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authorcognet <cognet@FreeBSD.org>2004-11-10 22:09:39 +0000
committercognet <cognet@FreeBSD.org>2004-11-10 22:09:39 +0000
commit1cf3104ff5402bf800a992978631a216d5ebe38f (patch)
tree27432e35a143ce0cac7aa8e53426ec7f4dfb455b /sys
parent735956cb8e06e7cf19d53ddd127800a862eacc64 (diff)
downloadFreeBSD-src-1cf3104ff5402bf800a992978631a216d5ebe38f.zip
FreeBSD-src-1cf3104ff5402bf800a992978631a216d5ebe38f.tar.gz
Convert the IQ31244 code to use ARM32_NEW_VM_LAYOUT.
Diffstat (limited to 'sys')
-rw-r--r--sys/arm/conf/IQ312441
-rw-r--r--sys/arm/xscale/i80321/iq31244_machdep.c21
2 files changed, 16 insertions, 6 deletions
diff --git a/sys/arm/conf/IQ31244 b/sys/arm/conf/IQ31244
index c309500..105d4f9 100644
--- a/sys/arm/conf/IQ31244
+++ b/sys/arm/conf/IQ31244
@@ -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.
diff --git a/sys/arm/xscale/i80321/iq31244_machdep.c b/sys/arm/xscale/i80321/iq31244_machdep.c
index 53e9096..0f9093b 100644
--- a/sys/arm/xscale/i80321/iq31244_machdep.c
+++ b/sys/arm/xscale/i80321/iq31244_machdep.c
@@ -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]);
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