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Date: Mon, 6 May 2024 22:51:51 +1000
From: Michael Ellerman <mpe@...erman.id.au>
To: <linuxppc-dev@...ts.ozlabs.org>
Cc: <linux-kernel@...r.kernel.org>,
<christophe.leroy@...roup.eu>
Subject: [PATCH 6/7] powerpc: Replace CONFIG_4xx with CONFIG_44x
Replace 4xx usage with 44x, and replace 4xx_SOC with 44x.
Signed-off-by: Michael Ellerman <mpe@...erman.id.au>
---
arch/powerpc/Kconfig | 5 +----
arch/powerpc/include/asm/cacheflush.h | 2 +-
arch/powerpc/include/asm/ppc_asm.h | 2 +-
arch/powerpc/kernel/entry_32.S | 6 +++---
arch/powerpc/kernel/process.c | 2 +-
arch/powerpc/mm/fault.c | 4 ++--
arch/powerpc/mm/ptdump/Makefile | 2 +-
arch/powerpc/platforms/4xx/Makefile | 2 +-
arch/powerpc/platforms/Kconfig.cputype | 8 +-------
arch/powerpc/sysdev/Kconfig | 4 ++--
10 files changed, 14 insertions(+), 23 deletions(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 9a7d2b218516..2b6fa87464a5 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -488,7 +488,7 @@ source "kernel/Kconfig.hz"
config MATH_EMULATION
bool "Math emulation"
- depends on 4xx || PPC_8xx || PPC_MPC832x || BOOKE || PPC_MICROWATT
+ depends on 44x || PPC_8xx || PPC_MPC832x || BOOKE || PPC_MICROWATT
select PPC_FPU_REGS
help
Some PowerPC chips designed for embedded applications do not have
@@ -1102,9 +1102,6 @@ config PPC4xx_CPM
It also enables support for two different idle states (idle-wait
and idle-doze).
-config 4xx_SOC
- bool
-
config FSL_LBC
bool "Freescale Local Bus support"
help
diff --git a/arch/powerpc/include/asm/cacheflush.h b/arch/powerpc/include/asm/cacheflush.h
index ef7d2de33b89..f2656774aaa9 100644
--- a/arch/powerpc/include/asm/cacheflush.h
+++ b/arch/powerpc/include/asm/cacheflush.h
@@ -121,7 +121,7 @@ static inline void invalidate_dcache_range(unsigned long start,
mb(); /* sync */
}
-#ifdef CONFIG_4xx
+#ifdef CONFIG_44x
static inline void flush_instruction_cache(void)
{
iccci((void *)KERNELBASE);
diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h
index 1d1018c1e482..02897f4b0dbf 100644
--- a/arch/powerpc/include/asm/ppc_asm.h
+++ b/arch/powerpc/include/asm/ppc_asm.h
@@ -482,7 +482,7 @@ END_FTR_SECTION_NESTED(CPU_FTR_CELL_TB_BUG, CPU_FTR_CELL_TB_BUG, 96)
* and they must be used.
*/
-#if !defined(CONFIG_4xx) && !defined(CONFIG_PPC_8xx)
+#if !defined(CONFIG_44x) && !defined(CONFIG_PPC_8xx)
#define tlbia \
li r4,1024; \
mtctr r4; \
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index 1522164b10e4..98ad926c056f 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -211,7 +211,7 @@ start_kernel_thread:
.globl fast_exception_return
fast_exception_return:
-#if !(defined(CONFIG_4xx) || defined(CONFIG_BOOKE))
+#if !(defined(CONFIG_44x) || defined(CONFIG_BOOKE))
andi. r10,r9,MSR_RI /* check for recoverable interrupt */
beq 3f /* if not, we've got problems */
#endif
@@ -365,7 +365,7 @@ ALT_FTR_SECTION_END_IFCLR(CPU_FTR_STCX_CHECKS_ADDRESS)
rfi
_ASM_NOKPROBE_SYMBOL(interrupt_return)
-#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
+#if defined(CONFIG_44x) || defined(CONFIG_BOOKE)
/*
* Returning from a critical interrupt in user mode doesn't need
@@ -469,4 +469,4 @@ ret_from_mcheck_exc:
RET_FROM_EXC_LEVEL(SPRN_MCSRR0, SPRN_MCSRR1, PPC_RFMCI)
_ASM_NOKPROBE_SYMBOL(ret_from_mcheck_exc)
#endif /* CONFIG_BOOKE */
-#endif /* !(CONFIG_4xx || CONFIG_BOOKE) */
+#endif /* !(CONFIG_44x || CONFIG_BOOKE) */
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 196cfa41ad6e..cddb4c099bbd 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1566,7 +1566,7 @@ static void __show_regs(struct pt_regs *regs)
if (trap == INTERRUPT_MACHINE_CHECK ||
trap == INTERRUPT_DATA_STORAGE ||
trap == INTERRUPT_ALIGNMENT) {
- if (IS_ENABLED(CONFIG_4xx) || IS_ENABLED(CONFIG_BOOKE))
+ if (IS_ENABLED(CONFIG_44x) || IS_ENABLED(CONFIG_BOOKE))
pr_cont("DEAR: "REG" ESR: "REG" ", regs->dear, regs->esr);
else
pr_cont("DAR: "REG" DSISR: %08lx ", regs->dar, regs->dsisr);
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 53335ae21a40..9af44ddf4b53 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -361,13 +361,13 @@ static void sanity_check_fault(bool is_write, bool is_user,
* Define the correct "is_write" bit in error_code based
* on the processor family
*/
-#if (defined(CONFIG_4xx) || defined(CONFIG_BOOKE))
+#if (defined(CONFIG_44x) || defined(CONFIG_BOOKE))
#define page_fault_is_write(__err) ((__err) & ESR_DST)
#else
#define page_fault_is_write(__err) ((__err) & DSISR_ISSTORE)
#endif
-#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
+#if defined(CONFIG_44x) || defined(CONFIG_BOOKE)
#define page_fault_is_bad(__err) (0)
#elif defined(CONFIG_PPC_8xx)
#define page_fault_is_bad(__err) ((__err) & DSISR_NOEXEC_OR_G)
diff --git a/arch/powerpc/mm/ptdump/Makefile b/arch/powerpc/mm/ptdump/Makefile
index dc896d2874f3..0f7a050f327e 100644
--- a/arch/powerpc/mm/ptdump/Makefile
+++ b/arch/powerpc/mm/ptdump/Makefile
@@ -2,7 +2,7 @@
obj-y += ptdump.o
-obj-$(CONFIG_4xx) += shared.o
+obj-$(CONFIG_44x) += shared.o
obj-$(CONFIG_PPC_8xx) += 8xx.o
obj-$(CONFIG_PPC_E500) += shared.o
obj-$(CONFIG_PPC_BOOK3S_32) += shared.o
diff --git a/arch/powerpc/platforms/4xx/Makefile b/arch/powerpc/platforms/4xx/Makefile
index 2071a0abe09b..7f57c35f8dec 100644
--- a/arch/powerpc/platforms/4xx/Makefile
+++ b/arch/powerpc/platforms/4xx/Makefile
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0-only
obj-y += uic.o machine_check.o
-obj-$(CONFIG_4xx_SOC) += soc.o
+obj-$(CONFIG_44x) += soc.o
obj-$(CONFIG_PCI) += pci.o
obj-$(CONFIG_PPC4xx_HSTA_MSI) += hsta_msi.o
obj-$(CONFIG_PPC4xx_CPM) += cpm.o
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 55337628bf92..ce1ff72dc537 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -47,7 +47,6 @@ config 44x
bool "AMCC 44x, 46x or 47x"
select PPC_DCR_NATIVE
select PPC_UDBG_16550
- select 4xx_SOC
select HAVE_PCI
select PHYS_64BIT
select PPC_KUEP
@@ -325,11 +324,6 @@ config FSL_EMB_PERF_EVENT_E500
depends on FSL_EMB_PERF_EVENT && PPC_E500
default y
-config 4xx
- bool
- depends on 44x
- default y
-
config BOOKE
bool
depends on PPC_E500 || 44x
@@ -564,7 +558,7 @@ config NR_CPUS
config NOT_COHERENT_CACHE
bool
- depends on 4xx || PPC_8xx || PPC_MPC512x || \
+ depends on 44x || PPC_8xx || PPC_MPC512x || \
GAMECUBE_COMMON || AMIGAONE
select ARCH_HAS_DMA_PREP_COHERENT
select ARCH_HAS_SYNC_DMA_FOR_DEVICE
diff --git a/arch/powerpc/sysdev/Kconfig b/arch/powerpc/sysdev/Kconfig
index 5aa92ff3622d..18ff2c4a814a 100644
--- a/arch/powerpc/sysdev/Kconfig
+++ b/arch/powerpc/sysdev/Kconfig
@@ -5,12 +5,12 @@
config PPC4xx_PCI_EXPRESS
bool
- depends on PCI && 4xx
+ depends on PCI && 44x
config PPC4xx_HSTA_MSI
bool
depends on PCI_MSI
- depends on PCI && 4xx
+ depends on PCI && 44x
config PPC_MSI_BITMAP
bool
--
2.45.0
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