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Added read-enable to memory model

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This commit is contained in:
Clifford Wolf 2015-09-25 12:23:11 +02:00
parent ec92c89659
commit 924d9d6e86
17 changed files with 157 additions and 76 deletions
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6
kernel/celltypes.h
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@ -122,7 +122,7 @@ struct CellTypes
void setup_internals_mem()
{
IdString SET = "\\SET", CLR = "\\CLR", CLK = "\\CLK", ARST = "\\ARST", EN = "\\EN";
IdString Q = "\\Q", D = "\\D", ADDR = "\\ADDR", DATA = "\\DATA";
IdString Q = "\\Q", D = "\\D", ADDR = "\\ADDR", DATA = "\\DATA", RD_EN = "\\RD_EN";
IdString RD_CLK = "\\RD_CLK", RD_ADDR = "\\RD_ADDR", WR_CLK = "\\WR_CLK", WR_EN = "\\WR_EN";
IdString WR_ADDR = "\\WR_ADDR", WR_DATA = "\\WR_DATA", RD_DATA = "\\RD_DATA";
IdString CTRL_IN = "\\CTRL_IN", CTRL_OUT = "\\CTRL_OUT";
@ -135,10 +135,10 @@ struct CellTypes
setup_type("$dlatch", {EN, D}, {Q});
setup_type("$dlatchsr", {EN, SET, CLR, D}, {Q});
setup_type("$memrd", {CLK, ADDR}, {DATA});
setup_type("$memrd", {CLK, EN, ADDR}, {DATA});
setup_type("$memwr", {CLK, EN, ADDR, DATA}, pool<RTLIL::IdString>());
setup_type("$meminit", {ADDR, DATA}, pool<RTLIL::IdString>());
setup_type("$mem", {RD_CLK, RD_ADDR, WR_CLK, WR_EN, WR_ADDR, WR_DATA}, {RD_DATA});
setup_type("$mem", {RD_CLK, RD_EN, RD_ADDR, WR_CLK, WR_EN, WR_ADDR, WR_DATA}, {RD_DATA});
setup_type("$fsm", {CLK, ARST, CTRL_IN}, {CTRL_OUT});
}