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-rw-r--r--arch/unicore32/Kconfig8
-rw-r--r--arch/unicore32/Kconfig.debug14
-rw-r--r--arch/unicore32/boot/compressed/Makefile4
-rw-r--r--arch/unicore32/include/asm/bitops.h12
-rw-r--r--arch/unicore32/include/asm/io.h8
-rw-r--r--arch/unicore32/include/asm/pci.h5
-rw-r--r--arch/unicore32/include/asm/processor.h1
-rw-r--r--arch/unicore32/include/asm/thread_info.h2
-rw-r--r--arch/unicore32/kernel/ksyms.c4
-rw-r--r--arch/unicore32/kernel/pci.c5
-rw-r--r--arch/unicore32/kernel/process.c6
-rw-r--r--arch/unicore32/kernel/puv3-core.c1
-rw-r--r--arch/unicore32/kernel/puv3-nb0916.c5
-rw-r--r--arch/unicore32/kernel/setup.c3
-rw-r--r--arch/unicore32/kernel/signal.c15
-rw-r--r--arch/unicore32/kernel/time.c2
-rw-r--r--arch/unicore32/lib/findbit.S14
-rw-r--r--arch/unicore32/mm/init.c4
-rw-r--r--arch/unicore32/mm/mmu.c1
19 files changed, 44 insertions, 70 deletions
diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig
index e57dcce9bfda..eeb8054c7cd8 100644
--- a/arch/unicore32/Kconfig
+++ b/arch/unicore32/Kconfig
@@ -12,6 +12,7 @@ config UNICORE32
select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW
select ARCH_WANT_FRAME_POINTERS
+ select GENERIC_IOMAP
help
UniCore-32 is 32-bit Instruction Set Architecture,
including a series of low-power-consumption RISC chip
@@ -30,9 +31,6 @@ config GENERIC_CLOCKEVENTS
config GENERIC_CSUM
def_bool y
-config GENERIC_IOMAP
- def_bool y
-
config NO_IOPORT
bool
@@ -237,13 +235,13 @@ menu "PKUnity NetBook-0916 Features"
config I2C_BATTERY_BQ27200
tristate "I2C Battery BQ27200 Support"
- select PUV3_I2C
+ select I2C_PUV3
select POWER_SUPPLY
select BATTERY_BQ27x00
config I2C_EEPROM_AT24
tristate "I2C EEPROMs AT24 support"
- select PUV3_I2C
+ select I2C_PUV3
select MISC_DEVICES
select EEPROM_AT24
diff --git a/arch/unicore32/Kconfig.debug b/arch/unicore32/Kconfig.debug
index ae2ec334c3c6..1a3626239843 100644
--- a/arch/unicore32/Kconfig.debug
+++ b/arch/unicore32/Kconfig.debug
@@ -44,18 +44,4 @@ config DEBUG_OCD
Say Y here if you want the debug print routines to direct their
output to the UniCore On-Chip-Debugger channel using CP #1.
-config DEBUG_OCD_BREAKPOINT
- bool "Breakpoint support via On-Chip-Debugger"
- depends on DEBUG_OCD
-
-config DEBUG_UART
- int "Kernel low-level debugging messages via serial port"
- depends on DEBUG_LL
- range 0 1
- default "0"
- help
- Choice for UART for kernel low-level using PKUnity UARTS,
- should be between zero and one. The port must have been
- initialised by the boot-loader before use.
-
endmenu
diff --git a/arch/unicore32/boot/compressed/Makefile b/arch/unicore32/boot/compressed/Makefile
index b0954a2d23cf..950a9afa38f8 100644
--- a/arch/unicore32/boot/compressed/Makefile
+++ b/arch/unicore32/boot/compressed/Makefile
@@ -10,8 +10,8 @@
# Copyright (C) 2001~2010 GUAN Xue-tao
#
-EXTRA_CFLAGS := -fpic -fno-builtin
-EXTRA_AFLAGS := -Wa,-march=all
+ccflags-y := -fpic -fno-builtin
+asflags-y := -Wa,-march=all
OBJS := misc.o
diff --git a/arch/unicore32/include/asm/bitops.h b/arch/unicore32/include/asm/bitops.h
index 1628a6328994..401f597bc38c 100644
--- a/arch/unicore32/include/asm/bitops.h
+++ b/arch/unicore32/include/asm/bitops.h
@@ -13,12 +13,6 @@
#ifndef __UNICORE_BITOPS_H__
#define __UNICORE_BITOPS_H__
-#define find_next_bit __uc32_find_next_bit
-#define find_next_zero_bit __uc32_find_next_zero_bit
-
-#define find_first_bit __uc32_find_first_bit
-#define find_first_zero_bit __uc32_find_first_zero_bit
-
#define _ASM_GENERIC_BITOPS_FLS_H_
#define _ASM_GENERIC_BITOPS___FLS_H_
#define _ASM_GENERIC_BITOPS_FFS_H_
@@ -44,4 +38,10 @@ static inline int fls(int x)
#include <asm-generic/bitops.h>
+/* following definitions: to avoid using codes in lib/find_*.c */
+#define find_next_bit find_next_bit
+#define find_next_zero_bit find_next_zero_bit
+#define find_first_bit find_first_bit
+#define find_first_zero_bit find_first_zero_bit
+
#endif /* __UNICORE_BITOPS_H__ */
diff --git a/arch/unicore32/include/asm/io.h b/arch/unicore32/include/asm/io.h
index 1a5c5a5eb39c..adddf6d64077 100644
--- a/arch/unicore32/include/asm/io.h
+++ b/arch/unicore32/include/asm/io.h
@@ -37,15 +37,9 @@ extern void __uc32_iounmap(volatile void __iomem *addr);
*/
#define ioremap(cookie, size) __uc32_ioremap(cookie, size)
#define ioremap_cached(cookie, size) __uc32_ioremap_cached(cookie, size)
+#define ioremap_nocache(cookie, size) __uc32_ioremap(cookie, size)
#define iounmap(cookie) __uc32_iounmap(cookie)
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#undef xlate_dev_mem_ptr
-#define xlate_dev_mem_ptr(p) __va(p)
-
#define HAVE_ARCH_PIO_SIZE
#define PIO_OFFSET (unsigned int)(PCI_IOBASE)
#define PIO_MASK (unsigned int)(IO_SPACE_LIMIT)
diff --git a/arch/unicore32/include/asm/pci.h b/arch/unicore32/include/asm/pci.h
index c5b28b459535..dd3867727c35 100644
--- a/arch/unicore32/include/asm/pci.h
+++ b/arch/unicore32/include/asm/pci.h
@@ -17,11 +17,6 @@
#include <asm-generic/pci.h>
#include <mach/hardware.h> /* for PCIBIOS_MIN_* */
-static inline void pcibios_set_master(struct pci_dev *dev)
-{
- /* No special bus mastering setup handling */
-}
-
static inline void pcibios_penalize_isa_irq(int irq, int active)
{
/* We don't do dynamic PCI IRQ allocation */
diff --git a/arch/unicore32/include/asm/processor.h b/arch/unicore32/include/asm/processor.h
index e11cb0786578..f0d780a51f9b 100644
--- a/arch/unicore32/include/asm/processor.h
+++ b/arch/unicore32/include/asm/processor.h
@@ -53,7 +53,6 @@ struct thread_struct {
#define start_thread(regs, pc, sp) \
({ \
unsigned long *stack = (unsigned long *)sp; \
- set_fs(USER_DS); \
memset(regs->uregs, 0, sizeof(regs->uregs)); \
regs->UCreg_asr = USER_MODE; \
regs->UCreg_pc = pc & ~1; /* pc */ \
diff --git a/arch/unicore32/include/asm/thread_info.h b/arch/unicore32/include/asm/thread_info.h
index c270e9e04861..89f7557583b8 100644
--- a/arch/unicore32/include/asm/thread_info.h
+++ b/arch/unicore32/include/asm/thread_info.h
@@ -135,14 +135,12 @@ static inline struct thread_info *current_thread_info(void)
#define TIF_NOTIFY_RESUME 2 /* callback before returning to user */
#define TIF_SYSCALL_TRACE 8
#define TIF_MEMDIE 18
-#define TIF_FREEZE 19
#define TIF_RESTORE_SIGMASK 20
#define _TIF_SIGPENDING (1 << TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED)
#define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME)
#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE)
-#define _TIF_FREEZE (1 << TIF_FREEZE)
#define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK)
/*
diff --git a/arch/unicore32/kernel/ksyms.c b/arch/unicore32/kernel/ksyms.c
index a8970809428a..d98bd812cae1 100644
--- a/arch/unicore32/kernel/ksyms.c
+++ b/arch/unicore32/kernel/ksyms.c
@@ -24,8 +24,8 @@
#include "ksyms.h"
-EXPORT_SYMBOL(__uc32_find_next_zero_bit);
-EXPORT_SYMBOL(__uc32_find_next_bit);
+EXPORT_SYMBOL(find_next_zero_bit);
+EXPORT_SYMBOL(find_next_bit);
EXPORT_SYMBOL(__backtrace);
diff --git a/arch/unicore32/kernel/pci.c b/arch/unicore32/kernel/pci.c
index 4892fbb54ebf..a8f07fe10cad 100644
--- a/arch/unicore32/kernel/pci.c
+++ b/arch/unicore32/kernel/pci.c
@@ -309,6 +309,11 @@ char * __devinit pcibios_setup(char *str)
return str;
}
+void pcibios_set_master(struct pci_dev *dev)
+{
+ /* No special bus mastering setup handling */
+}
+
/*
* From arch/i386/kernel/pci-i386.c:
*
diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c
index ba401df971ed..52edc2b62873 100644
--- a/arch/unicore32/kernel/process.c
+++ b/arch/unicore32/kernel/process.c
@@ -55,7 +55,8 @@ void cpu_idle(void)
{
/* endless idle loop with no priority at all */
while (1) {
- tick_nohz_stop_sched_tick(1);
+ tick_nohz_idle_enter();
+ rcu_idle_enter();
while (!need_resched()) {
local_irq_disable();
stop_critical_timings();
@@ -63,7 +64,8 @@ void cpu_idle(void)
local_irq_enable();
start_critical_timings();
}
- tick_nohz_restart_sched_tick();
+ rcu_idle_exit();
+ tick_nohz_idle_exit();
preempt_enable_no_resched();
schedule();
preempt_disable();
diff --git a/arch/unicore32/kernel/puv3-core.c b/arch/unicore32/kernel/puv3-core.c
index 1a505a787765..254adeecc61a 100644
--- a/arch/unicore32/kernel/puv3-core.c
+++ b/arch/unicore32/kernel/puv3-core.c
@@ -13,7 +13,6 @@
#include <linux/init.h>
#include <linux/device.h>
-#include <linux/sysdev.h>
#include <linux/amba/bus.h>
#include <linux/platform_device.h>
#include <linux/io.h>
diff --git a/arch/unicore32/kernel/puv3-nb0916.c b/arch/unicore32/kernel/puv3-nb0916.c
index e731c561ed4e..181108b8ecce 100644
--- a/arch/unicore32/kernel/puv3-nb0916.c
+++ b/arch/unicore32/kernel/puv3-nb0916.c
@@ -13,7 +13,6 @@
#include <linux/init.h>
#include <linux/device.h>
-#include <linux/sysdev.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/io.h>
@@ -124,7 +123,7 @@ int __init mach_nb0916_init(void)
if (request_irq(gpio_to_irq(GPI_LCD_CASE_OFF),
&nb0916_lcdcaseoff_handler,
- IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+ IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
"NB0916 lcd case off", NULL) < 0) {
printk(KERN_DEBUG "LCD-Case-OFF IRQ %d not available\n",
@@ -132,7 +131,7 @@ int __init mach_nb0916_init(void)
}
if (request_irq(gpio_to_irq(GPI_OTP_INT), &nb0916_overheat_handler,
- IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+ IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
"NB0916 overheating protection", NULL) < 0) {
printk(KERN_DEBUG "Overheating Protection IRQ %d not available\n",
diff --git a/arch/unicore32/kernel/setup.c b/arch/unicore32/kernel/setup.c
index 471b6bca8da4..87adbf5ebfe0 100644
--- a/arch/unicore32/kernel/setup.c
+++ b/arch/unicore32/kernel/setup.c
@@ -37,6 +37,7 @@
#include <asm/cacheflush.h>
#include <asm/tlbflush.h>
#include <asm/traps.h>
+#include <asm/memblock.h>
#include "setup.h"
@@ -64,7 +65,7 @@ static char default_command_line[COMMAND_LINE_SIZE] __initdata = CONFIG_CMDLINE;
*/
static struct resource mem_res[] = {
{
- .name = "Kernel text",
+ .name = "Kernel code",
.start = 0,
.end = 0,
.flags = IORESOURCE_MEM
diff --git a/arch/unicore32/kernel/signal.c b/arch/unicore32/kernel/signal.c
index b163fca56789..911b549a6df5 100644
--- a/arch/unicore32/kernel/signal.c
+++ b/arch/unicore32/kernel/signal.c
@@ -63,10 +63,7 @@ static int restore_sigframe(struct pt_regs *regs, struct sigframe __user *sf)
err = __copy_from_user(&set, &sf->uc.uc_sigmask, sizeof(set));
if (err == 0) {
sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
}
err |= __get_user(regs->UCreg_00, &sf->uc.uc_mcontext.regs.UCreg_00);
@@ -321,6 +318,7 @@ static int handle_signal(unsigned long sig, struct k_sigaction *ka,
{
struct thread_info *thread = current_thread_info();
struct task_struct *tsk = current;
+ sigset_t blocked;
int usig = sig;
int ret;
@@ -372,13 +370,10 @@ static int handle_signal(unsigned long sig, struct k_sigaction *ka,
/*
* Block the signal if we were successful.
*/
- spin_lock_irq(&tsk->sighand->siglock);
- sigorsets(&tsk->blocked, &tsk->blocked,
- &ka->sa.sa_mask);
+ sigorsets(&blocked, &tsk->blocked, &ka->sa.sa_mask);
if (!(ka->sa.sa_flags & SA_NODEFER))
- sigaddset(&tsk->blocked, sig);
- recalc_sigpending();
- spin_unlock_irq(&tsk->sighand->siglock);
+ sigaddset(&blocked, sig);
+ set_current_blocked(&blocked);
return 0;
}
diff --git a/arch/unicore32/kernel/time.c b/arch/unicore32/kernel/time.c
index 080710c09241..d3824b2ff644 100644
--- a/arch/unicore32/kernel/time.c
+++ b/arch/unicore32/kernel/time.c
@@ -86,7 +86,7 @@ static struct clocksource cksrc_puv3_oscr = {
static struct irqaction puv3_timer_irq = {
.name = "ost0",
- .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
+ .flags = IRQF_TIMER | IRQF_IRQPOLL,
.handler = puv3_ost0_interrupt,
.dev_id = &ckevt_puv3_osmr0,
};
diff --git a/arch/unicore32/lib/findbit.S b/arch/unicore32/lib/findbit.S
index c360ce905d8b..c77746247d36 100644
--- a/arch/unicore32/lib/findbit.S
+++ b/arch/unicore32/lib/findbit.S
@@ -17,7 +17,7 @@
* Purpose : Find a 'zero' bit
* Prototype: int find_first_zero_bit(void *addr, unsigned int maxbit);
*/
-__uc32_find_first_zero_bit:
+ENTRY(find_first_zero_bit)
cxor.a r1, #0
beq 3f
mov r2, #0
@@ -29,13 +29,14 @@ __uc32_find_first_zero_bit:
bub 1b
3: mov r0, r1 @ no free bits
mov pc, lr
+ENDPROC(find_first_zero_bit)
/*
* Purpose : Find next 'zero' bit
* Prototype: int find_next_zero_bit
* (void *addr, unsigned int maxbit, int offset)
*/
-ENTRY(__uc32_find_next_zero_bit)
+ENTRY(find_next_zero_bit)
cxor.a r1, #0
beq 3b
and.a ip, r2, #7
@@ -47,14 +48,14 @@ ENTRY(__uc32_find_next_zero_bit)
or r2, r2, #7 @ if zero, then no bits here
add r2, r2, #1 @ align bit pointer
b 2b @ loop for next bit
-ENDPROC(__uc32_find_next_zero_bit)
+ENDPROC(find_next_zero_bit)
/*
* Purpose : Find a 'one' bit
* Prototype: int find_first_bit
* (const unsigned long *addr, unsigned int maxbit);
*/
-__uc32_find_first_bit:
+ENTRY(find_first_bit)
cxor.a r1, #0
beq 3f
mov r2, #0
@@ -66,13 +67,14 @@ __uc32_find_first_bit:
bub 1b
3: mov r0, r1 @ no free bits
mov pc, lr
+ENDPROC(find_first_bit)
/*
* Purpose : Find next 'one' bit
* Prototype: int find_next_zero_bit
* (void *addr, unsigned int maxbit, int offset)
*/
-ENTRY(__uc32_find_next_bit)
+ENTRY(find_next_bit)
cxor.a r1, #0
beq 3b
and.a ip, r2, #7
@@ -83,7 +85,7 @@ ENTRY(__uc32_find_next_bit)
or r2, r2, #7 @ if zero, then no bits here
add r2, r2, #1 @ align bit pointer
b 2b @ loop for next bit
-ENDPROC(__uc32_find_next_bit)
+ENDPROC(find_next_bit)
/*
* One or more bits in the LSB of r3 are assumed to be set.
diff --git a/arch/unicore32/mm/init.c b/arch/unicore32/mm/init.c
index 3b379cddbc64..de186bde8975 100644
--- a/arch/unicore32/mm/init.c
+++ b/arch/unicore32/mm/init.c
@@ -26,6 +26,7 @@
#include <asm/setup.h>
#include <asm/sizes.h>
#include <asm/tlb.h>
+#include <asm/memblock.h>
#include <mach/map.h>
#include "mm.h"
@@ -245,7 +246,6 @@ void __init uc32_memblock_init(struct meminfo *mi)
sort(&meminfo.bank, meminfo.nr_banks, sizeof(meminfo.bank[0]),
meminfo_cmp, NULL);
- memblock_init();
for (i = 0; i < mi->nr_banks; i++)
memblock_add(mi->bank[i].start, mi->bank[i].size);
@@ -264,7 +264,7 @@ void __init uc32_memblock_init(struct meminfo *mi)
uc32_mm_memblock_reserve();
- memblock_analyze();
+ memblock_allow_resize();
memblock_dump_all();
}
diff --git a/arch/unicore32/mm/mmu.c b/arch/unicore32/mm/mmu.c
index 3e5c3e5a0b45..43c20b40e444 100644
--- a/arch/unicore32/mm/mmu.c
+++ b/arch/unicore32/mm/mmu.c
@@ -25,6 +25,7 @@
#include <asm/setup.h>
#include <asm/sizes.h>
#include <asm/tlb.h>
+#include <asm/memblock.h>
#include <mach/map.h>
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.