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标题: 分享一个在linux app层调用/dev/mem来控制WORK_LED的方法 [打印本页]

作者: yuhuo1989    时间: 2015-5-12 21:11
标题: 分享一个在linux app层调用/dev/mem来控制WORK_LED的方法
如下代码完全由本人编写,亲自验证通过的,大家欢迎交流~通过这种方法不光可以控制指示灯哦~
APP代码:
  1. #include<stdio.h>
  2. #include<string.h>
  3. #include<unistd.h>
  4. #include<sys/mman.h>
  5. #include<sys/types.h>
  6. #include<sys/stat.h>
  7. #include<fcntl.h>

  8. /* 数据类型*/
  9. #define INVALID_UCHAR 0xff
  10. #define FALSE 0
  11. #define TRUE 1
  12. #define uchar unsigned char
  13. #define ushort unsigned short
  14. #define uint unsigned int
  15. #define ulong unsigned long

  16. /* 命令行相关宏定义*/
  17. #define CMD_BUF_LEN 32
  18. #define CMD_LOGO "<WSF>"
  19. #define OUTPUT_BUF_LEN 64

  20. #define CMD_PRIMY_NUM 3
  21. #define CMD_EXTEND_NUM 2
  22. #define CMD_WORD_MAX 10
  23. #define CMD_LEN 20

  24. char g_acCMD_PrimyWord[CMD_PRIMY_NUM][CMD_LEN] = {"test", "wr", "rd"};
  25. char g_acCMD_ExtendWord[CMD_EXTEND_NUM][CMD_LEN] = {"openmem", "closemem"};
  26. char g_acCMD_Word[CMD_WORD_MAX][CMD_LEN];

  27. /* 内存设备相关*/
  28. typedef struct MEM_DeviceInfo
  29. {
  30. int fd;
  31. int *map_VirAddr;
  32. int *map_PhyAddr;
  33. int memlen;
  34. int flag;
  35. }MEM_INFO_S;

  36. MEM_INFO_S g_stMemInfo = {0};

  37. uchar MEM_InitDevice(int phyaddr, int len)
  38. {
  39. int fd;//文件句柄
  40. uchar *map_base = NULL;

  41. /* 未打开MEM设备则打开*/
  42. if (0 == g_stMemInfo.fd)
  43. {
  44. /* 打开mem设备*/
  45. fd = open("/dev/mem", O_RDWR|O_SYNC);
  46. if (fd == -1)
  47. {
  48. printf("ERROR: Open mem device failed!\r\n");
  49. return FALSE;
  50. }
  51. g_stMemInfo.fd = fd;
  52. }

  53. /* 映射虚拟地址*/
  54. map_base = mmap(NULL, len, PROT_READ|PROT_WRITE, MAP_SHARED, g_stMemInfo.fd, phyaddr);
  55. if (MAP_FAILED == map_base)
  56. {
  57. perror("mmap");
  58. printf("ERROR: mmap mem device failed!\r\n");
  59. return FALSE;
  60. }
  61. //        printf("mmap virtual address 0x%x\r\n", map_base);
  62. g_stMemInfo.map_VirAddr = (int *)map_base;
  63. // g_stMemInfo.map_PhyAddr = (int *)phyaddr;
  64. g_stMemInfo.memlen = len;
  65. g_stMemInfo.flag = TRUE;

  66. return TRUE;
  67. }

  68. void MEM_ReleaseDevice(void)
  69. {
  70. if (TRUE == g_stMemInfo.flag)
  71. {
  72. /* 释放虚拟地址*/
  73. munmap( g_stMemInfo.map_VirAddr, g_stMemInfo.memlen);

  74. g_stMemInfo.flag = FALSE;
  75. }

  76. /* 关闭文件*/
  77. close(g_stMemInfo.fd);

  78. memset(&g_stMemInfo, 0, sizeof(g_stMemInfo));
  79. }

  80. uchar CMD_GetWord(char *cCmd)
  81. {
  82. char *cString, *cTmp;
  83. char cDelims[] = " ";
  84. uchar ucWordCnt = 0;
  85. int mapAddr = 0;

  86. // cString = ltrim(cCmd);
  87. cString = cCmd;

  88. // printf("\r\nget:");
  89. // printf(cString);
  90. memset(g_acCMD_Word, 0, sizeof(g_acCMD_Word)) ;


  91. while (ucWordCnt < CMD_WORD_MAX)
  92. {
  93. if (0 == ucWordCnt)
  94. {
  95. cTmp = strtok(cString, cDelims);
  96. }
  97. else
  98. {
  99. cTmp = strtok(NULL, cDelims);
  100. }

  101. if (NULL == cTmp)
  102. {
  103. break;
  104. }

  105. strcpy(g_acCMD_Word[ucWordCnt], cTmp);

  106. // printf("\r\naa:");
  107. // printf(g_acCMD_Word[ucWordCnt]);

  108. ucWordCnt++;
  109. }

  110. return ucWordCnt;
  111. }


  112. uchar CMD_MatchWord(char *cCmdSrc, char cCmdDes[][CMD_LEN])
  113. {
  114. char *cString;
  115. uchar ucIndex = INVALID_UCHAR;

  116. // cString = ltrim(cCmdSrc);
  117. // cString = rtrim(cCmdSrc);
  118. cString = cCmdSrc;

  119. for (ucIndex = 0; ucIndex < CMD_PRIMY_NUM; ucIndex++)
  120. {
  121. if (0 == strcmp (cString, cCmdDes[ucIndex]))
  122. {
  123. break;
  124. }
  125. // printf("\r\nbb:");
  126. // printf(cCmdDes[ucIndex]);
  127. }

  128. if (CMD_PRIMY_NUM == ucIndex)
  129. {
  130. ucIndex = INVALID_UCHAR;
  131. }

  132. return ucIndex;
  133. }

  134. int main (void)
  135. {
  136. int i;
  137. char cCmd[CMD_BUF_LEN] = {0};
  138. char cOutBuf[OUTPUT_BUF_LEN] = {0};
  139. uchar ucCmdWordCnt = 0;
  140. uchar ucCmdPrimyIndex = 0, ucCmdExtendIndex = 0;
  141. uint uiAddr, uiData, uiLen;
  142. uint *pTmp = NULL;

  143. printf ("hello my test\r\n");
  144. printf(CMD_LOGO);//打印命令logo

  145. while(1)
  146. {
  147. gets (cCmd);//获取输入命令

  148. ucCmdWordCnt = CMD_GetWord(cCmd);
  149. if (ucCmdWordCnt > 0)
  150. {
  151. ucCmdPrimyIndex = CMD_MatchWord (g_acCMD_Word[0], g_acCMD_PrimyWord) ;
  152. switch(ucCmdPrimyIndex)
  153. {
  154. case 0:
  155. {
  156. if (ucCmdWordCnt == 4)
  157. {
  158. ucCmdExtendIndex = CMD_MatchWord (g_acCMD_Word[1], g_acCMD_ExtendWord) ;
  159. if (0 == ucCmdExtendIndex)
  160. {
  161. sscanf(g_acCMD_Word[2], "%x", &uiAddr);
  162. sscanf(g_acCMD_Word[3], "%x", &uiLen);
  163. if (FALSE == MEM_InitDevice (uiAddr, uiLen))
  164. {
  165. break;
  166. }
  167. printf("Command : test initmem addr:0x%x,len:0x%x\r\n", uiAddr, uiLen);
  168. }
  169. }
  170. else if (ucCmdWordCnt == 2)
  171. {

  172. ucCmdExtendIndex = CMD_MatchWord (g_acCMD_Word[1], g_acCMD_ExtendWord) ;
  173. if (1 == ucCmdExtendIndex)
  174. {
  175. MEM_ReleaseDevice ();
  176. printf("Command : test close mem\r\n");
  177. }
  178. }
  179. else
  180. {
  181. printf("ERROR: Cmd invaild!\r\n");
  182. }
  183. break;
  184. }
  185. case 1:
  186. {
  187. if (ucCmdWordCnt == 3)
  188. {
  189. sscanf(g_acCMD_Word[1], "%x", &uiAddr);
  190. sscanf(g_acCMD_Word[2], "%x", &uiData);       
  191. if (TRUE == g_stMemInfo.flag)
  192. {
  193. if (uiAddr <= g_stMemInfo.memlen)
  194. {
  195. uiAddr = (long)g_stMemInfo.map_VirAddr + uiAddr;

  196. pTmp = (uint *)uiAddr;
  197. *pTmp = uiData;
  198. }       
  199. printf("Command : write addr:0x%x,data:0x%x\r\n", uiAddr, *pTmp);
  200. break;
  201. }
  202. printf("ERROR: Device not be opened!\r\n");
  203. }
  204. else
  205. {
  206. printf("ERROR: Cmd invaild!\r\n");
  207. }
  208. break;
  209. }
  210. case 2:
  211. {
  212. if (ucCmdWordCnt == 2)
  213. {
  214. sscanf(g_acCMD_Word[1], "%x", &uiAddr);
  215. if (TRUE == g_stMemInfo.flag)
  216. {
  217. if (uiAddr <= g_stMemInfo.memlen)
  218. {
  219. uiAddr = (long)g_stMemInfo.map_VirAddr + uiAddr;
  220. printf("read address 0x%x\r\n", uiAddr);

  221. pTmp = (uint *)uiAddr;
  222. uiData = *pTmp;
  223. }       
  224. printf("Command : read addr:0x%x,data:0x%x\r\n", uiAddr, uiData);       
  225. break;
  226. }
  227. printf("ERROR: Device not be opened!\r\n");
  228. }
  229. else
  230. {
  231. printf("ERROR: Cmd invaild!\r\n");
  232. }
  233. break;
  234. }
  235. default:
  236. {
  237. printf("ERROR: Cmd invaild!\r\n");
  238. break;
  239. }
  240. }

  241. }

  242. printf(CMD_LOGO);//打印命令logo
  243. // sprintf(cOutBuf, "%s\r\n", cCmd);//打印输入字符串
  244. // printf(cCmd);

  245. /* 清缓存*/
  246. memset (cCmd, 0, CMD_BUF_LEN);
  247. // memset (cOutBuf, 0, OUTPUT_BUF_LEN);
  248. }

  249. return 0;
  250. }
复制代码
Makefile代码:
  1. all = test
  2. objects = testmem.o
  3. CC = arm-linux-gnueabihf-gcc

  4. $(all):$(objects)
  5. $(CC) -static -o $(all) $(objects)

  6. $(objects):%.o:%.c
  7. $(CC) -c [        DISCUZ_CODE_13        ]lt; -o $@

  8. clean:
  9. rm -f *.o $(all) *~
复制代码

实际界面操作:
  1. <blockquote>shell@rk3288:/data/local/test #
复制代码





作者: yuhuo1989    时间: 2015-5-12 21:14
这代码段存放直接把我的空格搞没了:o,大家将就着看吧
作者: yuhuo1989    时间: 2015-5-12 21:19
实际界面操作部分信息也没有,我晕~还不能重新编辑吗?
实际界面操作:
  1. shell@rk3288:/data/local/test #
  2. shell@rk3288:/data/local/test #
  3. shell@rk3288:/data/local/test # ./test                                         
  4. hello my test
  5. <WSF>
  6. <WSF>
  7. <WSF>
  8. <WSF>test openmem ff7f0000 100
  9. Command : test initmem addr:0xff7f0000,len:0x100
  10. <WSF>
  11. <WSF>
  12. <WSF>
  13. <WSF>
  14. <WSF>rd 4
  15. read address 0xb6fcb004
  16. Command : read addr:0xb6fcb004,data:0xf
  17. <WSF>wr 4 1
  18. Command : write addr:0xb6fcb004,data:0x1
  19. <WSF>
  20. <WSF>wr 4 f
  21. Command : write addr:0xb6fcb004,data:0xf
  22. <WSF>
  23. <WSF>
复制代码


作者: zhansb    时间: 2015-5-13 08:45
支持原创{:3_48:}
编辑在“收藏 评分”按钮下面
作者: busybee    时间: 2015-5-13 17:57
Android 下也有个类似命令 /system/xbin/io,  源码在 external/io 里。
作者: bartfj    时间: 2016-11-21 11:04
busybee 发表于 2015-5-13 17:57
Android 下也有个类似命令 /system/xbin/io,  源码在 external/io 里。

用io写寄存器时会出现panic, 是存在这样的问题吗

[ 1229.428037] Unhandled fault: imprecise external abort (0x1c06) at 0xb6f12000
[ 1229.428152] Internal error: : 1c06 [#1] PREEMPT SMP ARM
[ 1229.440116] Modules linked in: mali_kbase
[ 1229.444054] CPU: 3 PID: 1345 Comm: io Not tainted 3.10.0 #139
[ 1229.449675] task: dc353f00 ti: dbb54000 task.ti: dbb54000
[ 1229.454975] PC is at klist_remove_lock+0x3f1364d0/0x4
[ 1229.459902] LR is at 0xb6f91de0
[ 1229.462984] pc : [<ffff0008>]    lr : [<b6f91de0>]    psr: 60070093
[ 1229.462984] sp : dbb55ff8  ip : 00000000  fp : b6fd3f98
[ 1229.474229] r10: 00001000  r9 : 00000000  r8 : b6f12000
[ 1229.479348] r7 : 00000006  r6 : b6f12001  r5 : 00000002  r4 : b6f12001
[ 1229.485743] r3 : 00000001  r2 : 00000002  r1 : b6f12000  r0 : 00000003
[ 1229.492145] Flags: nZCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment user
[ 1229.499220] Control: 10c5387d  Table: 1bb6006a  DAC: 00000015
[ 1229.504842]
[ 1229.504842] PC: 0xfffeff88:
[ 1229.509017] ff88  ******** ******** ******** ******** ******** ******** ******** ********
[ 1229.517034] ffa8  ******** ******** ******** ******** ******** ******** ******** ********
[ 1229.525050] ffc8  ******** ******** ******** ******** ******** ******** ******** ********
[ 1229.533066] ffe8  ******** ******** ******** ******** ******** ******** ea0003ff ea000465
[ 1229.541082] 0008  e59ffff0 ea000443 ea000422 ea000481 ea000400 ea000480 e7fddef1 e7fddef1
[ 1229.549099] 0028  e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1
[ 1229.557115] 0048  e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1
[ 1229.565131] 0068  e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1 e7fddef1
[ 1229.573151]
[ 1229.573151] SP: 0xdbb55f78:
[ 1229.577326] 5f78  00000001 dbb54000 00000000 c00ee8a0 00000001 000ff7f0 00000003 000ff7f0
[ 1229.585343] 5f98  00000001 ffff0008 60070093 ffffffff dbb55fe4 c000d598 00000003 b6f12000
[ 1229.593359] 5fb8  00000002 00000001 b6f12001 00000002 b6f12001 00000006 b6f12000 00000000
[ 1229.601375] 5fd8  00001000 b6fd3f98 00000000 dbb55ff8 b6f91de0 ffff0008 60070093 ffffffff
[ 1229.609392] 5ff8  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1229.617408] 6018  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1229.625424] 6038  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1229.633441] 6058  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1229.641467] Process io (pid: 1345, stack limit = 0xdbb54238)
[ 1229.647008] Stack: (0xdbb55ff8 to 0xdbb56000)
[ 1229.651275] 5fe0:                                                       00000000 00000000
[ 1229.659292] Code: bad PC value
[ 1229.662276] ---[ end trace 0a7cc0b8a18886f2 ]---
[ 1229.666792] Kernel panic - not syncing: Fatal exception
[ 1229.671921] CPU0: stopping
[ 1229.674565] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G      D      3.10.0 #139
[ 1229.681508] [<c0013ec4>] (unwind_backtrace+0x0/0xe0) from [<c001176c>] (show_stack+0x10/0x14)
[ 1229.689854] [<c001176c>] (show_stack+0x10/0x14) from [<c0012f9c>] (handle_IPI+0x154/0x2c8)
[ 1229.697952] [<c0012f9c>] (handle_IPI+0x154/0x2c8) from [<c0008558>] (gic_handle_irq+0x54/0x5c)
[ 1229.706395] [<c0008558>] (gic_handle_irq+0x54/0x5c) from [<c000d600>] (__irq_svc+0x40/0x70)
[ 1229.714559] Exception stack(0xc0c07f08 to 0xc0c07f50)
[ 1229.719519] 7f00:                   c0c07f50 000004e0 e0a576b5 00000122 c1f162e0 00000000
[ 1229.727537] 7f20: e0a5015b 00000122 c0c18fd8 c0c06000 c0c18fe8 00000000 35c09c4f c0c07f50
[ 1229.735544] 7f40: c0079850 c05b4e58 600f0013 ffffffff
[ 1229.740520] [<c000d600>] (__irq_svc+0x40/0x70) from [<c05b4e58>] (cpuidle_enter_state+0x54/0xec)
[ 1229.749131] [<c05b4e58>] (cpuidle_enter_state+0x54/0xec) from [<c05b505c>] (cpuidle_idle_call+0x16c/0x27c)
[ 1229.758592] [<c05b505c>] (cpuidle_idle_call+0x16c/0x27c) from [<c000e750>] (arch_cpu_idle+0x8/0x38)
[ 1229.767461] [<c000e750>] (arch_cpu_idle+0x8/0x38) from [<c0078c14>] (cpu_idle_loop+0x1b8/0x224)
[ 1229.775985] [<c0078c14>] (cpu_idle_loop+0x1b8/0x224) from [<c0078c8c>] (freezing_slow_path+0x0/0x80)
[ 1229.784932] [<c0078c8c>] (freezing_slow_path+0x0/0x80) from [<ffffffff>] (0xffffffff)
[ 1229.792593] CPU2: stopping
[ 1229.795245] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G      D      3.10.0 #139
[ 1229.802180] [<c0013ec4>] (unwind_backtrace+0x0/0xe0) from [<c001176c>] (show_stack+0x10/0x14)
[ 1229.810524] [<c001176c>] (show_stack+0x10/0x14) from [<c0012f9c>] (handle_IPI+0x154/0x2c8)
[ 1229.818622] [<c0012f9c>] (handle_IPI+0x154/0x2c8) from [<c0008558>] (gic_handle_irq+0x54/0x5c)
[ 1229.827065] [<c0008558>] (gic_handle_irq+0x54/0x5c) from [<c000d600>] (__irq_svc+0x40/0x70)
[ 1229.835231] Exception stack(0xde8bff30 to 0xde8bff78)
[ 1229.840185] ff20:                                     de8bff78 000004e0 e0a576b5 00000122
[ 1229.848208] ff40: c1f282e0 00000000 e0189fb2 00000122 c0c18fd8 de8be000 c0c18fe8 00000000
[ 1229.856219] ff60: 35c09c4f de8bff78 c0079850 c05b4e58 600f0013 ffffffff
[ 1229.862722] [<c000d600>] (__irq_svc+0x40/0x70) from [<c05b4e58>] (cpuidle_enter_state+0x54/0xec)
[ 1229.871335] [<c05b4e58>] (cpuidle_enter_state+0x54/0xec) from [<c05b505c>] (cpuidle_idle_call+0x16c/0x27c)
[ 1229.880798] [<c05b505c>] (cpuidle_idle_call+0x16c/0x27c) from [<c000e750>] (arch_cpu_idle+0x8/0x38)
[ 1229.889664] [<c000e750>] (arch_cpu_idle+0x8/0x38) from [<c0078c14>] (cpu_idle_loop+0x1b8/0x224)
[ 1229.898189] [<c0078c14>] (cpu_idle_loop+0x1b8/0x224) from [<c0078c8c>] (freezing_slow_path+0x0/0x80)
[ 1229.907125] CPU1: stopping
[ 1229.909776] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G      D      3.10.0 #139
[ 1229.916710] [<c0013ec4>] (unwind_backtrace+0x0/0xe0) from [<c001176c>] (show_stack+0x10/0x14)
[ 1229.925053] [<c001176c>] (show_stack+0x10/0x14) from [<c0012f9c>] (handle_IPI+0x154/0x2c8)
[ 1229.933153] [<c0012f9c>] (handle_IPI+0x154/0x2c8) from [<c0008558>] (gic_handle_irq+0x54/0x5c)
[ 1229.941595] [<c0008558>] (gic_handle_irq+0x54/0x5c) from [<c000d600>] (__irq_svc+0x40/0x70)
[ 1229.949761] Exception stack(0xde8bdf30 to 0xde8bdf78)                                                               
[ 1229.954716] df20:                                     de8bdf78 000004e0 e0a578fc 00000122                           
[ 1229.962739] df40: c1f1f2e0 00000000 dfa4fcab 00000122 c0c18fd8 de8bc000 c0c18fe8 00000000                           
[ 1229.970751] df60: 35c09c4f de8bdf78 c0079850 c05b4e58 600f0013 ffffffff                                             
[ 1229.977252] [<c000d600>] (__irq_svc+0x40/0x70) from [<c05b4e58>] (cpuidle_enter_state+0x54/0xec)
[ 1229.985866] [<c05b4e58>] (cpuidle_enter_state+0x54/0xec) from [<c05b505c>] (cpuidle_idle_call+0x16c/0x27c)
[ 1229.995328] [<c05b505c>] (cpuidle_idle_call+0x16c/0x27c) from [<c000e750>] (arch_cpu_idle+0x8/0x38)
[ 1230.004195] [<c000e750>] (arch_cpu_idle+0x8/0x38) from [<c0078c14>] (cpu_idle_loop+0x1b8/0x224)
[ 1230.012720] [<c0078c14>] (cpu_idle_loop+0x1b8/0x224) from [<c0078c8c>] (freezing_slow_path+0x0/0x80)
[ 1230.021652] CRU:
[ 1230.023469] 00000000: 00000007 9fff0047 0fff0024 00000008 00000001 9fff0025 0fff0012 00000008
[ 1230.031820] 00000020: 00000007 9fff00c5 00000000 00000008 00000007 9fff00c5 0fff0014 00000008
[ 1230.040177] 00000040: 00000b00 9fff0270 0fff0138 00000008 00005111 00000000 00000000 00000000
[ 1230.048534] 00000060: 00004031 0000b108 00000003 00000200 00008100 00008100 00008585 00010014
[ 1230.056891] 00000080: 01885091 01885091 0000a101 00002745 00004345 00008a00 00000200 00000200
[ 1230.065250] 000000a0: 00000200 0bb8ea60 00010014 00010014 00010014 00000910 00000900 001f05dc
[ 1230.073606] 000000c0: 00001703 0000078c 00000040 00000301 00000242 00000342 00004141 00004041
[ 1230.081963] 000000e0: 00004141 00000505 00008042 00008f8f 00000000 00000631 00001ee5 00008307
[ 1230.090319] 00000100: 00001200 00010014 00004141 00000000 00000000 00000000 00000000 00000000
[ 1230.098675] 00000120: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.107031] 00000140: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.115392] 00000160: 00001000 0000ff00 00003d60 0000faf0 00004f80 0000aefd 0000fbe0 0000c12b
[ 1230.123749] 00000180: 00000fa4 00000000 0000080d 000005cc 00000000 0000fe84 00000000 0000c01e
[ 1230.132105] 000001a0: 0000017f 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.140462] 000001c0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.148820] 000001e0: 00000000 00000000 00000000 00640064 00000004 00000000 00000002 00000000
[ 1230.157177] 00000200: 00000002 00000000 00000002 00000000 00000002 00000000 00000004 000004e0
[ 1230.165534] 00000220: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.173891] 00000240: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.182248] 00000260: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.190606] 00000280: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.198963] 000002a0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.207321] 000002c0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.215678] 000002e0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.224036] 00000300: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.232393] 00000320: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.240751] 00000340: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.249108] 00000360: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.257465] 00000380: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.265823] 000003a0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.274181] 000003c0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.282538] 000003e0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1230.290899] 00000400: 00000007 9fff0047 0fff0024 00000008 00000001 9fff0025 0fff0012 00000008
[ 1230.299239] Rebooting in 5 seconds..DDR Version 1.00 20150318





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