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Diffstat (limited to 'hw/mips_mipssim.c')
-rw-r--r--hw/mips_mipssim.c33
1 files changed, 20 insertions, 13 deletions
diff --git a/hw/mips_mipssim.c b/hw/mips_mipssim.c
index 11bad59700..08e4b0b018 100644
--- a/hw/mips_mipssim.c
+++ b/hw/mips_mipssim.c
@@ -40,6 +40,13 @@
#define VIRT_TO_PHYS_ADDEND (-((int64_t)(int32_t)0x80000000))
+static struct _loaderparams {
+ int ram_size;
+ const char *kernel_filename;
+ const char *kernel_cmdline;
+ const char *initrd_filename;
+} loaderparams;
+
static void load_kernel (CPUState *env)
{
int64_t entry, kernel_low, kernel_high;
@@ -47,7 +54,7 @@ static void load_kernel (CPUState *env)
long initrd_size;
ram_addr_t initrd_offset;
- kernel_size = load_elf(env->kernel_filename, VIRT_TO_PHYS_ADDEND,
+ kernel_size = load_elf(loaderparams.kernel_filename, VIRT_TO_PHYS_ADDEND,
&entry, &kernel_low, &kernel_high);
if (kernel_size >= 0) {
if ((entry & ~0x7fffffffULL) == 0x80000000)
@@ -55,29 +62,29 @@ static void load_kernel (CPUState *env)
env->PC[env->current_tc] = entry;
} else {
fprintf(stderr, "qemu: could not load kernel '%s'\n",
- env->kernel_filename);
+ loaderparams.kernel_filename);
exit(1);
}
/* load initrd */
initrd_size = 0;
initrd_offset = 0;
- if (env->initrd_filename) {
- initrd_size = get_image_size (env->initrd_filename);
+ if (loaderparams.initrd_filename) {
+ initrd_size = get_image_size (loaderparams.initrd_filename);
if (initrd_size > 0) {
initrd_offset = (kernel_high + ~TARGET_PAGE_MASK) & TARGET_PAGE_MASK;
- if (initrd_offset + initrd_size > env->ram_size) {
+ if (initrd_offset + initrd_size > loaderparams.ram_size) {
fprintf(stderr,
"qemu: memory too small for initial ram disk '%s'\n",
- env->initrd_filename);
+ loaderparams.initrd_filename);
exit(1);
}
- initrd_size = load_image(env->initrd_filename,
+ initrd_size = load_image(loaderparams.initrd_filename,
phys_ram_base + initrd_offset);
}
if (initrd_size == (target_ulong) -1) {
fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
- env->initrd_filename);
+ loaderparams.initrd_filename);
exit(1);
}
}
@@ -89,7 +96,7 @@ static void main_cpu_reset(void *opaque)
cpu_reset(env);
cpu_mips_register(env, NULL);
- if (env->kernel_filename)
+ if (loaderparams.kernel_filename)
load_kernel (env);
}
@@ -144,10 +151,10 @@ mips_mipssim_init (int ram_size, int vga_ram_size, const char *boot_device,
}
if (kernel_filename) {
- env->ram_size = ram_size;
- env->kernel_filename = kernel_filename;
- env->kernel_cmdline = kernel_cmdline;
- env->initrd_filename = initrd_filename;
+ loaderparams.ram_size = ram_size;
+ loaderparams.kernel_filename = kernel_filename;
+ loaderparams.kernel_cmdline = kernel_cmdline;
+ loaderparams.initrd_filename = initrd_filename;
load_kernel(env);
}