-
Notifications
You must be signed in to change notification settings - Fork 7
/
eep_6174.c
154 lines (130 loc) · 4.6 KB
/
eep_6174.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
/*
* Copyright (c) 2021 Sergey Ryazanov <ryazanov.s.a@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "atheepmgr.h"
#include "utils.h"
#include "eep_common.h"
#include "eep_6174.h"
struct eep_6174_priv {
int curr_ref_tpl; /* Current reference EEPROM template */
struct qca6174_eeprom eep;
};
static bool eep_6174_load_blob(struct atheepmgr *aem)
{
const int data_size = sizeof(struct qca6174_eeprom);
struct eep_6174_priv *emp = aem->eepmap_priv;
int res;
if (aem->con->blob->getsize(aem) < data_size)
return false;
res = aem->con->blob->read(aem, aem->eep_buf, data_size);
if (res != data_size) {
fprintf(stderr, "Unable to read calibration data blob\n");
return false;
}
memcpy(&emp->eep, aem->eep_buf, sizeof(emp->eep));
aem->eep_len = (data_size + 1) / 2;
return true;
}
static int eep_6174_check(struct atheepmgr *aem)
{
struct eep_6174_priv *emp = aem->eepmap_priv;
struct qca6174_eeprom *eep = &emp->eep;
struct qca6174_base_eep_hdr *pBase = &eep->baseEepHeader;
uint16_t sum;
if (pBase->length != sizeof(*eep) &&
bswap_16(pBase->length) != sizeof(*eep)) {
fprintf(stderr, "Bad EEPROM length 0x%04x/0x%04x (expect 0x%04x)\n",
pBase->length, bswap_16(pBase->length),
(unsigned int)sizeof(*eep));
return false;
}
/**
* Data could come in a compressed form, so calc checksum on the private
* copy of the decomressed calibration data *before* endians fix.
*
* NB: take pointer another one time from container to avoid warning
* about a *possible* unaligned access
*/
sum = eep_calc_csum((uint16_t *)&emp->eep,
sizeof(emp->eep) / sizeof(uint16_t));
if (sum != 0xffff) {
fprintf(stderr, "Bad EEPROM checksum 0x%04x\n", sum);
return false;
}
/**
* NB: we still do not know location of the BigEndian format flag, so
* assume that data is always Little Endian.
*/
if (aem->host_is_be) {
printf("EEPROM Endianness is not native.. Changing.\n");
bswap_16_inplace(pBase->length);
bswap_16_inplace(pBase->checksum);
}
return true;
}
static void eep_6174_dump_base_header(struct atheepmgr *aem)
{
const struct eep_6174_priv *emp = aem->eepmap_priv;
const struct qca6174_eeprom *eep = &emp->eep;
const struct qca6174_base_eep_hdr *pBase = &eep->baseEepHeader;
EEP_PRINT_SECT_NAME("EEPROM Base Header");
printf("%-30s : 0x%04X\n", "Length", pBase->length);
printf("%-30s : 0x%04X\n", "Checksum", pBase->checksum);
printf("%-30s : %d\n", "EEP Version", pBase->eepromVersion);
printf("%-30s : %d\n", "Template Version", pBase->templateVersion);
printf("%-30s : %02X:%02X:%02X:%02X:%02X:%02X\n",
"MacAddress",
pBase->macAddr[0], pBase->macAddr[1], pBase->macAddr[2],
pBase->macAddr[3], pBase->macAddr[4], pBase->macAddr[5]);
printf("\nCustomer Data in hex:\n");
hexdump_print(pBase->custData, sizeof(pBase->custData));
printf("\n");
}
static void eep_6174_dump_power_info(struct atheepmgr *aem)
{
#define PR_CTL(__pref, __band, __is_2g) \
do { \
EEP_PRINT_SUBSECT_NAME(__pref " CTL data"); \
ar9300_dump_ctl(eep->ctlIndex ## __band, \
(uint8_t *)eep->ctlFreqBin ## __band, \
(uint8_t *)eep->ctlData ## __band, \
QCA6174_NUM_ ## __band ## _CTLS, \
QCA6174_NUM_ ## __band ## _BAND_EDGES, \
__is_2g); \
} while (0);
const struct eep_6174_priv *emp = aem->eepmap_priv;
const struct qca6174_eeprom *eep = &emp->eep;
EEP_PRINT_SECT_NAME("EEPROM Power Info");
if (1) /* TODO: 2GHz support test */
PR_CTL("2 GHz", 2G, 1);
if (1) /* TODO: 5GHz support test */
PR_CTL("5 GHz", 5G, 0);
#undef PR_CTL
}
const struct eepmap eepmap_6174 = {
.name = "6174",
.desc = "EEPROM map for .11ac chips (QCA6174)",
.chip_regs = {
.srev = 0x08f0,
},
.priv_data_sz = sizeof(struct eep_6174_priv),
.eep_buf_sz = sizeof(struct qca6174_eeprom) / sizeof(uint16_t),
.load_blob = eep_6174_load_blob,
.check_eeprom = eep_6174_check,
.dump = {
[EEP_SECT_BASE] = eep_6174_dump_base_header,
[EEP_SECT_POWER] = eep_6174_dump_power_info,
},
};