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Update mqnic-bmc to support Gecko BMC

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This commit is contained in:
Alex Forencich 2021-03-04 22:39:25 -08:00
parent 705133bf7a
commit d2fdf1a7bd
1 changed files with 97 additions and 0 deletions
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97
utils/mqnic-bmc.c
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@ -123,6 +123,66 @@ struct sensor_channel alveo_bmc_sensors[] = {
{0, "", ""}
};
int mqnic_gecko_bmc_read(struct mqnic *dev)
{
uint32_t val;
int timeout = 20000;
while (1)
{
val = mqnic_reg_read32(dev->regs, 0x0188);
if (val & (1 << 19))
{
if (val & (1 << 18))
{
// timed out
printf("Timed out waiting for BMC\n");
usleep(10000);
return -2;
}
return val & 0xffff;
}
else
{
timeout--;
if (timeout == 0)
{
printf("Timed out waiting for operation\n");
return -1;
}
usleep(10);
}
}
return -1;
}
int mqnic_gecko_bmc_write(struct mqnic *dev, uint16_t cmd, uint32_t data)
{
int ret;
ret = mqnic_gecko_bmc_read(dev);
if (ret == -1)
return ret;
mqnic_reg_write32(dev->regs, 0x0180, data);
mqnic_reg_write32(dev->regs, 0x0184, cmd << 16);
return 0;
}
int mqnic_gecko_bmc_query(struct mqnic *dev, uint16_t cmd, uint32_t data)
{
int ret;
ret = mqnic_gecko_bmc_write(dev, cmd, data);
if (ret)
return ret;
return mqnic_gecko_bmc_read(dev);
}
int main(int argc, char *argv[])
{
char *name;
@ -235,6 +295,43 @@ int main(int argc, char *argv[])
printf("\n");
}
break;
case MQNIC_BOARD_ID_FB2CG_KU15P:
printf("Detected Silicom board with Gecko BMC\n");
if (mqnic_gecko_bmc_query(dev, 0x7006, 0) <= 0)
{
fprintf(stderr, "Failed to communicate with BMC\n");
ret = -1;
goto err;
}
uint16_t v_l = mqnic_gecko_bmc_query(dev, 0x7005, 0);
uint16_t v_h = mqnic_gecko_bmc_query(dev, 0x7006, 0);
printf("Gecko BMC version %d.%d.%d.%d\n", (v_h >> 8) & 0xff, v_h & 0xff, (v_l >> 8) & 0xff, v_l & 0xff);
// read MAC addresses
printf("MAC addresses:\n");
for (int k = 0; k < 8; k++)
{
uint8_t mac[6];
for (int i = 0; i < 6; i += 2)
{
uint16_t val = mqnic_gecko_bmc_query(dev, 0x2003, 0+k*6+i);
mac[i] = val & 0xff;
mac[i+1] = (val >> 8) & 0xff;
}
printf("MAC %d: ", k);
for (int i = 0; i < 6; i++)
{
if (i != 0)
printf(":");
printf("%02x", mac[i]);
}
printf("\n");
}
break;
default:
fprintf(stderr, "Board does not have BMC or BMC not currently supported\n");