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Created with Raphaël 2.2.028Apr24201815147431Mar30292825814Oct1317Aug23Jun2216May1413108622Apr13121110875122Mar1524Feb14Dec11814Nov121116Oct149753Sep25Aug242010528Jul272423221198730Jun27252429May28222119171615108729Apr9220MarUpdate READMEmastermastermoved repo to github.UART now has an independent register for clearing individual IRQs -- files missingUART now has an independent register for clearing individual IRQsfixed: VHDL for reading cop0 registers was not combinational; cleared interrupt hazards on all cop0 eventsseveral fixes: remote now reads 1st line of serial.inp; UART.status.RX flags updated on a DATA-read, UART.status.TX updated on a status-read; improvements to UART interrupt handlertested and fixed: HI and LO updated only if MULT/DIV/MOD were not nullifiedfixed: HI and LO updated only if MULT/DIV/MOD were not nullifiedwron values in interr_x2.expected2nd attempt: new baud rates for UARTchanges to STATUS.IE delay IRQs to avoi hazards. new baud rates for UART2nd version for SDcard controller; changed names for CP0 register in assembly test programsfixed build/compile scripts for simulation/synthesis versionsVHDL code for SDcard controlleradded test for UART RX on macnica boardmissing mmu_context.expected -- sorryfixed UART TX state machine: new char transmitted before end of stop-bitUART tested OK in loop-back modeadded test to RGB lets to mac_7seg.s, assorted small fixesadded program that turns the board into a clockimproved driver to LCD display and sundry small fixesimproved instructions to build and install mips-gcccore.vhd missing in CAUSE always updated -- except if STATUS.EXL=1CAUSE always updated -- except if STATUS.EXL=1fixed PageTable allocation in mid-ramnew gtkwave configuration files with min,Medium,MAX detailstopCount missing in handlers.sfix to count.expectedsmall fixesadded functions to stop COUNTadded functions to start/stop/read COUNT and test to ensure COUNT countsll-sc test file missingSC-nop-branch forwarding was fixed, with thanks to Rafael Soareshandlers turned EXL=0 too early accepting interrupts from within selvesfixed data allocation for UART_rx_irq handlerimproved UART_rx_irq handlerhandler for TLBload e TLBstorehandler for TLBmodifiednew uart_irx.expectedpage table walk, several fixes