hw/xtensa/xtfpga: use symbolic constants for bootparam tags

Import bootparam tag names from linux/arch/xtensa/include/asm/bootparam.h
No functional changes.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/hw/xtensa/bootparam.h b/hw/xtensa/bootparam.h
index 38ef32bdb6..e6cf3b1492 100644
--- a/hw/xtensa/bootparam.h
+++ b/hw/xtensa/bootparam.h
@@ -1,6 +1,16 @@
 #ifndef HW_XTENSA_BOOTPARAM
 #define HW_XTENSA_BOOTPARAM
 
+#define BP_TAG_COMMAND_LINE     0x1001  /* command line (0-terminated string)*/
+#define BP_TAG_INITRD           0x1002  /* ramdisk addr and size (bp_meminfo) */
+#define BP_TAG_MEMORY           0x1003  /* memory addr and size (bp_meminfo) */
+#define BP_TAG_SERIAL_BAUDRATE  0x1004  /* baud rate of current console. */
+#define BP_TAG_SERIAL_PORT      0x1005  /* serial device of current console */
+#define BP_TAG_FDT              0x1006  /* flat device tree addr */
+
+#define BP_TAG_FIRST            0x7B0B  /* first tag with a version number */
+#define BP_TAG_LAST             0x7E0B  /* last tag */
+
 typedef struct BpTag {
     uint16_t tag;
     uint16_t size;