caiyu/nextpnr
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Added required checks for PLL and fixed messages eol

Browse Source
This commit is contained in:
Miodrag Milanovic 2018-09-19 18:41:28 +02:00
parent fdf7593c42
commit f8e258825f
1 changed files with 31 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
ice40/pack.cc
View File

@ -717,6 +717,30 @@ static void pack_special(Context *ctx)
NetInfo *pad_packagepin_net = nullptr; NetInfo *pad_packagepin_net = nullptr;
int pllout_a_used = 0;
int pllout_b_used = 0;
for (auto port : ci->ports) {
PortInfo &pi = port.second;
if (pi.name == ctx->id("PLLOUTCOREA"))
pllout_a_used++;
if (pi.name == ctx->id("PLLOUTCOREB"))
pllout_b_used++;
if (pi.name == ctx->id("PLLOUTCORE"))
pllout_a_used++;
if (pi.name == ctx->id("PLLOUTGLOBALA"))
pllout_a_used++;
if (pi.name == ctx->id("PLLOUTGLOBALB"))
pllout_b_used++;
if (pi.name == ctx->id("PLLOUTGLOBAL"))
pllout_a_used++;
}
if (pllout_a_used > 1)
log_error("PLL '%s' is using multiple ports mapping to PLLOUT_A output of the PLL\n", ci->name.c_str(ctx));
if (pllout_b_used > 1)
log_error("PLL '%s' is using multiple ports mapping to PLLOUT_B output of the PLL\n", ci->name.c_str(ctx));
for (auto port : ci->ports) { for (auto port : ci->ports) {
PortInfo &pi = port.second; PortInfo &pi = port.second;
std::string newname = pi.name.str(ctx); std::string newname = pi.name.str(ctx);
@ -730,16 +754,20 @@ static void pack_special(Context *ctx)
newname = "PLLOUT_B"; newname = "PLLOUT_B";
if (pi.name == ctx->id("PLLOUTCORE")) if (pi.name == ctx->id("PLLOUTCORE"))
newname = "PLLOUT_A"; newname = "PLLOUT_A";
if (pi.name == ctx->id("PLLOUTGLOBALA")) if (pi.name == ctx->id("PLLOUTGLOBALA"))
newname = "PLLOUT_A"; newname = "PLLOUT_A";
if (pi.name == ctx->id("PLLOUTGLOBALB")) if (pi.name == ctx->id("PLLOUTGLOBALB"))
newname = "PLLOUT_B"; newname = "PLLOUT_B";
if (pi.name == ctx->id("PLLOUTGLOBAL")) if (pi.name == ctx->id("PLLOUTGLOBAL"))
newname = "PLLOUT_A"; newname = "PLLOUT_A";
if (pi.name == ctx->id("PLLOUTGLOBALA") || pi.name == ctx->id("PLLOUTGLOBALB") || pi.name == ctx->id("PLLOUTGLOBAL"))
log_warning("PLL '%s' is using port %s but implementation does not actually "
"use the global clock output of the PLL\n", ci->name.c_str(ctx), pi.name.str(ctx).c_str());
if (pi.name == ctx->id("PACKAGEPIN")) { if (pi.name == ctx->id("PACKAGEPIN")) {
if (!is_pad) { if (!is_pad) {
log_error("PLL '%s' has a PACKAGEPIN but is not a PAD PLL", ci->name.c_str(ctx)); log_error("PLL '%s' has a PACKAGEPIN but is not a PAD PLL\n", ci->name.c_str(ctx));
} else { } else {
// We drop this port and instead place the PLL adequately below. // We drop this port and instead place the PLL adequately below.
pad_packagepin_net = port.second.net; pad_packagepin_net = port.second.net;
@ -749,7 +777,7 @@ static void pack_special(Context *ctx)
} }
if (pi.name == ctx->id("REFERENCECLK")) { if (pi.name == ctx->id("REFERENCECLK")) {
if (!is_core) if (!is_core)
log_error("PLL '%s' has a REFERENCECLK but is not a CORE PLL", ci->name.c_str(ctx)); log_error("PLL '%s' has a REFERENCECLK but is not a CORE PLL\n", ci->name.c_str(ctx));
} }
if (packed->ports.count(ctx->id(newname)) == 0) { if (packed->ports.count(ctx->id(newname)) == 0) {