extern unsigned int rtas_data;
extern unsigned long long memory_limit;
extern bool init_mem_is_free;
-extern unsigned long klimit;
extern void *zalloc_maybe_bootmem(size_t size, gfp_t mask);
struct device_node;
* the kernel image to physical address PHYSICAL_START.
*/
relocate_kernel:
- addis r9,r26,klimit@ha /* fetch klimit */
- lwz r25,klimit@l(r9)
- addis r25,r25,-KERNELBASE@h
lis r3,PHYSICAL_START@h /* Destination base address */
li r6,0 /* Destination offset */
li r5,0x4000 /* # bytes of memory to copy */
addi r0,r3,4f@l /* jump to the address of 4f */
mtctr r0 /* in copy and do the rest. */
bctr /* jump to the copy */
-4: mr r5,r25
+4: lis r5,_end-KERNELBASE@h
+ ori r5,r5,_end-KERNELBASE@l
bl copy_and_flush /* copy the rest */
b turn_on_mmu
first_memblock_size = min_t(u64, first_memblock_size, memory_limit);
setup_initial_memory_limit(memstart_addr, first_memblock_size);
/* Reserve MEMBLOCK regions used by kernel, initrd, dt, etc... */
- memblock_reserve(PHYSICAL_START, __pa(klimit) - PHYSICAL_START);
+ memblock_reserve(PHYSICAL_START, __pa(_end) - PHYSICAL_START);
/* If relocatable, reserve first 32k for interrupt vectors etc. */
if (PHYSICAL_START > MEMORY_START)
memblock_reserve(MEMORY_START, 0x8000);
int dcache_bsize;
int icache_bsize;
-unsigned long klimit = (unsigned long) _end;
-
/*
* This still seems to be needed... -- paulus
*/
init_mm.start_code = (unsigned long)_stext;
init_mm.end_code = (unsigned long) _etext;
init_mm.end_data = (unsigned long) _edata;
- init_mm.brk = klimit;
+ init_mm.brk = (unsigned long)_end;
mm_iommu_init(&init_mm);
irqstack_early_init();
bootx_printf("\nframe buffer at : 0x%x", bi->dispDeviceBase);
bootx_printf(" (phys), 0x%x", bi->logicalDisplayBase);
bootx_printf(" (log)");
- bootx_printf("\nklimit : 0x%x",(unsigned long)klimit);
+ bootx_printf("\nklimit : 0x%x",(unsigned long)_end);
bootx_printf("\nboot_info at : 0x%x", bi);
__asm__ __volatile__ ("mfmsr %0" : "=r" (flags));
bootx_printf("\nMSR : 0x%x", flags);