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Show SFP+/QSFP memory map dump on higher verbose levels.

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Sponsored by:	Yandex LLC
MFC after:	1 week
This commit is contained in:
melifaro 2014-10-23 11:01:49 +00:00
parent 4c4ec283aa
commit 9dce247ae1
1 changed files with 44 additions and 2 deletions
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46
sbin/ifconfig/sfp.c
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@ -67,6 +67,9 @@ struct i2c_info {
int chip_id;
};
static void dump_i2c_data(struct i2c_info *ii, uint8_t addr, uint8_t off,
uint8_t len);
struct _nv {
int v;
const char *n;
@ -327,6 +330,9 @@ get_sfp_transceiver_class(struct i2c_info *ii, char *buf, size_t size)
const char *tech_class;
uint8_t code;
unsigned char qbuf[8];
ii->f(ii, SFF_8472_BASE, SFF_8472_TRANS_START, 8, (caddr_t)qbuf);
/* Check 10G Ethernet/IB first */
ii->f(ii, SFF_8472_BASE, SFF_8472_TRANS_START, 1, (caddr_t)&code);
tech_class = find_zero_bit(eth_10g, code, 1);
@ -661,6 +667,30 @@ read_i2c_generic(struct i2c_info *ii, uint8_t addr, uint8_t off, uint8_t len,
return (0);
}
static void
dump_i2c_data(struct i2c_info *ii, uint8_t addr, uint8_t off, uint8_t len)
{
unsigned char buf[16];
int i, read;
while (len > 0) {
memset(buf, 0, sizeof(buf));
read = (len > sizeof(buf)) ? sizeof(buf) : len;
ii->f(ii, addr, off, read, buf);
if (ii->error != 0) {
fprintf(stderr, "Error reading i2c info\n");
return;
}
printf("\t");
for (i = 0; i < read; i++)
printf("%02X ", buf[i]);
printf("\n");
len -= read;
off += read;
}
}
static void
print_qsfp_status(struct i2c_info *ii, int verbose)
{
@ -703,6 +733,13 @@ print_qsfp_status(struct i2c_info *ii, int verbose)
printf("\tlane %d: RX: %s TX: %s\n", i, buf, buf2);
}
}
if (verbose > 2) {
printf("\n\tSFF8436 DUMP (0xA0 128..255 range):\n");
dump_i2c_data(ii, SFF_8436_BASE, 128, 128);
printf("\n\tSFF8436 DUMP (0xA0 0..81 range):\n");
dump_i2c_data(ii, SFF_8436_BASE, 0, 82);
}
}
static void
@ -730,12 +767,12 @@ print_sfp_status(struct i2c_info *ii, int verbose)
get_sfp_connector(ii, buf3, sizeof(buf3));
if (ii->error == 0)
printf("\tplugged: %s %s (%s)\n", buf, buf2, buf3);
if (verbose > 2)
printf_sfp_transceiver_descr(ii, buf, sizeof(buf));
print_sfp_vendor(ii, buf, sizeof(buf));
if (ii->error == 0)
printf("\t%s\n", buf);
if (verbose > 5)
printf_sfp_transceiver_descr(ii, buf, sizeof(buf));
/*
* Request current measurements iff they are provided:
*/
@ -747,6 +784,11 @@ print_sfp_status(struct i2c_info *ii, int verbose)
get_sfp_tx_power(ii, buf2, sizeof(buf2));
printf("\tRX: %s TX: %s\n", buf, buf2);
}
if (verbose > 2) {
printf("\n\tSFF8472 DUMP (0xA0 0..127 range):\n");
dump_i2c_data(ii, SFF_8472_BASE, 0, 128);
}
}
void