KolibriOS/kolibrios
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fixed ASSERT conditions

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git-svn-id: svn://kolibrios.org@862 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2008-09-12 10:56:47 +00:00
parent f806f6b7f8
commit d08f862229
7 changed files with 112 additions and 60 deletions
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92
kernel/branches/kolibri_pe/core/heap.c
View File

@ -49,8 +49,8 @@ int __fastcall init_heap(addr_t base, size_t size)
ASSERT(base != 0);
ASSERT(size != 0)
ASSERT(base & 0x3FFFFF == 0);
ASSERT(size & 0x3FFFFF == 0);
ASSERT((base & 0x3FFFFF) == 0);
ASSERT((size & 0x3FFFFF) == 0);
for (i = 0; i < 32; i++)
{
@ -84,18 +84,36 @@ md_t* __fastcall find_large_md(size_t size)
count_t idx0;
u32_t mask;
ASSERT(size & 0x3FFFFF == 0);
ASSERT((size & 0x3FFFFF) == 0);
idx0 = (size>>22) - 1 < 32 ? (size>>22) - 1 : 31;
mask = lheap.availmask & ( -1<<idx0 );
if(mask)
{
idx0 = _bsf(mask);
if(idx0 == 31)
{
md_t *tmp = (md_t*)lheap.list[31].next;
while((link_t*)tmp != &lheap.list[31])
{
if(tmp->size >= size)
{
DBG("remove large tmp %x\n", tmp);
ASSERT( !list_empty(&lheap.list[idx0]))
md = tmp;
break;
};
};
tmp = (md_t*)tmp->link.next;
}
else
{
idx0 = _bsf(mask);
md = (md_t*)lheap.list[idx0].next;
ASSERT( !list_empty(&lheap.list[idx0]))
md = (md_t*)lheap.list[idx0].next;
};
}
else
return NULL;
@ -137,44 +155,53 @@ md_t* __fastcall find_small_md(size_t size)
count_t idx0;
u32_t mask;
ASSERT(size & 0xFFF == 0);
ASSERT((size & 0xFFF) == 0);
efl = safe_cli();
idx0 = (size>>12) - 1 < 32 ? (size>>12) - 1 : 31;
mask = sheap.availmask & ( -1<<idx0 );
//printf("smask %x size %x idx0 %x mask %x\n",sheap.availmask, size, idx0, mask);
DBG("smask %x size %x idx0 %x mask %x\n",sheap.availmask, size, idx0, mask);
if(mask)
{
md_t *tmp;
idx0 = _bsf(mask);
ASSERT( !list_empty(&sheap.list[idx0]))
tmp = (md_t*)sheap.list[idx0].next;
while((link_t*)tmp != &sheap.list[idx0])
if(idx0 == 31)
{
if(tmp->size >= size)
{
//printf("remove tmp %x\n", tmp);
list_remove((link_t*)tmp);
if(list_empty(&sheap.list[idx0]))
_reset_smask(idx0);
md = tmp;
break;
};
tmp = (md_t*)tmp->link.next;
};
md_t *tmp = (md_t*)sheap.list[31].next;
while((link_t*)tmp != &sheap.list[31])
{
if(tmp->size >= size)
{
md = tmp;
break;
};
tmp = (md_t*)tmp->link.next;
};
}
else
{
idx0 = _bsf(mask);
ASSERT( !list_empty(&sheap.list[idx0]))
md = (md_t*)sheap.list[idx0].next;
}
};
if( !md)
if(md)
{
DBG("remove md %x\n", md);
list_remove((link_t*)md);
if(list_empty(&sheap.list[idx0]))
_reset_smask(idx0);
}
else
{
md_t *lmd;
lmd = find_large_md((size+0x3FFFFF)&~0x3FFFFF);
DBG("get large md %x\n", lmd);
if( !lmd)
{
safe_sti(efl);
@ -208,7 +235,7 @@ md_t* __fastcall find_small_md(size_t size)
idx1 = (md->size>>12) - 1 < 32 ? (md->size>>12) - 1 : 31;
//printf("insert md %x, base %x size %x idx %x\n", md,md->base, md->size,idx1);
DBG("insert md %x, base %x size %x idx %x\n", md,md->base, md->size,idx1);
if( idx1 < 31)
list_prepend(&md->link, &sheap.list[idx1]);
@ -302,7 +329,7 @@ void* __fastcall mem_alloc(size_t size, u32_t flags)
if( md )
{
phm = phis_alloc(size>>12);
map_phm(md->base, phm, flags);
map_phm(md->base , phm, flags);
return (void*)md->base;
}
return NULL;
@ -319,7 +346,8 @@ void* __stdcall alloc_kernel_space(size_t size)
md = find_small_md(size);
// printf("alloc_kernel_space: %x size %x\n\n",md->base, size);
DBG("alloc_kernel_space: %x size %x\n\n",md->base, size);
if( md )
return (void*)md->base;
return NULL;

36
kernel/branches/kolibri_pe/core/init.c
View File

@ -24,11 +24,11 @@ void init()
u32_t last_page = 0;
if (CHECK_FLAG (boot_mbi->flags, 1))
printf ("boot_device = 0x%x\n", (unsigned) boot_mbi->boot_device);
DBG ("boot_device = 0x%x\n", (unsigned) boot_mbi->boot_device);
/* Is the command line passed? */
if (CHECK_FLAG (boot_mbi->flags, 2))
printf ("cmdline = %s\n", (char *) boot_mbi->cmdline);
DBG ("cmdline = %s\n", (char *) boot_mbi->cmdline);
/* Are mods_* valid? */
if (CHECK_FLAG (boot_mbi->flags, 3))
@ -36,14 +36,14 @@ void init()
module_t *mod;
int i;
// printf ("mods_count = %d, mods_addr = 0x%x\n",
// (u32_t) boot_mbi->mods_count, (u32_t) boot_mbi->mods_addr);
DBG ("mods_count = %d, mods_addr = 0x%x\n",
(u32_t) boot_mbi->mods_count, (u32_t) boot_mbi->mods_addr);
for (i = 0, mod = (module_t *) boot_mbi->mods_addr;
i < boot_mbi->mods_count;i++, mod++)
{
pg_balloc = mod->mod_end;
// printf (" mod_start = 0x%x, mod_end = 0x%x, string = %s\n",
// (u32_t) mod->mod_start,(u32_t) mod->mod_end, (char *) mod->string);
DBG (" mod_start = 0x%x, mod_end = 0x%x, string = %s\n",
(u32_t) mod->mod_start,(u32_t) mod->mod_end, (char *) mod->string);
};
mod--;
rd_base = mod->mod_start+OS_BASE;
@ -59,8 +59,8 @@ void init()
memory_map_t *mmap;
u32_t page;
// printf ("mmap_addr = 0x%x, mmap_length = 0x%x\n",
// (unsigned) boot_mbi->mmap_addr, (unsigned) boot_mbi->mmap_length);
DBG("mmap_addr = 0x%x, mmap_length = 0x%x\n",
(unsigned) boot_mbi->mmap_addr, (unsigned) boot_mbi->mmap_length);
for (mmap = (memory_map_t *) boot_mbi->mmap_addr;
(u32_t) mmap < boot_mbi->mmap_addr + boot_mbi->mmap_length;
@ -68,16 +68,16 @@ void init()
+ mmap->size + sizeof (mmap->size)))
{
u32_t page;
/*
printf (" size = 0x%x, base_addr = 0x%x%x,"
" length = 0x%x%x, type = 0x%x\n",
(unsigned) mmap->size,
(unsigned) mmap->base_addr_high,
(unsigned) mmap->base_addr_low,
(unsigned) mmap->length_high,
(unsigned) mmap->length_low,
(unsigned) mmap->type);
*/
DBG (" size = 0x%x, base_addr = 0x%x%x,"
" length = 0x%x%x, type = 0x%x\n",
(unsigned) mmap->size,
(unsigned) mmap->base_addr_high,
(unsigned) mmap->base_addr_low,
(unsigned) mmap->length_high,
(unsigned) mmap->length_low,
(unsigned) mmap->type);
if( mmap->type != 1)
continue;
page = (mmap->base_addr_low+mmap->length_low)&(~4095);

5
kernel/branches/kolibri_pe/core/memory.inc
View File

@ -461,17 +461,16 @@ proc page_fault_handler
jmp .fail
align 4
.kernel_heap:
shr ebx, 22
mov edx, [master_tab + ebx*4]
test edx, PG_MAP
jz .check_ptab ;òàáëèöà ñòðàíèö íå ñîçäàíà
jmp .fail
jmp .exit
.check_ptab:
mov edx, [_sys_pdbr + ebx*4]

12
kernel/branches/kolibri_pe/core/mm.c
View File

@ -55,10 +55,10 @@ void init_mm()
size_t core_size;
pages = mem_amount >> FRAME_WIDTH;
// printf("last page = %x total pages = %x\n",mem_amount, pages);
DBG("last page = %x total pages = %x\n",mem_amount, pages);
conf_size = pages*sizeof(frame_t);
// printf("conf_size = %x free mem start =%x\n",conf_size, pg_balloc);
DBG("conf_size = %x free mem start =%x\n",conf_size, pg_balloc);
zone_create(&z_core, 0, pages);
@ -153,7 +153,7 @@ static void zone_reserve(zone_t *z, pfn_t base, count_t count)
if(top > z->base+z->count)
top = z->base+z->count;
// printf("zone reserve base %x top %x\n", base, top);
DBG("zone reserve base %x top %x\n", base, top);
for (i = base; i < top; i++)
zone_mark_unavailable(z, i - z->base);
@ -174,7 +174,7 @@ static void zone_release(zone_t *z, pfn_t base, count_t count)
if(top > z->base+z->count)
top = z->base+z->count;
// printf("zone release base %x top %x\n", base, top);
DBG("zone release base %x top %x\n", base, top);
for (i = base; i < top; i++) {
z->frames[i-z->base].refcount = 0;
@ -587,7 +587,7 @@ addr_t alloc_page() //obsolete
spinlock_unlock(&z_core.lock);
safe_sti(efl);
//printf("alloc_page: %x\n", v << FRAME_WIDTH);
DBG("alloc_page: %x\n", v << FRAME_WIDTH);
restore_edx(edx);
return (v << FRAME_WIDTH);
@ -608,7 +608,7 @@ addr_t __stdcall alloc_pages(count_t count) //obsolete
spinlock_unlock(&z_core.lock);
safe_sti(efl);
//printf("alloc_pages: %x count %x\n", v << FRAME_WIDTH, count);
DBG("alloc_pages: %x count %x\n", v << FRAME_WIDTH, count);
restore_edx(edx);

7
kernel/branches/kolibri_pe/include/core.h
View File

@ -18,11 +18,18 @@ extern void panic_printf(char *fmt, ...) __attribute__((noreturn));
if (!(expr)) { \
panic("assertion failed (%s), caller=%p\n", #expr, CALLER); \
}
#define DBG(format,...) printf(format,##__VA_ARGS__)
#else
# define panic(format, ...) \
panic_printf("Kernel panic: " format, ##__VA_ARGS__);
# define ASSERT(expr)
# define DBG(format,...)
#endif

3
kernel/branches/kolibri_pe/kernel.asm
View File

@ -2321,6 +2321,7 @@ nosb1:
cmp ebx,2 ; SET PIXEL
jnz nosb2
mov ebx, [mem_BACKGROUND]
add ebx, 4095
and ebx, -4096
@ -2486,6 +2487,7 @@ nogb1:
cmp eax,2 ; PIXEL
jnz nogb2
mov ecx, [mem_BACKGROUND]
add ecx, 4095
and ecx, -4096
@ -2500,6 +2502,7 @@ nogb1:
mov [esp+36],eax
@@:
ret
nogb2:
cmp eax,4 ; TILED / STRETCHED

17
kernel/branches/kolibri_pe/makefile
View File

@ -26,7 +26,22 @@ PE_SRC:= \
spinlock.c \
boot/boot.asm \
boot/start.asm
#include <types.h>
#include <core.h>
#include <spinlock.h>
#include <link.h>
#include <mm.h>
#include <slab.h>
H_SRC:= \
include/types.h \
include/atomic.h \
include/spinlock.h \
include/link.h \
include/core.h \
include/mm.h \
include/slab.h
PE_OBJS = $(patsubst %.s, bin/%.obj, $(patsubst %.asm, bin/%.obj,\
$(patsubst %.c, bin/%.obj, $(PE_SRC))))
@ -40,7 +55,7 @@ kernel.gz :kernel.mnt
kernel.mnt: kernel.obj $(PE_OBJS) Makefile ld.x
ld $(LDFLAGS) -T ld.x -o $@ kernel.obj $(PE_OBJS)
bin/%.obj : core/%.c Makefile
bin/%.obj : core/%.c $(H_SRC) Makefile
$(CC) $(CFLAGS) -o $@ $<
bin/%.obj: %.asm