/kernel/trunk/arch/ia32/include/mm/as.h |
---|
42,4 → 42,6 |
#define as_install_arch(as) |
extern void as_arch_init(void); |
#endif |
/kernel/trunk/arch/ia32/Makefile.inc |
---|
110,6 → 110,7 |
arch/$(ARCH)/src/pm.c \ |
arch/$(ARCH)/src/userspace.c \ |
arch/$(ARCH)/src/cpu/cpu.c \ |
arch/$(ARCH)/src/mm/as.c \ |
arch/$(ARCH)/src/mm/frame.c \ |
arch/$(ARCH)/src/mm/memory_init.c \ |
arch/$(ARCH)/src/mm/page.c \ |
/kernel/trunk/arch/ia32/src/smp/smp.c |
---|
66,9 → 66,9 |
if (config.cpu_count > 1) { |
page_mapping_insert(AS_KERNEL, (__address) l_apic, (__address) l_apic, |
PAGE_NOT_CACHEABLE, 0); |
PAGE_NOT_CACHEABLE); |
page_mapping_insert(AS_KERNEL, (__address) io_apic, (__address) io_apic, |
PAGE_NOT_CACHEABLE, 0); |
PAGE_NOT_CACHEABLE); |
} |
/* |
/kernel/trunk/arch/ia32/src/mm/as.c |
---|
0,0 → 1,36 |
/* |
* Copyright (C) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
#include <arch/mm/as.h> |
#include <genarch/mm/as_pt.h> |
/** Architecture dependent address space init. */ |
void as_arch_init(void) |
{ |
as_operations = &as_pt_operations; |
} |
/kernel/trunk/arch/ia32/src/mm/page.c |
---|
42,32 → 42,24 |
#include <print.h> |
#include <interrupt.h> |
static __address bootstrap_dba; |
void page_arch_init(void) |
{ |
__address dba; |
__address cur; |
if (config.cpu_active == 1) { |
page_operations = &page_pt_operations; |
dba = frame_alloc(FRAME_KA | FRAME_PANIC, ONE_FRAME, NULL); |
memsetb(dba, PAGE_SIZE, 0); |
bootstrap_dba = dba; |
/* |
* PA2KA(identity) mapping for all frames until last_frame. |
*/ |
for (cur = 0; cur < last_frame; cur += FRAME_SIZE) |
page_mapping_insert(AS_KERNEL, PA2KA(cur), cur, PAGE_CACHEABLE, KA2PA(dba)); |
page_mapping_insert(AS_KERNEL, PA2KA(cur), cur, PAGE_CACHEABLE); |
exc_register(14, "page_fault", page_fault); |
write_cr3(KA2PA(dba)); |
write_cr3((__address) AS_KERNEL->page_table); |
} |
else { |
write_cr3(KA2PA(bootstrap_dba)); |
write_cr3((__address) AS_KERNEL->page_table); |
} |
paging_on(); |
/kernel/trunk/arch/ia32/src/drivers/ega.c |
---|
59,7 → 59,7 |
{ |
__u8 hi, lo; |
page_mapping_insert(AS_KERNEL, PA2KA(VIDEORAM), VIDEORAM, PAGE_NOT_CACHEABLE, 0); |
page_mapping_insert(AS_KERNEL, PA2KA(VIDEORAM), VIDEORAM, PAGE_NOT_CACHEABLE); |
outb(0x3d4,0xe); |
hi = inb(0x3d5); |
outb(0x3d4,0xf); |