36,27 → 36,56 |
#include <mm/frame.h> |
#include <config.h> |
#include <panic.h> |
#include <arch/bootinfo.h> |
#include <align.h> |
#include <macros.h> |
|
/* |
* This is Ski-specific and certainly not sufficient |
* for real ia64 systems that provide memory map. |
*/ |
#define MEMORY_SIZE (64 * 1024 * 1024) |
#define MEMORY_BASE (64 * 1024 * 1024) |
#define KERNEL_RESERVED_AREA_BASE (0x4400000) |
#define KERNEL_RESERVED_AREA_SIZE (16 * 1024 * 1024) |
|
#define ROM_BASE 0xa0000 //For ski |
#define ROM_SIZE (384 * 1024) //For ski |
void poke_char(int x,int y,char ch, char c); |
#define ROM_BASE 0xa0000 /* for simulators */ |
#define ROM_SIZE (384 * 1024) /* for simulators */ |
|
#define MIN_ZONE_SIZE (64 * 1024) |
|
#define MINCONF 1 |
|
uintptr_t last_frame = 0; |
|
void frame_arch_init(void) |
{ |
zone_create(MEMORY_BASE >> FRAME_WIDTH, SIZE2FRAMES(MEMORY_SIZE), (MEMORY_SIZE) >> FRAME_WIDTH, 0); |
if (config.cpu_active == 1) { |
unsigned int i; |
for (i = 0; i < bootinfo->memmap_items; i++) { |
if (bootinfo->memmap[i].type == EFI_MEMMAP_FREE_MEM) { |
uint64_t base = bootinfo->memmap[i].base; |
uint64_t size = bootinfo->memmap[i].size; |
uint64_t abase = ALIGN_UP(base, FRAME_SIZE); |
|
if (size > FRAME_SIZE) |
size -= abase - base; |
|
if (size > MIN_ZONE_SIZE) { |
zone_create(abase >> FRAME_WIDTH, |
size >> FRAME_WIDTH, |
max(MINCONF, abase >> FRAME_WIDTH), |
0); |
} |
if (abase + size > last_frame) |
last_frame = abase + size; |
} |
} |
|
/* |
* Blacklist ROM regions. |
*/ |
frame_mark_unavailable(ADDR2PFN(ROM_BASE), SIZE2FRAMES(ROM_SIZE)); |
frame_mark_unavailable(ADDR2PFN(ROM_BASE), |
SIZE2FRAMES(ROM_SIZE)); |
|
frame_mark_unavailable(ADDR2PFN(KERNEL_RESERVED_AREA_BASE), |
SIZE2FRAMES(KERNEL_RESERVED_AREA_SIZE)); |
} |
} |
|
/** @} |
*/ |