diff options
Diffstat (limited to 'pc-bios')
| -rw-r--r-- | pc-bios/bios.bin | bin | 131072 -> 131072 bytes | |||
| -rw-r--r-- | pc-bios/bios.diff | 241 |
2 files changed, 46 insertions, 195 deletions
diff --git a/pc-bios/bios.bin b/pc-bios/bios.bin Binary files differindex 1af4a4f0e5..0161bde0f0 100644 --- a/pc-bios/bios.bin +++ b/pc-bios/bios.bin diff --git a/pc-bios/bios.diff b/pc-bios/bios.diff index 0bb1d345c9..c355befc9d 100644 --- a/pc-bios/bios.diff +++ b/pc-bios/bios.diff @@ -1,83 +1,10 @@ -Index: BIOS-bochs-latest -=================================================================== -RCS file: /cvsroot/bochs/bochs/bios/BIOS-bochs-latest,v -retrieving revision 1.133 -diff -u -w -r1.133 BIOS-bochs-latest -Binary files /tmp/cvsrjjP5I and BIOS-bochs-latest differ -Index: rombios.c -=================================================================== -RCS file: /cvsroot/bochs/bochs/bios/rombios.c,v -retrieving revision 1.170 -diff -u -w -r1.170 rombios.c ---- rombios.c 30 Sep 2006 11:22:53 -0000 1.170 -+++ rombios.c 1 Oct 2006 16:03:53 -0000 -@@ -4115,7 +4115,7 @@ - case 3: - set_e820_range(ES, regs.u.r16.di, - 0x00100000L, -- extended_memory_size - 0x10000L, 1); -+ extended_memory_size - ACPI_DATA_SIZE, 1); - regs.u.r32.ebx = 4; - regs.u.r32.eax = 0x534D4150; - regs.u.r32.ecx = 0x14; -@@ -4124,7 +4124,7 @@ - break; - case 4: - set_e820_range(ES, regs.u.r16.di, -- extended_memory_size - 0x10000L, -+ extended_memory_size - ACPI_DATA_SIZE, - extended_memory_size, 3); // ACPI RAM - regs.u.r32.ebx = 5; - regs.u.r32.eax = 0x534D4150; -@@ -8723,7 +8723,7 @@ - - .align 16 - bios32_entry_point: -- pushf -+ pushfd - cmp eax, #0x49435024 ;; "$PCI" - jne unknown_service - mov eax, #0x80000000 -@@ -8750,12 +8750,12 @@ - #ifdef BX_QEMU - and dword ptr[esp+8],0xfffffffc ;; reset CS.RPL for kqemu - #endif -- popf -+ popfd - retf - - .align 16 - pcibios_protected: -- pushf -+ pushfd - cli - push esi - push edi -@@ -8864,7 +8864,7 @@ - #ifdef BX_QEMU - and dword ptr[esp+8],0xfffffffc ;; reset CS.RPL for kqemu - #endif -- popf -+ popfd - stc - retf - pci_pro_ok: -@@ -8874,7 +8874,7 @@ - #ifdef BX_QEMU - and dword ptr[esp+8],0xfffffffc ;; reset CS.RPL for kqemu - #endif -- popf -+ popfd - clc - retf - Index: rombios.h =================================================================== RCS file: /cvsroot/bochs/bochs/bios/rombios.h,v -retrieving revision 1.1 -diff -u -w -r1.1 rombios.h ---- rombios.h 30 Sep 2006 11:22:53 -0000 1.1 -+++ rombios.h 1 Oct 2006 16:03:54 -0000 +retrieving revision 1.2 +diff -u -w -r1.2 rombios.h +--- rombios.h 1 Oct 2006 16:39:18 -0000 1.2 ++++ rombios.h 2 Oct 2006 18:31:41 -0000 @@ -19,7 +19,7 @@ // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA @@ -87,132 +14,56 @@ diff -u -w -r1.1 rombios.h #define BX_ROMBIOS32 1 #define DEBUG_ROMBIOS 0 -@@ -48,3 +48,7 @@ - #endif - #define BX_INFO(format, p...) bios_printf(BIOS_PRINTF_INFO, format, ##p) - #define BX_PANIC(format, p...) bios_printf(BIOS_PRINTF_DEBHALT, format, ##p) -+ -+#define ACPI_DATA_SIZE 0x00010000L -+#define PM_IO_BASE 0xb000 -+#define CPU_COUNT_ADDR 0xf000 Index: rombios32.c =================================================================== RCS file: /cvsroot/bochs/bochs/bios/rombios32.c,v -retrieving revision 1.4 -diff -u -w -r1.4 rombios32.c ---- rombios32.c 30 Sep 2006 11:22:53 -0000 1.4 -+++ rombios32.c 1 Oct 2006 16:03:54 -0000 -@@ -55,13 +55,10 @@ +retrieving revision 1.6 +diff -u -w -r1.6 rombios32.c +--- rombios32.c 2 Oct 2006 06:29:37 -0000 1.6 ++++ rombios32.c 2 Oct 2006 18:31:41 -0000 +@@ -45,6 +45,8 @@ + : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) \ + : "0" (index)) - #define APIC_ENABLED 0x0100 ++#define wbinvd() asm volatile("wbinvd") ++ + #define CPUID_APIC (1 << 9) --#define CPU_COUNT_ADDR 0xf000 - #define AP_BOOT_ADDR 0x10000 + #define APIC_BASE ((uint8_t *)0xfee00000) +@@ -591,6 +593,7 @@ + PCIDevice *d = &i440_pcidev; + int v; - #define MPTABLE_MAX_SIZE 0x00002000 --#define ACPI_DATA_SIZE 0x00010000 - #define SMI_CMD_IO_ADDR 0xb2 --#define PM_IO_BASE 0xb000 ++ wbinvd(); + v = pci_config_readb(d, 0x59); + v = (v & 0x0f) | (0x10); + pci_config_writeb(d, 0x59, v); +@@ -645,7 +648,7 @@ + outb(0xb3, 0x01); - #define BIOS_TMP_STORAGE 0x00030000 /* 64 KB used to copy the BIOS to shadow RAM */ + /* raise an SMI interrupt */ +- outb(0xb2, 0x01); ++ outb(0xb2, 0x00); -@@ -354,12 +351,14 @@ + /* wait until SMM code executed */ + while (inb(0xb3) != 0x00); +@@ -656,6 +659,7 @@ + /* copy the SMM code */ + memcpy((void *)0xa8000, &smm_code_start, + &smm_code_end - &smm_code_start); ++ wbinvd(); + + /* close the SMM memory window and enable normal SMM */ + pci_config_writeb(&i440_pcidev, 0x72, 0x02 | 0x08); +@@ -848,6 +852,11 @@ + int ioapic_id, i, len; + int mp_config_table_size; - void delay_ms(int n) - { -- int i, j, r1, r2; -+ int i, j; - for(i = 0; i < n; i++) { --#if BX_QEMU +#ifdef BX_QEMU - /* approximative ! */ - for(j = 0; j < 1000000; j++); - #else -+ { -+ int r1, r2; - j = 66; - r1 = inb(0x61) & 0x10; - do { -@@ -369,6 +368,7 @@ - r1 = r2; - } - } while (j > 0); -+ } - #endif - } - } -Index: rombios32start.S -=================================================================== -RCS file: /cvsroot/bochs/bochs/bios/rombios32start.S,v -retrieving revision 1.1 -diff -u -w -r1.1 rombios32start.S ---- rombios32start.S 28 Sep 2006 18:56:20 -0000 1.1 -+++ rombios32start.S 1 Oct 2006 16:03:54 -0000 -@@ -1,3 +1,25 @@ -+///////////////////////////////////////////////////////////////////////// -+// $Id: bios.diff,v 1.15 2006-10-01 16:08:15 bellard Exp $ -+///////////////////////////////////////////////////////////////////////// -+// -+// 32 bit Bochs BIOS init code -+// Copyright (C) 2006 Fabrice Bellard -+// -+// This library is free software; you can redistribute it and/or -+// modify it under the terms of the GNU Lesser General Public -+// License as published by the Free Software Foundation; either -+// version 2 of the License, or (at your option) any later version. -+// -+// This library is distributed in the hope that it will be useful, -+// but WITHOUT ANY WARRANTY; without even the implied warranty of -+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+// Lesser General Public License for more details. -+// -+// You should have received a copy of the GNU Lesser General Public -+// License along with this library; if not, write to the Free Software -+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA -+#include "rombios.h" ++ if (smp_cpus <= 1) ++ return; ++#endif + - .globl _start - .globl smp_ap_boot_code_start - .globl smp_ap_boot_code_end -@@ -6,8 +28,6 @@ - .global smm_code_start - .global smm_code_end - --#define PM_IO_BASE 0xb000 -- - _start: - /* clear bss section */ - xor %eax, %eax -@@ -18,13 +38,11 @@ - - jmp rombios32_init - --#define CPU_COUNT 0xf000 -- - .code16 - smp_ap_boot_code_start: - xor %ax, %ax - mov %ax, %ds -- incw CPU_COUNT -+ incw CPU_COUNT_ADDR - 1: - hlt - jmp 1b -@@ -33,7 +51,7 @@ - /* code to relocate SMBASE to 0xa0000 */ - smm_relocation_start: - mov $0x38000 + 0x7efc, %ebx -- mov (%ebx), %al /* revision ID to see if x86_64 or x86 */ -+ addr32 mov (%ebx), %al /* revision ID to see if x86_64 or x86 */ - cmp $0x64, %al - je 1f - mov $0x38000 + 0x7ef8, %ebx -@@ -42,7 +60,7 @@ - mov $0x38000 + 0x7f00, %ebx - 2: - movl $0xa0000, %eax -- movl %eax, (%ebx) -+ addr32 movl %eax, (%ebx) - rsm - smm_relocation_end: - + #ifdef BX_USE_EBDA_TABLES + mp_config_table = (uint8_t *)(ram_size - ACPI_DATA_SIZE - MPTABLE_MAX_SIZE); + #else |