Vladimir Serbinenko (phcoder@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/6526
-gerrit
commit cb5b1493e8d3c68fca60c61902ca772664ee8be8 Author: Vladimir Serbinenko phcoder@gmail.com Date: Fri Aug 8 00:00:20 2014 +0200
lenovo/x230: Enable wake on LID.
Change-Id: Ifc7208400b0bdfa2b9b70773bd24e9f9df7f8048 Signed-off-by: Vladimir Serbinenko phcoder@gmail.com --- src/mainboard/lenovo/x230/smihandler.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)
diff --git a/src/mainboard/lenovo/x230/smihandler.c b/src/mainboard/lenovo/x230/smihandler.c index bbe08e2..4d793e0 100644 --- a/src/mainboard/lenovo/x230/smihandler.c +++ b/src/mainboard/lenovo/x230/smihandler.c @@ -173,3 +173,23 @@ int mainboard_smi_apmc(u8 data) } return 0; } + +void mainboard_smi_sleep(u8 slp_typ) +{ + if (slp_typ == 3) { + u8 ec_wake = ec_read(0x32); + /* If EC wake events are enabled, enable wake on EC WAKE GPE. */ + if (ec_wake & 4) { + u32 gpe_rout; + u16 pmbase = pci_read_config16(PCI_DEV(0, 0x1f, 0), 0x40) & 0xfffc; + + /* Enable EC WAKE GPE. */ + outl(inl(pmbase + GPE0_EN) | (1 << 29), pmbase + GPE0_EN); + gpe_rout = pci_read_config32(PCI_DEV(0, 0x1f, 0), GPIO_ROUT); + /* Redirect EC WAKE GPE to SCI. */ + gpe_rout &= ~(3 << 26); + gpe_rout |= (2 << 26); + pci_write_config32(PCI_DEV(0, 0x1f, 0), GPIO_ROUT, gpe_rout); + } + } +}