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author | Tom Rini <trini@konsulko.com> | 2015-08-26 17:48:05 -0400 |
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committer | Tom Rini <trini@konsulko.com> | 2015-08-26 17:48:05 -0400 |
commit | 79c884d7e449a63fa8f07b7495f8f9873355c48f (patch) | |
tree | 19adcc1b9d3520a68937a1f5f81b06775c790d8a /arch/x86/cpu/start.S | |
parent | ad608a21f89bf7467059ed59d60b080aace7ef99 (diff) | |
parent | f4b5db7c5309dd7f3ecc6369f3c1f41e8bfe93ae (diff) | |
download | u-boot-79c884d7e449a63fa8f07b7495f8f9873355c48f.zip u-boot-79c884d7e449a63fa8f07b7495f8f9873355c48f.tar.gz u-boot-79c884d7e449a63fa8f07b7495f8f9873355c48f.tar.bz2 |
Merge git://git.denx.de/u-boot-x86
Diffstat (limited to 'arch/x86/cpu/start.S')
-rw-r--r-- | arch/x86/cpu/start.S | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/x86/cpu/start.S b/arch/x86/cpu/start.S index e94ddc4..d072825 100644 --- a/arch/x86/cpu/start.S +++ b/arch/x86/cpu/start.S @@ -115,8 +115,10 @@ car_init_ret: #endif #else /* - * When we get here after car_init(), esp points to a temporary stack - * and esi holds the HOB list address returned by the FSP. + * U-Boot enters here twice. For the first time it comes from + * car_init_done() with esp points to a temporary stack and esi + * set to zero. For the second time it comes from fsp_init_done() + * with esi holding the HOB list address returned by the FSP. */ #endif /* Set up global data */ @@ -141,6 +143,14 @@ car_init_ret: jz skip_hob movl %esi, GD_HOB_LIST(%edx) + /* + * After fsp_init() returns, the stack has already been switched to a + * place within system memory as defined by CONFIG_FSP_TEMP_RAM_ADDR. + * Enlarge the size of malloc() pool before relocation since we have + * plenty of memory now. + */ + subl $CONFIG_FSP_SYS_MALLOC_F_LEN, %esp + movl %esp, GD_MALLOC_BASE(%edx) skip_hob: #else /* Store table pointer */ |