提交 cadbb580 编写于 作者: A Allen Pais 提交者: David S. Miller

sparc64: correctly recognise M6 and M7 cpu type

The following patch adds support for correctly
recognising M6 and M7 cpu type.
Signed-off-by: NAllen Pais <allen.pais@oracle.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 619df5d2
......@@ -45,6 +45,8 @@
#define SUN4V_CHIP_NIAGARA3 0x03
#define SUN4V_CHIP_NIAGARA4 0x04
#define SUN4V_CHIP_NIAGARA5 0x05
#define SUN4V_CHIP_SPARC_M6 0x06
#define SUN4V_CHIP_SPARC_M7 0x07
#define SUN4V_CHIP_SPARC64X 0x8a
#define SUN4V_CHIP_UNKNOWN 0xff
......
......@@ -494,6 +494,18 @@ static void __init sun4v_cpu_probe(void)
sparc_pmu_type = "niagara5";
break;
case SUN4V_CHIP_SPARC_M6:
sparc_cpu_type = "SPARC-M6";
sparc_fpu_type = "SPARC-M6 integrated FPU";
sparc_pmu_type = "sparc-m6";
break;
case SUN4V_CHIP_SPARC_M7:
sparc_cpu_type = "SPARC-M7";
sparc_fpu_type = "SPARC-M7 integrated FPU";
sparc_pmu_type = "sparc-m7";
break;
case SUN4V_CHIP_SPARC64X:
sparc_cpu_type = "SPARC64-X";
sparc_fpu_type = "SPARC64-X integrated FPU";
......
......@@ -427,6 +427,12 @@ sun4v_chip_type:
cmp %g2, '5'
be,pt %xcc, 5f
mov SUN4V_CHIP_NIAGARA5, %g4
cmp %g2, '6'
be,pt %xcc, 5f
mov SUN4V_CHIP_SPARC_M6, %g4
cmp %g2, '7'
be,pt %xcc, 5f
mov SUN4V_CHIP_SPARC_M7, %g4
ba,pt %xcc, 49f
nop
......@@ -583,6 +589,12 @@ niagara_tlb_fixup:
be,pt %xcc, niagara4_patch
nop
cmp %g1, SUN4V_CHIP_NIAGARA5
be,pt %xcc, niagara4_patch
nop
cmp %g1, SUN4V_CHIP_SPARC_M6
be,pt %xcc, niagara4_patch
nop
cmp %g1, SUN4V_CHIP_SPARC_M7
be,pt %xcc, niagara4_patch
nop
......
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