Commit 62dbaede authored by Max Filippov's avatar Max Filippov
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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: default avatarMax Filippov <jcmvbkbc@gmail.com>
parent 37b259d0

hw/xtensa/bootparam.h

+10 −0
Original line number Diff line number Diff line 
#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;

hw/xtensa/xtfpga.c

+3 −3
Original line number Diff line number Diff line
@@ -250,12 +250,12 @@ static void lx_init(const LxBoardDesc *board, MachineState *machine) 


            env->regs[2] = tagptr;



            tagptr = put_tag(tagptr, 0x7b0b, 0, NULL);

            tagptr = put_tag(tagptr, BP_TAG_FIRST, 0, NULL);

            if (cmdline_size > 1) {

                tagptr = put_tag(tagptr, 0x1001,

                tagptr = put_tag(tagptr, BP_TAG_COMMAND_LINE,

                        cmdline_size, kernel_cmdline);

            }

            tagptr = put_tag(tagptr, 0x7e0b, 0, NULL);

            tagptr = put_tag(tagptr, BP_TAG_LAST, 0, NULL);

        }

        uint64_t elf_entry;

        uint64_t elf_lowaddr;