video_common: Added preferred timing mode (PTM) print to EDID example.
Signed-off-by: Andrei-Liviu Simion <andrei.simion@xilinx.com>
This commit is contained in:
Andrei-Liviu Simion
Nava kishore Manne
parent
8e002b3dbf
commit
db1a8defe5
2 changed files with 178 additions and 78 deletions
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@ -21,54 +21,9 @@ static void Edid_Print_BaseBasicDisp(u8 *EdidRaw);
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static void Edid_Print_ColorChar(u8 *EdidRaw);
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static void Edid_Print_EstTimings(u8 *EdidRaw);
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static void Edid_Print_StdTimings(u8 *EdidRaw);
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static void Edid_Print_Ptm(u8 *EdidRaw);
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static u8 Edid_CalculateChecksum(u8 *Data, u8 Size);
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u32 Edid_PrintDecodeAll(XDptx *InstancePtr, u8 Lct, u8 *Rad)
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{
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u32 Status;
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u8 EdidBase[128];
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u8 Index;
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u8 NumExt;
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xil_printf("*** EDID for: LCT = %d", Lct);
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if ((Lct - 1) > 0) {
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xil_printf("; Rad = ");
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}
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for (Index = 0; Index < (Lct - 1); Index++) {
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xil_printf("%d ", Rad[Index]);
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}
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xil_printf("***\n");
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Status = XDptx_GetRemoteEdidBlock(InstancePtr, EdidBase, 0, Lct, Rad);
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if (Status != XST_SUCCESS) {
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return Status;
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}
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//DpTools_PrintData(EdidBase, 128);
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//Edid_PrintDecodeBase(EdidBase);
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NumExt = XEDID_GET_EXT_BLK_COUNT(EdidBase);
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/*
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u8 EdidExtBlocks[NumExt * 128];
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DpTools_GetEdidAllExtBlocks(InstancePtr, NumExt, EdidExtBlocks, Lct, Rad);
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xil_printf("\nExtension blocks ::::::::::::::::::::::\n");
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for (Index = 0; Index < NumExt; Index++) {
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//DpTools_PrintData(EdidExtBlocks + (Index * 128), 128);
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Status = dptools_edid_parse_dispid(EdidExtBlocks + (Index * 128));
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if (Status != XST_SUCCESS) {
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xil_printf("\tNot a DispID extension block (tag: 0x%02lx)\n", EdidExtBlocks[Index * 128]);
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}
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xil_printf("\n");
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}
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*/
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xil_printf("\n::::::::::::::::::::::::::::::::::::::::::::::::\n");
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return Status;
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}
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u32 Edid_PrintDecodeBase(u8 *EdidRaw)
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{
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/* Check valid header. */
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@ -89,19 +44,39 @@ u32 Edid_PrintDecodeBase(u8 *EdidRaw)
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Edid_Print_StdTimings(EdidRaw);
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xil_printf("Descriptors:\n");
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xil_printf("\tFirst tag: 0x%02lx 0x%02lx\n", EdidRaw[0x36], EdidRaw[0x38]);
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xil_printf("\tSecond tag: 0x%02lx 0x%02lx\n", EdidRaw[0x48], EdidRaw[0x4A]);
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xil_printf("\tThird tag: 0x%02lx 0x%02lx\n", EdidRaw[0x5A], EdidRaw[0x5C]);
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xil_printf("\tFourth tag: 0x%02lx 0x%02lx\n", EdidRaw[0x6C], EdidRaw[0x6E]);
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xil_printf("\tFirst tag: 0x%02lx 0x%02lx\n", EdidRaw[0x36],
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EdidRaw[0x38]);
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xil_printf("\tSecond tag: 0x%02lx 0x%02lx\n", EdidRaw[0x48],
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EdidRaw[0x4A]);
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xil_printf("\tThird tag: 0x%02lx 0x%02lx\n", EdidRaw[0x5A],
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EdidRaw[0x5C]);
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xil_printf("\tFourth tag: 0x%02lx 0x%02lx\n", EdidRaw[0x6C],
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EdidRaw[0x6E]);
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xil_printf("Number of extensions:\t%d\n", XEDID_GET_EXT_BLK_COUNT(EdidRaw));
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xil_printf("Checksum:\t\t0x%02lx -> Calculated sum = 0x%02lx (== 0x00)\n",
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Edid_Print_Ptm(EdidRaw);
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xil_printf("Number of extensions:\t%d\n",
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XEDID_GET_EXT_BLK_COUNT(EdidRaw));
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xil_printf("Checksum:\t\t0x%02lx -> Calculated sum = 0x%02lx\n",
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XEDID_GET_CHECKSUM(EdidRaw),
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Edid_CalculateChecksum(EdidRaw, 128));
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return XST_SUCCESS;
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}
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void Edid_Print_Supported_VideoModeTable(u8 *EdidRaw)
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{
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u8 Index;
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xil_printf("Supported resolutions from video mode table:\n");
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for (Index = 0; Index < XVID_VM_NUM_SUPPORT; Index++) {
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if (XEdid_IsVideoTimingSupported(EdidRaw,
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&XVid_VideoTimingModes[Index]) == XST_SUCCESS) {
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xil_printf("\t%s\n", XVid_VideoTimingModes[Index].Name);
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}
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}
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}
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static void Edid_Print_BaseVPId(u8 *EdidRaw)
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{
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char ManName[4];
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@ -110,23 +85,30 @@ static void Edid_Print_BaseVPId(u8 *EdidRaw)
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/* Vendor and product identification. */
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xil_printf("Vendor and product identification:\n");
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xil_printf("\tID manufacturer name:\t%s\n", ManName);
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xil_printf("\tID product code:\t0x%04lx\n", XEDID_GET_VPI_ID_PROD_CODE(EdidRaw));
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xil_printf("\tID serial number:\t0x%08lx\n", XEDID_GET_VPI_SN(EdidRaw));
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xil_printf("\tID product code:\t0x%04lx\n",
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XEDID_GET_VPI_ID_PROD_CODE(EdidRaw));
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xil_printf("\tID serial number:\t0x%08lx\n",
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XEDID_GET_VPI_SN(EdidRaw));
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if (XEDID_IS_VPI_YEAR_MODEL(EdidRaw)) {
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xil_printf("\tModel year:\t\t%d\n", XEDID_GET_VPI_YEAR(EdidRaw));
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xil_printf("\tModel year:\t\t%d\n",
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XEDID_GET_VPI_YEAR(EdidRaw));
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}
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else if (XEDID_GET_VPI_WEEK_MAN(EdidRaw) == 0x00) {
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xil_printf("\tManufactured:\t\tYear = %d ; Week not specified.\n", XEDID_GET_VPI_YEAR(EdidRaw));
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xil_printf("\tManufactured:\t\tYear = %d ; Week N/A\n",
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XEDID_GET_VPI_YEAR(EdidRaw));
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}
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else {
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xil_printf("\tManufactured:\t\tYear = %d ; Week = %d\n", XEDID_GET_VPI_YEAR(EdidRaw), XEDID_GET_VPI_WEEK_MAN(EdidRaw));
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xil_printf("\tManufactured:\t\tYear = %d ; Week = %d\n",
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XEDID_GET_VPI_YEAR(EdidRaw),
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XEDID_GET_VPI_WEEK_MAN(EdidRaw));
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}
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}
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static void Edid_Print_BaseVerRev(u8 *EdidRaw)
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{
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/* EDID structure version and revision. */
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xil_printf("EDID structure version and revision: %d.%d\n", XEDID_GET_STRUCT_VER(EdidRaw), XEDID_GET_STRUCT_REV(EdidRaw));
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xil_printf("EDID structure version and revision: %d.%d\n",
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XEDID_GET_STRUCT_VER(EdidRaw), XEDID_GET_STRUCT_REV(EdidRaw));
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}
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static void Edid_Print_BaseBasicDisp(u8 *EdidRaw)
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@ -137,8 +119,10 @@ static void Edid_Print_BaseBasicDisp(u8 *EdidRaw)
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/* Input is a digital video signal interface. */
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xil_printf("\tVideo signal interface is digital.\n");
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if (XEDID_GET_BDISP_VID_DIG_BPC(EdidRaw) != XEDID_BDISP_VID_DIG_BPC_UNDEF) {
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xil_printf("\tColor bit depth:\t%d\n", XEDID_GET_BDISP_VID_DIG_BPC(EdidRaw));
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if (XEDID_GET_BDISP_VID_DIG_BPC(EdidRaw) !=
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XEDID_BDISP_VID_DIG_BPC_UNDEF) {
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xil_printf("\tColor bit depth:\t%d\n",
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XEDID_GET_BDISP_VID_DIG_BPC(EdidRaw));
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}
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else {
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xil_printf("\tColor bit depth is undefined.\n");
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@ -161,7 +145,7 @@ static void Edid_Print_BaseBasicDisp(u8 *EdidRaw)
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xil_printf("\tDisplayPort is supported.\n");
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break;
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default:
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xil_printf("\tDigital interface is not defined.\n");
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xil_printf("\tDigital interface undefined.\n");
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break;
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}
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}
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@ -229,7 +213,9 @@ static void Edid_Print_BaseBasicDisp(u8 *EdidRaw)
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}
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if (XEDID_IS_BDISP_SSAR_SS(EdidRaw)) {
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xil_printf("\tScreen size (HxV):\t%dx%d(cm)\n", XEDID_GET_BDISP_SSAR_H(EdidRaw), XEDID_GET_BDISP_SSAR_V(EdidRaw));
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xil_printf("\tScreen size (HxV):\t%dx%d(cm)\n",
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XEDID_GET_BDISP_SSAR_H(EdidRaw),
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XEDID_GET_BDISP_SSAR_V(EdidRaw));
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}
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else if (XEDID_IS_BDISP_SSAR_AR_L(EdidRaw)) {
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xil_printf("\tAspect ratio (H:V):\t");
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@ -249,7 +235,9 @@ static void Edid_Print_BaseBasicDisp(u8 *EdidRaw)
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default:
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xil_printf("%d.%03d:1 ",
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(u32)XEDID_GET_BDISP_SSAR_AR_L(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_BDISP_SSAR_AR_L(EdidRaw), 1000));
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FLOAT_FRAC_TO_U32(
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XEDID_GET_BDISP_SSAR_AR_L(EdidRaw),
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1000));
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break;
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}
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xil_printf("(landscape)\n");
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@ -270,8 +258,11 @@ static void Edid_Print_BaseBasicDisp(u8 *EdidRaw)
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xil_printf("4:5 ");
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break;
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default:
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xil_printf("%d.%03d:1 ", (u32)XEDID_GET_BDISP_SSAR_AR_P(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_BDISP_SSAR_AR_P(EdidRaw), 1000));
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xil_printf("%d.%03d:1 ",
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(u32)XEDID_GET_BDISP_SSAR_AR_P(EdidRaw),
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FLOAT_FRAC_TO_U32(
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XEDID_GET_BDISP_SSAR_AR_P(EdidRaw),
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1000));
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break;
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}
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xil_printf("(portrait)\n");
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@ -284,7 +275,9 @@ static void Edid_Print_BaseBasicDisp(u8 *EdidRaw)
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xil_printf("\tGamma is defined in an extension block.\n");
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}
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else {
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xil_printf("\tGamma:\t\t\t%d.%02d\n", (u32)XEDID_GET_BDISP_GAMMA(EdidRaw), FLOAT_FRAC_TO_U32(XEDID_GET_BDISP_GAMMA(EdidRaw), 100));
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xil_printf("\tGamma:\t\t\t%d.%02d\n",
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(u32)XEDID_GET_BDISP_GAMMA(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_BDISP_GAMMA(EdidRaw), 100));
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}
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xil_printf("\tDisplay power management:\n");
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@ -359,7 +352,7 @@ static void Edid_Print_BaseBasicDisp(u8 *EdidRaw)
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else {
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xil_printf("does not include ");
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}
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xil_printf("the native pixel format and preferred refresh rate of the display device.\n");
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xil_printf("the native pixel format and preferred refresh rate.\n");
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/* Continuous frequency. */
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xil_printf("\t\tDisplay ");
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if (XEDID_IS_BDISP_FEATURE_CONTFREQ(EdidRaw)) {
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@ -374,14 +367,30 @@ static void Edid_Print_BaseBasicDisp(u8 *EdidRaw)
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static void Edid_Print_ColorChar(u8 *EdidRaw)
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{
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xil_printf("Color characterisitics:\n");
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xil_printf("\tRed_x:\t\t\t%d.%09d +- 0.0005\n", (u32)XEDID_GET_CC_REDX(EdidRaw), FLOAT_FRAC_TO_U32(XEDID_GET_CC_REDX(EdidRaw), 1000000000));
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xil_printf("\tRed_y:\t\t\t%d.%09d +- 0.0005\n", (u32)XEDID_GET_CC_REDY(EdidRaw), FLOAT_FRAC_TO_U32(XEDID_GET_CC_REDY(EdidRaw), 1000000000));
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xil_printf("\tGreen_x:\t\t%d.%09d +- 0.0005\n", (u32)XEDID_GET_CC_GREENX(EdidRaw), FLOAT_FRAC_TO_U32(XEDID_GET_CC_GREENX(EdidRaw), 1000000000));
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xil_printf("\tGreen_y:\t\t%d.%09d +- 0.0005\n", (u32)XEDID_GET_CC_GREENY(EdidRaw), FLOAT_FRAC_TO_U32(XEDID_GET_CC_GREENY(EdidRaw), 1000000000));
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xil_printf("\tBlue_x:\t\t\t%d.%09d +- 0.0005\n", (u32)XEDID_GET_CC_BLUEX(EdidRaw), FLOAT_FRAC_TO_U32(XEDID_GET_CC_BLUEX(EdidRaw), 1000000000));
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xil_printf("\tBlue_y:\t\t\t%d.%09d +- 0.0005\n", (u32)XEDID_GET_CC_BLUEY(EdidRaw), FLOAT_FRAC_TO_U32(XEDID_GET_CC_BLUEY(EdidRaw), 1000000000));
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xil_printf("\tWhite_x:\t\t%d.%09d +- 0.0005\n", (u32)XEDID_GET_CC_WHITEX(EdidRaw), FLOAT_FRAC_TO_U32(XEDID_GET_CC_WHITEX(EdidRaw), 1000000000));
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xil_printf("\tWhite_y:\t\t%d.%09d +- 0.0005\n", (u32)XEDID_GET_CC_WHITEY(EdidRaw), FLOAT_FRAC_TO_U32(XEDID_GET_CC_WHITEY(EdidRaw), 1000000000));
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xil_printf("\tRed_x:\t\t\t%d.%09d +- 0.0005\n",
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(u32)XEDID_GET_CC_REDX(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_CC_REDX(EdidRaw), 1000000000));
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xil_printf("\tRed_y:\t\t\t%d.%09d +- 0.0005\n",
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(u32)XEDID_GET_CC_REDY(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_CC_REDY(EdidRaw), 1000000000));
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xil_printf("\tGreen_x:\t\t%d.%09d +- 0.0005\n",
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(u32)XEDID_GET_CC_GREENX(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_CC_GREENX(EdidRaw), 1000000000));
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xil_printf("\tGreen_y:\t\t%d.%09d +- 0.0005\n",
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(u32)XEDID_GET_CC_GREENY(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_CC_GREENY(EdidRaw), 1000000000));
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xil_printf("\tBlue_x:\t\t\t%d.%09d +- 0.0005\n",
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(u32)XEDID_GET_CC_BLUEX(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_CC_BLUEX(EdidRaw), 1000000000));
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xil_printf("\tBlue_y:\t\t\t%d.%09d +- 0.0005\n",
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(u32)XEDID_GET_CC_BLUEY(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_CC_BLUEY(EdidRaw), 1000000000));
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xil_printf("\tWhite_x:\t\t%d.%09d +- 0.0005\n",
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(u32)XEDID_GET_CC_WHITEX(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_CC_WHITEX(EdidRaw), 1000000000));
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xil_printf("\tWhite_y:\t\t%d.%09d +- 0.0005\n",
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(u32)XEDID_GET_CC_WHITEY(EdidRaw),
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FLOAT_FRAC_TO_U32(XEDID_GET_CC_WHITEY(EdidRaw), 1000000000));
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}
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static void Edid_Print_EstTimings(u8 *EdidRaw)
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@ -438,7 +447,8 @@ static void Edid_Print_EstTimings(u8 *EdidRaw)
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if (XEDID_SUPP_EST_TIMINGS_1152x870_75(EdidRaw)) {
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xil_printf("\t1152x870 @ 75Hz supported.\n");
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}
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xil_printf("\tManufacturer specified timings field: 0x%02lx.\n", XEDID_GET_TIMINGS_MAN(EdidRaw));
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xil_printf("\tManufacturer specified timings field: 0x%02lx.\n",
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XEDID_GET_TIMINGS_MAN(EdidRaw));
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}
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static void Edid_Print_StdTimings(u8 *EdidRaw)
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@ -460,6 +470,95 @@ static void Edid_Print_StdTimings(u8 *EdidRaw)
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}
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}
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static void Edid_Print_Ptm(u8 *EdidRaw)
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{
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u8 *Ptm;
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Ptm = &EdidRaw[XEDID_PTM];
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u16 HBlank = ((Ptm[XEDID_DTD_PTM_HRES_HBLANK_U4] &
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XEDID_DTD_PTM_XRES_XBLANK_U4_XBLANK_MASK) << 8) |
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Ptm[XEDID_DTD_PTM_HBLANK_LSB];
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u16 VBlank = ((Ptm[XEDID_DTD_PTM_VRES_VBLANK_U4] &
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XEDID_DTD_PTM_XRES_XBLANK_U4_XBLANK_MASK) << 8) |
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Ptm[XEDID_DTD_PTM_VBLANK_LSB];
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u32 HActive =
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(((Ptm[XEDID_DTD_PTM_HRES_HBLANK_U4] &
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XEDID_DTD_PTM_XRES_XBLANK_U4_XRES_MASK) >>
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XEDID_DTD_PTM_XRES_XBLANK_U4_XRES_SHIFT) << 8) |
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Ptm[XEDID_DTD_PTM_HRES_LSB];
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u32 VActive =
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(((Ptm[XEDID_DTD_PTM_VRES_VBLANK_U4] &
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XEDID_DTD_PTM_XRES_XBLANK_U4_XRES_MASK) >>
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XEDID_DTD_PTM_XRES_XBLANK_U4_XRES_SHIFT) << 8) |
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Ptm[XEDID_DTD_PTM_VRES_LSB];
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u32 PixelClkKhz = ((Ptm[XEDID_DTD_PTM_PIXEL_CLK_KHZ_MSB] <<
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8) | Ptm[XEDID_DTD_PTM_PIXEL_CLK_KHZ_LSB]) * 10;
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u32 HFrontPorch =
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(((Ptm[XEDID_DTD_PTM_XFPORCH_XSPW_U2] &
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XEDID_DTD_PTM_XFPORCH_XSPW_U2_HFPORCH_MASK) >>
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XEDID_DTD_PTM_XFPORCH_XSPW_U2_HFPORCH_SHIFT) << 8) |
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Ptm[XEDID_DTD_PTM_HFPORCH_LSB];
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u32 HSyncWidth =
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(((Ptm[XEDID_DTD_PTM_XFPORCH_XSPW_U2] &
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XEDID_DTD_PTM_XFPORCH_XSPW_U2_HSPW_MASK) >>
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XEDID_DTD_PTM_XFPORCH_XSPW_U2_HSPW_SHIFT) << 8) |
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Ptm[XEDID_DTD_PTM_HSPW_LSB];
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||||
u32 VFrontPorch =
|
||||
(((Ptm[XEDID_DTD_PTM_XFPORCH_XSPW_U2] &
|
||||
XEDID_DTD_PTM_XFPORCH_XSPW_U2_VFPORCH_MASK) >>
|
||||
XEDID_DTD_PTM_XFPORCH_XSPW_U2_VFPORCH_SHIFT) << 8) |
|
||||
((Ptm[XEDID_DTD_PTM_VFPORCH_VSPW_L4] &
|
||||
XEDID_DTD_PTM_VFPORCH_VSPW_L4_VFPORCH_MASK) >>
|
||||
XEDID_DTD_PTM_VFPORCH_VSPW_L4_VFPORCH_SHIFT);
|
||||
|
||||
u32 VSyncWidth =
|
||||
((Ptm[XEDID_DTD_PTM_XFPORCH_XSPW_U2] &
|
||||
XEDID_DTD_PTM_XFPORCH_XSPW_U2_VSPW_MASK) << 8) |
|
||||
(Ptm[XEDID_DTD_PTM_VFPORCH_VSPW_L4] &
|
||||
XEDID_DTD_PTM_VFPORCH_VSPW_L4_VSPW_MASK);
|
||||
|
||||
u32 HBackPorch = HBlank - (HFrontPorch + HSyncWidth);
|
||||
|
||||
u32 VBackPorch = VBlank - (VFrontPorch + VSyncWidth);
|
||||
|
||||
u8 HPolarity = (Ptm[XEDID_DTD_PTM_SIGNAL] &
|
||||
XEDID_DTD_PTM_SIGNAL_HPOLARITY_MASK) >>
|
||||
XEDID_DTD_PTM_SIGNAL_HPOLARITY_SHIFT;
|
||||
u8 VPolarity = (Ptm[XEDID_DTD_PTM_SIGNAL] &
|
||||
XEDID_DTD_PTM_SIGNAL_VPOLARITY_MASK) >>
|
||||
XEDID_DTD_PTM_SIGNAL_VPOLARITY_SHIFT;
|
||||
|
||||
xil_printf("Preferred timing mode:\n");
|
||||
xil_printf("\tHorizontal resolution:\t%d px\n"
|
||||
"\tVertical resolution:\t%d lines\n"
|
||||
"\tPixel clock:\t\t%d KHz\n"
|
||||
"\tHorizontal front porch:\t%d px\n"
|
||||
"\tHorizontal sync width:\t%d px\n"
|
||||
"\tHorizontal back porch:\t%d px\n"
|
||||
"\tHorizontal blanking:\t%d px\n"
|
||||
"\tHorizontal polarity:\t%d\n"
|
||||
"\tVertical front porch:\t%d px\n"
|
||||
"\tVertical sync width:\t%d px\n"
|
||||
"\tVertical back porch:\t%d px\n"
|
||||
"\tVertical blanking:\t%d px\n"
|
||||
"\tVertical polarity:\t%d\n"
|
||||
, HActive, VActive, PixelClkKhz,
|
||||
HFrontPorch, HSyncWidth, HBackPorch, HBlank, HPolarity,
|
||||
VFrontPorch, VSyncWidth, VBackPorch, VBlank, VPolarity);
|
||||
|
||||
xil_printf("\tInterlaced:\t\t%s\n",
|
||||
XEDID_IS_DTD_PTM_INTERLACED(EdidRaw) ?
|
||||
"Yes." : "No (progressive).");
|
||||
}
|
||||
|
||||
static u8 Edid_CalculateChecksum(u8 *Data, u8 Size)
|
||||
{
|
||||
u8 Index;
|
||||
|
|
|
|||
|
|
@ -9,8 +9,9 @@
|
|||
#define XEDID_PRINT_H_
|
||||
|
||||
#include "xdptx.h"
|
||||
#include "xedid.h"
|
||||
|
||||
u32 Edid_PrintDecodeBase(u8 *EdidRaw);
|
||||
u32 Edid_PrintDecodeAll(XDptx *InstancePtr, u8 Lct, u8 *Rad);
|
||||
void Edid_Print_Supported_VideoModeTable(u8 *EdidRaw);
|
||||
|
||||
#endif /* XEDID_PRINT_H_ */
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue