2002 ELTEC Elektronik AG
|
|
* Frank Gottschling <fgottschling@eltec.de>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
/*
|
|
* Local network srom writing for first time run
|
|
*/
|
|
|
|
/* includes */
|
|
#include <common.h>
|
|
#include <pci.h>
|
|
#include <net.h>
|
|
#include "srom.h"
|
|
|
|
extern int eepro100_write_eeprom (struct eth_device *dev,
|
|
int location, int addr_len,
|
|
unsigned short data);
|
|
|
|
/*----------------------------------------------------------------------------*/
|
|
|
|
unsigned short eepro100_srom_checksum (unsigned short *sromdata)
|
|
{
|
|
unsigned short sum = 0;
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < (EE_SIZE - 1); i++) {
|
|
sum += sromdata[i];
|
|
}
|
|
return (EE_CHECKSUM - sum);
|
|
}
|
|
|
|
/*----------------------------------------------------------------------------*/
|
|
|
|
int eepro100_srom_store (unsigned short *source)
|
|
{
|
|
int count;
|
|
struct eth_device onboard_dev;
|
|
|
|
/* get onboard network iobase */
|
|
pci_read_config_dword (PCI_BDF (0, 0x10, 0), PCI_BASE_ADDRESS_0,
|
|
(unsigned int *) &onboard_dev.iobase);
|
|
onboard_dev.iobase &= ~0xf;
|
|
|
|
source[63] = eepro100_srom_checksum (source);
|
|
|
|
for (count = 0; count < EE_SIZE; count++) {
|
|
if (eepro100_write_eeprom ((struct eth_device *) &onboard_dev,
|
|
count, EE_ADDR_BITS,
|
|
SROM_SHORT (source)) == -1) {
|
|
return -1;
|
|
}
|
|
source++;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*----------------------------------------------------------------------------*/
|
|
|
|
#ifdef EEPRO100_SROM_CHECK
|
|
|
|
extern int read_eeprom (struct eth_device *dev, int location, int addr_len);
|
|
|
|
void eepro100_srom_load (unsigned short *destination)
|
|
{
|
|
int count;
|
|
struct eth_device onboard_dev;
|
|
|
|
#ifdef DEBUG
|
|
int lr = 0;
|
|
|
|
printf ("eepro100_srom_download:\n");
|
|
#endif
|
|
|
|
/* get onboard network iobase */
|
|
pci_read_config_dword (PCI_BDF (0, 0x10, 0), PCI_BASE_ADDRESS_0,
|
|
&onboard_dev.iobase);
|
|
onboard_dev.iobase &= ~0xf;
|
|
|
|
memset (destination, 0x65, 128);
|
|
|
|
for (count = 0; count < 0x40; count++) {
|
|
*destination++ = read_eeprom ((struct eth_device *) &onboard_dev,
|
|
count, EE_ADDR_BITS);
|
|
#ifdef DEBUG
|
|
printf ("%04x ", *(destination - 1));
|
|
if (lr++ == 7) {
|
|
printf ("\n");
|
|
lr = 0;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
#endif /* EEPRO100_SROM_CHECK */
|
|
|
|
/*----------------------------------------------------------------------------*/
|