mirror of
https://github.com/xemu-project/xemu.git
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1193610e5d
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2403 c046a42c-6fe2-441c-8c8c-71466251a162
58 lines
1.6 KiB
Diff
58 lines
1.6 KiB
Diff
Index: rombios.c
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===================================================================
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RCS file: /cvsroot/bochs/bochs/bios/rombios.c,v
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retrieving revision 1.174
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diff -u -w -r1.174 rombios.c
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--- rombios.c 17 Oct 2006 16:48:05 -0000 1.174
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+++ rombios.c 8 Feb 2007 21:57:48 -0000
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@@ -9472,6 +9472,14 @@
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mov eax, #0x00040000
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call eax
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+ ;; reset the memory (some boot loaders such as syslinux suppose
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+ ;; that the memory is set to zero)
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+ mov edi, #0x00040000
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+ mov ecx, #0x40000 / 4
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+ xor eax, eax
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+ rep
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+ stosd
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+
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;; return to 16 bit protected mode first
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db 0xea
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dd rombios32_10
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Index: rombios.h
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===================================================================
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RCS file: /cvsroot/bochs/bochs/bios/rombios.h,v
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retrieving revision 1.3
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diff -u -w -r1.3 rombios.h
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--- rombios.h 3 Oct 2006 20:27:30 -0000 1.3
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+++ rombios.h 8 Feb 2007 21:57:48 -0000
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@@ -19,7 +19,7 @@
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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/* define it to include QEMU specific code */
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-//#define BX_QEMU
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+#define BX_QEMU
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#ifndef LEGACY
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# define BX_ROMBIOS32 1
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Index: rombios32.c
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===================================================================
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RCS file: /cvsroot/bochs/bochs/bios/rombios32.c,v
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retrieving revision 1.8
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diff -u -w -r1.8 rombios32.c
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--- rombios32.c 3 Oct 2006 20:27:30 -0000 1.8
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+++ rombios32.c 8 Feb 2007 21:57:48 -0000
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@@ -852,6 +852,11 @@
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int ioapic_id, i, len;
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int mp_config_table_size;
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+#ifdef BX_QEMU
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+ if (smp_cpus <= 1)
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+ return;
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+#endif
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+
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#ifdef BX_USE_EBDA_TABLES
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mp_config_table = (uint8_t *)(ram_size - ACPI_DATA_SIZE - MPTABLE_MAX_SIZE);
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#else
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