diff options
Diffstat (limited to 'bsps/powerpc/mpc55xxevb/net/if_smc.c')
| -rw-r--r-- | bsps/powerpc/mpc55xxevb/net/if_smc.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/bsps/powerpc/mpc55xxevb/net/if_smc.c b/bsps/powerpc/mpc55xxevb/net/if_smc.c deleted file mode 100644 index 995bf0b1b0..0000000000 --- a/bsps/powerpc/mpc55xxevb/net/if_smc.c +++ /dev/null @@ -1,161 +0,0 @@ -#include <bsp.h> - -#ifdef HAS_SMC91111 - -#include <mpc55xx/mpc55xx.h> -#include <mpc55xx/regs.h> - -#include <rtems.h> - -#include <bsp/irq.h> -#include <rtems/bspIo.h> -#include <libcpu/powerpc-utility.h> - - -#include <stdlib.h> -#include <stdio.h> -#include <stdarg.h> -#include <rtems/error.h> -#include <rtems/rtems_bsdnet.h> -#include <rtems/irq-extension.h> - -#include <sys/param.h> -#include <sys/mbuf.h> - -#include <sys/socket.h> -#include <sys/sockio.h> -#include <net/if.h> -#include <netinet/in.h> -#include <netinet/if_ether.h> - -#include <libchip/smc91111exp.h> - - - -/* The SMC91111 on the MPC5554SOM is IRQ2. - */ -#define SMC91111_BASE_ADDR (void*)0x22000300 -#define SMC91111_BASE_IRQ MPC55XX_IRQ_SIU_EXTERNAL_2 -#define SMC91111_BASE_PIO 4 - -extern void lan91cxx_interrupt_handler(void *arg); - -static const union SIU_EISR_tag clear_eisr_2 = {.B.EIF2 = 1}; - -static void rtems_smc91111_interrupt_wrapper(void *arg) -{ - /* Clear external interrupt status */ - - SIU.EISR = clear_eisr_2; - - lan91cxx_interrupt_handler(arg); -} - -scmv91111_configuration_t mpc5554_scmv91111_configuration = { - SMC91111_BASE_ADDR, /* base address */ - SMC91111_BASE_IRQ, /* vector number */ - SMC91111_BASE_PIO, /* XXX: What's this? */ - 100, /* 100b */ - 1, /* fulldx */ - 1, /* autoneg */ - "SMC91111", - RTEMS_INTERRUPT_UNIQUE, - rtems_smc91111_interrupt_wrapper, - (void *)0 -}; - -/* - * Attach an SMC91111 driver to the system - */ -int rtems_smc91111_driver_attach_mpc5554(struct rtems_bsdnet_ifconfig *config) -{ - /* Configure IRQ2 (GPIO pin 211) is set up properly: - * Secondary, Alternate, Input. - */ - static const union SIU_PCR_tag irq_input_pcr = { - .B.PA = 2, /* Alternate function 1 */ - .B.OBE = 0, - .B.IBE = 1, /* Input Buffer Enable */ - .B.DSC = 0, - .B.ODE = 0, - .B.HYS = 1, - .B.SRC = 3, /* Maximum slew rate */ - .B.WPE = 0, /* Disable weak pullup/pulldown */ - .B.WPS = 1 /* Specify weak pullup? But it isn't enabled! */ - }; - - union SIU_ORER_tag orer = MPC55XX_ZERO_FLAGS; - union SIU_DIRER_tag direr = MPC55XX_ZERO_FLAGS; - union SIU_IREER_tag ireer = MPC55XX_ZERO_FLAGS; - union SIU_IFEER_tag ifeer = MPC55XX_ZERO_FLAGS; - union SIU_IDFR_tag idfr = MPC55XX_ZERO_FLAGS; - union SIU_DIRSR_tag dirsr = MPC55XX_ZERO_FLAGS; - rtems_interrupt_level level; - -#define MPC55XX_EBI_CS_2_BR 0x22000003 -#define MPC55XX_EBI_CS_2_OR 0xff000010 -#if MPC55XX_EBI_CS_2_BR - static const union SIU_PCR_tag primary_50pf_weak_pullup = { /* 0x4c3 */ - .B.PA = 1, - .B.DSC = 3, - .B.WPE = 1, - .B.WPS = 1 - }; - EBI.CS[2].BR.R = MPC55XX_EBI_CS_2_BR; - EBI.CS[2].OR.R = MPC55XX_EBI_CS_2_OR; - SIU.PCR[2] = primary_50pf_weak_pullup; -#endif - - SIU.PCR[211] = irq_input_pcr; - - /* XXX These should be using bit set and bit clear instructions */ - - /* DMA/Interrupt Request Select */ - rtems_interrupt_disable(level); - dirsr.R = SIU.DIRSR.R; - dirsr.B.DIRS2 = 0; /* Select interrupt not DMA */ - SIU.DIRSR.R = dirsr.R; - rtems_interrupt_enable(level); - - /* Overrun Request Enable */ - rtems_interrupt_disable(level); - orer.R = SIU.ORER.R; - orer.B.ORE2 = 0; /* Disable overruns. */ - SIU.ORER.R = orer.R; - rtems_interrupt_enable(level); - - /* IRQ Rising-Edge Enable */ - rtems_interrupt_disable(level); - ireer.R = SIU.IREER.R; - ireer.B.IREE2 = 1; /* Enable rising edge. */ - SIU.IREER.R = ireer.R; - rtems_interrupt_enable(level); - - /* IRQ Falling-Edge Enable */ - rtems_interrupt_disable(level); - ifeer.R = SIU.IFEER.R; - ifeer.B.IFEE2 = 0; /* Disable falling edge. */ - SIU.IFEER.R = ifeer.R; - rtems_interrupt_enable(level); - - /* IRQ Digital Filter */ - rtems_interrupt_disable(level); - idfr.R = SIU.IDFR.R; - idfr.B.DFL = 0; /* Minimal digital filter. */ - SIU.IDFR.R = idfr.R; - rtems_interrupt_enable(level); - - /* Clear external interrupt status */ - SIU.EISR = clear_eisr_2; - - /* DMA/Interrupt Request Enable */ - rtems_interrupt_disable(level); - direr.R = SIU.DIRER.R; - direr.B.EIRE2 = 1; /* Enable. */ - SIU.DIRER.R = direr.R; - rtems_interrupt_enable(level); - - return _rtems_smc91111_driver_attach(config,&mpc5554_scmv91111_configuration); -}; - -#endif /* HAS_SMC91111 */ |