From ea7a02a3294aae223e1329aed5da7f4aa3ac05c5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Old=C5=99ich=20Jedli=C4=8Dka?= Date: Wed, 31 Aug 2022 19:57:29 +0200 Subject: [PATCH 57/61] mdadm: added support for Intel Alderlake RST on VMD platform Patch-mainline: mdadm-4.2+ References: jsc#PED-1009 Alderlake RST on VMD uses RstVmdV UEFI variable name, so detect it. Signed-off-by: Oldřich Jedlička Reviewed-by: Kinga Tanska Signed-off-by: Jes Sorensen Signed-off-by: Coly Li --- platform-intel.c | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/platform-intel.c b/platform-intel.c index 5a8729e..757f0b1 100644 --- a/platform-intel.c +++ b/platform-intel.c @@ -512,7 +512,8 @@ static const struct imsm_orom *find_imsm_hba_orom(struct sys_dev *hba) #define AHCI_PROP "RstSataV" #define AHCI_SSATA_PROP "RstsSatV" #define AHCI_TSATA_PROP "RsttSatV" -#define VMD_PROP "RstUefiV" +#define VROC_VMD_PROP "RstUefiV" +#define RST_VMD_PROP "RstVmdV" #define VENDOR_GUID \ EFI_GUID(0x193dfefa, 0xa445, 0x4302, 0x99, 0xd8, 0xef, 0x3a, 0xad, 0x1a, 0x04, 0xc6) @@ -605,6 +606,7 @@ const struct imsm_orom *find_imsm_efi(struct sys_dev *hba) struct orom_entry *ret; static const char * const sata_efivars[] = {AHCI_PROP, AHCI_SSATA_PROP, AHCI_TSATA_PROP}; + static const char * const vmd_efivars[] = {VROC_VMD_PROP, RST_VMD_PROP}; unsigned long i; if (check_env("IMSM_TEST_AHCI_EFI") || check_env("IMSM_TEST_SCU_EFI")) @@ -636,10 +638,16 @@ const struct imsm_orom *find_imsm_efi(struct sys_dev *hba) break; case SYS_DEV_VMD: - if (!read_efi_variable(&orom, sizeof(orom), VMD_PROP, - VENDOR_GUID)) - break; - return NULL; + for (i = 0; i < ARRAY_SIZE(vmd_efivars); i++) { + if (!read_efi_variable(&orom, sizeof(orom), + vmd_efivars[i], VENDOR_GUID)) + break; + } + + if (i == ARRAY_SIZE(vmd_efivars)) + return NULL; + + break; default: return NULL; } -- 2.35.3