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-rw-r--r--c/src/lib/libbsp/powerpc/papyrus/include/bsp.h114
-rw-r--r--c/src/lib/libbsp/powerpc/papyrus/include/coverhd.h135
-rw-r--r--c/src/lib/libbsp/powerpc/papyrus/startup/bspclean.c44
-rw-r--r--c/src/lib/libbsp/powerpc/papyrus/startup/bspstart.c194
-rw-r--r--c/src/lib/libbsp/powerpc/papyrus/startup/setvec.c58
-rw-r--r--c/src/lib/libbsp/shmdr/shm.h2
-rw-r--r--c/src/lib/libbsp/shmdr/shm_driver.h2
-rw-r--r--c/src/lib/libc/__brk.c2
-rw-r--r--c/src/lib/libc/__gettod.c2
-rw-r--r--c/src/lib/libc/newlibc.c2
-rw-r--r--c/src/lib/libcpu/powerpc/README9
-rw-r--r--c/src/lib/libcpu/powerpc/ppc403/README18
-rw-r--r--c/src/lib/libcpu/powerpc/ppc403/clock/clock.c215
-rw-r--r--c/src/lib/libcpu/powerpc/ppc403/console/console.c327
-rw-r--r--c/src/lib/libcpu/powerpc/ppc403/timer/timer.c98
-rw-r--r--c/src/lib/libcpu/powerpc/ppc403/vectors/README21
-rw-r--r--c/src/lib/libcpu/powerpc/ppc403/vectors/vectors.s332
-rw-r--r--c/src/lib/libmisc/stackchk/check.c4
18 files changed, 1572 insertions, 7 deletions
diff --git a/c/src/lib/libbsp/powerpc/papyrus/include/bsp.h b/c/src/lib/libbsp/powerpc/papyrus/include/bsp.h
new file mode 100644
index 0000000000..a18ca343bd
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/papyrus/include/bsp.h
@@ -0,0 +1,114 @@
+/* bsp.h
+ *
+ * This include file contains all Papyrus board IO definitions.
+ *
+ * Author: Andrew Bray <andy@i-cubed.demon.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/libbsp/no_cpu/no_bsp/include/bsp.h
+ *
+ * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ * All rights assigned to U.S. Government, 1994.
+ *
+ * This material may be reproduced by or for the U.S. Government pursuant
+ * to the copyright license under the clause at DFARS 252.227-7013. This
+ * notice must appear in all copies of this file and its derivatives.
+ *
+ * bsp.h,v 1.2 1995/05/31 16:56:13 joel Exp
+ */
+
+#ifndef __PAPYRUS_h
+#define __PAPYRUS_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef ASM
+/* Definition of where to store registers in alignment handler */
+#define ALIGN_REGS 0x0140
+
+#else
+#include <rtems.h>
+
+/*
+ * Define the time limits for RTEMS Test Suite test durations.
+ * Long test and short test duration limits are provided. These
+ * values are in seconds and need to be converted to ticks for the
+ * application.
+ *
+ */
+
+#define MAX_LONG_TEST_DURATION 300 /* 5 minutes = 300 seconds */
+#define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */
+
+/*
+ * Stuff for Time Test 27
+ */
+
+#define MUST_WAIT_FOR_INTERRUPT 0
+
+#define Install_tm27_vector( handler ) set_vector( (handler), PPC_IRQ_SCALL, 1 )
+
+#define Cause_tm27_intr() asm volatile ("sc")
+
+#define Clear_tm27_intr()
+
+#define Lower_tm27_intr()
+
+/*
+ * Simple spin delay in microsecond units for device drivers.
+ * This is very dependent on the clock speed of the target.
+ */
+
+#define delay( microseconds ) \
+ { \
+ unsigned32 start, ticks, now; \
+ asm volatile ("mftblo %0" : "=r" (start)); \
+ ticks = (microseconds) * Cpu_table.clicks_per_usec; \
+ do \
+ asm volatile ("mftblo %0" : "=r" (now)); \
+ while (now - start < ticks); \
+ }
+
+/* Constants */
+
+#define RAM_START 0
+#define RAM_END 0x00200000
+
+/* miscellaneous stuff assumed to exist */
+
+extern rtems_configuration_table BSP_Configuration; /* owned by BSP */
+extern rtems_cpu_table Cpu_table; /* owned by BSP */
+
+/* functions */
+
+void bsp_start( void );
+void bsp_cleanup( void );
+
+rtems_isr_entry set_vector( /* returns old vector */
+ rtems_isr_entry handler, /* isr routine */
+ rtems_vector_number vector, /* vector number */
+ int type /* RTEMS or RAW intr */
+);
+#endif /* ASM */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/* end of include file */
diff --git a/c/src/lib/libbsp/powerpc/papyrus/include/coverhd.h b/c/src/lib/libbsp/powerpc/papyrus/include/coverhd.h
new file mode 100644
index 0000000000..fa419147bd
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/papyrus/include/coverhd.h
@@ -0,0 +1,135 @@
+/* coverhd.h
+ *
+ * This include file has defines to represent the overhead associated
+ * with calling a particular directive from C. These are used in the
+ * Timing Test Suite to ignore the overhead required to pass arguments
+ * to directives. On some CPUs and/or target boards, this overhead
+ * is significant and makes it difficult to distinguish internal
+ * RTEMS execution time from that used to call the directive.
+ * This file should be updated after running the C overhead timing
+ * test. Once this update has been performed, the RTEMS Time Test
+ * Suite should be rebuilt to account for these overhead times in the
+ * timing results.
+ *
+ * NOTE: If these are all zero, then the times reported include all
+ * all calling overhead including passing of arguments.
+ *
+ * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ * All rights assigned to U.S. Government, 1994.
+ *
+ * This material may be reproduced by or for the U.S. Government pursuant
+ * to the copyright license under the clause at DFARS 252.227-7013. This
+ * notice must appear in all copies of this file and its derivatives.
+ *
+ * coverhd.h,v 1.2 1995/05/31 16:56:15 joel Exp
+ */
+
+/*
+ * Updated for a 25MHz Papyrus by Andrew Bray <andy@i-cubed.demon.co.uk>
+ *
+ * Units are 100ns.
+ *
+ * These numbers are of questionable use, as they are developed by calling
+ * the routine many times, thus getting its entry veneer into the (small)
+ * cache on the 403GA. This in general is not true of the RTEMS timing
+ * tests, which usually call a routine only once, thus having no cache loaded
+ * advantage.
+ *
+ * Whether the directive times are useful after deducting the function call
+ * overhead is also questionable. The user is more interested generally
+ * in the total cost of a directive, not the cost if the procedure call
+ * is inlined! (In general this is not true).
+ *
+ * Andrew Bray 18/08/1995
+ *
+ */
+
+#ifndef __COVERHD_h
+#define __COVERHD_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define CALLING_OVERHEAD_INITIALIZE_EXECUTIVE 1
+#define CALLING_OVERHEAD_SHUTDOWN_EXECUTIVE 1
+#define CALLING_OVERHEAD_TASK_CREATE 3
+#define CALLING_OVERHEAD_TASK_IDENT 1
+#define CALLING_OVERHEAD_TASK_START 1
+#define CALLING_OVERHEAD_TASK_RESTART 1
+#define CALLING_OVERHEAD_TASK_DELETE 1
+#define CALLING_OVERHEAD_TASK_SUSPEND 1
+#define CALLING_OVERHEAD_TASK_RESUME 1
+#define CALLING_OVERHEAD_TASK_SET_PRIORITY 1
+#define CALLING_OVERHEAD_TASK_MODE 1
+#define CALLING_OVERHEAD_TASK_GET_NOTE 1
+#define CALLING_OVERHEAD_TASK_SET_NOTE 1
+#define CALLING_OVERHEAD_TASK_WAKE_WHEN 4
+#define CALLING_OVERHEAD_TASK_WAKE_AFTER 1
+#define CALLING_OVERHEAD_INTERRUPT_CATCH 1
+#define CALLING_OVERHEAD_CLOCK_GET 4
+#define CALLING_OVERHEAD_CLOCK_SET 3
+#define CALLING_OVERHEAD_CLOCK_TICK 1
+
+#define CALLING_OVERHEAD_TIMER_CREATE 1
+#define CALLING_OVERHEAD_TIMER_IDENT 1
+#define CALLING_OVERHEAD_TIMER_DELETE 1
+#define CALLING_OVERHEAD_TIMER_FIRE_AFTER 2
+#define CALLING_OVERHEAD_TIMER_FIRE_WHEN 5
+#define CALLING_OVERHEAD_TIMER_RESET 1
+#define CALLING_OVERHEAD_TIMER_CANCEL 1
+#define CALLING_OVERHEAD_SEMAPHORE_CREATE 2
+#define CALLING_OVERHEAD_SEMAPHORE_IDENT 1
+#define CALLING_OVERHEAD_SEMAPHORE_DELETE 1
+#define CALLING_OVERHEAD_SEMAPHORE_OBTAIN 1
+#define CALLING_OVERHEAD_SEMAPHORE_RELEASE 1
+#define CALLING_OVERHEAD_MESSAGE_QUEUE_CREATE 2
+#define CALLING_OVERHEAD_MESSAGE_QUEUE_IDENT 1
+#define CALLING_OVERHEAD_MESSAGE_QUEUE_DELETE 1
+#define CALLING_OVERHEAD_MESSAGE_QUEUE_SEND 1
+#define CALLING_OVERHEAD_MESSAGE_QUEUE_URGENT 1
+#define CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST 1
+#define CALLING_OVERHEAD_MESSAGE_QUEUE_RECEIVE 2
+#define CALLING_OVERHEAD_MESSAGE_QUEUE_FLUSH 1
+
+#define CALLING_OVERHEAD_EVENT_SEND 1
+#define CALLING_OVERHEAD_EVENT_RECEIVE 2
+#define CALLING_OVERHEAD_SIGNAL_CATCH 1
+#define CALLING_OVERHEAD_SIGNAL_SEND 1
+#define CALLING_OVERHEAD_PARTITION_CREATE 3
+#define CALLING_OVERHEAD_PARTITION_IDENT 1
+#define CALLING_OVERHEAD_PARTITION_DELETE 1
+#define CALLING_OVERHEAD_PARTITION_GET_BUFFER 1
+#define CALLING_OVERHEAD_PARTITION_RETURN_BUFFER 1
+#define CALLING_OVERHEAD_REGION_CREATE 3
+#define CALLING_OVERHEAD_REGION_IDENT 1
+#define CALLING_OVERHEAD_REGION_DELETE 1
+#define CALLING_OVERHEAD_REGION_GET_SEGMENT 2
+#define CALLING_OVERHEAD_REGION_RETURN_SEGMENT 1
+#define CALLING_OVERHEAD_PORT_CREATE 2
+#define CALLING_OVERHEAD_PORT_IDENT 1
+#define CALLING_OVERHEAD_PORT_DELETE 1
+#define CALLING_OVERHEAD_PORT_EXTERNAL_TO_INTERNAL 1
+#define CALLING_OVERHEAD_PORT_INTERNAL_TO_EXTERNAL 2
+
+#define CALLING_OVERHEAD_IO_INITIALIZE 2
+#define CALLING_OVERHEAD_IO_OPEN 2
+#define CALLING_OVERHEAD_IO_CLOSE 2
+#define CALLING_OVERHEAD_IO_READ 2
+#define CALLING_OVERHEAD_IO_WRITE 2
+#define CALLING_OVERHEAD_IO_CONTROL 2
+#define CALLING_OVERHEAD_FATAL_ERROR_OCCURRED 1
+#define CALLING_OVERHEAD_RATE_MONOTONIC_CREATE 1
+#define CALLING_OVERHEAD_RATE_MONOTONIC_IDENT 1
+#define CALLING_OVERHEAD_RATE_MONOTONIC_DELETE 1
+#define CALLING_OVERHEAD_RATE_MONOTONIC_CANCEL 1
+#define CALLING_OVERHEAD_RATE_MONOTONIC_PERIOD 1
+#define CALLING_OVERHEAD_MULTIPROCESSING_ANNOUNCE 1
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/* end of include file */
diff --git a/c/src/lib/libbsp/powerpc/papyrus/startup/bspclean.c b/c/src/lib/libbsp/powerpc/papyrus/startup/bspclean.c
new file mode 100644
index 0000000000..876ed1b659
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/papyrus/startup/bspclean.c
@@ -0,0 +1,44 @@
+/* bsp_cleanup()
+ *
+ * This routine normally is part of start.s and usually returns
+ * control to a monitor.
+ *
+ * INPUT: NONE
+ *
+ * OUTPUT: NONE
+ *
+ * Author: Andrew Bray <andy@i-cubed.demon.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/libbsp/no_cpu/no_bsp/startup/bspclean.c:
+ *
+ * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ * All rights assigned to U.S. Government, 1994.
+ *
+ * This material may be reproduced by or for the U.S. Government pursuant
+ * to the copyright license under the clause at DFARS 252.227-7013. This
+ * notice must appear in all copies of this file and its derivatives.
+ *
+ * bspclean.c,v 1.2 1995/05/31 16:56:27 joel Exp
+ */
+
+#include <rtems.h>
+#include <bsp.h>
+
+void bsp_cleanup( void )
+{
+ rtems_fatal_error_occurred(0);
+}
diff --git a/c/src/lib/libbsp/powerpc/papyrus/startup/bspstart.c b/c/src/lib/libbsp/powerpc/papyrus/startup/bspstart.c
new file mode 100644
index 0000000000..a018c4cbfb
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/papyrus/startup/bspstart.c
@@ -0,0 +1,194 @@
+/* bsp_start()
+ *
+ * This routine starts the application. It includes application,
+ * board, and monitor specific initialization and configuration.
+ * The generic CPU dependent initialization has been performed
+ * before this routine is invoked.
+ *
+ * INPUT: NONE
+ *
+ * OUTPUT: NONE
+ *
+ * Author: Andrew Bray <andy@i-cubed.demon.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/libbsp/no_cpu/no_bsp/startup/bspstart.c:
+ *
+ * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ * All rights assigned to U.S. Government, 1994.
+ *
+ * This material may be reproduced by or for the U.S. Government pursuant
+ * to the copyright license under the clause at DFARS 252.227-7013. This
+ * notice must appear in all copies of this file and its derivatives.
+ *
+ * bspstart.c,v 1.2 1995/05/31 16:56:29 joel Exp
+ */
+
+#include <rtems.h>
+#include <bsp.h>
+#include <shm.h>
+#include <libcsupport.h>
+
+/*
+ * The original table from the application and our copy of it with
+ * some changes.
+ */
+
+extern rtems_configuration_table Configuration;
+
+rtems_configuration_table BSP_Configuration;
+
+rtems_cpu_table Cpu_table;
+
+/* Initialize whatever libc we are using
+ * called from postdriver hook
+ */
+
+void bsp_libc_init()
+{
+ extern int _end;
+ rtems_unsigned32 heap_start;
+
+ heap_start = (rtems_unsigned32) &_end;
+ if (heap_start & (CPU_ALIGNMENT-1))
+ heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1);
+
+ /*
+ * The last parameter to RTEMS_Malloc_Initialize is the "chunk"
+ * size which a multiple of will be requested on each sbrk()
+ * call by malloc(). A value of 0 indicates that sbrk() should
+ * not be called to extend the heap.
+ */
+
+ RTEMS_Malloc_Initialize((void *) heap_start, 64 * 1024, 0);
+
+ /*
+ * Set up for the libc handling.
+ */
+
+ if (BSP_Configuration.ticks_per_timeslice > 0)
+ libc_init(1); /* reentrant if possible */
+ else
+ libc_init(0); /* non-reentrant */
+
+ /*
+ * Initialize the stack bounds checker
+ */
+
+#ifdef STACK_CHECKER_ON
+ Stack_check_Initialize();
+#endif
+}
+
+void bsp_start(void)
+{
+ /*
+ * Allocate the memory for the RTEMS Work Space. This can come from
+ * a variety of places: hard coded address, malloc'ed from outside
+ * RTEMS world (e.g. simulator or primitive memory manager), or (as
+ * typically done by stock BSPs) by subtracting the required amount
+ * of work space from the last physical address on the CPU board.
+ */
+
+ /*
+ * Copy the Configuration Table .. so we can change it
+ */
+
+ BSP_Configuration = Configuration;
+
+ /*
+ * Add 1 region for the RTEMS Malloc
+ */
+
+ BSP_Configuration.maximum_regions++;
+
+ /*
+ * Add 1 extension for newlib libc
+ */
+
+#ifdef RTEMS_NEWLIB
+ BSP_Configuration.maximum_extensions++;
+#endif
+
+ /*
+ * Add 1 extension for stack checker
+ */
+
+#ifdef STACK_CHECKER_ON
+ BSP_Configuration.maximum_extensions++;
+#endif
+
+ /*
+ * Need to "allocate" the memory for the RTEMS Workspace and
+ * tell the RTEMS configuration where it is. This memory is
+ * not malloc'ed. It is just "pulled from the air".
+ */
+
+/*BSP_Configuration.work_space_size *= 4;*/
+
+ BSP_Configuration.work_space_start = (void *)
+ RAM_END - BSP_Configuration.work_space_size;
+
+ /*
+ * initialize the CPU table for this BSP
+ */
+
+ /*
+ * we do not use the pretasking_hook
+ */
+
+ Cpu_table.pretasking_hook = NULL;
+
+ Cpu_table.predriver_hook = bsp_libc_init; /* RTEMS resources available */
+
+ Cpu_table.postdriver_hook = NULL;
+
+ Cpu_table.idle_task = NULL; /* do not override system IDLE task */
+
+ Cpu_table.do_zero_of_workspace = TRUE;
+
+ Cpu_table.interrupt_stack_size = 4 * 1024;
+
+ Cpu_table.extra_system_initialization_stack = 0;
+
+ /*
+ * Don't forget the other CPU Table entries.
+ */
+
+ Cpu_table.clicks_per_usec = 10;
+
+ Cpu_table.serial_per_sec = 10000000;
+
+ Cpu_table.serial_external_clock = 1;
+
+ Cpu_table.serial_xon_xoff = 0;
+
+ Cpu_table.serial_cts_rts = 1;
+
+ Cpu_table.serial_rate = 9600;
+
+ Cpu_table.timer_average_overhead = 2;
+
+ Cpu_table.timer_least_valid = 3;
+
+ /*
+ * Start RTEMS
+ */
+
+ rtems_initialize_executive( &BSP_Configuration, &Cpu_table );
+
+ bsp_cleanup();
+}
diff --git a/c/src/lib/libbsp/powerpc/papyrus/startup/setvec.c b/c/src/lib/libbsp/powerpc/papyrus/startup/setvec.c
new file mode 100644
index 0000000000..73752d9b47
--- /dev/null
+++ b/c/src/lib/libbsp/powerpc/papyrus/startup/setvec.c
@@ -0,0 +1,58 @@
+/* set_vector
+ *
+ * This routine installs an interrupt vector on the target Board/CPU.
+ * This routine is allowed to be as board dependent as necessary.
+ *
+ * INPUT:
+ * handler - interrupt handler entry point
+ * vector - vector number
+ * type - 0 indicates raw hardware connect
+ * 1 indicates RTEMS interrupt connect
+ *
+ * RETURNS:
+ * address of previous interrupt handler
+ *
+ * Author: Andrew Bray <andy@i-cubed.demon.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/libbsp/no_cpu/no_bsp/startup/setvec.c:
+ *
+ * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ * All rights assigned to U.S. Government, 1994.
+ *
+ * This material may be reproduced by or for the U.S. Government pursuant
+ * to the copyright license under the clause at DFARS 252.227-7013. This
+ * notice must appear in all copies of this file and its derivatives.
+ *
+ * setvec.c,v 1.2 1995/05/31 16:56:35 joel Exp
+ */
+
+#include <rtems.h>
+#include <bsp.h>
+
+rtems_isr_entry set_vector( /* returns old vector */
+ rtems_isr_entry handler, /* isr routine */
+ rtems_vector_number vector, /* vector number */
+ int type /* RTEMS or RAW intr */
+)
+{
+ rtems_isr_entry previous_isr;
+
+ rtems_interrupt_catch( handler, vector, (rtems_isr_entry *) &previous_isr );
+
+ return previous_isr;
+}
+
diff --git a/c/src/lib/libbsp/shmdr/shm.h b/c/src/lib/libbsp/shmdr/shm.h
index c223055be6..2122873912 100644
--- a/c/src/lib/libbsp/shmdr/shm.h
+++ b/c/src/lib/libbsp/shmdr/shm.h
@@ -14,7 +14,7 @@
* to the copyright license under the clause at DFARS 252.227-7013. This
* notice must appear in all copies of this file and its derivatives.
*
- * shm.h,v 1.2 1995/05/09 20:23:03 joel Exp
+ * $Id$
*/
#ifndef __SHM_h
diff --git a/c/src/lib/libbsp/shmdr/shm_driver.h b/c/src/lib/libbsp/shmdr/shm_driver.h
index c223055be6..2122873912 100644
--- a/c/src/lib/libbsp/shmdr/shm_driver.h
+++ b/c/src/lib/libbsp/shmdr/shm_driver.h
@@ -14,7 +14,7 @@
* to the copyright license under the clause at DFARS 252.227-7013. This
* notice must appear in all copies of this file and its derivatives.
*
- * shm.h,v 1.2 1995/05/09 20:23:03 joel Exp
+ * $Id$
*/
#ifndef __SHM_h
diff --git a/c/src/lib/libc/__brk.c b/c/src/lib/libc/__brk.c
index 7c43ffa32b..5f256cb072 100644
--- a/c/src/lib/libc/__brk.c
+++ b/c/src/lib/libc/__brk.c
@@ -14,7 +14,7 @@
* to the copyright license under the clause at DFARS 252.227-7013. This
* notice must appear in all copies of this file and its derivatives.
*
- * __brk.c,v 1.2 1995/05/09 20:24:28 joel Exp
+ * $Id$
*/
#include <rtems.h>
diff --git a/c/src/lib/libc/__gettod.c b/c/src/lib/libc/__gettod.c
index 6f8df8a65f..d01a85b4a4 100644
--- a/c/src/lib/libc/__gettod.c
+++ b/c/src/lib/libc/__gettod.c
@@ -11,7 +11,7 @@
* to the copyright license under the clause at DFARS 252.227-7013. This
* notice must appear in all copies of this file and its derivatives.
*
- * __gettod.c,v 1.2 1995/05/09 20:24:31 joel Exp
+ * $Id$
*/
#include <rtems.h>
diff --git a/c/src/lib/libc/newlibc.c b/c/src/lib/libc/newlibc.c
index c3e886266d..4493b473da 100644
--- a/c/src/lib/libc/newlibc.c
+++ b/c/src/lib/libc/newlibc.c
@@ -35,7 +35,7 @@
*
* NOTE:
*
- * newlibc.c,v 1.2 1995/05/09 20:24:37 joel Exp
+ * $Id$
*
*/
diff --git a/c/src/lib/libcpu/powerpc/README b/c/src/lib/libcpu/powerpc/README
new file mode 100644
index 0000000000..861c3e2df6
--- /dev/null
+++ b/c/src/lib/libcpu/powerpc/README
@@ -0,0 +1,9 @@
+This hierachy contains support routines for the various
+PowerPC processors.
+
+Since these routines can differ amongst different members
+of the PowerPC family, an entry per CPU type is provided.
+
+Currently only the PPC403 is supported.
+
+Andrew Bray 18/8/1995
diff --git a/c/src/lib/libcpu/powerpc/ppc403/README b/c/src/lib/libcpu/powerpc/ppc403/README
new file mode 100644
index 0000000000..f99e0533f7
--- /dev/null
+++ b/c/src/lib/libcpu/powerpc/ppc403/README
@@ -0,0 +1,18 @@
+Various non BSP dependant support routines.
+
+clock - Uses the 403 PIT (Programmable interval timer) to
+ generate RTEMS clock ticks.
+
+console - Uses the 403 Internal serial port to do RTEMS
+ console I/O. Not ALL memebers of the 403 family
+ have this.
+
+include - Currently empty
+
+timer - Uses the 403 timebase register for timing
+ tests. Other PowerPCs have slightly different
+ timebase register definitions.
+
+vectors - PowerPC 403 specific vector entry points.
+ Includes CPU dependant, application independant
+ handlres: alignment.
diff --git a/c/src/lib/libcpu/powerpc/ppc403/clock/clock.c b/c/src/lib/libcpu/powerpc/ppc403/clock/clock.c
new file mode 100644
index 0000000000..fc17de4cc8
--- /dev/null
+++ b/c/src/lib/libcpu/powerpc/ppc403/clock/clock.c
@@ -0,0 +1,215 @@
+/* clock.c
+ *
+ * This routine initializes the interval timer on the
+ * PowerPC 403 CPU. The tick frequency is specified by the bsp.
+ *
+ * Author: Andrew Bray <andy@i-cubed.demon.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, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ * All rights assigned to U.S. Government, 1994.
+ *
+ * This material may be reproduced by or for the U.S. Government pursuant
+ * to the copyright license under the clause at DFARS 252.227-7013. This
+ * notice must appear in all copies of this file and its derivatives.
+ *
+ * clock.c,v 1.2 1995/05/31 16:59:06 joel Exp
+ */
+
+#include <bsp.h>
+#include <clockdrv.h>
+
+#include <stdlib.h> /* for atexit() */
+
+extern rtems_cpu_table Cpu_table; /* owned by BSP */
+
+volatile rtems_unsigned32 Clock_driver_ticks;
+static rtems_unsigned32 pit_value, tick_time;
+static rtems_boolean auto_restart;
+
+rtems_device_driver Clock_initialize(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void *pargp,
+ rtems_id tid,
+ rtems_unsigned32 *rval
+)
+{
+ Install_clock(Clock_isr);
+}
+
+
+void
+ReInstall_clock(rtems_isr_entry new_clock_isr)
+{
+ rtems_isr_entry previous_isr;
+ rtems_unsigned32 isrlevel = 0;
+
+ rtems_interrupt_disable(isrlevel);
+
+ rtems_interrupt_catch(new_clock_isr, PPC_IRQ_PIT,
+ &previous_isr);
+
+ rtems_interrupt_enable(isrlevel);
+}
+
+static INLINE rtems_unsigned32 get_itimer(void)
+{
+ register rtems_unsigned32 rc;
+
+ asm volatile ("mftblo %0" : "=r" ((rc)));
+
+ return rc;
+}
+
+void Install_clock(rtems_isr_entry clock_isr)
+{
+ rtems_isr_entry previous_isr;
+ rtems_unsigned32 pvr, iocr;
+
+ Clock_driver_ticks = 0;
+
+ asm volatile ("mfiocr %0" : "=r" (iocr));
+ iocr &= ~4;
+ iocr |= 4; /* Select external timer clock */
+ asm volatile ("mtiocr %0" : "=r" (iocr) : "0" (iocr));
+
+ asm volatile ("mfpvr %0" : "=r" ((pvr)));
+
+ if (((pvr & 0xffff0000) >> 16) != 0x0020)
+ return; /* Not a ppc403 */
+
+ if ((pvr & 0xff00) == 0x0000) /* 403GA */
+ auto_restart = (pvr & 0x00f0) > 0x0000 ? 1 : 0;
+ else if ((pvr & 0xff00) == 0x0100) /* 403GB */
+ auto_restart = 1;
+
+ pit_value = BSP_Configuration.microseconds_per_tick *
+ Cpu_table.clicks_per_usec;
+
+ if (BSP_Configuration.ticks_per_timeslice)
+ {
+ register rtems_unsigned32 tcr;
+ /*
+ * initialize the interval here
+ * First tick is set to right amount of time in the future
+ * Future ticks will be incremented over last value set
+ * in order to provide consistent clicks in the face of
+ * interrupt overhead
+ */
+
+ rtems_interrupt_catch(clock_isr, PPC_IRQ_PIT,
+ &previous_isr);
+
+ asm volatile ("mtpit %0" : : "r" (pit_value));
+
+ asm volatile ("mftcr %0" : "=r" ((tcr)));
+
+ tcr &= ~ 0x04400000;
+
+ tcr |= (auto_restart ? 0x04400000 : 0x04000000);
+
+ tick_time = get_itimer() + pit_value;
+
+ asm volatile ("mttcr %0" : "=r" ((tcr)) : "0" ((tcr)));
+ }
+ atexit(Clock_exit);
+}
+
+
+rtems_isr
+Clock_isr(rtems_vector_number vector)
+{
+ if (!auto_restart)
+ {
+ rtems_unsigned32 clicks_til_next_interrupt;
+ rtems_unsigned32 itimer_value;
+
+ /*
+ * setup for next interrupt; making sure the new value is reasonably
+ * in the future.... in case we lost out on an interrupt somehow
+ */
+
+ itimer_value = get_itimer();
+ tick_time += pit_value;
+
+ /*
+ * how far away is next interrupt *really*
+ * It may be a long time; this subtraction works even if
+ * Clock_clicks_interrupt < Clock_clicks_low_order via
+ * the miracle of unsigned math.
+ */
+ clicks_til_next_interrupt = tick_time - itimer_value;
+
+ /*
+ * If it is too soon then bump it up.
+ * This should only happen if CPU_HPPA_CLICKS_PER_TICK is too small.
+ * But setting it low is useful for debug, so...
+ */
+
+ if (clicks_til_next_interrupt < 400)
+ {
+ tick_time = itimer_value + 1000;
+ clicks_til_next_interrupt = 1000;
+ /* XXX: count these! this should be rare */
+ }
+
+ /*
+ * If it is too late, that means we missed the interrupt somehow.
+ * Rather than wait 35-50s for a wrap, we just fudge it here.
+ */
+
+ if (clicks_til_next_interrupt > pit_value)
+ {
+ tick_time = itimer_value + 1000;
+ clicks_til_next_interrupt = 1000;
+ /* XXX: count these! this should never happen :-) */
+ }
+
+ asm volatile ("mtpit %0" :: "r" (clicks_til_next_interrupt));
+ }
+
+ asm volatile ( "mttsr %0" :: "r" (0x08000000));
+
+ Clock_driver_ticks++;
+
+ rtems_clock_tick();
+}
+
+/*
+ * Called via atexit()
+ * Remove the clock interrupt handler by setting handler to NULL
+ */
+
+void
+Clock_exit(void)
+{
+ if ( BSP_Configuration.ticks_per_timeslice )
+ {
+ register rtems_unsigned32 tcr;
+
+ asm volatile ("mftcr %0" : "=r" ((tcr)));
+
+ tcr &= ~ 0x04400000;
+
+ asm volatile ("mttcr %0" : "=r" ((tcr)) : "0" ((tcr)));
+
+ (void) set_vector(0, PPC_IRQ_PIT, 1);
+ }
+}
+
diff --git a/c/src/lib/libcpu/powerpc/ppc403/console/console.c b/c/src/lib/libcpu/powerpc/ppc403/console/console.c
new file mode 100644
index 0000000000..6a451bb7ec
--- /dev/null
+++ b/c/src/lib/libcpu/powerpc/ppc403/console/console.c
@@ -0,0 +1,327 @@
+/*
+ * This file contains the PowerPC 403GA console IO package.
+ *
+ * Author: Andrew Bray <andy@i-cubed.demon.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/libbsp/no_cpu/no_bsp/console/console.c:
+ *
+ * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ * All rights assigned to U.S. Government, 1994.
+ *
+ * This material may be reproduced by or for the U.S. Government pursuant
+ * to the copyright license under the clause at DFARS 252.227-7013. This
+ * notice must appear in all copies of this file and its derivatives.
+ *
+ * console.c,v 1.2 1995/05/31 16:56:07 joel Exp
+ */
+
+#define NO_BSP_INIT
+
+#include <rtems.h>
+#include "console.h"
+#include "bsp.h"
+
+extern rtems_cpu_table Cpu_table; /* owned by BSP */
+
+struct async {
+/*-----------------------------------------------------------------------------+
+| Line Status Register.
++-----------------------------------------------------------------------------*/
+ unsigned char SPLS;
+ unsigned char SPLSset;
+#define LSRDataReady 0x80
+#define LSRFramingError 0x40
+#define LSROverrunError 0x20
+#define LSRParityError 0x10
+#define LSRBreakInterrupt 0x08
+#define LSRTxHoldEmpty 0x04
+#define LSRTxShiftEmpty 0x02
+
+/*-----------------------------------------------------------------------------+
+| Handshake Status Register.
++-----------------------------------------------------------------------------*/
+ unsigned char SPHS;
+ unsigned char SPHSset;
+#define HSRDsr 0x80
+#define HSRCts 0x40
+
+/*-----------------------------------------------------------------------------+
+| Baud rate divisor registers
++-----------------------------------------------------------------------------*/
+ unsigned char BRDH;
+ unsigned char BRDL;
+
+/*-----------------------------------------------------------------------------+
+| Control Register.
++-----------------------------------------------------------------------------*/
+ unsigned char SPCTL;
+#define CRNormal 0x00
+#define CRLoopback 0x40
+#define CRAutoEcho 0x80
+#define CRDtr 0x20
+#define CRRts 0x10
+#define CRWordLength7 0x00
+#define CRWordLength8 0x08
+#define CRParityDisable 0x00
+#define CRParityEnable 0x04
+#define CREvenParity 0x00
+#define CROddParity 0x02
+#define CRStopBitsOne 0x00
+#define CRStopBitsTwo 0x01
+#define CRDisableDtrRts 0x00
+
+/*-----------------------------------------------------------------------------+
+| Receiver Command Register.
++-----------------------------------------------------------------------------*/
+ unsigned char SPRC;
+#define RCRDisable 0x00
+#define RCREnable 0x80
+#define RCRIntDisable 0x00
+#define RCRIntEnabled 0x20
+#define RCRDMACh2 0x40
+#define RCRDMACh3 0x60
+#define RCRErrorInt 0x10
+#define RCRPauseEnable 0x08
+
+/*-----------------------------------------------------------------------------+
+| Transmitter Command Register.
++-----------------------------------------------------------------------------*/
+ unsigned char SPTC;
+#define TCRDisable 0x00
+#define TCREnable 0x80
+#define TCRIntDisable 0x00
+#define TCRIntEnabled 0x20
+#define TCRDMACh2 0x40
+#define TCRDMACh3 0x60
+#define TCRTxEmpty 0x10
+#define TCRErrorInt 0x08
+#define TCRStopPause 0x04
+#define TCRBreakGen 0x02
+
+/*-----------------------------------------------------------------------------+
+| Miscellanies defines.
++-----------------------------------------------------------------------------*/
+ unsigned char SPTB;
+#define SPRB SPTB
+};
+
+#define XOFFchar 0x13
+#define XONchar 0x11
+
+typedef volatile struct async *pasync;
+static const pasync port = (pasync)0x40000000;
+
+/* console_initialize
+ *
+ * This routine initializes the console IO driver.
+ *
+ * Input parameters: NONE
+ *
+ * Output parameters: NONE
+ *
+ * Return values:
+ */
+
+rtems_device_driver console_initialize(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void *arg,
+ rtems_id self,
+ rtems_unsigned32 *status
+)
+{
+ register unsigned tmp;
+
+ /* Initialise the serial port */
+ asm volatile ("mfiocr %0" : "=r" (tmp));
+ tmp &= ~3;
+ tmp |= (Cpu_table.serial_external_clock ? 2 : 0) |
+ (Cpu_table.serial_cts_rts ? 1 : 0);
+ asm volatile ("mtiocr %0" : "=r" (tmp) : "0" (tmp));
+ port->SPLS = (LSRDataReady | LSRFramingError | LSROverrunError |
+ LSRParityError | LSRBreakInterrupt);
+ tmp = Cpu_table.serial_per_sec / Cpu_table.serial_rate;
+ tmp = ((tmp + 8) >> 4) - 1;
+ port->BRDL = tmp & 0x255;
+ port->BRDH = tmp >> 8;
+ port->SPCTL = (CRNormal | CRDtr | CRRts | CRWordLength8 | CRParityDisable |
+ CRStopBitsOne);
+ port->SPRC = (RCREnable | RCRIntDisable | RCRPauseEnable);
+ port->SPTC = (TCREnable | TCRIntDisable);
+ port->SPHS = (HSRDsr | HSRCts);
+
+ *status = RTEMS_SUCCESSFUL;
+}
+
+
+/* is_character_ready
+ *
+ * This routine returns TRUE if a character is available.
+ *
+ * Input parameters: NONE
+ *
+ * Output parameters: NONE
+ *
+ * Return values:
+ */
+
+rtems_boolean is_character_ready(
+ char *ch
+)
+{
+ unsigned char status;
+
+ if ((status = port->SPLS) & LSRDataReady)
+ {
+ *ch = port->SPRB;
+ return(TRUE);
+ }
+
+ /* Clean any dodgy status */
+ if ((status & (LSRFramingError | LSROverrunError | LSRParityError |
+ LSRBreakInterrupt)) != 0)
+ {
+ port->SPLS = (LSRFramingError | LSROverrunError | LSRParityError |
+ LSRBreakInterrupt);
+ }
+
+ return FALSE;
+}
+
+/* inbyte
+ *
+ * This routine reads a character from the SOURCE.
+ *
+ * Input parameters: NONE
+ *
+ * Output parameters: NONE
+ *
+ * Return values:
+ * character read from SOURCE
+ */
+
+char inbyte( void )
+{
+ unsigned char status;
+
+ while (1)
+ {
+ if ((status = port->SPLS) & LSRDataReady)
+ break;
+
+ /* Clean any dodgy status */
+ if ((status & (LSRFramingError | LSROverrunError | LSRParityError |
+ LSRBreakInterrupt)) != 0)
+ {
+ port->SPLS = (LSRFramingError | LSROverrunError | LSRParityError |
+ LSRBreakInterrupt);
+ }
+ }
+
+ return port->SPRB;
+}
+
+/* outbyte
+ *
+ * This routine transmits a character out the SOURCE. It may support
+ * XON/XOFF flow control.
+ *
+ * Input parameters:
+ * ch - character to be transmitted
+ *
+ * Output parameters: NONE
+ */
+
+void outbyte(
+ char ch
+)
+{
+ unsigned char status;
+
+ while (port->SPHS)
+ port->SPHS = (HSRDsr | HSRCts);
+
+ while (1)
+ {
+ status = port->SPLS;
+
+ if (port->SPHS)
+ port->SPHS = (HSRDsr | HSRCts);
+ else if (status & LSRTxHoldEmpty)
+ break;
+ }
+
+ if (Cpu_table.serial_xon_xoff)
+ while (is_character_ready(&status))
+ {
+ if (status == XOFFchar)
+ do
+ {
+ while (!is_character_ready(&status));
+ }
+ while (status != XONchar);
+ }
+
+ port->SPTB = ch;
+}
+
+/*
+ * __read -- read bytes from the serial port. Ignore fd, since
+ * we only have stdin.
+ */
+
+int __read(
+ int fd,
+ char *buf,
+ int nbytes
+)
+{
+ int i = 0;
+
+ for (i = 0; i < nbytes; i++) {
+ *(buf + i) = inbyte();
+ if ((*(buf + i) == '\n') || (*(buf + i) == '\r')) {
+ (*(buf + i++)) = '\n';
+ (*(buf + i)) = 0;
+ break;
+ }
+ }
+ return (i);
+}
+
+/*
+ * __write -- write bytes to the serial port. Ignore fd, since
+ * stdout and stderr are the same. Since we have no filesystem,
+ * open will only return an error.
+ */
+
+int __write(
+ int fd,
+ char *buf,
+ int nbytes
+)
+{
+ int i;
+
+ for (i = 0; i < nbytes; i++) {
+ if (*(buf + i) == '\n') {
+ outbyte ('\r');
+ }
+ outbyte (*(buf + i));
+ }
+ return (nbytes);
+}
diff --git a/c/src/lib/libcpu/powerpc/ppc403/timer/timer.c b/c/src/lib/libcpu/powerpc/ppc403/timer/timer.c
new file mode 100644
index 0000000000..f351a9109d
--- /dev/null
+++ b/c/src/lib/libcpu/powerpc/ppc403/timer/timer.c
@@ -0,0 +1,98 @@
+/* timer.c
+ *
+ * This file manages the interval timer on the PowerPC 403*.
+ * We shall use the bottom 32 bits of the timebase register,
+ *
+ * NOTE: It is important that the timer start/stop overhead be
+ * determined when porting or modifying this code.
+ *
+ * Author: Andrew Bray <andy@i-cubed.demon.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/timer/timer.c:
+ *
+ * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ * All rights assigned to U.S. Government, 1994.
+ *
+ * This material may be reproduced by or for the U.S. Government pursuant
+ * to the copyright license under the clause at DFARS 252.227-7013. This
+ * notice must appear in all copies of this file and its derivatives.
+ *
+ * timer.c,v 1.2 1995/05/31 16:59:23 joel Exp
+ */
+
+#include <bsp.h>
+#include <rtems.h>
+
+extern rtems_cpu_table Cpu_table; /* owned by BSP */
+
+static volatile rtems_unsigned32 Timer_starting;
+static rtems_boolean Timer_driver_Find_average_overhead;
+
+/*
+ * This is so small that this code will be reproduced where needed.
+ */
+static INLINE rtems_unsigned32 get_itimer(void)
+{
+ rtems_unsigned32 ret;
+
+ asm volatile ("mftblo %0" : "=r" ((ret)));
+
+ return ret;
+}
+
+void Timer_initialize()
+{
+ rtems_unsigned32 iocr;
+
+ asm volatile ("mfiocr %0" : "=r" (iocr));
+ iocr &= ~4;
+ iocr |= 4; /* Select external timer clock */
+ asm volatile ("mtiocr %0" : "=r" (iocr) : "0" (iocr));
+
+ Timer_starting = get_itimer();
+}
+
+int Read_timer()
+{
+ rtems_unsigned32 clicks;
+ rtems_unsigned32 total;
+
+ clicks = get_itimer();
+
+ total = clicks - Timer_starting;
+
+ if ( Timer_driver_Find_average_overhead == 1 )
+ return total; /* in XXX microsecond units */
+
+ else {
+ if ( total < Cpu_table.timer_least_valid )
+ return 0; /* below timer resolution */
+ return (total - Cpu_table.timer_average_overhead);
+ }
+}
+
+rtems_status_code Empty_function( void )
+{
+ return RTEMS_SUCCESSFUL;
+}
+
+void Set_find_average_overhead(
+ rtems_boolean find_flag
+)
+{
+ Timer_driver_Find_average_overhead = find_flag;
+}
diff --git a/c/src/lib/libcpu/powerpc/ppc403/vectors/README b/c/src/lib/libcpu/powerpc/ppc403/vectors/README
new file mode 100644
index 0000000000..02ab163dfd
--- /dev/null
+++ b/c/src/lib/libcpu/powerpc/ppc403/vectors/README
@@ -0,0 +1,21 @@
+The location of the vectors file object is critical.
+
+From the comments at the head of vectors.s:
+
+ The issue with this file is getting it loaded at the right place.
+ The first vector MUST be at address 0x????0100.
+ How this is achieved is dependant on the tool chain.
+
+ However the basic mechanism for ELF assemblers is to create a
+ section called ".vectors", which will be loaded to an address
+ between 0x????0000 and 0x????0100 (inclusive) via a link script.
+
+ The basic mechanism for XCOFF assemblers is to place it in the
+ normal text section, and arrange for this file to be located
+ at an appropriate position on the linker command line.
+
+ The variable 'PPC_VECTOR_FILE_BASE' must be defined to be the
+ offset from 0x????0000 to the first location in the file. This
+ will usually be 0x0000 or 0x0100.
+
+Andrew Bray 18/8/1995
diff --git a/c/src/lib/libcpu/powerpc/ppc403/vectors/vectors.s b/c/src/lib/libcpu/powerpc/ppc403/vectors/vectors.s
new file mode 100644
index 0000000000..ea08a5156d
--- /dev/null
+++ b/c/src/lib/libcpu/powerpc/ppc403/vectors/vectors.s
@@ -0,0 +1,332 @@
+/* vectors.s 1.0 - 95/08/08
+ *
+ * This file contains the assembly code for the PowerPC 403
+ * interrupt veneers for RTEMS.
+ *
+ * Author: Andrew Bray <andy@i-cubed.demon.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.
+ *
+ */
+
+/*
+ * The issue with this file is getting it loaded at the right place.
+ * The first vector MUST be at address 0x????0100.
+ * How this is achieved is dependant on the tool chain.
+ *
+ * However the basic mechanism for ELF assemblers is to create a
+ * section called ".vectors", which will be loaded to an address
+ * between 0x????0000 and 0x????0100 (inclusive) via a link script.
+ *
+ * The basic mechanism for XCOFF assemblers is to place it in the
+ * normal text section, and arrange for this file to be located
+ * at an appropriate position on the linker command line.
+ *
+ * The variable 'PPC_VECTOR_FILE_BASE' must be defined to be the
+ * offset from 0x????0000 to the first location in the file. This
+ * will usually be 0x0000 or 0x0100.
+ */
+
+#include "asm.h"
+
+#ifndef PPC_VECTOR_FILE_BASE
+#error "PPC_VECTOR_FILE_BASE is not defined."
+#endif
+
+ /* Where this file will be loaded */
+ .set file_base, PPC_VECTOR_FILE_BASE
+
+ /* Offset to store reg 0 */
+
+ .set IP_LINK, 0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+ .set IP_0, (IP_LINK + 56)
+#else
+ .set IP_0, (IP_LINK + 8)
+#endif
+ .set IP_2, (IP_0 + 4)
+
+ .set IP_3, (IP_2 + 4)
+ .set IP_4, (IP_3 + 4)
+ .set IP_5, (IP_4 + 4)
+ .set IP_6, (IP_5 + 4)
+
+ .set IP_7, (IP_6 + 4)
+ .set IP_8, (IP_7 + 4)
+ .set IP_9, (IP_8 + 4)
+ .set IP_10, (IP_9 + 4)
+
+ .set IP_11, (IP_10 + 4)
+ .set IP_12, (IP_11 + 4)
+ .set IP_13, (IP_12 + 4)
+ .set IP_28, (IP_13 + 4)
+
+ .set IP_29, (IP_28 + 4)
+ .set IP_30, (IP_29 + 4)
+ .set IP_31, (IP_30 + 4)
+ .set IP_CR, (IP_31 + 4)
+
+ .set IP_CTR, (IP_CR + 4)
+ .set IP_XER, (IP_CTR + 4)
+ .set IP_LR, (IP_XER + 4)
+ .set IP_PC, (IP_LR + 4)
+
+ .set IP_MSR, (IP_PC + 4)
+
+ .set IP_END, (IP_MSR + 16)
+
+ /* Vector offsets */
+ .set begin_vector,0x0000
+ .set crit_vector,0x0100
+ .set mach_vector,0x0200
+ .set prot_vector,0x0300
+ .set ext_vector,0x0500
+ .set align_vector,0x0600
+ .set prog_vector,0x0700
+ .set sys_vector,0x0C00
+ .set pit_vector,0x1000
+ .set fit_vector,0x1010
+ .set wadt_vector,0x1020
+ .set debug_vector,0x2000
+
+/* Go to the right section */
+#if PPC_ASM == PPC_ASM_ELF
+ .section .vectors,"awx",@progbits
+#elif PPC_ASM == PPC_ASM_XCOFF
+ .csect .text[PR]
+#endif
+
+ PUBLIC_VAR (__vectors)
+SYM (__vectors):
+
+/* Critical error handling */
+ .org crit_vector - file_base
+ mtsprg1 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg1 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_CRIT
+ b PROC (_ISR_HandlerC)
+
+/* Machine check exception */
+ .org mach_vector - file_base
+ mtsprg1 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg1 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_MCHECK
+ b PROC (_ISR_HandlerC)
+
+/* Protection exception */
+ .org prot_vector - file_base
+ mtsprg0 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg0 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_PROTECT
+ b PROC (_ISR_Handler)
+
+/* External interrupt */
+ .org ext_vector - file_base
+ mtsprg0 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg0 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_EXTERNAL
+ b PROC (_ISR_Handler)
+
+/* Align exception */
+ .org align_vector - file_base
+ .extern align_h
+ b align_h
+
+/* Program exception */
+ .org prog_vector - file_base
+ mtsprg0 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg0 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_PROGRAM
+ b PROC (_ISR_Handler)
+
+/* System call */
+ .org sys_vector - file_base
+ mtsprg0 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg0 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_SCALL
+ b PROC (_ISR_Handler)
+
+/* PIT interrupt */
+ .org pit_vector - file_base
+ b pit
+
+/* FIT interrupt */
+ .org fit_vector - file_base
+ b fit
+
+/* Watchdog interrupt */
+ .org wadt_vector - file_base
+ b watch
+
+/* PIT interrupt */
+pit:
+ mtsprg0 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg0 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_PIT
+ b PROC (_ISR_Handler)
+
+/* FIT interrupt */
+fit:
+ mtsprg0 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg0 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_FIT
+ b PROC (_ISR_Handler)
+
+/* Watchdog interrupt */
+watch:
+ mtsprg1 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg1 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_WATCHDOG
+ b PROC (_ISR_HandlerC)
+
+/* Debug exception */
+debug:
+ mtsprg1 r0
+ mfsprg2 r0
+ mtmsr r0
+#if (PPC_ABI == PPC_ABI_POWEROPEN || PPC_ABI == PPC_ABI_GCC27)
+#if (PPC_HAS_FPU)
+ stwu r1, -(20*4 + 18*8 + IP_END)(r1)
+#else
+ stwu r1, -(20*4 + IP_END)(r1)
+#endif
+#else
+ stwu r1, -(IP_END)(r1)
+#endif
+ mfsprg1 r0
+ stw r0, IP_0(r1)
+
+ li r0, PPC_IRQ_DEBUG
+ b PROC (_ISR_HandlerC)
+
+/* Debug exception */
+ .org debug_vector - file_base
+ b debug
diff --git a/c/src/lib/libmisc/stackchk/check.c b/c/src/lib/libmisc/stackchk/check.c
index d843c07b2d..f5e64efd33 100644
--- a/c/src/lib/libmisc/stackchk/check.c
+++ b/c/src/lib/libmisc/stackchk/check.c
@@ -250,7 +250,7 @@ void Stack_check_report_blown_task(void)
"BLOWN STACK!!! Offending task(%p): id=0x%08x; name=0x%08x",
running,
running->Object.id,
- *running->Object.name
+ *(unsigned32 *)running->Object.name
);
fflush(stderr);
@@ -387,7 +387,7 @@ void Stack_check_Dump_threads_usage(
printf( "0x%08x 0x%08x 0x%08x 0x%08x %8d %8d\n",
the_thread ? the_thread->Object.id : ~0,
- the_thread ? *the_thread->Object.name :
+ the_thread ? *(unsigned32 *)the_thread->Object.name :
rtems_build_name('I', 'N', 'T', 'R'),
(unsigned32) stack->area,
(unsigned32) stack->area + (unsigned32) stack->size - 1,
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-28 17:40:21 +0000