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-rw-r--r--arch/xtensa/kernel/setup.c1
-rw-r--r--arch/xtensa/kernel/vmlinux.lds.S78
-rw-r--r--include/asm-xtensa/bitops.h15
-rw-r--r--include/asm-xtensa/byteorder.h3
-rw-r--r--include/asm-xtensa/mmu_context.h1
-rw-r--r--include/asm-xtensa/page.h2
-rw-r--r--include/asm-xtensa/param.h4
-rw-r--r--include/asm-xtensa/ptrace.h5
-rw-r--r--include/asm-xtensa/shmparam.h2
-rw-r--r--include/asm-xtensa/thread_info.h2
10 files changed, 50 insertions, 63 deletions
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index 1ecf6716c327..2e8d398cf196 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -41,6 +41,7 @@
#include <asm/platform.h>
#include <asm/page.h>
#include <asm/setup.h>
+#include <asm/param.h>
#if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_DUMMY_CONSOLE)
struct screen_info screen_info = { 0, 24, 0, 0, 0, 80, 0, 0, 0, 24, 1, 16};
diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S
index 4b7b4ff79973..b0582c3c5f8d 100644
--- a/arch/xtensa/kernel/vmlinux.lds.S
+++ b/arch/xtensa/kernel/vmlinux.lds.S
@@ -84,9 +84,7 @@ SECTIONS
{
/* The .head.text section must be the first section! */
*(.head.text)
- *(.literal)
- TEXT_TEXT
- *(.srom.text)
+ *(.literal .text)
VMLINUX_SYMBOL(__sched_text_start) = .;
*(.sched.literal .sched.text)
VMLINUX_SYMBOL(__sched_text_end) = .;
@@ -96,6 +94,7 @@ SECTIONS
}
_etext = .;
+ PROVIDE (etext = .);
. = ALIGN(16);
@@ -103,32 +102,6 @@ SECTIONS
/* Relocation table */
- . = ALIGN(16);
- __boot_reloc_table_start = ABSOLUTE(.);
-
- __relocate : {
-
- RELOCATE_ENTRY(_WindowVectors_text,
- .WindowVectors.text);
-#if 0
- RELOCATE_ENTRY(_KernelExceptionVector_literal,
- .KernelExceptionVector.literal);
-#endif
- RELOCATE_ENTRY(_KernelExceptionVector_text,
- .KernelExceptionVector.text);
-#if 0
- RELOCATE_ENTRY(_UserExceptionVector_literal,
- .UserExceptionVector.literal);
-#endif
- RELOCATE_ENTRY(_UserExceptionVector_text,
- .UserExceptionVector.text);
- RELOCATE_ENTRY(_DoubleExceptionVector_literal,
- .DoubleExceptionVector.literal);
- RELOCATE_ENTRY(_DoubleExceptionVector_text,
- .DoubleExceptionVector.text);
- }
- __boot_reloc_table_end = ABSOLUTE(.) ;
-
.fixup : { *(.fixup) }
. = ALIGN(16);
@@ -145,8 +118,7 @@ SECTIONS
_fdata = .;
.data :
{
- DATA_DATA
- CONSTRUCTORS
+ *(.data) CONSTRUCTORS
. = ALIGN(XCHAL_ICACHE_LINESIZE);
*(.data.cacheline_aligned)
}
@@ -174,6 +146,22 @@ SECTIONS
__tagtable_begin = .;
*(.taglist)
__tagtable_end = .;
+
+ . = ALIGN(16);
+ __boot_reloc_table_start = ABSOLUTE(.);
+
+ RELOCATE_ENTRY(_WindowVectors_text,
+ .WindowVectors.text);
+ RELOCATE_ENTRY(_KernelExceptionVector_text,
+ .KernelExceptionVector.text);
+ RELOCATE_ENTRY(_UserExceptionVector_text,
+ .UserExceptionVector.text);
+ RELOCATE_ENTRY(_DoubleExceptionVector_literal,
+ .DoubleExceptionVector.literal);
+ RELOCATE_ENTRY(_DoubleExceptionVector_text,
+ .DoubleExceptionVector.text);
+
+ __boot_reloc_table_end = ABSOLUTE(.) ;
}
. = ALIGN(XCHAL_ICACHE_LINESIZE);
@@ -194,16 +182,6 @@ SECTIONS
SECURITY_INIT
- . = ALIGN(4);
-
- __start___ftr_fixup = .;
- __ftr_fixup : { *(__ftr_fixup) }
- __stop___ftr_fixup = .;
-
- . = ALIGN(4096);
- __per_cpu_start = .;
- .data.percpu : { *(.data.percpu) }
- __per_cpu_end = .;
#ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(4096);
@@ -212,6 +190,12 @@ SECTIONS
__initramfs_end = .;
#endif
+ . = ALIGN(4096);
+ __per_cpu_start = .;
+ .data.percpu : { *(.data.percpu) }
+ __per_cpu_end = .;
+
+
/* We need this dummy segment here */
. = ALIGN(4);
@@ -273,9 +257,9 @@ SECTIONS
/* BSS section */
_bss_start = .;
- .sbss : { *(.sbss) *(.scommon) }
- .bss : { *(COMMON) *(.bss) }
+ .bss : { *(.bss.page_aligned) *(.bss) }
_bss_end = .;
+
_end = .;
/* only used by the boot loader */
@@ -293,16 +277,16 @@ SECTIONS
*(.ResetVector.text)
}
-
/* Sections to be discarded */
/DISCARD/ :
{
- *(.text.exit)
- *(.text.exit.literal)
- *(.data.exit)
+ *(.exit.literal .exit.text)
+ *(.exit.data)
*(.exitcall.exit)
}
+ .xt.lit : { *(.xt.lit) }
+ .xt.prop : { *(.xt.prop) }
.debug 0 : { *(.debug) }
.line 0 : { *(.line) }
diff --git a/include/asm-xtensa/bitops.h b/include/asm-xtensa/bitops.h
index 96303dff3ee4..1c1e0d933eea 100644
--- a/include/asm-xtensa/bitops.h
+++ b/include/asm-xtensa/bitops.h
@@ -57,9 +57,6 @@ static inline int __ffs(unsigned long x)
return 31 - __cntlz(x & -x);
}
-
-#ifdef __KERNEL__
-
/*
* ffs: Find first bit set in word. This is defined the same way as
* the libc and compiler builtin ffs routines, therefore
@@ -97,11 +94,15 @@ static inline int fls (unsigned int x)
#include <asm-generic/bitops/ext2-non-atomic.h>
#ifdef __XTENSA_EL__
-# define ext2_set_bit_atomic(lock,nr,addr) test_and_set_bit((nr),(addr))
-# define ext2_clear_bit_atomic(lock,nr,addr) test_and_clear_bit((nr),(addr))
+# define ext2_set_bit_atomic(lock,nr,addr) \
+ test_and_set_bit((nr), (unsigned long*)(addr))
+# define ext2_clear_bit_atomic(lock,nr,addr) \
+ test_and_clear_bit((nr), (unsigned long*)(addr))
#elif defined(__XTENSA_EB__)
-# define ext2_set_bit_atomic(lock,nr,addr) test_and_set_bit((nr) ^ 0x18, (addr))
-# define ext2_clear_bit_atomic(lock,nr,addr) test_and_clear_bit((nr)^0x18,(addr))
+# define ext2_set_bit_atomic(lock,nr,addr) \
+ test_and_set_bit((nr) ^ 0x18, (unsigned long*)(addr))
+# define ext2_clear_bit_atomic(lock,nr,addr) \
+ test_and_clear_bit((nr) ^ 0x18, (unsigned long*)(addr))
#else
# error processor byte order undefined!
#endif
diff --git a/include/asm-xtensa/byteorder.h b/include/asm-xtensa/byteorder.h
index 0f540a5f4c01..765edf17a9a4 100644
--- a/include/asm-xtensa/byteorder.h
+++ b/include/asm-xtensa/byteorder.h
@@ -12,6 +12,7 @@
#define _XTENSA_BYTEORDER_H
#include <asm/types.h>
+#include <linux/compiler.h>
static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x)
{
@@ -78,4 +79,4 @@ static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 x)
# error processor byte order undefined!
#endif
-#endif /* __ASM_XTENSA_BYTEORDER_H */
+#endif /* _XTENSA_BYTEORDER_H */
diff --git a/include/asm-xtensa/mmu_context.h b/include/asm-xtensa/mmu_context.h
index 92f948392ebc..c0fd8e5b4513 100644
--- a/include/asm-xtensa/mmu_context.h
+++ b/include/asm-xtensa/mmu_context.h
@@ -14,6 +14,7 @@
#define _XTENSA_MMU_CONTEXT_H
#include <linux/stringify.h>
+#include <linux/sched.h>
#include <asm/pgtable.h>
#include <asm/cacheflush.h>
diff --git a/include/asm-xtensa/page.h b/include/asm-xtensa/page.h
index c631d006194b..1213cde75438 100644
--- a/include/asm-xtensa/page.h
+++ b/include/asm-xtensa/page.h
@@ -131,6 +131,6 @@ void copy_user_page(void *to,void* from,unsigned long vaddr,struct page* page);
#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \
VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-#endif /* __KERNEL__ */
#include <asm-generic/memory_model.h>
+#endif /* __KERNEL__ */
#endif /* _XTENSA_PAGE_H */
diff --git a/include/asm-xtensa/param.h b/include/asm-xtensa/param.h
index 6f281392e3f8..ce3a336cad07 100644
--- a/include/asm-xtensa/param.h
+++ b/include/asm-xtensa/param.h
@@ -11,15 +11,13 @@
#ifndef _XTENSA_PARAM_H
#define _XTENSA_PARAM_H
-#include <asm/variant/core.h>
-
#ifdef __KERNEL__
# define HZ 100 /* internal timer frequency */
# define USER_HZ 100 /* for user interfaces in "ticks" */
# define CLOCKS_PER_SEC (USER_HZ) /* frequnzy at which times() counts */
#endif
-#define EXEC_PAGESIZE (1 << XCHAL_MMU_MIN_PTE_PAGE_SIZE)
+#define EXEC_PAGESIZE 4096
#ifndef NGROUPS
#define NGROUPS 32
diff --git a/include/asm-xtensa/ptrace.h b/include/asm-xtensa/ptrace.h
index 1b7fe363fad1..cad83e814d69 100644
--- a/include/asm-xtensa/ptrace.h
+++ b/include/asm-xtensa/ptrace.h
@@ -11,8 +11,6 @@
#ifndef _XTENSA_PTRACE_H
#define _XTENSA_PTRACE_H
-#include <asm/variant/core.h>
-
/*
* Kernel stack
*
@@ -113,6 +111,9 @@ struct pt_regs {
};
#ifdef __KERNEL__
+
+#include <asm/variant/core.h>
+
# define task_pt_regs(tsk) ((struct pt_regs*) \
(task_stack_page(tsk) + KERNEL_STACK_SIZE - (XCHAL_NUM_AREGS-16)*4) - 1)
# define user_mode(regs) (((regs)->ps & 0x00000020)!=0)
diff --git a/include/asm-xtensa/shmparam.h b/include/asm-xtensa/shmparam.h
index d3b65bfa71c3..c8cc16c3da9e 100644
--- a/include/asm-xtensa/shmparam.h
+++ b/include/asm-xtensa/shmparam.h
@@ -9,8 +9,6 @@
#ifndef _XTENSA_SHMPARAM_H
#define _XTENSA_SHMPARAM_H
-#include <asm/processor.h>
-
/*
* Xtensa can have variable size caches, and if
* the size of single way is larger than the page size,
diff --git a/include/asm-xtensa/thread_info.h b/include/asm-xtensa/thread_info.h
index 5ae34ab71597..3fa29799b435 100644
--- a/include/asm-xtensa/thread_info.h
+++ b/include/asm-xtensa/thread_info.h
@@ -116,6 +116,7 @@ static inline struct thread_info *current_thread_info(void)
#define TIF_SINGLESTEP 4 /* restore singlestep on return to user mode */
#define TIF_IRET 5 /* return with iret */
#define TIF_MEMDIE 6
+#define TIF_RESTORE_SIGMASK 7 /* restore signal mask in do_signal() */
#define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */
#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE)
@@ -125,6 +126,7 @@ static inline struct thread_info *current_thread_info(void)
#define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP)
#define _TIF_IRET (1<<TIF_IRET)
#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
+#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK)
#define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */
#define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.