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Diffstat (limited to 'pc-bios/s390-ccw/scsi.h')
-rw-r--r--pc-bios/s390-ccw/scsi.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/pc-bios/s390-ccw/scsi.h b/pc-bios/s390-ccw/scsi.h
index 803eff8ae3..fe3fd5ac05 100644
--- a/pc-bios/s390-ccw/scsi.h
+++ b/pc-bios/s390-ccw/scsi.h
@@ -33,6 +33,7 @@
/* SCSI Inquiry Pages */
#define SCSI_INQUIRY_STANDARD_NONE 0x00U
#define SCSI_INQUIRY_EVPD_SUPPORTED_PAGES 0x00U
+#define SCSI_INQUIRY_EVPD_BLOCK_LIMITS 0xb0U
union ScsiLun {
uint64_t v64; /* numeric shortcut */
@@ -87,6 +88,19 @@ struct ScsiInquiryEvpdPages {
} __attribute__((packed));
typedef struct ScsiInquiryEvpdPages ScsiInquiryEvpdPages;
+struct ScsiInquiryEvpdBl {
+ uint8_t peripheral_qdt; /* b0, use (b0 & 0x1f) to get SCSI_INQ_RDT */
+ uint8_t page_code;
+ uint16_t page_length;
+ uint8_t b4;
+ uint8_t b5;
+ uint16_t b6;
+ uint32_t max_transfer; /* b8 */
+ uint32_t b12[7]; /* b12..b43 (defined fields) */
+ uint32_t b44[5]; /* b44..b63 (reserved fields) */
+} __attribute__((packed));
+typedef struct ScsiInquiryEvpdBl ScsiInquiryEvpdBl;
+
struct ScsiCdbInquiry {
uint8_t command; /* b0, == 0x12 */
uint8_t b1; /* b1, |= 0x01 (evpd) */