fix data order problem of sdcard driver.

fix filesystem byte alignment problem. 

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@290 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
qiuyiuestc 2010-01-07 16:10:53 +00:00
parent 693682c44a
commit e0f0d6da6a
2 changed files with 4 additions and 3 deletions

View File

@ -362,7 +362,7 @@ RERDCMD:
status = SDIFSTA; status = SDIFSTA;
if((status & 0x1000) == 0x1000) if((status & 0x1000) == 0x1000)
{ {
#if 0 #if 1
register rt_uint32_t value; register rt_uint32_t value;
value = SDIDAT; value = SDIDAT;
@ -372,8 +372,9 @@ RERDCMD:
buf[1] = (value >> 16) & 0xff; buf[1] = (value >> 16) & 0xff;
buf[2] = (value >> 8) & 0xff; buf[2] = (value >> 8) & 0xff;
buf[3] = value & 0xff; buf[3] = value & 0xff;
#endif #else
*(rt_uint32_t *)buf = SDIDAT; *(rt_uint32_t *)buf = SDIDAT;
#endif
rd_cnt++; rd_cnt++;
buf += 4; buf += 4;
} }

View File

@ -46,7 +46,7 @@
* but it will work for sure. * but it will work for sure.
*/ */
#define BYTE_ALIGNMENT /* #define BYTE_ALIGNMENT */
/* Cache configuration /* Cache configuration
------------------- -------------------