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zipl: tape0: use constants defined in linux_layout.h

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Use the constants defined in `linux_layout.h`. Therefore move the
`PARMAREA` address offset to `linux_layout.h` and include the header.

Reviewed-by: Philipp Rudo <prudo@linux.ibm.com>
Reviewed-by: Stefan Haberland <sth@linux.ibm.com>
Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Marc Hartmayer
2019-11-19 15:43:39 +01:00
committed by Jan Höppner
parent 7e37a1d4e0
commit c871050097
2 changed files with 4 additions and 11 deletions
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1
include/boot/linux_layout.h
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@@ -17,6 +17,7 @@
#define IMAGE_ENTRY_KDUMP _AC(0x10010, UL)
/* Parameter address offsets */
#define PARMAREA _AC(0x10400, UL)
#define IPL_DEVICE _AC(0x10400, UL)
#define INITRD_START _AC(0x10408, UL)
#define INITRD_SIZE _AC(0x10410, UL)

14
zipl/boot/tape0.S
View File

@@ -8,29 +8,21 @@
#
#include "boot/sigp.h"
#include "boot/linux_layout.h"
IPL_BS = 1024 # block size for tape access
IPL_OFF = 0x4000 # temporary kernel load addr
COMMAND_LINE_SIZE = 896 # max command line length
KERNEL_OFF = 0x10000 # kernel start code offset
KERNEL_OFF = IMAGE_ENTRY # kernel start code offset
# relative to image start
__LC_IO_NEW_PSW = 0x1f0 # IO New PSW addr
# Parameter address offsets
PARMAREA = 0x10400 # Parameter area offset
IPL_DEVICE = 0x10400 # IPL device offset
INITRD_START = 0x10408 # ramdisk addr offset
INITRD_SIZE = 0x10410 # ramdisk size offset
COMMAND_LINE = 0x10480 # command line offset
# Default IPL parameter - will be overwritten by zIPL
RAMDISK_ORIGIN = 0x800000 # default ramdisk load addr
RAMDISK_SIZE = 0x800000 # default ramdisk size
PARMFILE_ADDR = 0x1000 # default parmfile load addr
KERNEL_ADDR = 0x10000 # default kernel load addr
KERNEL_ADDR = IMAGE_ENTRY # default kernel load addr
.org 0x0