leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

85xx: Use CONFIG_SYS_CACHELINE_SIZE instead of magic number

Browse Source 
Using CONFIG_SYS_CACHELINE_SIZE instead of 31 means we can handle
e500mc's 64-byte cacheline properly when it gets added.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2008-10-23 01:47:37 -05:00 committed by Andrew Fleming-AFLEMING
parent d9d8c7c696
commit a38a5b6edd
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
cpu/mpc85xx/start.S
View File

@ -998,8 +998,8 @@ trap_reloc:
.globl unlock_ram_in_cache
unlock_ram_in_cache:
/* invalidate the INIT_RAM section */
lis r3,(CONFIG_SYS_INIT_RAM_ADDR & ~31)@h
ori r3,r3,(CONFIG_SYS_INIT_RAM_ADDR & ~31)@l
lis r3,(CONFIG_SYS_INIT_RAM_ADDR & ~(CONFIG_SYS_CACHELINE_SIZE-1))@h
ori r3,r3,(CONFIG_SYS_INIT_RAM_ADDR & ~(CONFIG_SYS_CACHELINE_SIZE-1))@l
mfspr r4,L1CFG0
andi. r4,r4,0x1ff
slwi r4,r4,(10 - 1 - L1_CACHE_SHIFT)