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Ignore whitespace Rev 3098 → Rev 3104

/trunk/kernel/test/mm/falloc2.c
55,7 → 55,7
uint8_t val = THREAD->tid % THREADS;
index_t k;
uintptr_t * frames = (uintptr_t *) malloc(MAX_FRAMES * sizeof(uintptr_t), FRAME_ATOMIC);
void **frames = (void **) malloc(MAX_FRAMES * sizeof(void *), FRAME_ATOMIC);
if (frames == NULL) {
if (!sh_quiet)
printf("Thread #%" PRIu64 " (cpu%u): Unable to allocate frames\n", THREAD->tid, CPU->id);
73,7 → 73,7
allocated = 0;
for (i = 0; i < (MAX_FRAMES >> order); i++) {
frames[allocated] = (uintptr_t)frame_alloc(order, FRAME_ATOMIC | FRAME_KA);
frames[allocated] = frame_alloc(order, FRAME_ATOMIC | FRAME_KA);
if (frames[allocated]) {
memsetb(frames[allocated], FRAME_SIZE << order, val);
allocated++;
/trunk/kernel/test/mm/slab1.c
53,7 → 53,7
for (i = 0; i < count; i++) {
data[i] = slab_alloc(cache, 0);
memsetb((uintptr_t) data[i], size, 0);
memsetb(data[i], size, 0);
}
if (!quiet) {
71,7 → 71,7
for (i = 0; i < count; i++) {
data[i] = slab_alloc(cache, 0);
memsetb((uintptr_t) data[i], size, 0);
memsetb(data[i], size, 0);
}
if (!quiet) {
89,7 → 89,7
for (i = count / 2; i < count; i++) {
data[i] = slab_alloc(cache, 0);
memsetb((uintptr_t) data[i], size, 0);
memsetb(data[i], size, 0);
}
if (!quiet) {
/trunk/kernel/test/mm/slab2.c
68,8 → 68,8
slab_free(cache2, data2);
break;
}
memsetb((uintptr_t) data1, ITEM_SIZE, 0);
memsetb((uintptr_t) data2, ITEM_SIZE, 0);
memsetb(data1, ITEM_SIZE, 0);
memsetb(data2, ITEM_SIZE, 0);
*((void **) data1) = olddata1;
*((void **) data2) = olddata2;
olddata1 = data1;
100,7 → 100,7
printf("Incorrect memory size - use another test.");
return;
}
memsetb((uintptr_t) data1, ITEM_SIZE, 0);
memsetb(data1, ITEM_SIZE, 0);
*((void **) data1) = olddata1;
olddata1 = data1;
}
108,7 → 108,7
data1 = slab_alloc(cache1, FRAME_ATOMIC);
if (!data1)
break;
memsetb((uintptr_t) data1, ITEM_SIZE, 0);
memsetb(data1, ITEM_SIZE, 0);
*((void **) data1) = olddata1;
olddata1 = data1;
}
/trunk/kernel/genarch/src/mm/page_pt.c
76,7 → 76,7
 
if (GET_PTL1_FLAGS(ptl0, PTL0_INDEX(page)) & PAGE_NOT_PRESENT) {
newpt = (pte_t *)frame_alloc(PTL1_SIZE, FRAME_KA);
memsetb((uintptr_t)newpt, FRAME_SIZE << PTL1_SIZE, 0);
memsetb(newpt, FRAME_SIZE << PTL1_SIZE, 0);
SET_PTL1_ADDRESS(ptl0, PTL0_INDEX(page), KA2PA(newpt));
SET_PTL1_FLAGS(ptl0, PTL0_INDEX(page), PAGE_PRESENT | PAGE_USER | PAGE_EXEC | PAGE_CACHEABLE | PAGE_WRITE);
}
85,7 → 85,7
 
if (GET_PTL2_FLAGS(ptl1, PTL1_INDEX(page)) & PAGE_NOT_PRESENT) {
newpt = (pte_t *)frame_alloc(PTL2_SIZE, FRAME_KA);
memsetb((uintptr_t)newpt, FRAME_SIZE << PTL2_SIZE, 0);
memsetb(newpt, FRAME_SIZE << PTL2_SIZE, 0);
SET_PTL2_ADDRESS(ptl1, PTL1_INDEX(page), KA2PA(newpt));
SET_PTL2_FLAGS(ptl1, PTL1_INDEX(page), PAGE_PRESENT | PAGE_USER | PAGE_EXEC | PAGE_CACHEABLE | PAGE_WRITE);
}
94,7 → 94,7
 
if (GET_PTL3_FLAGS(ptl2, PTL2_INDEX(page)) & PAGE_NOT_PRESENT) {
newpt = (pte_t *)frame_alloc(PTL3_SIZE, FRAME_KA);
memsetb((uintptr_t)newpt, FRAME_SIZE << PTL3_SIZE, 0);
memsetb(newpt, FRAME_SIZE << PTL3_SIZE, 0);
SET_PTL3_ADDRESS(ptl2, PTL2_INDEX(page), KA2PA(newpt));
SET_PTL3_FLAGS(ptl2, PTL2_INDEX(page), PAGE_PRESENT | PAGE_USER | PAGE_EXEC | PAGE_CACHEABLE | PAGE_WRITE);
}
146,7 → 146,7
ptl3 = (pte_t *) PA2KA(GET_PTL3_ADDRESS(ptl2, PTL2_INDEX(page)));
 
/* Destroy the mapping. Setting to PAGE_NOT_PRESENT is not sufficient. */
memsetb((uintptr_t) &ptl3[PTL3_INDEX(page)], sizeof(pte_t), 0);
memsetb(&ptl3[PTL3_INDEX(page)], sizeof(pte_t), 0);
 
/*
* Second, free all empty tables along the way from PTL3 down to PTL0.
166,11 → 166,11
*/
frame_free(KA2PA((uintptr_t) ptl3));
if (PTL2_ENTRIES)
memsetb((uintptr_t) &ptl2[PTL2_INDEX(page)], sizeof(pte_t), 0);
memsetb(&ptl2[PTL2_INDEX(page)], sizeof(pte_t), 0);
else if (PTL1_ENTRIES)
memsetb((uintptr_t) &ptl1[PTL1_INDEX(page)], sizeof(pte_t), 0);
memsetb(&ptl1[PTL1_INDEX(page)], sizeof(pte_t), 0);
else
memsetb((uintptr_t) &ptl0[PTL0_INDEX(page)], sizeof(pte_t), 0);
memsetb(&ptl0[PTL0_INDEX(page)], sizeof(pte_t), 0);
} else {
/*
* PTL3 is not empty.
195,9 → 195,9
*/
frame_free(KA2PA((uintptr_t) ptl2));
if (PTL1_ENTRIES)
memsetb((uintptr_t) &ptl1[PTL1_INDEX(page)], sizeof(pte_t), 0);
memsetb(&ptl1[PTL1_INDEX(page)], sizeof(pte_t), 0);
else
memsetb((uintptr_t) &ptl0[PTL0_INDEX(page)], sizeof(pte_t), 0);
memsetb(&ptl0[PTL0_INDEX(page)], sizeof(pte_t), 0);
}
else {
/*
223,7 → 223,7
* Release the frame and remove PTL1 pointer from preceding table.
*/
frame_free(KA2PA((uintptr_t) ptl1));
memsetb((uintptr_t) &ptl0[PTL0_INDEX(page)], sizeof(pte_t), 0);
memsetb(&ptl0[PTL0_INDEX(page)], sizeof(pte_t), 0);
}
}
 
/trunk/kernel/genarch/src/mm/as_pt.c
103,7 → 103,7
table_size = FRAME_SIZE << PTL0_SIZE;
 
if (flags & FLAG_AS_KERNEL) {
memsetb((uintptr_t) dst_ptl0, table_size, 0);
memsetb(dst_ptl0, table_size, 0);
} else {
uintptr_t src, dst;
118,7 → 118,7
src = (uintptr_t) &src_ptl0[PTL0_INDEX(KERNEL_ADDRESS_SPACE_START)];
dst = (uintptr_t) &dst_ptl0[PTL0_INDEX(KERNEL_ADDRESS_SPACE_START)];
 
memsetb((uintptr_t) dst_ptl0, table_size, 0);
memsetb(dst_ptl0, table_size, 0);
memcpy((void *) dst, (void *) src, table_size - (src - (uintptr_t) src_ptl0));
mutex_unlock(&AS_KERNEL->lock);
interrupts_restore(ipl);
/trunk/kernel/generic/include/memstr.h
42,8 → 42,8
* Architecture independent variants.
*/
extern void *_memcpy(void *dst, const void *src, size_t cnt);
extern void _memsetb(uintptr_t dst, size_t cnt, uint8_t x);
extern void _memsetw(uintptr_t dst, size_t cnt, uint16_t x);
extern void _memsetb(void *dst, size_t cnt, uint8_t x);
extern void _memsetw(void *dst, size_t cnt, uint16_t x);
extern char *strcpy(char *dest, const char *src);
 
#endif
/trunk/kernel/generic/src/cpu/cpu.c
67,7 → 67,7
panic("malloc/cpus");
 
/* initialize everything */
memsetb((uintptr_t) cpus, sizeof(cpu_t) * config.cpu_count, 0);
memsetb(cpus, sizeof(cpu_t) * config.cpu_count, 0);
 
for (i = 0; i < config.cpu_count; i++) {
cpus[i].stack = (uint8_t *) frame_alloc(STACK_FRAMES, FRAME_KA | FRAME_ATOMIC);
/trunk/kernel/generic/src/proc/thread.c
293,8 → 293,7
return NULL;
/* Not needed, but good for debugging */
memsetb((uintptr_t) t->kstack, THREAD_STACK_SIZE * 1 << STACK_FRAMES,
0);
memsetb(t->kstack, THREAD_STACK_SIZE * 1 << STACK_FRAMES, 0);
ipl = interrupts_disable();
spinlock_lock(&tidlock);
/trunk/kernel/generic/src/lib/memstr.c
87,7 → 87,7
* @param x Value to fill.
*
*/
void _memsetb(uintptr_t dst, size_t cnt, uint8_t x)
void _memsetb(void *dst, size_t cnt, uint8_t x)
{
unsigned int i;
uint8_t *p = (uint8_t *) dst;
106,7 → 106,7
* @param x Value to fill.
*
*/
void _memsetw(uintptr_t dst, size_t cnt, uint16_t x)
void _memsetw(void *dst, size_t cnt, uint16_t x)
{
unsigned int i;
uint16_t *p = (uint16_t *) dst;
/trunk/kernel/generic/src/lib/objc_ext.c
161,7 → 161,7
 
void *memset(void *s, int c, size_t n)
{
memsetb((uintptr_t) s, n, c);
memsetb(s, n, c);
return s;
}
 
/trunk/kernel/generic/src/adt/hash_table.c
63,7 → 63,7
if (!h->entry) {
panic("cannot allocate memory for hash table\n");
}
memsetb((uintptr_t) h->entry, m * sizeof(link_t), 0);
memsetb(h->entry, m * sizeof(link_t), 0);
for (i = 0; i < m; i++)
list_initialize(&h->entry[i]);
/trunk/kernel/generic/src/mm/slab.c
559,8 → 559,7
 
cache->mag_cache = malloc(sizeof(slab_mag_cache_t) * config.cpu_count,0);
for (i = 0; i < config.cpu_count; i++) {
memsetb((uintptr_t)&cache->mag_cache[i],
sizeof(cache->mag_cache[i]), 0);
memsetb(&cache->mag_cache[i], sizeof(cache->mag_cache[i]), 0);
spinlock_initialize(&cache->mag_cache[i].lock, "slab_maglock_cpu");
}
}
578,7 → 577,7
int pages;
ipl_t ipl;
 
memsetb((uintptr_t)cache, sizeof(*cache), 0);
memsetb(cache, sizeof(*cache), 0);
cache->name = name;
 
if (align < sizeof(unative_t))
/trunk/kernel/generic/src/mm/backend_anon.c
113,7 → 113,7
}
if (allocate) {
frame = (uintptr_t) frame_alloc(ONE_FRAME, 0);
memsetb(PA2KA(frame), FRAME_SIZE, 0);
memsetb((void *) PA2KA(frame), FRAME_SIZE, 0);
dirty = true;
/*
144,7 → 144,7
* the different causes
*/
frame = (uintptr_t) frame_alloc(ONE_FRAME, 0);
memsetb(PA2KA(frame), FRAME_SIZE, 0);
memsetb((void *) PA2KA(frame), FRAME_SIZE, 0);
dirty = true;
}
/trunk/kernel/generic/src/mm/as.c
324,8 → 324,7
if (backend_data)
a->backend_data = *backend_data;
else
memsetb((uintptr_t) &a->backend_data, sizeof(a->backend_data),
0);
memsetb(&a->backend_data, sizeof(a->backend_data), 0);
 
btree_create(&a->used_space);
/trunk/kernel/generic/src/mm/backend_elf.c
162,7 → 162,7
* and cleared.
*/
frame = (uintptr_t)frame_alloc(ONE_FRAME, 0);
memsetb(PA2KA(frame), FRAME_SIZE, 0);
memsetb((void *) PA2KA(frame), FRAME_SIZE, 0);
dirty = true;
} else {
size_t pad_lo, pad_hi;
187,8 → 187,8
memcpy((void *) (PA2KA(frame) + pad_lo),
(void *) (base + i * FRAME_SIZE + pad_lo),
FRAME_SIZE - pad_lo - pad_hi);
memsetb(PA2KA(frame), pad_lo, 0);
memsetb(PA2KA(frame) + FRAME_SIZE - pad_hi, pad_hi, 0);
memsetb((void *) PA2KA(frame), pad_lo, 0);
memsetb((void *) (PA2KA(frame) + FRAME_SIZE - pad_hi), pad_hi, 0);
dirty = true;
}
 
/trunk/kernel/generic/src/ipc/ipc.c
66,7 → 66,7
*/
static void _ipc_call_init(call_t *call)
{
memsetb((uintptr_t) call, sizeof(*call), 0);
memsetb(call, sizeof(*call), 0);
call->callerbox = &TASK->answerbox;
call->sender = TASK;
call->buffer = NULL;
/trunk/kernel/Makefile
34,7 → 34,7
-include Makefile.config
 
INCLUDES = generic/include
OPTIMIZATION = 3
OPTIMIZATION = 1
 
## Common compiler flags
#
/trunk/kernel/arch/sparc64/include/memstr.h
37,10 → 37,10
 
#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
 
extern void memsetw(uintptr_t dst, size_t cnt, uint16_t x);
extern void memsetb(uintptr_t dst, size_t cnt, uint8_t x);
extern void memsetw(void *dst, size_t cnt, uint16_t x);
extern void memsetb(void *dst, size_t cnt, uint8_t x);
 
extern int memcmp(uintptr_t src, uintptr_t dst, int cnt);
extern int memcmp(const void *a, const void *b, size_t cnt);
 
#endif
 
/trunk/kernel/arch/sparc64/src/mm/as.c
76,7 → 76,7
as->arch.dtsb = (tsb_entry_t *) (tsb + ITSB_ENTRY_COUNT *
sizeof(tsb_entry_t));
 
memsetb((uintptr_t) as->arch.itsb,
memsetb(as->arch.itsb,
(ITSB_ENTRY_COUNT + DTSB_ENTRY_COUNT) * sizeof(tsb_entry_t), 0);
#endif
return 0;
/trunk/kernel/arch/ia64/include/memstr.h
37,10 → 37,10
 
#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
 
extern void memsetw(uintptr_t dst, size_t cnt, uint16_t x);
extern void memsetb(uintptr_t dst, size_t cnt, uint8_t x);
extern void memsetw(void *dst, size_t cnt, uint16_t x);
extern void memsetb(void *dst, size_t cnt, uint8_t x);
 
extern int memcmp(uintptr_t src, uintptr_t dst, int cnt);
extern int memcmp(const void *a, const void *b, size_t cnt);
 
#endif
 
/trunk/kernel/arch/ia64/src/mm/vhpt.c
81,7 → 81,7
 
void vhpt_invalidate_all()
{
memsetb((uintptr_t) vhpt_base, 1 << VHPT_WIDTH, 0);
memsetb(vhpt_base, 1 << VHPT_WIDTH, 0);
}
 
void vhpt_invalidate_asid(asid_t asid)
/trunk/kernel/arch/ia64/src/drivers/ega.c
71,7 → 71,7
/*
* Clear the screen.
*/
_memsetw((uintptr_t) videoram, SCREEN, 0x0720);
_memsetw(videoram, SCREEN, 0x0720);
 
chardev_initialize("ega_out", &ega_console, &ega_ops);
stdout = &ega_console;
102,7 → 102,7
return;
 
memcpy((void *) videoram, (void *) (videoram + ROW * 2), (SCREEN - ROW) * 2);
_memsetw((uintptr_t) (videoram + (SCREEN - ROW) * 2), ROW, 0x0720);
_memsetw(videoram + (SCREEN - ROW) * 2, ROW, 0x0720);
ega_cursor = ega_cursor - ROW;
}
 
/trunk/kernel/arch/arm32/include/memstr.h
38,10 → 38,10
 
#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
 
extern void memsetw(uintptr_t dst, size_t cnt, uint16_t x);
extern void memsetb(uintptr_t dst, size_t cnt, uint8_t x);
extern void memsetw(void *dst, size_t cnt, uint16_t x);
extern void memsetb(void *dst, size_t cnt, uint8_t x);
 
extern int memcmp(uintptr_t src, uintptr_t dst, int cnt);
extern int memcmp(const void *a, const void *b, size_t cnt);
 
#endif
 
/trunk/kernel/arch/ppc32/include/memstr.h
37,10 → 37,10
 
#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
 
extern void memsetw(uintptr_t dst, size_t cnt, uint16_t x);
extern void memsetb(uintptr_t dst, size_t cnt, uint8_t x);
extern void memsetw(void *dst, size_t cnt, uint16_t x);
extern void memsetb(void *dst, size_t cnt, uint8_t x);
 
extern int memcmp(uintptr_t src, uintptr_t dst, int cnt);
extern int memcmp(const void *a, const void *b, size_t cnt);
 
#endif
 
/trunk/kernel/arch/ia32xen/src/ia32xen.c
69,7 → 69,7
void arch_pre_main(void)
{
pte_t pte;
memsetb((uintptr_t) &pte, sizeof(pte), 0);
memsetb(&pte, sizeof(pte), 0);
pte.present = 1;
pte.writeable = 1;
103,7 → 103,7
uintptr_t tpa = PFN2ADDR(meminfo.start + meminfo.reserved);
uintptr_t tva = PA2KA(tpa);
memsetb(tva, PAGE_SIZE, 0);
memsetb((void *) tva, PAGE_SIZE, 0);
pte_t *tptl3 = (pte_t *) PA2KA(GET_PTL1_ADDRESS(start_info.ptl0, PTL0_INDEX(tva)));
SET_FRAME_ADDRESS(tptl3, PTL3_INDEX(tva), 0);
/trunk/kernel/arch/ia32xen/src/pm.c
98,7 → 98,7
 
void tss_initialize(tss_t *t)
{
memsetb((uintptr_t) t, sizeof(struct tss), 0);
memsetb(t, sizeof(struct tss), 0);
}
 
static void trap(void)
/trunk/kernel/arch/ia32xen/src/smp/smp.c
146,7 → 146,7
panic("couldn't allocate memory for GDT\n");
 
memcpy(gdt_new, gdt, GDT_ITEMS * sizeof(struct descriptor));
memsetb((uintptr_t)(&gdt_new[TSS_DES]), sizeof(struct descriptor), 0);
memsetb(&gdt_new[TSS_DES], sizeof(struct descriptor), 0);
gdtr.base = (uintptr_t) gdt_new;
 
if (l_apic_send_init_ipi(ops->cpu_apic_id(i))) {
/trunk/kernel/arch/amd64/include/memstr.h
37,10 → 37,10
 
#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
 
extern void memsetw(uintptr_t dst, size_t cnt, uint16_t x);
extern void memsetb(uintptr_t dst, size_t cnt, uint8_t x);
extern void memsetw(void *dst, size_t cnt, uint16_t x);
extern void memsetb(void *dst, size_t cnt, uint8_t x);
 
extern int memcmp(uintptr_t src, uintptr_t dst, int cnt);
extern int memcmp(const void *a, const void *b, size_t cnt);
 
#endif
 
/trunk/kernel/arch/amd64/src/pm.c
155,7 → 155,7
 
void tss_initialize(tss_t *t)
{
memsetb((uintptr_t) t, sizeof(tss_t), 0);
memsetb(t, sizeof(tss_t), 0);
}
 
/*
239,7 → 239,7
preemption_disable();
ipl_t ipl = interrupts_disable();
memsetb((uintptr_t) idt, sizeof(idt), 0);
memsetb(idt, sizeof(idt), 0);
idtr_load(&idtr);
interrupts_restore(ipl);
/trunk/kernel/arch/ppc64/include/memstr.h
37,10 → 37,10
 
#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
 
extern void memsetw(uintptr_t dst, size_t cnt, uint16_t x);
extern void memsetb(uintptr_t dst, size_t cnt, uint8_t x);
extern void memsetw(void *dst, size_t cnt, uint16_t x);
extern void memsetb(void *dst, size_t cnt, uint8_t x);
 
extern int memcmp(uintptr_t src, uintptr_t dst, int cnt);
extern int memcmp(const void *a, const void *b, size_t cnt);
 
#endif
 
/trunk/kernel/arch/ppc64/src/mm/page.c
252,7 → 252,7
 
void pht_init(void)
{
memsetb((uintptr_t) phte, 1 << PHT_BITS, 0);
memsetb(phte, 1 << PHT_BITS, 0);
}
 
 
/trunk/kernel/arch/mips32/include/memstr.h
37,10 → 37,10
 
#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
 
extern void memsetw(uintptr_t dst, size_t cnt, uint16_t x);
extern void memsetb(uintptr_t dst, size_t cnt, uint8_t x);
extern void memsetw(void *dst, size_t cnt, uint16_t x);
extern void memsetb(void *dst, size_t cnt, uint8_t x);
 
extern int memcmp(uintptr_t src, uintptr_t dst, int cnt);
extern int memcmp(const void *a, const void *b, size_t cnt);
 
#endif
 
/trunk/kernel/arch/ia32/include/memstr.h
37,10 → 37,10
 
#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
 
extern void memsetw(uintptr_t dst, size_t cnt, uint16_t x);
extern void memsetb(uintptr_t dst, size_t cnt, uint8_t x);
extern void memsetw(void *dst, size_t cnt, uint16_t x);
extern void memsetb(void *dst, size_t cnt, uint8_t x);
 
extern int memcmp(uintptr_t src, uintptr_t dst, int cnt);
extern int memcmp(const void *a, const void *b, size_t cnt);
 
#endif
 
/trunk/kernel/arch/ia32/src/pm.c
112,7 → 112,7
 
void tss_initialize(tss_t *t)
{
memsetb((uintptr_t) t, sizeof(struct tss), 0);
memsetb(t, sizeof(struct tss), 0);
}
 
/*
240,7 → 240,7
preemption_disable();
ipl_t ipl = interrupts_disable();
memsetb((uintptr_t) idt, sizeof(idt), 0);
memsetb(idt, sizeof(idt), 0);
ptr_16_32_t idtr;
idtr.limit = sizeof(idt);
/trunk/kernel/arch/ia32/src/smp/smp.c
160,8 → 160,7
panic("couldn't allocate memory for GDT\n");
 
memcpy(gdt_new, gdt, GDT_ITEMS * sizeof(struct descriptor));
memsetb((uintptr_t)(&gdt_new[TSS_DES]),
sizeof(struct descriptor), 0);
memsetb(&gdt_new[TSS_DES], sizeof(struct descriptor), 0);
protected_ap_gdtr.limit = GDT_ITEMS * sizeof(struct descriptor);
protected_ap_gdtr.base = KA2PA((uintptr_t) gdt_new);
gdtr.base = (uintptr_t) gdt_new;
/trunk/kernel/arch/ia32/src/drivers/ega.c
115,7 → 115,7
return;
 
memcpy((void *) videoram, (void *) (videoram + ROW * 2), (SCREEN - ROW) * 2);
memsetw((uintptr_t) (videoram + (SCREEN - ROW) * 2), ROW, 0x0720);
memsetw(videoram + (SCREEN - ROW) * 2, ROW, 0x0720);
ega_cursor = ega_cursor - ROW;
}