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-rw-r--r--arch/arm/cpu/arm720t/interrupts.c6
-rw-r--r--arch/arm/cpu/arm920t/Makefile1
-rw-r--r--arch/arm/cpu/arm920t/s3c24x0/Makefile1
-rw-r--r--arch/arm/cpu/sa1100/cpu.c4
-rw-r--r--arch/arm/lib/interrupts.c73
-rw-r--r--arch/arm/lib/stack.c8
-rw-r--r--arch/arm/lib/vectors.S33
-rw-r--r--arch/arm/mach-davinci/misc.c2
-rw-r--r--arch/arm/mach-keystone/cmd_ddr3.c3
-rw-r--r--arch/avr32/cpu/exception.c4
-rw-r--r--arch/nds32/cpu/n1213/start.S18
11 files changed, 5 insertions, 148 deletions
diff --git a/arch/arm/cpu/arm720t/interrupts.c b/arch/arm/cpu/arm720t/interrupts.c
index e8ba1ae..1edb1a4 100644
--- a/arch/arm/cpu/arm720t/interrupts.c
+++ b/arch/arm/cpu/arm720t/interrupts.c
@@ -12,12 +12,6 @@
#include <common.h>
-#ifdef CONFIG_USE_IRQ
-void do_irq (struct pt_regs *pt_regs)
-{
-}
-#endif
-
#if defined(CONFIG_TEGRA)
static ulong timestamp;
static ulong lastdec;
diff --git a/arch/arm/cpu/arm920t/Makefile b/arch/arm/cpu/arm920t/Makefile
index 7aa432a..8faf34b 100644
--- a/arch/arm/cpu/arm920t/Makefile
+++ b/arch/arm/cpu/arm920t/Makefile
@@ -8,7 +8,6 @@
extra-y = start.o
obj-y += cpu.o
-obj-$(CONFIG_USE_IRQ) += interrupts.o
obj-$(CONFIG_EP93XX) += ep93xx/
obj-$(CONFIG_IMX) += imx/
diff --git a/arch/arm/cpu/arm920t/s3c24x0/Makefile b/arch/arm/cpu/arm920t/s3c24x0/Makefile
index e44c549..e78f8a0 100644
--- a/arch/arm/cpu/arm920t/s3c24x0/Makefile
+++ b/arch/arm/cpu/arm920t/s3c24x0/Makefile
@@ -5,7 +5,6 @@
# SPDX-License-Identifier: GPL-2.0+
#
-obj-$(CONFIG_USE_IRQ) += interrupts.o
obj-$(CONFIG_DISPLAY_CPUINFO) += cpu_info.o
obj-y += speed.o
obj-y += timer.o
diff --git a/arch/arm/cpu/sa1100/cpu.c b/arch/arm/cpu/sa1100/cpu.c
index 4c9752a..59585af 100644
--- a/arch/arm/cpu/sa1100/cpu.c
+++ b/arch/arm/cpu/sa1100/cpu.c
@@ -19,10 +19,6 @@
#include <asm/system.h>
#include <asm/io.h>
-#ifdef CONFIG_USE_IRQ
-DECLARE_GLOBAL_DATA_PTR;
-#endif
-
static void cache_flush(void);
int cleanup_before_linux (void)
diff --git a/arch/arm/lib/interrupts.c b/arch/arm/lib/interrupts.c
index ed83043..066c172 100644
--- a/arch/arm/lib/interrupts.c
+++ b/arch/arm/lib/interrupts.c
@@ -26,75 +26,6 @@
DECLARE_GLOBAL_DATA_PTR;
-#ifdef CONFIG_USE_IRQ
-int interrupt_init (void)
-{
- unsigned long cpsr;
-
- /*
- * setup up stacks if necessary
- */
- IRQ_STACK_START = gd->irq_sp - 4;
- IRQ_STACK_START_IN = gd->irq_sp + 8;
- FIQ_STACK_START = IRQ_STACK_START - CONFIG_STACKSIZE_IRQ;
-
-
- __asm__ __volatile__("mrs %0, cpsr\n"
- : "=r" (cpsr)
- :
- : "memory");
-
- __asm__ __volatile__("msr cpsr_c, %0\n"
- "mov sp, %1\n"
- :
- : "r" (IRQ_MODE | I_BIT | F_BIT | (cpsr & ~FIQ_MODE)),
- "r" (IRQ_STACK_START)
- : "memory");
-
- __asm__ __volatile__("msr cpsr_c, %0\n"
- "mov sp, %1\n"
- :
- : "r" (FIQ_MODE | I_BIT | F_BIT | (cpsr & ~IRQ_MODE)),
- "r" (FIQ_STACK_START)
- : "memory");
-
- __asm__ __volatile__("msr cpsr_c, %0"
- :
- : "r" (cpsr)
- : "memory");
-
- return arch_interrupt_init();
-}
-
-/* enable IRQ interrupts */
-void enable_interrupts (void)
-{
- unsigned long temp;
- __asm__ __volatile__("mrs %0, cpsr\n"
- "bic %0, %0, #0x80\n"
- "msr cpsr_c, %0"
- : "=r" (temp)
- :
- : "memory");
-}
-
-
-/*
- * disable IRQ/FIQ interrupts
- * returns true if interrupts had been enabled before we disabled them
- */
-int disable_interrupts (void)
-{
- unsigned long old,temp;
- __asm__ __volatile__("mrs %0, cpsr\n"
- "orr %1, %0, #0xc0\n"
- "msr cpsr_c, %1"
- : "=r" (old), "=r" (temp)
- :
- : "memory");
- return (old & 0x80) == 0;
-}
-#else
int interrupt_init (void)
{
/*
@@ -113,8 +44,6 @@ int disable_interrupts (void)
{
return 0;
}
-#endif
-
void bad_mode (void)
{
@@ -212,7 +141,6 @@ void do_fiq (struct pt_regs *pt_regs)
bad_mode ();
}
-#ifndef CONFIG_USE_IRQ
void do_irq (struct pt_regs *pt_regs)
{
efi_restore_gd();
@@ -220,4 +148,3 @@ void do_irq (struct pt_regs *pt_regs)
show_regs (pt_regs);
bad_mode ();
}
-#endif
diff --git a/arch/arm/lib/stack.c b/arch/arm/lib/stack.c
index 4614d26..737622d 100644
--- a/arch/arm/lib/stack.c
+++ b/arch/arm/lib/stack.c
@@ -25,14 +25,6 @@ int arch_reserve_stacks(void)
gd->irq_sp = gd->start_addr_sp;
# if !defined(CONFIG_ARM64)
-# ifdef CONFIG_USE_IRQ
- gd->start_addr_sp -= (CONFIG_STACKSIZE_IRQ + CONFIG_STACKSIZE_FIQ);
- debug("Reserving %zu Bytes for IRQ stack at: %08lx\n",
- CONFIG_STACKSIZE_IRQ + CONFIG_STACKSIZE_FIQ, gd->start_addr_sp);
-
- /* 8-byte alignment for ARM ABI compliance */
- gd->start_addr_sp &= ~0x07;
-# endif
/* leave 3 words for abort-stack, plus 1 for alignment */
gd->start_addr_sp -= 16;
# endif
diff --git a/arch/arm/lib/vectors.S b/arch/arm/lib/vectors.S
index 9fe7415..f53b1e9 100644
--- a/arch/arm/lib/vectors.S
+++ b/arch/arm/lib/vectors.S
@@ -128,19 +128,6 @@ fiq:
IRQ_STACK_START_IN:
.word 0x0badc0de
-#ifdef CONFIG_USE_IRQ
-/* IRQ stack memory (calculated at run-time) */
-.globl IRQ_STACK_START
-IRQ_STACK_START:
- .word 0x0badc0de
-
-/* IRQ stack memory (calculated at run-time) */
-.globl FIQ_STACK_START
-FIQ_STACK_START:
- .word 0x0badc0de
-
-#endif /* CONFIG_USE_IRQ */
-
@
@ IRQ stack frame.
@
@@ -264,24 +251,6 @@ not_used:
bad_save_user_regs
bl do_not_used
-#ifdef CONFIG_USE_IRQ
-
- .align 5
-irq:
- get_irq_stack
- irq_save_user_regs
- bl do_irq
- irq_restore_user_regs
-
- .align 5
-fiq:
- get_fiq_stack
- /* someone ought to write a more effiction fiq_save_user_regs */
- irq_save_user_regs
- bl do_fiq
- irq_restore_user_regs
-
-#else
.align 5
irq:
@@ -295,6 +264,4 @@ fiq:
bad_save_user_regs
bl do_fiq
-#endif /* CONFIG_USE_IRQ */
-
#endif /* CONFIG_SPL_BUILD */
diff --git a/arch/arm/mach-davinci/misc.c b/arch/arm/mach-davinci/misc.c
index e1064e0..ec331ba 100644
--- a/arch/arm/mach-davinci/misc.c
+++ b/arch/arm/mach-davinci/misc.c
@@ -107,7 +107,6 @@ void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr)
#endif /* CONFIG_DRIVER_TI_EMAC */
#if defined(CONFIG_SOC_DA8XX)
-#ifndef CONFIG_USE_IRQ
void irq_init(void)
{
/*
@@ -122,7 +121,6 @@ void irq_init(void)
writel(0xffffffff, &davinci_aintc_regs->ecr2);
writel(0xffffffff, &davinci_aintc_regs->ecr3);
}
-#endif
/*
* Enable PSC for various peripherals.
diff --git a/arch/arm/mach-keystone/cmd_ddr3.c b/arch/arm/mach-keystone/cmd_ddr3.c
index ea78ad8..d3eab07 100644
--- a/arch/arm/mach-keystone/cmd_ddr3.c
+++ b/arch/arm/mach-keystone/cmd_ddr3.c
@@ -15,12 +15,13 @@
DECLARE_GLOBAL_DATA_PTR;
#define DDR_MIN_ADDR CONFIG_SYS_SDRAM_BASE
+#define STACKSIZE (512 << 10) /* 512 KiB */
#define DDR_REMAP_ADDR 0x80000000
#define ECC_START_ADDR1 ((DDR_MIN_ADDR - DDR_REMAP_ADDR) >> 17)
#define ECC_END_ADDR1 (((gd->start_addr_sp - DDR_REMAP_ADDR - \
- CONFIG_STACKSIZE) >> 17) - 2)
+ STACKSIZE) >> 17) - 2)
#define DDR_TEST_BURST_SIZE 1024
diff --git a/arch/avr32/cpu/exception.c b/arch/avr32/cpu/exception.c
index d6991f6..22eab03 100644
--- a/arch/avr32/cpu/exception.c
+++ b/arch/avr32/cpu/exception.c
@@ -10,6 +10,8 @@
DECLARE_GLOBAL_DATA_PTR;
+#define STACKSIZE 2048
+
static const char * const cpu_modes[8] = {
"Application", "Supervisor", "Interrupt level 0", "Interrupt level 1",
"Interrupt level 2", "Interrupt level 3", "Exception", "NMI"
@@ -96,7 +98,7 @@ void do_unknown_exception(unsigned int ecr, struct pt_regs *regs)
printf("CPU Mode: %s\n", cpu_modes[mode]);
/* Avoid exception loops */
- if (regs->sp < (gd->start_addr_sp - CONFIG_STACKSIZE) ||
+ if (regs->sp < (gd->start_addr_sp - STACKSIZE) ||
regs->sp >= gd->start_addr_sp)
printf("\nStack pointer seems bogus, won't do stack dump\n");
else
diff --git a/arch/nds32/cpu/n1213/start.S b/arch/nds32/cpu/n1213/start.S
index 7b2b637..99971fd 100644
--- a/arch/nds32/cpu/n1213/start.S
+++ b/arch/nds32/cpu/n1213/start.S
@@ -90,24 +90,6 @@ _start: j reset
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
-/*
- * These are defined in the board-specific linker script.
- * Subtracting _start from them lets the linker put their
- * relative position in the executable instead of leaving
- * them null.
- */
-#ifdef CONFIG_USE_IRQ
-/* IRQ stack memory (calculated at run-time) */
-.globl IRQ_STACK_START
-IRQ_STACK_START:
- .word 0x0badc0de
-
-/* IRQ stack memory (calculated at run-time) */
-.globl FIQ_STACK_START
-FIQ_STACK_START:
- .word 0x0badc0de
-#endif
-
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
generated by cgit v0.10.2 at 2024-06-30 14:41:05 (GMT)