haraldwolff/qemu-patch-raspberry4
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Merge branch 's390-for-upstream' of git://repo.or.cz/qemu/agraf

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* 's390-for-upstream' of git://repo.or.cz/qemu/agraf:
  Move helpers.h to helper.h
  s390: Rework kernel loading: supports elf and newer kernels
This commit is contained in:
Blue Swirl 2012-03-05 18:55:11 +00:00
parent a2d335214a 3208afbe04
commit 27a9476cf7
4 changed files with 21 additions and 15 deletions
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30
hw/s390-virtio.c
View file

@ -224,13 +224,17 @@ static void s390_init(ram_addr_t my_ram_size,
s390_add_running_cpu(env);
if (kernel_filename) {
kernel_size = load_image(kernel_filename, qemu_get_ram_ptr(0));
if (lduw_be_phys(KERN_IMAGE_START) != 0x0dd0) {
fprintf(stderr, "Specified image is not an s390 boot image\n");
exit(1);
kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, NULL,
NULL, 1, ELF_MACHINE, 0);
if (kernel_size == -1UL) {
kernel_size = load_image_targphys(kernel_filename, 0, ram_size);
}
/*
* we can not rely on the ELF entry point, since up to 3.2 this
* value was 0x800 (the SALIPL loader) and it wont work. For
* all (Linux) cases 0x10000 (KERN_IMAGE_START) should be fine.
*/
env->psw.addr = KERN_IMAGE_START;
env->psw.mask = 0x0000000180000000ULL;
} else {
@ -243,7 +247,7 @@ static void s390_init(ram_addr_t my_ram_size,
}
bios_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
bios_size = load_image(bios_filename, qemu_get_ram_ptr(ZIPL_LOAD_ADDR));
bios_size = load_image_targphys(bios_filename, ZIPL_LOAD_ADDR, 4096);
g_free(bios_filename);
if ((long)bios_size < 0) {
@ -263,15 +267,17 @@ static void s390_init(ram_addr_t my_ram_size,
while (kernel_size + 0x100000 > initrd_offset) {
initrd_offset += 0x100000;
}
initrd_size = load_image(initrd_filename, qemu_get_ram_ptr(initrd_offset));
stq_be_phys(INITRD_PARM_START, initrd_offset);
stq_be_phys(INITRD_PARM_SIZE, initrd_size);
initrd_size = load_image_targphys(initrd_filename, initrd_offset,
ram_size - initrd_offset);
/* we have to overwrite values in the kernel image, which are "rom" */
memcpy(rom_ptr(INITRD_PARM_START), &initrd_offset, 8);
memcpy(rom_ptr(INITRD_PARM_SIZE), &initrd_size, 8);
}
if (kernel_cmdline) {
cpu_physical_memory_write(KERN_PARM_AREA, kernel_cmdline,
strlen(kernel_cmdline) + 1);
/* we have to overwrite values in the kernel image, which are "rom" */
memcpy(rom_ptr(KERN_PARM_AREA), kernel_cmdline,
strlen(kernel_cmdline) + 1);
}
/* Create VirtIO network adapters */

0
target-s390x/helpers.h → target-s390x/helper.h
View file

2
target-s390x/op_helper.c
View file

@ -21,7 +21,7 @@
#include "cpu.h"
#include "dyngen-exec.h"
#include "host-utils.h"
#include "helpers.h"
#include "helper.h"
#include <string.h>
#include "kvm.h"
#include "qemu-timer.h"

4
target-s390x/translate.c
View file

@ -38,9 +38,9 @@
static TCGv_ptr cpu_env;
#include "gen-icount.h"
#include "helpers.h"
#include "helper.h"
#define GEN_HELPER 1
#include "helpers.h"
#include "helper.h"
typedef struct DisasContext DisasContext;
struct DisasContext {