diff options
Diffstat (limited to 'cpu/bf533/ints.c')
| -rw-r--r-- | cpu/bf533/ints.c | 86 |
1 files changed, 48 insertions, 38 deletions
diff --git a/cpu/bf533/ints.c b/cpu/bf533/ints.c index 859f4b2f09..55866896a0 100644 --- a/cpu/bf533/ints.c +++ b/cpu/bf533/ints.c @@ -1,7 +1,7 @@ /* * U-boot - ints.c Interrupt related routines * - * Copyright (c) 2005 blackfin.uclinux.org + * Copyright (c) 2005-2007 Analog Devices Inc. * * This file is based on ints.c * @@ -32,8 +32,8 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA */ #include <common.h> @@ -51,9 +51,9 @@ void blackfin_irq_panic(int reason, struct pt_regs *regs) { printf("\n\nException: IRQ 0x%x entered\n", reason); - printf("code=[0x%x], ", (unsigned int) (regs->seqstat & 0x3f)); - printf("stack frame=0x%x, ", (unsigned int) regs); - printf("bad PC=0x%04x\n", (unsigned int) regs->pc); + printf("code=[0x%x], ", (unsigned int)(regs->seqstat & 0x3f)); + printf("stack frame=0x%x, ", (unsigned int)regs); + printf("bad PC=0x%04x\n", (unsigned int)regs->pc); dump(regs); printf("Unhandled IRQ or exceptions!\n"); printf("Please reset the board \n"); @@ -61,46 +61,56 @@ void blackfin_irq_panic(int reason, struct pt_regs *regs) void blackfin_init_IRQ(void) { - *(unsigned volatile long *) (SIC_IMASK) = SIC_UNMASK_ALL; + *(unsigned volatile long *)(SIC_IMASK) = SIC_UNMASK_ALL; cli(); #ifndef CONFIG_KGDB - *(unsigned volatile long *) (EVT_EMULATION_ADDR) = 0x0; + *(unsigned volatile long *)(EVT_EMULATION_ADDR) = 0x0; #endif - *(unsigned volatile long *) (EVT_NMI_ADDR) = - (unsigned volatile long) evt_nmi; - *(unsigned volatile long *) (EVT_EXCEPTION_ADDR) = - (unsigned volatile long) trap; - *(unsigned volatile long *) (EVT_HARDWARE_ERROR_ADDR) = - (unsigned volatile long) evt_ivhw; - *(unsigned volatile long *) (EVT_RESET_ADDR) = - (unsigned volatile long) evt_rst; - *(unsigned volatile long *) (EVT_TIMER_ADDR) = - (unsigned volatile long) evt_timer; - *(unsigned volatile long *) (EVT_IVG7_ADDR) = - (unsigned volatile long) evt_evt7; - *(unsigned volatile long *) (EVT_IVG8_ADDR) = - (unsigned volatile long) evt_evt8; - *(unsigned volatile long *) (EVT_IVG9_ADDR) = - (unsigned volatile long) evt_evt9; - *(unsigned volatile long *) (EVT_IVG10_ADDR) = - (unsigned volatile long) evt_evt10; - *(unsigned volatile long *) (EVT_IVG11_ADDR) = - (unsigned volatile long) evt_evt11; - *(unsigned volatile long *) (EVT_IVG12_ADDR) = - (unsigned volatile long) evt_evt12; - *(unsigned volatile long *) (EVT_IVG13_ADDR) = - (unsigned volatile long) evt_evt13; - *(unsigned volatile long *) (EVT_IVG14_ADDR) = - (unsigned volatile long) evt_system_call; - *(unsigned volatile long *) (EVT_IVG15_ADDR) = - (unsigned volatile long) evt_soft_int1; - *(volatile unsigned long *) ILAT = 0; + *(unsigned volatile long *)(EVT_NMI_ADDR) = + (unsigned volatile long)evt_nmi; + *(unsigned volatile long *)(EVT_EXCEPTION_ADDR) = + (unsigned volatile long)trap; + *(unsigned volatile long *)(EVT_HARDWARE_ERROR_ADDR) = + (unsigned volatile long)evt_ivhw; + *(unsigned volatile long *)(EVT_RESET_ADDR) = + (unsigned volatile long)evt_rst; + *(unsigned volatile long *)(EVT_TIMER_ADDR) = + (unsigned volatile long)evt_timer; + *(unsigned volatile long *)(EVT_IVG7_ADDR) = + (unsigned volatile long)evt_evt7; + *(unsigned volatile long *)(EVT_IVG8_ADDR) = + (unsigned volatile long)evt_evt8; + *(unsigned volatile long *)(EVT_IVG9_ADDR) = + (unsigned volatile long)evt_evt9; + *(unsigned volatile long *)(EVT_IVG10_ADDR) = + (unsigned volatile long)evt_evt10; + *(unsigned volatile long *)(EVT_IVG11_ADDR) = + (unsigned volatile long)evt_evt11; + *(unsigned volatile long *)(EVT_IVG12_ADDR) = + (unsigned volatile long)evt_evt12; + *(unsigned volatile long *)(EVT_IVG13_ADDR) = + (unsigned volatile long)evt_evt13; + *(unsigned volatile long *)(EVT_IVG14_ADDR) = + (unsigned volatile long)evt_system_call; + *(unsigned volatile long *)(EVT_IVG15_ADDR) = + (unsigned volatile long)evt_soft_int1; + *(volatile unsigned long *)ILAT = 0; asm("csync;"); sti(); - *(volatile unsigned long *) IMASK = 0xffbf; + *(volatile unsigned long *)IMASK = 0xffbf; asm("csync;"); } +void exception_handle(void) +{ +#if defined (CONFIG_PANIC_HANG) + display_excp(); +#else + udelay(100000); /* allow messages to go out */ + do_reset(NULL, 0, 0, NULL); +#endif +} + void display_excp(void) { printf("Exception!\n"); |