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Merge master.kernel.org:/home/rmk/linux-2.6-arm

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This commit is contained in:
Linus Torvalds 2005-06-30 17:07:37 -07:00
commit 62351cc38d
8 changed files with 53 additions and 72 deletions
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2
arch/arm/Makefile
View file

@ -56,7 +56,7 @@ tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110)
tune-$(CONFIG_CPU_V6) :=-mtune=strongarm
# Need -Uarm for gcc < 3.x
CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu)
CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
CFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
AFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float

10
arch/arm/kernel/traps.c
View file

@ -230,15 +230,7 @@ NORET_TYPE void die(const char *str, struct pt_regs *regs, int err)
do_exit(SIGSEGV);
}
void die_if_kernel(const char *str, struct pt_regs *regs, int err)
{
if (user_mode(regs))
return;
die(str, regs, err);
}
static void notify_die(const char *str, struct pt_regs *regs, siginfo_t *info,
void notify_die(const char *str, struct pt_regs *regs, struct siginfo *info,
unsigned long err, unsigned long trap)
{
if (user_mode(regs)) {

75
arch/arm/mm/fault.c
View file

@ -372,49 +372,50 @@ do_bad(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
static struct fsr_info {
int (*fn)(unsigned long addr, unsigned int fsr, struct pt_regs *regs);
int sig;
int code;
const char *name;
} fsr_info[] = {
/*
* The following are the standard ARMv3 and ARMv4 aborts. ARMv5
* defines these to be "precise" aborts.
*/
{ do_bad, SIGSEGV, "vector exception" },
{ do_bad, SIGILL, "alignment exception" },
{ do_bad, SIGKILL, "terminal exception" },
{ do_bad, SIGILL, "alignment exception" },
{ do_bad, SIGBUS, "external abort on linefetch" },
{ do_translation_fault, SIGSEGV, "section translation fault" },
{ do_bad, SIGBUS, "external abort on linefetch" },
{ do_page_fault, SIGSEGV, "page translation fault" },
{ do_bad, SIGBUS, "external abort on non-linefetch" },
{ do_bad, SIGSEGV, "section domain fault" },
{ do_bad, SIGBUS, "external abort on non-linefetch" },
{ do_bad, SIGSEGV, "page domain fault" },
{ do_bad, SIGBUS, "external abort on translation" },
{ do_sect_fault, SIGSEGV, "section permission fault" },
{ do_bad, SIGBUS, "external abort on translation" },
{ do_page_fault, SIGSEGV, "page permission fault" },
{ do_bad, SIGSEGV, 0, "vector exception" },
{ do_bad, SIGILL, BUS_ADRALN, "alignment exception" },
{ do_bad, SIGKILL, 0, "terminal exception" },
{ do_bad, SIGILL, BUS_ADRALN, "alignment exception" },
{ do_bad, SIGBUS, 0, "external abort on linefetch" },
{ do_translation_fault, SIGSEGV, SEGV_MAPERR, "section translation fault" },
{ do_bad, SIGBUS, 0, "external abort on linefetch" },
{ do_page_fault, SIGSEGV, SEGV_MAPERR, "page translation fault" },
{ do_bad, SIGBUS, 0, "external abort on non-linefetch" },
{ do_bad, SIGSEGV, SEGV_ACCERR, "section domain fault" },
{ do_bad, SIGBUS, 0, "external abort on non-linefetch" },
{ do_bad, SIGSEGV, SEGV_ACCERR, "page domain fault" },
{ do_bad, SIGBUS, 0, "external abort on translation" },
{ do_sect_fault, SIGSEGV, SEGV_ACCERR, "section permission fault" },
{ do_bad, SIGBUS, 0, "external abort on translation" },
{ do_page_fault, SIGSEGV, SEGV_ACCERR, "page permission fault" },
/*
* The following are "imprecise" aborts, which are signalled by bit
* 10 of the FSR, and may not be recoverable. These are only
* supported if the CPU abort handler supports bit 10.
*/
{ do_bad, SIGBUS, "unknown 16" },
{ do_bad, SIGBUS, "unknown 17" },
{ do_bad, SIGBUS, "unknown 18" },
{ do_bad, SIGBUS, "unknown 19" },
{ do_bad, SIGBUS, "lock abort" }, /* xscale */
{ do_bad, SIGBUS, "unknown 21" },
{ do_bad, SIGBUS, "imprecise external abort" }, /* xscale */
{ do_bad, SIGBUS, "unknown 23" },
{ do_bad, SIGBUS, "dcache parity error" }, /* xscale */
{ do_bad, SIGBUS, "unknown 25" },
{ do_bad, SIGBUS, "unknown 26" },
{ do_bad, SIGBUS, "unknown 27" },
{ do_bad, SIGBUS, "unknown 28" },
{ do_bad, SIGBUS, "unknown 29" },
{ do_bad, SIGBUS, "unknown 30" },
{ do_bad, SIGBUS, "unknown 31" }
{ do_bad, SIGBUS, 0, "unknown 16" },
{ do_bad, SIGBUS, 0, "unknown 17" },
{ do_bad, SIGBUS, 0, "unknown 18" },
{ do_bad, SIGBUS, 0, "unknown 19" },
{ do_bad, SIGBUS, 0, "lock abort" }, /* xscale */
{ do_bad, SIGBUS, 0, "unknown 21" },
{ do_bad, SIGBUS, BUS_OBJERR, "imprecise external abort" }, /* xscale */
{ do_bad, SIGBUS, 0, "unknown 23" },
{ do_bad, SIGBUS, 0, "dcache parity error" }, /* xscale */
{ do_bad, SIGBUS, 0, "unknown 25" },
{ do_bad, SIGBUS, 0, "unknown 26" },
{ do_bad, SIGBUS, 0, "unknown 27" },
{ do_bad, SIGBUS, 0, "unknown 28" },
{ do_bad, SIGBUS, 0, "unknown 29" },
{ do_bad, SIGBUS, 0, "unknown 30" },
{ do_bad, SIGBUS, 0, "unknown 31" }
};
void __init
@ -435,15 +436,19 @@ asmlinkage void
do_DataAbort(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
{
const struct fsr_info *inf = fsr_info + (fsr & 15) + ((fsr & (1 << 10)) >> 6);
struct siginfo info;
if (!inf->fn(addr, fsr, regs))
return;
printk(KERN_ALERT "Unhandled fault: %s (0x%03x) at 0x%08lx\n",
inf->name, fsr, addr);
force_sig(inf->sig, current);
show_pte(current->mm, addr);
die_if_kernel("Oops", regs, 0);
info.si_signo = inf->sig;
info.si_errno = 0;
info.si_code = inf->code;
info.si_addr = (void __user *)addr;
notify_die("", regs, &info, fsr, 0);
}
asmlinkage void

4
arch/arm/mm/proc-arm1020.S
View file

@ -445,14 +445,14 @@ __arm1020_setup:
/*
* R
* .RVI ZFRS BLDP WCAM
* .0.1 1001 ..11 0101 /* FIXME: why no V bit? */
* .011 1001 ..11 0101
*/
.type arm1020_cr1_clear, #object
.type arm1020_cr1_set, #object
arm1020_cr1_clear:
.word 0x593f
arm1020_cr1_set:
.word 0x1935
.word 0x3935
__INITDATA

4
arch/arm/mm/proc-arm1020e.S
View file

@ -427,14 +427,14 @@ __arm1020e_setup:
/*
* R
* .RVI ZFRS BLDP WCAM
* .0.1 1001 ..11 0101 /* FIXME: why no V bit? */
* .011 1001 ..11 0101
*/
.type arm1020e_cr1_clear, #object
.type arm1020e_cr1_set, #object
arm1020e_cr1_clear:
.word 0x5f3f
arm1020e_cr1_set:
.word 0x1935
.word 0x3935
__INITDATA

16
drivers/mtd/afs.c
View file

@ -219,7 +219,7 @@ static int parse_afs_partitions(struct mtd_info *mtd,
*/
for (idx = off = 0; off < mtd->size; off += mtd->erasesize) {
struct image_info_struct iis;
u_int iis_ptr, img_ptr, size;
u_int iis_ptr, img_ptr;
/* Read the footer. */
ret = afs_read_footer(mtd, &img_ptr, &iis_ptr, off, mask);
@ -236,21 +236,9 @@ static int parse_afs_partitions(struct mtd_info *mtd,
continue;
strcpy(str, iis.name);
size = mtd->erasesize + off - img_ptr;
/*
* In order to support JFFS2 partitions on this layout,
* we must lie to MTD about the real size of JFFS2
* partitions; this ensures that the AFS flash footer
* won't be erased by JFFS2. Please ensure that your
* JFFS2 partitions are given image numbers between
* 1000 and 2000 inclusive.
*/
if (iis.imageNumber >= 1000 && iis.imageNumber < 2000)
size -= mtd->erasesize;
parts[idx].name = str;
parts[idx].size = size;
parts[idx].size = (iis.length + mtd->erasesize - 1) & ~(mtd->erasesize - 1);
parts[idx].offset = img_ptr;
parts[idx].mask_flags = 0;

8
drivers/video/console/fbcon.c
View file

@ -142,7 +142,6 @@ static int fbcon_set_origin(struct vc_data *);
#define CURSOR_DRAW_DELAY (1)
/* # VBL ints between cursor state changes */
#define ARM_CURSOR_BLINK_RATE (10)
#define ATARI_CURSOR_BLINK_RATE (42)
#define MAC_CURSOR_BLINK_RATE (32)
#define DEFAULT_CURSOR_BLINK_RATE (20)
@ -288,7 +287,7 @@ static void fb_flashcursor(void *private)
release_console_sem();
}
#if (defined(__arm__) && defined(IRQ_VSYNCPULSE)) || defined(CONFIG_ATARI) || defined(CONFIG_MAC)
#if defined(CONFIG_ATARI) || defined(CONFIG_MAC)
static int cursor_blink_rate;
static irqreturn_t fb_vbl_handler(int irq, void *dev_id, struct pt_regs *fp)
{
@ -878,11 +877,6 @@ static const char *fbcon_startup(void)
}
#endif /* CONFIG_MAC */
#if defined(__arm__) && defined(IRQ_VSYNCPULSE)
cursor_blink_rate = ARM_CURSOR_BLINK_RATE;
irqres = request_irq(IRQ_VSYNCPULSE, fb_vbl_handler, SA_SHIRQ,
"framebuffer vbl", info);
#endif
/* Initialize the work queue. If the driver provides its
* own work queue this means it will use something besides
* default timer to flash the cursor. */

4
include/asm-arm/system.h
View file

@ -85,7 +85,9 @@ struct pt_regs;
void die(const char *msg, struct pt_regs *regs, int err)
__attribute__((noreturn));
void die_if_kernel(const char *str, struct pt_regs *regs, int err);
struct siginfo;
void notify_die(const char *str, struct pt_regs *regs, struct siginfo *info,
unsigned long err, unsigned long trap);
void hook_fault_code(int nr, int (*fn)(unsigned long, unsigned int,
struct pt_regs *),