[rtems commit] bsp/tqm8xx: Remove unused files
Sebastian Huber
sebh at rtems.org
Mon Sep 17 07:00:10 UTC 2018
Module: rtems
Branch: master
Commit: 62cb39d7fe69c0d10a4318040bd0983aa97e6436
Changeset: http://git.rtems.org/rtems/commit/?id=62cb39d7fe69c0d10a4318040bd0983aa97e6436
Author: Sebastian Huber <sebastian.huber at embedded-brains.de>
Date: Mon Sep 17 08:28:29 2018 +0200
bsp/tqm8xx: Remove unused files
Close #3513.
---
bsps/powerpc/tqm8xx/dev/clock.c | 207 ------
bsps/powerpc/tqm8xx/dev/console-generic.c | 1073 ---------------------------
c/src/lib/libbsp/powerpc/tqm8xx/Makefile.am | 1 -
3 files changed, 1281 deletions(-)
diff --git a/bsps/powerpc/tqm8xx/dev/clock.c b/bsps/powerpc/tqm8xx/dev/clock.c
deleted file mode 100644
index 49500fe..0000000
--- a/bsps/powerpc/tqm8xx/dev/clock.c
+++ /dev/null
@@ -1,207 +0,0 @@
-/* clock.c
- *
- * This routine initializes the PIT on the MPC8xx.
- * The tick frequency is specified by the bsp.
- */
-
-/*
- * Author: Jay Monkman (jmonkman at frasca.com)
- * Copyright (C) 1998 by Frasca International, Inc.
- *
- * Derived from c/src/lib/libcpu/ppc/ppc403/clock/clock.c:
- *
- * Author: Andrew Bray <andy at i-cubed.co.uk>
- *
- * COPYRIGHT (c) 1995 by i-cubed ltd.
- *
- * To anyone who acknowledges that this file is provided "AS IS"
- * without any express or implied warranty:
- * permission to use, copy, modify, and distribute this file
- * for any purpose is hereby granted without fee, provided that
- * the above copyright notice and this notice appears in all
- * copies, and that the name of i-cubed limited not be used in
- * advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission.
- * i-cubed limited makes no representations about the suitability
- * of this software for any purpose.
- *
- * Derived from c/src/lib/libcpu/hppa1_1/clock/clock.c:
- *
- * COPYRIGHT (c) 1989-2007.
- * On-Line Applications Research Corporation (OAR).
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
- */
-
-#include <rtems.h>
-#include <rtems/clockdrv.h>
-#include <rtems/libio.h>
-#include <rtems/powerpc/powerpc.h>
-
-#include <stdlib.h> /* for atexit() */
-#include <mpc8xx.h>
-#include <bsp.h>
-
-volatile uint32_t Clock_driver_ticks;
-extern volatile m8xx_t m8xx;
-extern int BSP_get_clock_irq_level(void);
-extern uint32_t bsp_clicks_per_usec;
-
-/*
- * Prototypes
- */
-rtems_isr Clock_isr(rtems_vector_number vector);
-void Clock_exit( void );
-void clockOn(void* unused);
-void clockOff(void* unused);
-int clockIsOn(void* unused);
-void Install_clock(rtems_isr_entry clock_isr);
-void ReInstall_clock(rtems_isr_entry new_clock_isr);
-
-/*
- * ISR Handler
- */
-rtems_isr Clock_isr(rtems_vector_number vector)
-{
- m8xx.piscr |= M8xx_PISCR_PS;
- Clock_driver_ticks++;
- rtems_clock_tick();
-}
-
-void clockOn(void* unused)
-{
- unsigned desiredLevel;
- uint32_t pit_value;
- uint32_t extclk;
- bool force_prescaler = false;
- uint32_t immr_val;
-
- if (bsp_clicks_per_usec == 0) {
- /*
- * oscclk is too low for PIT, compute extclk and derive PIT from there
- */
- /*
- * determine external input clock by examining the PLL settings
- * this must be done differently depending on type of PLL
- */
- _mfspr(immr_val,M8xx_IMMR);
- if (8 == ((immr_val & 0x0000FF00) >> 8)) {
- /*
- * for MPC866: complex PLL
- */
- uint32_t plprcr_val;
- uint32_t mfn_value;
- uint32_t mfd_value;
- uint32_t mfi_value;
- uint32_t pdf_value;
- uint32_t s_value;
-
- plprcr_val = m8xx.plprcr;
- mfn_value = (plprcr_val & (0xf8000000)) >> (31- 4);
- mfd_value = (plprcr_val & (0x07c00000)) >> (31- 9);
- s_value = (plprcr_val & (0x00300000)) >> (31-11);
- mfi_value = (plprcr_val & (0x000f0000)) >> (31-15);
- pdf_value = (plprcr_val & (0x00000006)) >> (31-30);
- extclk = (((uint64_t)bsp_clock_speed)
- * ((pdf_value + 1) * (mfd_value + 1))
- / (mfi_value * (mfd_value + 1) + mfn_value)
- * (1 << s_value));
- }
- else {
- /*
- * for MPC860/850 etc: simple PLL
- */
- uint32_t mf_value;
- mf_value = m8xx.plprcr >> 20;
- extclk = bsp_clock_speed / (mf_value+1);
- }
- pit_value = (extclk
- / 1000
- / 4
- * rtems_configuration_get_microseconds_per_tick()
- / 1000);
- m8xx.sccr |= (1<<23);
- force_prescaler = true;
- }
- else {
- pit_value = (rtems_configuration_get_microseconds_per_tick() *
- bsp_clicks_per_usec);
-
- m8xx.sccr &= ~(1<<23);
- }
-
- if ((pit_value > 0xffff) || force_prescaler) {
- /*
- * try to activate prescaler
- * NOTE: divider generates odd values now...
- */
- pit_value = pit_value / 128;
- m8xx.sccr |= (1<<24);
- }
- else {
- m8xx.sccr &= ~(1<<24);
- }
-
- if (pit_value > 0xffff) { /* pit is only 16 bits long */
- rtems_fatal_error_occurred(-1);
- }
- m8xx.pitc = pit_value - 1;
-
- desiredLevel = BSP_get_clock_irq_level();
- /* set PIT irq level, enable PIT, PIT interrupts */
- /* and clear int. status */
- m8xx.piscr = M8xx_PISCR_PIRQ(desiredLevel) |
- M8xx_PISCR_PTE | M8xx_PISCR_PS | M8xx_PISCR_PIE;
-}
-
-/*
- * Called via atexit()
- * Remove the clock interrupt handler by setting handler to NULL
- */
-void clockOff(void* unused)
-{
- /* disable PIT and PIT interrupts */
- m8xx.piscr &= ~(M8xx_PISCR_PTE | M8xx_PISCR_PIE);
-}
-
-int clockIsOn(void* unused)
-{
- if (m8xx.piscr & M8xx_PISCR_PIE)
- return 1;
- return 0;
-}
-
-/*
- * Called via atexit()
- * Remove the clock interrupt handler by setting handler to NULL
- */
-void Clock_exit(void)
-{
- (void) BSP_disconnect_clock_handler ();
-}
-
-void Install_clock(rtems_isr_entry clock_isr)
-{
- Clock_driver_ticks = 0;
-
- BSP_connect_clock_handler (clock_isr);
- atexit(Clock_exit);
-}
-
-void ReInstall_clock(rtems_isr_entry new_clock_isr)
-{
- BSP_connect_clock_handler (new_clock_isr);
-}
-
-rtems_device_driver Clock_initialize(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *pargp
-)
-{
- Install_clock( Clock_isr );
-
- return RTEMS_SUCCESSFUL;
-}
diff --git a/bsps/powerpc/tqm8xx/dev/console-generic.c b/bsps/powerpc/tqm8xx/dev/console-generic.c
deleted file mode 100644
index e015a64..0000000
--- a/bsps/powerpc/tqm8xx/dev/console-generic.c
+++ /dev/null
@@ -1,1073 +0,0 @@
-/*
- * General Serial I/O functions.
- *
- * This file contains the functions for performing serial I/O.
- * The actual system calls (console_*) should be in the BSP part
- * of the source tree. That way different BSPs can use whichever
- * SMCs and SCCs they want. Originally, all the stuff was in
- * this file, and it caused problems with one BSP using SCC2
- * as /dev/console, others using SMC1 for /dev/console, etc.
- *
- * On-chip resources used:
- * resource minor note
- * SMC1 0
- * SMC2 1
- * SCC1 2 N/A. Hardwired as ethernet port
- * SCC2 3
- * SCC3 4
- * SCC4 5
- * BRG1
- * BRG2
- * BRG3
- * BRG4
- * Author: Jay Monkman (jmonkman at frasca.com)
- * Copyright (C) 1998 by Frasca International, Inc.
- *
- * Derived from c/src/lib/libbsp/m68k/gen360/console/console.c written by:
- * W. Eric Norum
- * Saskatchewan Accelerator Laboratory
- * University of Saskatchewan
- * Saskatoon, Saskatchewan, CANADA
- * eric at skatter.usask.ca
- *
- * COPYRIGHT (c) 1989-2007.
- * On-Line Applications Research Corporation (OAR).
- *
- * Modifications by Darlene Stewart <Darlene.Stewart at iit.nrc.ca>
- * and Charles-Antoine Gauthier <charles.gauthier at iit.nrc.ca>
- * Copyright (c) 1999, National Research Council of Canada
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
- */
-
-#include <rtems.h>
-#include <rtems/libio.h>
-#include <mpc8xx.h>
-#include <mpc8xx/console.h>
-#include <mpc8xx/cpm.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <termios.h>
-#include <bsp.h>
-#include <bsp/irq.h>
-#include <rtems/bspIo.h> /* for printk */
-
-/*
- * Interrupt-driven input buffer
- */
-#define RXBUFSIZE 16
-
-/*
- * I/O buffers and pointers to buffer descriptors.
- * Currently, single buffered input is done. This will work only
- * if the Rx interrupts are serviced quickly.
- *
- * TODO: Add a least double buffering for safety.
- */
-static volatile char rxBuf[NUM_PORTS][RXBUFSIZE];
-static volatile char txBuf[NUM_PORTS];
-
-/* SCC/SMC buffer descriptors */
-static volatile m8xxBufferDescriptor_t *RxBd[NUM_PORTS], *TxBd[NUM_PORTS];
-
-/* Used to track the usage of the baud rate generators */
-static unsigned long brg_spd[4];
-static char brg_used[4];
-
-/* Used to track termios private data for callbacks */
-struct rtems_termios_tty *ttyp[NUM_PORTS];
-
-/*
- * Device-specific routines
- */
-static int m8xx_get_brg_cd(int);
-static unsigned char m8xx_get_brg_clk(int);
-static int m8xx_smc_set_attributes(int, const struct termios*);
-static int m8xx_scc_set_attributes(int, const struct termios*);
-static void m8xx_smc1_interrupt_handler(void *unused);
-static void m8xx_smc2_interrupt_handler(void *unused);
-static void m8xx_scc2_interrupt_handler(void *unused);
-#if defined(mpc860)
-static void m8xx_scc3_interrupt_handler(void *unused);
-static void m8xx_scc4_interrupt_handler(void *unused);
-#endif
-
-/*
- * Compute baud-rate-generator configuration register value
- */
-static int
-m8xx_get_brg_cd (int baud)
-{
- int divisor;
- int div16 = 0;
-
- divisor = ((bsp_clock_speed / 16) + (baud / 2)) / baud;
- if (divisor > 4096) {
- div16 = 1;
- divisor = (divisor + 8) / 16;
- }
- return M8xx_BRG_EN | M8xx_BRG_EXTC_BRGCLK |
- ((divisor - 1) << 1) | div16;
-}
-
-
-/*
- * This function will fail if more that 4 baud rates have been selected
- * at any time since the OS started. It needs to be fixed. FIXME
- */
-static unsigned
-char m8xx_get_brg_clk(int baud)
-{
- int i;
-
- /* first try to find a BRG that is already at the right speed */
- for ( i = 0; i < 4; i++ ) {
- if ( brg_spd[i] == baud ) {
- break;
- }
- }
-
- if ( i == 4 ) { /* I guess we didn't find one */
- for ( i = 0; i < 4; i++ ) {
- if ( brg_used[i] == 0 ) {
- break;
- }
- }
- }
- if (i != 4) {
- brg_used[i]++;
- brg_spd[i]=baud;
- switch (i) {
- case 0:
- m8xx.brgc1 = M8xx_BRG_RST;
- m8xx.brgc1 = m8xx_get_brg_cd(baud);
- break;
- case 1:
- m8xx.brgc2 = M8xx_BRG_RST;
- m8xx.brgc2 = m8xx_get_brg_cd(baud);
- break;
- case 2:
- m8xx.brgc3 = M8xx_BRG_RST;
- m8xx.brgc3 = m8xx_get_brg_cd(baud);
- break;
- case 3:
- m8xx.brgc4 = M8xx_BRG_RST;
- m8xx.brgc4 = m8xx_get_brg_cd(baud);
- break;
- }
- return i;
- }
-
- else
- return 0xff;
-}
-
-
-/*
- * Hardware-dependent portion of tcsetattr().
- */
-static int
-m8xx_smc_set_attributes (int minor, const struct termios *t)
-{
- int baud, brg=0, csize=0, ssize, psize;
- uint16_t clen=0, cstopb, parenb, parodd, cread;
-
- /* Baud rate */
- switch (t->c_ospeed) {
- default: baud = -1; break;
- case B50: baud = 50; break;
- case B75: baud = 75; break;
- case B110: baud = 110; break;
- case B134: baud = 134; break;
- case B150: baud = 150; break;
- case B200: baud = 200; break;
- case B300: baud = 300; break;
- case B600: baud = 600; break;
- case B1200: baud = 1200; break;
- case B1800: baud = 1800; break;
- case B2400: baud = 2400; break;
- case B4800: baud = 4800; break;
- case B9600: baud = 9600; break;
- case B19200: baud = 19200; break;
- case B38400: baud = 38400; break;
- case B57600: baud = 57600; break;
- case B115200: baud = 115200; break;
- case B230400: baud = 230400; break;
- case B460800: baud = 460800; break;
- }
- if (baud > 0)
- brg = m8xx_get_brg_clk(baud); /* 4 BRGs, 6 serial ports - hopefully */
- /* at least 2 ports will be the same */
-
- /* Number of data bits */
- switch ( t->c_cflag & CSIZE ) {
- case CS5: csize = 5; break;
- case CS6: csize = 6; break;
- case CS7: csize = 7; break;
- case CS8: csize = 8; break;
- }
-
- /* Stop bits */
- if ( t->c_cflag & CSTOPB ) {
- cstopb = 0x0400; /* Two stop bits */
- ssize = 2;
- } else {
- cstopb = 0x0000; /* One stop bit */
- ssize = 1;
- }
-
- /* Parity */
- if ( t->c_cflag & PARENB ) {
- parenb = 0x0200; /* Parity enabled on Tx and Rx */
- psize = 1;
- } else {
- parenb = 0x0000; /* No parity on Tx and Rx */
- psize = 0;
- }
-
- if ( t->c_cflag & PARODD )
- parodd = 0x0000; /* Odd parity */
- else
- parodd = 0x0100;
-
- /*
- * Character Length = start + data + parity + stop - 1
- */
- switch ( 1 + csize + psize + ssize - 1 ) {
- case 6: clen = 0x3000; break;
- case 7: clen = 0x3800; break;
- case 8: clen = 0x4000; break;
- case 9: clen = 0x4800; break;
- case 10: clen = 0x5000; break;
- case 11: clen = 0x5800; break;
- }
-
- if ( t->c_cflag & CREAD )
- cread = 0x0023; /* UART normal operation, enable Rx and Tx */
- else
- cread = 0x0021; /* UART normal operation, enable Tx */
-
- /* Write the SIMODE/SMCMR registers */
- switch (minor) {
- case SMC1_MINOR:
- m8xx.simode = ( (m8xx.simode & 0xffff8fff) | (brg << 12) );
- m8xx.smc1.smcmr = clen | cstopb | parenb | parodd | cread;
- break;
- case SMC2_MINOR:
- m8xx.simode = ( (m8xx.simode & 0x8fffffff) | (brg << 28) );
- m8xx.smc2.smcmr = clen | cstopb | parenb | parodd | cread;
- break;
- }
- return 0;
-}
-
-
-static int
-m8xx_scc_set_attributes (int minor, const struct termios *t)
-{
- int baud, brg=0;
- uint16_t csize=0, cstopb, parenb, parodd;
-
- /* Baud rate */
- switch (t->c_ospeed) {
- default: baud = -1; break;
- case B50: baud = 50; break;
- case B75: baud = 75; break;
- case B110: baud = 110; break;
- case B134: baud = 134; break;
- case B150: baud = 150; break;
- case B200: baud = 200; break;
- case B300: baud = 300; break;
- case B600: baud = 600; break;
- case B1200: baud = 1200; break;
- case B1800: baud = 1800; break;
- case B2400: baud = 2400; break;
- case B4800: baud = 4800; break;
- case B9600: baud = 9600; break;
- case B19200: baud = 19200; break;
- case B38400: baud = 38400; break;
- case B57600: baud = 57600; break;
- case B115200: baud = 115200; break;
- case B230400: baud = 230400; break;
- case B460800: baud = 460800; break;
- }
- if (baud > 0)
- brg = m8xx_get_brg_clk(baud); /* 4 BRGs, 5 serial ports - hopefully */
- /* at least 2 ports will be the same */
- /* Write the SICR register below */
-
- /* Number of data bits */
- switch ( t->c_cflag & CSIZE ) {
- case CS5: csize = 0x0000; break;
- case CS6: csize = 0x1000; break;
- case CS7: csize = 0x2000; break;
- case CS8: csize = 0x3000; break;
- }
-
- /* Stop bits */
- if ( t->c_cflag & CSTOPB )
- cstopb = 0x4000; /* Two stop bits */
- else
- cstopb = 0x0000; /* One stop bit */
-
- /* Parity */
- if ( t->c_cflag & PARENB )
- parenb = 0x0010; /* Parity enabled on Tx and Rx */
- else
- parenb = 0x0000; /* No parity on Tx and Rx */
-
- if ( t->c_cflag & PARODD )
- parodd = 0x0000; /* Odd parity */
- else
- parodd = 0x000a;
-
- /* Write the SICR/PSMR Registers */
- switch (minor) {
- case SCC2_MINOR:
- m8xx.sicr = ( (m8xx.sicr & 0xffffc0ff) | (brg << 11) | (brg << 8) );
- m8xx.scc2.psmr = ( (cstopb | csize | parenb | parodd) | (m8xx.scc2.psmr & 0x8fe0) );
- break;
- #if defined(mpc860)
- case SCC3_MINOR:
- m8xx.sicr = ( (m8xx.sicr & 0xffc0ffff) | (brg << 19) | (brg << 16) );
- m8xx.scc3.psmr = ( (cstopb | csize | parenb | parodd) | (m8xx.scc3.psmr & 0x8fe0) );
- break;
- case SCC4_MINOR:
- m8xx.sicr = ( (m8xx.sicr & 0xc0ffffff) | (brg << 27) | (brg << 24) );
- m8xx.scc4.psmr = ( (cstopb | csize | parenb | parodd) | (m8xx.scc4.psmr & 0x8fe0) );
- break;
- #endif
- }
-
- return 0;
-}
-
-
-int
-m8xx_uart_setAttributes(
- int minor,
- const struct termios *t
-)
-{
- /*
- * Check that port number is valid
- */
- if ( (minor < SMC1_MINOR) || (minor > NUM_PORTS-1) )
- return 0;
-
- switch (minor) {
- case SMC1_MINOR:
- case SMC2_MINOR:
- return m8xx_smc_set_attributes( minor, t );
-
- case SCC2_MINOR:
- case SCC3_MINOR:
- case SCC4_MINOR:
- return m8xx_scc_set_attributes( minor, t );
- }
- return 0;
-}
-
-
-/*
- * Interrupt handlers
- */
-static void m8xx_scc2_interrupt_handler (void *unused)
-{
- /*
- * Buffer received?
- */
- if ((m8xx.scc2.sccm & M8xx_SCCE_RX) && (m8xx.scc2.scce & M8xx_SCCE_RX)) {
- m8xx.scc2.scce = M8xx_SCCE_RX; /* Clear the event */
-
-
- /* Check that the buffer is ours */
- if ((RxBd[SCC2_MINOR]->status & M8xx_BD_EMPTY) == 0) {
- rtems_cache_invalidate_multiple_data_lines(
- (const void *) RxBd[SCC2_MINOR]->buffer,
- RxBd[SCC2_MINOR]->length );
- rtems_termios_enqueue_raw_characters(
- (void *)ttyp[SCC2_MINOR],
- (char *)RxBd[SCC2_MINOR]->buffer,
- (int)RxBd[SCC2_MINOR]->length );
- RxBd[SCC2_MINOR]->status = M8xx_BD_EMPTY | M8xx_BD_WRAP |
- M8xx_BD_INTERRUPT;
- }
- }
-
- /*
- * Buffer transmitted?
- */
- if (m8xx.scc2.scce & M8xx_SCCE_TX) {
- m8xx.scc2.scce = M8xx_SCCE_TX; /* Clear the event */
-
- /* Check that the buffer is ours */
- if ((TxBd[SCC2_MINOR]->status & M8xx_BD_READY) == 0)
- rtems_termios_dequeue_characters (
- (void *)ttyp[SCC2_MINOR],
- (int)TxBd[SCC2_MINOR]->length);
- }
-}
-
-
-#ifdef mpc860
-static void
-m8xx_scc3_interrupt_handler (void *unused)
-{
- /*
- * Buffer received?
- */
- if ((m8xx.scc3.sccm & M8xx_SCCE_RX) && (m8xx.scc3.scce & M8xx_SCCE_RX)) {
- m8xx.scc3.scce = M8xx_SCCE_RX; /* Clear the event */
-
-
- /* Check that the buffer is ours */
- if ((RxBd[SCC3_MINOR]->status & M8xx_BD_EMPTY) == 0) {
- rtems_cache_invalidate_multiple_data_lines(
- (const void *) RxBd[SCC3_MINOR]->buffer,
- RxBd[SCC3_MINOR]->length );
- rtems_termios_enqueue_raw_characters(
- (void *)ttyp[SCC3_MINOR],
- (char *)RxBd[SCC3_MINOR]->buffer,
- (int)RxBd[SCC3_MINOR]->length );
- RxBd[SCC3_MINOR]->status = M8xx_BD_EMPTY | M8xx_BD_WRAP |
- M8xx_BD_INTERRUPT;
- }
- }
-
- /*
- * Buffer transmitted?
- */
- if (m8xx.scc3.scce & M8xx_SCCE_TX) {
- m8xx.scc3.scce = M8xx_SCCE_TX; /* Clear the event */
-
- /* Check that the buffer is ours */
- if ((TxBd[SCC3_MINOR]->status & M8xx_BD_READY) == 0)
- rtems_termios_dequeue_characters (
- (void *)ttyp[SCC3_MINOR],
- (int)TxBd[SCC3_MINOR]->length);
- }
-}
-
-
-static void
-m8xx_scc4_interrupt_handler (void *unused)
-{
- /*
- * Buffer received?
- */
- if ((m8xx.scc4.sccm & M8xx_SCCE_RX) && (m8xx.scc4.scce & M8xx_SCCE_RX)) {
- m8xx.scc4.scce = M8xx_SCCE_RX; /* Clear the event */
-
-
- /* Check that the buffer is ours */
- if ((RxBd[SCC4_MINOR]->status & M8xx_BD_EMPTY) == 0) {
- rtems_cache_invalidate_multiple_data_lines(
- (const void *) RxBd[SCC4_MINOR]->buffer,
- RxBd[SCC4_MINOR]->length );
- rtems_termios_enqueue_raw_characters(
- (void *)ttyp[SCC4_MINOR],
- (char *)RxBd[SCC4_MINOR]->buffer,
- (int)RxBd[SCC4_MINOR]->length );
- RxBd[SCC4_MINOR]->status = M8xx_BD_EMPTY | M8xx_BD_WRAP |
- M8xx_BD_INTERRUPT;
- }
- }
-
- /*
- * Buffer transmitted?
- */
- if (m8xx.scc4.scce & M8xx_SCCE_TX) {
- m8xx.scc4.scce = M8xx_SCCE_TX; /* Clear the event */
-
- /* Check that the buffer is ours */
- if ((TxBd[SCC4_MINOR]->status & M8xx_BD_READY) == 0)
- rtems_termios_dequeue_characters (
- (void *)ttyp[SCC4_MINOR],
- (int)TxBd[SCC4_MINOR]->length);
- }
-}
-#endif
-
-static void
-m8xx_smc1_interrupt_handler (void *unused)
-{
- /*
- * Buffer received?
- */
- if (m8xx.smc1.smce & M8xx_SMCE_RX) {
- m8xx.smc1.smce = M8xx_SMCE_RX; /* Clear the event */
-
-
- /* Check that the buffer is ours */
- if ((RxBd[SMC1_MINOR]->status & M8xx_BD_EMPTY) == 0) {
- rtems_cache_invalidate_multiple_data_lines(
- (const void *) RxBd[SMC1_MINOR]->buffer,
- RxBd[SMC1_MINOR]->length );
- rtems_termios_enqueue_raw_characters(
- (void *)ttyp[SMC1_MINOR],
- (char *)RxBd[SMC1_MINOR]->buffer,
- (int)RxBd[SMC1_MINOR]->length );
- RxBd[SMC1_MINOR]->status = M8xx_BD_EMPTY | M8xx_BD_WRAP |
- M8xx_BD_INTERRUPT;
- }
- }
-
- /*
- * Buffer transmitted?
- */
- if (m8xx.smc1.smce & M8xx_SMCE_TX) {
- m8xx.smc1.smce = M8xx_SMCE_TX; /* Clear the event */
-
- /* Check that the buffer is ours */
- if ((TxBd[SMC1_MINOR]->status & M8xx_BD_READY) == 0)
- rtems_termios_dequeue_characters (
- (void *)ttyp[SMC1_MINOR],
- (int)TxBd[SMC1_MINOR]->length);
- }
-}
-
-
-static void
-m8xx_smc2_interrupt_handler (void *unused)
-{
- /*
- * Buffer received?
- */
- if (m8xx.smc2.smce & M8xx_SMCE_RX) {
- m8xx.smc2.smce = M8xx_SMCE_RX; /* Clear the event */
-
-
- /* Check that the buffer is ours */
- if ((RxBd[SMC2_MINOR]->status & M8xx_BD_EMPTY) == 0) {
- rtems_cache_invalidate_multiple_data_lines(
- (const void *) RxBd[SMC2_MINOR]->buffer,
- RxBd[SMC2_MINOR]->length );
- rtems_termios_enqueue_raw_characters(
- (void *)ttyp[SMC2_MINOR],
- (char *)RxBd[SMC2_MINOR]->buffer,
- (int)RxBd[SMC2_MINOR]->length );
- RxBd[SMC2_MINOR]->status = M8xx_BD_EMPTY | M8xx_BD_WRAP |
- M8xx_BD_INTERRUPT;
- }
- }
-
- /*
- * Buffer transmitted?
- */
- if (m8xx.smc2.smce & M8xx_SMCE_TX) {
- m8xx.smc2.smce = M8xx_SMCE_TX; /* Clear the event */
-
- /* Check that the buffer is ours */
- if ((TxBd[SMC2_MINOR]->status & M8xx_BD_READY) == 0)
- rtems_termios_dequeue_characters (
- (void *)ttyp[SMC2_MINOR],
- (int)TxBd[SMC2_MINOR]->length);
- }
-}
-
-static void m8xx_scc_enable(const rtems_irq_connect_data* ptr)
-{
- volatile m8xxSCCRegisters_t *sccregs = 0;
- switch (ptr->name) {
-#if defined(mpc860)
- case BSP_CPM_IRQ_SCC4 :
- sccregs = &m8xx.scc4;
- break;
- case BSP_CPM_IRQ_SCC3 :
- sccregs = &m8xx.scc3;
- break;
-#endif
- case BSP_CPM_IRQ_SCC2 :
- sccregs = &m8xx.scc2;
- break;
- case BSP_CPM_IRQ_SCC1 :
- sccregs = &m8xx.scc1;
- break;
- default:
- break;
- }
- sccregs->sccm = 3;
-}
-
-static void m8xx_scc_disable(const rtems_irq_connect_data* ptr)
-{
- volatile m8xxSCCRegisters_t *sccregs = 0;
- switch (ptr->name) {
-#if defined(mpc860)
- case BSP_CPM_IRQ_SCC4 :
- sccregs = &m8xx.scc4;
- break;
- case BSP_CPM_IRQ_SCC3 :
- sccregs = &m8xx.scc3;
- break;
-#endif
- case BSP_CPM_IRQ_SCC2 :
- sccregs = &m8xx.scc2;
- break;
- case BSP_CPM_IRQ_SCC1 :
- sccregs = &m8xx.scc1;
- break;
- default:
- break;
- }
- sccregs->sccm &= (~3);
-}
-
-static int m8xx_scc_isOn(const rtems_irq_connect_data* ptr)
-{
- return BSP_irq_enabled_at_cpm (ptr->name);
-}
-
-static rtems_irq_connect_data consoleIrqData;
-
-void
-m8xx_uart_scc_initialize (int minor)
-{
- unsigned char brg;
- volatile m8xxSCCparms_t *sccparms = 0;
- volatile m8xxSCCRegisters_t *sccregs = 0;
-
- /*
- * Check that minor number is valid
- */
- if ( (minor < SCC2_MINOR) || (minor > NUM_PORTS-1) )
- return;
-
- /* Get the sicr clock source bit values for 9600 bps */
- brg = m8xx_get_brg_clk(9600);
-
- /*
- * Allocate buffer descriptors
- */
- RxBd[minor] = m8xx_bd_allocate(1);
- TxBd[minor] = m8xx_bd_allocate(1);
-
- /*
- * Get the address of the parameter RAM for the specified port,
- * configure I/O port A,C & D and put SMC in NMSI mode, connect
- * the SCC to the appropriate BRG.
- *
- * SCC2 TxD is shared with port A bit 12
- * SCC2 RxD is shared with port A bit 13
- * SCC1 TxD is shared with port A bit 14
- * SCC1 RxD is shared with port A bit 15
- * SCC4 DCD is shared with port C bit 4
- * SCC4 CTS is shared with port C bit 5
- * SCC3 DCD is shared with port C bit 6
- * SCC3 CTS is shared with port C bit 7
- * SCC2 DCD is shared with port C bit 8
- * SCC2 CTS is shared with port C bit 9
- * SCC1 DCD is shared with port C bit 10
- * SCC1 CTS is shared with port C bit 11
- * SCC2 RTS is shared with port C bit 14
- * SCC1 RTS is shared with port C bit 15
- * SCC4 RTS is shared with port D bit 6
- * SCC3 RTS is shared with port D bit 7
- * SCC4 TxD is shared with port D bit 8
- * SCC4 RxD is shared with port D bit 9
- * SCC3 TxD is shared with port D bit 10
- * SCC3 RxD is shared with port D bit 11
- */
- switch (minor) {
- case SCC2_MINOR:
- sccparms = &m8xx.scc2p;
- sccregs = &m8xx.scc2;
-
- m8xx.papar |= 0x000C; /* PA12 & PA13 are dedicated peripheral pins */
- m8xx.padir &= ~0x000C; /* PA13 & PA12 must not drive the UART lines */
- m8xx.paodr &= ~0x000C; /* PA12 & PA13 are not open drain */
- m8xx.pcpar |= 0x0002; /* PC14 is SCC2 RTS */
- m8xx.pcpar &= ~0x00C0; /* PC8 & PC9 are SCC2 DCD and CTS */
- m8xx.pcdir &= ~0x00C2; /* PC8, PC9 & PC14 must not drive the UART lines */
- m8xx.pcso |= 0x00C0; /* Enable DCD and CTS inputs */
-
- m8xx.sicr &= 0xFFFF00FF; /* Clear TCS2 & RCS2, GR2=no grant, SC2=NMSI mode */
- m8xx.sicr |= (brg<<11) | (brg<<8); /* TCS2 = RCS2 = brg */
- break;
-
-#ifdef mpc860
- case SCC3_MINOR:
- sccparms = &m8xx.scc3p;
- sccregs = &m8xx.scc3;
-
- m8xx.pcpar &= ~0x0300; /* PC6 & PC7 are SCC3 DCD and CTS */
- m8xx.pcdir &= ~0x0300; /* PC6 & PC7 must not drive the UART lines */
- m8xx.pcso |= 0x0300; /* Enable DCD and CTS inputs */
- m8xx.pdpar |= 0x0130; /* PD7, PD10 & PD11 are dedicated peripheral pins */
-
- m8xx.sicr &= 0xFF00FFFF; /* Clear TCS3 & RCS3, GR3=no grant, SC3=NMSI mode */
- m8xx.sicr |= (brg<<19) | (brg<<16); /* TCS3 = RCS3 = brg */
- break;
-
- case SCC4_MINOR:
- sccparms = &m8xx.scc4p;
- sccregs = &m8xx.scc4;
-
- m8xx.pcpar &= ~0x0C00; /* PC4 & PC5 are SCC4 DCD and CTS */
- m8xx.pcdir &= ~0x0C00; /* PC4 & PC5 must not drive the UART lines */
- m8xx.pcso |= 0x0C00; /* Enable DCD and CTS inputs */
- m8xx.pdpar |= 0x02C0; /* PD6, PD8 & PD9 are dedicated peripheral pins */
-
- m8xx.sicr &= 0x00FFFFFF; /* Clear TCS4 & RCS4, GR4=no grant, SC4=NMSI mode */
- m8xx.sicr |= (brg<<27) | (brg<<24); /* TCS4 = RCS4 = brg */
- break;
-#endif
- }
-
- /*
- * Set up SDMA
- */
- m8xx.sdcr = 0x01; /* as per section 16.10.2.1 MPC821UM/AD */
-
- /*
- * Set up the SCC parameter RAM.
- */
- sccparms->rbase = (char *)RxBd[minor] - (char *)&m8xx;
- sccparms->tbase = (char *)TxBd[minor] - (char *)&m8xx;
-
- sccparms->rfcr = M8xx_RFCR_MOT | M8xx_RFCR_DMA_SPACE(0);
- sccparms->tfcr = M8xx_TFCR_MOT | M8xx_TFCR_DMA_SPACE(0);
- if ( (mbx8xx_console_get_configuration() & 0x06) == 0x02 )
- sccparms->mrblr = RXBUFSIZE; /* Maximum Rx buffer size */
- else
- sccparms->mrblr = 1; /* Maximum Rx buffer size */
- sccparms->un.uart.max_idl = 10; /* Set nb of idle chars to close buffer */
- sccparms->un.uart.brkcr = 0; /* Set nb of breaks to send for STOP Tx */
-
- sccparms->un.uart.parec = 0; /* Clear parity error counter */
- sccparms->un.uart.frmec = 0; /* Clear framing error counter */
- sccparms->un.uart.nosec = 0; /* Clear noise counter */
- sccparms->un.uart.brkec = 0; /* Clear break counter */
-
- sccparms->un.uart.uaddr[0] = 0; /* Not in multidrop mode, so clear */
- sccparms->un.uart.uaddr[1] = 0; /* Not in multidrop mode, so clear */
- sccparms->un.uart.toseq = 0; /* Tx Out-Of-SEQuence--no XON/XOFF now */
-
- sccparms->un.uart.character[0] = 0x8000; /* Entry is invalid */
- sccparms->un.uart.character[1] = 0x8000; /* Entry is invalid */
- sccparms->un.uart.character[2] = 0x8000; /* Entry is invalid */
- sccparms->un.uart.character[3] = 0x8000; /* Entry is invalid */
- sccparms->un.uart.character[4] = 0x8000; /* Entry is invalid */
- sccparms->un.uart.character[5] = 0x8000; /* Entry is invalid */
- sccparms->un.uart.character[6] = 0x8000; /* Entry is invalid */
- sccparms->un.uart.character[7] = 0x8000; /* Entry is invalid */
-
-
- sccparms->un.uart.rccm = 0xc0ff; /* No masking */
-
- /*
- * Set up the Receive Buffer Descriptor
- */
- RxBd[minor]->status = M8xx_BD_EMPTY | M8xx_BD_WRAP | M8xx_BD_INTERRUPT;
- RxBd[minor]->length = 0;
- RxBd[minor]->buffer = rxBuf[minor];
-
- /*
- * Setup the Transmit Buffer Descriptor
- */
- TxBd[minor]->status = M8xx_BD_WRAP;
-
- /*
- * Set up SCCx general and protocol-specific mode registers
- */
- sccregs->gsmr_h = 0x00000020; /* RFW=low latency operation */
- sccregs->gsmr_l = 0x00028004; /* TDCR=RDCR=16x clock mode, MODE=uart*/
- sccregs->scce = ~0; /* Clear any pending event */
- sccregs->sccm = 0; /* Mask all interrupt/event sources */
- sccregs->psmr = 0x3000; /* Normal operation & mode, 1 stop bit,
- 8 data bits, no parity */
- sccregs->dsr = 0x7E7E; /* No fractional stop bits */
- sccregs->gsmr_l = 0x00028034; /* ENT=enable Tx, ENR=enable Rx */
-
- /*
- * Initialize the Rx and Tx with the new parameters.
- */
- switch (minor) {
- case SCC2_MINOR:
- m8xx_cp_execute_cmd (M8xx_CR_OP_INIT_RX_TX | M8xx_CR_CHAN_SCC2);
- break;
-
-#ifdef mpc860
- case SCC3_MINOR:
- m8xx_cp_execute_cmd (M8xx_CR_OP_INIT_RX_TX | M8xx_CR_CHAN_SCC3);
- break;
- case SCC4_MINOR:
- m8xx_cp_execute_cmd (M8xx_CR_OP_INIT_RX_TX | M8xx_CR_CHAN_SCC4);
- break;
-#endif
- }
- if ( (mbx8xx_console_get_configuration() & 0x06) == 0x02 ) {
- consoleIrqData.on = m8xx_scc_enable;
- consoleIrqData.off = m8xx_scc_disable;
- consoleIrqData.isOn = m8xx_scc_isOn;
-
- switch (minor) {
- case SCC2_MINOR:
- consoleIrqData.name = BSP_CPM_IRQ_SCC2;
- consoleIrqData.hdl = m8xx_scc2_interrupt_handler;
- break;
-
-#ifdef mpc860
- case SCC3_MINOR:
- consoleIrqData.name = BSP_CPM_IRQ_SCC3;
- consoleIrqData.hdl = m8xx_scc3_interrupt_handler;
- break;
-
- case SCC4_MINOR:
- consoleIrqData.name = BSP_CPM_IRQ_SCC4;
- consoleIrqData.hdl = m8xx_scc4_interrupt_handler;
- break;
-#endif /* mpc860 */
- }
- if (!BSP_install_rtems_irq_handler (&consoleIrqData)) {
- printk("Unable to connect SCC Irq handler\n");
- rtems_fatal_error_occurred(1);
- }
- }
-}
-
-static void m8xx_smc_enable(const rtems_irq_connect_data* ptr)
-{
- volatile m8xxSMCRegisters_t *smcregs = 0;
- switch (ptr->name) {
- case BSP_CPM_IRQ_SMC1 :
- smcregs = &m8xx.smc1;
- break;
- case BSP_CPM_IRQ_SMC2_OR_PIP :
- smcregs = &m8xx.smc2;
- break;
- default:
- break;
- }
- smcregs->smcm = 3;
-}
-
-static void m8xx_smc_disable(const rtems_irq_connect_data* ptr)
-{
- volatile m8xxSMCRegisters_t *smcregs = 0;
- switch (ptr->name) {
- case BSP_CPM_IRQ_SMC1 :
- smcregs = &m8xx.smc1;
- break;
- case BSP_CPM_IRQ_SMC2_OR_PIP :
- smcregs = &m8xx.smc2;
- break;
- default:
- break;
- }
- smcregs->smcm &= (~3);
-}
-
-static int m8xx_smc_isOn(const rtems_irq_connect_data* ptr)
-{
- return BSP_irq_enabled_at_cpm (ptr->name);
-}
-
-void
-m8xx_uart_smc_initialize (int minor)
-{
- unsigned char brg;
- volatile m8xxSMCparms_t *smcparms = 0;
- volatile m8xxSMCRegisters_t *smcregs = 0;
-
- /*
- * Check that minor number is valid
- */
- if ( (minor < SMC1_MINOR) || (minor > SMC2_MINOR) )
- return;
-
- m8xx.sdcr = 0x01; /* as per section 16.10.2.1 MPC821UM/AD */
- /* Get the simode clock source bit values for 9600 bps */
- brg = m8xx_get_brg_clk(9600);
-
- /*
- * Allocate buffer descriptors
- */
- RxBd[minor] = m8xx_bd_allocate (1);
- TxBd[minor] = m8xx_bd_allocate (1);
-
- /*
- * Get the address of the parameter RAM for the specified port,
- * configure I/O port B and put SMC in NMSI mode, connect the
- * SMC to the appropriate BRG.
- *
- * SMC2 RxD is shared with port B bit 20
- * SMC2 TxD is shared with port B bit 21
- * SMC1 RxD is shared with port B bit 24
- * SMC1 TxD is shared with port B bit 25
- */
- switch (minor) {
- case SMC1_MINOR:
- smcparms = &m8xx.smc1p;
- smcregs = &m8xx.smc1;
-
- m8xx.pbpar |= 0x000000C0; /* PB24 & PB25 are dedicated peripheral pins */
- m8xx.pbdir &= ~0x000000C0; /* PB24 & PB25 must not drive UART lines */
- m8xx.pbodr &= ~0x000000C0; /* PB24 & PB25 are not open drain */
-
- m8xx.simode &= 0xFFFF0FFF; /* Clear SMC1CS & SMC1 for NMSI mode */
- m8xx.simode |= brg << 12; /* SMC1CS = brg */
- break;
-
- case SMC2_MINOR:
- smcparms = &m8xx.smc2p;
- smcregs = &m8xx.smc2;
-
- m8xx.pbpar |= 0x00000C00; /* PB20 & PB21 are dedicated peripheral pins */
- m8xx.pbdir &= ~0x00000C00; /* PB20 & PB21 must not drive the UART lines */
- m8xx.pbodr &= ~0x00000C00; /* PB20 & PB21 are not open drain */
-
- m8xx.simode &= 0x0FFFFFFF; /* Clear SMC2CS & SMC2 for NMSI mode */
- m8xx.simode |= brg << 28; /* SMC2CS = brg */
- break;
- }
-
- /*
- * Set up SMC1 parameter RAM common to all protocols
- */
- smcparms->rbase = (char *)RxBd[minor] - (char *)&m8xx;
- smcparms->tbase = (char *)TxBd[minor] - (char *)&m8xx;
- smcparms->rfcr = M8xx_RFCR_MOT | M8xx_RFCR_DMA_SPACE(0);
- smcparms->tfcr = M8xx_TFCR_MOT | M8xx_TFCR_DMA_SPACE(0);
- if ( (mbx8xx_console_get_configuration() & 0x06) == 0x02 )
- smcparms->mrblr = RXBUFSIZE; /* Maximum Rx buffer size */
- else
- smcparms->mrblr = 1; /* Maximum Rx buffer size */
-
- /*
- * Set up SMC1 parameter RAM UART-specific parameters
- */
- smcparms->un.uart.max_idl = 10; /* Set nb of idle chars to close buffer */
- smcparms->un.uart.brkcr = 0; /* Set nb of breaks to send for STOP Tx */
- smcparms->un.uart.brkec = 0; /* Clear break counter */
-
- /*
- * Set up the Receive Buffer Descriptor
- */
- RxBd[minor]->status = M8xx_BD_EMPTY | M8xx_BD_WRAP | M8xx_BD_INTERRUPT;
- RxBd[minor]->length = 0;
- RxBd[minor]->buffer = rxBuf[minor];
-
- /*
- * Setup the Transmit Buffer Descriptor
- */
- TxBd[minor]->status = M8xx_BD_WRAP;
-
- /*
- * Set up SMCx general and protocol-specific mode registers
- */
- smcregs->smce = ~0; /* Clear any pending events */
- smcregs->smcm = 0; /* Enable SMC Rx & Tx interrupts */
- smcregs->smcmr = M8xx_SMCMR_CLEN(9) | M8xx_SMCMR_SM_UART;
-
- /*
- * Send "Init parameters" command
- */
- switch (minor) {
- case SMC1_MINOR:
- m8xx_cp_execute_cmd (M8xx_CR_OP_INIT_RX_TX | M8xx_CR_CHAN_SMC1);
- break;
-
- case SMC2_MINOR:
- m8xx_cp_execute_cmd (M8xx_CR_OP_INIT_RX_TX | M8xx_CR_CHAN_SMC2);
- break;
- }
-
- /*
- * Enable receiver and transmitter
- */
- smcregs->smcmr |= M8xx_SMCMR_TEN | M8xx_SMCMR_REN;
- if ( (mbx8xx_console_get_configuration() & 0x06) == 0x02 ) {
- consoleIrqData.on = m8xx_smc_enable;
- consoleIrqData.off = m8xx_smc_disable;
- consoleIrqData.isOn = m8xx_smc_isOn;
- switch (minor) {
- case SMC1_MINOR:
- consoleIrqData.name = BSP_CPM_IRQ_SMC1;
- consoleIrqData.hdl = m8xx_smc1_interrupt_handler;
- break;
-
- case SMC2_MINOR:
- consoleIrqData.name = BSP_CPM_IRQ_SMC2_OR_PIP;
- consoleIrqData.hdl = m8xx_smc2_interrupt_handler;
- break;
- }
- if (!BSP_install_rtems_irq_handler (&consoleIrqData)) {
- printk("Unable to connect SMC Irq handler\n");
- rtems_fatal_error_occurred(1);
- }
- }
-}
-
-void
-m8xx_uart_initialize(void)
-{
- int i;
-
- for (i=0; i < 4; i++) {
- brg_spd[i] = 0;
- brg_used[i] = 0;
- }
-}
-
-
-
-int
-m8xx_uart_pollRead(
- int minor
-)
-{
- unsigned char c;
-
- if (RxBd[minor]->status & M8xx_BD_EMPTY) {
- return -1;
- }
- rtems_cache_invalidate_multiple_data_lines(
- (const void *) RxBd[minor]->buffer,
- RxBd[minor]->length
- );
- c = ((char *)RxBd[minor]->buffer)[0];
- RxBd[minor]->status = M8xx_BD_EMPTY | M8xx_BD_WRAP;
- return c;
-}
-
-
-/*
- * TODO: Get a free buffer and set it up.
- */
-ssize_t
-m8xx_uart_write(
- int minor,
- const char *buf,
- size_t len
-)
-{
- rtems_cache_flush_multiple_data_lines( buf, len );
- TxBd[minor]->buffer = (char *) buf;
- TxBd[minor]->length = len;
- TxBd[minor]->status = M8xx_BD_READY | M8xx_BD_WRAP | M8xx_BD_INTERRUPT;
- return 0;
-}
-
-
-ssize_t
-m8xx_uart_pollWrite(
- int minor,
- const char *buf,
- size_t len
-)
-{
- while (len--) {
- while (TxBd[minor]->status & M8xx_BD_READY)
- continue;
- txBuf[minor] = *buf++;
- rtems_cache_flush_multiple_data_lines( (void *)&txBuf[minor], 1 );
- TxBd[minor]->buffer = &txBuf[minor];
- TxBd[minor]->length = 1;
- TxBd[minor]->status = M8xx_BD_READY | M8xx_BD_WRAP;
- }
- return len;
-}
diff --git a/c/src/lib/libbsp/powerpc/tqm8xx/Makefile.am b/c/src/lib/libbsp/powerpc/tqm8xx/Makefile.am
index f648812..1be4387 100644
--- a/c/src/lib/libbsp/powerpc/tqm8xx/Makefile.am
+++ b/c/src/lib/libbsp/powerpc/tqm8xx/Makefile.am
@@ -56,7 +56,6 @@ endif
librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/cache/cache.c
librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/btimer/btimer-ppc-dec.c
-librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/tqm8xx/dev/console-generic.c
librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/tqm8xx/start/cp.c
librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/tqm8xx/start/dpram.c
librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/tqm8xx/start/mmu.c
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