diff options
| author | Vineet Gupta <vgupta@synopsys.com> | 2015-02-13 18:33:47 +0530 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2015-06-19 18:09:25 +0530 |
| commit | 40b552d95a545e828fb4ebbf68a385cb9eaebf64 (patch) | |
| tree | 4c055df3a70a4623514e2c0273e64303a89ca094 /arch/arc/mm | |
| parent | 5b9bd1784088f5407424d43f63ef777bb898d2d5 (diff) | |
| download | op-kernel-dev-40b552d95a545e828fb4ebbf68a385cb9eaebf64.zip op-kernel-dev-40b552d95a545e828fb4ebbf68a385cb9eaebf64.tar.gz | |
ARC: compress cpuinfo_arc_mmu (mainly save page size in KB)
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/mm')
| -rw-r--r-- | arch/arc/mm/tlb.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arc/mm/tlb.c b/arch/arc/mm/tlb.c index 7f47d2a..914d8e0 100644 --- a/arch/arc/mm/tlb.c +++ b/arch/arc/mm/tlb.c @@ -587,14 +587,14 @@ void read_decode_mmu_bcr(void) if (mmu->ver <= 2) { mmu2 = (struct bcr_mmu_1_2 *)&tmp; - mmu->pg_sz = PAGE_SIZE; + mmu->pg_sz_k = TO_KB(PAGE_SIZE); mmu->sets = 1 << mmu2->sets; mmu->ways = 1 << mmu2->ways; mmu->u_dtlb = mmu2->u_dtlb; mmu->u_itlb = mmu2->u_itlb; } else { mmu3 = (struct bcr_mmu_3 *)&tmp; - mmu->pg_sz = 512 << mmu3->pg_sz; + mmu->pg_sz_k = 1 << (mmu3->pg_sz - 1); mmu->sets = 1 << mmu3->sets; mmu->ways = 1 << mmu3->ways; mmu->u_dtlb = mmu3->u_dtlb; @@ -611,7 +611,7 @@ char *arc_mmu_mumbojumbo(int cpu_id, char *buf, int len) n += scnprintf(buf + n, len - n, "MMU [v%x]\t: %dk PAGE, JTLB %d (%dx%d), uDTLB %d, uITLB %d %s\n", - p_mmu->ver, TO_KB(p_mmu->pg_sz), + p_mmu->ver, p_mmu->pg_sz_k, p_mmu->num_tlb, p_mmu->sets, p_mmu->ways, p_mmu->u_dtlb, p_mmu->u_itlb, IS_ENABLED(CONFIG_ARC_MMU_SASID) ? ",SASID" : ""); @@ -639,7 +639,7 @@ void arc_mmu_init(void) mmu->ver, CONFIG_ARC_MMU_VER); } - if (mmu->pg_sz != PAGE_SIZE) + if (mmu->pg_sz_k != TO_KB(PAGE_SIZE)) panic("MMU pg size != PAGE_SIZE (%luk)\n", TO_KB(PAGE_SIZE)); /* Enable the MMU */ |
