{
unsigned ivg, irq_pos = 0;
for (ivg = 0; ivg <= IVG13 - IVG7; ivg++) {
- int irqn;
+ int irqN;
ivg7_13[ivg].istop = ivg7_13[ivg].ifirst = &ivg_table[irq_pos];
- for (irqn = 0; irqn < NR_PERI_INTS; irqn++) {
- int iar_shift = (irqn & 7) * 4;
- if (ivg == (0xf &
-#if defined(CONFIG_BF52x) || defined(CONFIG_BF538) \
- || defined(CONFIG_BF539) || defined(CONFIG_BF51x)
- bfin_read32((unsigned long *)SIC_IAR0 +
- ((irqn % 32) >> 3) + ((irqn / 32) *
- ((SIC_IAR4 - SIC_IAR0) / 4))) >> iar_shift)) {
+ for (irqN = 0; irqN < NR_PERI_INTS; irqN += 4) {
+ int irqn;
+ u32 iar = bfin_read32((unsigned long *)SIC_IAR0 +
+#if defined(CONFIG_BF51x) || defined(CONFIG_BF52x) || \
+ defined(CONFIG_BF538) || defined(CONFIG_BF539)
+ ((irqN % 32) >> 3) + ((irqN / 32) * ((SIC_IAR4 - SIC_IAR0) / 4))
#else
- bfin_read32((unsigned long *)SIC_IAR0 +
- (irqn >> 3)) >> iar_shift)) {
+ (irqN >> 3)
#endif
- ivg_table[irq_pos].irqno = IVG7 + irqn;
- ivg_table[irq_pos].isrflag = 1 << (irqn % 32);
- ivg7_13[ivg].istop++;
- irq_pos++;
+ );
+
+ for (irqn = irqN; irqn < irqN + 4; ++irqn) {
+ int iar_shift = (irqn & 7) * 4;
+ if (ivg == (0xf & (iar >> iar_shift))) {
+ ivg_table[irq_pos].irqno = IVG7 + irqn;
+ ivg_table[irq_pos].isrflag = 1 << (irqn % 32);
+ ivg7_13[ivg].istop++;
+ irq_pos++;
+ }
}
}
}
wakeup |= USBWE;
break;
#endif
-#ifdef IRQ_KEY
- case IRQ_KEY:
- wakeup |= KPADWE;
- break;
-#endif
#ifdef CONFIG_BF54x
case IRQ_CNT:
wakeup |= ROTWE;
static void bfin_generic_error_mask_irq(unsigned int irq)
{
error_int_mask &= ~(1L << (irq - IRQ_PPI_ERROR));
-
if (!error_int_mask)
bfin_internal_mask_irq(IRQ_GENERIC_ERROR);
}
}
#endif /* BF537_GENERIC_ERROR_INT_DEMUX */
+#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
+static int mac_stat_int_mask;
+
+static void bfin_mac_status_ack_irq(unsigned int irq)
+{
+ switch (irq) {
+ case IRQ_MAC_MMCINT:
+ bfin_write_EMAC_MMC_TIRQS(
+ bfin_read_EMAC_MMC_TIRQE() &
+ bfin_read_EMAC_MMC_TIRQS());
+ bfin_write_EMAC_MMC_RIRQS(
+ bfin_read_EMAC_MMC_RIRQE() &
+ bfin_read_EMAC_MMC_RIRQS());
+ break;
+ case IRQ_MAC_RXFSINT:
+ bfin_write_EMAC_RX_STKY(
+ bfin_read_EMAC_RX_IRQE() &
+ bfin_read_EMAC_RX_STKY());
+ break;
+ case IRQ_MAC_TXFSINT:
+ bfin_write_EMAC_TX_STKY(
+ bfin_read_EMAC_TX_IRQE() &
+ bfin_read_EMAC_TX_STKY());
+ break;
+ case IRQ_MAC_WAKEDET:
+ bfin_write_EMAC_WKUP_CTL(
+ bfin_read_EMAC_WKUP_CTL() | MPKS | RWKS);
+ break;
+ default:
+ /* These bits are W1C */
+ bfin_write_EMAC_SYSTAT(1L << (irq - IRQ_MAC_PHYINT));
+ break;
+ }
+}
+
+static void bfin_mac_status_mask_irq(unsigned int irq)
+{
+ mac_stat_int_mask &= ~(1L << (irq - IRQ_MAC_PHYINT));
+#ifdef BF537_GENERIC_ERROR_INT_DEMUX
+ switch (irq) {
+ case IRQ_MAC_PHYINT:
+ bfin_write_EMAC_SYSCTL(bfin_read_EMAC_SYSCTL() & ~PHYIE);
+ break;
+ default:
+ break;
+ }
+#else
+ if (!mac_stat_int_mask)
+ bfin_internal_mask_irq(IRQ_MAC_ERROR);
+#endif
+ bfin_mac_status_ack_irq(irq);
+}
+
+static void bfin_mac_status_unmask_irq(unsigned int irq)
+{
+#ifdef BF537_GENERIC_ERROR_INT_DEMUX
+ switch (irq) {
+ case IRQ_MAC_PHYINT:
+ bfin_write_EMAC_SYSCTL(bfin_read_EMAC_SYSCTL() | PHYIE);
+ break;
+ default:
+ break;
+ }
+#else
+ if (!mac_stat_int_mask)
+ bfin_internal_unmask_irq(IRQ_MAC_ERROR);
+#endif
+ mac_stat_int_mask |= 1L << (irq - IRQ_MAC_PHYINT);
+}
+
+#ifdef CONFIG_PM
+int bfin_mac_status_set_wake(unsigned int irq, unsigned int state)
+{
+#ifdef BF537_GENERIC_ERROR_INT_DEMUX
+ return bfin_internal_set_wake(IRQ_GENERIC_ERROR, state);
+#else
+ return bfin_internal_set_wake(IRQ_MAC_ERROR, state);
+#endif
+}
+#endif
+
+static struct irq_chip bfin_mac_status_irqchip = {
+ .name = "MACST",
+ .ack = bfin_ack_noop,
+ .mask_ack = bfin_mac_status_mask_irq,
+ .mask = bfin_mac_status_mask_irq,
+ .unmask = bfin_mac_status_unmask_irq,
+#ifdef CONFIG_PM
+ .set_wake = bfin_mac_status_set_wake,
+#endif
+};
+
+static void bfin_demux_mac_status_irq(unsigned int int_err_irq,
+ struct irq_desc *inta_desc)
+{
+ int i, irq = 0;
+ u32 status = bfin_read_EMAC_SYSTAT();
+
+ for (i = 0; i < (IRQ_MAC_STMDONE - IRQ_MAC_PHYINT); i++)
+ if (status & (1L << i)) {
+ irq = IRQ_MAC_PHYINT + i;
+ break;
+ }
+
+ if (irq) {
+ if (mac_stat_int_mask & (1L << (irq - IRQ_MAC_PHYINT))) {
+ bfin_handle_irq(irq);
+ } else {
+ bfin_mac_status_ack_irq(irq);
+ pr_debug("IRQ %d:"
+ " MASKED MAC ERROR INTERRUPT ASSERTED\n",
+ irq);
+ }
+ } else
+ printk(KERN_ERR
+ "%s : %s : LINE %d :\nIRQ ?: MAC ERROR"
+ " INTERRUPT ASSERTED BUT NO SOURCE FOUND\n",
+ __func__, __FILE__, __LINE__);
+}
+#endif
+
static inline void bfin_set_irq_handler(unsigned irq, irq_flow_handler_t handle)
{
#ifdef CONFIG_IPIPE
#ifdef CONFIG_PM
int bfin_gpio_set_wake(unsigned int irq, unsigned int state)
{
- unsigned gpio = irq_to_gpio(irq);
-
- if (state)
- gpio_pm_wakeup_request(gpio, PM_WAKE_IGNORE);
- else
- gpio_pm_wakeup_free(gpio);
-
- return 0;
+ return gpio_pm_wakeup_ctrl(irq_to_gpio(irq), state);
}
#endif
#elif defined(CONFIG_BF538) || defined(CONFIG_BF539)
case IRQ_PORTF_INTA:
#endif
-
set_irq_chained_handler(irq,
bfin_demux_gpio_irq);
break;
set_irq_chained_handler(irq, bfin_demux_error_irq);
break;
#endif
-
-#ifdef CONFIG_SMP
-#ifdef CONFIG_TICKSOURCE_CORETMR
- case IRQ_CORETMR:
+#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
+ case IRQ_MAC_ERROR:
+ set_irq_chained_handler(irq, bfin_demux_mac_status_irq);
+ break;
#endif
+#ifdef CONFIG_SMP
case IRQ_SUPPLE_0:
case IRQ_SUPPLE_1:
set_irq_handler(irq, handle_percpu_irq);
break;
#endif
-#ifdef CONFIG_IPIPE
-#ifndef CONFIG_TICKSOURCE_CORETMR
- case IRQ_TIMER0:
+#ifdef CONFIG_TICKSOURCE_CORETMR
+ case IRQ_CORETMR:
+# ifdef CONFIG_SMP
+ set_irq_handler(irq, handle_percpu_irq);
+ break;
+# else
set_irq_handler(irq, handle_simple_irq);
break;
+# endif
#endif
- case IRQ_CORETMR:
+
+#ifdef CONFIG_TICKSOURCE_GPTMR0
+ case IRQ_TIMER0:
set_irq_handler(irq, handle_simple_irq);
break;
+#endif
+
+#ifdef CONFIG_IPIPE
default:
set_irq_handler(irq, handle_level_irq);
break;
for (irq = IRQ_PPI_ERROR; irq <= IRQ_UART1_ERROR; irq++)
set_irq_chip_and_handler(irq, &bfin_generic_error_irqchip,
handle_level_irq);
+#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
+ set_irq_chained_handler(IRQ_MAC_ERROR, bfin_demux_mac_status_irq);
+#endif
#endif
+#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
+ for (irq = IRQ_MAC_PHYINT; irq <= IRQ_MAC_STMDONE; irq++)
+ set_irq_chip_and_handler(irq, &bfin_mac_status_irqchip,
+ handle_level_irq);
+#endif
/* if configured as edge, then will be changed to do_edge_IRQ */
- for (irq = GPIO_IRQ_BASE; irq < NR_IRQS; irq++)
+ for (irq = GPIO_IRQ_BASE;
+ irq < (GPIO_IRQ_BASE + MAX_BLACKFIN_GPIOS); irq++)
set_irq_chip_and_handler(irq, &bfin_gpio_irqchip,
handle_level_irq);
-
bfin_write_IMASK(0);
CSYNC();
ilat = bfin_read_ILAT();