diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/gcccar.inc')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/gcccar.inc | 20 |
1 files changed, 1 insertions, 19 deletions
diff --git a/src/vendorcode/amd/agesa/f14/gcccar.inc b/src/vendorcode/amd/agesa/f14/gcccar.inc index 678990f5b6..95dd74d6cb 100644 --- a/src/vendorcode/amd/agesa/f14/gcccar.inc +++ b/src/vendorcode/amd/agesa/f14/gcccar.inc @@ -770,13 +770,6 @@ fam14_enable_stack_hook_exit: * Return any family specific controls to their 'standard' * settings for using cache with main memory. * -* Note: Customized for coreboot: -* A wbinvd is used to send cache to memory. The existing stack is preserved -* at its original location and additional information is preserved (e.g. -* coreboot CAR globals, heap structures, etc.). This implementation should -* NOT be used with S3 resume IF the stack/cache area is not reserved and -* over system memory. -* * Inputs: * ESI - [31:24] flags; [15,8]= Node#; [7,0]= core# * Outputs: @@ -820,18 +813,7 @@ fam14_enable_stack_hook_exit: _RDMSR btr $INVD_WBINVD, %eax # Disable INVD -> WBINVD conversion _WRMSR - - #-------------------------------------------------------------------------- - # Send cache to memory. Preserve stack and coreboot CAR globals. - # This shouldn't be used with S3 resume IF the stack/cache area is - # not reserved and over system memory. - #-------------------------------------------------------------------------- -#if !IS_ENABLED(CONFIG_POSTCAR_STAGE) - wbinvd -#else - invd -#endif - + invd # Clear the cache tag RAMs bts $INVD_WBINVD, %eax # Turn on Conversion of INVD to WBINVD _WRMSR |