1 files changed, 38 insertions, 0 deletions
diff --git a/meta-arm/meta-arm-bsp/recipes-bsp/trusted-firmware-m/files/corstone1000/0009-Platform-corstone1000-fix-flash-reading-issue-for-fi.patch b/meta-arm/meta-arm-bsp/recipes-bsp/trusted-firmware-m/files/corstone1000/0009-Platform-corstone1000-fix-flash-reading-issue-for-fi.patch
new file mode 100644
index 0000000000..5c0024b29e
--- /dev/null
+++ b/meta-arm/meta-arm-bsp/recipes-bsp/trusted-firmware-m/files/corstone1000/0009-Platform-corstone1000-fix-flash-reading-issue-for-fi.patch
@@ -0,0 +1,38 @@
+From 7914ec3f96dbb8228e791d9492cfc3651cf9deca Mon Sep 17 00:00:00 2001
+From: Emekcan Aras <emekcan.aras@arm.com>
+Date: Wed, 5 Apr 2023 10:28:57 +0100
+Subject: [PATCH] Platform: corstone1000: Fix Flash reading issue for FIP data
+
+Fixes the flash reading issue since bl2 needs to read the data from
+flash in XIP mode on FPGA (mps3).
+
+Upstream-Status: Submitted [https://review.trustedfirmware.org/c/TF-M/trusted-firmware-m/+/20558]
+Signed-off-by: Emekcan Aras <emekcan.aras@arm.com>
+---
+ platform/ext/target/arm/corstone1000/bl2/boot_hal_bl2.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/platform/ext/target/arm/corstone1000/bl2/boot_hal_bl2.c b/platform/ext/target/arm/corstone1000/bl2/boot_hal_bl2.c
+index cf6340c5a9..e4183c7a57 100644
+--- a/platform/ext/target/arm/corstone1000/bl2/boot_hal_bl2.c
++++ b/platform/ext/target/arm/corstone1000/bl2/boot_hal_bl2.c
+@@ -89,6 +89,7 @@ static bool fill_flash_map_with_fip_data(uint8_t boot_index) {
+ 
+     /* parse directly from flash using XIP mode */
+     /* FIP is large so its not a good idea to load it in memory */
++    Select_XIP_Mode_For_Shared_Flash();
+     result = parse_fip_and_extract_tfa_info(
+         FLASH_BASE_ADDRESS + fip_offset + FIP_SIGNATURE_AREA_SIZE, fip_size,
+         &tfa_offset, &tfa_size);
+@@ -96,7 +97,7 @@ static bool fill_flash_map_with_fip_data(uint8_t boot_index) {
+         BOOT_LOG_ERR("parse_fip_and_extract_tfa_info failed");
+         return false;
+     }
+-
++    Select_Write_Mode_For_Shared_Flash();
+     flash_map[2].fa_off = fip_offset + FIP_SIGNATURE_AREA_SIZE + tfa_offset;
+     flash_map[2].fa_size = tfa_size;
+     flash_map[3].fa_off = flash_map[2].fa_off + flash_map[2].fa_size;
+-- 
+2.17.1
+