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dmp/vortex86ex: Add timeout for keyboard system flag checking.

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If Vortex86EX PS/2 keyboard controller system flag bit times out,
reload controller firmware code and try again.

Abort and die after 11 tries as this means the CPU is defect. Also
inform the user by printing a message.

Change-Id: I24aec4b20d85c721c01e72686f3eb1259f9334b8
Signed-off-by: Andrew Wu <arw@dmp.com.tw>
Reviewed-on: http://review.coreboot.org/3988
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Tested-by: build bot (Jenkins)
This commit is contained in:
Andrew Wu
2013-10-24 20:37:48 +08:00
committed by Alexandru Gagniuc
parent f55f51a560
commit 1fefa84405
2 changed files with 29 additions and 4 deletions
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src/cpu/dmp/dmp_post_code.h
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@@ -25,6 +25,7 @@
#define POST_DMP_KBD_FW_UPLOAD 0x06
#define POST_DMP_KBD_CHK_READY 0x07
#define POST_DMP_KBD_IS_READY 0x08
#define POST_DMP_KBD_IS_BAD 0x09
#define POST_DMP_KBD_FW_VERIFY_ERR 0x82
#define POST_DMP_ID_ERR 0x85
#define POST_DMP_DRAM_TEST_ERR 0x86