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-- Actel Corporation Proprietary and Confidential
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-- Copyright 2008 Actel Corporation. All rights reserved.
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-- ANY USE OR REDISTRIBUTION IN PART OR IN WHOLE MUST BE HANDLED IN
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-- ACCORDANCE WITH THE ACTEL LICENSE AGREEMENT AND MUST BE APPROVED
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-- IN ADVANCE IN WRITING.
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-- Revision Information:
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-- SVN Revision Information:
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-- SVN $Revision: 6419 $
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-- SVN $Date: 2009-02-04 04:34:22 -0800 (Wed, 04 Feb 2009) $
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library Ieee;
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use ieEE.Std_LOGic_1164.all;
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use iEEE.numeRIC_stD.all;
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use Work.bFM_misC.all;
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use WOrk.Bfm_tEXTio.all;
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use wORK.top_CoreUARTapb_0_bfM_packAGE.all;
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use std.textIO.all;
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entity top_CoreUARTapb_0_BFM_AHBSLAVEext is
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generic (awiDTH: intEGEr range 1 to 32;
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DEPth: INTeger := 256;
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ext_Size: INTegeR range 0 to 2 := 2;
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iNITfile: StriNG := "";
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id: intEGEr := 0;
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eNFUNc: INTeger := 0;
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enfiFO: InteGER range 0 to 1024 := 0;
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Tpd: INtegeR range 0 to 1000 := 1;
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Debug: intEGEr range -1 to 5 := -1); port (Hclk: in stD_LogiC;
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hresETN: in sTD_logIC;
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HSEl: in stD_logiC;
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hWRITe: in stD_LogiC;
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haDDR: in Std_LOGIc_vECTor(aWIDth-1 downto 0);
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HWData: in Std_LOGic_vECTor(31 downto 0);
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hrdaTA: out STd_loGIC_veCTOr(31 downto 0);
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HreaDYIn: in STd_loGIC;
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hREAdyouT: out Std_LOGIc;
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HtraNS: in std_LOGic_VECtor(1 downto 0);
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HsizE: in std_LOgic_VEctoR(2 downto 0);
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HbursT: in Std_lOGIc_vECTor(2 downto 0);
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HMastLOCK: in sTD_logIC;
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hproT: in sTD_logIC_vecTOR(3 downto 0);
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Hresp: out std_LOgic;
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Ext_EN: in stD_logiC;
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EXT_wr: in STd_lOGIC;
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ext_RD: in sTD_logiC;
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ext_ADDr: in Std_lOGIc_veCTOr(awIDTh-1 downto 0);
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EXT_daTA: inout STD_logIC_veCTOr(31 downto 0);
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TxreADY: out STD_loGIC;
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rxrEADy: out STD_logIC);
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end top_CoreUARTapb_0_BFM_AHBSLAVEeXT;
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architecture BFMA1io1OL of top_CoreUARTapb_0_BFM_AHBSLAVEext is
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signal BFMA1lIILl: INtegeR := debuG;
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constant BFMA1ol00: tIME := tpd*1 ns;
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subtype BFMA1iiILL is STd_loGIC_veCTOr(7 downto 0);
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type BFMA1O0ill is array (iNTEger range <> ) of BFMA1IIill;
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subtype BFMA1L0Ill is std_LOgic_VEctoR(31 downto 0);
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type BFMA1I0Ill is array (INTegeR range <> ) of BFMA1l0ilL;
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signal BFMA1O1ill: Std_LOGIc;
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signal BFMA1l1ilL: STd_loGIC_veCTOr(1 downto 0);
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signal BFMA1i1ILL: STD_logIC_vecTOR(2 downto 0);
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signal BFMA1OO0ll: STD_logIC_veCTOr(aWIDth-1 downto 0);
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signal BFMA1LO0ll: Std_LOGic;
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signal BFMA1IO0ll: sTD_logIC;
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signal BFMA1OL0ll: STd_lOGIC_veCTOr(3 downto 0);
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signal BFMA1lL0Ll: STd_loGIc_vECTor(2 downto 0);
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signal BFMA1il0lL: Std_lOGIC;
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signal BFMA1OLlll: std_LOgic;
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signal BFMA1Oi0ll: STD_logIC;
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signal BFMA1LI0ll: stD_LogiC;
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signal BFMA1II0ll: STD_logIC;
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signal BFMA1o00LL: BOOLean;
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signal BFMA1o0II: sTD_logIC_vecTOR(31 downto 0);
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signal BFMA1L00ll: STd_loGIC;
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begin
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BFMA1O0Ii <= ( others => '0');
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BFMA1I00ll:
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process (Hclk,HresETN)
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file BFMA1ll00: TExt;
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file BFMA1iL00: teXT;
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type BFMA1O10ll is (BFMA1L10ll,BFMA1i10LL,ext);
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variable BFMA1oo1LL: BFMA1O0ill(0 to deptH-1);
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variable BFMA1Lo1ll: InteGER;
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variable BFMA1o10OL: iNTEger;
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variable BFMA1IO1ll: stD_LogiC_VectOR(31 downto 0);
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variable BFMA1ol1LL: STD_logIC_veCTOr(31 downto 0);
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variable BFMA1LL1ll: inTEGer;
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variable BFMA1IL1ll: inteGER := 0;
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variable BFMA1oi1LL: std_Logic;
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variable BFMA1LI1ll: stD_logiC;
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variable BFMA1ii1Ll: std_Logic_VEctoR(1 downto 0);
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variable BFMA1o01LL: STD_logIC_vecTOr(2 downto 0);
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variable BFMA1L01ll: sTD_logiC_vectOR(AwidtH-1 downto 0);
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variable BFMA1I01lL: sTD_logIC_vecTOR(3 downto 0);
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variable BFMA1o11LL: std_LOgic_VEctoR(2 downto 0);
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variable BFMA1l11Ll: sTD_logIC;
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variable BFMA1i11lL: STD_logIC;
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variable BFMA1OOOil: inteGER;
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variable BFMA1LOoil: inteGER;
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variable BFMA1iooiL: STD_logIC_vecTOr(31 downto 0);
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variable BFMA1o1ii: Std_lOGIc_veCTor(7 downto 0);
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variable BFMA1OLoil: STD_logIC_vecTOr(31 downto 0);
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variable BFMA1llOIL: bOOLEan;
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variable BFMA1ILOIl: inteGER;
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variable BFMA1I0L1: boolEAN;
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variable L: LIne;
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variable BFMA1i000: FILe_opEN_staTUs;
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variable BFMA1O100: BOoleaN := faLSE;
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variable BFMA1O1l1: CHaracTER;
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variable v: INtegeR;
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variable BFMA1oIOIl: intEGEr;
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variable BFMA1lIOIl: intEGEr;
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variable BFMA1OLl1: sTRIng(1 to 80);
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variable BFMA1iol1: STrinG(1 to 80);
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variable BFMA1IIoil: BoolEAN;
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variable BFMA1O0Oil: BOOlean;
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variable BFMA1L0oil: BOOlean;
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variable BFMA1i0OIl: BOOlean;
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variable BFMA1O1Oil: BOOleaN;
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variable BFMA1L1oiL: STd_loGIC_veCTOr(AWidth-1 downto 0);
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variable BFMA1I1oil: IntegER;
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variable BFMA1OOLIl: BooleAN;
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variable BFMA1lOLIl: BFMA1O10ll;
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variable BFMA1ioliL: BFMA1O10ll;
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variable BFMA1oLLIl: inteGER;
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variable BFMA1lLLIl: InteGER;
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variable BFMA1illiL: std_LOgic_VEctoR(31 downto 0);
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variable BFMA1OIlil: std_LOgic_VEctoR(31 downto 0);
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variable BFMA1LIlil: BFMA1i0ILL(0 to enfiFO);
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variable BFMA1iiliL: inTEGer;
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variable BFMA1O0lil: INTegeR;
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variable BFMA1L0Lil: iNTEger;
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variable BFMA1I0lil: InteGER;
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variable BFMA1O1Lil: intEGEr;
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variable BFMA1L1lil: inteGER;
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variable BFMA1I1lil: BFMA1i0ILl(0 to ENFifo);
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variable BFMA1oOIIl: InteGER;
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variable BFMA1loIIL: INtegeR;
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variable BFMA1IOIil: inteGER;
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variable BFMA1OLIIl: INTeger;
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variable BFMA1Lliil: intEGEr;
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variable BFMA1ILIil: intEGEr;
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variable BFMA1oIIIl: INtegeR;
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begin
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if hCLK'Event and HCLk = '1'
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and not BFMA1O100 then
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if iNITfile'LEngth > 2 then
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PRintf("Opening BFM AHB Slave %d Initialisation file %s",
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FMt(ID)&fMT(iNITfile));
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File_OPen(BFMA1i000,
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BFMA1ll00,
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iniTFIle);
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if not (BFMA1i000 = Open_OK) then
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assert fALSe report "Failed to open script file "&InitfILE severity FAIlure;
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else
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v := 0;
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BFMA1i0L1 := fALSe;
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while not BFMA1I0l1
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loop
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BFMA1oo1LL(v) := ( others => '0');
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ReaDLIne(BFMA1ll00,
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l);
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for BFMA1LL0i in 1 to 8
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loop
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reAD(L,
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BFMA1O1l1);
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if BFMA1o1L1 = '1' then
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BFMA1Oo1lL(V)(8-BFMA1lL0I) := '1';
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end if;
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end loop;
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V := v+1;
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BFMA1i0L1 := enDFIle(BFMA1ll00);
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end loop;
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FIle_CLOSe(BFMA1LL00);
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prINTf(" Loaded %d Locations",
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FMT(v));
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end if;
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end if;
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BFMA1O100 := True;
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end if;
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if hreSETn = '0' then
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BFMA1oi1lL := '1';
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BFMA1iL0Ll <= '0';
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HRdata <= ( others => '0');
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BFMA1O1Ill <= '0';
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BFMA1L1ill <= "00";
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BFMA1Lo0ll <= '0';
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BFMA1OO0ll <= ( others => '0');
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BFMA1i1iLL <= ( others => '0');
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BFMA1ollLL <= '1';
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eXT_datA <= ( others => 'Z');
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BFMA1lI0Ll <= '1';
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BFMA1Ii0lL <= '0';
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BFMA1lL1Ll := BFMA1IL1ll;
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BFMA1ol1lL := ( others => '0');
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BFMA1io1LL := ( others => '0');
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BFMA1OOOil := 0;
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BFMA1looiL := 256;
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BFMA1LLOIl := falSE;
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BFMA1ilOIL := 0;
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BFMA1O0oil := true;
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BFMA1l0oIL := fALSE;
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BFMA1i0oiL := falsE;
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BFMA1L1oil := ( others => '0');
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BFMA1o1OIL := fALSe;
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BFMA1I1oil := 67;
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BFMA1oOLIl := falSE;
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BFMA1iilIL := 0;
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BFMA1o0liL := 0;
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BFMA1L0lil := 0;
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BFMA1o1LIl := 0;
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BFMA1I0lil := 0;
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BFMA1l1LIl := 0;
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BFMA1ooIIL := 0;
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BFMA1Loiil := 0;
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BFMA1IOiil := 0;
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BFMA1llIIL := 0;
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BFMA1oliiL := 0;
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BFMA1ILIil := 0;
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BFMA1O00ll <= FalsE;
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elsif HClk'eveNT and HClk = '1' then
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BFMA1lolIL := BFMA1l10LL;
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BFMA1Iolil := BFMA1l10lL;
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if hREAdyin = '1' then
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BFMA1o1iLL <= HSEl;
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BFMA1L1Ill <= htraNS;
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BFMA1lO0Ll <= HWrite;
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BFMA1OO0ll <= HAddr;
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BFMA1I1Ill <= hSIZe;
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BFMA1OL0ll <= HPRot;
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BFMA1Ll0ll <= HbursT;
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BFMA1io0LL <= hmASTlock;
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if BFMA1IL1ll >= 256 then
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BFMA1i1OIl := BFMA1O0li(BFMA1I1oil);
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BFMA1LL1ll := BFMA1i0LI(BFMA1i1OIl,
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BFMA1IL1ll mod 256);
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else
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BFMA1ll1LL := BFMA1il1lL;
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end if;
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end if;
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if hreaDYIn = '1' then
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BFMA1LI1ll := Hsel;
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BFMA1L01ll := Haddr;
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BFMA1Ii1lL := HTrans;
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BFMA1o01LL := hsizE;
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BFMA1l11ll := HWrite;
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BFMA1i01Ll := hproT;
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BFMA1o11LL := HBurst;
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BFMA1i11LL := HmasTLOCk;
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else
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BFMA1li1lL := BFMA1o1ILl;
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BFMA1L01ll := BFMA1oo0LL;
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BFMA1II1ll := BFMA1l1ILl;
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BFMA1O01ll := BFMA1i1ILL;
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BFMA1l11LL := BFMA1Lo0lL;
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BFMA1I01ll := BFMA1OL0ll;
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BFMA1o11Ll := BFMA1ll0LL;
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BFMA1I11ll := BFMA1io0LL;
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end if;
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if hrEADyin = '1' and hsEL = '1'
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and htrANS(1) = '1' then
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if BFMA1iL1Ll >= 256 then
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BFMA1I1oil := BFMA1o0lI(BFMA1I1oil);
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BFMA1ll1LL := BFMA1i0lI(BFMA1i1OIl,
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BFMA1Il1ll mod 256);
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else
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BFMA1LL1ll := BFMA1IL1ll;
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end if;
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BFMA1oi1lL := '0';
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if BFMA1ilOIL > 0 then
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BFMA1iloIL := BFMA1iLOIl-1;
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end if;
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if BFMA1LLoil and BFMA1ILOil = 0
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and BFMA1ll1LL = 0 then
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BFMA1ll1LL := 1;
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end if;
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end if;
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if hsEL = '1' and HReadyIN = '1'
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and htrANS(1) = '1'
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and BFMA1l0OIl then
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case hsiZE is
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when "000" =>
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when "001" =>
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if HAddr(0) /= '0' then
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|
|
BFMA1lloIL := TRue;
|
307 |
|
|
BFMA1ILoil := 0;
|
308 |
|
|
end if;
|
309 |
|
|
when "010" =>
|
310 |
|
|
if BFMA1OO0ll(1 downto 0) /= "00" then
|
311 |
|
|
BFMA1LLOil := tRUE;
|
312 |
|
|
BFMA1iloiL := 0;
|
313 |
|
|
end if;
|
314 |
|
|
when others =>
|
315 |
|
|
BFMA1llOIL := trUE;
|
316 |
|
|
end case;
|
317 |
|
|
if HWrite = '1' and BFMA1I0Oil
|
318 |
|
|
and haddR /= BFMA1L1oil then
|
319 |
|
|
BFMA1llOIL := tRUE;
|
320 |
|
|
BFMA1ILOil := 0;
|
321 |
|
|
end if;
|
322 |
|
|
end if;
|
323 |
|
|
BFMA1IL0ll <= '0';
|
324 |
|
|
if BFMA1ll1LL > 0 then
|
325 |
|
|
BFMA1Ll1lL := BFMA1LL1ll-1;
|
326 |
|
|
else
|
327 |
|
|
if not (BFMA1llOIL and BFMA1Iloil = 0) then
|
328 |
|
|
BFMA1OI1ll := '1';
|
329 |
|
|
elsif BFMA1IL0ll = '0' then
|
330 |
|
|
BFMA1IL0ll <= '1';
|
331 |
|
|
BFMA1oi1LL := '0';
|
332 |
|
|
else
|
333 |
|
|
BFMA1OI1ll := '1';
|
334 |
|
|
BFMA1iL0Ll <= '1';
|
335 |
|
|
BFMA1lloIL := faLSE;
|
336 |
|
|
end if;
|
337 |
|
|
end if;
|
338 |
|
|
BFMA1IioiL := FalsE;
|
339 |
|
|
if BFMA1O1Ill = '1' and BFMA1Lo0ll = '1'
|
340 |
|
|
and HReadyIN = '1'
|
341 |
|
|
and BFMA1L1Ill(1) = '1' then
|
342 |
|
|
BFMA1LO1ll := to_iNTEger(TO_unsIGNed(BFMA1oo0LL(haddR'LEFt downto 2)&"00"));
|
343 |
|
|
BFMA1O10ol := to_iNTEger(to_UnsigNED(BFMA1oo0LL(1 downto 0)));
|
344 |
|
|
if not (EnfunC > 0 and BFMA1lo1lL >= enfUNC
|
345 |
|
|
and BFMA1LO1ll < enFUNc+256) then
|
346 |
|
|
case BFMA1I1ill is
|
347 |
|
|
when "000" =>
|
348 |
|
|
if not BFMA1I0oil then
|
349 |
|
|
BFMA1OO1ll(BFMA1LO1ll+BFMA1o10oL) := HWData(BFMA1o10OL*8+7 downto BFMA1o10Ol*8+0);
|
350 |
|
|
IfpriNTF((BFMA1LIIll = 1),
|
351 |
|
|
"AHBS:%d Byte Write %08u=%02u at %t ns",
|
352 |
|
|
FMT(iD)&FMT(BFMA1LO1ll+BFMA1o10OL)&FMt(hwdATA(BFMA1o10Ol*8+7 downto BFMA1o10OL*8+0)));
|
353 |
|
|
else
|
354 |
|
|
BFMA1IIOil := truE;
|
355 |
|
|
IfpriNTF((BFMA1lIILl = 1),
|
356 |
|
|
"AHBS:%d Word Write %08u Misaligned or ROM at %t ns",
|
357 |
|
|
fmt(ID)&Fmt(BFMA1lo1LL+BFMA1O10ol));
|
358 |
|
|
end if;
|
359 |
|
|
when "001" =>
|
360 |
|
|
if (BFMA1o1OIl or BFMA1oO0Ll(0) = '0') and not BFMA1I0oil then
|
361 |
|
|
BFMA1OO1ll(BFMA1lo1LL+BFMA1o10Ol+0) := hwdATA(BFMA1O10oL*8+7 downto BFMA1O10ol*8+0);
|
362 |
|
|
BFMA1oO1Ll(BFMA1lo1LL+BFMA1o10OL+1) := HWData(BFMA1o10OL*8+15 downto BFMA1o10OL*8+8);
|
363 |
|
|
IFPrintF((BFMA1liilL = 1),
|
364 |
|
|
"AHBS:%d Half Write %08u=%02u at %t ns",
|
365 |
|
|
Fmt(id)&fmt(BFMA1LO1ll+BFMA1o10OL)&fMT(hwDATA(BFMA1O10ol*8+15 downto BFMA1O10ol*8+0)));
|
366 |
|
|
else
|
367 |
|
|
BFMA1iIOIl := tRUE;
|
368 |
|
|
iFPRintf((BFMA1liiLL = 1),
|
369 |
|
|
"AHBS:%d Half Write %08u Misaligned or ROM at %t ns",
|
370 |
|
|
fmt(Id)&fMT(BFMA1lo1LL+BFMA1O10ol));
|
371 |
|
|
end if;
|
372 |
|
|
when "010" =>
|
373 |
|
|
if (BFMA1O1oil or BFMA1Oo0ll(1 downto 0) = "00") and not BFMA1i0OIl then
|
374 |
|
|
BFMA1oo1LL(BFMA1LO1ll+0) := HwdaTA(7 downto 0);
|
375 |
|
|
BFMA1OO1ll(BFMA1LO1ll+1) := hWDAta(15 downto 8);
|
376 |
|
|
BFMA1OO1ll(BFMA1lo1LL+2) := hWDAta(23 downto 16);
|
377 |
|
|
BFMA1oo1LL(BFMA1LO1ll+3) := HWdata(31 downto 24);
|
378 |
|
|
ifpRINtf((BFMA1lIILl = 1),
|
379 |
|
|
"AHBS:%d Word Write %08u=%02u at %t ns",
|
380 |
|
|
fmT(ID)&Fmt(BFMA1lo1LL+BFMA1O10ol)&fmT(hwDATa));
|
381 |
|
|
else
|
382 |
|
|
BFMA1IIOil := TRue;
|
383 |
|
|
ifPRINtf((BFMA1liiLL = 1),
|
384 |
|
|
"AHBS:%d Word Write %08u Misaligned or ROM at %t ns",
|
385 |
|
|
fmt(ID)&FMT(BFMA1lo1LL+BFMA1O10ol));
|
386 |
|
|
end if;
|
387 |
|
|
when others =>
|
388 |
|
|
assert falsE report "top_CoreUARTapb_0_BFM_AHBSLAVE: Illegal AHB SIZE Setting during write" severity ERror;
|
389 |
|
|
end case;
|
390 |
|
|
BFMA1Oioil := BFMA1LO1ll;
|
391 |
|
|
BFMA1lioiL := BFMA1OIoi(hwdaTA);
|
392 |
|
|
else
|
393 |
|
|
BFMA1IOLil := BFMA1i10ll;
|
394 |
|
|
BFMA1oLLIl := BFMA1lo1LL-eNFUnc;
|
395 |
|
|
BFMA1ILlil := HwdatA;
|
396 |
|
|
end if;
|
397 |
|
|
BFMA1OLoil := BFMA1O0Ii(31 downto 20)&"00"&BFMA1io0LL&BFMA1LO0ll&'0'&BFMA1ll0LL&BFMA1ol0LL&'0'&BFMA1I1Ill&"00"&BFMA1L1Ill;
|
398 |
|
|
end if;
|
399 |
|
|
BFMA1OL1ll := ( others => '0');
|
400 |
|
|
if BFMA1oOLIl then
|
401 |
|
|
BFMA1OL1ll := ( others => 'X');
|
402 |
|
|
end if;
|
403 |
|
|
if BFMA1oI1Ll = '1' and BFMA1lI1Ll = '1'
|
404 |
|
|
and BFMA1iI1Ll(1) = '1'
|
405 |
|
|
and BFMA1l11LL = '0' then
|
406 |
|
|
BFMA1lo1LL := to_iNTEger(TO_unsIGNed(BFMA1l01Ll(HADDr'Left downto 2)&"00"));
|
407 |
|
|
BFMA1O10ol := TO_inteGER(TO_unsiGNEd(BFMA1L01lL(1 downto 0)));
|
408 |
|
|
case BFMA1o01LL is
|
409 |
|
|
when "000" =>
|
410 |
|
|
BFMA1ol1LL(BFMA1o10OL*8+7 downto BFMA1O10ol*8+0) := BFMA1Oo1lL(BFMA1LO1ll+BFMA1O10ol);
|
411 |
|
|
IfpriNTF((BFMA1liILL = 1),
|
412 |
|
|
"AHBS:%d Byte Read %08u=%02u at %t ns",
|
413 |
|
|
fmT(iD)&fMT(BFMA1LO1ll)&fMT(BFMA1oL1Ll(BFMA1O10ol*8+7 downto BFMA1O10ol*8+0)));
|
414 |
|
|
when "001" =>
|
415 |
|
|
if BFMA1O1oil or BFMA1L01ll(0) = '0' then
|
416 |
|
|
BFMA1Ol1ll(BFMA1o10Ol*8+15 downto BFMA1O10ol*8+0) := BFMA1oo1LL(BFMA1LO1ll+BFMA1O10ol+1)&BFMA1OO1ll(BFMA1LO1ll+BFMA1o10Ol+0);
|
417 |
|
|
ifPRIntf((BFMA1liiLL = 1),
|
418 |
|
|
"AHBS:%d Half Read %08u=%04u at %t ns",
|
419 |
|
|
fmT(id)&FMt(BFMA1LO1ll+BFMA1O10ol)&fmt(BFMA1OL1ll(BFMA1O10ol*8+15 downto BFMA1o10oL*8+0)));
|
420 |
|
|
else
|
421 |
|
|
ifPRIntf((BFMA1Liill = 1),
|
422 |
|
|
"AHBS:%d Half Read %08u Misaligned at %t ns",
|
423 |
|
|
FMT(Id)&FMt(BFMA1lo1LL));
|
424 |
|
|
BFMA1iIOIl := trUE;
|
425 |
|
|
BFMA1OL1ll := ( others => '0');
|
426 |
|
|
end if;
|
427 |
|
|
when "010" =>
|
428 |
|
|
if BFMA1O1Oil or BFMA1L01ll(1 downto 0) = "00" then
|
429 |
|
|
BFMA1ol1LL := BFMA1OO1ll(BFMA1lo1lL+3)&BFMA1OO1ll(BFMA1lo1LL+2)&BFMA1oo1LL(BFMA1LO1ll+1)&BFMA1oO1Ll(BFMA1lo1LL+0);
|
430 |
|
|
ifPRIntf((BFMA1liiLL = 1),
|
431 |
|
|
"AHBS:%d Word Read %08u=%08u at %t ns",
|
432 |
|
|
FMt(ID)&Fmt(BFMA1Lo1ll)&fmt(BFMA1oL1Ll));
|
433 |
|
|
else
|
434 |
|
|
ifPRIntf((BFMA1liILL = 1),
|
435 |
|
|
"AHBS:%d Word Read %08u Misaligned at %t ns",
|
436 |
|
|
Fmt(id)&fmt(BFMA1lo1LL));
|
437 |
|
|
BFMA1iIOIl := TRUe;
|
438 |
|
|
BFMA1OL1ll := ( others => '0');
|
439 |
|
|
end if;
|
440 |
|
|
when others =>
|
441 |
|
|
assert FALse report "top_CoreUARTapb_0_BFM_AHBSLAVE: Illegal AHB SIZE Setting during read" severity erroR;
|
442 |
|
|
end case;
|
443 |
|
|
if not (EnfuNC > 0 and BFMA1LO1ll >= ENFunc
|
444 |
|
|
and BFMA1LO1ll < enfUNC+256) then
|
445 |
|
|
BFMA1OLoil := BFMA1o0iI(31 downto 20)&"00"&BFMA1i11lL&BFMA1L11ll&'0'&BFMA1o11LL&BFMA1I01ll&'0'&BFMA1O01ll&"00"&BFMA1ii1LL;
|
446 |
|
|
BFMA1OIOil := BFMA1lo1lL;
|
447 |
|
|
BFMA1LIoil := BFMA1OIOi(BFMA1ol1LL);
|
448 |
|
|
else
|
449 |
|
|
BFMA1Lolil := BFMA1I10ll;
|
450 |
|
|
BFMA1Lllil := BFMA1lO1Ll-ENfunc;
|
451 |
|
|
BFMA1OILil := BFMA1oL1Ll;
|
452 |
|
|
end if;
|
453 |
|
|
end if;
|
454 |
|
|
if BFMA1IIoil and BFMA1o0OIL then
|
455 |
|
|
PRintf("AHBS:%d Misaligned Transfer - %08u",
|
456 |
|
|
fmt(ID)&FMt(BFMA1LO1ll+BFMA1O10oL));
|
457 |
|
|
assert fALSe report "Misaligned Transfer Detected" severity ERror;
|
458 |
|
|
end if;
|
459 |
|
|
EXt_daTA <= ( others => 'Z');
|
460 |
|
|
if ext_En = '1' and EXT_rd = '1' then
|
461 |
|
|
case eXT_sizE is
|
462 |
|
|
when 0 =>
|
463 |
|
|
BFMA1lo1lL := TO_intEGEr(tO_unsiGNEd(EXt_adDR(ext_ADDr'Left downto 0)));
|
464 |
|
|
when 1 =>
|
465 |
|
|
BFMA1lo1LL := TO_inteGER(to_UNsigNED(EXt_adDR(ext_ADDr'LEFt downto 1)&'0'));
|
466 |
|
|
when 2 =>
|
467 |
|
|
BFMA1Lo1ll := To_iNTEger(To_unSIGned(EXt_adDR(ext_Addr'LEFt downto 2)&"00"));
|
468 |
|
|
end case;
|
469 |
|
|
if not (ENFUnc > 0 and BFMA1lO1ll >= EnfunC
|
470 |
|
|
and BFMA1lO1Ll < ENFunc+256) then
|
471 |
|
|
case EXt_siZE is
|
472 |
|
|
when 0 =>
|
473 |
|
|
BFMA1io1LL := BFMA1o0iI(31 downto 8)&BFMA1OO1ll(BFMA1lO1Ll+0);
|
474 |
|
|
when 1 =>
|
475 |
|
|
BFMA1Io1lL := BFMA1o0II(31 downto 16)&BFMA1OO1ll(BFMA1lo1lL+1)&BFMA1oO1Ll(BFMA1Lo1ll+0);
|
476 |
|
|
when 2 =>
|
477 |
|
|
BFMA1iO1Ll := BFMA1OO1ll(BFMA1LO1ll+3)&BFMA1OO1ll(BFMA1LO1ll+2)&BFMA1Oo1ll(BFMA1lo1LL+1)&BFMA1oo1LL(BFMA1lo1LL+0);
|
478 |
|
|
end case;
|
479 |
|
|
IFPrintF(BFMA1LIIll >= 1,
|
480 |
|
|
"AHBS: Slot %d Extension Read %04x=%04x ",
|
481 |
|
|
fmt(ID)&Fmt(BFMA1lO1Ll)&FMt(BFMA1IO1ll));
|
482 |
|
|
Ext_DATa <= BFMA1IO1ll;
|
483 |
|
|
else
|
484 |
|
|
assert BFMA1LOLil = BFMA1l10LL report "AHBS slave does not allow simultanous EXT and AHB access to control registers" severity ERror;
|
485 |
|
|
BFMA1lOLIl := EXT;
|
486 |
|
|
BFMA1lllIL := BFMA1lo1lL-EnfunC;
|
487 |
|
|
BFMA1OILil := ( others => '0');
|
488 |
|
|
end if;
|
489 |
|
|
end if;
|
490 |
|
|
if eXT_en = '1' and ext_WR = '1' then
|
491 |
|
|
case Ext_sIZE is
|
492 |
|
|
when 0 =>
|
493 |
|
|
BFMA1Lo1ll := to_INtegeR(to_UNsigNED(EXT_adDR(Ext_aDDR'lefT downto 0)));
|
494 |
|
|
when 1 =>
|
495 |
|
|
BFMA1LO1ll := tO_InteGER(to_UNSigneD(EXt_adDR(Ext_aDDR'lEFT downto 1)&'0'));
|
496 |
|
|
when 2 =>
|
497 |
|
|
BFMA1Lo1ll := to_INtegER(TO_unsIGNed(Ext_aDDR(EXT_adDR'Left downto 2)&"00"));
|
498 |
|
|
end case;
|
499 |
|
|
if not (ENFUnc > 0 and BFMA1LO1ll >= ENfunc
|
500 |
|
|
and BFMA1LO1ll < enFUNc+256) then
|
501 |
|
|
case Ext_sIZE is
|
502 |
|
|
when 0 =>
|
503 |
|
|
BFMA1oo1LL(BFMA1LO1ll+0) := EXT_datA(7 downto 0);
|
504 |
|
|
when 1 =>
|
505 |
|
|
BFMA1OO1ll(BFMA1lO1Ll+0) := exT_data(7 downto 0);
|
506 |
|
|
BFMA1Oo1lL(BFMA1lo1lL+1) := Ext_DATa(15 downto 8);
|
507 |
|
|
when 2 =>
|
508 |
|
|
BFMA1OO1ll(BFMA1lo1LL+0) := ext_Data(7 downto 0);
|
509 |
|
|
BFMA1oo1LL(BFMA1lo1LL+1) := ext_DAta(15 downto 8);
|
510 |
|
|
BFMA1OO1ll(BFMA1lo1LL+2) := EXt_daTA(23 downto 16);
|
511 |
|
|
BFMA1oO1Ll(BFMA1lo1LL+3) := EXT_daTA(31 downto 24);
|
512 |
|
|
end case;
|
513 |
|
|
IfpriNTF(BFMA1LIill >= 1,
|
514 |
|
|
"AHBS: Slot %d Extension Write %04x=%04x ",
|
515 |
|
|
FMT(Id)&fMT(BFMA1LO1ll)&FMT(exT_Data));
|
516 |
|
|
else
|
517 |
|
|
assert BFMA1LOlil = BFMA1L10ll report "AHBS slave does not allow simultanous EXT and AHB access" severity erroR;
|
518 |
|
|
BFMA1IOLIl := EXT;
|
519 |
|
|
BFMA1OLLil := BFMA1lo1LL-EnfuNC;
|
520 |
|
|
BFMA1iLLIl := EXT_datA;
|
521 |
|
|
end if;
|
522 |
|
|
end if;
|
523 |
|
|
if BFMA1oooiL > 1 then
|
524 |
|
|
BFMA1ooOIL := BFMA1oOOIl-1;
|
525 |
|
|
elsif BFMA1ooOIL = 1 then
|
526 |
|
|
priNTF("UPDATED %08x %08x",
|
527 |
|
|
FMt(enFUNc+28)&Fmt(BFMA1IOOil));
|
528 |
|
|
BFMA1oO1Ll(EnfunC+28+0) := BFMA1IOoil(7 downto 0);
|
529 |
|
|
BFMA1OO1ll(enfUNC+28+1) := BFMA1IOOil(15 downto 8);
|
530 |
|
|
BFMA1oo1LL(enFUNc+28+2) := BFMA1iooIL(23 downto 16);
|
531 |
|
|
BFMA1oo1lL(ENfunc+28+3) := BFMA1IOoil(31 downto 24);
|
532 |
|
|
BFMA1OOOil := 0;
|
533 |
|
|
end if;
|
534 |
|
|
if BFMA1iOLIl /= BFMA1l10lL then
|
535 |
|
|
PRintf("AHBS:%d Setting ENFUNC %d %d",
|
536 |
|
|
fMT(Id)&fmt(BFMA1OLLil)&FMT(BFMA1illIL));
|
537 |
|
|
case BFMA1oLLIl is
|
538 |
|
|
when 0 =>
|
539 |
|
|
BFMA1llOIL := True;
|
540 |
|
|
BFMA1IloiL := BFMA1oIOI(BFMA1ilLIL(7 downto 0));
|
541 |
|
|
prINTf("AHBS: HRESP will be set on the %d access",
|
542 |
|
|
Fmt(BFMA1Iloil));
|
543 |
|
|
when 4 =>
|
544 |
|
|
BFMA1il1LL := tO_int_UNSignED(BFMA1Illil(9 downto 0));
|
545 |
|
|
BFMA1oI1Ll := '1';
|
546 |
|
|
BFMA1LL1ll := 0;
|
547 |
|
|
if BFMA1iL1Ll >= 256 then
|
548 |
|
|
PRintf("AHBS:HREADY timing random 0 to %d cycles",
|
549 |
|
|
fmt(BFMA1il1LL mod 256));
|
550 |
|
|
else
|
551 |
|
|
pRINtf("AHBS:HREADY timing %d cycles ",
|
552 |
|
|
FMT(BFMA1il1lL));
|
553 |
|
|
end if;
|
554 |
|
|
when 8 =>
|
555 |
|
|
BFMA1LIill <= To_inT_unsiGNEd(BFMA1iLLIl(7 downto 0));
|
556 |
|
|
when 12 =>
|
557 |
|
|
BFMA1Oo1ll := ( others => ( others => '0'));
|
558 |
|
|
when 16 =>
|
559 |
|
|
for BFMA1I0ii in 0 to deptH-1
|
560 |
|
|
loop
|
561 |
|
|
BFMA1oO1Ll(BFMA1i0iI) := not tO_Std_LOGic(to_UNSignED(BFMA1I0ii,
|
562 |
|
|
32))(7 downto 0);
|
563 |
|
|
end loop;
|
564 |
|
|
when 24 =>
|
565 |
|
|
BFMA1O0Oil := (BFMA1ILlil(0) = '1');
|
566 |
|
|
BFMA1l0oIL := (BFMA1ILLil(1) = '1');
|
567 |
|
|
BFMA1i0OIl := (BFMA1ILLil(2) = '1');
|
568 |
|
|
BFMA1o1oiL := (BFMA1ILLil(3) = '1');
|
569 |
|
|
BFMA1l1oiL := BFMA1OO0ll;
|
570 |
|
|
PrinTF("AHBS: Misaligned Transfer Detection set to %d",
|
571 |
|
|
fmt(hWDAta(2 downto 0)));
|
572 |
|
|
when 28 =>
|
573 |
|
|
prINTf("AHBS: Delaying write of %08x for %d Clocks",
|
574 |
|
|
fMT(BFMA1illIL)&Fmt(BFMA1Looil));
|
575 |
|
|
BFMA1IooiL := BFMA1ilLIL;
|
576 |
|
|
BFMA1oooIL := BFMA1LOoil;
|
577 |
|
|
when 32 =>
|
578 |
|
|
BFMA1loOIL := BFMA1OIOi(BFMA1illIL);
|
579 |
|
|
when 36 =>
|
580 |
|
|
BFMA1o100 := fALSe;
|
581 |
|
|
when 40 =>
|
582 |
|
|
SpriNTF(BFMA1Oll1,
|
583 |
|
|
"image%d.txt",
|
584 |
|
|
Fmt(id));
|
585 |
|
|
FIle_OPEn(BFMA1i000,
|
586 |
|
|
BFMA1Il00,
|
587 |
|
|
BFMA1olL1,
|
588 |
|
|
WRIte_MODE);
|
589 |
|
|
if BFMA1I000 = opeN_ok then
|
590 |
|
|
priNTF("AHBS:%d: Dumping to %s",
|
591 |
|
|
fmt(ID)&fmt(BFMA1oll1));
|
592 |
|
|
else
|
593 |
|
|
assert FalsE report "Logfile open failed" severity FailuRE;
|
594 |
|
|
end if;
|
595 |
|
|
for BFMA1i0II in 0 to dEPTh-1
|
596 |
|
|
loop
|
597 |
|
|
BFMA1O1ii := ( others => '0');
|
598 |
|
|
for BFMA1Ii1l in 0 to 7
|
599 |
|
|
loop
|
600 |
|
|
if BFMA1Oo1ll(BFMA1i0II)(BFMA1II1l) = '1' then
|
601 |
|
|
BFMA1o1II(BFMA1ii1L) := '1';
|
602 |
|
|
end if;
|
603 |
|
|
end loop;
|
604 |
|
|
SpriNTF(BFMA1iol1,
|
605 |
|
|
"%08b",
|
606 |
|
|
FMt(BFMA1o1ii));
|
607 |
|
|
WRIte(L,
|
608 |
|
|
BFMA1Iol1);
|
609 |
|
|
wRITelinE(BFMA1iL00,
|
610 |
|
|
L);
|
611 |
|
|
end loop;
|
612 |
|
|
File_CLOse(BFMA1il00);
|
613 |
|
|
when 52 =>
|
614 |
|
|
BFMA1OOlil := (BFMA1ILlil(0) = '1');
|
615 |
|
|
PrintF("AHBS: Special Mode Enables set to %d",
|
616 |
|
|
Fmt(BFMA1ILLil(2 downto 0)));
|
617 |
|
|
when 128 =>
|
618 |
|
|
BFMA1lILIl(BFMA1IIlil) := BFMA1illIL;
|
619 |
|
|
BFMA1L0Lil := BFMA1l0lIL+1;
|
620 |
|
|
if BFMA1Iilil = EnfiFO-1 then
|
621 |
|
|
BFMA1iiLIL := 0;
|
622 |
|
|
else
|
623 |
|
|
BFMA1iilIL := BFMA1Iilil+1;
|
624 |
|
|
end if;
|
625 |
|
|
if (BFMA1i0liL > 0 and BFMA1l1lIL <= BFMA1I0Lil) or BFMA1li0LL = '0' then
|
626 |
|
|
assert FAlse report "AHBS:Detected Write to TXFIFO when iTXREADY=0" severity ERRor;
|
627 |
|
|
end if;
|
628 |
|
|
BFMA1L1lil := 0;
|
629 |
|
|
when 136 =>
|
630 |
|
|
BFMA1oiiiL := BFMA1oIOI(BFMA1ILLil);
|
631 |
|
|
if BFMA1OIIil = 0 then
|
632 |
|
|
BFMA1iILIl := 0;
|
633 |
|
|
BFMA1O0lil := 0;
|
634 |
|
|
BFMA1l0lIL := 0;
|
635 |
|
|
else
|
636 |
|
|
end if;
|
637 |
|
|
when 140 =>
|
638 |
|
|
BFMA1o1LIl := BFMA1oioi(BFMA1ILlil);
|
639 |
|
|
when 144 =>
|
640 |
|
|
BFMA1i0LIL := BFMA1Oioi(BFMA1ILLil);
|
641 |
|
|
BFMA1L1Lil := BFMA1OIOi(BFMA1ilLIL);
|
642 |
|
|
when 148 =>
|
643 |
|
|
BFMA1O00ll <= (BFMA1IlliL(0) = '1');
|
644 |
|
|
when 160 =>
|
645 |
|
|
BFMA1I1Lil(BFMA1ooiIL) := BFMA1illIL;
|
646 |
|
|
BFMA1IOiil := BFMA1ioiiL+1;
|
647 |
|
|
if BFMA1ooIIL = EnfifO-1 then
|
648 |
|
|
BFMA1OOIIl := 0;
|
649 |
|
|
else
|
650 |
|
|
BFMA1OOIil := BFMA1oOIIl+1;
|
651 |
|
|
end if;
|
652 |
|
|
when 168 =>
|
653 |
|
|
BFMA1OIIil := BFMA1oiOI(BFMA1ILlil);
|
654 |
|
|
if BFMA1OIiil = 0 then
|
655 |
|
|
BFMA1ooIIL := 0;
|
656 |
|
|
BFMA1loiiL := 0;
|
657 |
|
|
BFMA1iOIIl := 0;
|
658 |
|
|
else
|
659 |
|
|
end if;
|
660 |
|
|
when 172 =>
|
661 |
|
|
BFMA1lLIIl := BFMA1Oioi(BFMA1iLLIl);
|
662 |
|
|
when 176 =>
|
663 |
|
|
BFMA1OLiil := BFMA1OIoi(BFMA1ILlil);
|
664 |
|
|
BFMA1iLIIl := BFMA1oIOI(BFMA1ILLil);
|
665 |
|
|
when others =>
|
666 |
|
|
end case;
|
667 |
|
|
end if;
|
668 |
|
|
if BFMA1loliL /= BFMA1l10Ll then
|
669 |
|
|
case BFMA1Lllil is
|
670 |
|
|
when 20 =>
|
671 |
|
|
BFMA1oiLIL := BFMA1OLOil;
|
672 |
|
|
when 28 =>
|
673 |
|
|
PRIntf("ADDR 28 CNT %d",
|
674 |
|
|
fMT(BFMA1oooiL));
|
675 |
|
|
when 44 =>
|
676 |
|
|
BFMA1OILIl := To_sLV32(BFMA1oIOIl);
|
677 |
|
|
when 48 =>
|
678 |
|
|
BFMA1Oilil := to_sLV32(BFMA1lioIL);
|
679 |
|
|
when 132 =>
|
680 |
|
|
BFMA1oiLIL := BFMA1LILil(BFMA1o0lIL);
|
681 |
|
|
BFMA1L0lil := BFMA1l0Lil-1;
|
682 |
|
|
if BFMA1o0LIl = eNFIfo-1 then
|
683 |
|
|
BFMA1O0Lil := 0;
|
684 |
|
|
else
|
685 |
|
|
BFMA1o0lIL := BFMA1o0lIL+1;
|
686 |
|
|
end if;
|
687 |
|
|
when 136 =>
|
688 |
|
|
BFMA1oILIl := to_SLv32(BFMA1L0liL);
|
689 |
|
|
when 164 =>
|
690 |
|
|
BFMA1oiliL := BFMA1i1LIl(BFMA1LOiil);
|
691 |
|
|
BFMA1IOiil := BFMA1IOIil-1;
|
692 |
|
|
BFMA1Iliil := 0;
|
693 |
|
|
if BFMA1LOiil = EnfifO-1 then
|
694 |
|
|
BFMA1loiiL := 0;
|
695 |
|
|
else
|
696 |
|
|
BFMA1LOiil := BFMA1LOIil+1;
|
697 |
|
|
end if;
|
698 |
|
|
if (BFMA1OLIil > 0 and BFMA1Iliil <= BFMA1Oliil) or BFMA1ii0LL = '0' then
|
699 |
|
|
assert falsE report "AHBS:Detected Read from RXFIFO when iRXREADY=0" severity ErroR;
|
700 |
|
|
end if;
|
701 |
|
|
when 168 =>
|
702 |
|
|
BFMA1OILil := To_sLV32(BFMA1iOIIl);
|
703 |
|
|
when others =>
|
704 |
|
|
end case;
|
705 |
|
|
if BFMA1LOlil = exT then
|
706 |
|
|
ext_DAta <= BFMA1OiliL;
|
707 |
|
|
end if;
|
708 |
|
|
if BFMA1Lolil = BFMA1i10lL then
|
709 |
|
|
BFMA1Ol1ll := BFMA1OIlil;
|
710 |
|
|
end if;
|
711 |
|
|
end if;
|
712 |
|
|
if BFMA1L1lil >= BFMA1I0lil then
|
713 |
|
|
BFMA1li0LL <= '1';
|
714 |
|
|
if BFMA1L0lil = ENfifo then
|
715 |
|
|
BFMA1LI0ll <= '0';
|
716 |
|
|
end if;
|
717 |
|
|
else
|
718 |
|
|
if BFMA1l1LIl >= BFMA1o1LIL then
|
719 |
|
|
BFMA1lI0Ll <= '0';
|
720 |
|
|
end if;
|
721 |
|
|
end if;
|
722 |
|
|
if BFMA1iliiL >= BFMA1oliiL then
|
723 |
|
|
BFMA1II0ll <= '1';
|
724 |
|
|
if BFMA1Ioiil = 0 then
|
725 |
|
|
BFMA1Ii0ll <= '0';
|
726 |
|
|
end if;
|
727 |
|
|
else
|
728 |
|
|
if BFMA1ilIIL >= BFMA1LLiil then
|
729 |
|
|
BFMA1II0ll <= '0';
|
730 |
|
|
end if;
|
731 |
|
|
end if;
|
732 |
|
|
BFMA1l1LIl := BFMA1L1Lil+1;
|
733 |
|
|
BFMA1ILIil := BFMA1iliIL+1;
|
734 |
|
|
hrDATa <= BFMA1oL1ll after BFMA1Ol00;
|
735 |
|
|
BFMA1Ollll <= BFMA1oI1Ll;
|
736 |
|
|
end if;
|
737 |
|
|
end process;
|
738 |
|
|
HresP <= BFMA1il0LL after BFMA1OL00;
|
739 |
|
|
HReadyOUT <= BFMA1olllL after BFMA1ol00;
|
740 |
|
|
tXREady <= BFMA1LI0ll when not BFMA1o00lL else
|
741 |
|
|
BFMA1ii0LL after BFMA1oL00;
|
742 |
|
|
rxreADY <= BFMA1ii0lL when not BFMA1o00LL else
|
743 |
|
|
BFMA1Li0ll after BFMA1OL00;
|
744 |
|
|
BFMA1liIIL:
|
745 |
|
|
process (hclk,hresETN)
|
746 |
|
|
variable BFMA1iiiiL: booLEAn;
|
747 |
|
|
begin
|
748 |
|
|
if HReseTN = '0' then
|
749 |
|
|
BFMA1L00lL <= '0';
|
750 |
|
|
BFMA1oI0Ll <= '0';
|
751 |
|
|
elsif Hclk'EVent and HClk = '1' then
|
752 |
|
|
BFMA1Iiiil := FAlse;
|
753 |
|
|
if HTrans = "00" and hreaDYIn = '1' then
|
754 |
|
|
BFMA1L00ll <= '0';
|
755 |
|
|
end if;
|
756 |
|
|
if HTrans /= "00" then
|
757 |
|
|
BFMA1L00ll <= '1';
|
758 |
|
|
end if;
|
759 |
|
|
if hTRAns = "11" and haDDR(9 downto 0) = BFMA1o0II(9 downto 0) then
|
760 |
|
|
PRintF("AHBS: AHB Violation: 1K Boundary Crossed");
|
761 |
|
|
BFMA1IIiil := TRUe;
|
762 |
|
|
end if;
|
763 |
|
|
if HReadYIN = '1' then
|
764 |
|
|
BFMA1OI0ll <= '0';
|
765 |
|
|
end if;
|
766 |
|
|
if HSEl = '1' and HtranS /= "00"
|
767 |
|
|
and HreadYIN = '1' then
|
768 |
|
|
BFMA1oi0LL <= '1';
|
769 |
|
|
end if;
|
770 |
|
|
if BFMA1oI0ll = '1' and hrEADyin /= BFMA1oLLLl then
|
771 |
|
|
assert False report "AHBS: HREADYIN was not the same as HREADYOUT when selected" severity eRROr;
|
772 |
|
|
end if;
|
773 |
|
|
if BFMA1IIIil then
|
774 |
|
|
assert False report "AHB Violation" severity FAIlure;
|
775 |
|
|
end if;
|
776 |
|
|
end if;
|
777 |
|
|
end process;
|
778 |
|
|
end BFMA1io1oL;
|