From ca9277866b506723f46f3acd7b264ffa80c37276 Mon Sep 17 00:00:00 2001
From: Terry Bowman <terry.bowman@amd.com>
Date: Thu, 17 Oct 2024 12:12:58 -0500
Subject: [PATCH] aer-inject: Add internal error injection

Add corrected (CE) and uncorrected (UCE) AER internal error injection
support.

Signed-off-by: Terry Bowman <terry.bowman@amd.com>
---
 aer.h   | 2 ++
 aer.lex | 2 ++
 aer.y   | 8 ++++----
 3 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/aer.h b/aer.h
index a0ad152..e55a731 100644
--- a/aer.h
+++ b/aer.h
@@ -30,11 +30,13 @@ struct aer_error_inj
 #define  PCI_ERR_UNC_MALF_TLP	0x00040000	/* Malformed TLP */
 #define  PCI_ERR_UNC_ECRC	0x00080000	/* ECRC Error Status */
 #define  PCI_ERR_UNC_UNSUP	0x00100000	/* Unsupported Request */
+#define  PCI_ERR_UNC_INTERNAL   0x00400000      /* Internal error */
 #define  PCI_ERR_COR_RCVR	0x00000001	/* Receiver Error Status */
 #define  PCI_ERR_COR_BAD_TLP	0x00000040	/* Bad TLP Status */
 #define  PCI_ERR_COR_BAD_DLLP	0x00000080	/* Bad DLLP Status */
 #define  PCI_ERR_COR_REP_ROLL	0x00000100	/* REPLAY_NUM Rollover */
 #define  PCI_ERR_COR_REP_TIMER	0x00001000	/* Replay Timer Timeout */
+#define  PCI_ERR_COR_CINTERNAL	0x00004000	/* Internal error */
 
 extern void init_aer(struct aer_error_inj *err);
 extern void submit_aer(struct aer_error_inj *err);
diff --git a/aer.lex b/aer.lex
index 6121e4e..4fadd0e 100644
--- a/aer.lex
+++ b/aer.lex
@@ -82,11 +82,13 @@ static struct key {
 	KEYVAL(MALF_TLP, PCI_ERR_UNC_MALF_TLP),
 	KEYVAL(ECRC, PCI_ERR_UNC_ECRC),
 	KEYVAL(UNSUP, PCI_ERR_UNC_UNSUP),
+	KEYVAL(INTERNAL, PCI_ERR_UNC_INTERNAL),
 	KEYVAL(RCVR, PCI_ERR_COR_RCVR),
 	KEYVAL(BAD_TLP, PCI_ERR_COR_BAD_TLP),
 	KEYVAL(BAD_DLLP, PCI_ERR_COR_BAD_DLLP),
 	KEYVAL(REP_ROLL, PCI_ERR_COR_REP_ROLL),
 	KEYVAL(REP_TIMER, PCI_ERR_COR_REP_TIMER),
+	KEYVAL(CINTERNAL, PCI_ERR_COR_CINTERNAL),
 };
 
 static int cmp_key(const void *av, const void *bv)
diff --git a/aer.y b/aer.y
index e5ecc7d..500dc97 100644
--- a/aer.y
+++ b/aer.y
@@ -34,8 +34,8 @@ static void init(void);
 
 %token AER DOMAIN BUS DEV FN PCI_ID UNCOR_STATUS COR_STATUS HEADER_LOG
 %token <num> TRAIN DLP POISON_TLP FCP COMP_TIME COMP_ABORT UNX_COMP RX_OVER
-%token <num> MALF_TLP ECRC UNSUP
-%token <num> RCVR BAD_TLP BAD_DLLP REP_ROLL REP_TIMER
+%token <num> MALF_TLP ECRC UNSUP INTERNAL
+%token <num> RCVR BAD_TLP BAD_DLLP REP_ROLL REP_TIMER CINTERNAL
 %token <num> SYMBOL NUMBER
 %token <str> PCI_ID_STR
 
@@ -77,14 +77,14 @@ uncor_status_list: /* empty */			{ $$ = 0; }
 	;
 
 uncor_status: TRAIN | DLP | POISON_TLP | FCP | COMP_TIME | COMP_ABORT
-	| UNX_COMP | RX_OVER | MALF_TLP | ECRC | UNSUP | NUMBER
+	| UNX_COMP | RX_OVER | MALF_TLP | ECRC | UNSUP | INTERNAL | NUMBER
 	;
 
 cor_status_list: /* empty */			{ $$ = 0; }
 	| cor_status_list cor_status		{ $$ = $1 | $2; }
 	;
 
-cor_status: RCVR | BAD_TLP | BAD_DLLP | REP_ROLL | REP_TIMER | NUMBER
+cor_status: RCVR | BAD_TLP | BAD_DLLP | REP_ROLL | REP_TIMER | CINTERNAL | NUMBER
 	;
 
 %% 
-- 
2.34.1