diff options
| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2009-10-14 10:15:50 +0200 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2009-10-14 10:15:50 +0200 |
| commit | fa6c711d2e8f696457ee1a12e49f413b98a175db (patch) | |
| tree | 9e68a8b8f1db891d78f8b88e74161f3c6a0a7f49 /i386/i386at | |
| parent | a72523c6570b17311babc105edc7105bc0dce4aa (diff) | |
Update constants to nowadays standards
kern/zalloc.c (zone_map_size): Increase to 64MiB.
i386/i386at/model_dep.c (mem_size_init): Reduce cap to 1/6 of memory
space to save room for zalloc area.
linux/src/drivers/block/ide.h (INITIAL_MULT_COUNT): Set to 16.
vm/vm_map.h (VM_MAP_COPY_PAGE_LIST_MAX): Set to 64.
vm/vm_object.c (vm_object_cached_max): Set to 4000.
Diffstat (limited to 'i386/i386at')
| -rw-r--r-- | i386/i386at/model_dep.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/i386/i386at/model_dep.c b/i386/i386at/model_dep.c index b9fb7c0..b98a4d8 100644 --- a/i386/i386at/model_dep.c +++ b/i386/i386at/model_dep.c @@ -233,10 +233,10 @@ mem_size_init(void) printf("AT386 boot: physical memory from 0x%x to 0x%x\n", phys_first_addr, phys_last_addr); - /* Reserve 1/16 of the memory address space for virtual mappings. + /* Reserve 1/6 of the memory address space for virtual mappings. * Yes, this loses memory. Blame i386. */ - if (phys_last_addr > (VM_MAX_KERNEL_ADDRESS / 16) * 15) { - phys_last_addr = (VM_MAX_KERNEL_ADDRESS / 16) * 15; + if (phys_last_addr > (VM_MAX_KERNEL_ADDRESS / 6) * 5) { + phys_last_addr = (VM_MAX_KERNEL_ADDRESS / 6) * 5; printf("Truncating memory size to %dMiB\n", (phys_last_addr - phys_first_addr) / (1024 * 1024)); } |