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add false paths to design constraints

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This commit is contained in:
Markus Fröschle
2015-09-20 16:23:52 +00:00
parent f72db5f2b5
commit fb3fcdf996
12 changed files with 1883 additions and 1864 deletions
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FPGA_Quartus_13.1/FalconIO_SDCard_IDE_CF/FalconIO_SDCard_IDE_CF.vhd
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@@ -37,109 +37,109 @@ ENTITY falconio_sdcard_ide_cf IS
-- {{ALTERA_IO_BEGIN}} DO NOT REMOVE THIS LINE!
PORT
(
CLK33M : IN std_logic;
MAIN_CLK : IN std_logic;
CLK2M : IN std_logic;
CLK500k : IN std_logic;
nFB_CS1 : IN std_logic;
FB_SIZE0 : IN std_logic;
FB_SIZE1 : IN std_logic;
nFB_BURST : IN std_logic;
FB_ADR : IN std_logic_vector(31 DOWNTO 0);
LP_BUSY : IN std_logic;
nACSI_DRQ : IN std_logic;
nACSI_INT : IN std_logic;
nSCSI_DRQ : IN std_logic;
nSCSI_MSG : IN std_logic;
MIDI_IN : IN std_logic;
RxD : IN std_logic;
CTS : IN std_logic;
RI : IN std_logic;
DCD : IN std_logic;
AMKB_RX : IN std_logic;
PIC_AMKB_RX : IN std_logic;
IDE_RDY : IN std_logic;
IDE_INT : IN std_logic;
WP_CS_CARD : IN std_logic;
nINDEX : IN std_logic;
TRACK00 : IN std_logic;
nRD_DATA : IN std_logic;
nDCHG : IN std_logic;
SD_DATA0 : IN std_logic;
SD_DATA1 : IN std_logic;
SD_DATA2 : IN std_logic;
SD_CARD_DEDECT : IN std_logic;
SD_WP : IN std_logic;
nDACK0 : IN std_logic;
nFB_WR : INOUT std_logic;
WP_CF_CARD : IN std_logic;
nWP : IN std_logic;
nFB_CS2 : IN std_logic;
nRSTO : IN std_logic;
HD_DD : IN std_logic;
nSCSI_C_D : IN std_logic;
nSCSI_I_O : IN std_logic;
CLK2M4576 : IN std_logic;
nFB_OE : IN std_logic;
VSYNC : IN std_logic;
HSYNC : IN std_logic;
DSP_INT : IN std_logic;
nBLANK : IN std_logic;
FDC_CLK : IN std_logic;
FB_ALE : IN std_logic;
ACP_CONF : IN std_logic_vector(31 DOWNTO 24);
nIDE_CS1 : OUT std_logic;
nIDE_CS0 : OUT std_logic;
LP_STR : OUT std_logic;
LP_DIR : OUT std_logic;
nACSI_ACK : OUT std_logic;
nACSI_RESET : OUT std_logic;
nACSI_CS : OUT std_logic;
ACSI_DIR : OUT std_logic;
ACSI_A1 : OUT std_logic;
nSCSI_ACK : OUT std_logic;
nSCSI_ATN : OUT std_logic;
SCSI_DIR : OUT std_logic;
SD_CLK : OUT std_logic;
YM_QA : OUT std_logic;
YM_QC : OUT std_logic;
YM_QB : OUT std_logic;
nSDSEL : OUT std_logic;
STEP : OUT std_logic;
MOT_ON : OUT std_logic;
nRP_LDS : OUT std_logic;
nRP_UDS : OUT std_logic;
nROM4 : OUT std_logic;
nROM3 : OUT std_logic;
nCF_CS1 : OUT std_logic;
nCF_CS0 : OUT std_logic;
nIDE_RD : INOUT std_logic;
nIDE_WR : INOUT std_logic;
AMKB_TX : OUT std_logic;
IDE_RES : OUT std_logic;
DTR : OUT std_logic;
RTS : OUT std_logic;
TxD : OUT std_logic;
MIDI_OLR : OUT std_logic;
MIDI_TLR : OUT std_logic;
nDREQ0 : OUT std_logic;
DSA_D : OUT std_logic;
nMFP_INT : OUT std_logic;
FALCON_IO_TA : OUT std_logic;
STEP_DIR : OUT std_logic;
WR_DATA : OUT std_logic;
WR_GATE : OUT std_logic;
DMA_DRQ : OUT std_logic;
FB_AD : INOUT std_logic_vector(31 DOWNTO 0);
LP_D : INOUT std_logic_vector(7 DOWNTO 0);
ACSI_D : INOUT std_logic_vector(7 DOWNTO 0);
SCSI_D : INOUT std_logic_vector(7 DOWNTO 0);
SCSI_PAR : INOUT std_logic;
nSCSI_SEL : INOUT std_logic;
nSCSI_BUSY : INOUT std_logic;
nSCSI_RST : INOUT std_logic;
SD_CD_DATA3 : INOUT std_logic;
SD_CDM_D1 : INOUT std_logic
CLK33M : IN std_logic;
MAIN_CLK : IN std_logic;
CLK2M : IN std_logic;
CLK500k : IN std_logic;
nFB_CS1 : IN std_logic;
FB_SIZE0 : IN std_logic;
FB_SIZE1 : IN std_logic;
nFB_BURST : IN std_logic;
FB_ADR : IN std_logic_vector(31 DOWNTO 0);
LP_BUSY : IN std_logic;
nACSI_DRQ : IN std_logic;
nACSI_INT : IN std_logic;
nSCSI_DRQ : IN std_logic;
nSCSI_MSG : IN std_logic;
MIDI_IN : IN std_logic;
RxD : IN std_logic;
CTS : IN std_logic;
RI : IN std_logic;
DCD : IN std_logic;
AMKB_RX : IN std_logic;
PIC_AMKB_RX : IN std_logic;
IDE_RDY : IN std_logic;
IDE_INT : IN std_logic;
WP_CS_CARD : IN std_logic;
nINDEX : IN std_logic;
TRACK00 : IN std_logic;
nRD_DATA : IN std_logic;
nDCHG : IN std_logic;
SD_DATA0 : IN std_logic;
SD_DATA1 : IN std_logic;
SD_DATA2 : IN std_logic;
SD_CARD_DEDECT : IN std_logic;
SD_WP : IN std_logic;
nDACK0 : IN std_logic;
nFB_WR : INOUT std_logic;
WP_CF_CARD : IN std_logic;
nWP : IN std_logic;
nFB_CS2 : IN std_logic;
nRSTO : IN std_logic;
HD_DD : IN std_logic;
nSCSI_C_D : IN std_logic;
nSCSI_I_O : IN std_logic;
CLK2M4576 : IN std_logic;
nFB_OE : IN std_logic;
VSYNC : IN std_logic;
HSYNC : IN std_logic;
DSP_INT : IN std_logic;
nBLANK : IN std_logic;
FDC_CLK : IN std_logic;
FB_ALE : IN std_logic;
ACP_CONF : IN std_logic_vector(31 DOWNTO 24);
nIDE_CS1 : OUT std_logic;
nIDE_CS0 : OUT std_logic;
LP_STR : OUT std_logic;
LP_DIR : OUT std_logic;
nACSI_ACK : OUT std_logic;
nACSI_RESET : OUT std_logic;
nACSI_CS : OUT std_logic;
ACSI_DIR : OUT std_logic;
ACSI_A1 : OUT std_logic;
nSCSI_ACK : OUT std_logic;
nSCSI_ATN : OUT std_logic;
SCSI_DIR : OUT std_logic;
SD_CLK : OUT std_logic;
YM_QA : OUT std_logic;
YM_QC : OUT std_logic;
YM_QB : OUT std_logic;
nSDSEL : OUT std_logic;
STEP : OUT std_logic;
MOT_ON : OUT std_logic;
nRP_LDS : OUT std_logic;
nRP_UDS : OUT std_logic;
nROM4 : OUT std_logic;
nROM3 : OUT std_logic;
nCF_CS1 : OUT std_logic;
nCF_CS0 : OUT std_logic;
nIDE_RD : INOUT std_logic;
nIDE_WR : INOUT std_logic;
AMKB_TX : OUT std_logic;
IDE_RES : OUT std_logic;
DTR : OUT std_logic;
RTS : OUT std_logic;
TxD : OUT std_logic;
MIDI_OLR : OUT std_logic;
MIDI_TLR : OUT std_logic;
nDREQ0 : OUT std_logic;
DSA_D : OUT std_logic;
nMFP_INT : OUT std_logic;
FALCON_IO_TA : OUT std_logic;
STEP_DIR : OUT std_logic;
WR_DATA : OUT std_logic;
WR_GATE : OUT std_logic;
DMA_DRQ : OUT std_logic;
FB_AD : INOUT std_logic_vector(31 DOWNTO 0);
LP_D : INOUT std_logic_vector(7 DOWNTO 0);
ACSI_D : INOUT std_logic_vector(7 DOWNTO 0);
SCSI_D : INOUT std_logic_vector(7 DOWNTO 0);
SCSI_PAR : INOUT std_logic;
nSCSI_SEL : INOUT std_logic;
nSCSI_BUSY : INOUT std_logic;
nSCSI_RST : INOUT std_logic;
SD_CD_DATA3 : INOUT std_logic;
SD_CDM_D1 : INOUT std_logic
);
-- {{ALTERA_IO_END}} DO NOT REMOVE THIS LINE!
@@ -228,7 +228,9 @@ END falconio_sdcard_ide_cf;
SIGNAL WRF_RDE : std_logic;
SIGNAL WRF_WRE : std_logic;
SIGNAL nFDC_WR : std_logic;
type FCF_STATES is( FCF_IDLE, FCF_T0, FCF_T1, FCF_T2, FCF_T3, FCF_T6, FCF_T7);
TYPE FCF_STATES IS (FCF_IDLE, FCF_T0, FCF_T1, FCF_T2, FCF_T3, FCF_T6, FCF_T7);
SIGNAL FCF_STATE : FCF_STATES;
SIGNAL NEXT_FCF_STATE : FCF_STATES;
SIGNAL DMA_REQ : std_logic;
@@ -239,6 +241,7 @@ END falconio_sdcard_ide_cf;
SIGNAL DMA_ACTIV : std_logic;
SIGNAL DMA_ACTIV_NEW : std_logic;
SIGNAL FDC_OUT : std_logic_vector(7 DOWNTO 0);
-- SCSI
SIGNAL SCSI_CS : std_logic;
SIGNAL SCSI_CSn : std_logic;
@@ -256,6 +259,7 @@ END falconio_sdcard_ide_cf;
SIGNAL BSY_EN : std_logic;
SIGNAL SEL_OUTn : std_logic;
SIGNAL SEL_EN : std_logic;
-- IDE
SIGNAL nnIDE_RES : std_logic;
SIGNAL IDE_CF_CS : std_logic;
@@ -268,25 +272,28 @@ END falconio_sdcard_ide_cf;
BEGIN
LONG <= '1' WHEN FB_SIZE1 = '0' and FB_SIZE0 = '0' ELSE '0';
BYT <= '1' WHEN FB_SIZE1 = '0' and FB_SIZE0 = '1' ELSE '0';
FB_B0 <= '1' WHEN FB_ADR(0) = '0' or BYT = '0' ELSE '0';
FB_B1 <= '1' WHEN FB_ADR(0) = '1' or BYT = '0' ELSE '0';
LONG <= '1' WHEN FB_SIZE1 = '0' AND FB_SIZE0 = '0' ELSE '0';
BYT <= '1' WHEN FB_SIZE1 = '0' AND FB_SIZE0 = '1' ELSE '0';
FB_B0 <= '1' WHEN FB_ADR(0) = '0' OR BYT = '0' ELSE '0';
FB_B1 <= '1' WHEN FB_ADR(0) = '1' OR BYT = '0' ELSE '0';
FALCON_IO_TA <= '1' WHEN SNDCS = '1' or DTACK_OUT_MFPn = '0' or ACIA_CS_I = '1' or DMA_MODUS_CS ='1'
or DMA_ADR_CS = '1' or DMA_DIRM_CS = '1' or DMA_BYT_CNT_CS = '1' or FCF_CS = '1' or IDE_CF_TA = '1' ELSE '0';
SUB_BUS <= '1' WHEN nFB_WR = '1' and ROM_CS = '1' ELSE
'1' WHEN nFB_WR = '1' and IDE_CF_CS = '1' ELSE
'1' WHEN nFB_WR = '0' and nIDE_WR = '0' ELSE '0';
nRP_UDS <= '0' WHEN SUB_BUS = '1' and FB_B0 = '1' ELSE '1';
nRP_LDS <= '0' WHEN SUB_BUS = '1' and FB_B1 = '1' ELSE '1';
FALCON_IO_TA <= '1' WHEN SNDCS = '1' OR DTACK_OUT_MFPn = '0' OR ACIA_CS_I = '1' OR DMA_MODUS_CS ='1'
OR DMA_ADR_CS = '1' OR DMA_DIRM_CS = '1' OR DMA_BYT_CNT_CS = '1' OR FCF_CS = '1' OR IDE_CF_TA = '1' ELSE '0';
SUB_BUS <= '1' WHEN nFB_WR = '1' AND ROM_CS = '1' ELSE
'1' WHEN nFB_WR = '1' AND IDE_CF_CS = '1' ELSE
'1' WHEN nFB_WR = '0' AND nIDE_WR = '0' ELSE '0';
nRP_UDS <= '0' WHEN SUB_BUS = '1' AND FB_B0 = '1' ELSE '1';
nRP_LDS <= '0' WHEN SUB_BUS = '1' AND FB_B1 = '1' ELSE '1';
nDREQ0 <= '0';
----------------------------------------------------------------------------
-- SD
----------------------------------------------------------------------------
SD_CLK <= 'Z';
SD_CD_DATA3 <= 'Z';
SD_CDM_D1 <= 'Z';
----------------------------------------------------------------------------
-- IDE
----------------------------------------------------------------------------
@@ -344,16 +351,21 @@ BEGIN
END CASE;
END PROCESS CMD_DECODER;
IDE_RES <= not nnIDE_RES and nRSTO;
IDE_CF_CS <= '1' WHEN nFB_CS1 = '0' and FB_ADR(19 DOWNTO 7) = x"0" ELSE '0'; -- FFF0'0000/80
nCF_CS0 <= '0' WHEN ACP_CONF(31) = '0' and FB_ADR(19 DOWNTO 5) = x"0" ELSE -- FFFO'0000-FFF0'001F
'0' WHEN ACP_CONF(31) = '1' and FB_ADR(19 DOWNTO 5) = x"2" ELSE '1'; -- FFFO'0040-FFF0'005F
nCF_CS1 <= '0' WHEN ACP_CONF(31) = '0' and FB_ADR(19 DOWNTO 5) = x"1" ELSE -- FFF0'0020-FFF0'003F
'0' WHEN ACP_CONF(31) = '1' and FB_ADR(19 DOWNTO 5) = x"3" ELSE '1'; -- FFFO'0060-FFF0'007F
nIDE_CS0 <= '0' WHEN ACP_CONF(30) = '0' and FB_ADR(19 DOWNTO 5) = x"2" ELSE -- FFF0'0040-FFF0'005F
'0' WHEN ACP_CONF(30) = '1' and FB_ADR(19 DOWNTO 5) = x"0" ELSE '1'; -- FFFO'0000-FFF0'001F
nIDE_CS1 <= '0' WHEN ACP_CONF(30) = '0' and FB_ADR(19 DOWNTO 5) = x"3" ELSE -- FFF0'0060-FFF0'007F
'0' WHEN ACP_CONF(30) = '1' and FB_ADR(19 DOWNTO 5) = x"1" ELSE '1'; -- FFFO'0020-FFF0'003F
IDE_RES <= NOT nnIDE_RES AND nRSTO;
IDE_CF_CS <= '1' WHEN nFB_CS1 = '0' AND FB_ADR(19 DOWNTO 7) = x"0" ELSE '0'; -- FFF0'0000/80
nCF_CS0 <= '0' WHEN ACP_CONF(31) = '0' AND FB_ADR(19 DOWNTO 5) = x"0" ELSE -- FFFO'0000-FFF0'001F
'0' WHEN ACP_CONF(31) = '1' AND FB_ADR(19 DOWNTO 5) = x"2" ELSE '1'; -- FFFO'0040-FFF0'005F
nCF_CS1 <= '0' WHEN ACP_CONF(31) = '0' AND FB_ADR(19 DOWNTO 5) = x"1" ELSE -- FFF0'0020-FFF0'003F
'0' WHEN ACP_CONF(31) = '1' AND FB_ADR(19 DOWNTO 5) = x"3" ELSE '1'; -- FFFO'0060-FFF0'007F
nIDE_CS0 <= '0' WHEN ACP_CONF(30) = '0' AND FB_ADR(19 DOWNTO 5) = x"2" ELSE -- FFF0'0040-FFF0'005F
'0' WHEN ACP_CONF(30) = '1' AND FB_ADR(19 DOWNTO 5) = x"0" ELSE '1'; -- FFFO'0000-FFF0'001F
nIDE_CS1 <= '0' WHEN ACP_CONF(30) = '0' AND FB_ADR(19 DOWNTO 5) = x"3" ELSE -- FFF0'0060-FFF0'007F
'0' WHEN ACP_CONF(30) = '1' AND FB_ADR(19 DOWNTO 5) = x"1" ELSE '1'; -- FFFO'0020-FFF0'003F
-----------------------------------------------------------------------------------------------------------------------------------------
-- ACSI, SCSI UND FLOPPY WD1772
-------------------------------------------------------------------------------------------------------------------------------------------
@@ -368,12 +380,15 @@ BEGIN
wrreq => RDF_WRE,
q => RDF_DOUT,
wrusedw => RDF_AZ
);
FCF_CS <= '1' WHEN nFB_CS2 = '0' and FB_ADR(26 DOWNTO 0) = x"0020110" and LONG = '1' ELSE '0'; -- F002'0110 LONG ONLY
FCF_APH <= '1' WHEN FB_ALE = '1' and FB_AD(31 DOWNTO 0) = x"F0020110" and LONG = '1' ELSE '0'; -- ADRESSPHASE F0020110 LONG ONLY
RDF_RDE <= '1' WHEN FCF_APH = '1' and nFB_WR = '1' ELSE '0'; -- AKTIVIEREN IN ADRESSPHASE
FB_AD <= RDF_DOUT(7 DOWNTO 0) & RDF_DOUT(15 DOWNTO 8) & RDF_DOUT(23 DOWNTO 16) & RDF_DOUT(31 DOWNTO 24) WHEN FCF_CS = '1' and nFB_OE = '0' ELSE "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ";
);
FCF_CS <= '1' WHEN nFB_CS2 = '0' AND FB_ADR(26 DOWNTO 0) = x"0020110" AND LONG = '1' ELSE '0'; -- F002'0110 LONG ONLY
FCF_APH <= '1' WHEN FB_ALE = '1' AND FB_AD(31 DOWNTO 0) = x"F0020110" AND LONG = '1' ELSE '0'; -- ADRESSPHASE F0020110 LONG ONLY
RDF_RDE <= '1' WHEN FCF_APH = '1' AND nFB_WR = '1' ELSE '0'; -- AKTIVIEREN IN ADRESSPHASE
FB_AD <= RDF_DOUT(7 DOWNTO 0) & RDF_DOUT(15 DOWNTO 8) & RDF_DOUT(23 DOWNTO 16) & RDF_DOUT(31 DOWNTO 24) WHEN FCF_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
RDF_DIN <= CD_OUT_FDC WHEN DMA_MODUS(7) = '1' ELSE SCSI_DOUT;
-- daten write fifo
WRF: dcfifo1
PORT MAP(
@@ -385,11 +400,11 @@ BEGIN
wrreq => WRF_WRE,
q => WRF_DOUT,
rdusedw => WRF_AZ
);
);
CD_IN_FDC <= WRF_DOUT WHEN DMA_ACTIV = '1' and DMA_MODUS(8) = '1' ELSE FB_AD(23 DOWNTO 16); -- BEI DMA WRITE <-FIFO SONST <-FB
DMA_AZ_CS <= '1' WHEN nFB_CS2 = '0' and FB_ADR(26 DOWNTO 0) = x"002010C" ELSE '0'; -- F002'010C LONG
FB_AD <= DMA_DRQ_Q & DMA_DRQ_REG & IDE_INT & FDINT & SCSI_INT & RDF_AZ & "0" & DMA_STATUS & "00" & WRF_AZ WHEN DMA_AZ_CS = '1' and nFB_OE = '0' ELSE "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ";
CD_IN_FDC <= WRF_DOUT WHEN DMA_ACTIV = '1' AND DMA_MODUS(8) = '1' ELSE FB_AD(23 DOWNTO 16); -- BEI DMA WRITE <-FIFO SONST <-FB
DMA_AZ_CS <= '1' WHEN nFB_CS2 = '0' AND FB_ADR(26 DOWNTO 0) = x"002010C" ELSE '0'; -- F002'010C LONG
FB_AD <= DMA_DRQ_Q & DMA_DRQ_REG & IDE_INT & FDINT & SCSI_INT & RDF_AZ & "0" & DMA_STATUS & "00" & WRF_AZ WHEN DMA_AZ_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
DMA_DRQ_Q <= '1' WHEN DMA_DRQ_REG = "11" and DMA_MODUS(6) = '0' ELSE '0';
-- FIFO WRITE: GENAU 1 MAIN_CLK -------------------------------------------------------------------------
@@ -398,7 +413,7 @@ BEGIN
IF nRSTO = '0' THEN
WRF_WRE <= '0';
ELSIF rising_edge(MAIN_CLK) THEN
IF FCF_APH = '1' and nFB_WR = '0' THEN
IF FCF_APH = '1' AND nFB_WR = '0' THEN
WRF_WRE <= '1';
ELSE
WRF_WRE <= '0';
@@ -426,27 +441,27 @@ BEGIN
BEGIN
IF nRSTO = '0' THEN
FDC_OUT <= x"00";
ELSIF rising_edge(FDC_CLK) and FDCS_In = '0' THEN
ELSIF rising_edge(FDC_CLK) AND FDCS_In = '0' THEN
FDC_OUT <= CD_OUT_FDC; -- set
ELSE
FDC_OUT <= FDC_OUT; -- halten
END IF;
END PROCESS FDC_REG;
DMA_REQ <= '1' WHEN ((DMA_DRQ_I = '1' and DMA_MODUS(7) = '1') or (SCSI_DRQ = '1' and DMA_MODUS(7) = '0')) and DMA_STATUS(1) = '1' and DMA_MODUS(6) = '0' and CLR_FIFO = '0' ELSE '0';
FDC_CS <= '1' WHEN DMA_DATEN_CS = '1' and DMA_MODUS(4 DOWNTO 3) = "00" and FB_B1 = '1' ELSE '0';
SCSI_CS <= '1' WHEN DMA_DATEN_CS = '1' and DMA_MODUS(4 DOWNTO 3) = "01" and FB_B1 = '1' ELSE '0';
DMA_REQ <= '1' WHEN ((DMA_DRQ_I = '1' AND DMA_MODUS(7) = '1') OR (SCSI_DRQ = '1' AND DMA_MODUS(7) = '0')) AND DMA_STATUS(1) = '1' AND DMA_MODUS(6) = '0' AND CLR_FIFO = '0' ELSE '0';
FDC_CS <= '1' WHEN DMA_DATEN_CS = '1' AND DMA_MODUS(4 DOWNTO 3) = "00" AND FB_B1 = '1' ELSE '0';
SCSI_CS <= '1' WHEN DMA_DATEN_CS = '1' AND DMA_MODUS(4 DOWNTO 3) = "01" AND FB_B1 = '1' ELSE '0';
FCF_DECODER: PROCESS(FCF_STATE, NEXT_FCF_STATE, DMA_REQ,FDC_CS, RDF_WRE, WRF_RDE, SCSI_DRQ, nSCSI_DACK, DMA_MODUS, DMA_ACTIV, FDCS_In,SCSI_CS, SCSI_CSn)
BEGIN
case FCF_STATE is
CASE FCF_STATE IS
WHEN FCF_IDLE =>
SCSI_CSn <= '1';
FDCS_In <= '1';
RDF_WRE <= '0';
WRF_RDE <= '0';
nSCSI_DACK <= '1';
IF DMA_REQ = '1' or FDC_CS = '1' or SCSI_CS = '1' THEN
IF DMA_REQ = '1' OR FDC_CS = '1' OR SCSI_CS = '1' THEN
DMA_ACTIV_NEW <= DMA_REQ;
NEXT_FCF_STATE <= FCF_T0;
ELSE
@@ -459,8 +474,8 @@ BEGIN
RDF_WRE <= '0';
nSCSI_DACK <= '1';
DMA_ACTIV_NEW <= DMA_REQ;
WRF_RDE <= DMA_MODUS(8) and DMA_REQ; -- WRITE -> READ FROM FIFO
IF DMA_REQ = '0' and DMA_ACTIV = '1' THEN -- spike?
WRF_RDE <= DMA_MODUS(8) AND DMA_REQ; -- WRITE -> READ FROM FIFO
IF DMA_REQ = '0' AND DMA_ACTIV = '1' THEN -- spike?
NEXT_FCF_STATE <= FCF_IDLE; -- ja -> zum start
ELSE
NEXT_FCF_STATE <= FCF_T1;
@@ -469,33 +484,33 @@ BEGIN
RDF_WRE <= '0';
WRF_RDE <= '0';
DMA_ACTIV_NEW <= DMA_ACTIV;
SCSI_CSn <= not SCSI_CS;
FDCS_In <= DMA_MODUS(4) or DMA_MODUS(3);
nSCSI_DACK <= DMA_MODUS(7) and DMA_ACTIV;
SCSI_CSn <= NOT SCSI_CS;
FDCS_In <= DMA_MODUS(4) OR DMA_MODUS(3);
nSCSI_DACK <= DMA_MODUS(7) AND DMA_ACTIV;
NEXT_FCF_STATE <= FCF_T2;
WHEN FCF_T2 =>
RDF_WRE <= '0';
WRF_RDE <= '0';
DMA_ACTIV_NEW <= DMA_ACTIV;
SCSI_CSn <= not SCSI_CS;
FDCS_In <= DMA_MODUS(4) or DMA_MODUS(3);
nSCSI_DACK <= DMA_MODUS(7) and DMA_ACTIV;
SCSI_CSn <= NOT SCSI_CS;
FDCS_In <= DMA_MODUS(4) OR DMA_MODUS(3);
nSCSI_DACK <= DMA_MODUS(7) AND DMA_ACTIV;
NEXT_FCF_STATE <= FCF_T3;
WHEN FCF_T3 =>
RDF_WRE <= '0';
WRF_RDE <= '0';
DMA_ACTIV_NEW <= DMA_ACTIV;
SCSI_CSn <= not SCSI_CS;
FDCS_In <= DMA_MODUS(4) or DMA_MODUS(3);
nSCSI_DACK <= DMA_MODUS(7) and DMA_ACTIV;
SCSI_CSn <= NOT SCSI_CS;
FDCS_In <= DMA_MODUS(4) OR DMA_MODUS(3);
nSCSI_DACK <= DMA_MODUS(7) AND DMA_ACTIV;
NEXT_FCF_STATE <= FCF_T6;
WHEN FCF_T6 =>
WRF_RDE <= '0';
DMA_ACTIV_NEW <= DMA_ACTIV;
SCSI_CSn <= not SCSI_CS;
FDCS_In <= DMA_MODUS(4) or DMA_MODUS(3);
nSCSI_DACK <= DMA_MODUS(7) and DMA_ACTIV;
RDF_WRE <= not DMA_MODUS(8) and DMA_ACTIV; -- READ -> WRITE IN FIFO
SCSI_CSn <= NOT SCSI_CS;
FDCS_In <= DMA_MODUS(4) OR DMA_MODUS(3);
nSCSI_DACK <= DMA_MODUS(7) AND DMA_ACTIV;
RDF_WRE <= NOT DMA_MODUS(8) AND DMA_ACTIV; -- READ -> WRITE IN FIFO
NEXT_FCF_STATE <= FCF_T7;
WHEN FCF_T7 =>
SCSI_CSn <= '1';
@@ -504,7 +519,7 @@ BEGIN
WRF_RDE <= '0';
nSCSI_DACK <= '1';
DMA_ACTIV_NEW <= '0';
IF FDC_CS = '1' and DMA_REQ = '0' THEN
IF FDC_CS = '1' AND DMA_REQ = '0' THEN
NEXT_FCF_STATE <= FCF_T7;
ELSE
NEXT_FCF_STATE <= FCF_IDLE;
@@ -538,22 +553,22 @@ BEGIN
INTRQ => FDINT
);
DMA_DATEN_CS <= '1' WHEN nFB_CS1 = '0' and FB_ADR(19 DOWNTO 1) = x"7C302" ELSE '0'; -- F8604/2
DMA_MODUS_CS <= '1' WHEN nFB_CS1 = '0' and FB_ADR(19 DOWNTO 1) = x"7C303" ELSE '0'; -- F8606/2
WDC_BSL_CS <= '1' WHEN nFB_CS1 = '0' and FB_ADR(19 DOWNTO 1) = x"7C307" ELSE '0'; -- F860E/2
DMA_DATEN_CS <= '1' WHEN nFB_CS1 = '0' AND FB_ADR(19 DOWNTO 1) = x"7C302" ELSE '0'; -- F8604/2
DMA_MODUS_CS <= '1' WHEN nFB_CS1 = '0' AND FB_ADR(19 DOWNTO 1) = x"7C303" ELSE '0'; -- F8606/2
WDC_BSL_CS <= '1' WHEN nFB_CS1 = '0' AND FB_ADR(19 DOWNTO 1) = x"7C307" ELSE '0'; -- F860E/2
HD_DD_OUT <= HD_DD WHEN ACP_CONF(29) = '0' ELSE WDC_BSL(0);
nFDC_WR <= (not DMA_MODUS(8)) WHEN DMA_ACTIV = '1' ELSE nFB_WR;
nFDC_WR <= NOT DMA_MODUS(8) WHEN DMA_ACTIV = '1' ELSE nFB_WR;
CA0 <= '1' WHEN DMA_ACTIV = '1' ELSE DMA_MODUS(0);
CA1 <= '1' WHEN DMA_ACTIV = '1' ELSE DMA_MODUS(1);
CA2 <= '1' WHEN DMA_ACTIV = '1' ELSE DMA_MODUS(2);
FB_AD(23 DOWNTO 16) <= "0000" & (not DMA_STATUS(1)) & "0" & WDC_BSL(1) & HD_DD WHEN WDC_BSL_CS = '1' and nFB_OE = '0' ELSE "ZZZZZZZZ";
FB_AD(31 DOWNTO 24) <= "00000000" WHEN DMA_DATEN_CS = '1' and nFB_OE = '0' ELSE "ZZZZZZZZ";
FB_AD(23 DOWNTO 16) <= FDC_OUT WHEN DMA_DATEN_CS = '1' and DMA_MODUS(4 DOWNTO 3) = "00" and nFB_OE = '0' ELSE
SCSI_DOUT WHEN DMA_DATEN_CS = '1' and DMA_MODUS(4 DOWNTO 3) = "01" and nFB_OE = '0' ELSE
DMA_BYT_CNT(16 DOWNTO 9) WHEN DMA_DATEN_CS = '1' and DMA_MODUS(4) = '1' and nFB_OE = '0' ELSE "ZZZZZZZZ";
FB_AD(23 DOWNTO 16) <= "0000" & (NOT DMA_STATUS(1)) & "0" & WDC_BSL(1) & HD_DD WHEN WDC_BSL_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(31 DOWNTO 24) <= "00000000" WHEN DMA_DATEN_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(23 DOWNTO 16) <= FDC_OUT WHEN DMA_DATEN_CS = '1' AND DMA_MODUS(4 DOWNTO 3) = "00" AND nFB_OE = '0' ELSE
SCSI_DOUT WHEN DMA_DATEN_CS = '1' AND DMA_MODUS(4 DOWNTO 3) = "01" AND nFB_OE = '0' ELSE
DMA_BYT_CNT(16 DOWNTO 9) WHEN DMA_DATEN_CS = '1' AND DMA_MODUS(4) = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
--- WDC BSL REGISTER -------------------------------------------------------
@@ -561,7 +576,7 @@ BEGIN
BEGIN
IF nRSTO = '0' THEN
WDC_BSL <= "00";
ELSIF rising_edge(MAIN_CLK) and WDC_BSL_CS = '1' and nFB_WR = '0' THEN
ELSIF rising_edge(MAIN_CLK) AND WDC_BSL_CS = '1' AND nFB_WR = '0' THEN
IF FB_B0 = '1' THEN
WDC_BSL(1 DOWNTO 0) <= FB_AD(25 DOWNTO 24);
ELSE
@@ -575,7 +590,7 @@ BEGIN
BEGIN
IF nRSTO = '0' THEN
DMA_MODUS <= x"0000";
ELSIF rising_edge(MAIN_CLK) and DMA_MODUS_CS = '1' and nFB_WR = '0' THEN
ELSIF rising_edge(MAIN_CLK) AND DMA_MODUS_CS = '1' AND nFB_WR = '0' THEN
IF FB_B0 = '1' THEN
DMA_MODUS(15 DOWNTO 8) <= FB_AD(31 DOWNTO 24);
ELSE
@@ -594,13 +609,13 @@ BEGIN
-- BYT COUNTER, SECTOR COUNTER ----------------------------------------------------
PROCESS(MAIN_CLK, nRSTO, DMA_DATEN_CS, DMA_BYT_CNT_CS, DMA_BYT_CNT, nFB_WR, FB_B0, FB_B1, DMA_MODUS, CLR_FIFO)
BEGIN
IF nRSTO = '0' or CLR_FIFO = '1' THEN
IF nRSTO = '0' OR CLR_FIFO = '1' THEN
DMA_BYT_CNT <= x"00000000";
ELSIF rising_edge(MAIN_CLK) and nFB_WR = '0' and DMA_DATEN_CS = '1' and nFB_WR = '0' and DMA_MODUS(4) = '1' and FB_B1 = '1' THEN
ELSIF rising_edge(MAIN_CLK) AND nFB_WR = '0' AND DMA_DATEN_CS = '1' AND nFB_WR = '0' AND DMA_MODUS(4) = '1' AND FB_B1 = '1' THEN
DMA_BYT_CNT(31 DOWNTO 17) <= (OTHERS => 'Z');
DMA_BYT_CNT(16 DOWNTO 9) <= FB_AD(23 DOWNTO 16);
DMA_BYT_CNT(8 DOWNTO 0) <= (OTHERS => 'Z');
ELSIF rising_edge(MAIN_CLK) and nFB_WR = '0' and DMA_BYT_CNT_CS = '1' THEN
ELSIF rising_edge(MAIN_CLK) AND nFB_WR = '0' AND DMA_BYT_CNT_CS = '1' THEN
DMA_BYT_CNT <= FB_AD;
ELSE
DMA_BYT_CNT <= DMA_BYT_CNT;
@@ -610,11 +625,11 @@ BEGIN
FB_AD(31 DOWNTO 16) <= "0000000000000" & DMA_STATUS WHEN DMA_MODUS_CS = '1' and nFB_OE = '0' ELSE (OTHERS => 'Z');
DMA_STATUS(0) <= '1'; -- DMA OK
DMA_STATUS(1) <= '1' WHEN DMA_BYT_CNT /= 0 and DMA_BYT_CNT(31) = '0' ELSE '0'; -- WENN byts UND NICHT MINUS
DMA_STATUS(2) <= '0' WHEN DMA_DRQ_I = '1' or SCSI_DRQ = '1' ELSE '0';
DMA_DRQQ <= '1' WHEN DMA_STATUS(1) = '1' and DMA_MODUS(8) = '0' and RDF_AZ > 15 and DMA_MODUS(6) = '0' ELSE
'1' WHEN DMA_STATUS(1) = '1' and DMA_MODUS(8) = '1' and WRF_AZ < 512 and DMA_MODUS(6) = '0' ELSE '0';
DMA_DRQ <= '1' WHEN DMA_DRQ_REG = "11" and DMA_MODUS(6) = '0' ELSE '0';
DMA_STATUS(1) <= '1' WHEN DMA_BYT_CNT /= 0 AND DMA_BYT_CNT(31) = '0' ELSE '0'; -- WENN byts UND NICHT MINUS
DMA_STATUS(2) <= '0' WHEN DMA_DRQ_I = '1' OR SCSI_DRQ = '1' ELSE '0';
DMA_DRQQ <= '1' WHEN DMA_STATUS(1) = '1' AND DMA_MODUS(8) = '0' AND RDF_AZ > 15 AND DMA_MODUS(6) = '0' ELSE
'1' WHEN DMA_STATUS(1) = '1' AND DMA_MODUS(8) = '1' AND WRF_AZ < 512 AND DMA_MODUS(6) = '0' ELSE '0';
DMA_DRQ <= '1' WHEN DMA_DRQ_REG = "11" AND DMA_MODUS(6) = '0' ELSE '0';
-- DMA REQUEST: SPIKES AUSFILTERN ------------------------------------------
PROCESS(FDC_CLK, nRSTO, DMA_DRQ_REG)
@@ -634,7 +649,7 @@ BEGIN
BEGIN
IF nRSTO = '0' THEN
DMA_TOP <= x"00";
ELSIF rising_edge(MAIN_CLK) and nFB_WR = '0' and (DMA_TOP_CS = '1' or DMA_ADR_CS = '1') THEN
ELSIF rising_edge(MAIN_CLK) AND nFB_WR = '0' AND (DMA_TOP_CS = '1' OR DMA_ADR_CS = '1') THEN
DMA_TOP <= FB_AD(31 DOWNTO 24);
ELSE
DMA_TOP <= DMA_TOP;
@@ -645,7 +660,7 @@ BEGIN
BEGIN
IF nRSTO = '0' THEN
DMA_HIGH <= x"00";
ELSIF rising_edge(MAIN_CLK) and nFB_WR = '0' and (DMA_HIGH_CS = '1' or DMA_ADR_CS = '1') THEN
ELSIF rising_edge(MAIN_CLK) AND nFB_WR = '0' AND (DMA_HIGH_CS = '1' OR DMA_ADR_CS = '1') THEN
DMA_HIGH <= FB_AD(23 DOWNTO 16);
ELSE
DMA_HIGH <= DMA_HIGH;
@@ -657,7 +672,7 @@ BEGIN
DMA_MID <= DMA_MID;
IF nRSTO = '0' THEN
DMA_MID <= x"00";
ELSIF rising_edge(MAIN_CLK) and nFB_WR = '0' THEN
ELSIF rising_edge(MAIN_CLK) AND nFB_WR = '0' THEN
IF DMA_MID_CS = '1' THEN
DMA_MID <= FB_AD(23 DOWNTO 16);
ELSIF DMA_ADR_CS = '1' THEN
@@ -671,7 +686,7 @@ BEGIN
DMA_LOW <= DMA_LOW;
IF nRSTO = '0' THEN
DMA_LOW <= x"00";
ELSIF rising_edge(MAIN_CLK) and nFB_WR = '0' THEN
ELSIF rising_edge(MAIN_CLK) AND nFB_WR = '0' THEN
IF DMA_LOW_CS = '1'THEN
DMA_LOW <= FB_AD(23 DOWNTO 16);
ELSIF DMA_ADR_CS = '1' THEN
@@ -681,23 +696,23 @@ BEGIN
END PROCESS;
--------------------------------------------------------------------------------------------
DMA_TOP_CS <= '1' WHEN nFB_CS1 = '0' and FB_ADR(19 DOWNTO 1) = x"7C304" and FB_B0 = '1' ELSE '0'; -- F8608/2
DMA_HIGH_CS <= '1' WHEN nFB_CS1 = '0' and FB_ADR(19 DOWNTO 1) = x"7C304" and FB_B1 = '1' ELSE '0'; -- F8609/2
DMA_MID_CS <= '1' WHEN nFB_CS1 = '0' and FB_ADR(19 DOWNTO 1) = x"7C305" and FB_B1 = '1' ELSE '0'; -- F860B/2
DMA_LOW_CS <= '1' WHEN nFB_CS1 = '0' and FB_ADR(19 DOWNTO 1) = x"7C306" and FB_B1 = '1' ELSE '0'; -- F860D/2
DMA_TOP_CS <= '1' WHEN nFB_CS1 = '0' AND FB_ADR(19 DOWNTO 1) = x"7C304" AND FB_B0 = '1' ELSE '0'; -- F8608/2
DMA_HIGH_CS <= '1' WHEN nFB_CS1 = '0' AND FB_ADR(19 DOWNTO 1) = x"7C304" AND FB_B1 = '1' ELSE '0'; -- F8609/2
DMA_MID_CS <= '1' WHEN nFB_CS1 = '0' AND FB_ADR(19 DOWNTO 1) = x"7C305" AND FB_B1 = '1' ELSE '0'; -- F860B/2
DMA_LOW_CS <= '1' WHEN nFB_CS1 = '0' AND FB_ADR(19 DOWNTO 1) = x"7C306" AND FB_B1 = '1' ELSE '0'; -- F860D/2
FB_AD(31 DOWNTO 24) <= DMA_TOP WHEN DMA_TOP_CS = '1' and nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(23 DOWNTO 16) <= DMA_HIGH WHEN DMA_HIGH_CS = '1' and nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(23 DOWNTO 16) <= DMA_MID WHEN DMA_MID_CS = '1' and nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(23 DOWNTO 16) <= DMA_LOW WHEN DMA_LOW_CS = '1' and nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(31 DOWNTO 24) <= DMA_TOP WHEN DMA_TOP_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(23 DOWNTO 16) <= DMA_HIGH WHEN DMA_HIGH_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(23 DOWNTO 16) <= DMA_MID WHEN DMA_MID_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(23 DOWNTO 16) <= DMA_LOW WHEN DMA_LOW_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
-- DIRECTZUGRIFF
DMA_DIRM_CS <= '1' WHEN nFB_CS2 = '0' and FB_ADR(26 DOWNTO 0) = x"20100" ELSE '0'; -- F002'0100 WORD
DMA_ADR_CS <= '1' WHEN nFB_CS2 = '0' and FB_ADR(26 DOWNTO 0) = x"20104" ELSE '0'; -- F002'0104 LONG
DMA_BYT_CNT_CS <= '1' WHEN nFB_CS2 = '0' and FB_ADR(26 DOWNTO 0) = x"20108" ELSE '0'; -- F002'0108 LONG
DMA_DIRM_CS <= '1' WHEN nFB_CS2 = '0' AND FB_ADR(26 DOWNTO 0) = x"20100" ELSE '0'; -- F002'0100 WORD
DMA_ADR_CS <= '1' WHEN nFB_CS2 = '0' AND FB_ADR(26 DOWNTO 0) = x"20104" ELSE '0'; -- F002'0104 LONG
DMA_BYT_CNT_CS <= '1' WHEN nFB_CS2 = '0' AND FB_ADR(26 DOWNTO 0) = x"20108" ELSE '0'; -- F002'0108 LONG
FB_AD <= DMA_TOP & DMA_HIGH & DMA_MID & DMA_LOW WHEN DMA_ADR_CS = '1' and nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(31 DOWNTO 16) <= DMA_MODUS WHEN DMA_DIRM_CS = '1' and nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD <= DMA_BYT_CNT WHEN DMA_BYT_CNT_CS = '1' and nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD <= DMA_TOP & DMA_HIGH & DMA_MID & DMA_LOW WHEN DMA_ADR_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD(31 DOWNTO 16) <= DMA_MODUS WHEN DMA_DIRM_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
FB_AD <= DMA_BYT_CNT WHEN DMA_BYT_CNT_CS = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
-- DMA RW TOGGLE ------------------------------------------
@@ -706,14 +721,14 @@ BEGIN
BEGIN
IF nRSTO = '0' THEN
DMA_DIR_OLD <= '0';
ELSIF rising_edge(MAIN_CLK) and DMA_MODUS_CS = '0' THEN
ELSIF rising_edge(MAIN_CLK) AND DMA_MODUS_CS = '0' THEN
DMA_DIR_OLD <= DMA_MODUS(8);
ELSE
DMA_DIR_OLD <= DMA_DIR_OLD;
END IF;
END PROCESS;
CLR_FIFO <= DMA_MODUS(8) xor DMA_DIR_OLD;
CLR_FIFO <= DMA_MODUS(8) XOR DMA_DIR_OLD;
-- SCSI ----------------------------------------------------------------------------------
I_SCSI: WF5380_TOP_SOC
@@ -892,8 +907,8 @@ BEGIN
CLK => MAIN_CLK,
RESETn => nRSTO,
-- Asynchronous bus control:
DSn => not LDS,
CSn => not MFP_CS,
DSn => NOT LDS,
CSn => NOT MFP_CS,
RWn => nFB_WR,
DTACKn => DTACK_OUT_MFPn,
-- Data and Adresses:
@@ -901,18 +916,18 @@ BEGIN
DATA_IN => FB_AD(23 DOWNTO 16),
DATA_OUT => DATA_OUT_MFP,
-- DATA_EN => DATA_EN_MFP,
GPIP_IN(7) => not DMA_DRQ_Q,
GPIP_IN(6) => not RI,
GPIP_IN(7) => NOT DMA_DRQ_Q,
GPIP_IN(6) => NOT RI,
GPIP_IN(5) => DINTn,
GPIP_IN(4) => IRQ_ACIAn,
GPIP_IN(3) => DSP_INT,
GPIP_IN(2) => not CTS,
GPIP_IN(1) => not DCD,
GPIP_IN(2) => NOT CTS,
GPIP_IN(1) => NOT DCD,
GPIP_IN(0) => LP_BUSY,
-- GPIP_OUT =>, -- Not used; all GPIPs are direction input.
-- GPIP_EN =>, -- Not used; all GPIPs are direction input.
-- Interrupt control:
IACKn => not MFP_INTACK,
IACKn => NOT MFP_INTACK,
IEIn => '0',
-- IEOn =>, -- Not used.
IRQn => nMFP_INT,
@@ -999,10 +1014,10 @@ BEGIN
OUT_C => YM_QC
);
SNDCS <= '1' WHEN nFB_CS1 = '0' and FB_ADR(19 DOWNTO 2) = x"3E200" ELSE '0'; -- 8800-8803 F8800/4
SNDCS_I <= '1' WHEN SNDCS = '1' and FB_ADR (1 DOWNTO 1) = "0" ELSE '0';
SNDIR_I <= '1' WHEN SNDCS = '1' and nFB_WR = '0' ELSE '0';
FB_AD(31 DOWNTO 24) <= DA_OUT_X WHEN SNDCS_I = '1' and nFB_OE = '0' ELSE (OTHERS => 'Z');
SNDCS <= '1' WHEN nFB_CS1 = '0' AND FB_ADR(19 DOWNTO 2) = x"3E200" ELSE '0'; -- 8800-8803 F8800/4
SNDCS_I <= '1' WHEN SNDCS = '1' AND FB_ADR (1 DOWNTO 1) = "0" ELSE '0';
SNDIR_I <= '1' WHEN SNDCS = '1' AND nFB_WR = '0' ELSE '0';
FB_AD(31 DOWNTO 24) <= DA_OUT_X WHEN SNDCS_I = '1' AND nFB_OE = '0' ELSE (OTHERS => 'Z');
LP_D <= LP_D_X WHEN LP_DIR_X = '0' ELSE (OTHERS => 'Z');
LP_DIR <= LP_DIR_X;

4
FPGA_Quartus_13.1/FalconIO_SDCard_IDE_CF/WF_UART6850_IP/wf6850ip_top_soc.vhd
View File

@@ -60,8 +60,8 @@
--
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity WF6850IP_TOP_SOC is
port (