22nd May 2012, 12:56 PM
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Tytung UNIMAC kernel debugging
Hello all,
I'm working on the mac address problem inherent to HD2.
For now under Magldr, it is more or less unique (more than less) ;)
Other boot method I can't test is haret/wimo
It seems that my patch modifying the NAND(magldr) boot affects the SD boot.
I can't figure it without precise reports. I need you to use "adb" to report me some info.
Here is how to do it:
cd your/android-sdk-linux/platform-tools/
fbourdonnec@ntkiller2:>
./adb shell
#
uname -a
Linux localhost 2.6.32-ics_tytung_HWA_r2.3-uniMAC #7 PREEMPT Tue May 22 02:13:09 CEST 2012 armv7l GNU/Linux
#
dmesg |grep -i mac
<4>[ 0.000000] Machine: htcleo
<6>[ 1.439056] Device Bluetooth MAC Address: 00:23:76:32:16:be
<6>[ 2.989105] rndis_function_bind_config MAC: 00:00:00:00:00:00
<6>[ 2.989593] usb0: MAC 36:b0:0d:af:76:1d
<6>[ 2.989624] usb0: HOST MAC ca:50:bc:14:ad:79
<6>[ 3.444152] Device Wifi Mac Address: 00:23:76:be:16:32
Tips
-shell into your hd2 asap, while in the boot animation !
-do it with both kernels HWA_r2.3-uniMAC and previous functionnal
Please other Magldr users, post here the macaddress you have.
This is just to eval 'dispersion' (collision avoidance) with actual patch.
Franck
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22nd May 2012, 05:13 PM
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ok, good news,
Saw the mistake in the kernel code.
function() call to guess a mac was inadvertandly removed for SD boot method!
Fixed in R4
This thread still must be filled with MAC address for NAND and SD kernel version to evaluate collision avoidance.
Meanwhile I'm working on reading on interesting NAND block with something ressembling a MAC in it.
Will need more testers to check it is a unique MAC ;)
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25th May 2012, 06:16 PM
(Last edited by Franck78; 26th May 2012 at 12:05 PM .)
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Hello All,
How many of you users with hd2 will be able to compile a custom kernel with a patched htcleo_nand.c ?
This is to validate my guess of finding two unique macadress writed in block 505 of the NAND.
To definitly get rid of this problem.
Franck
Code:
diff --git a/drivers/mtd/devices/htcleo_nand.c b/drivers/mtd/devices/htcleo_nand.c
index 2150bcc..bfbcbad 100755
--- a/drivers/mtd/devices/htcleo_nand.c
+++ b/drivers/mtd/devices/htcleo_nand.c
@@ -1827,6 +1827,116 @@ static int param_get_page_size(char *buffer, struct kernel_param *kp)
}
module_param_call(pagesize, NULL, param_get_page_size, NULL, S_IRUGO);
+int is_htc_mac (int pattern)
+{
+ /* HTC blocks to find :
+ 00:09:2D
+ 00:23:76
+ 18:87:76
+ 1C:B0:94
+ 38:E7:D8
+ 64:A7:69
+ 7C:61:93
+ 90:21:55
+ A0:F4:50
+ A8:26:D9
+ D4:20:6D
+ D8:B3:77
+ E8:99:C4
+ F8:DB:F7 */
+ static int nums[] = {
+ 0x00092D,0x2D0900,
+ 0x002376,0x762300,
+ 0x188776,0x768718,
+ 0x1CB094,0x94B01C,
+ 0x38E7D8,0xD8E738,
+ 0x64A769,0x69A764,
+ 0x7C6193,0x93617C,
+ 0x902155,0x552190,
+ 0xA0F450,0x50F4A0,
+ 0xA826D9,0xD926A8,
+ 0xD4206D,0x6D20D4,
+ 0xD8B377,0x77B3D8,
+ 0xE899C4,0xC499E8,
+ 0xF8DBF7,0xF7DBF8};
+ int i;
+ for (i=0; i< (sizeof(nums)/sizeof(nums[0])); i++)
+ {
+ if (nums[i] == pattern) return 1;
+ }
+ return 0;
+}
+void scanmac(struct mtd_info *mtd)
+{
+ unsigned char *iobuf;
+ int ret;
+ loff_t addr;
+ struct mtd_oob_ops ops;
+ int i,j,k;
+
+ iobuf = kmalloc(2048/*mtd->erasesize*/, GFP_KERNEL);
+ if (!iobuf) {
+ /*ret = -ENOMEM;*/
+ printk("%s: error: cannot allocate memory\n",__func__);
+ return;
+ }
+
+ ops.mode = MTD_OOB_PLACE;
+ ops.len = 2048;
+ ops.datbuf = iobuf;
+ ops.ooblen = 0;
+ ops.oobbuf = NULL;
+ ops.retlen = 0;
+
+ /* bloc 505 page 6 contains as good candidate */
+ addr = ((loff_t) 505*0x20000 + 6*2048);
+ ret = msm_nand_read_oob(mtd, addr, &ops);
+
+ if (ret == -EUCLEAN)
+ ret = 0;
+ if (ret || ops.retlen != 2048 ) {
+ printk("%s: error: read(%d) failed at %#llx\n",__func__,ops.retlen, addr);
+ goto out;
+ }
+
+ printk("%s: Prefered candidate mac=%02x:%02x:%02x:%02x:%02x:%02x\n",__func__,
+ iobuf[5],iobuf[4],iobuf[3],iobuf[2],iobuf[1],iobuf[0]);
+
+ /* now lets walk looking for HTC mac in the first reserved blocks of NAND */
+ /* NUM_PROTECTED_BLOCKS=0x212 but Parttiontable starts at 0x219 */
+ /* I think 400 is ok, I have already eliminated 0 - 157 with false positive */
+ /* If my guess is correct, only 505 will match ;) */
+ for (i=158; i<0x219; i++) {
+ for (j=0; j<64; j++) {
+ addr = ((loff_t) i*0x20000 + j*2048);
+ ret = msm_nand_read_oob(mtd, addr, &ops);
+
+ if (ret == -EUCLEAN)
+ ret = 0;
+ if (ret || ops.retlen != 2048 ) {
+ printk("%s: error: read(%d) failed at %#llx\n",__func__,ops.retlen, addr);
+ break;
+ }
+ /* check */
+ for (k=0; k<2045; k++) {
+ if (is_htc_mac( (iobuf[k+0]<<16) + (iobuf[k+1]<<8) + iobuf[k+2])) {
+ printk("Mac candidate at block:%d page:%d offset:%d:\n",i,j,k);
+ k >>= 4;
+ k <<= 4;
+ print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, &iobuf[k], 16);
+ k += 16;
+ }
+ }
+ }/*j*/
+ }/*i*/
+ ret = 0;
+out:
+ kfree(iobuf);
+ if (ret)
+ printk("Find MAc Error %d occurred\n", ret);
+ return;
+}
+
/**
* msm_nand_scan - [msm_nand Interface] Scan for the msm_nand device
* @param mtd MTD device structure
@@ -1992,6 +2102,8 @@ int msm_nand_scan(struct mtd_info *mtd, int maxchips)
/* msm_nand_unlock_all(mtd); */
/* return this->scan_bbt(mtd); */
+ scanmac(mtd);
+
#if VERBOSE
for (i=0;i<nand_info->block_count;i++)
my findings are on five HD2 are:
Frk
Mac candidate at block:505 page:0 offset:40:
00000000: 00 00 00 00 30 00 00 00
38 e7 d8 e6 38 fc 00 00 ....0...8...8...
Mac candidate at block:505 page:6 offset:3:
00000000:
80 1c e2 d8 e7 38 ff ff ff ff ff ff ff ff ff ff .....8..........
wifi mac
38 e7 d8 e6 38 fc under WIMO
Bad
Mac candidate at block:505 page:0 offset:40:
00000000: 00 00 00 00 30 00 00 00
00 23 76 5d fb 08 00 00 ....0....#v]....
Mac candidate at block:505 page:6 offset:3:
00000000:
df 20 74 76 23 00 ff ff ff ff ff ff ff ff ff ff . tv#...........
Frk2
Mac candidate at block:505 page:0 offset:40:
00000000: 00 00 00 00 30 00 00 00
00 23 76 d7 ea 13 00 00 ....0....#v.....
Mac candidate at block:505 page:6 offset:3:
00000000:
80 5b e5 76 23 00 ff ff ff ff ff ff ff ff ff ff .[.v#...........
Val
Mac candidate at block:505 page:0 offset:40:
00000000: 00 00 00 00 30 00 00 00
00 23 76 89 09 c0 00 00 ....0....#v.....
Mac candidate at block:505 page:6 offset:3:
00000000:
46 da 6d 76 23 00 ff ff ff ff ff ff ff ff ff ff F.mv#...........
Flo
Mac candidate at block:505 page:0 offset:40:
00000000: 00 00 00 00 30 00 00 00
00 23 76 8c a4 a6 00 00 ....0....#v.....
Mac candidate at block:505 page:6 offset:3:
00000000:
3d 48 6f 76 23 00 ff ff ff ff ff ff ff ff ff ff =Hov#...........
Flo after full task29+reinstall
Mac candidate at block:505 page:0 offset:40:
00000000: 00 00 00 00 30 00 00 00
00 23 76 8c a4 a6 00 00 ....0....#v.....
Mac candidate at block:505 page:6 offset:3:
00000000:
3d 48 6f 76 23 00 ff ff ff ff ff ff ff ff ff ff =Hov#...........
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26th May 2012, 08:26 AM
(Last edited by Rick_1995; 26th May 2012 at 10:08 AM .)
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I think you nailed it,
My device's bluetooth mac id under windows: 00:23:76:78:70:78
My device's wireless mac id under windows: 00:23:76:96:1B:F9
Code:
<4>[ 1.325286] scanmac: Prefered candidate mac=00:23:76:78:70:78
<4>[ 22.797302] Mac candidate at block:505 page:0 offset:40:
<7>[ 22.797332] 00000000: 00 00 00 00 10 00 00 00 00 23 76 96 1b f9 00 00
<4>[ 22.803070] Mac candidate at block:505 page:6 offset:3:
<7>[ 22.803100] 00000000: 78 70 78 76 23 00 ff ff ff ff ff ff ff ff ff ff
Although there was another candidate,
Code:
<4>[ 24.686889] Mac candidate at block:536 page:5 offset:443:
<7>[ 24.686950] 00000000: bf 03 1e ad ba 9d 4a 6f a4 e1 89 7c 61 93 67 d9
But this one is totally wrong, block:536 is after the bootloader(clk in this case) and is part of the config table
As i said in the email, you should only scan till block 530 (0x212)
EDIT: modified your code a bit,
Code:
<4>[ 1.325347] scanmac: candidate for wifi mac=00:23:76:96:1b:f9
<4>[ 1.325622] scanmac: candidate for bluetooth mac=00:23:76:78:70:78
Code:
diff --git a/drivers/mtd/devices/htcleo_nand.c b/drivers/mtd/devices/htcleo_nand.c
index e4e347e..27aa6e8 100755
--- a/drivers/mtd/devices/htcleo_nand.c
+++ b/drivers/mtd/devices/htcleo_nand.c
@@ -1835,6 +1835,54 @@ static int param_get_page_size(char *buffer, struct kernel_param *kp)
}
module_param_call(pagesize, NULL, param_get_page_size, NULL, S_IRUGO);
+void scanmac(struct mtd_info *mtd)
+{
+ unsigned char *iobuf;
+ int ret;
+ loff_t addr;
+ struct mtd_oob_ops ops;
+
+ iobuf = kmalloc(2048/*mtd->erasesize*/, GFP_KERNEL);
+ if (!iobuf) {
+ printk("%s: error: cannot allocate memory\n",__func__);
+ return;
+ }
+
+ ops.mode = MTD_OOB_PLACE;
+ ops.len = 2048;
+ ops.datbuf = iobuf;
+ ops.ooblen = 0;
+ ops.oobbuf = NULL;
+ ops.retlen = 0;
+
+ addr = ((loff_t) 505*0x20000);
+ ret = msm_nand_read_oob(mtd, addr, &ops);
+ if (ret == -EUCLEAN)
+ ret = 0;
+ if (ret || ops.retlen != 2048 ) {
+ printk("%s: error: read(%d) failed at %#llx\n",__func__,ops.retlen, addr);
+ goto out;
+ }
+ printk("%s: candidate for wifi mac=%02x:%02x:%02x:%02x:%02x:%02x\n",__func__,
+ iobuf[40],iobuf[41],iobuf[42],iobuf[43],iobuf[44],iobuf[45]);
+
+ addr = ((loff_t) 505*0x20000 + 6*0x800);
+ ret = msm_nand_read_oob(mtd, addr, &ops);
+ if (ret == -EUCLEAN)
+ ret = 0;
+ if (ret || ops.retlen != 2048 ) {
+ printk("%s: error: read(%d) failed at %#llx\n",__func__,ops.retlen, addr);
+ goto out;
+ }
+ printk("%s: candidate for bluetooth mac=%02x:%02x:%02x:%02x:%02x:%02x\n",__func__,
+ iobuf[5],iobuf[4],iobuf[3],iobuf[2],iobuf[1],iobuf[0]);
+ ret = 0;
+out:
+ kfree(iobuf);
+ if (ret) printk("Find MAC Error %d occurred\n", ret);
+ return;
+}
+
/**
* msm_nand_scan - [msm_nand Interface] Scan for the msm_nand device
* @param mtd MTD device structure
@@ -2000,6 +2048,7 @@ int msm_nand_scan(struct mtd_info *mtd, int maxchips)
/* msm_nand_unlock_all(mtd); */
/* return this->scan_bbt(mtd); */
+ scanmac(mtd);
#if VERBOSE
for (i=0;i<nand_info->block_count;i++)
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26th May 2012, 11:22 PM
(Last edited by marc1706; 26th May 2012 at 11:57 PM .)
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Great job.
I've implemented the mac address reading in my kernel. You can see the commit here:
https://github.com/marc1706/desire_k...38f0920b4dc7c5
edit:
My mac addresses, now both with Windows Mobile and with Android:
Code:
Wifi Mac: 00:23:76:8A:40:B9
BT Mac: 00:23:76:6E:4B:C6
My 2.6.35.14 kernel for the HTC HD2 repo:
https://github.com/marc1706/desire_kernel_35
Devices: HTC HD2 (#2), Google Nexus 4
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26th May 2012, 11:46 PM
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well, I'l sure now that the offset [40...45] have a macaddress.
problem is how is it unique....
If you read this code you will see that when the Nand is blank, a default macaddress of 00:90:4C:C5:00:34 is created.
Code:
ROM:95043CC8 @ =============== S U B R O U T I N E =======================================
ROM:95043CC8
ROM:95043CC8 @ 1 initdata
ROM:95043CC8 @ 0 displaydata
ROM:95043CC8
ROM:95043CC8 eMapiCheckWlanDataValidity: @ CODE XREF: StartupSequence+3Cp
ROM:95043CC8 @ Emapitest:loc_9502020Cp
ROM:95043CC8 @ DATA XREF: ...
ROM:95043CC8
ROM:95043CC8 var_30 = -0x30
ROM:95043CC8 var_2C = -0x2C
ROM:95043CC8 var_28 = -0x28
ROM:95043CC8
ROM:95043CC8 STMFD SP!, {R4-R11,LR}
ROM:95043CCC SUB SP, SP, #0xC
ROM:95043CD0 MOV R4, R0
ROM:95043CD4 LDR R0, =WlanBlock
ROM:95043CD8 MOV R5, #0
ROM:95043CDC BL GetWLANblock
ROM:95043CE0 BL CheckSignature
ROM:95043CE4 LDR R7, =0xEE4329
ROM:95043CE8 MOV R6, R0
ROM:95043CEC CMP R4, #0
ROM:95043CF0 BNE _InitData
ROM:95043CF4 LDR R3, [R6]
ROM:95043CF8 CMP R3, R7
ROM:95043CFC BNE _InitData
ROM:95043D00 LDR R3, [R6,#4]
ROM:95043D04 CMP R3, #0
ROM:95043D08 BEQ _err_invalid_update
ROM:95043D0C LDR R3, [R6,#8]
ROM:95043D10 CMP R3, #0
ROM:95043D14 BEQ _err_invalid_update
ROM:95043D18 LDR R2, [R6,#0xC]
ROM:95043D1C CMP R2, #0x7C0
ROM:95043D20 BLS loc_95043D30
ROM:95043D24
ROM:95043D24 _err_invalid_body_size: @ "[eMapiCheckWlanDataValidity] Invalid bo"...
ROM:95043D24 LDR R0, =aEmapicheckwlan
ROM:95043D28 BL print
ROM:95043D2C B _end
ROM:95043D30 @ ---------------------------------------------------------------------------
ROM:95043D30
ROM:95043D30 loc_95043D30: @ CODE XREF: eMapiCheckWlanDataValidity+58j
ROM:95043D30 AND R3, R2, #3
ROM:95043D34 SUB R3, R2, R3
ROM:95043D38 ADD R1, R3, #4
ROM:95043D3C MOV R2, #0
ROM:95043D40 ADD R0, R6, #0x40
ROM:95043D44 BL GetRamCrc
ROM:95043D48 LDR R3, [R6,#0x10]
ROM:95043D4C CMP R0, R3
ROM:95043D50 BEQ _DisplayData
ROM:95043D54
ROM:95043D54 _err_checsum_invalid: @ "[eMapiCheckWlanDataValidity] CheckSum e"...
ROM:95043D54 LDR R0, =aEmapicheckwl_0
ROM:95043D58 BL print
ROM:95043D5C B _end
ROM:95043D60 @ ---------------------------------------------------------------------------
ROM:95043D60
ROM:95043D60 _DisplayData: @ CODE XREF: eMapiCheckWlanDataValidity+88j
ROM:95043D60 LDR R0, =aWlanDataHeader @ "Wlan data header ++++++++++++++++++++\n"
ROM:95043D64 BL print
ROM:95043D68 LDR R1, [R6]
ROM:95043D6C LDR R0, =aSignature0xX @ "Signature : 0x%x\n"
ROM:95043D70 BL printf
ROM:95043D74 LDR R1, [R6,#4]
ROM:95043D78 LDR R0, =aUpdatestatus0x @ "UpdateStatus : 0x%x\n"
ROM:95043D7C BL printf
ROM:95043D80 LDR R1, [R6,#8]
ROM:95043D84 LDR R0, =aUpdatecount0xX @ "UpdateCount : 0x%x\n"
ROM:95043D88 BL printf
ROM:95043D8C LDR R1, [R6,#0xC]
ROM:95043D90 LDR R0, =aBodylength0xX @ "BodyLength : 0x%x\n"
ROM:95043D94 BL printf
ROM:95043D98 LDR R1, [R6,#0x10]
ROM:95043D9C LDR R0, =aBodycrc0xX @ "BodyCRC : 0x%x\n"
ROM:95043DA0 BL printf
ROM:95043DA4 LDR R1, [R6,#0x14]
ROM:95043DA8 LDR R0, =aAdieid00xX @ "aDieId(0) : 0x%x\n"
ROM:95043DAC BL printf
ROM:95043DB0 LDR R1, [R6,#0x18]
ROM:95043DB4 LDR R0, =aAdieid10xX @ "aDieId(1) : 0x%x\n"
ROM:95043DB8 BL printf
ROM:95043DBC LDR R1, [R6,#0x1C]
ROM:95043DC0 LDR R0, =aAdieid20xX @ "aDieId(2) : 0x%x\n"
ROM:95043DC4 BL printf
ROM:95043DC8 LDR R1, [R6,#0x20]
ROM:95043DCC LDR R0, =aAdieid30xX @ "aDieId(3) : 0x%x\n"
ROM:95043DD0 BL printf
ROM:95043DD4 LDR R1, [R6,#0x24]
ROM:95043DD8 LDR R0, =aCountryid0xX @ "countryID : 0x%x\n"
ROM:95043DDC BL printf
ROM:95043DE0 LDRB LR, [R6,#45]
ROM:95043DE4 LDRB R4, [R6,#44]
ROM:95043DE8 LDRB R5, [R6,#43]
ROM:95043DEC LDRB R3, [R6,#42]
ROM:95043DF0 LDRB R2, [R6,#41]
ROM:95043DF4 LDRB R1, [R6,#40]
ROM:95043DF8 LDR R0, =aMacBBBBBB @ "MAC= %B %B %B %B %B %B\r\n "
ROM:95043DFC STR LR, [SP,#0x30+var_28]
ROM:95043E00 STR R4, [SP,#0x30+var_2C]
ROM:95043E04 STR R5, [SP,#0x30+var_30]
ROM:95043E08 BL printf
ROM:95043E0C LDR R0, =aWlanDataHead_0 @ "Wlan data header ----------------------"...
ROM:95043E10
ROM:95043E10 _ok: @ CODE XREF: eMapiCheckWlanDataValidity+1F4j
ROM:95043E10 BL print
ROM:95043E14 MOV R5, #1
ROM:95043E18 B _end
ROM:95043E1C @ ---------------------------------------------------------------------------
ROM:95043E1C
ROM:95043E1C _err_invalid_update: @ CODE XREF: eMapiCheckWlanDataValidity+40j
ROM:95043E1C @ eMapiCheckWlanDataValidity+4Cj
ROM:95043E1C LDR R0, =aEmapicheckwl_1 @ "[eMapiCheckWlanDataValidity] Invalid up"...
ROM:95043E20 BL print
ROM:95043E24 B _end
ROM:95043E28 @ ---------------------------------------------------------------------------
ROM:95043E28
ROM:95043E28 _InitData: @ CODE XREF: eMapiCheckWlanDataValidity+28j
ROM:95043E28 @ eMapiCheckWlanDataValidity+34j
ROM:95043E28 MOV R2, #0x800 @ Count
ROM:95043E2C MOV R1, #0 @ char
ROM:95043E30 MOV R0, R6 @ int
ROM:95043E34 BL fillchar
ROM:95043E38
ROM:95043E38
ROM:95043E38 MOV R3, #0x238
ROM:95043E3C LDR R1, =unk_97901318
ROM:95043E40 ORR R3, R3, #2
ROM:95043E44 MOV R5, #0x10
ROM:95043E48 MOV R8, #0x90 @ '�'
ROM:95043E4C MOV R9, #0x4C @ 'L'
ROM:95043E50 MOV R10, #0xC5 @ '+'
ROM:95043E54 MOV R11, #0x34 @ '4'
ROM:95043E58 MOV LR, #1
ROM:95043E5C MOV R4, #0
ROM:95043E60 MOV R2, R3
ROM:95043E64 ADD R0, R6, #0x40
ROM:95043E68 STMIA R6, {R7,LR}
ROM:95043E6C STR LR, [R6,#8]
ROM:95043E70 STR R3, [R6,#0xC]
ROM:95043E74 STR R5, [R6,#0x24]
ROM:95043E78 STRB R4, [R6,#0x28]
ROM:95043E7C STRB R8, [R6,#0x29]
ROM:95043E80 STRB R9, [R6,#0x2A]
ROM:95043E84 STRB R10, [R6,#0x2B]
ROM:95043E88 STRB R4, [R6,#0x2C]
ROM:95043E8C STRB R11, [R6,#0x2D]
ROM:95043E90 BL memcpy
ROM:95043E94 MOV R2, #0
ROM:95043E98 MOV R1, #0x23C
ROM:95043E9C ADD R0, R6, #0x40
ROM:95043EA0 BL GetRamCrc
ROM:95043EA4 MOV R3, R0
ROM:95043EA8 MOV R0, R6
ROM:95043EAC STR R3, [R6,#0x10]
ROM:95043EB0 BL callNAND_WriteConfig
ROM:95043EB4 CMP R0, #0
ROM:95043EB8 LDRNE R0, =aInitializeWlan @ "Initialize wlan data success\n"
ROM:95043EBC BNE _ok
ROM:95043EC0
ROM:95043EC0 _err_init_failed: @ "Initialize wlan data fail\n\n"
ROM:95043EC0 LDR R0, =aInitializeWl_0
ROM:95043EC4 BL print
ROM:95043EC8 MOV R5, #0
ROM:95043ECC
ROM:95043ECC _end: @ CODE XREF: eMapiCheckWlanDataValidity+64j
ROM:95043ECC @ eMapiCheckWlanDataValidity+94j ...
ROM:95043ECC MOV R0, R5
ROM:95043ED0 ADD SP, SP, #0xC
ROM:95043ED4 LDMFD SP!, {R4-R11,LR}
ROM:95043ED8 BX LR
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27th May 2012, 10:11 AM
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Is that from a ROM? If yes then I'm guessing that it maybe creates a "default" mac before the actual mac address is parsed from SPL.
I've done a task29 and installed a (close to) stock windows mobile ROM before checking my real wifi and bt mac addresses.
And they are the same as the ones this code returns.
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27th May 2012, 10:40 AM
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Quote:
Originally Posted by
marc1706
Is that from a ROM? If yes then I'm guessing that it maybe creates a "default" mac before the actual mac address is parsed from SPL.
I've done a task29 and installed a (close to) stock windows mobile ROM before checking my real wifi and bt mac addresses.
And they are the same as the ones this code returns.
It is from SPL, But since nand config data is never erased and is written in factory, i think it should be fine using this as a source, since we know there weren't any mac collisions under windows mobile as far as i know.
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23rd June 2012, 02:56 PM
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Add another htc-hd2 I got
Directly installed with Tytung kernel hwa v2.3 (jun 2012), macaddress:
wifi : 00:23:76:89:1F:B2
bluetooth : 00:23:76:6D:E3:FF
are unique
Franck
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23rd June 2012, 07:12 PM
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Quote:
Originally Posted by
Franck78
Add another htc-hd2 I got
Directly installed with Tytung kernel hwa v2.3 (jun 2012), macaddress:
wifi : 00:23:76:89:1F:B2
bluetooth : 00:23:76:6D:E3:FF
are unique
Franck
I've confirmed this fix with 4 different HD2 devices - all are unique, and show the same MAC from WinMo65
Thanks a ton for your work!!!
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8 I think you nailed it,
My device's … 6 Hello All, How many of you
users with … 3 (quote) It is from SPL,
But since nand … 3 Great job. :D
I've
implemented the … 3 ok, good news,
Saw the
mistake in the …