[PATCH v1 18/20] powerpc/32s: Regroup 603 based CPUs in cputable

Christophe Leroy christophe.leroy at csgroup.eu
Thu Oct 22 17:29:43 AEDT 2020


In order to selectively build the kernel for 603 SW TLB handling,
regroup all 603 based CPUs together.

Signed-off-by: Christophe Leroy <christophe.leroy at csgroup.eu>
---
 arch/powerpc/include/asm/cputable.h | 14 +++---
 arch/powerpc/kernel/cputable.c      | 78 ++++++++++++++---------------
 2 files changed, 47 insertions(+), 45 deletions(-)

diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index c596bab134e2..89f2d6b68cd7 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -510,15 +510,16 @@ static inline void cpu_feature_keys_init(void) { }
 enum {
 	CPU_FTRS_POSSIBLE =
 #ifdef CONFIG_PPC_BOOK3S_32
-	    CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
+	    CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
 	    CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
 	    CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
 	    CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
 	    CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
 	    CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
-	    CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
-	    CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
+	    CPU_FTRS_7447 | CPU_FTRS_7447A |
 	    CPU_FTRS_CLASSIC32 |
+	    CPU_FTRS_603 | CPU_FTRS_82XX |
+	    CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
 #endif
 #ifdef CONFIG_PPC_8xx
 	    CPU_FTRS_8XX |
@@ -584,15 +585,16 @@ enum {
 enum {
 	CPU_FTRS_ALWAYS =
 #ifdef CONFIG_PPC_BOOK3S_32
-	    CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
+	    CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
 	    CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
 	    CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
 	    CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
 	    CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
 	    CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
-	    CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
-	    CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
+	    CPU_FTRS_7447 & CPU_FTRS_7447A &
 	    CPU_FTRS_CLASSIC32 &
+	    CPU_FTRS_603 & CPU_FTRS_82XX &
+	    CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
 #endif
 #ifdef CONFIG_PPC_8xx
 	    CPU_FTRS_8XX &
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 0828a7756595..ba96127d2e8c 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -610,45 +610,6 @@ static struct cpu_spec __initdata cpu_specs[] = {
 
 #ifdef CONFIG_PPC32
 #ifdef CONFIG_PPC_BOOK3S_32
-	{	/* 603 */
-		.pvr_mask		= 0xffff0000,
-		.pvr_value		= 0x00030000,
-		.cpu_name		= "603",
-		.cpu_features		= CPU_FTRS_603,
-		.cpu_user_features	= COMMON_USER | PPC_FEATURE_PPC_LE,
-		.mmu_features		= 0,
-		.icache_bsize		= 32,
-		.dcache_bsize		= 32,
-		.cpu_setup		= __setup_cpu_603,
-		.machine_check		= machine_check_generic,
-		.platform		= "ppc603",
-	},
-	{	/* 603e */
-		.pvr_mask		= 0xffff0000,
-		.pvr_value		= 0x00060000,
-		.cpu_name		= "603e",
-		.cpu_features		= CPU_FTRS_603,
-		.cpu_user_features	= COMMON_USER | PPC_FEATURE_PPC_LE,
-		.mmu_features		= 0,
-		.icache_bsize		= 32,
-		.dcache_bsize		= 32,
-		.cpu_setup		= __setup_cpu_603,
-		.machine_check		= machine_check_generic,
-		.platform		= "ppc603",
-	},
-	{	/* 603ev */
-		.pvr_mask		= 0xffff0000,
-		.pvr_value		= 0x00070000,
-		.cpu_name		= "603ev",
-		.cpu_features		= CPU_FTRS_603,
-		.cpu_user_features	= COMMON_USER | PPC_FEATURE_PPC_LE,
-		.mmu_features		= 0,
-		.icache_bsize		= 32,
-		.dcache_bsize		= 32,
-		.cpu_setup		= __setup_cpu_603,
-		.machine_check		= machine_check_generic,
-		.platform		= "ppc603",
-	},
 	{	/* 604 */
 		.pvr_mask		= 0xffff0000,
 		.pvr_value		= 0x00040000,
@@ -1138,6 +1099,45 @@ static struct cpu_spec __initdata cpu_specs[] = {
 		.machine_check		= machine_check_generic,
 		.platform		= "ppc7450",
 	},
+	{	/* 603 */
+		.pvr_mask		= 0xffff0000,
+		.pvr_value		= 0x00030000,
+		.cpu_name		= "603",
+		.cpu_features		= CPU_FTRS_603,
+		.cpu_user_features	= COMMON_USER | PPC_FEATURE_PPC_LE,
+		.mmu_features		= 0,
+		.icache_bsize		= 32,
+		.dcache_bsize		= 32,
+		.cpu_setup		= __setup_cpu_603,
+		.machine_check		= machine_check_generic,
+		.platform		= "ppc603",
+	},
+	{	/* 603e */
+		.pvr_mask		= 0xffff0000,
+		.pvr_value		= 0x00060000,
+		.cpu_name		= "603e",
+		.cpu_features		= CPU_FTRS_603,
+		.cpu_user_features	= COMMON_USER | PPC_FEATURE_PPC_LE,
+		.mmu_features		= 0,
+		.icache_bsize		= 32,
+		.dcache_bsize		= 32,
+		.cpu_setup		= __setup_cpu_603,
+		.machine_check		= machine_check_generic,
+		.platform		= "ppc603",
+	},
+	{	/* 603ev */
+		.pvr_mask		= 0xffff0000,
+		.pvr_value		= 0x00070000,
+		.cpu_name		= "603ev",
+		.cpu_features		= CPU_FTRS_603,
+		.cpu_user_features	= COMMON_USER | PPC_FEATURE_PPC_LE,
+		.mmu_features		= 0,
+		.icache_bsize		= 32,
+		.dcache_bsize		= 32,
+		.cpu_setup		= __setup_cpu_603,
+		.machine_check		= machine_check_generic,
+		.platform		= "ppc603",
+	},
 	{	/* 82xx (8240, 8245, 8260 are all 603e cores) */
 		.pvr_mask		= 0x7fff0000,
 		.pvr_value		= 0x00810000,
-- 
2.25.0



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