OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[SPARC64]: Initialize LMB tables. 

Call lmb_add() on available regions, and call lmb_reserve()
on the main kernel image and the ramdisk (if any).

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2008-02-13 18:13:20 -08:00
parent 4e82c9a606
commit 3b2a7e23a9
1 changed files with 13 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
arch/sparc64/mm/init.c
View File

@ -24,6 +24,7 @@
#include <linux/cache.h>
#include <linux/sort.h>
#include <linux/percpu.h>
#include <linux/lmb.h>
#include <asm/head.h>
#include <asm/system.h>
@ -910,6 +911,8 @@ static void __init find_ramdisk(unsigned long phys_base)
initrd_start = ramdisk_image;
initrd_end = ramdisk_image + sparc_ramdisk_size;
lmb_reserve(initrd_start, initrd_end);
}
#endif
}
@ -1337,15 +1340,24 @@ void __init paging_init(void)
sun4v_ktsb_init();
}
lmb_init();
/* Find available physical memory... */
read_obp_memory("available", &pavail[0], &pavail_ents);
phys_base = 0xffffffffffffffffUL;
for (i = 0; i < pavail_ents; i++)
for (i = 0; i < pavail_ents; i++) {
phys_base = min(phys_base, pavail[i].phys_addr);
lmb_add(pavail[i].phys_addr, pavail[i].reg_size);
}
lmb_reserve(kern_base, kern_size);
find_ramdisk(phys_base);
lmb_analyze();
lmb_dump_all();
set_bit(0, mmu_context_bmap);
shift = kern_base + PAGE_OFFSET - ((unsigned long)KERNBASE);