Hi,Facing the issue:"MBERROR : AHB Master bus error status, set when the AHB Master encounters a bus error response from a slave"Here is the Inputs:We are using the custom SOC, in which we are testing the CLCD controller(IP ARM PL111)connected the TFT LCD 24 Bit mode on the Board , Configured the PL111 Registers based on the LCD. (Base address of CLCD : 0xD4554000) (LCD Resolution: 800X480)Dump of the Registers:Address: d4554000 Value of tim0 REG: 0x2ed228c4Address: d4554004 Value of tim1 REG: 0x171851dfAddress: d4554008 Value of tim2 REG: 0x31f000aAddress: d455400c Value of tim3 REG: 0x10000Address: d4554010 Value of ubas REG: 0x3fed6000Address: d4554014 Value of lbas REG: 0x0Address: d4554018 Value of cntl REG: 0x1092bAddress: d4554020 Value of stat REG: 0x14Address: d4554024 Value of intr REG: 0x0Address: d4554028 Value of ucur REG: 0x0Address: d455402c Value of lcur REG: 0x3fed6000Address: d4554200 Value of palette REG: 0x4a93b220Address: d4554800 Value of crsrimg REG: 0x20518640Address: d4554c00 Value of crsrctrl REG: 0x0Address: d4554c04 Value of crsrcnfg REG: 0x0Address: d4554c08 Value of crsrplte0 REG: 0x0Address: d4554c0c Value of crsrplte1 REG: 0x0Address: d4554c14 Value of crsrclip REG: 0x0Raw Interrupt Status Register Value: 0x14Name Baseoffset Type Reset value DescriptionLCDRIS 0x020 RO 0x0 Raw Interrupt Status RegisterIn "LCDRIS" Register, MBERROR(bit 5) is setTechnical Reference Manual of PL111 Says:MBERROR : AHB Master bus error status, set when the AHB Master encounters a bus error response from a slave.Please help out to resolve the issue.Regards,Ratan
Hi Ratan, I've moved your question to the SoC Design Community where I think you will get your anwser.