diff options
| author | Felix Held <felix-coreboot@felixheld.de> | 2021-02-10 03:29:48 +0100 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2021-02-11 02:45:48 +0000 |
| commit | a3a66b6e6845da98c0a0768c7c4ef2e365068044 (patch) | |
| tree | 7cb74f7a0b0775b67133b9860cc61497643a3a5f /src/soc/amd/stoneyridge | |
| parent | bc134812c3038b001d6b8a6c9fd30b1574e8517a (diff) | |
soc/amd: move southbridge_smi_handler to common code
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I650498321736eee3d33af51216eda1b650f11744
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50463
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-by: Martin Roth <martinroth@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/amd/stoneyridge')
| -rw-r--r-- | src/soc/amd/stoneyridge/smihandler.c | 46 |
1 files changed, 2 insertions, 44 deletions
diff --git a/src/soc/amd/stoneyridge/smihandler.c b/src/soc/amd/stoneyridge/smihandler.c index ffcbaea72b..0b0f5c1e26 100644 --- a/src/soc/amd/stoneyridge/smihandler.c +++ b/src/soc/amd/stoneyridge/smihandler.c @@ -14,6 +14,7 @@ #include <amdblocks/acpimmio.h> #include <amdblocks/acpi.h> #include <amdblocks/smi.h> +#include <amdblocks/smm.h> #include <elog.h> /* bits in smm_io_trap */ @@ -217,7 +218,7 @@ static const struct smi_sources_t smi_sources[] = { { .type = SMITYPE_SLP_TYP, .handler = sb_slp_typ_handler}, }; -static void *get_source_handler(int source) +void *get_smi_source_handler(int source) { int i; @@ -227,46 +228,3 @@ static void *get_source_handler(int source) return NULL; } - -static void process_smi_sources(uint32_t reg) -{ - const uint32_t status = smi_read32(reg); - int bit_zero = 32 / sizeof(uint32_t) * (reg - SMI_REG_SMISTS0); - void (*source_handler)(void); - int i; - - for (i = 0 ; i < 32 ; i++) { - if (status & (1 << i)) { - source_handler = get_source_handler(i + bit_zero); - if (source_handler) - source_handler(); - } - } - - if (reg == SMI_REG_SMISTS0) - if (status & GEVENT_MASK) - /* Gevent[23:0] are assumed to be mainboard-specific */ - mainboard_smi_gpi(status & GEVENT_MASK); - - /* Clear all events in this register */ - smi_write32(reg, status); -} - -void southbridge_smi_handler(void) -{ - const uint16_t smi_src = smi_read16(SMI_REG_POINTER); - - if (smi_src & SMI_STATUS_SRC_SCI) - /* Clear events to prevent re-entering SMI if event isn't handled */ - clear_smi_sci_status(); - if (smi_src & SMI_STATUS_SRC_0) - process_smi_sources(SMI_REG_SMISTS0); - if (smi_src & SMI_STATUS_SRC_1) - process_smi_sources(SMI_REG_SMISTS1); - if (smi_src & SMI_STATUS_SRC_2) - process_smi_sources(SMI_REG_SMISTS2); - if (smi_src & SMI_STATUS_SRC_3) - process_smi_sources(SMI_REG_SMISTS3); - if (smi_src & SMI_STATUS_SRC_4) - process_smi_sources(SMI_REG_SMISTS4); -} |