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pack and export GCK, WFG and PLL

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This commit is contained in:
Miodrag Milanovic 2024-06-06 09:41:43 +02:00
parent 744c0303b6
commit ca2751277d
3 changed files with 120 additions and 3 deletions
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52
himbaechel/uarch/ng-ultra/bitstream.cc
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@ -348,7 +348,7 @@ struct BitstreamJsonBackend
close_instance();
}
void write_wfg(CellInfo *cell) {
void write_wfb(CellInfo *cell) {
open_instance(cell);
add_config("delay_on", bool_or_default(cell->params, ctx->id("delay_on"), false));
add_config("delay", int_or_default(cell->params, ctx->id("delay"), 0));
@ -356,6 +356,52 @@ struct BitstreamJsonBackend
close_instance();
}
void write_wfg(CellInfo *cell) {
open_instance(cell);
add_config("mode", int_or_default(cell->params, ctx->id("mode"), 0));
add_config("delay_on", bool_or_default(cell->params, ctx->id("delay_on"), false));
add_config("delay", int_or_default(cell->params, ctx->id("delay"), 0));
add_config("wfg_edge", bool_or_default(cell->params, ctx->id("wfg_edge"), false));
add_config("pattern", extract_bits_or_default(cell->params, ctx->id("pattern"), 16));
add_config("pattern_end", int_or_default(cell->params, ctx->id("pattern_end"), 0));
add_config("div_ratio", int_or_default(cell->params, ctx->id("div_ratio"), 0));
add_config("div_phase", bool_or_default(cell->params, ctx->id("div_phase"), false));
add_config("reset_on_pll_lock_n", bool_or_default(cell->params, ctx->id("reset_on_pll_lock_n"), false));
add_config("reset_on_pll_locka_n", bool_or_default(cell->params, ctx->id("reset_on_pll_locka_n"), false));
add_config("reset_on_cal_lock_n", bool_or_default(cell->params, ctx->id("reset_on_cal_lock_n"), false));
close_instance();
}
void write_pll(CellInfo *cell) {
open_instance(cell);
add_config("clk_outdiv1", int_or_default(cell->params, ctx->id("clk_outdiv1"), 0));
add_config("clk_outdiv2", int_or_default(cell->params, ctx->id("clk_outdiv2"), 0));
add_config("clk_outdiv3", int_or_default(cell->params, ctx->id("clk_outdiv3"), 0));
add_config("clk_outdiv4", int_or_default(cell->params, ctx->id("clk_outdiv4"), 0));
add_config("clk_outdivd1", int_or_default(cell->params, ctx->id("clk_outdivd1"), 0));
add_config("clk_outdivd2", int_or_default(cell->params, ctx->id("clk_outdivd2"), 0));
add_config("clk_outdivd3", int_or_default(cell->params, ctx->id("clk_outdivd3"), 0));
add_config("clk_outdivd4", int_or_default(cell->params, ctx->id("clk_outdivd4"), 0));
add_config("clk_outdivd5", int_or_default(cell->params, ctx->id("clk_outdivd5"), 0));
add_config("use_cal", bool_or_default(cell->params, ctx->id("use_cal"), false));
add_config("clk_cal_sel", int_or_default(cell->params, ctx->id("clk_cal_sel"), 0));
add_config("pll_odf", int_or_default(cell->params, ctx->id("pll_odf"), 0));
add_config("pll_lpf_res", int_or_default(cell->params, ctx->id("pll_lpf_res"), 0));
add_config("pll_lpf_cap", int_or_default(cell->params, ctx->id("pll_lpf_cap"), 0));
add_config("cal_div", int_or_default(cell->params, ctx->id("cal_div"), 0));
add_config("cal_delay", int_or_default(cell->params, ctx->id("cal_delay"), 0));
add_config("use_pll", bool_or_default(cell->params, ctx->id("use_pll"), false));
add_config("ref_intdiv", int_or_default(cell->params, ctx->id("ref_intdiv"), 0));
add_config("ref_osc_on", bool_or_default(cell->params, ctx->id("ref_osc_on"), false));
add_config("pll_cpump", int_or_default(cell->params, ctx->id("pll_cpump"), 0));
add_config("pll_lock", int_or_default(cell->params, ctx->id("pll_lock"), 0));
add_config("ext_fbk_on", bool_or_default(cell->params, ctx->id("ext_fbk_on"), false));
add_config("fbk_intdiv", int_or_default(cell->params, ctx->id("fbk_intdiv"), 0));
add_config("fbk_delay_on", bool_or_default(cell->params, ctx->id("fbk_delay_on"), false));
add_config("fbk_delay", int_or_default(cell->params, ctx->id("fbk_delay"), 0));
close_instance();
}
void write_rfb(CellInfo *cell) {
open_instance(cell);
add_config("context", str_or_default(cell->params, ctx->id("mem_ctxt"), ""));
@ -422,7 +468,7 @@ struct BitstreamJsonBackend
case id_ITP.index:
case id_OTP.index: write_iop(cell.second.get()); break;
case id_CY.index: write_cy(cell.second.get()); break;
case id_WFB.index:
case id_WFB.index: write_wfb(cell.second.get()); break;
case id_WFG.index: write_wfg(cell.second.get()); break;
case id_GCK.index: write_gck(cell.second.get()); break;
case id_IOM.index: write_iom(cell.second.get()); break;
@ -443,7 +489,7 @@ struct BitstreamJsonBackend
//case id_CRX.index:
//case id_CTX.index:
//case id_DSP.index:
//case id_PLL.index:
case id_PLL.index: write_pll(cell.second.get()); break;
//case id_PMA.index:
//case id_Service.index:
//case id_SOCIF.index:

67
himbaechel/uarch/ng-ultra/pack.cc
View File

@ -1109,6 +1109,70 @@ static int memory_addr_bits(int config,bool ecc)
}
}
void NgUltraPacker::pack_plls(void)
{
log_info("Packing PLLs..\n");
for (auto &cell : ctx->cells) {
CellInfo &ci = *cell.second;
if (!ci.type.in(id_NX_PLL_U))
continue;
ci.type = id_PLL;
disconnect_if_gnd(&ci, id_FBK);
disconnect_if_gnd(&ci, id_CLK_CAL);
disconnect_if_gnd(&ci, id_R);
disconnect_if_gnd(&ci, id_EXT_CAL1);
disconnect_if_gnd(&ci, id_EXT_CAL2);
disconnect_if_gnd(&ci, id_EXT_CAL3);
disconnect_if_gnd(&ci, id_EXT_CAL4);
disconnect_if_gnd(&ci, id_EXT_CAL5);
disconnect_if_gnd(&ci, id_EXT_CAL_LOCKED);
disconnect_if_gnd(&ci, id_ARST_CAL);
}
}
void NgUltraPacker::pack_wfgs(void)
{
log_info("Packing WFGs..\n");
for (auto &cell : ctx->cells) {
CellInfo &ci = *cell.second;
if (!ci.type.in(id_NX_WFG_U))
continue;
ci.type = id_WFG;
int mode = int_or_default(ci.params, ctx->id("mode"), 1);
if (mode == 0) { // WFB - bypass mode
// must not be used, zero is tollerated
disconnect_unused(&ci, id_SI);
disconnect_unused(&ci, id_SO);
disconnect_unused(&ci, id_R);
} else {
// Can be unused, if zero it is unused
disconnect_if_gnd(&ci, id_SI);
disconnect_if_gnd(&ci, id_R);
}
}
}
void NgUltraPacker::pack_gcks(void)
{
log_info("Packing GCKs..\n");
for (auto &cell : ctx->cells) {
CellInfo &ci = *cell.second;
if (!ci.type.in(id_NX_GCK_U))
continue;
ci.type = id_GCK;
std::string mode = str_or_default(ci.params, ctx->id("std_mode"), "BYPASS");
if (mode == "BYPASS") {
disconnect_unused(&ci, id_SI2);
disconnect_unused(&ci, id_CMD);
} else if (mode == "CSC") {
disconnect_unused(&ci, id_SI1);
disconnect_unused(&ci, id_SI2);
}
}
}
void NgUltraPacker::pack_rams(void)
{
log_info("Packing RAMs..\n");
@ -1263,6 +1327,9 @@ void NgUltraImpl::pack()
packer.update_dffs();
packer.pack_iobs();
packer.pack_ioms();
packer.pack_gcks();
packer.pack_plls();
packer.pack_wfgs();
packer.pack_rams();
packer.pack_rfs();
packer.pack_cys();

4
himbaechel/uarch/ng-ultra/pack.h
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@ -56,6 +56,10 @@ struct NgUltraPacker
void pack_iobs();
void pack_ioms();
void pack_gcks();
void pack_plls();
void pack_wfgs();
void promote_globals();
void setup();