diff options
Diffstat (limited to 'src/soc/amd/stoneyridge/imc.c')
| -rw-r--r-- | src/soc/amd/stoneyridge/imc.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/src/soc/amd/stoneyridge/imc.c b/src/soc/amd/stoneyridge/imc.c index b4e1d9d53a..7e40a99086 100644 --- a/src/soc/amd/stoneyridge/imc.c +++ b/src/soc/amd/stoneyridge/imc.c @@ -45,13 +45,12 @@ void imc_reg_init(void) write8((VACPI_MMIO_VBASE + PMIO2_BASE + 0x13), 0xff); write8((VACPI_MMIO_VBASE + PMIO2_BASE + 0x14), 0xff); - reg8 = pci_read_config8(PCI_DEV(0, 0x18, 0x3), 0x1E4); - reg8 &= 0x8F; + reg8 = pci_read_config8(PCI_DEV(0, 0x18, 0x3), 0x1e4); + reg8 &= 0x8f; reg8 |= 0x10; - pci_write_config8(PCI_DEV(0, 0x18, 0x3), 0x1E4, reg8); + pci_write_config8(PCI_DEV(0, 0x18, 0x3), 0x1e4, reg8); } -#ifndef __PRE_RAM__ void enable_imc_thermal_zone(void) { AMD_CONFIG_PARAMS StdHeader; @@ -62,12 +61,12 @@ void enable_imc_thermal_zone(void) regs[0] = 0; regs[1] = 0; FunNum = Fun_80; - for (i = 0; i <= 1; i++) + for (i = 0 ; i <= 1 ; i++) WriteECmsg(MSG_REG0 + i, AccessWidth8, ®s[i], &StdHeader); WriteECmsg(MSG_SYS_TO_IMC, AccessWidth8, &FunNum, &StdHeader); WaitForEcLDN9MailboxCmdAck(&StdHeader); - for (i = 2; i <= 9; i++) + for (i = 2 ; i <= 9 ; i++) ReadECmsg(MSG_REG0 + i, AccessWidth8, ®s[i], &StdHeader); /* enable thermal zone 0 */ @@ -75,14 +74,13 @@ void enable_imc_thermal_zone(void) regs[0] = 0; regs[1] = 0; FunNum = Fun_81; - for (i = 0; i <= 9; i++) + for (i = 0 ; i <= 9 ; i++) WriteECmsg(MSG_REG0 + i, AccessWidth8, ®s[i], &StdHeader); WriteECmsg(MSG_SYS_TO_IMC, AccessWidth8, &FunNum, &StdHeader); WaitForEcLDN9MailboxCmdAck(&StdHeader); } -#endif -/* Bettong Hardware Monitor Fan Control +/* Hardware Monitor Fan Control * Hardware limitation: * HWM will fail to read the input temperature via I2C if other * software switches the I2C address. AMD recommends using IMC @@ -94,8 +92,13 @@ void oem_fan_control(FCH_DATA_BLOCK *FchParams) imc_reg_init(); FchParams->Imc.ImcEnable = TRUE; - FchParams->Hwm.HwmControl = 1; /* 1 IMC, 0 HWM */ - FchParams->Imc.ImcEnableOverWrite = 1; /* 2 disable IMC, 1 enable IMC, 0 following hw strap setting */ - LibAmdMemFill(&(FchParams->Imc.EcStruct), 0, sizeof(FCH_EC), FchParams->StdHeader); + /* 1 IMC, 0 HWM */ + FchParams->Hwm.HwmControl = 1; + + /* 2 disable IMC, 1 enable IMC, 0 following hw strap setting */ + FchParams->Imc.ImcEnableOverWrite = 1; + + LibAmdMemFill(&(FchParams->Imc.EcStruct), 0, sizeof(FCH_EC), + FchParams->StdHeader); } |