diff options
Diffstat (limited to 'src/ec/starlabs/merlin/ite.c')
| -rw-r--r-- | src/ec/starlabs/merlin/ite.c | 41 |
1 files changed, 7 insertions, 34 deletions
diff --git a/src/ec/starlabs/merlin/ite.c b/src/ec/starlabs/merlin/ite.c index d7ae168af1..daf58733d9 100644 --- a/src/ec/starlabs/merlin/ite.c +++ b/src/ec/starlabs/merlin/ite.c @@ -27,39 +27,6 @@ static uint8_t get_ec_value_from_option(const char *name, return lut[index]; } -static void ec_mirror_with_count(void) -{ - unsigned int cmos_mirror_flag_counter = get_uint_option("mirror_flag_counter", UINT_MAX); - - if (cmos_mirror_flag_counter == UINT_MAX) - return; - - printk(BIOS_DEBUG, "ITE: mirror_flag_counter = %u\n", cmos_mirror_flag_counter); - - /* Avoid boot loops by only trying a state change once */ - if (cmos_mirror_flag_counter < MIRROR_ATTEMPTS) { - cmos_mirror_flag_counter++; - set_uint_option("mirror_flag_counter", cmos_mirror_flag_counter); - printk(BIOS_DEBUG, "ITE: Mirror attempt %u/%u.\n", cmos_mirror_flag_counter, - MIRROR_ATTEMPTS); - - /* Write the EC mirror flag */ - ec_write(ECRAM_MIRROR_FLAG, MIRROR_ENABLED); - - /* Check what has been written */ - if (ec_read(ECRAM_MIRROR_FLAG) == MIRROR_ENABLED) - poweroff(); - } else { - /* - * If the mirror flags fails after 1 attempt, it will - * likely need a cold boot, or recovering. - */ - printk(BIOS_ERR, "ITE: Failed to mirror the EC in %u attempts!\n", - MIRROR_ATTEMPTS); - } -} - - void ec_mirror_flag(void) { /* @@ -74,12 +41,18 @@ void ec_mirror_flag(void) */ uint16_t ec_version = ec_get_version(); + /* Full mirror support was added in EC 1.18 (0x0112) */ + if (ec_version < 0x0112) + return; + if (CONFIG(EC_STARLABS_MIRROR_SUPPORT) && (CONFIG(DRIVERS_INTEL_USB4_RETIMER) || get_uint_option("mirror_flag", 0)) && (ec_version != CONFIG_EC_STARLABS_MIRROR_VERSION)) { + printk(BIOS_ERR, "ITE: EC version 0x%x doesn't match coreboot version 0x%x.\n", ec_version, CONFIG_EC_STARLABS_MIRROR_VERSION); - ec_mirror_with_count(); + + ec_write(ECRAM_MIRROR_FLAG, MIRROR_ENABLED); } } |