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-rw-r--r--arch/cris/arch-v32/boot/Makefile1
-rw-r--r--arch/cris/arch-v32/boot/compressed/Makefile6
-rw-r--r--arch/cris/arch-v32/boot/compressed/misc.c39
-rw-r--r--arch/cris/arch-v32/boot/rescue/Makefile3
-rw-r--r--arch/cris/arch-v32/drivers/cryptocop.c3
-rw-r--r--arch/cris/arch-v32/drivers/i2c.c2
-rw-r--r--arch/cris/arch-v32/drivers/mach-a3/gpio.c4
-rw-r--r--arch/cris/arch-v32/drivers/mach-fs/gpio.c5
-rw-r--r--arch/cris/arch-v32/drivers/pcf8563.c2
-rw-r--r--arch/cris/arch-v32/drivers/sync_serial.c33
-rw-r--r--arch/cris/arch-v32/kernel/kgdb.c60
-rw-r--r--arch/cris/arch-v32/kernel/smp.c5
-rw-r--r--arch/cris/arch-v32/mm/init.c2
13 files changed, 54 insertions, 111 deletions
diff --git a/arch/cris/arch-v32/boot/Makefile b/arch/cris/arch-v32/boot/Makefile
index 3f91349c5f12..99896ad60b30 100644
--- a/arch/cris/arch-v32/boot/Makefile
+++ b/arch/cris/arch-v32/boot/Makefile
@@ -2,7 +2,6 @@
# arch/cris/arch-v32/boot/Makefile
#
-OBJCOPY = objcopy-cris
OBJCOPYFLAGS = -O binary -R .note -R .comment
subdir- := compressed rescue
diff --git a/arch/cris/arch-v32/boot/compressed/Makefile b/arch/cris/arch-v32/boot/compressed/Makefile
index 2c8c2c3039c5..d6335f26083b 100644
--- a/arch/cris/arch-v32/boot/compressed/Makefile
+++ b/arch/cris/arch-v32/boot/compressed/Makefile
@@ -2,14 +2,10 @@
# arch/cris/arch-v32/boot/compressed/Makefile
#
-CC = gcc-cris -mlinux -march=v32 $(LINUXINCLUDE)
asflags-y += -I $(srctree)/include/asm/mach/ -I $(srctree)/include/asm/arch
ccflags-y += -O2 -I $(srctree)/include/asm/mach/ -I $(srctree)/include/asm/arch
-LD = gcc-cris -mlinux -march=v32 -nostdlib
-ldflags-y += -T $(obj)/decompress.ld
-obj-y = head.o misc.o
+ldflags-y += -T $(srctree)/$(obj)/decompress.ld
OBJECTS = $(obj)/head.o $(obj)/misc.o
-OBJCOPY = objcopy-cris
OBJCOPYFLAGS = -O binary --remove-section=.bss
quiet_cmd_image = BUILD $@
diff --git a/arch/cris/arch-v32/boot/compressed/misc.c b/arch/cris/arch-v32/boot/compressed/misc.c
index 55b2695c5d70..3595e16e82bc 100644
--- a/arch/cris/arch-v32/boot/compressed/misc.c
+++ b/arch/cris/arch-v32/boot/compressed/misc.c
@@ -89,20 +89,14 @@ static unsigned outcnt = 0; /* bytes in output buffer */
static void flush_window(void);
static void error(char *m);
-static void gzip_mark(void **);
-static void gzip_release(void **);
extern char *input_data; /* lives in head.S */
-static long bytes_out = 0;
+static long bytes_out;
static uch *output_data;
-static unsigned long output_ptr = 0;
+static unsigned long output_ptr;
-static void *malloc(int size);
-static void free(void *where);
static void error(char *m);
-static void gzip_mark(void **);
-static void gzip_release(void **);
static void puts(const char *);
@@ -110,37 +104,10 @@ static void puts(const char *);
extern int _end;
static long free_mem_ptr = (long)&_end;
+static long free_mem_end_ptr;
#include "../../../../../lib/inflate.c"
-static void *malloc(int size)
-{
- void *p;
-
- if (size <0) error("Malloc error");
-
- free_mem_ptr = (free_mem_ptr + 3) & ~3; /* Align */
-
- p = (void *)free_mem_ptr;
- free_mem_ptr += size;
-
- return p;
-}
-
-static void free(void *where)
-{ /* Don't care */
-}
-
-static void gzip_mark(void **ptr)
-{
- *ptr = (void *) free_mem_ptr;
-}
-
-static void gzip_release(void **ptr)
-{
- free_mem_ptr = (long) *ptr;
-}
-
/* decompressor info and error messages to serial console */
static inline void
diff --git a/arch/cris/arch-v32/boot/rescue/Makefile b/arch/cris/arch-v32/boot/rescue/Makefile
index c0987795dcb7..44ae0ad61f90 100644
--- a/arch/cris/arch-v32/boot/rescue/Makefile
+++ b/arch/cris/arch-v32/boot/rescue/Makefile
@@ -7,9 +7,8 @@ ccflags-y += -O2 -I $(srctree)/include/asm/arch/mach/ \
-I $(srctree)/include/asm/arch
asflags-y += -I $(srctree)/include/asm/arch/mach/ -I $(srctree)/include/asm/arch
LD = gcc-cris -mlinux -march=v32 -nostdlib
-ldflags-y += -T $(obj)/rescue.ld
+ldflags-y += -T $(srctree)/$(obj)/rescue.ld
LDPOSTFLAGS = -lgcc
-OBJCOPY = objcopy-cris
OBJCOPYFLAGS = -O binary --remove-section=.bss
obj-$(CONFIG_ETRAX_AXISFLASHMAP) = head.o
OBJECT := $(obj)/head.o
diff --git a/arch/cris/arch-v32/drivers/cryptocop.c b/arch/cris/arch-v32/drivers/cryptocop.c
index 9fb58202be99..67c61ea86813 100644
--- a/arch/cris/arch-v32/drivers/cryptocop.c
+++ b/arch/cris/arch-v32/drivers/cryptocop.c
@@ -11,6 +11,7 @@
#include <linux/string.h>
#include <linux/fs.h>
#include <linux/mm.h>
+#include <linux/smp_lock.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
@@ -2302,11 +2303,11 @@ static int cryptocop_job_setup(struct cryptocop_prio_job **pj, struct cryptocop_
return 0;
}
-
static int cryptocop_open(struct inode *inode, struct file *filp)
{
int p = iminor(inode);
+ cycle_kernel_lock();
if (p != CRYPTOCOP_MINOR) return -EINVAL;
filp->private_data = NULL;
diff --git a/arch/cris/arch-v32/drivers/i2c.c b/arch/cris/arch-v32/drivers/i2c.c
index c2fb7a5c1396..179e7b804331 100644
--- a/arch/cris/arch-v32/drivers/i2c.c
+++ b/arch/cris/arch-v32/drivers/i2c.c
@@ -33,6 +33,7 @@
#include <linux/fs.h>
#include <linux/string.h>
#include <linux/init.h>
+#include <linux/smp_lock.h>
#include <asm/etraxi2c.h>
@@ -636,6 +637,7 @@ i2c_readreg(unsigned char theSlave, unsigned char theReg)
static int
i2c_open(struct inode *inode, struct file *filp)
{
+ cycle_kernel_lock();
return 0;
}
diff --git a/arch/cris/arch-v32/drivers/mach-a3/gpio.c b/arch/cris/arch-v32/drivers/mach-a3/gpio.c
index de107dad9f4f..ef98608e5067 100644
--- a/arch/cris/arch-v32/drivers/mach-a3/gpio.c
+++ b/arch/cris/arch-v32/drivers/mach-a3/gpio.c
@@ -23,6 +23,7 @@
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/spinlock.h>
+#include <linux/smp_lock.h>
#include <asm/etraxgpio.h>
#include <hwregs/reg_map.h>
@@ -390,6 +391,8 @@ static int gpio_open(struct inode *inode, struct file *filp)
if (!priv)
return -ENOMEM;
+
+ lock_kernel();
memset(priv, 0, sizeof(*priv));
priv->minor = p;
@@ -412,6 +415,7 @@ static int gpio_open(struct inode *inode, struct file *filp)
spin_unlock_irq(&gpio_lock);
}
+ unlock_kernel();
return 0;
}
diff --git a/arch/cris/arch-v32/drivers/mach-fs/gpio.c b/arch/cris/arch-v32/drivers/mach-fs/gpio.c
index 7863fd4efc2b..fe1fde893887 100644
--- a/arch/cris/arch-v32/drivers/mach-fs/gpio.c
+++ b/arch/cris/arch-v32/drivers/mach-fs/gpio.c
@@ -22,6 +22,7 @@
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/spinlock.h>
+#include <linux/smp_lock.h>
#include <asm/etraxgpio.h>
#include <hwregs/reg_map.h>
@@ -426,9 +427,10 @@ gpio_open(struct inode *inode, struct file *filp)
return -EINVAL;
priv = kmalloc(sizeof(struct gpio_private), GFP_KERNEL);
-
if (!priv)
return -ENOMEM;
+
+ lock_kernel();
memset(priv, 0, sizeof(*priv));
priv->minor = p;
@@ -449,6 +451,7 @@ gpio_open(struct inode *inode, struct file *filp)
alarmlist = priv;
spin_unlock_irq(&alarm_lock);
+ unlock_kernel();
return 0;
}
diff --git a/arch/cris/arch-v32/drivers/pcf8563.c b/arch/cris/arch-v32/drivers/pcf8563.c
index 53db3870ba04..f263ab571221 100644
--- a/arch/cris/arch-v32/drivers/pcf8563.c
+++ b/arch/cris/arch-v32/drivers/pcf8563.c
@@ -229,7 +229,7 @@ int pcf8563_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
if (copy_to_user((struct rtc_time *) arg, &tm,
sizeof tm)) {
- spin_unlock(&rtc_lock);
+ mutex_unlock(&rtc_lock);
return -EFAULT;
}
diff --git a/arch/cris/arch-v32/drivers/sync_serial.c b/arch/cris/arch-v32/drivers/sync_serial.c
index 47c377df6fb3..d2a0fbf5341f 100644
--- a/arch/cris/arch-v32/drivers/sync_serial.c
+++ b/arch/cris/arch-v32/drivers/sync_serial.c
@@ -14,6 +14,7 @@
#include <linux/major.h>
#include <linux/sched.h>
#include <linux/slab.h>
+#include <linux/smp_lock.h>
#include <linux/interrupt.h>
#include <linux/poll.h>
#include <linux/init.h>
@@ -429,23 +430,26 @@ static inline int sync_data_avail_to_end(struct sync_port *port)
static int sync_serial_open(struct inode *inode, struct file *file)
{
int dev = iminor(inode);
+ int ret = -EBUSY;
sync_port *port;
reg_dma_rw_cfg cfg = {.en = regk_dma_yes};
reg_dma_rw_intr_mask intr_mask = {.data = regk_dma_yes};
+ lock_kernel();
DEBUG(printk(KERN_DEBUG "Open sync serial port %d\n", dev));
if (dev < 0 || dev >= NBR_PORTS || !ports[dev].enabled)
{
DEBUG(printk(KERN_DEBUG "Invalid minor %d\n", dev));
- return -ENODEV;
+ ret = -ENODEV;
+ goto out;
}
port = &ports[dev];
/* Allow open this device twice (assuming one reader and one writer) */
if (port->busy == 2)
{
DEBUG(printk(KERN_DEBUG "Device is busy.. \n"));
- return -EBUSY;
+ goto out;
}
@@ -459,7 +463,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
"synchronous serial 0 dma tr",
&ports[0])) {
printk(KERN_CRIT "Can't allocate sync serial port 0 IRQ");
- return -EBUSY;
+ goto out;
} else if (request_irq(DMA_IN_INTR_VECT,
rx_interrupt,
0,
@@ -467,7 +471,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
&ports[0])) {
free_irq(DMA_OUT_INTR_VECT, &port[0]);
printk(KERN_CRIT "Can't allocate sync serial port 0 IRQ");
- return -EBUSY;
+ goto out;
} else if (crisv32_request_dma(OUT_DMA_NBR,
"synchronous serial 0 dma tr",
DMA_VERBOSE_ON_ERROR,
@@ -476,7 +480,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
free_irq(DMA_OUT_INTR_VECT, &port[0]);
free_irq(DMA_IN_INTR_VECT, &port[0]);
printk(KERN_CRIT "Can't allocate sync serial port 0 TX DMA channel");
- return -EBUSY;
+ goto out;
} else if (crisv32_request_dma(IN_DMA_NBR,
"synchronous serial 0 dma rec",
DMA_VERBOSE_ON_ERROR,
@@ -486,7 +490,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
free_irq(DMA_OUT_INTR_VECT, &port[0]);
free_irq(DMA_IN_INTR_VECT, &port[0]);
printk(KERN_CRIT "Can't allocate sync serial port 1 RX DMA channel");
- return -EBUSY;
+ goto out;
}
#endif
}
@@ -499,7 +503,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
"synchronous serial 1 dma tr",
&ports[1])) {
printk(KERN_CRIT "Can't allocate sync serial port 1 IRQ");
- return -EBUSY;
+ goto out;
} else if (request_irq(DMA7_INTR_VECT,
rx_interrupt,
0,
@@ -507,7 +511,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
&ports[1])) {
free_irq(DMA6_INTR_VECT, &ports[1]);
printk(KERN_CRIT "Can't allocate sync serial port 3 IRQ");
- return -EBUSY;
+ goto out;
} else if (crisv32_request_dma(
SYNC_SER1_TX_DMA_NBR,
"synchronous serial 1 dma tr",
@@ -517,7 +521,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
free_irq(DMA6_INTR_VECT, &ports[1]);
free_irq(DMA7_INTR_VECT, &ports[1]);
printk(KERN_CRIT "Can't allocate sync serial port 3 TX DMA channel");
- return -EBUSY;
+ goto out;
} else if (crisv32_request_dma(
SYNC_SER1_RX_DMA_NBR,
"synchronous serial 3 dma rec",
@@ -528,7 +532,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
free_irq(DMA6_INTR_VECT, &ports[1]);
free_irq(DMA7_INTR_VECT, &ports[1]);
printk(KERN_CRIT "Can't allocate sync serial port 3 RX DMA channel");
- return -EBUSY;
+ goto out;
}
#endif
}
@@ -554,7 +558,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
"synchronous serial manual irq",
&ports[0])) {
printk("Can't allocate sync serial manual irq");
- return -EBUSY;
+ goto out;
}
}
#ifdef CONFIG_ETRAXFS
@@ -565,7 +569,7 @@ static int sync_serial_open(struct inode *inode, struct file *file)
"synchronous serial manual irq",
&ports[1])) {
printk(KERN_CRIT "Can't allocate sync serial manual irq");
- return -EBUSY;
+ goto out;
}
}
#endif
@@ -578,7 +582,10 @@ static int sync_serial_open(struct inode *inode, struct file *file)
} /* port->init_irqs */
port->busy++;
- return 0;
+ ret = 0;
+out:
+ unlock_kernel();
+ return ret;
}
static int sync_serial_release(struct inode *inode, struct file *file)
diff --git a/arch/cris/arch-v32/kernel/kgdb.c b/arch/cris/arch-v32/kernel/kgdb.c
index 4e2e2e271efb..8bd5a5bc0dc7 100644
--- a/arch/cris/arch-v32/kernel/kgdb.c
+++ b/arch/cris/arch-v32/kernel/kgdb.c
@@ -398,14 +398,6 @@ void putDebugChar(int val)
}
#endif
-/* Returns the character equivalent of a nibble, bit 7, 6, 5, and 4 of a byte,
- represented by int x. */
-static char highhex(int x);
-
-/* Returns the character equivalent of a nibble, bit 3, 2, 1, and 0 of a byte,
- represented by int x. */
-static char lowhex(int x);
-
/* Returns the integer equivalent of a hexadecimal character. */
static int hex(char ch);
@@ -464,9 +456,6 @@ void breakpoint(void);
/* Run-length encoding maximum length. Send 64 at most. */
#define RUNLENMAX 64
-/* Definition of all valid hexadecimal characters */
-static const char hexchars[] = "0123456789abcdef";
-
/* The inbound/outbound buffers used in packet I/O */
static char input_buffer[BUFMAX];
static char output_buffer[BUFMAX];
@@ -550,8 +539,8 @@ gdb_cris_strtol(const char *s, char **endptr, int base)
char *sd;
int x = 0;
- for (s1 = (char*)s; (sd = gdb_cris_memchr(hexchars, *s1, base)) != NULL; ++s1)
- x = x * base + (sd - hexchars);
+ for (s1 = (char*)s; (sd = gdb_cris_memchr(hex_asc, *s1, base)) != NULL; ++s1)
+ x = x * base + (sd - hex_asc);
if (endptr) {
/* Unconverted suffix is stored in endptr unless endptr is NULL. */
@@ -655,22 +644,6 @@ read_register(char regno, unsigned int *valptr)
}
/********************************** Packet I/O ******************************/
-/* Returns the character equivalent of a nibble, bit 7, 6, 5, and 4 of a byte,
- represented by int x. */
-static inline char
-highhex(int x)
-{
- return hexchars[(x >> 4) & 0xf];
-}
-
-/* Returns the character equivalent of a nibble, bit 3, 2, 1, and 0 of a byte,
- represented by int x. */
-static inline char
-lowhex(int x)
-{
- return hexchars[x & 0xf];
-}
-
/* Returns the integer equivalent of a hexadecimal character. */
static int
hex(char ch)
@@ -704,8 +677,7 @@ mem2hex(char *buf, unsigned char *mem, int count)
/* Valid mem address. */
for (i = 0; i < count; i++) {
ch = *mem++;
- *buf++ = highhex (ch);
- *buf++ = lowhex (ch);
+ buf = pack_hex_byte(buf, ch);
}
}
/* Terminate properly. */
@@ -723,8 +695,7 @@ mem2hex_nbo(char *buf, unsigned char *mem, int count)
mem += count - 1;
for (i = 0; i < count; i++) {
ch = *mem--;
- *buf++ = highhex (ch);
- *buf++ = lowhex (ch);
+ buf = pack_hex_byte(buf, ch);
}
/* Terminate properly. */
@@ -862,8 +833,8 @@ putpacket(char *buffer)
}
}
putDebugChar('#');
- putDebugChar(highhex (checksum));
- putDebugChar(lowhex (checksum));
+ putDebugChar(hex_asc_hi(checksum));
+ putDebugChar(hex_asc_lo(checksum));
} while(kgdb_started && (getDebugChar() != '+'));
}
@@ -909,8 +880,7 @@ stub_is_stopped(int sigval)
/* Send trap type (converted to signal) */
*ptr++ = 'T';
- *ptr++ = highhex(sigval);
- *ptr++ = lowhex(sigval);
+ ptr = pack_hex_byte(ptr, sigval);
if (((reg.exs & 0xff00) >> 8) == 0xc) {
@@ -1018,30 +988,26 @@ stub_is_stopped(int sigval)
}
/* Only send PC, frame and stack pointer. */
read_register(PC, &reg_cont);
- *ptr++ = highhex(PC);
- *ptr++ = lowhex(PC);
+ ptr = pack_hex_byte(PC);
*ptr++ = ':';
ptr = mem2hex(ptr, (unsigned char *)&reg_cont, register_size[PC]);
*ptr++ = ';';
read_register(R8, &reg_cont);
- *ptr++ = highhex(R8);
- *ptr++ = lowhex(R8);
+ ptr = pack_hex_byte(R8);
*ptr++ = ':';
ptr = mem2hex(ptr, (unsigned char *)&reg_cont, register_size[R8]);
*ptr++ = ';';
read_register(SP, &reg_cont);
- *ptr++ = highhex(SP);
- *ptr++ = lowhex(SP);
+ ptr = pack_hex_byte(SP);
*ptr++ = ':';
ptr = mem2hex(ptr, (unsigned char *)&reg_cont, register_size[SP]);
*ptr++ = ';';
/* Send ERP as well; this will save us an entire register fetch in some cases. */
read_register(ERP, &reg_cont);
- *ptr++ = highhex(ERP);
- *ptr++ = lowhex(ERP);
+ ptr = pack_hex_byte(ERP);
*ptr++ = ':';
ptr = mem2hex(ptr, (unsigned char *)&reg_cont, register_size[ERP]);
*ptr++ = ';';
@@ -1533,8 +1499,8 @@ handle_exception(int sigval)
Success: SAA, where AA is the signal number.
Failure: void. */
output_buffer[0] = 'S';
- output_buffer[1] = highhex(sigval);
- output_buffer[2] = lowhex(sigval);
+ output_buffer[1] = hex_asc_hi(sigval);
+ output_buffer[2] = hex_asc_lo(sigval);
output_buffer[3] = 0;
break;
diff --git a/arch/cris/arch-v32/kernel/smp.c b/arch/cris/arch-v32/kernel/smp.c
index a9c3334e46c9..952a24b2f5a9 100644
--- a/arch/cris/arch-v32/kernel/smp.c
+++ b/arch/cris/arch-v32/kernel/smp.c
@@ -194,7 +194,7 @@ void stop_this_cpu(void* dummy)
/* Other calls */
void smp_send_stop(void)
{
- smp_call_function(stop_this_cpu, NULL, 1, 0);
+ smp_call_function(stop_this_cpu, NULL, 0);
}
int setup_profiling_timer(unsigned int multiplier)
@@ -316,8 +316,7 @@ int send_ipi(int vector, int wait, cpumask_t cpu_mask)
* You must not call this function with disabled interrupts or from a
* hardware interrupt handler or from a bottom half handler.
*/
-int smp_call_function(void (*func)(void *info), void *info,
- int nonatomic, int wait)
+int smp_call_function(void (*func)(void *info), void *info, int wait)
{
cpumask_t cpu_mask = CPU_MASK_ALL;
struct call_data_struct data;
diff --git a/arch/cris/arch-v32/mm/init.c b/arch/cris/arch-v32/mm/init.c
index 5a9ac5834647..8a34b8b74293 100644
--- a/arch/cris/arch-v32/mm/init.c
+++ b/arch/cris/arch-v32/mm/init.c
@@ -162,7 +162,7 @@ paging_init(void)
* substantially higher than 0, like us (we start at PAGE_OFFSET). This
* saves space in the mem_map page array.
*/
- free_area_init_node(0, &contig_page_data, zones_size, PAGE_OFFSET >> PAGE_SHIFT, 0);
+ free_area_init_node(0, zones_size, PAGE_OFFSET >> PAGE_SHIFT, 0);
mem_map = contig_page_data.node_mem_map;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.