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authorAaron Durbin <adurbin@chromium.org>2017-05-05 15:44:20 -0500
committerAaron Durbin <adurbin@chromium.org>2017-05-08 06:10:25 +0200
commit5c48b7e9f2d0249b07a673b4531a4781dd088616 (patch)
tree9ff2e6a81fe8a88eb9b5892bc0e63c00a11f0179
parentd06e06c36feef6494694d34800fa0706f6c4ff11 (diff)
soc/intel/skylake: remove unused SMI functions
The southbridge_trigger_smi() and southbridge_clear_smi_status() functions are unused. Remove them. Change-Id: I86994191a63cbf515bc330433ef7c3f79a39936e Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://review.coreboot.org/19598 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Philippe Mathieu-Daudé <philippe.mathieu.daude@gmail.com> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
-rw-r--r--src/soc/intel/skylake/include/soc/smm.h6
-rw-r--r--src/soc/intel/skylake/smi.c32
2 files changed, 0 insertions, 38 deletions
diff --git a/src/soc/intel/skylake/include/soc/smm.h b/src/soc/intel/skylake/include/soc/smm.h
index 71083b3cbf..6ba6fdb72c 100644
--- a/src/soc/intel/skylake/include/soc/smm.h
+++ b/src/soc/intel/skylake/include/soc/smm.h
@@ -61,10 +61,6 @@ void smm_info(uintptr_t *perm_smbase, size_t *perm_smsize,
void smm_initialize(void);
void smm_relocate(void);
-/* These helpers are for performing SMM relocation. */
-void southbridge_trigger_smi(void);
-void southbridge_clear_smi_status(void);
-
/*
* The initialization of the southbridge is split into 2 compoments. One is
* for clearing the state in the SMM registers. The other is for enabling
@@ -80,8 +76,6 @@ static inline void smm_info(uintptr_t *perm_smbase, size_t *perm_smsize,
static inline void smm_initialize(void) {}
static inline void smm_relocate(void) {}
-static inline void southbridge_trigger_smi(void) {}
-static inline void southbridge_clear_smi_status(void) {}
static inline void southbridge_smm_clear_state(void) {}
static inline void southbridge_smm_enable_smi(void) {}
#endif /* CONFIG_HAVE_SMI_HANDLER */
diff --git a/src/soc/intel/skylake/smi.c b/src/soc/intel/skylake/smi.c
index 442607f2e7..734363713e 100644
--- a/src/soc/intel/skylake/smi.c
+++ b/src/soc/intel/skylake/smi.c
@@ -70,38 +70,6 @@ void southbridge_smm_enable_smi(void)
enable_smi(APMC_EN | SLP_SMI_EN | GBL_SMI_EN | ESPI_SMI_EN | EOS);
}
-void southbridge_trigger_smi(void)
-{
- /*
- * There are several methods of raising a controlled SMI# via
- * software, among them:
- * - Writes to io 0xb2 (APMC)
- * - Writes to the Local Apic ICR with Delivery mode SMI.
- *
- * Using the local apic is a bit more tricky. According to
- * AMD Family 11 Processor BKDG no destination shorthand must be
- * used.
- * The whole SMM initialization is quite a bit hardware specific, so
- * I'm not too worried about the better of the methods at the moment
- */
-
- /* raise an SMI interrupt */
- printk(BIOS_SPEW, " ... raise SMI#\n");
- outb(0x00, 0xb2);
-}
-
-void southbridge_clear_smi_status(void)
-{
- /* Clear SMI status */
- clear_smi_status();
-
- /* Clear PM1 status */
- clear_pm1_status();
-
- /* Set EOS bit so other SMIs can occur. */
- enable_smi(EOS);
-}
-
void smm_setup_structures(void *gnvs, void *tcg, void *smi1)
{
/*