diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2020-07-03 12:29:03 +0200 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2020-07-11 20:49:25 +0000 |
| commit | 73fa035b2053870776c9c81a821b6a1603dc13f1 (patch) | |
| tree | 8cd4215b0bdcfd13146de90c43af2533a363acb7 /src/mainboard/lenovo | |
| parent | c06648b8c1f33e0f9d2356edc740e7661b7eb4f2 (diff) | |
nb/intel/haswell: Add `mb_late_romstage_setup` function
This function is called at the end of `romstage_common`. Only one board
makes use of it, the Lenovo ThinkPad T440p. To preserve behavior, call
it after `romstage_common` has done nearly everything.
Change-Id: I35742879e737be4f383a0e36aecc6682fc9df058
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43094
Reviewed-by: Tristan Corrick <tristan@corrick.kiwi>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/lenovo')
| -rw-r--r-- | src/mainboard/lenovo/t440p/romstage.c | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/src/mainboard/lenovo/t440p/romstage.c b/src/mainboard/lenovo/t440p/romstage.c index bd1020deb8..900bef5d87 100644 --- a/src/mainboard/lenovo/t440p/romstage.c +++ b/src/mainboard/lenovo/t440p/romstage.c @@ -23,6 +23,26 @@ void mainboard_config_rcba(void) RCBA16(D20IR) = DIR_ROUTE(PIRQA, PIRQB, PIRQC, PIRQD); } +void mb_late_romstage_setup(void) +{ + u8 enable_peg; + if (get_option(&enable_peg, "enable_dual_graphics") != CB_SUCCESS) + enable_peg = 0; + + bool power_en = pmh7_dgpu_power_state(); + + if (enable_peg != power_en) + pmh7_dgpu_power_enable(!power_en); + + if (!enable_peg) { + // Hide disabled dGPU device + u32 reg32 = pci_read_config32(PCI_DEV(0, 0, 0), DEVEN); + reg32 &= ~DEVEN_D1F0EN; + + pci_write_config32(PCI_DEV(0, 0, 0), DEVEN, reg32); + } +} + void mainboard_romstage_entry(void) { struct pei_data pei_data = { @@ -77,21 +97,4 @@ void mainboard_romstage_entry(void) }; romstage_common(&romstage_params); - - u8 enable_peg; - if (get_option(&enable_peg, "enable_dual_graphics") != CB_SUCCESS) - enable_peg = 0; - - bool power_en = pmh7_dgpu_power_state(); - - if (enable_peg != power_en) - pmh7_dgpu_power_enable(!power_en); - - if (!enable_peg) { - // Hide disabled dGPU device - u32 reg32 = pci_read_config32(PCI_DEV(0, 0, 0), DEVEN); - reg32 &= ~DEVEN_D1F0EN; - - pci_write_config32(PCI_DEV(0, 0, 0), DEVEN, reg32); - } } |