diff options
Diffstat (limited to 'pc-bios/bios.diff')
| -rw-r--r-- | pc-bios/bios.diff | 75 |
1 files changed, 35 insertions, 40 deletions
diff --git a/pc-bios/bios.diff b/pc-bios/bios.diff index 660d6d3347..16b9887710 100644 --- a/pc-bios/bios.diff +++ b/pc-bios/bios.diff @@ -1,32 +1,10 @@ -Index: rombios.c -=================================================================== -RCS file: /cvsroot/bochs/bochs/bios/rombios.c,v -retrieving revision 1.174 -diff -u -w -r1.174 rombios.c ---- rombios.c 17 Oct 2006 16:48:05 -0000 1.174 -+++ rombios.c 8 Feb 2007 21:57:48 -0000 -@@ -9472,6 +9472,14 @@ - mov eax, #0x00040000 - call eax - -+ ;; reset the memory (some boot loaders such as syslinux suppose -+ ;; that the memory is set to zero) -+ mov edi, #0x00040000 -+ mov ecx, #0x40000 / 4 -+ xor eax, eax -+ rep -+ stosd -+ - ;; return to 16 bit protected mode first - db 0xea - dd rombios32_10 Index: rombios.h =================================================================== RCS file: /cvsroot/bochs/bochs/bios/rombios.h,v -retrieving revision 1.3 -diff -u -w -r1.3 rombios.h ---- rombios.h 3 Oct 2006 20:27:30 -0000 1.3 -+++ rombios.h 8 Feb 2007 21:57:48 -0000 +retrieving revision 1.6 +diff -u -d -p -r1.6 rombios.h +--- rombios.h 26 Jan 2008 09:15:27 -0000 1.6 ++++ rombios.h 28 Mar 2008 10:22:04 -0000 @@ -19,7 +19,7 @@ // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA @@ -39,19 +17,36 @@ diff -u -w -r1.3 rombios.h Index: rombios32.c =================================================================== RCS file: /cvsroot/bochs/bochs/bios/rombios32.c,v -retrieving revision 1.8 -diff -u -w -r1.8 rombios32.c ---- rombios32.c 3 Oct 2006 20:27:30 -0000 1.8 -+++ rombios32.c 8 Feb 2007 21:57:48 -0000 -@@ -852,6 +852,11 @@ - int ioapic_id, i, len; - int mp_config_table_size; +retrieving revision 1.24 +diff -u -d -p -r1.24 rombios32.c +--- rombios32.c 6 Mar 2008 20:18:20 -0000 1.24 ++++ rombios32.c 28 Mar 2008 10:22:04 -0000 +@@ -477,7 +477,12 @@ void smp_probe(void) + sipi_vector = AP_BOOT_ADDR >> 12; + writel(APIC_BASE + APIC_ICR_LOW, 0x000C4600 | sipi_vector); -+#ifdef BX_QEMU -+ if (smp_cpus <= 1) -+ return; ++#ifndef BX_QEMU + delay_ms(10); ++#else ++ while (cmos_readb(0x5f) + 1 != readw((void *)CPU_COUNT_ADDR)) ++ ; +#endif -+ - #ifdef BX_USE_EBDA_TABLES - mp_config_table = (uint8_t *)(ram_size - ACPI_DATA_SIZE - MPTABLE_MAX_SIZE); - #else + + smp_cpus = readw((void *)CPU_COUNT_ADDR); + } +Index: rombios32start.S +=================================================================== +RCS file: /cvsroot/bochs/bochs/bios/rombios32start.S,v +retrieving revision 1.4 +diff -u -d -p -r1.4 rombios32start.S +--- rombios32start.S 26 Jan 2008 09:15:27 -0000 1.4 ++++ rombios32start.S 28 Mar 2008 10:22:04 -0000 +@@ -42,7 +42,7 @@ _start: + smp_ap_boot_code_start: + xor %ax, %ax + mov %ax, %ds +- incw CPU_COUNT_ADDR ++ lock incw CPU_COUNT_ADDR + 1: + hlt + jmp 1b |