6eeac1cabf
Use information about pin functions in the clock router. Signed-off-by: YRabbit <rabbit@yrabbit.cyou>
26 lines
686 B
C++
26 lines
686 B
C++
#include "gowin_utils.h"
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#include "log.h"
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#include "nextpnr.h"
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#include "util.h"
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NEXTPNR_NAMESPACE_BEGIN
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// pin functions: GCLKT_4, SSPI_CS, READY etc
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IdStringList GowinUtils::get_pin_funcs(BelId bel)
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{
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IdStringList bel_name = ctx->getBelName(bel);
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const PadInfoPOD *pins = ctx->package_info->pads.get();
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size_t len = ctx->package_info->pads.ssize();
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for (size_t i = 0; i < len; i++) {
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const PadInfoPOD *pin = &pins[i];
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if (IdString(pin->tile) == bel_name[0] && IdString(pin->bel) == bel_name[1]) {
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return IdStringList::parse(ctx, IdString(pin->pad_function).str(ctx));
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}
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}
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return IdStringList();
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}
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NEXTPNR_NAMESPACE_END
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