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intel_alm: preliminary Arria V support

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Lofty 2021-11-24 21:20:40 +00:00 • committed by Marcelina Kościelnicka
parent 77327b2544
commit a31c8a82be
6 changed files with 199 additions and 7 deletions
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11
techlibs/intel_alm/synth_intel_alm.cc
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@ -43,6 +43,7 @@ struct SynthIntelALMPass : public ScriptPass {
log(" -family <family>\n");
log(" target one of:\n");
log(" \"cyclonev\" - Cyclone V (default)\n");
log(" \"arriav\" - Arria V (non-GZ)");
log(" \"cyclone10gx\" - Cyclone 10GX\n");
log("\n");
log(" -vqm <file>\n");
@ -169,10 +170,14 @@ struct SynthIntelALMPass : public ScriptPass {
if (!design->full_selection())
log_cmd_error("This command only operates on fully selected designs!\n");
if (family_opt == "cyclonev") {
if (family_opt == "cyclonev" || family_opt == "arriav") {
bram_type = "m10k";
} else if (family_opt == "cyclone10gx") {
bram_type = "m20k";
} else if (family_opt == "arriva") {
// I have typoed "arriav" as "arriva" (a local bus company)
// so many times I thought it would be funny to have an easter egg.
log_cmd_error("synth_intel_alm cannot synthesize for bus companies. (did you mean '-family arriav'?)\n");
} else {
log_cmd_error("Invalid family specified: '%s'\n", family_opt.c_str());
}
@ -229,12 +234,12 @@ struct SynthIntelALMPass : public ScriptPass {
if (help_mode) {
run("techmap -map +/mul2dsp.v [...]", "(unless -nodsp)");
} else if (!nodsp) {
// Cyclone V supports 9x9 multiplication, Cyclone 10 GX does not.
// Cyclone V/Arria V supports 9x9 multiplication, Cyclone 10 GX does not.
run("techmap -map +/mul2dsp.v -D DSP_A_MAXWIDTH=27 -D DSP_B_MAXWIDTH=27 -D DSP_A_MINWIDTH=19 -D DSP_B_MINWIDTH=4 -D DSP_NAME=__MUL27X27");
run("chtype -set $mul t:$__soft_mul");
run("techmap -map +/mul2dsp.v -D DSP_A_MAXWIDTH=27 -D DSP_B_MAXWIDTH=27 -D DSP_A_MINWIDTH=4 -D DSP_B_MINWIDTH=19 -D DSP_NAME=__MUL27X27");
run("chtype -set $mul t:$__soft_mul");
if (family_opt == "cyclonev") {
if (family_opt == "cyclonev" || family_opt == "arriav") {
run("techmap -map +/mul2dsp.v -D DSP_A_MAXWIDTH=18 -D DSP_B_MAXWIDTH=18 -D DSP_A_MINWIDTH=10 -D DSP_B_MINWIDTH=4 -D DSP_NAME=__MUL18X18");
run("chtype -set $mul t:$__soft_mul");
run("techmap -map +/mul2dsp.v -D DSP_A_MAXWIDTH=18 -D DSP_B_MAXWIDTH=18 -D DSP_A_MINWIDTH=4 -D DSP_B_MINWIDTH=10 -D DSP_NAME=__MUL18X18");