diff options
| author | Vladimir Serbinenko <phcoder@gmail.com> | 2015-05-12 12:39:53 +0200 |
|---|---|---|
| committer | Vladimir Serbinenko <phcoder@gmail.com> | 2015-05-14 20:00:11 +0200 |
| commit | d3b194e6fe0a9d2d730ca9520f9883ce3fa763d7 (patch) | |
| tree | 203b8a38686c24e48b30e08a40b6991e39bb23d8 /src/southbridge/intel/bd82x6x/finalize.c | |
| parent | e62cf5210c0c4b51bab803c7a3c8134da866da2b (diff) | |
bd82x6x, ibexpeak: Support fully locking ROM on S3 resume.
Currently only RO-lock is supported. Make full lock available as an option.
Change-Id: Ib68a1e82733a51053a9adc80ac501b6205c6b8a7
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/10191
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <edward.ocallaghan@koparo.com>
Diffstat (limited to 'src/southbridge/intel/bd82x6x/finalize.c')
| -rw-r--r-- | src/southbridge/intel/bd82x6x/finalize.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/src/southbridge/intel/bd82x6x/finalize.c b/src/southbridge/intel/bd82x6x/finalize.c index ad2586cc5d..df7b070adb 100644 --- a/src/southbridge/intel/bd82x6x/finalize.c +++ b/src/southbridge/intel/bd82x6x/finalize.c @@ -25,13 +25,16 @@ void intel_pch_finalize_smm(void) { -#if CONFIG_LOCK_SPI_ON_RESUME - /* Copy flash regions from FREG0-4 to PR0-4 - and enable write protection bit31 */ - int i; - for (i = 0; i < 20; i += 4) - RCBA32(0x3874 + i) = RCBA32(0x3854 + i) | (1 << 31); -#endif + if (CONFIG_LOCK_SPI_ON_RESUME_RO || CONFIG_LOCK_SPI_ON_RESUME_NO_ACCESS) { + /* Copy flash regions from FREG0-4 to PR0-4 + and enable write protection bit31 */ + int i; + u32 lockmask = (1 << 31); + if (CONFIG_LOCK_SPI_ON_RESUME_NO_ACCESS) + lockmask |= (1 << 15); + for (i = 0; i < 20; i += 4) + RCBA32(0x3874 + i) = RCBA32(0x3854 + i) | lockmask; + } /* Set SPI opcode menu */ RCBA16(0x3894) = SPI_OPPREFIX; |