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powerpc: Add initial e6500 cpu support

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Add basic support for e6500 core in its single threaded mode.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2011-11-06 11:51:07 -06:00 committed by galak
parent f0b8b3417d
commit 10241842fb
2 changed files with 26 additions and 4 deletions
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12
arch/powerpc/include/asm/cputable.h
View file

@ -390,6 +390,10 @@ extern const char *powerpc_base_platform;
CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_DEBUG_LVL_EXC)
#define CPU_FTRS_E6500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \
CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_DEBUG_LVL_EXC)
#define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
/* 64-bit CPUs */
@ -442,7 +446,7 @@ extern const char *powerpc_base_platform;
#ifdef __powerpc64__
#ifdef CONFIG_PPC_BOOK3E
#define CPU_FTRS_POSSIBLE (CPU_FTRS_E5500 | CPU_FTRS_A2)
#define CPU_FTRS_POSSIBLE (CPU_FTRS_E6500 | CPU_FTRS_E5500 | CPU_FTRS_A2)
#else
#define CPU_FTRS_POSSIBLE \
(CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
@ -483,7 +487,7 @@ enum {
#endif
#ifdef CONFIG_E500
CPU_FTRS_E500 | CPU_FTRS_E500_2 | CPU_FTRS_E500MC |
CPU_FTRS_E5500 |
CPU_FTRS_E5500 | CPU_FTRS_E6500 |
#endif
0,
};
@ -491,7 +495,7 @@ enum {
#ifdef __powerpc64__
#ifdef CONFIG_PPC_BOOK3E
#define CPU_FTRS_ALWAYS (CPU_FTRS_E5500 & CPU_FTRS_A2)
#define CPU_FTRS_ALWAYS (CPU_FTRS_E6500 & CPU_FTRS_E5500 & CPU_FTRS_A2)
#else
#define CPU_FTRS_ALWAYS \
(CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
@ -528,7 +532,7 @@ enum {
#endif
#ifdef CONFIG_E500
CPU_FTRS_E500 & CPU_FTRS_E500_2 & CPU_FTRS_E500MC &
CPU_FTRS_E5500 &
CPU_FTRS_E5500 & CPU_FTRS_E6500 &
#endif
CPU_FTRS_POSSIBLE,
};

18
arch/powerpc/kernel/cputable.c
View file

@ -2019,6 +2019,24 @@ static struct cpu_spec __initdata cpu_specs[] = {
.machine_check = machine_check_e500mc,
.platform = "ppce5500",
},
{ /* e6500 */
.pvr_mask = 0xffff0000,
.pvr_value = 0x80400000,
.cpu_name = "e6500",
.cpu_features = CPU_FTRS_E6500,
.cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
.mmu_features = MMU_FTR_TYPE_FSL_E | MMU_FTR_BIG_PHYS |
MMU_FTR_USE_TLBILX,
.icache_bsize = 64,
.dcache_bsize = 64,
.num_pmcs = 4,
.oprofile_cpu_type = "ppc/e6500",
.oprofile_type = PPC_OPROFILE_FSL_EMB,
.cpu_setup = __setup_cpu_e5500,
.cpu_restore = __restore_cpu_e5500,
.machine_check = machine_check_e500mc,
.platform = "ppce6500",
},
#ifdef CONFIG_PPC32
{ /* default match */
.pvr_mask = 0x00000000,