From e69ef9ee0df14de029db8b62dc1fc1caf4ab0b5b Mon Sep 17 00:00:00 2001
From: CTCaer <ctcaer@gmail.com>
Date: Tue, 9 Jun 2026 07:01:21 +0300
Subject: [PATCH] sdmmc: identify SD Express cards

---
 bdk/storage/sdmmc.c | 6 +++++-
 bdk/storage/sdmmc.h | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/bdk/storage/sdmmc.c b/bdk/storage/sdmmc.c
index 0aea82d4..590ff704 100644
--- a/bdk/storage/sdmmc.c
+++ b/bdk/storage/sdmmc.c
@@ -971,7 +971,7 @@ void _sd_storage_debug_print_ssr(const u8 *raw_ssr)
 static int _sd_storage_send_if_cond(sdmmc_storage_t *storage, bool *is_sd_v1)
 {
 	sdmmc_cmd_t cmdbuf;
-	u16 icr = SD_ICR_VHS_27_36 | SD_ICR_PATTERN;
+	u16 icr = SD_ICR_PCIE | SD_ICR_VHS_27_36 | SD_ICR_PATTERN;
 	sdmmc_init_cmd(&cmdbuf, SD_SEND_IF_COND, icr, SDMMC_RSP_TYPE_7, 0);
 
 	if (!sdmmc_execute_cmd(storage->sdmmc, &cmdbuf, NULL, NULL))
@@ -997,7 +997,11 @@ static int _sd_storage_send_if_cond(sdmmc_storage_t *storage, bool *is_sd_v1)
 
 	// Check if VHS was accepted and pattern was properly returned.
 	if ((ricr & 0xFFF) == (icr & 0xFFF))
+	{
+		storage->has_pcie = ricr & SD_ICR_PCIE;
+
 		return 1;
+	}
 
 	return 0;
 }
diff --git a/bdk/storage/sdmmc.h b/bdk/storage/sdmmc.h
index e2e28c3f..930f26a0 100644
--- a/bdk/storage/sdmmc.h
+++ b/bdk/storage/sdmmc.h
@@ -201,6 +201,7 @@ typedef struct _sdmmc_storage_t
 	int initialized;
 	int is_low_voltage;
 	int has_sector_access;
+	int has_pcie;
 	u32 rca;
 	u32 sec_cnt;
 	u32 partition;