From 58c400ab9c06c74c0aeeaa34037852745cd4705c Mon Sep 17 00:00:00 2001
From: "yu.dongliang" <18588496441@163.com>
Date: Sun, 12 Nov 2023 22:10:21 +0800
Subject: [PATCH] __ses_status_check()

---
 ses_step_dc_transistor.c | 24 ++++++++++++++----------
 ses_step_topo.c          |  1 +
 ses_step_va_transistor.c | 10 +++++++---
 3 files changed, 22 insertions(+), 13 deletions(-)

diff --git a/ses_step_dc_transistor.c b/ses_step_dc_transistor.c
index 3b3ccd0..031382e 100644
--- a/ses_step_dc_transistor.c
+++ b/ses_step_dc_transistor.c
@@ -52,9 +52,10 @@ static int _dc_transistor_handler(ScfEfunction* f, int64_t ns, int64_t count, se
 			if (le->v == Bn->v)
 				lb->vconst = 1;
 
-			if (pb->v > Bp->v)
-				c->status = SCF_EDA_Status_OFF;
-			else
+			if (pb->v > Bp->v) {
+				if (!c->lock)
+					c->status = SCF_EDA_Status_OFF;
+			} else
 				c->status = SCF_EDA_Status_ON;
 
 		} else if (le->v < SCF_EDA_V_MIN) {
@@ -66,9 +67,10 @@ static int _dc_transistor_handler(ScfEfunction* f, int64_t ns, int64_t count, se
 			if (lb->v == Bp->v)
 				le->vconst = 1;
 
-			if (pe->v < Bn->v)
-				c->status = SCF_EDA_Status_OFF;
-			else
+			if (pe->v < Bn->v) {
+				if (!c->lock)
+					c->status = SCF_EDA_Status_OFF;
+			} else
 				c->status = SCF_EDA_Status_ON;
 
 		} else if (lb->v >= le->v + SCF_EDA_V_NPN_OFF) {
@@ -88,14 +90,16 @@ static int _dc_transistor_handler(ScfEfunction* f, int64_t ns, int64_t count, se
 			pb->v = lb->v;
 			pe->v = le->v;
 
-			if (pb->v > Bp->v)
-				c->status = SCF_EDA_Status_OFF;
-			else
+			if (pb->v > Bp->v) {
+				if (!c->lock)
+					c->status = SCF_EDA_Status_OFF;
+			} else
 				c->status = SCF_EDA_Status_ON;
 		} else {
 			pb->v = lb->v;
 			pe->v = le->v;
-			c->status = SCF_EDA_Status_OFF;
+			if (!c->lock)
+				c->status = SCF_EDA_Status_OFF;
 		}
 
 		scf_loge("\033[34mc%ld, status: %d, pb->v: %lg, pe->v: %lg, diff: %lg, off: %lg\033[0m\n",
diff --git a/ses_step_topo.c b/ses_step_topo.c
index f1fdfb0..cc91f43 100644
--- a/ses_step_topo.c
+++ b/ses_step_topo.c
@@ -651,6 +651,7 @@ static void _topo_clear(ScfEfunction* f)
 	for (i = 0; i < f->n_components; i++) {
 		c         = f->components[i];
 		c->vflag  = 0;
+		c->lock   = 0;
 
 		for (j = 0; j < c->n_pins; j++) {
 			p         = c->pins[j];
diff --git a/ses_step_va_transistor.c b/ses_step_va_transistor.c
index a562111..fc54c2a 100644
--- a/ses_step_va_transistor.c
+++ b/ses_step_va_transistor.c
@@ -48,7 +48,8 @@ int __ses_status_check(ScfEfunction* f, ScfEcomponent* c, ScfEpin* pb, ScfEpin*
 
 		if (pb->v > Bp->v) {
 			pb->v = Bp->v;
-			c->status = SCF_EDA_Status_OFF;
+			if (!c->lock)
+				c->status = SCF_EDA_Status_OFF;
 		} else
 			c->status = SCF_EDA_Status_ON;
 		goto _changed;
@@ -58,7 +59,8 @@ int __ses_status_check(ScfEfunction* f, ScfEcomponent* c, ScfEpin* pb, ScfEpin*
 
 		if (pe->v < Bn->v) {
 			pe->v = Bn->v;
-			c->status = SCF_EDA_Status_OFF;
+			if (!c->lock)
+				c->status = SCF_EDA_Status_OFF;
 		} else
 			c->status = SCF_EDA_Status_ON;
 		goto _changed;
@@ -66,7 +68,8 @@ int __ses_status_check(ScfEfunction* f, ScfEcomponent* c, ScfEpin* pb, ScfEpin*
 	} else if (pb->v - pe->v < Voff) {
 
 		if (c->status != SCF_EDA_Status_OFF) {
-			c->status  = SCF_EDA_Status_OFF;
+			if (!c->lock)
+				c->status  = SCF_EDA_Status_OFF;
 			goto _changed;
 		}
 	} else if (SCF_EDA_Status_ON != c->status) {
@@ -90,6 +93,7 @@ _changed:
 
 			if (SCF_EDA_NPN == c2->type && SCF_EDA_NPN_B == p2->id) {
 				c2->status  = SCF_EDA_Status_ON;
+				c2->lock    = 1;
 
 				scf_loge("\033[35mc%ld, status: %d\033[0m\n", c2->id, c2->status);
 			}
-- 
2.25.1