| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <arch/io.h> |
| #include <console/console.h> |
| #include <cpu/x86/smm.h> |
| #include <soc/pm.h> |
| #include <soc/smm.h> |
| #include <elog.h> |
| #include <ec/google/chromeec/ec.h> |
| #include <soc/gpio.h> |
| #include <soc/iomap.h> |
| #include <soc/nvs.h> |
| #include <soc/pm.h> |
| #include <soc/smm.h> |
| #include "ec.h" |
| #include "gpio.h" |
| |
| int mainboard_io_trap_handler(int smif) |
| { |
| switch (smif) { |
| case 0x99: |
| printk(BIOS_DEBUG, "Sample\n"); |
| smm_get_gnvs()->smif = 0; |
| break; |
| default: |
| return 0; |
| } |
| |
| /* On success, the IO Trap Handler returns 0 |
| * On failure, the IO Trap Handler returns a value != 0 |
| * |
| * For now, we force the return value to 0 and log all traps to |
| * see what's going on. |
| */ |
| //smm_get_gnvs()->smif = 0; |
| return 1; |
| } |