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-rw-r--r--arch/microblaze/configs/mmu_defconfig2
-rw-r--r--arch/microblaze/include/asm/Kbuild1
-rw-r--r--arch/microblaze/include/asm/flat.h2
-rw-r--r--arch/microblaze/include/asm/page.h6
-rw-r--r--arch/microblaze/include/asm/pgalloc.h7
-rw-r--r--arch/microblaze/include/uapi/asm/setup.h3
-rw-r--r--arch/microblaze/kernel/Makefile1
-rw-r--r--arch/microblaze/kernel/cpu/cpuinfo-static.c2
-rw-r--r--arch/microblaze/kernel/cpu/mb.c10
-rw-r--r--arch/microblaze/kernel/microblaze_ksyms.c10
-rw-r--r--arch/microblaze/kernel/prom.c2
-rw-r--r--arch/microblaze/kernel/sys_microblaze.c2
-rw-r--r--arch/microblaze/kernel/syscalls/syscall.tbl6
-rw-r--r--arch/microblaze/mm/init.c32
14 files changed, 30 insertions, 56 deletions
diff --git a/arch/microblaze/configs/mmu_defconfig b/arch/microblaze/configs/mmu_defconfig
index 4da7bc4ac4a3..176314f3c9aa 100644
--- a/arch/microblaze/configs/mmu_defconfig
+++ b/arch/microblaze/configs/mmu_defconfig
@@ -4,7 +4,7 @@ CONFIG_AUDIT=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_EXPERT=y
-# CONFIG_BASE_FULL is not set
+CONFIG_BASE_SMALL=y
CONFIG_KALLSYMS_ALL=y
CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR=1
CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR=1
diff --git a/arch/microblaze/include/asm/Kbuild b/arch/microblaze/include/asm/Kbuild
index a055f5dbe00a..7178f990e8b3 100644
--- a/arch/microblaze/include/asm/Kbuild
+++ b/arch/microblaze/include/asm/Kbuild
@@ -8,3 +8,4 @@ generic-y += parport.h
generic-y += syscalls.h
generic-y += tlb.h
generic-y += user.h
+generic-y += text-patching.h
diff --git a/arch/microblaze/include/asm/flat.h b/arch/microblaze/include/asm/flat.h
index 79a749f4ad04..edff4306fa70 100644
--- a/arch/microblaze/include/asm/flat.h
+++ b/arch/microblaze/include/asm/flat.h
@@ -8,7 +8,7 @@
#ifndef _ASM_MICROBLAZE_FLAT_H
#define _ASM_MICROBLAZE_FLAT_H
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
/*
* Microblaze works a little differently from other arches, because
diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h
index 8810f4f1c3b0..90fc9c81debd 100644
--- a/arch/microblaze/include/asm/page.h
+++ b/arch/microblaze/include/asm/page.h
@@ -19,10 +19,7 @@
#ifdef __KERNEL__
-/* PAGE_SHIFT determines the page size */
-#define PAGE_SHIFT CONFIG_PAGE_SHIFT
-#define PAGE_SIZE (ASM_CONST(1) << PAGE_SHIFT)
-#define PAGE_MASK (~(PAGE_SIZE-1))
+#include <vdso/page.h>
#define LOAD_OFFSET ASM_CONST((CONFIG_KERNEL_START-CONFIG_KERNEL_BASE_ADDR))
@@ -101,7 +98,6 @@ extern int page_is_ram(unsigned long pfn);
# define virt_to_page(kaddr) (pfn_to_page(__pa(kaddr) >> PAGE_SHIFT))
# define page_to_virt(page) __va(page_to_pfn(page) << PAGE_SHIFT)
-# define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)
# define ARCH_PFN_OFFSET (memory_start >> PAGE_SHIFT)
# endif /* __ASSEMBLY__ */
diff --git a/arch/microblaze/include/asm/pgalloc.h b/arch/microblaze/include/asm/pgalloc.h
index 6c33b05f730f..084a8a0dc239 100644
--- a/arch/microblaze/include/asm/pgalloc.h
+++ b/arch/microblaze/include/asm/pgalloc.h
@@ -21,12 +21,7 @@
extern void __bad_pte(pmd_t *pmd);
-static inline pgd_t *get_pgd(void)
-{
- return (pgd_t *)__get_free_pages(GFP_KERNEL|__GFP_ZERO, 0);
-}
-
-#define pgd_alloc(mm) get_pgd()
+#define pgd_alloc(mm) __pgd_alloc(mm, 0)
extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm);
diff --git a/arch/microblaze/include/uapi/asm/setup.h b/arch/microblaze/include/uapi/asm/setup.h
index 6831794e6f2c..16c56807f86a 100644
--- a/arch/microblaze/include/uapi/asm/setup.h
+++ b/arch/microblaze/include/uapi/asm/setup.h
@@ -14,7 +14,4 @@
#define COMMAND_LINE_SIZE 256
-# ifndef __ASSEMBLY__
-
-# endif /* __ASSEMBLY__ */
#endif /* _UAPI_ASM_MICROBLAZE_SETUP_H */
diff --git a/arch/microblaze/kernel/Makefile b/arch/microblaze/kernel/Makefile
index 4393bee64eaf..85c4d29ef43e 100644
--- a/arch/microblaze/kernel/Makefile
+++ b/arch/microblaze/kernel/Makefile
@@ -7,7 +7,6 @@ ifdef CONFIG_FUNCTION_TRACER
# Do not trace early boot code and low level code
CFLAGS_REMOVE_timer.o = -pg
CFLAGS_REMOVE_intc.o = -pg
-CFLAGS_REMOVE_early_printk.o = -pg
CFLAGS_REMOVE_ftrace.o = -pg
CFLAGS_REMOVE_process.o = -pg
endif
diff --git a/arch/microblaze/kernel/cpu/cpuinfo-static.c b/arch/microblaze/kernel/cpu/cpuinfo-static.c
index 85dbda4a08a8..03da36dc6d9c 100644
--- a/arch/microblaze/kernel/cpu/cpuinfo-static.c
+++ b/arch/microblaze/kernel/cpu/cpuinfo-static.c
@@ -18,7 +18,7 @@ static const char family_string[] = CONFIG_XILINX_MICROBLAZE0_FAMILY;
static const char cpu_ver_string[] = CONFIG_XILINX_MICROBLAZE0_HW_VER;
#define err_printk(x) \
- early_printk("ERROR: Microblaze " x "-different for kernel and DTS\n");
+ pr_err("ERROR: Microblaze " x "-different for kernel and DTS\n");
void __init set_cpuinfo_static(struct cpuinfo *ci, struct device_node *cpu)
{
diff --git a/arch/microblaze/kernel/cpu/mb.c b/arch/microblaze/kernel/cpu/mb.c
index 9581d194d9e4..37cb2898216b 100644
--- a/arch/microblaze/kernel/cpu/mb.c
+++ b/arch/microblaze/kernel/cpu/mb.c
@@ -66,10 +66,10 @@ static int show_cpuinfo(struct seq_file *m, void *v)
" MSR:\t\t%s\n"
" PCMP:\t\t%s\n"
" DIV:\t\t%s\n",
- (cpuinfo.use_instr & PVR0_USE_BARREL_MASK) ? "yes" : "no",
- (cpuinfo.use_instr & PVR2_USE_MSR_INSTR) ? "yes" : "no",
- (cpuinfo.use_instr & PVR2_USE_PCMP_INSTR) ? "yes" : "no",
- (cpuinfo.use_instr & PVR0_USE_DIV_MASK) ? "yes" : "no");
+ str_yes_no(cpuinfo.use_instr & PVR0_USE_BARREL_MASK),
+ str_yes_no(cpuinfo.use_instr & PVR2_USE_MSR_INSTR),
+ str_yes_no(cpuinfo.use_instr & PVR2_USE_PCMP_INSTR),
+ str_yes_no(cpuinfo.use_instr & PVR0_USE_DIV_MASK));
seq_printf(m, " MMU:\t\t%x\n", cpuinfo.mmu);
@@ -120,7 +120,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
seq_printf(m,
"HW-Debug:\t%s\n",
- cpuinfo.hw_debug ? "yes" : "no");
+ str_yes_no(cpuinfo.hw_debug));
seq_printf(m,
"PVR-USR1:\t%02x\n"
diff --git a/arch/microblaze/kernel/microblaze_ksyms.c b/arch/microblaze/kernel/microblaze_ksyms.c
index c892e173ec99..a8553f54152b 100644
--- a/arch/microblaze/kernel/microblaze_ksyms.c
+++ b/arch/microblaze/kernel/microblaze_ksyms.c
@@ -16,6 +16,7 @@
#include <asm/page.h>
#include <linux/ftrace.h>
#include <linux/uaccess.h>
+#include <asm/xilinx_mb_manager.h>
#ifdef CONFIG_FUNCTION_TRACER
extern void _mcount(void);
@@ -46,3 +47,12 @@ extern void __udivsi3(void);
EXPORT_SYMBOL(__udivsi3);
extern void __umodsi3(void);
EXPORT_SYMBOL(__umodsi3);
+
+#ifdef CONFIG_MB_MANAGER
+extern void xmb_manager_register(uintptr_t phys_baseaddr, u32 cr_val,
+ void (*callback)(void *data),
+ void *priv, void (*reset_callback)(void *data));
+EXPORT_SYMBOL(xmb_manager_register);
+extern asmlinkage void xmb_inject_err(void);
+EXPORT_SYMBOL(xmb_inject_err);
+#endif
diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
index e424c796e297..76ac4cfdfb42 100644
--- a/arch/microblaze/kernel/prom.c
+++ b/arch/microblaze/kernel/prom.c
@@ -18,7 +18,7 @@ void __init early_init_devtree(void *params)
{
pr_debug(" -> early_init_devtree(%p)\n", params);
- early_init_dt_scan(params);
+ early_init_dt_scan(params, __pa(params));
if (!strlen(boot_command_line))
strscpy(boot_command_line, cmd_line, COMMAND_LINE_SIZE);
diff --git a/arch/microblaze/kernel/sys_microblaze.c b/arch/microblaze/kernel/sys_microblaze.c
index ed9f34da1a2a..0850b099f300 100644
--- a/arch/microblaze/kernel/sys_microblaze.c
+++ b/arch/microblaze/kernel/sys_microblaze.c
@@ -35,7 +35,7 @@
SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len,
unsigned long, prot, unsigned long, flags, unsigned long, fd,
- off_t, pgoff)
+ unsigned long, pgoff)
{
if (pgoff & ~PAGE_MASK)
return -EINVAL;
diff --git a/arch/microblaze/kernel/syscalls/syscall.tbl b/arch/microblaze/kernel/syscalls/syscall.tbl
index b00ab2cabab9..7b6e97828e55 100644
--- a/arch/microblaze/kernel/syscalls/syscall.tbl
+++ b/arch/microblaze/kernel/syscalls/syscall.tbl
@@ -467,3 +467,9 @@
459 common lsm_get_self_attr sys_lsm_get_self_attr
460 common lsm_set_self_attr sys_lsm_set_self_attr
461 common lsm_list_modules sys_lsm_list_modules
+462 common mseal sys_mseal
+463 common setxattrat sys_setxattrat
+464 common getxattrat sys_getxattrat
+465 common listxattrat sys_listxattrat
+466 common removexattrat sys_removexattrat
+467 common open_tree_attr sys_open_tree_attr
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
index 3827dc76edd8..31d475cdb1c5 100644
--- a/arch/microblaze/mm/init.c
+++ b/arch/microblaze/mm/init.c
@@ -52,19 +52,6 @@ static void __init highmem_init(void)
map_page(PKMAP_BASE, 0, 0); /* XXX gross */
pkmap_page_table = virt_to_kpte(PKMAP_BASE);
}
-
-static void __meminit highmem_setup(void)
-{
- unsigned long pfn;
-
- for (pfn = max_low_pfn; pfn < max_pfn; ++pfn) {
- struct page *page = pfn_to_page(pfn);
-
- /* FIXME not sure about */
- if (!memblock_is_reserved(pfn << PAGE_SHIFT))
- free_highmem_page(page);
- }
-}
#endif /* CONFIG_HIGHMEM */
/*
@@ -104,17 +91,13 @@ void __init setup_memory(void)
*
* min_low_pfn - the first page (mm/bootmem.c - node_boot_start)
* max_low_pfn
- * max_mapnr - the first unused page (mm/bootmem.c - node_low_pfn)
*/
/* memory start is from the kernel end (aligned) to higher addr */
min_low_pfn = memory_start >> PAGE_SHIFT; /* minimum for allocation */
- /* RAM is assumed contiguous */
- max_mapnr = memory_size >> PAGE_SHIFT;
max_low_pfn = ((u64)memory_start + (u64)lowmem_size) >> PAGE_SHIFT;
max_pfn = ((u64)memory_start + (u64)memory_size) >> PAGE_SHIFT;
- pr_info("%s: max_mapnr: %#lx\n", __func__, max_mapnr);
pr_info("%s: min_low_pfn: %#lx\n", __func__, min_low_pfn);
pr_info("%s: max_low_pfn: %#lx\n", __func__, max_low_pfn);
pr_info("%s: max_pfn: %#lx\n", __func__, max_pfn);
@@ -124,14 +107,6 @@ void __init setup_memory(void)
void __init mem_init(void)
{
- high_memory = (void *)__va(memory_start + lowmem_size - 1);
-
- /* this will put all memory onto the freelists */
- memblock_free_all();
-#ifdef CONFIG_HIGHMEM
- highmem_setup();
-#endif
-
mem_init_done = 1;
}
@@ -143,7 +118,7 @@ int page_is_ram(unsigned long pfn)
/*
* Check for command-line options that affect what MMU_init will do.
*/
-static void mm_cmdline_setup(void)
+static void __init mm_cmdline_setup(void)
{
unsigned long maxmem = 0;
char *p = cmd_line;
@@ -193,11 +168,6 @@ asmlinkage void __init mmu_init(void)
{
unsigned int kstart, ksize;
- if (!memblock.reserved.cnt) {
- pr_emerg("Error memory count\n");
- machine_restart(NULL);
- }
-
if ((u32) memblock.memory.regions[0].size < 0x400000) {
pr_emerg("Memory must be greater than 4MB\n");
machine_restart(NULL);
generated by cgit (git 2.34.1) at 2025-07-23 19:48:40 +0000