本文整理汇总了C++中clrbits_be32函数的典型用法代码示例。如果您正苦于以下问题：C++ clrbits_be32函数的具体用法？C++ clrbits_be32怎么用？C++ clrbits_be32使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了clrbits_be32函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: misc_init_r
int misc_init_r(void)
{
struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "can")) {
clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN1_TDM |
MPC85xx_PMUXCR_CAN1_UART |
MPC85xx_PMUXCR_CAN2_TDM |
MPC85xx_PMUXCR_CAN2_UART);
out_8(&cpld_data->tdm_can_sel, MUX_CPLD_CAN_UART);
} else if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "tdm")) {
clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN2_UART |
MPC85xx_PMUXCR_CAN1_UART);
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN2_TDM |
MPC85xx_PMUXCR_CAN1_TDM);
clrbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_UART_GPIO);
setbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_UART_TDM);
out_8(&cpld_data->tdm_can_sel, MUX_CPLD_TDM);
out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_SLIC);
} else {
/* defaultly spi_cs_sel to flash */
out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_FLASH);
}
return 0;
}
开发者ID:MJmichael，项目名称:u-boot-tiny210，代码行数:27，代码来源:p1010rdb.c
示例2: dtimer_intr_setup
void dtimer_intr_setup(void)
{
int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI);
clrbits_be32(&intp->imrl0, 0x00000001);
clrbits_be32(&intp->imrl0, CONFIG_SYS_TMRINTR_MASK);
}
开发者ID:Adrizcorp，项目名称:ARM_SOC_FPGA，代码行数:8，代码来源:interrupts.c
示例3: board_gpio_init
void board_gpio_init(void)
{
#ifdef CONFIG_QE
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
par_io_t *par_io = (par_io_t *) &(gur->qe_par_io);
#if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
/* reset DDR3 */
setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
udelay(1000);
clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
udelay(1000);
setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
/* disable CE_PB8 */
clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdir1, GPIO_2BIT_MASK);
#endif
/* Enable VSC7385 switch */
setbits_be32(&par_io[GPIO_GETH_SW_PORT].cpdat, GPIO_GETH_SW_DATA);
/* Enable SLIC */
setbits_be32(&par_io[GPIO_SLIC_PORT].cpdat, GPIO_SLIC_DATA);
#else
ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
/*
* GPIO10 DDR Reset, open drain
* GPIO7 LOAD_DEFAULT_N Input
* GPIO11 WDI (watchdog input)
* GPIO12 Ethernet Switch Reset
* GPIO13 SLIC Reset
*/
setbits_be32(&pgpio->gpdir, 0x02130000);
#if !defined(CONFIG_SYS_RAMBOOT) && !defined(CONFIG_SPL)
/* init DDR3 reset signal */
setbits_be32(&pgpio->gpdir, 0x00200000);
setbits_be32(&pgpio->gpodr, 0x00200000);
clrbits_be32(&pgpio->gpdat, 0x00200000);
udelay(1000);
setbits_be32(&pgpio->gpdat, 0x00200000);
udelay(1000);
clrbits_be32(&pgpio->gpdir, 0x00200000);
#endif
#ifdef CONFIG_VSC7385_ENET
/* reset VSC7385 Switch */
setbits_be32(&pgpio->gpdir, 0x00080000);
setbits_be32(&pgpio->gpdat, 0x00080000);
#endif
#ifdef CONFIG_SLIC
/* reset SLIC */
setbits_be32(&pgpio->gpdir, 0x00040000);
setbits_be32(&pgpio->gpdat, 0x00040000);
#endif
#endif
}
开发者ID:RobertCNelson，项目名称:u-boot-boards，代码行数:58，代码来源:p1_p2_rdb_pc.c
示例4: setports
static void setports(int gpio)
{
ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 3);
if (gpio) {
clrbits_be32(&iop->ppar, (SDA_MASK | SCL_MASK));
clrbits_be32(&iop->podr, (SDA_MASK | SCL_MASK));
} else {
setbits_be32(&iop->ppar, (SDA_MASK | SCL_MASK));
clrbits_be32(&iop->pdir, (SDA_MASK | SCL_MASK));
setbits_be32(&iop->podr, (SDA_MASK | SCL_MASK));
}
}
开发者ID:AeroGirl，项目名称:u-boot-kern3.2，代码行数:13，代码来源:km82xx.c
示例5: board_early_init_f
int board_early_init_f(void)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
setbits_be32(&gur->pmuxcr,
(MPC85xx_PMUXCR_SDHC_CD | MPC85xx_PMUXCR_SDHC_WP));
clrbits_be32(&gur->sdhcdcr, SDHCDCR_CD_INV);
clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA);
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_TDM_ENA);
board_gpio_init();
board_cpld_init();
return 0;
}
开发者ID:RobertCNelson，项目名称:u-boot-boards，代码行数:16，代码来源:p1_p2_rdb_pc.c
示例6: board_early_init_f
int board_early_init_f(void)
{
struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
#ifdef CONFIG_TSEC_ENET
/* clear BD & FR bits for BE BD's and frame data */
clrbits_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);
#endif
#ifdef CONFIG_FSL_IFC
init_early_memctl_regs();
#endif
arch_soc_init();
#if defined(CONFIG_DEEP_SLEEP)
if (is_warm_boot()) {
timer_init();
dram_init();
}
#endif
return 0;
}
开发者ID:0xFelix，项目名称:u-boot-edminiv2，代码行数:25，代码来源:ls1021atwr.c
示例7: eeprom_write_enable
/* Input: <dev_addr> I2C address of EEPROM device to enable.
* <state> -1: deliver current state
* 0: disable write
* 1: enable write
* Returns: -1: wrong device address
* 0: dis-/en- able done
* 0/1: current state if <state> was -1.
*/
int eeprom_write_enable(unsigned dev_addr, int state)
{
struct ppc4xx_gpio *gpio0 = (struct ppc4xx_gpio *)GPIO_BASE;
if (CONFIG_SYS_I2C_EEPROM_ADDR != dev_addr) {
return -1;
} else {
switch (state) {
case 1:
/* Enable write access, clear bit GPIO0. */
clrbits_be32(&gpio0->or, CONFIG_SYS_GPIO_EEPROM_WP);
state = 0;
break;
case 0:
/* Disable write access, set bit GPIO0. */
setbits_be32(&gpio0->or, CONFIG_SYS_GPIO_EEPROM_WP);
state = 0;
break;
default:
/* Read current status back. */
state = (0 == (in_be32(&gpio0->or) &
CONFIG_SYS_GPIO_EEPROM_WP));
break;
}
}
return state;
}
开发者ID:247a，项目名称:lenovo_b6000-8000_kernel_source，代码行数:35，代码来源:pmc405de.c
示例8: fsl_upm_end_pattern
static void fsl_upm_end_pattern(struct fsl_upm *upm)
{
clrbits_be32(upm->mxmr, MxMR_OP_RUNP);
while (in_be32(upm->mxmr) & MxMR_OP_RUNP)
eieio();
}
开发者ID:247a，项目名称:lenovo_b6000-8000_kernel_source，代码行数:7，代码来源:fsl_upm.c
示例9: cpm_interrupt
/*
* CPM interrupt handler
*/
static void cpm_interrupt(void *regs)
{
immap_t __iomem *immr = (immap_t __iomem *)CONFIG_SYS_IMMR;
uint vec;
/*
* Get the vector by setting the ACK bit
* and then reading the register.
*/
out_be16(&immr->im_cpic.cpic_civr, 1);
vec = in_be16(&immr->im_cpic.cpic_civr);
vec >>= 11;
if (cpm_vecs[vec].handler != NULL) {
(*cpm_vecs[vec].handler) (cpm_vecs[vec].arg);
} else {
clrbits_be32(&immr->im_cpic.cpic_cimr, 1 << vec);
printf("Masking bogus CPM interrupt vector 0x%x\n", vec);
}
/*
* After servicing the interrupt,
* we have to remove the status indicator.
*/
setbits_be32(&immr->im_cpic.cpic_cisr, 1 << vec);
}
开发者ID:axxia，项目名称:axxia_u-boot，代码行数:28，代码来源:interrupts.c
示例10: misc_init_r
int misc_init_r(void)
{
int i;
struct ppc4xx_gpio *gpio0 = (struct ppc4xx_gpio *)GPIO_BASE;
struct pmc405de_cpld *cpld =
(struct pmc405de_cpld *)CONFIG_SYS_CPLD_BASE;
if (!is_monarch()) {
/* PCI configuration done: release EREADY */
setbits_be32(&gpio0->or, CONFIG_SYS_GPIO_EREADY);
setbits_be32(&gpio0->tcr, CONFIG_SYS_GPIO_EREADY);
}
/* turn off POST LED */
out_8(&cpld->control,
CPLD_CONTROL_POSTLED_N | CPLD_CONTROL_POSTLED_GATE);
/* turn on LEDs: RUN, A, B */
clrbits_be32(&gpio0->or,
CONFIG_SYS_GPIO_LEDRUN_N |
CONFIG_SYS_GPIO_LEDA_N |
CONFIG_SYS_GPIO_LEDB_N);
for (i=0; i < 200; i++)
udelay(1000);
/* turn off LEDs: A, B */
setbits_be32(&gpio0->or,
CONFIG_SYS_GPIO_LEDA_N |
CONFIG_SYS_GPIO_LEDB_N);
return (0);
}
开发者ID:247a，项目名称:lenovo_b6000-8000_kernel_source，代码行数:33，代码来源:pmc405de.c
示例11: spi_cs_activate
void spi_cs_activate(struct spi_slave *slave)
{
immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
/* active low */
clrbits_be32(&immr->gpio[0].dat, SPI_CS_MASK);
}
开发者ID:CogSystems，项目名称:u-boot，代码行数:7，代码来源:mpc8308rdb.c
示例12: cfspi_release_bus
void cfspi_release_bus(uint bus, uint cs)
{
dspi_t *dspi = (dspi_t *) MMAP_DSPI;
gpio_t *gpio = (gpio_t *) MMAP_GPIO;
/* Clear FIFO */
clrbits_be32(&dspi->mcr, DSPI_MCR_CTXF | DSPI_MCR_CRXF);
#ifdef CONFIG_MCF5445x
switch (cs) {
case 0:
clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS0_PCS0);
break;
case 1:
clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS1_PCS1);
break;
case 2:
clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS2_PCS2);
break;
case 3:
clrbits_8(&gpio->par_dma, ~GPIO_PAR_DMA_DACK0_UNMASK);
break;
case 5:
clrbits_8(&gpio->par_dspi, GPIO_PAR_DSPI_PCS5_PCS5);
break;
}
#endif
#ifdef CONFIG_MCF5441x
if (cs == 1)
clrbits_8(&gpio->par_dspiow, GPIO_PAR_DSPIOW_DSPI0PSC1);
#endif
}
开发者ID:Jheengut，项目名称:u-boot，代码行数:33，代码来源:cpu_init.c
示例13: get_pin
static int get_pin(unsigned long mask, int port)
{
ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, port);
clrbits_be32(&iop->pdir, mask);
return 0 != (in_be32(&iop->pdat) & mask);
}
开发者ID:eballetbo，项目名称:u-boot，代码行数:7，代码来源:km82xx.c
示例14: phy_change
static void phy_change(struct eth_device *dev)
{
uec_private_t *uec = (uec_private_t *)dev->priv;
#if defined(CONFIG_P1012) || defined(CONFIG_P1021) || defined(CONFIG_P1025)
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
/* QE9 and QE12 need to be set for enabling QE MII managment signals */
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE9);
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE12);
#endif
/* Update the link, speed, duplex */
uec->mii_info->phyinfo->read_status(uec->mii_info);
#if defined(CONFIG_P1012) || defined(CONFIG_P1021) || defined(CONFIG_P1025)
/*
* QE12 is muxed with LBCTL, it needs to be released for enabling
* LBCTL signal for LBC usage.
*/
clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE12);
#endif
/* Adjust the interface according to speed */
adjust_link(dev);
}
开发者ID:0s4l，项目名称:u-boot-xlnx，代码行数:26，代码来源:uec.c
示例15: irq_free_handler
void irq_free_handler(int vec)
{
immap_t __iomem *immr = (immap_t __iomem *)CONFIG_SYS_IMMR;
if ((vec & CPMVEC_OFFSET) != 0) {
/* CPM interrupt */
vec &= 0xffff;
clrbits_be32(&immr->im_cpic.cpic_cimr, 1 << vec);
cpm_vecs[vec].handler = NULL;
cpm_vecs[vec].arg = NULL;
} else {
/* SIU interrupt */
clrbits_be32(&immr->im_siu_conf.sc_simask, 1 << (31 - vec));
irq_vecs[vec].handler = NULL;
irq_vecs[vec].arg = NULL;
}
}
开发者ID:axxia，项目名称:axxia_u-boot，代码行数:17，代码来源:interrupts.c
示例16: tsec_halt
/* Stop the interface */
static void tsec_halt(struct eth_device *dev)
{
struct tsec_private *priv = (struct tsec_private *)dev->priv;
tsec_t *regs = priv->regs;
clrbits_be32(®s->dmactrl, DMACTRL_GRS | DMACTRL_GTS);
setbits_be32(®s->dmactrl, DMACTRL_GRS | DMACTRL_GTS);
while ((in_be32(®s->ievent) & (IEVENT_GRSC | IEVENT_GTSC))
!= (IEVENT_GRSC | IEVENT_GTSC))
;
clrbits_be32(®s->maccfg1, MACCFG1_TX_EN | MACCFG1_RX_EN);
/* Shut down the PHY, as needed */
phy_shutdown(priv->phydev);
}
开发者ID:AshishNamdev，项目名称:u-boot，代码行数:18，代码来源:tsec.c
示例17: gfar_probe
/*
* Initialize device structure. Returns success if
* initialization succeeded.
*/
static int gfar_probe(struct device_d *dev)
{
struct gfar_info_struct *gfar_info = dev->platform_data;
struct eth_device *edev;
struct gfar_private *priv;
size_t size;
char *p;
priv = xzalloc(sizeof(struct gfar_private));
if (NULL == priv)
return -ENODEV;
edev = &priv->edev;
priv->regs = dev_request_mem_region(dev, 0);
priv->phyregs = dev_request_mem_region(dev, 1);
priv->phyregs_sgmii = dev_request_mem_region(dev, 2);
priv->phyaddr = gfar_info->phyaddr;
priv->tbicr = gfar_info->tbicr;
priv->tbiana = gfar_info->tbiana;
/*
* Allocate descriptors 64-bit aligned. Descriptors
* are 8 bytes in size.
*/
size = ((TX_BUF_CNT * sizeof(struct txbd8)) +
(RX_BUF_CNT * sizeof(struct rxbd8))) + BUF_ALIGN;
p = (char *)xmemalign(BUF_ALIGN, size);
priv->txbd = (struct txbd8 *)p;
priv->rxbd = (struct rxbd8 *)(p + (TX_BUF_CNT * sizeof(struct txbd8)));
edev->priv = priv;
edev->init = gfar_init;
edev->open = gfar_open;
edev->halt = gfar_halt;
edev->send = gfar_send;
edev->recv = gfar_recv;
edev->get_ethaddr = gfar_get_ethaddr;
edev->set_ethaddr = gfar_set_ethaddr;
edev->parent = dev;
setbits_be32(priv->regs + GFAR_MACCFG1_OFFSET, GFAR_MACCFG1_SOFT_RESET);
udelay(2);
clrbits_be32(priv->regs + GFAR_MACCFG1_OFFSET, GFAR_MACCFG1_SOFT_RESET);
priv->miibus.read = gfar_miiphy_read;
priv->miibus.write = gfar_miiphy_write;
priv->miibus.priv = priv;
priv->miibus.parent = dev;
gfar_init_phy(edev);
mdiobus_register(&priv->miibus);
return eth_register(edev);
}
开发者ID:Reggi3，项目名称:mini210s-barebox，代码行数:62，代码来源:gianfar.c
示例18: fmc_tx_port_graceful_stop_disable
static void fmc_tx_port_graceful_stop_disable(struct fm_eth *fm_eth)
{
struct fm_port_global_pram *pram;
pram = fm_eth->tx_pram;
/* re-enable transmission of frames */
clrbits_be32(&pram->mode, PRAM_MODE_GRACEFUL_STOP);
sync();
}
开发者ID:OpenNoah，项目名称:u-boot，代码行数:9，代码来源:eth.c
示例19: bcm6345_reset_assert
static int bcm6345_reset_assert(struct reset_ctl *rst)
{
struct bcm6345_reset_priv *priv = dev_get_priv(rst->dev);
clrbits_be32(priv->regs, BIT(rst->id));
mdelay(20);
return 0;
}
开发者ID:Noltari，项目名称:u-boot，代码行数:9，代码来源:reset-bcm6345.c
示例20: gpio_selectrow
static void gpio_selectrow(gpio512x_t *gpioregs, u32 row)
{
if (row)
setbits_be32(&gpioregs->gpdat, GPIOKEY_ROW_BITMASK);
else
clrbits_be32(&gpioregs->gpdat, GPIOKEY_ROW_BITMASK);
udelay(10);
}
开发者ID:pallavides，项目名称:AMP_Demo，代码行数:9，代码来源:ac14xx.c
注：本文中的clrbits_be32函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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