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authorbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2003-07-01 16:27:45 +0000
committerbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2003-07-01 16:27:45 +0000
commit7916e2245d71aff10b48aab0ebdc754550c89539 (patch)
treed9f2b288b26d32dcfea5781e19544eb34c03c1e9
parentabd0aaff03fd97f2330423754546605ee918c8b2 (diff)
downloadqemu-7916e2245d71aff10b48aab0ebdc754550c89539.tar.gz
allow up to 256 MB of ram
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@307 c046a42c-6fe2-441c-8c8c-71466251a162
-rw-r--r--i386-vl.ld2
-rw-r--r--vl.c11
2 files changed, 10 insertions, 3 deletions
diff --git a/i386-vl.ld b/i386-vl.ld
index e666ed83f8..428fe83e12 100644
--- a/i386-vl.ld
+++ b/i386-vl.ld
@@ -8,7 +8,7 @@ ENTRY(_start)
SECTIONS
{
/* Read-only sections, merged into text segment: */
- . = 0xa0000000 + SIZEOF_HEADERS;
+ . = 0xa8000000 + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
diff --git a/vl.c b/vl.c
index 885958b16e..1596f61a94 100644
--- a/vl.c
+++ b/vl.c
@@ -56,7 +56,9 @@
//#define DEBUG_UNUSED_IOPORT
//#define DEBUG_IRQ_LATENCY
-#define PHYS_RAM_BASE 0xa8000000
+#define PHYS_RAM_BASE 0xac000000
+#define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024)
+
#define KERNEL_LOAD_ADDR 0x00100000
#define INITRD_LOAD_ADDR 0x00400000
#define KERNEL_PARAMS_ADDR 0x00090000
@@ -2640,6 +2642,11 @@ int main(int argc, char **argv)
phys_ram_size = atoi(optarg) * 1024 * 1024;
if (phys_ram_size <= 0)
help();
+ if (phys_ram_size > PHYS_RAM_MAX_SIZE) {
+ fprintf(stderr, "vl: at most %d MB RAM can be simulated\n",
+ PHYS_RAM_MAX_SIZE / (1024 * 1024));
+ exit(1);
+ }
break;
case 'd':
loglevel = 1;
@@ -2734,7 +2741,7 @@ int main(int argc, char **argv)
params->mount_root_rdonly = 0;
params->cl_magic = 0xA33F;
params->cl_offset = params->commandline - (uint8_t *)params;
- params->ext_mem_k = (phys_ram_size / 1024) - 1024;
+ params->alt_mem_k = (phys_ram_size / 1024) - 1024;
for(i = optind + 1; i < argc; i++) {
if (i != optind + 1)
pstrcat(params->commandline, sizeof(params->commandline), " ");