[Cherry-pick][VAL] Fix mcu_sram_protected_region test ending status (#1141)

calebofearth · calebofearth · commit 62568d87f708 · 2026-04-28T16:29:50.000-07:00
* Small delay at MCU program test-end to allow Caliptra to observe status and quiesce DMA

* MICROSOFT AUTOMATED PIPELINE: Stamp 'cwhitehead-msft-fix-mcu-sram-prot-reg-test' with updated timestamp and hash after successful run
diff --git a/.github/workflow_metadata/pr_hash b/.github/workflow_metadata/pr_hash
@@ -1 +1 @@
-c77afd8e70787e388446e6e9c27d379e6bf7dd066a9682399ec8696b7c73ba69f84cc997e73deea36854434fc4496df0
+2b7097cddb0fc96a6cea0223a8edd384318bf992819b1b9789d4803e7896afb0c1bc964cc21899f321f2f81518091a9a
diff --git a/.github/workflow_metadata/pr_timestamp b/.github/workflow_metadata/pr_timestamp
@@ -1 +1 @@
-1767733373
+1777402477
diff --git a/src/integration/test_suites/smoke_test_mcu_sram_protected_region/smoke_test_mcu_sram_protected_region.c b/src/integration/test_suites/smoke_test_mcu_sram_protected_region/smoke_test_mcu_sram_protected_region.c
@@ -102,5 +102,8 @@ void main (void) {
     }
     mcu_mbox_update_status(0, MCU_MBOX_CMD_COMPLETE);
 
+    // Fudge factor to allow Caliptra to detect the status and quiesce the DMA poll loop
+    mcu_sleep(100);
+
     SEND_STDOUT_CTRL(0xff);
 }

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-c77afd8e70787e388446e6e9c27d379e6bf7dd066a9682399ec8696b7c73ba69f84cc997e73deea36854434fc4496df0`
	`1`	`+2b7097cddb0fc96a6cea0223a8edd384318bf992819b1b9789d4803e7896afb0c1bc964cc21899f321f2f81518091a9a`
Original file line number	Diff line number	Diff line change
`@@ -102,5 +102,8 @@ void main (void) {`
`102`	`102`	`}`
`103`	`103`	`mcu_mbox_update_status(0, MCU_MBOX_CMD_COMPLETE);`
`104`	`104`
	`105`	`+ // Fudge factor to allow Caliptra to detect the status and quiesce the DMA poll loop`
	`106`	`+ mcu_sleep(100);`
	`107`	`+`
`105`	`108`	`SEND_STDOUT_CTRL(0xff);`
`106`	`109`	`}`