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Fixed arch_cpu_global_TLB_invalidate() - it only invalidated the first

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256K of the available address space.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@5097 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2003-10-21 03:39:47 +00:00
parent 622405014e
commit f5ab9c12ce
1 changed files with 15 additions and 11 deletions
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26
src/kernel/core/arch/ppc/arch_cpu.c
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@ -4,7 +4,7 @@
*/
#include <kernel.h>
#include <KernelExport.h>
#include <arch/cpu.h>
#include <boot/kernel_args.h>
@ -45,15 +45,16 @@ arch_cpu_sync_icache(void *address, size_t len)
do {
asm volatile ("dcbst 0,%0" :: "r"(p));
p += CACHELINE;
} while((l -= CACHELINE) > 0);
} while ((l -= CACHELINE) > 0);
asm volatile ("sync");
p = (char *)address - off;
do {
asm volatile ("icbi 0,%0" :: "r"(p));
p += CACHELINE;
} while((len -= CACHELINE) > 0);
} while ((len -= CACHELINE) > 0);
asm volatile ("sync");
asm volatile ("isync");
isync();
}
@ -61,11 +62,11 @@ void
arch_cpu_invalidate_TLB_range(addr_t start, addr_t end)
{
asm volatile("sync");
while(start < end) {
while (start < end) {
asm volatile("tlbie %0" :: "r" (start));
asm volatile("eieio");
asm volatile("sync");
start += PAGE_SIZE;
start += B_PAGE_SIZE;
}
asm volatile("tlbsync");
asm volatile("sync");
@ -78,7 +79,7 @@ arch_cpu_invalidate_TLB_list(addr_t pages[], int num_pages)
int i;
asm volatile("sync");
for(i = 0; i < num_pages; i++) {
for (i = 0; i < num_pages; i++) {
asm volatile("tlbie %0" :: "r" (pages[i]));
asm volatile("eieio");
asm volatile("sync");
@ -91,15 +92,18 @@ arch_cpu_invalidate_TLB_list(addr_t pages[], int num_pages)
void
arch_cpu_global_TLB_invalidate(void)
{
addr_t address = 0;
unsigned long i;
asm volatile("sync");
for(i=0; i< 0x40000; i += 0x1000) {
asm volatile("tlbie %0" :: "r" (i));
asm volatile("eieio");
for (i = 0; i < 0x100000; i++) {
asm volatile("tlbie %0" :: "r" (address));
eieio();
asm volatile("sync");
address += B_PAGE_SIZE;
}
asm volatile("tlbsync");
tlbsync();
asm volatile("sync");
}