Timothy Pearson (tpearson@raptorengineeringinc.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/8283
-gerrit
commit 141ed3afd83ea0b01f9d52f38545b76fb8fa18a9 Author: Timothy Pearson tpearson@raptorengineeringinc.com Date: Mon Jan 26 02:15:57 2015 -0600
nvidia/ck804: Add ability to enable/disable PCIe PME# wake events
Change-Id: Ie2937dd220464e3b168aa8a50a57c03b6258c189 Signed-off-by: Timothy Pearson tpearson@raptorengineeringinc.com --- src/southbridge/nvidia/ck804/Kconfig | 4 ++++ src/southbridge/nvidia/ck804/early_setup.c | 6 ++++++ src/southbridge/nvidia/ck804/early_setup_car.c | 6 ++++++ 3 files changed, 16 insertions(+)
diff --git a/src/southbridge/nvidia/ck804/Kconfig b/src/southbridge/nvidia/ck804/Kconfig index 83c427c..4126355 100644 --- a/src/southbridge/nvidia/ck804/Kconfig +++ b/src/southbridge/nvidia/ck804/Kconfig @@ -30,6 +30,10 @@ config CK804B_PCI_E_X int default 4
+config CK804_PCIE_PME_WAKE + bool "Enable system wake on PCIe PME# signal" + default n + config CK804_NUM int default 1 diff --git a/src/southbridge/nvidia/ck804/early_setup.c b/src/southbridge/nvidia/ck804/early_setup.c index 792644e..b82c144 100644 --- a/src/southbridge/nvidia/ck804/early_setup.c +++ b/src/southbridge/nvidia/ck804/early_setup.c @@ -292,6 +292,12 @@ static void ck804_early_setup(void) #endif #endif
+#if IS_ENABLED(CONFIG_CK804_PCIE_PME_WAKE) + RES_PCI_IO, PCI_ADDR(0, 1, 0, 0xe4), 0xffffffff, 0x00400000, +#else + RES_PCI_IO, PCI_ADDR(0, 1, 0, 0xe4), 0xffbfffff, 0x00000000, +#endif + #ifdef CK804_MB_SETUP CK804_MB_SETUP #endif diff --git a/src/southbridge/nvidia/ck804/early_setup_car.c b/src/southbridge/nvidia/ck804/early_setup_car.c index bad4ec6..51f894a 100644 --- a/src/southbridge/nvidia/ck804/early_setup_car.c +++ b/src/southbridge/nvidia/ck804/early_setup_car.c @@ -220,6 +220,12 @@ static void ck804_early_setup(unsigned ck804_num, unsigned *busn, RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0 + 0x0d, ~(0xff), ((0 << 4) | (2 << 2) | (0 << 0)), RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0 + 0x1a, ~(0xff), ((0 << 4) | (2 << 2) | (0 << 0)), #endif + +#if IS_ENABLED(CONFIG_CK804_PCIE_PME_WAKE) + RES_PCI_IO, PCI_ADDR(0, 1, 0, 0xe4), 0xffffffff, 0x00400000, +#else + RES_PCI_IO, PCI_ADDR(0, 1, 0, 0xe4), 0xffbfffff, 0x00000000, +#endif };
static const unsigned int ctrl_conf_multiple[] = {