Author: cognet
Date: Sun Jun 21 21:38:12 2009
New Revision: 194609
URL: http://svn.freebsd.org/changeset/base/194609
Log:
Disable write-back until I figure out what's wrong with it on the i81342.
There's no need to disable the MMU once we're done inflating the kernel.
Modified:
head/sys/arm/arm/elf_trampoline.c
Modified: head/sys/arm/arm/elf_trampoline.c
==============================================================================
--- head/sys/arm/arm/elf_trampoline.c Sun Jun 21 21:04:12 2009
(r194608)
+++ head/sys/arm/arm/elf_trampoline.c Sun Jun 21 21:38:12 2009
(r194609)
@@ -550,7 +550,7 @@ setup_pagetables(unsigned int pt_addr, v
for (addr = physstart; addr < physend; addr += L1_S_SIZE) {
pd[addr >> L1_S_SHIFT] = L1_TYPE_S|L1_S_C|L1_S_AP(AP_KRW)|
L1_S_DOM(PMAP_DOMAIN_KERNEL) | addr;
- if (write_back)
+ if (write_back && 0)
pd[addr >> L1_S_SHIFT] |= L1_S_B;
}
/* XXX: See below */
@@ -610,12 +610,6 @@ __start(void)
(unsigned int)&func_end + 800 , 0);
if (altdst > dst)
dst = altdst;
- cpu_idcache_wbinv_all();
- cpu_l2cache_wbinv_all();
- __asm __volatile("mrc p15, 0, %0, c1, c0, 0\n"
- "bic %0, %0, #1\n" /* MMU_ENABLE */
- "mcr p15, 0, %0, c1, c0, 0\n"
- : "=r" (pt_addr));
} else
#endif
dst = 4 + load_kernel((unsigned int)&kernel_start,
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