ref: d88bdc7d12310dee3e61978f386c12640852794b
parent: 6dbebb2b4b262f0ab78f1202cc97805401ae298e
author: 9ferno <gophone2015@gmail.com>
date: Sat Oct 16 01:50:51 EDT 2021
more debugging details of the page table setup
--- a/os/pc64/main.c
+++ b/os/pc64/main.c
@@ -91,16 +91,16 @@
pdpe = mmuwalk((uintptr*)PML4ADDR, pa, 2, 0);
pde = mmuwalk((uintptr*)PML4ADDR, pa, 1, 0);
if((intptr)pde > 0){
- snprint(pdestr, 64, "at 0x%p i %zd",
- pde, ((intptr)pde-(intptr)PD0ADDR)/sizeof(intptr));
+ snprint(pdestr, 64, "at 0x%p i %zd has 0x%p",
+ pde, ((intptr)pde-(intptr)PD0ADDR)/sizeof(intptr), *pde);
}
print("\tpage of address 0x%zux (%s) with pml4 at 0x%p\n"
- "\t\tpml4 entry at 0x%p i %zd\n"
- "\t\tpdp entry at 0x%p i %zd\n"
+ "\t\tpml4 entry at 0x%p i %zd has 0x%p\n"
+ "\t\tpdp entry at 0x%p i %zd has 0x%p\n"
"\t\tpd entry %s\n",
pa, desc, m->pml4,
- pml4e, (pml4e-m->pml4)/sizeof(intptr),
- pdpe, ((intptr)pdpe-(intptr)PDPADDR)/sizeof(intptr),
+ pml4e, (pml4e-m->pml4)/sizeof(intptr), *pml4e,
+ pdpe, ((intptr)pdpe-(intptr)PDPADDR)/sizeof(intptr), *pdpe,
pdestr);
}
@@ -119,6 +119,11 @@
print("Some page table entries\n");
ptedebug(1*MiB,"1 MiB");
ptedebug(2*MiB,"2 MiB");
+ ptedebug(400*MiB,"400 MiB");
+ ptedebug(466*MiB,"466 MiB");
+ ptedebug(468*MiB,"468 MiB");
+ ptedebug(470*MiB,"470 MiB");
+ ptedebug(512*MiB,"512 MiB");
ptedebug(1*GiB,"1 GiB");
ptedebug(4ull*GiB,"4 GiB");
}