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Remove the va == pa mapping.

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Approved by:	re (blanket)
This commit is contained in:
Olivier Houchard 2005-06-23 11:40:45 +00:00
parent 00b931ab2f
commit 3ed670fe01
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=147545
1 changed files with 7 additions and 10 deletions
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17
sys/arm/xscale/i80321/iq31244_machdep.c
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@ -101,8 +101,7 @@ __FBSDID("$FreeBSD$");
#define KERNEL_PT_SYS 0 /* Page table for mapping proc0 zero page */
#define KERNEL_PT_IOPXS 1
#define KERNEL_PT_BEFOREKERN 2
#define KERNEL_PT_PHYS 3
#define KERNEL_PT_AFKERNEL 4 /* L2 table for mapping after kernel */
#define KERNEL_PT_AFKERNEL 3 /* L2 table for mapping after kernel */
#define KERNEL_PT_AFKERNEL_NUM 9
/* this should be evenly divisable by PAGE_SIZE / L2_TABLE_SIZE_REAL (or 4) */
@ -319,18 +318,13 @@ initarm(void *arg, void *arg2)
&kernel_pt_table[KERNEL_PT_IOPXS]);
pmap_link_l2pt(l1pagetable, KERNBASE,
&kernel_pt_table[KERNEL_PT_BEFOREKERN]);
pmap_link_l2pt(l1pagetable, SDRAM_START,
&kernel_pt_table[KERNEL_PT_PHYS]);
pmap_map_chunk(l1pagetable, KERNBASE, SDRAM_START,
0x100000,
pmap_map_chunk(l1pagetable, KERNBASE, SDRAM_START, 0x100000,
VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE);
pmap_map_chunk(l1pagetable, KERNBASE + 0x100000, SDRAM_START + 0x100000,
0x100000, VM_PROT_READ|VM_PROT_WRITE, PTE_PAGETABLE);
pmap_map_chunk(l1pagetable, KERNBASE + 0x200000, SDRAM_START + 0x200000,
(((uint32_t)(&end) - KERNBASE - 0x200000) + L1_S_SIZE) & ~(L1_S_SIZE - 1),
VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE);
pmap_map_entry(l1pagetable, minidataclean.pv_pa, minidataclean.pv_pa,
VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE);
freemem_after = ((int)&end + PAGE_SIZE) & ~(PAGE_SIZE - 1);
afterkern = round_page(((vm_offset_t)&end + L1_S_SIZE) & ~(L1_S_SIZE
- 1));
@ -338,6 +332,9 @@ initarm(void *arg, void *arg2)
pmap_link_l2pt(l1pagetable, afterkern + i * 0x00100000,
&kernel_pt_table[KERNEL_PT_AFKERNEL + i]);
}
pmap_map_entry(l1pagetable, afterkern, minidataclean.pv_pa,
VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE);
#ifdef ARM_USE_SMALL_ALLOC
if ((freemem_after + 2 * PAGE_SIZE) <= afterkern) {
@ -349,7 +346,7 @@ initarm(void *arg, void *arg2)
#endif
/* Map the Mini-Data cache clean area. */
xscale_setup_minidata(l1pagetable, minidataclean.pv_pa,
xscale_setup_minidata(l1pagetable, afterkern,
minidataclean.pv_pa);
/* Map the vector page. */
@ -428,7 +425,7 @@ initarm(void *arg, void *arg2)
pmap_curmaxkvaddr = afterkern;
pmap_curmaxkvaddr = afterkern + PAGE_SIZE;
pmap_bootstrap(pmap_curmaxkvaddr,
0xd0000000, &kernel_l1pt);
msgbufp = (void*)msgbufpv.pv_va;