diff options
Diffstat (limited to 'kernel/kernel.h')
| -rw-r--r-- | kernel/kernel.h | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/kernel/kernel.h b/kernel/kernel.h index a99a089..e5c75f8 100644 --- a/kernel/kernel.h +++ b/kernel/kernel.h @@ -43,10 +43,20 @@ REFERENCES #define SMP_MAX_PROC 16 // 16 (together with bsp) We can currently only address a maximum of 16 cpus via ipis! -#define VMEM_LAPIC 0xE0000000 -#define VMEM_IOAPIC 0xE0001000 -#define VMEM_FRAMEBUFFER 0xF0000000 -#define VMEM_CPU_PRIVATE 0x08000000 +// Virtual Memory Locations // +// NOTE THAT THE STACKS GROWN DOWNWARDS // +#define VMEM_KERNEL 0x00000000 // 8192 pages (32megs) / identity mapped + +#define VMEM_USER_ENV 0x07000000 // 4 pages / per user process +#define VMEM_USER_PROG 0x08000000 // ? pages / per user process (usual entry: 0x8048080) +#define VMEM_USER_STACK_TOP 0xE0000000 // ? pages / per thread + +#define VMEM_LAPIC 0xE0000000 // 1 pages / identity mapped +#define VMEM_IOAPIC 0xE0001000 // 1 pages / identity mapped +#define VMEM_CPU_PRIVATE 0xE0002000 // 4 pages / per cpu +#define VMEM_CPU_STACK_TOP 0xE000A000 // 4 pages / per cpu +#define VMEM_FRAMEBUFFER 0xF0000000 // 8192 pages (32megs) / identity mapped +#define VMEM_EXT2_RAMIMAGE 0xF2000000 // 8192 pages (32megs) / identity mapped // __FUNCTION__ ? #ifndef FOOLOS_LOG_OFF |