diff options
Diffstat (limited to 'ape/rmu.c')
| -rw-r--r-- | ape/rmu.c | 41 |
1 files changed, 18 insertions, 23 deletions
@@ -46,6 +46,8 @@ #include <APE_APE.h> #include <APE_APE_PERI.h> +#include <APE_DEVICE.h> +#include <Network.h> void initRMU(void) { @@ -57,14 +59,17 @@ void initRMU(void) mode.bits.ICodePIPRdDisable = 1; APE.Mode = mode; - // Optionally, set REG_APE__RMU_CONTROL to RST_RX|RST_TX. This can help unwedge the state machines if you wedged them previously due to a bug in your code. + // Optionally, set REG_APE__RMU_CONTROL to RST_RX|RST_TX. This can help + // unwedge the state machines if you wedged them previously due to a bug in + // your code. RegAPE_PERIRmuControl_t rmuControl; rmuControl.r32 = 0; rmuControl.bits.ResetTX = 1; rmuControl.bits.ResetRX = 1; APE_PERI.RmuControl = rmuControl; - // Now set REG_APE__RMU_CONTROL to AUTO_DRV|RX|TX. Also set bits 19 and 20 (meaning unknown). + // Now set REG_APE__RMU_CONTROL to AUTO_DRV|RX|TX. Also set bits 19 and 20 + // (meaning unknown). rmuControl.r32 = 0; rmuControl.bits.AutoDrv = 1; rmuControl.bits.RX = 1; @@ -72,13 +77,16 @@ void initRMU(void) rmuControl.r32 |= (1 << 19) | (1 << 20); APE_PERI.RmuControl = rmuControl; - // Set REG_APE__BMC_NC_RX_CONTROL to FLOW_CONTROL=0 or 1, HWM=0x240, XON_THRESHOLD=0x201F. - // Note: FLOW_CONTROL=1 enables the hardware to automatically send PAUSE frames to the BMC. tcpdump can detect these, so keeping flow control on gives you a way to detect when the RX state machine has gotten wedged. + // Set REG_APE__BMC_NC_RX_CONTROL to FLOW_CONTROL=0 or 1, HWM=0x240, + // XON_THRESHOLD=0x201F. Note: FLOW_CONTROL=1 enables the hardware to + // automatically send PAUSE frames to the BMC. tcpdump can detect these, so + // keeping flow control on gives you a way to detect when the RX state + // machine has gotten wedged. RegAPE_PERIBmcToNcRxControl_t rxControl; rxControl.r32 = 0; rxControl.bits.FlowControl = 1; rxControl.bits.HWM = 0x240; - rxControl.r32 |= (0x201F << 11) ; /* XON_THRESHOLD */ + rxControl.r32 |= (0x201F << 11); /* XON_THRESHOLD */ APE_PERI.BmcToNcRxControl = rxControl; // Set REG_APE__NC_BMC_TX_CONTROL to 0. @@ -87,27 +95,14 @@ void initRMU(void) APE_PERI.BmcToNcTxControl = txControl; // Set all eight REG_APE__BMC_NC_RX_SRC_MAC_MATCHN_{HIGH,LOW} to zero. - APE_PERI.BmcToNcSourceMacMatch0High.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch0Low.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch1High.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch1Low.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch2High.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch2Low.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch3High.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch3Low.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch4High.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch4Low.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch5High.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch5Low.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch6High.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch6Low.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch7High.r32 = 0; - APE_PERI.BmcToNcSourceMacMatch7Low.r32 = 0; + Network_SetMACAddr(0, 0, 1, true); - // Set REG_APE__ARB_CONTROL as desired. Suggest PACKAGE_ID=0, TKNREL=0x14, START, and setting unknown bit 26 to 1. + // Set REG_APE__ARB_CONTROL as desired. Suggest PACKAGE_ID=0, TKNREL=0x14, + // START, and setting unknown bit 26 to 1. RegAPE_PERIArbControl_t arbControl; arbControl.r32 = (1 << 26); - arbControl.bits.PackageID = 0; /* TODO: allow to be configured as per NC-SI spec. */ + arbControl.bits.PackageID = + 0; /* TODO: allow to be configured as per NC-SI spec. */ arbControl.bits.Start = 1; arbControl.bits.TKNREL = 0x14; APE_PERI.ArbControl = arbControl; |
