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| author | Marc Jones <marcjones@sysproconsulting.com> | 2021-03-22 19:40:30 -0600 |
|---|---|---|
| committer | Marc Jones <marc@marcjonesconsulting.com> | 2021-03-24 15:36:36 +0000 |
| commit | 93a4e0135c41c1d90498a221b1e20e1b211376c1 (patch) | |
| tree | 120fa1850f43786adfcf6d7ca9778e2665d26e05 /src/cpu/x86 | |
| parent | 1834fbb83b1ea6503b980da4d1cf294bd516dbdf (diff) | |
cpu/x86/smm: Fix SMM start address passing
This fixes an issue introduced in
commit ad0116c0327f575f0af184a2f4861848a49a0e2a
cpu/x86/smm_loaderv2: Remove unused variables
It removed one variable that was needed to set the SMM start address
that is used to set the SMM stack location.
Change-Id: Iddf9f204db54f0d97a90bb423b65db2f7625217f
Signed-off-by: Marc Jones <marcjones@sysproconsulting.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51721
Reviewed-by: Jay Talbott <JayTalbott@sysproconsulting.com>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/cpu/x86')
| -rw-r--r-- | src/cpu/x86/smm/smm_module_loaderv2.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/cpu/x86/smm/smm_module_loaderv2.c b/src/cpu/x86/smm/smm_module_loaderv2.c index 5c45fcc017..26be00734d 100644 --- a/src/cpu/x86/smm/smm_module_loaderv2.c +++ b/src/cpu/x86/smm/smm_module_loaderv2.c @@ -312,7 +312,8 @@ static int smm_stub_place_staggered_entry_points(char *base, */ static int smm_module_setup_stub(void *const smbase, const size_t smm_size, struct smm_loader_params *params, - void *const fxsave_area) + void *const fxsave_area, + void *const smram_start) { size_t total_save_state_size; size_t smm_stub_size; @@ -381,7 +382,7 @@ static int smm_module_setup_stub(void *const smbase, const size_t smm_size, * for default handler, but for relocated handler it lives at the beginning * of SMRAM which is TSEG base */ - stacks_top = smm_stub_place_stacks(smbase, params); + stacks_top = smm_stub_place_stacks(smram_start, params); if (stacks_top == NULL) { printk(BIOS_ERR, "%s: error assigning stacks\n", __func__); return -1; @@ -456,7 +457,7 @@ int smm_setup_relocation_handler(struct smm_loader_params *params) params->num_concurrent_stacks = CONFIG_MAX_CPUS; return smm_module_setup_stub(smram, SMM_DEFAULT_SIZE, - params, fxsave_area_relocation); + params, fxsave_area_relocation, smram); printk(BIOS_SPEW, "%s: exit\n", __func__); } @@ -498,7 +499,7 @@ int smm_load_module(void *smram, size_t size, struct smm_loader_params *params) void *fxsave_area; size_t total_size = 0; char *base; - + void *smram_start = smram; if (size <= SMM_DEFAULT_SIZE) return -1; @@ -620,5 +621,5 @@ int smm_load_module(void *smram, size_t size, struct smm_loader_params *params) cpus[i].ss_start + params->per_cpu_save_state_size; } - return smm_module_setup_stub(base, size, params, fxsave_area); + return smm_module_setup_stub(base, size, params, fxsave_area, smram_start); } |