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amd64 port (Jocelyn Mayer)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@762 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-04-26 19:44:02 +00:00
parent f658b4db79
commit 4f2ac23784
9 changed files with 55 additions and 198 deletions
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9
linux-user/mmap.c
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@ -152,6 +152,9 @@ long target_mmap(unsigned long start, unsigned long len, int prot,
int flags, int fd, unsigned long offset)
{
unsigned long ret, end, host_start, host_end, retaddr, host_offset, host_len;
#if defined(__alpha__) || defined(__sparc__) || defined(__x86_64__)
static unsigned long last_start = 0x40000000;
#endif
#ifdef DEBUG_MMAP
{
@ -190,8 +193,10 @@ long target_mmap(unsigned long start, unsigned long len, int prot,
if (!(flags & MAP_FIXED)) {
#if defined(__alpha__) || defined(__sparc__) || defined(__x86_64__)
/* tell the kenel to search at the same place as i386 */
if (host_start == 0)
host_start = 0x40000000;
if (host_start == 0) {
host_start = last_start;
last_start += HOST_PAGE_ALIGN(len);
}
#endif
if (host_page_size != real_host_page_size) {
/* NOTE: this code is only for debugging with '-p' option */