sysadmin/ipxe
1
0
Fork 0
mirror of https://github.com/ipxe/ipxe synced 2026-02-28 03:11:18 +03:00
Code Issues Packages Projects Releases Wiki Activity

All the icky stuff is now taken care of by librm_arch_initialise

Browse Source
This commit is contained in:
Michael Brown
2005-04-10 18:21:27 +00:00
parent d189b84536
commit 39cb1b4f9e
1 changed files with 2 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
src/arch/i386/core/hooks.c
View File

@@ -2,11 +2,10 @@
#include "stddef.h" #include "stddef.h"
#include "registers.h" #include "registers.h"
#include "string.h" #include "string.h"
#include "hooks.h"
#include "init.h" #include "init.h"
#include "main.h" #include "main.h"
#include "relocate.h"
#include "etherboot.h" #include "etherboot.h"
#include "hooks.h"
/* Symbols defined by the linker */ /* Symbols defined by the linker */
extern char _bss[], _ebss[]; extern char _bss[], _ebss[];
@@ -19,15 +18,9 @@ extern char _bss[], _ebss[];
/* /*
* arch_initialise(): perform any required initialisation such as * arch_initialise(): perform any required initialisation such as
* setting up the console device and relocating to high memory. Note * setting up the console device and relocating to high memory.
* that if we relocate to high memory and the prefix is in base
* memory, then we will need to install a copy of librm in base
* memory. librm's reset function takes care of this.
* *
*/ */
#include "librm.h"
void arch_initialise ( struct i386_all_regs *regs __unused ) { void arch_initialise ( struct i386_all_regs *regs __unused ) {
/* Zero the BSS */ /* Zero the BSS */
memset ( _bss, 0, _ebss - _bss ); memset ( _bss, 0, _ebss - _bss );
@@ -35,27 +28,6 @@ void arch_initialise ( struct i386_all_regs *regs __unused ) {
/* Call all registered initialisation functions. /* Call all registered initialisation functions.
*/ */
call_init_fns (); call_init_fns ();
/* Relocate to high memory. (This is a no-op under
* -DKEEP_IT_REAL.)
*/
relocate();
/* Call all registered reset functions. Note that if librm is
* included, it is the reset function that will install a
* fresh copy of librm in base memory. It follows from this
* that (a) librm must be first in the reset list and (b) you
* cannot call console output functions between relocate() and
* call_reset_fns(), because real-mode calls will crash the
* machine.
*/
call_reset_fns();
printf ( "init finished\n" );
regs->es = virt_to_phys ( installed_librm ) >> 4;
__asm__ ( "xchgw %bx, %bx" );
} }
/* /*