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torvalds
GitHub Repository: torvalds/linux
Path: blob/master/arch/mips/bcm47xx/board.c
26424 views
1
// SPDX-License-Identifier: GPL-2.0
2
#include <linux/errno.h>
3
#include <linux/export.h>
4
#include <linux/string.h>
5
#include <bcm47xx.h>
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#include <bcm47xx_board.h>
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8
struct bcm47xx_board_type {
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const enum bcm47xx_board board;
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const char *name;
11
};
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struct bcm47xx_board_type_list1 {
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struct bcm47xx_board_type board;
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const char *value1;
16
};
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struct bcm47xx_board_type_list2 {
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struct bcm47xx_board_type board;
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const char *value1;
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const char *value2;
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};
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struct bcm47xx_board_type_list3 {
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struct bcm47xx_board_type board;
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const char *value1;
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const char *value2;
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const char *value3;
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};
30
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struct bcm47xx_board_store {
32
enum bcm47xx_board board;
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char name[BCM47XX_BOARD_MAX_NAME];
34
};
35
36
/* model_name */
37
static const
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struct bcm47xx_board_type_list1 bcm47xx_board_list_model_name[] __initconst = {
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{{BCM47XX_BOARD_DLINK_DIR130, "D-Link DIR-130"}, "DIR-130"},
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{{BCM47XX_BOARD_DLINK_DIR330, "D-Link DIR-330"}, "DIR-330"},
41
{ {0}, NULL},
42
};
43
44
/* hardware_version */
45
static const
46
struct bcm47xx_board_type_list1 bcm47xx_board_list_hardware_version[] __initconst = {
47
{{BCM47XX_BOARD_ASUS_RTN10U, "Asus RT-N10U"}, "RTN10U"},
48
{{BCM47XX_BOARD_ASUS_RTN10D, "Asus RT-N10D"}, "RTN10D"},
49
{{BCM47XX_BOARD_ASUS_RTN12, "Asus RT-N12"}, "RT-N12"},
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{{BCM47XX_BOARD_ASUS_RTN12B1, "Asus RT-N12B1"}, "RTN12B1"},
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{{BCM47XX_BOARD_ASUS_RTN12C1, "Asus RT-N12C1"}, "RTN12C1"},
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{{BCM47XX_BOARD_ASUS_RTN12D1, "Asus RT-N12D1"}, "RTN12D1"},
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{{BCM47XX_BOARD_ASUS_RTN12HP, "Asus RT-N12HP"}, "RTN12HP"},
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{{BCM47XX_BOARD_ASUS_RTN16, "Asus RT-N16"}, "RT-N16-"},
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{{BCM47XX_BOARD_ASUS_WL320GE, "Asus WL320GE"}, "WL320G-"},
56
{{BCM47XX_BOARD_ASUS_WL330GE, "Asus WL330GE"}, "WL330GE-"},
57
{{BCM47XX_BOARD_ASUS_WL500GD, "Asus WL500GD"}, "WL500gd-"},
58
{{BCM47XX_BOARD_ASUS_WL500GPV1, "Asus WL500GP V1"}, "WL500gp-"},
59
{{BCM47XX_BOARD_ASUS_WL500GPV2, "Asus WL500GP V2"}, "WL500GPV2-"},
60
{{BCM47XX_BOARD_ASUS_WL500W, "Asus WL500W"}, "WL500gW-"},
61
{{BCM47XX_BOARD_ASUS_WL520GC, "Asus WL520GC"}, "WL520GC-"},
62
{{BCM47XX_BOARD_ASUS_WL520GU, "Asus WL520GU"}, "WL520GU-"},
63
{{BCM47XX_BOARD_BELKIN_F7D3301, "Belkin F7D3301"}, "F7D3301"},
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{{BCM47XX_BOARD_BELKIN_F7D3302, "Belkin F7D3302"}, "F7D3302"},
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{{BCM47XX_BOARD_BELKIN_F7D4301, "Belkin F7D4301"}, "F7D4301"},
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{{BCM47XX_BOARD_BELKIN_F7D4302, "Belkin F7D4302"}, "F7D4302"},
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{{BCM47XX_BOARD_BELKIN_F7D4401, "Belkin F7D4401"}, "F7D4401"},
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{ {0}, NULL},
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};
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/* hardware_version, boardnum */
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static const
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struct bcm47xx_board_type_list2 bcm47xx_board_list_hw_version_num[] __initconst = {
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{{BCM47XX_BOARD_MICROSOFT_MN700, "Microsoft MN-700"}, "WL500-", "mn700"},
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{{BCM47XX_BOARD_ASUS_WL500G, "Asus WL500G"}, "WL500-", "asusX"},
76
{ {0}, NULL},
77
};
78
79
/* productid */
80
static const
81
struct bcm47xx_board_type_list1 bcm47xx_board_list_productid[] __initconst = {
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{{BCM47XX_BOARD_ASUS_RTAC66U, "Asus RT-AC66U"}, "RT-AC66U"},
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{{BCM47XX_BOARD_ASUS_RTN10, "Asus RT-N10"}, "RT-N10"},
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{{BCM47XX_BOARD_ASUS_RTN10D, "Asus RT-N10D"}, "RT-N10D"},
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{{BCM47XX_BOARD_ASUS_RTN15U, "Asus RT-N15U"}, "RT-N15U"},
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{{BCM47XX_BOARD_ASUS_RTN16, "Asus RT-N16"}, "RT-N16"},
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{{BCM47XX_BOARD_ASUS_RTN53, "Asus RT-N53"}, "RT-N53"},
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{{BCM47XX_BOARD_ASUS_RTN66U, "Asus RT-N66U"}, "RT-N66U"},
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{{BCM47XX_BOARD_ASUS_WL300G, "Asus WL300G"}, "WL300g"},
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{{BCM47XX_BOARD_ASUS_WLHDD, "Asus WLHDD"}, "WLHDD"},
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{ {0}, NULL},
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};
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/* ModelId */
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static const
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struct bcm47xx_board_type_list1 bcm47xx_board_list_ModelId[] __initconst = {
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{{BCM47XX_BOARD_DELL_TM2300, "Dell TrueMobile 2300"}, "WX-5565"},
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{{BCM47XX_BOARD_MOTOROLA_WE800G, "Motorola WE800G"}, "WE800G"},
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{{BCM47XX_BOARD_MOTOROLA_WR850GP, "Motorola WR850GP"}, "WR850GP"},
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{{BCM47XX_BOARD_MOTOROLA_WR850GV2V3, "Motorola WR850G"}, "WR850G"},
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{ {0}, NULL},
102
};
103
104
/* melco_id or buf1falo_id */
105
static const
106
struct bcm47xx_board_type_list1 bcm47xx_board_list_melco_id[] __initconst = {
107
{{BCM47XX_BOARD_BUFFALO_WBR2_G54, "Buffalo WBR2-G54"}, "29bb0332"},
108
{{BCM47XX_BOARD_BUFFALO_WHR2_A54G54, "Buffalo WHR2-A54G54"}, "290441dd"},
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{{BCM47XX_BOARD_BUFFALO_WHR_G125, "Buffalo WHR-G125"}, "32093"},
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{{BCM47XX_BOARD_BUFFALO_WHR_G54S, "Buffalo WHR-G54S"}, "30182"},
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{{BCM47XX_BOARD_BUFFALO_WHR_HP_G54, "Buffalo WHR-HP-G54"}, "30189"},
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{{BCM47XX_BOARD_BUFFALO_WLA2_G54L, "Buffalo WLA2-G54L"}, "29129"},
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{{BCM47XX_BOARD_BUFFALO_WZR_G300N, "Buffalo WZR-G300N"}, "31120"},
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{{BCM47XX_BOARD_BUFFALO_WZR_RS_G54, "Buffalo WZR-RS-G54"}, "30083"},
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{{BCM47XX_BOARD_BUFFALO_WZR_RS_G54HP, "Buffalo WZR-RS-G54HP"}, "30103"},
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{ {0}, NULL},
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};
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/* boot_hw_model, boot_hw_ver */
120
static const
121
struct bcm47xx_board_type_list2 bcm47xx_board_list_boot_hw[] __initconst = {
122
/* like WRT160N v3.0 */
123
{{BCM47XX_BOARD_CISCO_M10V1, "Cisco M10"}, "M10", "1.0"},
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/* like WRT310N v2.0 */
125
{{BCM47XX_BOARD_CISCO_M20V1, "Cisco M20"}, "M20", "1.0"},
126
{{BCM47XX_BOARD_LINKSYS_E900V1, "Linksys E900 V1"}, "E900", "1.0"},
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/* like WRT160N v3.0 */
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{{BCM47XX_BOARD_LINKSYS_E1000V1, "Linksys E1000 V1"}, "E100", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_E1000V2, "Linksys E1000 V2"}, "E1000", "2.0"},
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{{BCM47XX_BOARD_LINKSYS_E1000V21, "Linksys E1000 V2.1"}, "E1000", "2.1"},
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{{BCM47XX_BOARD_LINKSYS_E1200V2, "Linksys E1200 V2"}, "E1200", "2.0"},
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{{BCM47XX_BOARD_LINKSYS_E2000V1, "Linksys E2000 V1"}, "Linksys E2000", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_E2500V3, "Linksys E2500 V3"}, "E2500", "1.0"},
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/* like WRT610N v2.0 */
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{{BCM47XX_BOARD_LINKSYS_E3000V1, "Linksys E3000 V1"}, "E300", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_E3200V1, "Linksys E3200 V1"}, "E3200", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_E4200V1, "Linksys E4200 V1"}, "E4200", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_WRT150NV11, "Linksys WRT150N V1.1"}, "WRT150N", "1.1"},
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{{BCM47XX_BOARD_LINKSYS_WRT150NV1, "Linksys WRT150N V1"}, "WRT150N", "1"},
140
{{BCM47XX_BOARD_LINKSYS_WRT160NV1, "Linksys WRT160N V1"}, "WRT160N", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_WRT160NV3, "Linksys WRT160N V3"}, "WRT160N", "3.0"},
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{{BCM47XX_BOARD_LINKSYS_WRT300NV11, "Linksys WRT300N V1.1"}, "WRT300N", "1.1"},
143
{{BCM47XX_BOARD_LINKSYS_WRT310NV1, "Linksys WRT310N V1"}, "WRT310N", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_WRT310NV2, "Linksys WRT310N V2"}, "WRT310N", "2.0"},
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{{BCM47XX_BOARD_LINKSYS_WRT320N_V1, "Linksys WRT320N V1"}, "WRT320N", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_WRT54G3GV2, "Linksys WRT54G3GV2-VF"}, "WRT54G3GV2-VF", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_WRT610NV1, "Linksys WRT610N V1"}, "WRT610N", "1.0"},
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{{BCM47XX_BOARD_LINKSYS_WRT610NV2, "Linksys WRT610N V2"}, "WRT610N", "2.0"},
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{ {0}, NULL},
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};
151
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/* board_id */
153
static const
154
struct bcm47xx_board_type_list1 bcm47xx_board_list_board_id[] __initconst = {
155
{{BCM47XX_BOARD_LUXUL_ABR_4400_V1, "Luxul ABR-4400 V1"}, "luxul_abr4400_v1"},
156
{{BCM47XX_BOARD_LUXUL_XAP_310_V1, "Luxul XAP-310 V1"}, "luxul_xap310_v1"},
157
{{BCM47XX_BOARD_LUXUL_XAP_1210_V1, "Luxul XAP-1210 V1"}, "luxul_xap1210_v1"},
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{{BCM47XX_BOARD_LUXUL_XAP_1230_V1, "Luxul XAP-1230 V1"}, "luxul_xap1230_v1"},
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{{BCM47XX_BOARD_LUXUL_XAP_1240_V1, "Luxul XAP-1240 V1"}, "luxul_xap1240_v1"},
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{{BCM47XX_BOARD_LUXUL_XAP_1500_V1, "Luxul XAP-1500 V1"}, "luxul_xap1500_v1"},
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{{BCM47XX_BOARD_LUXUL_XBR_4400_V1, "Luxul XBR-4400 V1"}, "luxul_xbr4400_v1"},
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{{BCM47XX_BOARD_LUXUL_XVW_P30_V1, "Luxul XVW-P30 V1"}, "luxul_xvwp30_v1"},
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{{BCM47XX_BOARD_LUXUL_XWR_600_V1, "Luxul XWR-600 V1"}, "luxul_xwr600_v1"},
164
{{BCM47XX_BOARD_LUXUL_XWR_1750_V1, "Luxul XWR-1750 V1"}, "luxul_xwr1750_v1"},
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{{BCM47XX_BOARD_NETGEAR_R6200_V1, "Netgear R6200 V1"}, "U12H192T00_NETGEAR"},
166
{{BCM47XX_BOARD_NETGEAR_R6300_V1, "Netgear R6300 V1"}, "U12H218T00_NETGEAR"},
167
{{BCM47XX_BOARD_NETGEAR_WGR614V8, "Netgear WGR614 V8"}, "U12H072T00_NETGEAR"},
168
{{BCM47XX_BOARD_NETGEAR_WGR614V9, "Netgear WGR614 V9"}, "U12H094T00_NETGEAR"},
169
{{BCM47XX_BOARD_NETGEAR_WGR614_V10, "Netgear WGR614 V10"}, "U12H139T01_NETGEAR"},
170
{{BCM47XX_BOARD_NETGEAR_WN2500RP_V1, "Netgear WN2500RP V1"}, "U12H197T00_NETGEAR"},
171
{{BCM47XX_BOARD_NETGEAR_WN2500RP_V2, "Netgear WN2500RP V2"}, "U12H294T00_NETGEAR"},
172
{{BCM47XX_BOARD_NETGEAR_WNDR3300, "Netgear WNDR3300"}, "U12H093T00_NETGEAR"},
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{{BCM47XX_BOARD_NETGEAR_WNDR3400V1, "Netgear WNDR3400 V1"}, "U12H155T00_NETGEAR"},
174
{{BCM47XX_BOARD_NETGEAR_WNDR3400V2, "Netgear WNDR3400 V2"}, "U12H187T00_NETGEAR"},
175
{{BCM47XX_BOARD_NETGEAR_WNDR3400_V3, "Netgear WNDR3400 V3"}, "U12H208T00_NETGEAR"},
176
{{BCM47XX_BOARD_NETGEAR_WNDR3400VCNA, "Netgear WNDR3400 Vcna"}, "U12H155T01_NETGEAR"},
177
{{BCM47XX_BOARD_NETGEAR_WNDR3700V3, "Netgear WNDR3700 V3"}, "U12H194T00_NETGEAR"},
178
{{BCM47XX_BOARD_NETGEAR_WNDR4000, "Netgear WNDR4000"}, "U12H181T00_NETGEAR"},
179
{{BCM47XX_BOARD_NETGEAR_WNDR4500V1, "Netgear WNDR4500 V1"}, "U12H189T00_NETGEAR"},
180
{{BCM47XX_BOARD_NETGEAR_WNDR4500V2, "Netgear WNDR4500 V2"}, "U12H224T00_NETGEAR"},
181
{{BCM47XX_BOARD_NETGEAR_WNR1000_V3, "Netgear WNR1000 V3"}, "U12H139T00_NETGEAR"},
182
{{BCM47XX_BOARD_NETGEAR_WNR1000_V3, "Netgear WNR1000 V3"}, "U12H139T50_NETGEAR"},
183
{{BCM47XX_BOARD_NETGEAR_WNR2000, "Netgear WNR2000"}, "U12H114T00_NETGEAR"},
184
{{BCM47XX_BOARD_NETGEAR_WNR3500L, "Netgear WNR3500L"}, "U12H136T99_NETGEAR"},
185
{{BCM47XX_BOARD_NETGEAR_WNR3500L_V2, "Netgear WNR3500L V2"}, "U12H172T00_NETGEAR"},
186
{{BCM47XX_BOARD_NETGEAR_WNR3500U, "Netgear WNR3500U"}, "U12H136T00_NETGEAR"},
187
{{BCM47XX_BOARD_NETGEAR_WNR3500V2, "Netgear WNR3500 V2"}, "U12H127T00_NETGEAR"},
188
{{BCM47XX_BOARD_NETGEAR_WNR3500V2VC, "Netgear WNR3500 V2vc"}, "U12H127T70_NETGEAR"},
189
{{BCM47XX_BOARD_NETGEAR_WNR834BV2, "Netgear WNR834B V2"}, "U12H081T00_NETGEAR"},
190
{ {0}, NULL},
191
};
192
193
/* boardtype, boardnum, boardrev */
194
static const
195
struct bcm47xx_board_type_list3 bcm47xx_board_list_board[] __initconst = {
196
{{BCM47XX_BOARD_HUAWEI_B593U_12, "Huawei B593u-12"}, "0x053d", "1234", "0x1301"},
197
{{BCM47XX_BOARD_HUAWEI_E970, "Huawei E970"}, "0x048e", "0x5347", "0x11"},
198
{{BCM47XX_BOARD_PHICOMM_M1, "Phicomm M1"}, "0x0590", "80", "0x1104"},
199
{{BCM47XX_BOARD_ZTE_H218N, "ZTE H218N"}, "0x053d", "1234", "0x1305"},
200
{{BCM47XX_BOARD_NETGEAR_WNR3500L, "Netgear WNR3500L"}, "0x04CF", "3500", "02"},
201
{{BCM47XX_BOARD_NETGEAR_WNR3500L_V2, "Netgear WNR3500L V2"}, "0x052b", "3500L", "02"},
202
{{BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0101, "Linksys WRT54G/GS/GL"}, "0x0101", "42", "0x10"},
203
{{BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0467, "Linksys WRT54G/GS/GL"}, "0x0467", "42", "0x10"},
204
{{BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0708, "Linksys WRT54G/GS/GL"}, "0x0708", "42", "0x10"},
205
{ {0}, NULL},
206
};
207
208
/* boardtype, boardrev */
209
static const
210
struct bcm47xx_board_type_list2 bcm47xx_board_list_board_type_rev[] __initconst = {
211
{{BCM47XX_BOARD_SIEMENS_SE505V2, "Siemens SE505 V2"}, "0x0101", "0x10"},
212
{ {0}, NULL},
213
};
214
215
/*
216
* Some devices don't use any common NVRAM entry for identification and they
217
* have only one model specific variable.
218
* They don't deserve own arrays, let's group them there using key-value array.
219
*/
220
static const
221
struct bcm47xx_board_type_list2 bcm47xx_board_list_key_value[] __initconst = {
222
{{BCM47XX_BOARD_ASUS_WL700GE, "Asus WL700"}, "model_no", "WL700"},
223
{{BCM47XX_BOARD_LINKSYS_WRT300N_V1, "Linksys WRT300N V1"}, "router_name", "WRT300N"},
224
{{BCM47XX_BOARD_LINKSYS_WRT600N_V11, "Linksys WRT600N V1.1"}, "Model_Name", "WRT600N"},
225
{{BCM47XX_BOARD_LINKSYS_WRTSL54GS, "Linksys WRTSL54GS"}, "machine_name", "WRTSL54GS"},
226
{ {0}, NULL},
227
};
228
229
static const
230
struct bcm47xx_board_type bcm47xx_board_unknown[] __initconst = {
231
{BCM47XX_BOARD_UNKNOWN, "Unknown Board"},
232
};
233
234
static struct bcm47xx_board_store bcm47xx_board = {BCM47XX_BOARD_NO, "Unknown Board"};
235
236
static __init const struct bcm47xx_board_type *bcm47xx_board_get_nvram(void)
237
{
238
char buf1[30];
239
char buf2[30];
240
char buf3[30];
241
const struct bcm47xx_board_type_list1 *e1;
242
const struct bcm47xx_board_type_list2 *e2;
243
const struct bcm47xx_board_type_list3 *e3;
244
245
if (bcm47xx_nvram_getenv("model_name", buf1, sizeof(buf1)) >= 0) {
246
for (e1 = bcm47xx_board_list_model_name; e1->value1; e1++) {
247
if (!strcmp(buf1, e1->value1))
248
return &e1->board;
249
}
250
}
251
252
if (bcm47xx_nvram_getenv("hardware_version", buf1, sizeof(buf1)) >= 0) {
253
for (e1 = bcm47xx_board_list_hardware_version; e1->value1; e1++) {
254
if (strstarts(buf1, e1->value1))
255
return &e1->board;
256
}
257
}
258
259
if (bcm47xx_nvram_getenv("hardware_version", buf1, sizeof(buf1)) >= 0 &&
260
bcm47xx_nvram_getenv("boardnum", buf2, sizeof(buf2)) >= 0) {
261
for (e2 = bcm47xx_board_list_hw_version_num; e2->value1; e2++) {
262
if (!strstarts(buf1, e2->value1) &&
263
!strcmp(buf2, e2->value2))
264
return &e2->board;
265
}
266
}
267
268
if (bcm47xx_nvram_getenv("productid", buf1, sizeof(buf1)) >= 0) {
269
for (e1 = bcm47xx_board_list_productid; e1->value1; e1++) {
270
if (!strcmp(buf1, e1->value1))
271
return &e1->board;
272
}
273
}
274
275
if (bcm47xx_nvram_getenv("ModelId", buf1, sizeof(buf1)) >= 0) {
276
for (e1 = bcm47xx_board_list_ModelId; e1->value1; e1++) {
277
if (!strcmp(buf1, e1->value1))
278
return &e1->board;
279
}
280
}
281
282
if (bcm47xx_nvram_getenv("melco_id", buf1, sizeof(buf1)) >= 0 ||
283
bcm47xx_nvram_getenv("buf1falo_id", buf1, sizeof(buf1)) >= 0) {
284
/* buffalo hardware, check id for specific hardware matches */
285
for (e1 = bcm47xx_board_list_melco_id; e1->value1; e1++) {
286
if (!strcmp(buf1, e1->value1))
287
return &e1->board;
288
}
289
}
290
291
if (bcm47xx_nvram_getenv("boot_hw_model", buf1, sizeof(buf1)) >= 0 &&
292
bcm47xx_nvram_getenv("boot_hw_ver", buf2, sizeof(buf2)) >= 0) {
293
for (e2 = bcm47xx_board_list_boot_hw; e2->value1; e2++) {
294
if (!strcmp(buf1, e2->value1) &&
295
!strcmp(buf2, e2->value2))
296
return &e2->board;
297
}
298
}
299
300
if (bcm47xx_nvram_getenv("board_id", buf1, sizeof(buf1)) >= 0) {
301
for (e1 = bcm47xx_board_list_board_id; e1->value1; e1++) {
302
if (!strcmp(buf1, e1->value1))
303
return &e1->board;
304
}
305
}
306
307
if (bcm47xx_nvram_getenv("boardtype", buf1, sizeof(buf1)) >= 0 &&
308
bcm47xx_nvram_getenv("boardnum", buf2, sizeof(buf2)) >= 0 &&
309
bcm47xx_nvram_getenv("boardrev", buf3, sizeof(buf3)) >= 0) {
310
for (e3 = bcm47xx_board_list_board; e3->value1; e3++) {
311
if (!strcmp(buf1, e3->value1) &&
312
!strcmp(buf2, e3->value2) &&
313
!strcmp(buf3, e3->value3))
314
return &e3->board;
315
}
316
}
317
318
if (bcm47xx_nvram_getenv("boardtype", buf1, sizeof(buf1)) >= 0 &&
319
bcm47xx_nvram_getenv("boardrev", buf2, sizeof(buf2)) >= 0 &&
320
bcm47xx_nvram_getenv("boardnum", buf3, sizeof(buf3)) == -ENOENT) {
321
for (e2 = bcm47xx_board_list_board_type_rev; e2->value1; e2++) {
322
if (!strcmp(buf1, e2->value1) &&
323
!strcmp(buf2, e2->value2))
324
return &e2->board;
325
}
326
}
327
328
for (e2 = bcm47xx_board_list_key_value; e2->value1; e2++) {
329
if (bcm47xx_nvram_getenv(e2->value1, buf1, sizeof(buf1)) >= 0) {
330
if (!strcmp(buf1, e2->value2))
331
return &e2->board;
332
}
333
}
334
335
return bcm47xx_board_unknown;
336
}
337
338
void __init bcm47xx_board_detect(void)
339
{
340
int err;
341
char buf[10];
342
const struct bcm47xx_board_type *board_detected;
343
344
if (bcm47xx_board.board != BCM47XX_BOARD_NO)
345
return;
346
347
/* check if the nvram is available */
348
err = bcm47xx_nvram_getenv("boardtype", buf, sizeof(buf));
349
350
/* init of nvram failed, probably too early now */
351
if (err == -ENXIO)
352
return;
353
354
board_detected = bcm47xx_board_get_nvram();
355
bcm47xx_board.board = board_detected->board;
356
strscpy(bcm47xx_board.name, board_detected->name,
357
BCM47XX_BOARD_MAX_NAME);
358
}
359
360
enum bcm47xx_board bcm47xx_board_get(void)
361
{
362
return bcm47xx_board.board;
363
}
364
EXPORT_SYMBOL(bcm47xx_board_get);
365
366
const char *bcm47xx_board_get_name(void)
367
{
368
return bcm47xx_board.name;
369
}
370
EXPORT_SYMBOL(bcm47xx_board_get_name);
371
372