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nexus: Add mapping for IDDRX2 

Signed-off-by: gatecat <gatecat@ds0.me>
This commit is contained in:
gatecat 2026-07-18 13:50:27 +02:00
parent 452e75bad6
commit 02d57cfaa1
3 changed files with 23 additions and 9 deletions
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2
nexus/constids.inc
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@ -584,6 +584,8 @@ X(RXDATA7)
X(RXDATA8)
X(RXDATA9)
X(WORDALIGN)
X(INDD)
X(DOUT)
X(TOUT)

13
nexus/pack.cc
View File

@ -1315,6 +1315,19 @@ struct NexusPacker
iol_rules[id_ODDRX2].port_xform[id_D2] = id_TXDATA2;
iol_rules[id_ODDRX2].port_xform[id_D3] = id_TXDATA3;
iol_rules[id_IDDRX2].new_type = id_IOLOGIC;
iol_rules[id_IDDRX2].set_params.emplace_back(id_MODE, std::string("IDDRXN"));
iol_rules[id_IDDRX2].set_params.emplace_back(ctx->id("IDDRXN.DDRMODE"), std::string("IDDRX2"));
iol_rules[id_IDDRX2].port_xform[id_ECLK] = id_ECLK;
iol_rules[id_IDDRX2].port_xform[id_SCLK] = id_SCLKIN;
iol_rules[id_IDDRX2].port_xform[id_RST] = id_LSRIN;
iol_rules[id_IDDRX2].port_xform[id_ALIGNWD] = id_WORDALIGN;
iol_rules[id_IDDRX2].port_xform[id_D] = id_DI;
iol_rules[id_IDDRX2].port_xform[id_Q0] = id_RXDATA6;
iol_rules[id_IDDRX2].port_xform[id_Q1] = id_RXDATA7;
iol_rules[id_IDDRX2].port_xform[id_Q2] = id_RXDATA8;
iol_rules[id_IDDRX2].port_xform[id_Q3] = id_RXDATA9;
generic_xform(iol_rules, true);
}

17
nexus/pins.cc
View File

@ -230,16 +230,15 @@ static const dict<IdString, Arch::CellPinsData> base_cell_pin_data = {
}},
{id_IOLOGIC,
{
{id_SCLKIN, PINSTYLE_IOL_CLK}, {id_SCLKOUT, PINSTYLE_IOL_CLK}, {id_LSRIN, PINSTYLE_IOL_CELSR},
{id_LSROUT, PINSTYLE_IOL_CELSR}, {id_CEIN, PINSTYLE_IOL_CELSR}, {id_CEOUT, PINSTYLE_IOL_CELSR},
{id_TXDATA0, PINSTYLE_CIB}, {id_TXDATA1, PINSTYLE_CIB}, {id_TXDATA2, PINSTYLE_CIB},
{id_TXDATA3, PINSTYLE_CIB}, {id_TXDATA4, PINSTYLE_CIB}, {id_TXDATA5, PINSTYLE_CIB},
{id_TXDATA6, PINSTYLE_CIB}, {id_TXDATA7, PINSTYLE_CIB}, {id_TXDATA8, PINSTYLE_CIB},
{id_TXDATA9, PINSTYLE_CIB},
{{id_SCLKIN, PINSTYLE_IOL_CLK}, {id_SCLKOUT, PINSTYLE_IOL_CLK}, {id_LSRIN, PINSTYLE_IOL_CELSR},
{id_LSROUT, PINSTYLE_IOL_CELSR}, {id_CEIN, PINSTYLE_IOL_CELSR}, {id_CEOUT, PINSTYLE_IOL_CELSR},
{id_TXDATA0, PINSTYLE_CIB}, {id_TXDATA1, PINSTYLE_CIB}, {id_TXDATA2, PINSTYLE_CIB},
{id_TXDATA3, PINSTYLE_CIB}, {id_TXDATA4, PINSTYLE_CIB}, {id_TXDATA5, PINSTYLE_CIB},
{id_TXDATA6, PINSTYLE_CIB}, {id_TXDATA7, PINSTYLE_CIB}, {id_TXDATA8, PINSTYLE_CIB},
{id_TXDATA9, PINSTYLE_CIB},
{id_TSDATA0, PINSTYLE_CIB}, {id_TSDATA1, PINSTYLE_CIB}, {id_TSDATA2, PINSTYLE_CIB},
{id_TSDATA3, PINSTYLE_CIB},
{id_TSDATA0, PINSTYLE_CIB}, {id_TSDATA1, PINSTYLE_CIB}, {id_TSDATA2, PINSTYLE_CIB},
{id_TSDATA3, PINSTYLE_CIB}, {id_WORDALIGN, PINSTYLE_CIB}
}},
{id_CONFIG_MULTIBOOT_CORE,