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Make PCI init in i386-qemu port more robust.

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-04-29 15:09:39 +02:00
parent dc5a311a1e
commit 96f33fed86
9 changed files with 299 additions and 69 deletions
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22
grub-core/kern/i386/coreboot/init.c
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@ -1,6 +1,6 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2002,2003,2004,2005,2006,2007,2008,2009 Free Software Foundation, Inc.
* Copyright (C) 2002,2003,2004,2005,2006,2007,2008,2009,2013 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -34,9 +34,6 @@
#include <grub/cpu/io.h>
#include <grub/cpu/floppy.h>
#include <grub/cpu/tsc.h>
#ifdef GRUB_MACHINE_QEMU
#include <grub/machine/kernel.h>
#endif
extern grub_uint8_t _start[];
extern grub_uint8_t _end[];
@ -51,12 +48,8 @@ grub_exit (void)
grub_cpu_idle ();
}
#ifdef GRUB_MACHINE_QEMU
grub_addr_t grub_modbase;
#else
grub_addr_t grub_modbase = GRUB_KERNEL_I386_COREBOOT_MODULES_ADDR;
static grub_uint64_t modend;
#endif
/* Helper for grub_machine_init. */
static int
@ -80,10 +73,8 @@ heap_init (grub_uint64_t addr, grub_uint64_t size, grub_memory_type_t type,
if (begin < GRUB_MEMORY_MACHINE_LOWER_SIZE)
begin = GRUB_MEMORY_MACHINE_LOWER_SIZE;
#ifndef GRUB_MACHINE_QEMU
if (modend && begin < modend)
begin = modend;
#endif
if (end <= begin)
return 0;
@ -96,18 +87,11 @@ heap_init (grub_uint64_t addr, grub_uint64_t size, grub_memory_type_t type,
void
grub_machine_init (void)
{
#ifdef GRUB_MACHINE_QEMU
grub_modbase = grub_core_entry_addr + (_edata - _start);
grub_qemu_init_cirrus ();
#endif
#ifndef GRUB_MACHINE_QEMU
modend = grub_modules_get_end ();
#endif
/* Initialize the console as early as possible. */
grub_vga_text_init ();
#if defined (GRUB_MACHINE_MULTIBOOT) || defined (GRUB_MACHINE_QEMU)
#ifdef GRUB_MACHINE_MULTIBOOT
grub_machine_mmap_init ();
#endif
grub_machine_mmap_iterate (heap_init, NULL);