int checkboard (void)
{
vpd_packet_t *packet;
int i;
const char *const fmt =
"\n *** Warning: Low Battery Status - %s Battery ***";
puts ("Board: ");
packet = vpd_find_packet (VPD_PID_PID);
for (i = 0; i < packet->size; i++) {
serial_putc (packet->data[i]);
}
packet = vpd_find_packet (VPD_PID_MT);
for (i = 0; i < packet->size; i++) {
serial_putc (packet->data[i]);
}
serial_putc ('(');
packet = vpd_find_packet (VPD_PID_FAN);
for (i = 0; i < packet->size; i++) {
serial_putc (packet->data[i]);
}
serial_putc (')');
if (!(MBX_CSR2 & SR2_BATGD))
printf (fmt, "On-Board");
if (!(MBX_CSR2 & SR2_NVBATGD))
printf (fmt, "NVRAM");
serial_putc ('\n');
return (0);
}
int checkboard (void)
{
vpd_packet_t *packet;
int i;
packet = vpd_find_packet(VPD_PID_PID);
for (i=0; i<packet->size; i++) {
serial_putc (packet->data[i]);
}
packet = vpd_find_packet(VPD_PID_MT);
for (i=0; i<packet->size; i++) {
serial_putc (packet->data[i]);
}
serial_putc ('(');
packet = vpd_find_packet(VPD_PID_FAN);
for (i=0; i<packet->size; i++) {
serial_putc (packet->data[i]);
}
serial_putc (')');
if (!(MBX_CSR2 & SR2_BATGD))
printf("\n *** Warning: Low Battery Status - On-Board Battery ***");
if (!(MBX_CSR2 & SR2_NVBATGD))
printf("\n *** Warning: Low Battery Status - NVRAM Battery ***");
serial_putc ('\n');
return (1);
}
/*
* vpd_is_valid() - Validates contents of VPD data
* in I2C EEPROM. Returns 1 for
* success or 0 for failure.
*/
static int vpd_is_valid(unsigned dev_addr, unsigned char *buf)
{
unsigned num_bytes;
vpd_packet_t *packet;
vpd_t *vpd = (vpd_t *)buf;
unsigned short stored_crc16, calc_crc16 = 0xffff;
/* Check Eyecatcher */
if (strncmp((char *)(vpd->header.eyecatcher), VPD_EYECATCHER, VPD_EYE_SIZE) != 0) {
unsigned offset = 0;
if (dev_addr == CFG_DEF_EEPROM_ADDR)
offset += SDRAM_SPD_DATA_SIZE;
printf("Error: VPD EEPROM 0x%x corrupt @ 0x%x\n", dev_addr, offset);
return 0;
}
/* Check Length */
if (vpd->header.size> VPD_MAX_EEPROM_SIZE) {
printf("Error: VPD EEPROM 0x%x contains bad size 0x%x\n",
dev_addr, vpd->header.size);
return 0;
}
/* Now find the termination packet */
if ((packet = vpd_find_packet(vpd, VPD_PID_TERM)) == NULL) {
printf("Error: VPD EEPROM 0x%x missing termination packet\n",
dev_addr);
return 0;
}
/* Calculate data size */
num_bytes = (unsigned long)((unsigned char *)packet -
(unsigned char *)vpd + sizeof(vpd_packet_t));
/* Find stored CRC and clear it */
if ((packet = vpd_find_packet(vpd, VPD_PID_CRC)) == NULL) {
printf("Error: VPD EEPROM 0x%x missing CRC\n", dev_addr);
return 0;
}
stored_crc16 = *((ushort *)packet->data);
*(ushort *)packet->data = 0;
/* OK, lets calculate the CRC and check it */
#if defined(VXWORKS)
calc_crc16 = (0xffff & crc32(buf, num_bytes));
#else
calc_crc16 = (0xffff & crc32(0, buf, num_bytes));
#endif
*(ushort *)packet->data = stored_crc16; /* Now restore the CRC */
if (stored_crc16 != calc_crc16) {
printf("Error: VPD EEPROM 0x%x has bad CRC 0x%x\n",
dev_addr, stored_crc16);
return 0;
}
return 1;
} /* vpd_is_valid() */
static unsigned int get_reffreq(void)
{
vpd_packet_t *packet;
packet = vpd_find_packet(VPD_PID_RCS);
return *((ulong*)packet->data);
}
static unsigned int board_get_cpufreq(void)
{
vpd_packet_t *packet;
packet = vpd_find_packet(VPD_PID_ICS);
return *((ulong*)packet->data);
}
void board_get_enetaddr (uchar *addr)
{
int i;
vpd_packet_t *packet;
packet = vpd_find_packet(VPD_PID_EA);
for (i=0; i<6; i++)
addr[i] = packet->data[i];
}
static unsigned int board_get_cpufreq (void)
{
#ifndef CONFIG_8xx_GCLK_FREQ
vpd_packet_t *packet;
packet = vpd_find_packet (VPD_PID_ICS);
return *((ulong *) packet->data);
#else
return((unsigned int)CONFIG_8xx_GCLK_FREQ );
#endif /* CONFIG_8xx_GCLK_FREQ */
}