2004-11-10 Richard Campbell <richard.campbell@oarcorp.com>

* Makefile.am, bootloader/misc.c, bootloader/pci.c, bootloader/pci.h,
	console/console.c, console/inch.c, console/reboot.c, console/uart.c,
	console/uart.h, irq/irq.c, irq/irq.h, irq/irq_init.c,
	motorola/motorola.c, motorola/motorola.h, openpic/openpic.c,
	openpic/openpic.h, pci/detect_raven_bridge.c, pci/pci.c,
	start/start.S, startup/bspstart.c, vectors/vectors_init.c,
	vme/vmeconfig.c: Add MVME2100 BSP and MPC8240 support. There was also
	a significant amount of spelling and whitespace cleanup.
	* tod/todcfg.c: New file.

c/src/lib/libbsp/powerpc/shared/ChangeLog

@@ -1,3 +1,15 @@
+2004-11-10	Richard Campbell <richard.campbell@oarcorp.com>
+
+	* Makefile.am, bootloader/misc.c, bootloader/pci.c, bootloader/pci.h,
+	console/console.c, console/inch.c, console/reboot.c, console/uart.c,
+	console/uart.h, irq/irq.c, irq/irq.h, irq/irq_init.c,
+	motorola/motorola.c, motorola/motorola.h, openpic/openpic.c,
+	openpic/openpic.h, pci/detect_raven_bridge.c, pci/pci.c,
+	start/start.S, startup/bspstart.c, vectors/vectors_init.c,
+	vme/vmeconfig.c: Add MVME2100 BSP and MPC8240 support. There was also
+	a significant amount of spelling and whitespace cleanup.
+	* tod/todcfg.c: New file.
+
 2003-11-01      Greg Menke <gregory.menke@gsfc.nasa.gov>
 
 	PR 606/bsps

c/src/lib/libbsp/powerpc/shared/Makefile.am

@@ -44,6 +44,9 @@ EXTRA_DIST += start/start.S start/rtems_crti.S
 EXTRA_DIST += startup/bspstart.c startup/pgtbl_setup.c \
     startup/pgtbl_activate.c
 
+## tod
+EXTRA_DIST += tod/todcfg.c
+
 ## vectors
 EXTRA_DIST += vectors/vectors_init.c vectors/vectors.S
 

c/src/lib/libbsp/powerpc/shared/bootloader/misc.c

@@ -24,6 +24,7 @@
 #include <libcpu/page.h>
 #include <libcpu/byteorder.h>
 #include <rtems/bspIo.h>
+#include <bsp.h>
 
 SPR_RW(DEC)
 SPR_RO(PVR)
@@ -275,8 +276,13 @@ setup_hw(void)
 	/* We check that the keyboard is present and immediately
 	 * select the serial console if not.
 	 */
+#if defined(BSP_KBD_IOBASE)
 	err = kbdreset();
         if (err) select_console(CONSOLE_SERIAL);
+#else
+	err = 1;
+	select_console(CONSOLE_SERIAL);
+#endif
 
 	printk("\nModel: %s\nSerial: %s\n"
 	       "Processor/Bus frequencies (Hz): %ld/%ld\n"
@@ -288,8 +294,6 @@ setup_hw(void)
                vpd.ProcessorBusHz,
 	       (vpd.TimeBaseDivisor ? vpd.TimeBaseDivisor : 4000),
 	       res->TotalMemory);
-	printk("Original MSR: %lx\nOriginal HID0: %lx\nOriginal R31: %lx\n",
-	       bd->o_msr, bd->o_hid0, bd->o_r31);
 
 	/* This reconfigures all the PCI subsystem */
         pci_init();

c/src/lib/libbsp/powerpc/shared/bootloader/pci.c

@@ -23,6 +23,7 @@
 #include <libcpu/io.h>
 #include <libcpu/page.h>
 #include <bsp/consoleIo.h>
+#include <string.h>
 
 #include <string.h>
 

c/src/lib/libbsp/powerpc/shared/bootloader/pci.h

@@ -497,6 +497,7 @@
 #define PCI_VENDOR_ID_MOTOROLA		0x1057
 #define PCI_DEVICE_ID_MOTOROLA_MPC105	0x0001
 #define PCI_DEVICE_ID_MOTOROLA_MPC106	0x0002
+#define PCI_DEVICE_ID_MOTOROLA_MPC8240	0x0003
 #define PCI_DEVICE_ID_MOTOROLA_RAVEN	0x4801
 
 #define PCI_VENDOR_ID_PROMISE		0x105a

c/src/lib/libbsp/powerpc/shared/console/console.c

@@ -132,8 +132,8 @@ console_initialize(rtems_device_major_number major,
 		  printk("Error registering %s!\n",nm);
 		  rtems_fatal_error_occurred (status);
 		}
-
   }
+
   return RTEMS_SUCCESSFUL;
 } /* console_initialize */
 
@@ -172,6 +172,18 @@ console_open(rtems_device_major_number major,
 {
   rtems_status_code              status;
   static rtems_termios_callbacks cb =
+#if defined(USE_POLLED_IO)
+  { 
+     NULL,                              /* firstOpen */
+     NULL,                              /* lastClose */
+     NULL,                              /* pollRead */
+     BSP_uart_termios_write_polled,     /* write */
+     conSetAttr,                        /* setAttributes */
+     NULL,                              /* stopRemoteTx */
+     NULL,                              /* startRemoteTx */
+     0                                  /* outputUsesInterrupts */
+  };
+#else
   { 
      console_first_open,                /* firstOpen */
      console_last_close,                /* lastClose */
@@ -182,12 +194,13 @@ console_open(rtems_device_major_number major,
      NULL,                              /* startRemoteTx */
      1                                  /* outputUsesInterrupts */
   };
+#endif
 
   status = rtems_termios_open (major, minor, arg, &cb);
 
   if(status != RTEMS_SUCCESSFUL)
     {
-      printk("Error openning console device\n");
+      printk("Error opening console device\n");
       return status;
     }
 

c/src/lib/libbsp/powerpc/shared/console/inch.c

@@ -20,6 +20,7 @@
  */
 
 #include <bsp.h>
+#ifdef BSP_KBD_IOBASE
 #include <bsp/irq.h>
 
 #include "console.inl"
@@ -296,3 +297,4 @@ _IBMPC_inch_sleep(void)
 
     return c;
 } /* _IBMPC_inch */
+#endif

c/src/lib/libbsp/powerpc/shared/console/reboot.c

@@ -16,5 +16,7 @@ void rtemsReboot(void)
   printk("Printing a stack trace for your convenience :-)\n");
   CPU_print_stack();
   /* shutdown and reboot */
+#if defined(BSP_KBD_IOBASE)
   kbd_outb(0x4, 0xFE);      /* use keyboard controler to do the job... */
+#endif
 } /* rtemsReboot */

c/src/lib/libbsp/powerpc/shared/console/uart.c

@@ -200,8 +200,8 @@ BSP_uart_set_baud(int uart, int baud)
 
   /*
    * This function may be called whenever TERMIOS parameters
-   * are changed, so we have to make sire that baud change is
+   * are changed, so we have to make sure that baud change is
-   * indeed required
+   * indeed required.
    */
 
   if(baud == uart_data[uart].baud)
@@ -458,8 +458,14 @@ uart_noop(const rtems_irq_connect_data *unused)
 static int
 uart_isr_is_on(const rtems_irq_connect_data *irq)
 {
-int uart = (irq->name == BSP_ISA_UART_COM1_IRQ) ?
+  int uart;
+
+#if defined(mvme2100)
+  uart = BSP_UART_COM1;
+#else
+  uart = (irq->name == BSP_ISA_UART_COM1_IRQ) ?
 			BSP_UART_COM1 : BSP_UART_COM2;
+#endif
   return uread(uart,IER);
 }
 
@@ -467,8 +473,12 @@ static int
 doit(int uart, rtems_irq_hdl handler, int (*p)(const rtems_irq_connect_data*))
 {
 	rtems_irq_connect_data d={0};
+#if defined(mvme2100)
+	d.name = BSP_UART_COM1_IRQ;
+#else
 	d.name = (uart == BSP_UART_COM1) ?
 			BSP_ISA_UART_COM1_IRQ : BSP_ISA_UART_COM2_IRQ;
+#endif
 	d.off  = d.on = uart_noop;
 	d.isOn = uart_isr_is_on;
 	d.hdl  = handler;
@@ -522,6 +532,21 @@ BSP_uart_termios_set(int uart, void *ttyp)
   return;
 }
 
+int
+BSP_uart_termios_write_polled(int minor, const char *buf, int len)
+{
+  int uart=minor;	/* could differ, theoretically */
+  int nwrite;
+  const char *b = buf;
+
+  assert(buf != NULL);
+
+  for (nwrite=0 ; nwrite < len ; nwrite++) {
+    BSP_uart_polled_write(uart, *b++);
+  }
+  return nwrite;
+}
+
 int
 BSP_uart_termios_write_com(int minor, const char *buf, int len)
 {
@@ -533,7 +558,7 @@ BSP_uart_termios_write_com(int minor, const char *buf, int len)
       return 0;
     }
 
-  /* If there TX buffer is busy - something is royally screwed up */
+  /* If the TX buffer is busy - something is royally screwed up */
   /*   assert((uread(BSP_UART_COM1, LSR) & THRE) != 0); */
 
   if(termios_stopped_com[uart])

c/src/lib/libbsp/powerpc/shared/console/uart.h

@@ -16,7 +16,7 @@
 #include <rtems/libio.h>
 
 void BSP_uart_init(int uart, int baud, int hwFlow);
-void BSP_uart_set_baud(int aurt, int baud);
+void BSP_uart_set_baud(int uart, int baud);
 void BSP_uart_intr_ctrl(int uart, int cmd);
 void BSP_uart_throttle(int uart);
 void BSP_uart_unthrottle(int uart);
@@ -31,6 +31,7 @@ void BSP_uart_dbgisr_com1(void);
 void BSP_uart_dbgisr_com2(void);
 int  BSP_uart_install_isr(int uart, rtems_irq_hdl handler);
 int  BSP_uart_remove_isr(int uart, rtems_irq_hdl handler);
+int  BSP_uart_termios_write_polled(int minor, const char *buf, int len);
 int  BSP_uart_get_break_cb(int uart, rtems_libio_ioctl_args_t *arg);
 int  BSP_uart_set_break_cb(int uart, rtems_libio_ioctl_args_t *arg);
 

c/src/lib/libbsp/powerpc/shared/irq/irq.c

@@ -21,6 +21,7 @@
 #include <libcpu/raw_exception.h>
 #include <libcpu/io.h>
 #include <bsp/vectors.h>
+#include <stdlib.h>
 
 #include <rtems/bspIo.h> /* for printk */
 #define RAVEN_INTR_ACK_REG 0xfeff0030
@@ -28,7 +29,7 @@
 /*
  * pointer to the mask representing the additionnal irq vectors
  * that must be disabled when a particular entry is activated.
- * They will be dynamically computed from teh prioruty table given
+ * They will be dynamically computed from the priority table given
  * in BSP_rtems_irq_mngt_set();
  * CAUTION : this table is accessed directly by interrupt routine
  * 	     prologue.
@@ -67,7 +68,7 @@ static inline int is_pci_irq(const rtems_irq_symbolic_name irqLine)
 }
 
 /*
- * Check if IRQ is a Porcessor IRQ
+ * Check if IRQ is a Processor IRQ
  */
 static inline int is_processor_irq(const rtems_irq_symbolic_name irqLine)
 {
@@ -358,7 +359,7 @@ int BSP_remove_rtems_irq_handler  (const rtems_irq_connect_data* irq)
 }
 
 /*
- * ------------------------ RTEMS Global Irq Handler Mngt Routines ----------------
+ * RTEMS Global Interrupt Handler Management Routines
  */
 
 int BSP_rtems_irq_mngt_set(rtems_irq_global_settings* config)

c/src/lib/libbsp/powerpc/shared/irq/irq.h

@@ -1,9 +1,9 @@
 /* irq.h
  *
  *  This include file describe the data structure and the functions implemented
- *  by rtems to write interrupt handlers.
+ *  by RTEMS to write interrupt handlers.
  *
- *  CopyRight (C) 1999 valette@crf.canon.fr
+ *  Copyright (C) 1999 valette@crf.canon.fr
  *
  *  This code is heavilly inspired by the public specification of STREAM V2
  *  that can be found at :
@@ -63,7 +63,7 @@ extern "C" {
 #endif
 
 /*
- * Symblolic IRQ names and related definitions.
+ * Symbolic IRQ names and related definitions
  */
 
 typedef enum {
@@ -83,7 +83,7 @@ typedef enum {
   BSP_PCI_IRQ_LOWEST_OFFSET	= BSP_ISA_IRQ_NUMBER,
   BSP_PCI_IRQ_MAX_OFFSET	= BSP_PCI_IRQ_LOWEST_OFFSET + BSP_PCI_IRQ_NUMBER - 1,
   /*
-   * PowerPc exceptions handled as interrupt where a rtems managed interrupt
+   * PowerPC exceptions handled as interrupt where an RTEMS managed interrupt
    * handler might be connected
    */
   BSP_PROCESSOR_IRQ_NUMBER	= 1,
@@ -104,27 +104,38 @@ typedef enum {
      * Some ISA IRQ symbolic name definition
      */
   BSP_ISA_PERIODIC_TIMER      	= 0,
-
   BSP_ISA_KEYBOARD          	= 1,
-
   BSP_ISA_UART_COM2_IRQ		= 3,
-
   BSP_ISA_UART_COM1_IRQ		= 4,
-
   BSP_ISA_RT_TIMER1	      	= 8,
-
   BSP_ISA_RT_TIMER3		= 10,
     /*
      * Some PCI IRQ symbolic name definition
      */
   BSP_PCI_IRQ0			= BSP_PCI_IRQ_LOWEST_OFFSET,
   BSP_PCI_ISA_BRIDGE_IRQ	= BSP_PCI_IRQ0,
+
+#if defined(mvme2100)
+  BSP_DEC21143_IRQ                = BSP_PCI_IRQ_LOWEST_OFFSET + 1,
+  BSP_PMC_PCMIP_TYPE1_SLOT0_IRQ   = BSP_PCI_IRQ_LOWEST_OFFSET + 2,
+  BSP_PCMIP_TYPE1_SLOT1_IRQ       = BSP_PCI_IRQ_LOWEST_OFFSET + 3,
+  BSP_PCMIP_TYPE2_SLOT0_IRQ       = BSP_PCI_IRQ_LOWEST_OFFSET + 4,
+  BSP_PCMIP_TYPE2_SLOT1_IRQ       = BSP_PCI_IRQ_LOWEST_OFFSET + 5,
+  BSP_PCI_INTA_UNIVERSE_LINT0_IRQ = BSP_PCI_IRQ_LOWEST_OFFSET + 7,
+  BSP_PCI_INTB_UNIVERSE_LINT1_IRQ = BSP_PCI_IRQ_LOWEST_OFFSET + 8,
+  BSP_PCI_INTC_UNIVERSE_LINT2_IRQ = BSP_PCI_IRQ_LOWEST_OFFSET + 9,
+  BSP_PCI_INTD_UNIVERSE_LINT3_IRQ = BSP_PCI_IRQ_LOWEST_OFFSET + 10,
+  BSP_UART_COM1_IRQ               = BSP_PCI_IRQ_LOWEST_OFFSET + 13,
+  BSP_FRONT_PANEL_ABORT_IRQ       = BSP_PCI_IRQ_LOWEST_OFFSET + 14,
+  BSP_RTC_IRQ                     = BSP_PCI_IRQ_LOWEST_OFFSET + 15,
+#endif
+
     /*
-     * Some Processor execption handled as rtems IRQ symbolic name definition
+     * Some Processor execption handled as RTEMS IRQ symbolic name definition
      */
   BSP_DECREMENTER		= BSP_PROCESSOR_IRQ_LOWEST_OFFSET
 
-}rtems_irq_symbolic_name;
+} rtems_irq_symbolic_name;
 
 /*
  * Type definition for RTEMS managed interrupts
@@ -200,7 +211,7 @@ typedef struct {
   rtems_irq_symbolic_name	irqBase;
   /*
    * software priorities associated with interrupts.
-   * if irqPrio  [i]  >  intrPrio  [j]  it  means  that
+   * if (*irqPrio  [i]  >  intrPrio  [j]  it  means  that
    * interrupt handler hdl connected for interrupt name i
    * will  not be interrupted by the handler connected for interrupt j
    * The interrupt source  will be physically masked at i8259 level.
@@ -228,10 +239,10 @@ int BSP_irq_disable_at_i8259s        (const rtems_irq_symbolic_name irqLine);
  */
 int BSP_irq_enable_at_i8259s		(const rtems_irq_symbolic_name irqLine);
 /*
- * function to acknoledge a particular irq at 8259 level. After calling
+ * function to acknowledge a particular irq at 8259 level. After calling
  * this function, if a device asserts an enabled interrupt line it will
  * be propagated further to the processor. Mainly usefull for people
- * writting raw handlers as this is automagically done for rtems managed
+ * writing raw handlers as this is automagically done for RTEMS managed
  * handlers.
  */
 int BSP_irq_ack_at_i8259s           	(const rtems_irq_symbolic_name irqLine);
@@ -252,21 +263,21 @@ int BSP_irq_enabled_at_i8259s        	(const rtems_irq_symbolic_name irqLine);
  *	3) store the current i8259s' interrupt masks
  *	4) modify them to disable the current interrupt at 8259 level (and may
  *	be others depending on software priorities)
- *	5) aknowledge the i8259s',
+ *	5) acknowledge the i8259s',
  *	6) demask the processor,
  *	7) call the application handler
  *
  * As a result the hdl function provided
  *
  *	a) can perfectly be written is C,
- * 	b) may also well directly call the part of the RTEMS API that can be used
+ * 	b) may also well directly call the part of the RTEMS API that can be
- *	from interrupt level,
+ *      used from interrupt level,
  *	c) It only responsible for handling the jobs that need to be done at
- *	the device level including (aknowledging/re-enabling the interrupt at device,
+ *	the device level including (aknowledging/re-enabling the interrupt
- *	level, getting the data,...)
+ *      at device, level, getting the data,...)
  *
  *	When returning from the function, the following will be performed by
- *	the RTEMS irq epilogue :
+ *	the RTEMS irq epilogue:
  *
  *	1) masks the interrupts again,
  *	2) restore the original i8259s' interrupt masks
@@ -274,7 +285,6 @@ int BSP_irq_enabled_at_i8259s        	(const rtems_irq_symbolic_name irqLine);
  *	4) perform rescheduling when necessary,
  *	5) restore the C scratch registers...
  *	6) restore initial execution flow
- *
  */
 int BSP_install_rtems_irq_handler   	(const rtems_irq_connect_data*);
 int BSP_install_rtems_shared_irq_handler  (const rtems_irq_connect_data*);
@@ -288,7 +298,8 @@ int BSP_install_rtems_shared_irq_handler  (const rtems_irq_connect_data*);
 int BSP_get_current_rtems_irq_handler	(rtems_irq_connect_data* ptr);
 /*
  * function to get disconnect the RTEMS irq handler for ptr->name.
- * This function checks that the value given is the current one for safety reason.
+ * This function checks that the value given is the current one for safety
+ * reasons.
  * The user can use the previous function to get it.
  */
 int BSP_remove_rtems_irq_handler    	(const rtems_irq_connect_data*);

c/src/lib/libbsp/powerpc/shared/irq/irq_init.c

@@ -29,10 +29,6 @@
 #include <bsp/motorola.h>
 #include <rtems/bspIo.h>
 
-/*
-#define SHOW_ISA_PCI_BRIDGE_SETTINGS
-*/
-
 typedef struct {
   unsigned char bus;	/* few chance the PCI/ISA bridge is not on first bus but ... */
   unsigned char device;
@@ -68,14 +64,14 @@ static rtems_irq_connect_data     	defaultIrq = {
 };
 static rtems_irq_prio irqPrioTable[BSP_IRQ_NUMBER]={
   /*
-   * actual rpiorities for interrupt :
+   * actual priorities for interrupt :
    *	0   means that only current interrupt is masked
    *	255 means all other interrupts are masked
    */
   /*
    * ISA interrupts.
    * The second entry has a priority of 255 because
-   * it is the slave pic entry and is should always remain
+   * it is the slave pic entry and should always remain
    * unmasked.
    */
   0,0,
@@ -91,6 +87,45 @@ static rtems_irq_prio irqPrioTable[BSP_IRQ_NUMBER]={
   0
 };
 
+#if defined(mvme2100)
+static unsigned char mvme2100_openpic_initpolarities[16] = {
+    0,  /* Not used - should be disabled */
+    0,	/* DEC21143 Controller */
+    0,  /* PMC/PC-MIP Type I Slot 0 */
+    0,  /* PC-MIP Type I Slot 1 */
+    0,  /* PC-MIP Type II Slot 0 */
+    0,  /* PC-MIP Type II Slot 1 */
+    0,  /* Not used - should be disabled */
+    0,  /* PCI Expansion Interrupt A/Universe II (LINT0) */
+    0,  /* PCI Expansion Interrupt B/Universe II (LINT1) */
+    0,  /* PCI Expansion Interrupt C/Universe II (LINT2) */
+    0,  /* PCI Expansion Interrupt D/Universe II (LINT3) */
+    0,  /* Not used - should be disabled */
+    0,  /* Not used - should be disabled */
+    1,  /* 16550 UART */
+    0,  /* Front panel Abort Switch */
+    0,  /* RTC IRQ */
+};
+
+static unsigned char mvme2100_openpic_initsenses[] = {
+    0,  /* Not used - should be disabled */
+    1,	/* DEC21143 Controller */
+    1,  /* PMC/PC-MIP Type I Slot 0 */
+    1,  /* PC-MIP Type I Slot 1 */
+    1,  /* PC-MIP Type II Slot 0 */
+    1,  /* PC-MIP Type II Slot 1 */
+    0,  /* Not used - should be disabled */
+    1,  /* PCI Expansion Interrupt A/Universe II (LINT0) */
+    1,  /* PCI Expansion Interrupt B/Universe II (LINT1) */
+    1,  /* PCI Expansion Interrupt C/Universe II (LINT2) */
+    1,  /* PCI Expansion Interrupt D/Universe II (LINT3) */
+    0,  /* Not used - should be disabled */
+    0,  /* Not used - should be disabled */
+    1,  /* 16550 UART */
+    0,  /* Front panel Abort Switch */
+    1,  /* RTC IRQ */
+};
+#else
 static unsigned char mcp750_openpic_initpolarities[16] = {
     1,  /* 8259 cascade */
     0,	/* all the rest of them */
@@ -114,6 +149,7 @@ static unsigned char mcp750_openpic_initsenses[] = {
     1,	/* MCP750_INT_PCI_BUS2_INTC */
     1,	/* MCP750_INT_PCI_BUS2_INTD */
 };
+#endif
 
 void VIA_isa_bridge_interrupts_setup(void)
 {
@@ -226,17 +262,28 @@ loop_exit:
    */
 void BSP_rtems_irq_mng_init(unsigned cpuId)
 {
-  rtems_raw_except_connect_data vectorDesc;
+#if !defined(mvme2100)
   int known_cpi_isa_bridge = 0;
+#endif
+  rtems_raw_except_connect_data vectorDesc;
   int i;
 
   /*
    * First initialize the Interrupt management hardware
    */
+#if defined(mvme2100)
+#ifdef TRACE_IRQ_INIT 
+  printk("Going to initialize EPIC interrupt controller (openpic compliant)\n");
+#endif
+  openpic_init(1, mvme2100_openpic_initpolarities, mvme2100_openpic_initsenses);
+#else
 #ifdef TRACE_IRQ_INIT 
   printk("Going to initialize raven interrupt controller (openpic compliant)\n");
 #endif
   openpic_init(1, mcp750_openpic_initpolarities, mcp750_openpic_initsenses);
+#endif       
+
+#if !defined(mvme2100)
 #ifdef TRACE_IRQ_INIT  
   printk("Going to initialize the PCI/ISA bridge IRQ related setting (VIA 82C586)\n");
 #endif
@@ -262,8 +309,10 @@ void BSP_rtems_irq_mng_init(unsigned cpuId)
   printk("Going to initialize the ISA PC legacy IRQ management hardware\n");
 #endif
   BSP_i8259s_init();
+#endif
+
   /*
-   * Initialize Rtems management interrupt table
+   * Initialize RTEMS management interrupt table
    */
     /*
      * re-init the rtemsIrq table
@@ -310,6 +359,6 @@ void BSP_rtems_irq_mng_init(unsigned cpuId)
       BSP_panic("Unable to initialize RTEMS external raw exception\n");
     }
 #ifdef TRACE_IRQ_INIT
-    printk("RTEMS IRQ management is now operationnal\n");
+    printk("RTEMS IRQ management is now operational\n");
 #endif
 }

c/src/lib/libbsp/powerpc/shared/motorola/motorola.c

@@ -3,7 +3,7 @@
  *  This include file describe the data structure and the functions implemented
  *  by rtems to identify motorola boards.
  *
- *  CopyRight (C) 1999 valette@crf.canon.fr
+ *  Copyright (C) 1999 valette@crf.canon.fr
  *
  *  The license and distribution terms for this file may be
  *  found in found in the file LICENSE in this distribution or at
@@ -12,14 +12,15 @@
  *  $Id$
  */
 
+#include <bsp.h>
 #include <bsp/motorola.h>
 #include <rtems/bspIo.h>
 #include <libcpu/io.h>
 #include <string.h>
 
 /*
-** Board-specific table that maps interrupt names to onboard pci
+** Board-specific table that maps interrupt names to onboard PCI
-** peripherals as well as local pci busses.  This table is used at
+** peripherals as well as local PCI busses.  This table is used at
 ** bspstart() to configure the interrupt name & pin for all devices that
 ** do not have it already specified.  If the device is already
 ** configured, we leave it alone but sanity check & print a warning if
@@ -109,6 +110,19 @@ static struct _int_map mtx603_intmap[] = {
 
    NULL_INTMAP };
 
+static struct _int_map mvme2100_intmap[] = {
+   {0, 0, 0, {{1, {16,-1,-1,-1}}, /* something shows up in slot 0 and OpenPIC */
+                                  /* 0 is unused.  This hushes the init code. */
+               NULL_PINMAP}},
+
+   {0, 13, 0, {{1, {23,24,25,26}},  /* PCI INT[A-D]/Universe Lint[0-3] */
+               NULL_PINMAP}},
+
+   {0, 14, 0, {{1, {17,-1,-1,-1}},  /* onboard ethernet */
+               NULL_PINMAP}},
+
+   NULL_INTMAP };
+
 /*
  * This table represents the standard PCI swizzle defined in the
  * PCI bus specification.  Table taken from Linux 2.4.18, prep_pci.c,
@@ -162,11 +176,13 @@ static const mot_info_t mot_boards[] = {
   {0x1E0, 0xFD, "MVME 3600 with MVME712M", NULL, NULL},
   {0x1E0, 0xFE, "MVME 3600 with MVME761", NULL, NULL},
   {0x1E0, 0xFF, "MVME 1600-001 or 1600-011", NULL, NULL},
-  {0x000, 0x00, ""}
+  {0x000, 0x00, ""},   /* end of probeable values for automatic scan */
+  {0x000, 0x00, "MVME 2100", mvme2100_intmap, prep_pci_swizzle},
 };
 
 prep_t currentPrepType;
 motorolaBoard currentBoard;
+
 prep_t checkPrepBoardType(RESIDUAL *res)
 {
   prep_t PREP_type;
@@ -190,6 +206,15 @@ prep_t checkPrepBoardType(RESIDUAL *res)
 
 motorolaBoard getMotorolaBoard()
 {
+/*
+ *  At least the MVME2100 does not have the CPU Type and Base Type Registers,
+ *  so it cannot be probed.
+ *
+ *  NOTE: Every path must set currentBoard.
+ */
+#if defined(mvme2100)
+  currentBoard = (motorolaBoard) MVME_2100;
+#else
   unsigned char  cpu_type;
   unsigned char  base_mod;
   int	       	 entry;
@@ -209,7 +234,7 @@ motorolaBoard	getMotorolaBoard()
 
     if (mot_boards[entry].base_type != base_mod)
       continue;
-    else{
+    else {
       mot_entry = entry;
       break;
     }
@@ -222,6 +247,7 @@ motorolaBoard	getMotorolaBoard()
     return currentBoard;
   }
   currentBoard = (motorolaBoard) mot_entry;
+#endif
   return currentBoard;
 }
 
@@ -234,6 +260,7 @@ const char* motorolaBoardToString(motorolaBoard board)
 const struct _int_map *motorolaIntMap(motorolaBoard board)
 {
   if (board == MOTOROLA_UNKNOWN) return NULL;
+  /* printk( "IntMap board %d 0x%08x\n", board, mot_boards[board].intmap ); */
   return mot_boards[board].intmap;
 }
 

c/src/lib/libbsp/powerpc/shared/motorola/motorola.h

@@ -22,7 +22,7 @@ typedef enum {
   PREP_IBM 	= 0,
   PREP_Radstone = 1,
   PREP_Motorola = 2
-}prep_t;
+} prep_t;
 
 typedef enum {
   MVME_2400 			= 0,
@@ -45,6 +45,8 @@ typedef enum {
   MVME_3600_W_MVME712M		= 17,
   MVME_3600_W_MVME761		= 18,
   MVME_1600			= 19,
+  /* In the table, slot 20 is the marker for end of automatic probe and scan */
+  MVME_2100			= 21,
   MOTOROLA_UNKNOWN		= 255
 } motorolaBoard;
 
@@ -52,7 +54,7 @@ typedef enum {
   HOST_BRIDGE_RAVEN	= 0,
   HOST_BRIDGE_HAWK	= 1,
   HOST_BRIDGE_UNKNOWN	= 255
-}motorolaHostBridge;
+} motorolaHostBridge;
 
 #define MOTOROLA_CPUTYPE_REG	0x800
 #define MOTOROLA_BASETYPE_REG	0x803

c/src/lib/libbsp/powerpc/shared/openpic/openpic.c

@@ -20,12 +20,12 @@
  */
 
 #include <rtems.h>
+#include <bsp.h>
 #include <rtems/bspIo.h>
 #include <bsp/openpic.h>
 #include <bsp/pci.h>
 #include <libcpu/io.h>
 #include <libcpu/byteorder.h>
-#include <bsp.h>
 #include <rtems/bspIo.h>
 
 #ifndef NULL
@@ -189,7 +189,9 @@ void openpic_init(int main_pic, unsigned char *polarities, unsigned char *senses
 	       OPENPIC_VENDOR_ID_STEPPING_SHIFT;
 
     /* Kludge for the Raven */
+/*
     pci_read_config_dword(0, 0, 0, 0, &t);
+*/
     if (t == PCI_VENDOR_ID_MOTOROLA + (PCI_DEVICE_ID_MOTOROLA_RAVEN<<16)) {
     	vendor = "Motorola";
 	device = "Raven";
@@ -455,6 +457,11 @@ unsigned long flags;
 
 void openpic_initirq(unsigned int irq, unsigned int pri, unsigned int vec, int pol, int sense)
 {
+#if 0
+  printk("openpic_initirq: irq=%d pri=%d vec=%d pol=%d sense=%d\n",
+    irq, pri, vec, pol, sense);
+#endif
+
     check_arg_irq(irq);
     check_arg_pri(pri);
     check_arg_vec(vec);

c/src/lib/libbsp/powerpc/shared/openpic/openpic.h

@@ -41,7 +41,11 @@
      *  OpenPIC supports up to 2048 interrupt sources and up to 32 processors
      */
 
+#if defined(mpc8240) || defined(mpc8245)
+#define OPENPIC_MAX_SOURCES    (2048 - 16)
+#else
 #define OPENPIC_MAX_SOURCES	2048
+#endif
 #define OPENPIC_MAX_PROCESSORS	32
 
 #define OPENPIC_NUM_TIMERS	4
@@ -151,6 +155,9 @@ typedef struct _OpenPIC_Global {
     OpenPIC_Reg _Timer_Frequency;		/* Read/Write */
     OpenPIC_Timer Timer[OPENPIC_NUM_TIMERS];
     char Pad1[0xee00];
+#if defined(mpc8240) || defined(mpc8245)
+    char Pad2[0x0200];
+#endif  
 } OpenPIC_Global;
 
     /*

c/src/lib/libbsp/powerpc/shared/pci/detect_raven_bridge.c

@@ -12,12 +12,13 @@
 #include <bsp/openpic.h>
 
 #include <rtems/bspIo.h>
+#include <libcpu/cpuIdent.h>
 
-#define RAVEN_MPIC_IOSPACE_ENABLE	0x1
+#define RAVEN_MPIC_IOSPACE_ENABLE  0x0001
-#define RAVEN_MPIC_MEMSPACE_ENABLE	0x2
+#define RAVEN_MPIC_MEMSPACE_ENABLE 0x0002
-#define RAVEN_MASTER_ENABLE		0x4
+#define RAVEN_MASTER_ENABLE        0x0004
-#define RAVEN_PARITY_CHECK_ENABLE	0x40
+#define RAVEN_PARITY_CHECK_ENABLE  0x0040
-#define RAVEN_SYSTEM_ERROR_ENABLE	0x100
+#define RAVEN_SYSTEM_ERROR_ENABLE  0x0100
 #define RAVEN_CLEAR_EVENTS_MASK    0xf9000000
 
 #define RAVEN_MPIC_MEREN    ((volatile unsigned *)0xfeff0020)
@@ -26,6 +27,7 @@
 #define MEREN_VAL           0x2f00
 
 #define pci BSP_pci_configuration
+extern unsigned int EUMBBAR;
 
 extern const pci_config_access_functions pci_direct_functions;
 extern const pci_config_access_functions pci_indirect_functions;
@@ -54,6 +56,20 @@ unsigned merst;
 
 void detect_host_bridge()
 {
+#if (defined(mpc8240) || defined(mpc8245))
+  /*
+   * If the processor is an 8240 or an 8245 then the PIC is built
+   * in instead of being on the PCI bus. The MVME2100 is using Processor
+   * Address Map B (CHRP) although the Programmer's Reference Guide says
+   * it defaults to Map A.
+   */
+  /* We have an EPIC Interrupt Controller  */
+  OpenPIC = (volatile struct OpenPIC *) (EUMBBAR + BSP_OPEN_PIC_BASE_OFFSET);
+  pci.pci_functions = &pci_indirect_functions;
+  pci.pci_config_addr = (volatile unsigned char *) 0xfec00000;
+  pci.pci_config_data = (volatile unsigned char *) 0xfee00000;
+
+#else
   PPC_DEVICE *hostbridge;
   unsigned int id0;
   unsigned int tmp;
@@ -130,10 +146,10 @@ void detect_host_bridge()
       printk("Raven MPIC is accessed via memory Space Access at address : %x\n", tmp);
 #endif
       OpenPIC=(volatile struct OpenPIC *) (tmp + PREP_ISA_MEM_BASE);
-      printk("OpenPIC found at %x.\n",
+      printk("OpenPIC found at %x.\n", OpenPIC);
-	     OpenPIC);
     }
   }
+#endif
   if (OpenPIC == (volatile struct OpenPIC *)0) {
     BSP_panic("OpenPic Not found\n");
   }

c/src/lib/libbsp/powerpc/shared/pci/pci.c

@@ -1,9 +1,9 @@
 /*
  * pci.c :  this file contains basic PCI Io functions.
  *
- *  CopyRight (C) 1999 valette@crf.canon.fr
+ *  Copyright (C) 1999 valette@crf.canon.fr
  *
- *  This code is heavilly inspired by the public specification of STREAM V2
+ *  This code is heavily inspired by the public specification of STREAM V2
  *  that can be found at :
  *
  *      <http://www.chorus.com/Documentation/index.html> by following
@@ -21,6 +21,7 @@
 
 #include <libcpu/io.h>
 #include <bsp/pci.h>
+#include <rtems/bspIo.h>
 
 /* allow for overriding these definitions */
 #ifndef PCI_CONFIG_ADDR
@@ -36,8 +37,6 @@
 /* define a shortcut */
 #define pci	BSP_pci_configuration
 
-
-
 /*
  * Bit encode for PCI_CONFIG_HEADER_TYPE register
  */
@@ -225,9 +224,14 @@ const pci_config_access_functions pci_direct_functions = {
 ** the names defined in the routing record.
 */
 static int test_intname(
-  const struct _int_map *row, int pbus, int pslot, int int_pin, int int_name )
+  const struct _int_map *row,
+  int pbus,
+  int pslot,
+  int int_pin,
+  int int_name
+)
 {
-   int j,k;
+   int j, k;
    int _nopin= -1, _noname= -1;
 
    for(j=0; row->pin_route[j].pin > -1; j++)

c/src/lib/libbsp/powerpc/shared/start/start.S

@@ -14,6 +14,7 @@
 #include <rtems/asm.h>
 #include <rtems/score/cpu.h>
 #include <libcpu/io.h>
+#include <bspopts.h>
 
 #define SYNC \
 	sync; \
@@ -66,13 +67,24 @@ __rtems_entry_point:
  * of RAM to KERNELBASE.
  */
 	lis	r11,KERNELBASE@h
-	ori	r11,r11,0x1ffe		/* set up BAT registers for 604 */
+/* set up BAT registers for 604 */
+	ori	r11,r11,0x1ffe		
 	li	r8,2			/* R/W access */
 	isync
+#if defined(mvme2100)
+        /* BSP_vme_config() wants to use BAT0, this board will use the
+         * available BAT1 to map RAM.
+         */
+	mtspr	DBAT1L,r8		/* N.B. 6xx (not 601) have valid */
+	mtspr	DBAT1U,r11		/* bit in upper BAT register */
+	mtspr	IBAT1L,r8
+	mtspr	IBAT1U,r11
+#else
 	mtspr	DBAT0L,r8		/* N.B. 6xx (not 601) have valid */
 	mtspr	DBAT0U,r11		/* bit in upper BAT register */
 	mtspr	IBAT0L,r8
 	mtspr	IBAT0U,r11
+#endif
 	isync
 
 /*
@@ -104,7 +116,8 @@ enter_C_code:
         addi	r9,r9, __rtems_end+(4096-CPU_MINIMUM_STACK_FRAME_SIZE)@l
 	mr	r1, r9
 	/*
-	 * We are know in a environment that is totally independent from bootloader setup.
+	 * We are now in a environment that is totally independent from 
+         * bootloader setup.
 	 */
         lis	r5,environ@ha
         la	r5,environ@l(r5)	/* environp */
@@ -117,11 +130,14 @@ enter_C_code:
 	.type	MMUon,@function
 MMUon:
 	mfmsr	r0
-#if (PPC_HAS_FPU == 0)
 	ori	r0,r0, MSR_IP | MSR_RI | MSR_IR | MSR_DR | MSR_EE | MSR_FE0 | MSR_FE1 | MSR_FP
+#if defined(mvme2100)
+        /* Data addr translation is broken for the mvme2100, disable it here */
+	xori	r0,r0, MSR_DR
+#endif
+#if (PPC_HAS_FPU == 0)
 	xori	r0, r0, MSR_EE | MSR_IP | MSR_FP
 #else
-	ori	r0,r0, MSR_IP | MSR_RI | MSR_IR | MSR_DR | MSR_EE | MSR_FE0 | MSR_FE1 | MSR_FP
 	xori	r0, r0, MSR_EE | MSR_IP | MSR_FE0 | MSR_FE1
 #endif
 	mflr	r11

c/src/lib/libbsp/powerpc/shared/startup/bspstart.c

@@ -19,6 +19,7 @@
 
 #include <string.h>
 
+#include <bsp.h>
 #include <rtems/libio.h>
 #include <rtems/libcsupport.h>
 #include <bsp/consoleIo.h>
@@ -28,7 +29,6 @@
 #include <bsp/openpic.h>
 #include <bsp/irq.h>
 #include <bsp/VME.h>
-#include <bsp.h>
 #include <libcpu/bat.h>
 #include <libcpu/pte121.h>
 #include <libcpu/cpuIdent.h>
@@ -48,6 +48,41 @@ extern void			BSP_vme_config();
 SPR_RW(SPRG0)
 SPR_RW(SPRG1)
 
+#if defined(DEBUG_BATS)
+void printBAT( int bat, unsigned32 upper, unsigned32 lower )
+{
+  unsigned32 lowest_addr;
+  unsigned32 size;
+
+  printk("BAT%d raw(upper=0x%08x, lower=0x%08x) ", bat, upper, lower );
+
+  lowest_addr = (upper & 0xFFFE0000);
+  size = (((upper & 0x00001FFC) >> 2) + 1) * (128 * 1024);
+  printk(" range(0x%08x, 0x%08x) %s%s %s%s%s%s %s\n",
+    lowest_addr,
+    lowest_addr + (size - 1),
+    (upper & 0x01) ? "P" : "p",
+    (upper & 0x02) ? "S" : "s",
+    (lower & 0x08) ? "G" : "g",
+    (lower & 0x10) ? "M" : "m",
+    (lower & 0x20) ? "I" : "i",
+    (lower & 0x40) ? "W" : "w",
+    (lower & 0x01) ? "Read Only" :
+      ((lower & 0x02) ? "Read/Write" : "No Access")
+  );
+}
+
+void ShowBATS(){
+  unsigned32 lower;
+  unsigned32 upper;
+
+  __MFSPR(536, upper); __MFSPR(537, lower); printBAT( 0, upper, lower );
+  __MFSPR(538, upper); __MFSPR(539, lower); printBAT( 1, upper, lower );
+  __MFSPR(540, upper); __MFSPR(541, lower); printBAT( 2, upper, lower );
+  __MFSPR(542, upper); __MFSPR(543, lower); printBAT( 3, upper, lower );
+}
+#endif
+
 /*
  * Copy of residuals passed by firmware
  */
@@ -130,21 +165,22 @@ void bsp_libc_init( void *, uint32_t, int );
 
 void bsp_pretasking_hook(void)
 {
-    uint32_t                heap_start;
+  rtems_unsigned32        heap_start;    
-    uint32_t                heap_size;
+  rtems_unsigned32        heap_size;
-    uint32_t                heap_sbrk_spared;
+  rtems_unsigned32        heap_sbrk_spared;
-	extern uint32_t         _bsp_sbrk_init(uint32_t, uint32_t*);
+  extern rtems_unsigned32 _bsp_sbrk_init(rtems_unsigned32, rtems_unsigned32*);
 
-    heap_start = ((uint32_t) __rtems_end) +INIT_STACK_SIZE + INTR_STACK_SIZE;
+  heap_start = ((rtems_unsigned32) __rtems_end) +
+                INIT_STACK_SIZE + INTR_STACK_SIZE;
   if (heap_start & (CPU_ALIGNMENT-1))
       heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1);
 
   heap_size = (BSP_mem_size - heap_start) - BSP_Configuration.work_space_size;
-
   heap_sbrk_spared=_bsp_sbrk_init(heap_start, &heap_size);
 
 #ifdef SHOW_MORE_INIT_SETTINGS
-   	printk(" HEAP start %x  size %x (%x bytes spared for sbrk)\n", heap_start, heap_size, heap_sbrk_spared);
+  printk( "HEAP start %x  size %x (%x bytes spared for sbrk)\n",
+             heap_start, heap_size, heap_sbrk_spared);
 #endif    
 
   bsp_libc_init((void *) 0, heap_size, heap_sbrk_spared);
@@ -172,6 +208,33 @@ void save_boot_params(RESIDUAL* r3, void *r4, void* r5, char *additional_boot_op
   loaderParam[MAX_LOADER_ADD_PARM - 1] ='\0';
 }
 
+#if defined(mpc8240) || defined(mpc8245)
+unsigned int EUMBBAR;
+
+/* 
+ * Return the current value of the Embedded Utilities Memory Block Base Address
+ * Register (EUMBBAR) as read from the processor configuration register using
+ * Processor Address Map B (CHRP).
+ */ 
+unsigned int get_eumbbar() {
+  register int a, e;
+
+  asm volatile( "lis %0,0xfec0; ori  %0,%0,0x0000": "=r" (a) );
+  asm volatile("sync");
+                                                                
+  asm volatile("lis %0,0x8000; ori %0,%0,0x0078": "=r"(e) ); 
+  asm volatile("stwbrx  %0,0x0,%1": "=r"(e): "r"(a));  
+  asm volatile("sync");
+
+  asm volatile("lis %0,0xfee0; ori %0,%0,0x0000": "=r" (a) ); 
+  asm volatile("sync");
+                                                         
+  asm volatile("lwbrx %0,0x0,%1": "=r" (e): "r" (a));
+  asm volatile("isync");
+  return e;
+}
+#endif
+
 /*
  *  bsp_start
  *
@@ -180,9 +243,10 @@ void save_boot_params(RESIDUAL* r3, void *r4, void* r5, char *additional_boot_op
 
 void bsp_start( void )
 {
-  int err;
   unsigned char *stack;
+#if !defined(mpc8240) && !defined(mpc8245)
   unsigned l2cr;
+#endif
   register unsigned char* intrStack;
   unsigned char *work_space_start;
   ppc_cpu_id_t myCpu;
@@ -190,17 +254,29 @@ void bsp_start( void )
   prep_t boardManufacturer;
   motorolaBoard myBoard;
   Triv121PgTbl	pt=0;
+
   /*
-   * Get CPU identification dynamically. Note that the get_ppc_cpu_type() function
+   * Get CPU identification dynamically. Note that the get_ppc_cpu_type()
-   * store the result in global variables so that it can be used latter...
+   * function store the result in global variables so that it can be used 
+   * later...
    */
   myCpu 	= get_ppc_cpu_type();
   myCpuRevision = get_ppc_cpu_revision();
+
+#if defined(mvme2100)
+  EUMBBAR = get_eumbbar(); 
+
+  Cpu_table.exceptions_in_RAM 	 = TRUE;
+  { unsigned v = 0x3000 ; _CPU_MSR_SET(v); }
+#endif
+
+#if !defined(mpc8240) && !defined(mpc8245)
   /*
    * enables L1 Cache. Note that the L1_caches_enables() codes checks for
    * relevant CPU type so that the reason why there is no use of myCpu...
    */
   L1_caches_enables();
+
   /*
    * Enable L2 Cache. Note that the set_L2CR(L2CR) codes checks for
    * relevant CPU type (mpc750)...
@@ -211,12 +287,15 @@ void bsp_start( void )
 #endif
   if ( (! (l2cr & 0x80000000)) && ((int) l2cr == -1))
     set_L2CR(0xb9A14000);
+#endif
+
   /*
    * the initial stack  has aready been set to this value in start.S
    * so there is no need to set it in r1 again... It is just for info
    * so that It can be printed without accessing R1.
    */
-  stack = ((unsigned char*) __rtems_end) + INIT_STACK_SIZE - CPU_MINIMUM_STACK_FRAME_SIZE;
+  stack = ((unsigned char*) __rtems_end) +
+               INIT_STACK_SIZE - CPU_MINIMUM_STACK_FRAME_SIZE;
 
   /* tag the bottom (T. Straumann 6/36/2001 <strauman@slac.stanford.edu>) */
   *((uint32_t*)stack) = 0;
@@ -225,10 +304,11 @@ void bsp_start( void )
    * Initialize the interrupt related settings
    * SPRG1 = software managed IRQ stack
    *
-   * This could be done latter (e.g in IRQ_INIT) but it helps to understand
+   * This could be done later (e.g in IRQ_INIT) but it helps to understand
    * some settings below...
    */
-  intrStack = ((unsigned char*) __rtems_end) + INIT_STACK_SIZE + INTR_STACK_SIZE - CPU_MINIMUM_STACK_FRAME_SIZE;
+  intrStack = ((unsigned char*) __rtems_end) +
+    INIT_STACK_SIZE + INTR_STACK_SIZE - CPU_MINIMUM_STACK_FRAME_SIZE;
 
   /* make sure it's properly aligned */
   (uint32_t)intrStack &= ~(CPU_STACK_ALIGNMENT-1);
@@ -242,38 +322,48 @@ void bsp_start( void )
   _write_SPRG0(PPC_BSP_HAS_FIXED_PR288);
 
   /*
-   * Initialize default raw exception hanlders. See vectors/vectors_init.c
+   * Initialize default raw exception handlers. See vectors/vectors_init.c
    */
   initialize_exceptions();
+
   /*
-   * Init MMU block address translation to enable hardware
+   * Init MMU block address translation to enable hardware access
-   * access
    */
+
+#if !defined(mvme2100)
   /*
-   * PC legacy IO space used for inb/outb and all PC
+   * PC legacy IO space used for inb/outb and all PC compatible hardware
-   * compatible hardware
    */
   setdbat(1, _IO_BASE, _IO_BASE, 0x10000000, IO_PAGE);
+#endif
+
   /*
-   * PCI devices memory area. Needed to access OPENPIC features
+   * PCI devices memory area. Needed to access OpenPIC features
-   * provided by the RAVEN
+   * provided by the Raven
-   */
-  /* T. Straumann: give more PCI address space */
-  setdbat(2, PCI_MEM_BASE, PCI_MEM_BASE, 0x10000000, IO_PAGE);
-  /*
-   * Must have acces to open pic PCI ACK registers
-   * provided by the RAVEN
    *
+   * T. Straumann: give more PCI address space
+   */
+  setdbat(2, PCI_MEM_BASE, PCI_MEM_BASE, 0x10000000, IO_PAGE);
+
+  /*
+   * Must have acces to open pic PCI ACK registers provided by the RAVEN
    */
   setdbat(3, 0xf0000000, 0xf0000000, 0x10000000, IO_PAGE);
 
   select_console(CONSOLE_LOG);
 
-  /* We check that the keyboard is present and immediately
+  /*
+   * We check that the keyboard is present and immediately
    * select the serial console if not.
    */
+#if defined(BSP_KBD_IOBASE)
+  { int err;
     err = kbdreset();
     if (err) select_console(CONSOLE_SERIAL);
+  }
+#else
+  select_console(CONSOLE_SERIAL);
+#endif
 
   boardManufacturer   =  checkPrepBoardType(&residualCopy);
   if (boardManufacturer != PREP_Motorola) {
@@ -283,7 +373,8 @@ void bsp_start( void )
   myBoard = getMotorolaBoard();
 
   printk("-----------------------------------------\n");
-  printk("Welcome to %s on %s\n", _RTEMS_version, motorolaBoardToString(myBoard));
+  printk("Welcome to %s on %s\n", _RTEMS_version,
+                                    motorolaBoardToString(myBoard));
   printk("-----------------------------------------\n");
 #ifdef SHOW_MORE_INIT_SETTINGS
   printk("Residuals are located at %x\n", (unsigned) &residualCopy);
@@ -309,10 +400,10 @@ void bsp_start( void )
 
   {
     const struct _int_map *bspmap  = motorolaIntMap(currentBoard);
-    if( bspmap )
+    if( bspmap ) {
-    {
+       printk("pci : Configuring interrupt routing for '%s'\n",
-       printk("pci : Configuring interrupt routing for '%s'\n", motorolaBoardToString(currentBoard));
+          motorolaBoardToString(currentBoard));
-       FixupPCI(bspmap, motorolaIntSwizzle(currentBoard) );
+       FixupPCI(bspmap, motorolaIntSwizzle(currentBoard));
     }
     else
        printk("pci : Interrupt routing not available for this bsp\n");
@@ -328,10 +419,18 @@ void bsp_start( void )
    */
   __asm__ __volatile ("sc");
   /*
-   * Check we can still catch exceptions and returned coorectly.
+   * Check we can still catch exceptions and return coorectly.
    */
   printk("Testing exception handling Part 2\n");
   __asm__ __volatile ("sc");
+
+  /*
+   *  Somehow doing the above seems to clobber SPRG0 on the mvme2100.  It
+   *  is probably a not so subtle hint that you do not want to use PPCBug
+   *  once RTEMS is up and running.  Anyway, we still needs to indicate
+   *  that we have fixed PR288.  Eventually, this should go away.
+   */
+  _write_SPRG0(PPC_BSP_HAS_FIXED_PR288);
 #endif
 
   BSP_mem_size            = residualCopy.TotalMemory;
@@ -354,16 +453,11 @@ void bsp_start( void )
    */
   pt = BSP_pgtbl_setup(&BSP_mem_size);
 
-  if (!pt ||
+  if (!pt || TRIV121_MAP_SUCCESS != triv121PgTblMap(
-	  TRIV121_MAP_SUCCESS != triv121PgTblMap(
+            pt, TRIV121_121_VSID, 0xfeff0000, 1,
-			  							pt,
+            TRIV121_ATTR_IO_PAGE, TRIV121_PP_RW_PAGE)) {
-										TRIV121_121_VSID,
+	printk("WARNING: unable to setup page tables VME "
-										0xfeff0000,
+               "bridge must share PCI space\n");
-										1,
-										TRIV121_ATTR_IO_PAGE,
-										TRIV121_PP_RW_PAGE
-										)) {
-	printk("WARNING: unable to setup page tables VME bridge must share PCI space\n");
   }
 
   /*
@@ -380,12 +474,15 @@ void bsp_start( void )
   Cpu_table.exceptions_in_RAM 	 = TRUE;
 
 #ifdef SHOW_MORE_INIT_SETTINGS
-  printk("BSP_Configuration.work_space_size = %x\n", BSP_Configuration.work_space_size);
+  printk("BSP_Configuration.work_space_size = %x\n",
+          BSP_Configuration.work_space_size);
 #endif
+
   work_space_start =
     (unsigned char *)BSP_mem_size - BSP_Configuration.work_space_size;
 
-  if ( work_space_start <= ((unsigned char *)__rtems_end) + INIT_STACK_SIZE + INTR_STACK_SIZE) {
+  if ( work_space_start <=
+       ((unsigned char *)__rtems_end) + INIT_STACK_SIZE + INTR_STACK_SIZE) {
     printk( "bspstart: Not enough RAM!!!\n" );
     bsp_cleanup();
   }
@@ -406,23 +503,28 @@ void bsp_start( void )
     printk("Page table setup finished; will activate it NOW...\n");
 #endif
     BSP_pgtbl_activate(pt);
+#if !defined(mvme2100)
     /* finally, switch off DBAT3 */
     setdbat(3, 0, 0, 0, 0); 
+#endif
   }
 
   /*
-   * Initialize VME bridge - needs working PCI
+   * Initialize VME bridge - needs working PCI and IRQ subsystems...
-   * and IRQ subsystems...
    */
 #ifdef SHOW_MORE_INIT_SETTINGS
   printk("Going to initialize VME bridge\n");
 #endif
-  /* VME initialization is in a separate file so apps which don't use
+  /*
-   * VME or want a different configuration may link against a customized
+   * VME initialization is in a separate file so apps which don't use VME or
-   * routine.
+   * want a different configuration may link against a customized routine.
    */
   BSP_vme_config();
 
+#if defined(DEBUG_BATS)
+  ShowBATS();
+#endif
+
 #ifdef SHOW_MORE_INIT_SETTINGS
   printk("Exit from bspstart\n");
 #endif

c/src/lib/libbsp/powerpc/shared/tod/todcfg.c

@@ -0,0 +1,69 @@
+/*
+ * This file contains the RTC driver table for Motorola shared BSPs.
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#include <bsp.h>
+#include <libchip/rtc.h>
+#include <libchip/m48t08.h>
+
+/* Forward function declaration */
+#if !defined(mvme2100)
+unsigned32 mvmertc_get_register( unsigned32, unsigned8 );
+void mvmertc_set_register( unsigned32, unsigned8, unsigned32 );
+#endif
+
+/* The following table configures the RTC drivers used in this BSP */
+rtc_tbl RTC_Table[] = {
+    {
+        "/dev/rtc",                /* sDeviceName */
+        RTC_M48T08,                /* deviceType  -- actually M48T59 */
+        &m48t08_fns,               /* pDeviceFns */
+        rtc_probe,                 /* deviceProbe */
+        NULL,                      /* pDeviceParams */
+#if defined(mvme2100)
+        0xFFE81ff8,                /* ulCtrlPort1 */
+        0x00,                      /* ulDataPort */
+        m48t08_get_register,       /* getRegister */
+        m48t08_set_register        /* setRegister */
+#else
+        0xFFE81ff8,                /* ulCtrlPort1 */
+        0x00,                      /* ulDataPort */
+        mvmertc_get_register,      /* getRegister */
+        mvmertc_set_register       /* setRegister */
+#endif
+    }
+};
+
+/* Some information used by the RTC driver */
+
+#define NUM_RTCS (sizeof(RTC_Table)/sizeof(rtc_tbl))
+
+unsigned long RTC_Count = NUM_RTCS;
+
+rtems_device_minor_number RTC_Minor;
+
+#if !defined(mvme2100)
+#include <rtems/bspIo.h>
+void mvmertc_set_register(
+  unsigned32 base,
+  unsigned8  reg,
+  unsigned32 value
+)
+{
+  printk( "RTC SUPPORT NOT IMPLEMENTED ON THIS BOARD\n");
+}
+
+unsigned32 mvmertc_get_register(
+  unsigned32 base,
+  unsigned8  reg
+)
+{
+  printk( "RTC SUPPORT NOT IMPLEMENTED ON THIS BOARD\n");
+}
+#endif

c/src/lib/libbsp/powerpc/shared/vectors/vectors_init.c

@@ -176,7 +176,9 @@ void initialize_exceptions()
   if (!mpc60x_init_exceptions(&exception_config)) {
     BSP_panic("Exception handling initialization failed\n");
   }
+#ifdef RTEMS_DEBUG
   else {
     printk("Exception handling initialization done\n");
   }
+#endif
 }

c/src/lib/libbsp/powerpc/shared/vme/vmeconfig.c

@@ -34,23 +34,17 @@ union {
 	unsigned long	batbits;
 } dbat0u;
 
-  if (currentBoard < MVME_2300 || currentBoard >= MVME_1600) {
-		printk("VME bridge for this board is unknown - if it's a Tundra Universe, add the board to 'shared/vme/vmeconfig.c'\n");
-		printk("Skipping VME initialization...\n");
-		return;
-  }
-
   vmeUniverseInit();
   vmeUniverseReset();
-
   /* setup a PCI area to map the VME bus */
 
   dbat0u.batbits = _read_DBAT0U();
 
   /* if we have page tables, BAT0 is available */
   if (dbat0u.bat.vs || dbat0u.bat.vp) {
-	printk("WARNING: BAT0 is taken (no pagetables?); VME bridge must share PCI range for VME access\n");
+	printk("WARNING: BAT0 is taken (no pagetables?); "
-	printk("Skipping VME initialization...\n");
+               "VME bridge must share PCI range for VME access\n"
+	       "Skipping VME initialization...\n");
 	return;
   }