diff options
Diffstat (limited to 'src/mainboard/dell/optiplex_9010/smihandler.c')
| -rw-r--r-- | src/mainboard/dell/optiplex_9010/smihandler.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/mainboard/dell/optiplex_9010/smihandler.c b/src/mainboard/dell/optiplex_9010/smihandler.c new file mode 100644 index 0000000000..d3c83ef5e7 --- /dev/null +++ b/src/mainboard/dell/optiplex_9010/smihandler.c @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <stdint.h> +#include <arch/io.h> +#include <console/console.h> +#include <cpu/x86/smm.h> +#include <superio/smsc/sch5545/sch5545.h> + +void mainboard_smi_gpi(u32 gpi_sts) +{ + printk(BIOS_SPEW, "%s: gpi_sts: %08x\n", __func__, gpi_sts); +} + +int mainboard_smi_apmc(u8 data) +{ + u8 val; + switch (data) { + case APM_CNT_ACPI_ENABLE: + printk(BIOS_SPEW, "%s: APM CNT EN: %02x\n", __func__, data); + /* Enable wake on PS2 */ + val = inb(SCH5545_RUNTIME_REG_BASE + SCH5545_RR_PME_EN1); + val |= (SCH5545_KBD_PME_EN | SCH5545_MOUSE_PME_EN); + outb(val, SCH5545_RUNTIME_REG_BASE + SCH5545_RR_PME_EN1); + /* Clear pending and enable PMEs */ + outb(SCH5545_GLOBAL_PME_STS, SCH5545_RUNTIME_REG_BASE + SCH5545_RR_PME_STS); + outb(SCH5545_GLOBAL_PME_EN, SCH5545_RUNTIME_REG_BASE + SCH5545_RR_PME_EN); + break; + case APM_CNT_ACPI_DISABLE: + printk(BIOS_SPEW, "%s: APM CNT DIS: %02x\n", __func__, data); + /* Disable wake on PS2 */ + val = inb(SCH5545_RUNTIME_REG_BASE + SCH5545_RR_PME_EN1); + val &= ~(SCH5545_KBD_PME_EN | SCH5545_MOUSE_PME_EN); + outb(val, SCH5545_RUNTIME_REG_BASE + SCH5545_RR_PME_EN1); + /* Clear pending and disable PMEs */ + outb(SCH5545_GLOBAL_PME_STS, SCH5545_RUNTIME_REG_BASE + SCH5545_RR_PME_STS); + outb(0, SCH5545_RUNTIME_REG_BASE + SCH5545_RR_PME_EN); + break; + default: + break; + } + return 0; +} + +void mainboard_smi_sleep(u8 slp_typ) +{ + printk(BIOS_SPEW, "%s: SMI sleep: %02x\n", __func__, slp_typ); +} |