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Convert the IQ31244 code to use ARM32_NEW_VM_LAYOUT.

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This commit is contained in:
Olivier Houchard 2004-11-10 22:09:39 +00:00
parent c6cc6da44f
commit 9aeab9eabe
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=137551
2 changed files with 16 additions and 6 deletions
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1
sys/arm/conf/IQ31244
View File

@ -25,6 +25,7 @@ options KERNPHYSADDR=0xa0200000
options KERNVIRTADDR=0xc0200000 # Used in ldscript.arm
options STARTUP_PAGETABLE_ADDR=0xa0000000
options ARM32_NEW_VM_LAYOUT
include "../xscale/i80321/std.iq31244"
#To statically compile in device wiring instead of /boot/device.hints
#hints "GENERIC.hints" #Default places to look for devices.

21
sys/arm/xscale/i80321/iq31244_machdep.c
View File

@ -105,7 +105,7 @@ __FBSDID("$FreeBSD$");
#define KERNEL_PT_IOPXS (KERNEL_PT_KERNEL + KERNEL_PT_KERNEL_NUM)
#define KERNEL_PT_VMDATA (KERNEL_PT_IOPXS + 1)
#define KERNEL_PT_VMDATA_NUM 4
#define KERNEL_PT_VMDATA_NUM 10
#define NUM_KERNEL_PTS (KERNEL_PT_VMDATA + KERNEL_PT_VMDATA_NUM)
/* Define various stack sizes in pages */
@ -262,8 +262,17 @@ initarm(void *arg, void *arg2)
freemempos -= PAGE_SIZE;
valloc_pages(kernel_l1pt, L1_TABLE_SIZE / PAGE_SIZE);
for (loop = 0; loop < NUM_KERNEL_PTS; ++loop) {
valloc_pages(kernel_pt_table[loop],
L2_TABLE_SIZE / PAGE_SIZE);
if (!(loop % (PAGE_SIZE / L2_TABLE_SIZE_REAL))) {
valloc_pages(kernel_pt_table[loop],
L2_TABLE_SIZE / PAGE_SIZE);
} else {
kernel_pt_table[loop].pv_pa = freemempos -
(loop % (PAGE_SIZE / L2_TABLE_SIZE_REAL)) *
L2_TABLE_SIZE_REAL;
kernel_pt_table[loop].pv_va =
kernel_pt_table[loop].pv_pa + 0x20000000;
}
i++;
}
/*
@ -301,14 +310,14 @@ initarm(void *arg, void *arg2)
/* Map the L2 pages tables in the L1 page table */
pmap_link_l2pt(l1pagetable, ARM_VECTORS_HIGH & ~(0x00400000 - 1),
pmap_link_l2pt(l1pagetable, ARM_VECTORS_HIGH & ~(0x00100000 - 1),
&kernel_pt_table[KERNEL_PT_SYS]);
for (i = 0; i < KERNEL_PT_KERNEL_NUM; i++) {
pmap_link_l2pt(l1pagetable, KERNBASE + i * 0x00400000,
pmap_link_l2pt(l1pagetable, KERNBASE + i * 0x00100000,
&kernel_pt_table[KERNEL_PT_KERNEL + i]);
}
for (loop = 0; loop < KERNEL_PT_VMDATA_NUM; ++loop)
pmap_link_l2pt(l1pagetable, KERNBASE + (i + loop) * 0x00400000,
pmap_link_l2pt(l1pagetable, KERNBASE + (i + loop) * 0x00100000,
&kernel_pt_table[KERNEL_PT_VMDATA + loop]);
pmap_link_l2pt(l1pagetable, IQ80321_IOPXS_VBASE,
&kernel_pt_table[KERNEL_PT_IOPXS]);