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Diffstat (limited to 'Platform/BroxtonPlatformPkg/Board/AuroraGlacier/BoardInitPostMem/TypeC.c')
-rw-r--r--Platform/BroxtonPlatformPkg/Board/AuroraGlacier/BoardInitPostMem/TypeC.c288
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diff --git a/Platform/BroxtonPlatformPkg/Board/AuroraGlacier/BoardInitPostMem/TypeC.c b/Platform/BroxtonPlatformPkg/Board/AuroraGlacier/BoardInitPostMem/TypeC.c
new file mode 100644
index 0000000000..36419ec230
--- /dev/null
+++ b/Platform/BroxtonPlatformPkg/Board/AuroraGlacier/BoardInitPostMem/TypeC.c
@@ -0,0 +1,288 @@
+/** @file
+ This file does TypeC initialization.
+
+ Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include "TypeC.h"
+
+static MUX_PROGRAMMING_TABLE mAuroraMuxTable[] = {
+ // Address Register Data String
+ //====================================================================================
+ {A_GENERAL, R_FIRMWARE_VERSION, MUX_TABLE_NULL, "Firmware Version Number"},
+ {A_STATUS, R_CC_STATUS_1, MUX_TABLE_NULL, "CC_Status_1"},
+ {A_STATUS, R_CC_STATUS_2, MUX_TABLE_NULL, "CC_Status_2"},
+ {A_STATUS, R_CC_STATUS_3, MUX_TABLE_NULL, "CC_Status_3"},
+ {A_STATUS, R_MUX_HPD_ASSERT, MUX_TABLE_NULL, "MUX_In_HPD_Assertion"},
+ {A_STATUS, R_MUX_STATUS, MUX_TABLE_NULL, "MUX Status"},
+ {A_STATUS, R_MUX_DP_TRAINING, MUX_TABLE_NULL, "MUX_DP_Training_Disable"},
+ {A_STATUS, R_MUX_DP_AUX_INTERCEPT, MUX_TABLE_NULL, "MUX_DP_AUX_Interception_Disable"},
+ {A_STATUS, R_MUX_DP_EQ_CONFIG, MUX_TABLE_NULL, "MUX_DP_EQ_Configuration"},
+ {A_STATUS, R_MUX_DP_OUTPUT_CONFIG, MUX_TABLE_NULL, "MUX_DP_Output_Configuration"}
+};
+
+VOID
+PrintChar (
+ IN UINTN DebugMask,
+ IN UINTN Count,
+ IN CHAR16 *Char
+)
+{
+ UINTN Index;
+
+ for (Index = 0; Index < Count; Index++) {
+ DEBUG ((DebugMask, "%s", Char));
+ }
+}
+
+#define DIVIDING_LINE "+----------------------------------------------------+------------------+\n"
+
+VOID
+DumpParagraph (
+ IN UINTN DebugMask,
+ IN VOID *Ptr,
+ IN UINTN Count
+ )
+{
+ CHAR8 AsciiBuffer[17];
+ UINT8 *Data;
+ UINTN Index;
+ UINTN Paragraphs;
+ UINTN PlaceHolder;
+ UINTN PlaceHolders;
+
+ //
+ // Use a different pointer so that the one passed in doesn't change
+ //
+ Data = (UINT8 *) Ptr;
+ //
+ // Calcualte the number of paragraphs
+ //
+ Paragraphs = Count / 16;
+ if ((Paragraphs * 16) < Count) {
+ Paragraphs++;
+ }
+ //
+ // Calculate the number of columns
+ //
+ PlaceHolder = Paragraphs;
+ PlaceHolders = 0;
+ while (PlaceHolder > 0) {
+ PlaceHolders++;
+ PlaceHolder >>= 4;
+ }
+
+ //
+ // Dump the buffer
+ //
+ if (Count > 0 ) {
+ //
+ // Print header
+ //
+ PrintChar (DebugMask, PlaceHolders + 5, L" ");
+ DEBUG ((DebugMask, DIVIDING_LINE));
+ PrintChar (DebugMask, PlaceHolders + 5, L" ");
+ DEBUG ((DebugMask, "| x0 x1 x2 x3 x4 x5 x6 x7 x8 x9 xA xB xC xD xE xF | String |\n"));
+ DEBUG ((DebugMask, " +"));
+ PrintChar (DebugMask, PlaceHolders + 3, L"-");
+ DEBUG ((DebugMask, DIVIDING_LINE));
+ //
+ // Print data
+ //
+ for (Index = 0; Index < (Paragraphs * 16); Index++) {
+ //
+ // Print divider
+ //
+ if (Index % 0x10 == 0x00) {
+ if ((Index > 0) && ((Index / 0x10) % 0x04 == 0x00) && (Paragraphs > 6)) {
+ DEBUG ((DebugMask, " +"));
+ PrintChar (DebugMask, PlaceHolders + 3, L"-");
+ DEBUG ((DebugMask, DIVIDING_LINE));
+ }
+ DEBUG ((DebugMask, " | %0*xx | ", PlaceHolders, (Index / 0x10)));
+ }
+ //
+ // Print the data or a filler
+ //
+ if (Index < Count) {
+ DEBUG ((DebugMask, "%02x ", Data[Index]));
+ if ((Data[Index] < 32) || (Data[Index] > 126)) {
+ //
+ // Not printable
+ //
+ AsciiBuffer[(Index % 0x10)] = '.';
+ } else {
+ //
+ // Printable
+ //
+ AsciiBuffer[(Index % 0x10)] = Data[Index];
+ }
+ } else {
+ DEBUG ((DebugMask, " "));
+ AsciiBuffer[(Index % 0x10)] = ' ';
+ }
+ //
+ // Print break or line end if needed
+ //
+ if (Index % 0x10 == 0x0F) {
+ AsciiBuffer[16] = 0x00;
+ DEBUG ((DebugMask, "| %a |\n", AsciiBuffer));
+ } else if (Index % 0x04 == 0x03) {
+ DEBUG ((DebugMask, " "));
+ }
+ }
+ //
+ // Print footer
+ //
+ DEBUG ((DebugMask, " +"));
+ PrintChar (DebugMask, PlaceHolders + 3, L"-");
+ DEBUG ((DebugMask, DIVIDING_LINE));
+ }
+}
+
+EFI_STATUS
+EFIAPI
+ReadMux (
+ IN UINT8 SlaveAddress,
+ IN UINT8 Offset,
+ OUT UINT8 *Data
+ )
+{
+ UINT8 RetryCount;
+ EFI_STATUS Status;
+
+ RetryCount = MUX_RETRY_COUNT;
+ do {
+ *Data = 0x00;
+ Status = ByteReadI2C (PARADE_MUX_I2C_BUS, SlaveAddress, Offset, 1, Data);
+ } while ((RetryCount-- > 0) && (EFI_ERROR (Status)));
+
+ return Status;
+}
+
+EFI_STATUS
+EFIAPI
+WriteMux (
+ IN UINT8 SlaveAddress,
+ IN UINT8 Offset,
+ OUT UINT8 *Data
+ )
+{
+ UINT8 RetryCount;
+ EFI_STATUS Status;
+
+ RetryCount = MUX_RETRY_COUNT;
+ do {
+ Status = ByteWriteI2C (PARADE_MUX_I2C_BUS, SlaveAddress, Offset, 1, Data);
+ } while ((RetryCount-- > 0) && (EFI_ERROR (Status)));
+
+ return Status;
+}
+
+VOID
+DumpMux (
+ VOID
+ )
+{
+ UINT8 Data[256];
+ UINT16 Offset;
+ BXT_CONF_PAD0 padConfg0;
+ BXT_CONF_PAD1 padConfg1;
+ UINT8 SlaveAddress;
+ EFI_STATUS Status;
+
+ //
+ // Loop thru device and dump it all
+ //
+ DEBUG ((DEBUG_INFO, "\n%a(#%d) - Dump the PS8750 I2C data\n", __FUNCTION__, __LINE__));
+ for (SlaveAddress = 0x08; SlaveAddress <= 0x0E; SlaveAddress++) {
+ for (Offset = 0x00; Offset <= 0xFF; Offset++) {
+ Status = ReadMux (SlaveAddress, (UINT8) Offset, &Data[Offset]);
+ if (EFI_ERROR (Status)) Data[Offset] = 0xFF;
+ }
+ DEBUG ((DEBUG_INFO, "\nSlaveAddress = 0x%02x\n", (SlaveAddress << 1)));
+ DumpParagraph (DEBUG_INFO, Data, 256);
+ }
+ DEBUG ((DEBUG_INFO, "\n"));
+ padConfg0.padCnf0 = GpioPadRead (NW_GPIO_199 + BXT_GPIO_PAD_CONF0_OFFSET);
+ padConfg1.padCnf1 = GpioPadRead (NW_GPIO_199 + BXT_GPIO_PAD_CONF1_OFFSET);
+ DEBUG ((DEBUG_INFO, "%a(#%d) - GPIO_199 (DDI1 HPD) Rx = %d RxInv = %d\n\n", __FUNCTION__, __LINE__, padConfg0.r.GPIORxState, padConfg0.r.RXINV));
+}
+
+EFI_STATUS
+EFIAPI
+SetupTypecMuxAux (
+ VOID
+ )
+{
+ UINT8 Data8;
+ UINTN index;
+ MUX_DATA_TABLE MuxData;
+ BXT_CONF_PAD0 padConfg0;
+ BXT_CONF_PAD1 padConfg1;
+ UINT8 *Ptr;
+ EFI_STATUS Status;
+
+ //
+ // Read/write MUX info
+ //
+ Ptr = (UINT8 *) &MuxData;
+ for (index = 0; index < (sizeof (mAuroraMuxTable) / sizeof (mAuroraMuxTable[0])); index++) {
+ Status = ReadMux (mAuroraMuxTable[index].Address, mAuroraMuxTable[index].Register, &Data8);
+ DEBUG ((DEBUG_INFO, "%a(#%d) - %.*a [0x%02x:0x%02x] = 0x%02x (%r)\n", __FUNCTION__, __LINE__, MUX_TABLE_STRING_LENGTH, mAuroraMuxTable[index].String, (mAuroraMuxTable[index].Address << 1), mAuroraMuxTable[index].Register, Data8, Status));
+ Ptr[index] = Data8;
+ if ((mAuroraMuxTable[index].Data != MUX_TABLE_NULL) && (!EFI_ERROR (Status))) {
+ Data8 = (UINT8) (mAuroraMuxTable[index].Data & 0x00FF);
+ Status = WriteMux (mAuroraMuxTable[index].Address, mAuroraMuxTable[index].Register, &Data8);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "%a(#%d) - ERROR: ByteWriteI2C returned %r for %a = 0x%02x\n", __FUNCTION__, __LINE__, Status, mAuroraMuxTable[index].String, Data8));
+ } else {
+ Status = ReadMux (mAuroraMuxTable[index].Address, mAuroraMuxTable[index].Register, &Data8);
+ DEBUG ((DEBUG_INFO, "%a(#%d) - %.*a [0x%02x:0x%02x] = 0x%02x (%r)\n", __FUNCTION__, __LINE__, MUX_TABLE_STRING_LENGTH, mAuroraMuxTable[index].String, (mAuroraMuxTable[index].Address << 1), mAuroraMuxTable[index].Register, Data8, Status));
+ Ptr[index] = Data8;
+ }
+ }
+ }
+
+ //
+ // Display HPD
+ //
+ padConfg0.padCnf0 = GpioPadRead (NW_GPIO_199 + BXT_GPIO_PAD_CONF0_OFFSET);
+ padConfg1.padCnf1 = GpioPadRead (NW_GPIO_199 + BXT_GPIO_PAD_CONF1_OFFSET);
+ DEBUG ((DEBUG_INFO, "%a(#%d) - GPIO_199 (DDI1 HPD) Rx = %d RxInv = %d\n", __FUNCTION__, __LINE__, padConfg0.r.GPIORxState, padConfg0.r.RXINV));
+
+ //
+ // See if we need to assert the HPD on the MUX
+ //
+ if ((MuxData.MuxStatus & BIT7) == BIT7) {
+ //
+ // We are in DP mode
+ //
+ if ((MuxData.HpdAssert & BIT7) != BIT7) {
+ //
+ // We need to assert the MUX HPD
+ //
+ Data8 = MuxData.HpdAssert | BIT7;
+ Status = WriteMux (A_STATUS, R_MUX_HPD_ASSERT, &Data8);
+
+ //
+ // Display HPD
+ //
+ padConfg0.padCnf0 = GpioPadRead (NW_GPIO_199 + BXT_GPIO_PAD_CONF0_OFFSET);
+ padConfg1.padCnf1 = GpioPadRead (NW_GPIO_199 + BXT_GPIO_PAD_CONF1_OFFSET);
+ DEBUG ((DEBUG_INFO, "%a(#%d) - GPIO_199 (DDI1 HPD) Rx = %d RxInv = %d\n", __FUNCTION__, __LINE__, padConfg0.r.GPIORxState, padConfg0.r.RXINV));
+ }
+ }
+
+ return EFI_SUCCESS;
+}
+
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