[rtems commit] bsps/powerpc: Remove support for mpc505
Sebastian Huber
sebh at rtems.org
Mon Feb 5 11:13:13 UTC 2018
Module: rtems
Branch: master
Commit: 0f4a7391bb96dd8170c7f37d67cd0bf19d68e2ac
Changeset: http://git.rtems.org/rtems/commit/?id=0f4a7391bb96dd8170c7f37d67cd0bf19d68e2ac
Author: Sebastian Huber <sebastian.huber at embedded-brains.de>
Date: Mon Feb 5 11:45:17 2018 +0100
bsps/powerpc: Remove support for mpc505
Close #3270.
---
c/src/lib/libcpu/powerpc/Makefile.am | 20 ------
c/src/lib/libcpu/powerpc/configure.ac | 1 -
c/src/lib/libcpu/powerpc/mpc505/ictrl/ictrl.c | 68 --------------------
c/src/lib/libcpu/powerpc/mpc505/timer/timer.c | 56 -----------------
c/src/lib/libcpu/powerpc/mpc505/vectors/vectors.S | 75 -----------------------
5 files changed, 220 deletions(-)
diff --git a/c/src/lib/libcpu/powerpc/Makefile.am b/c/src/lib/libcpu/powerpc/Makefile.am
index 6cf7713..b0bb073 100644
--- a/c/src/lib/libcpu/powerpc/Makefile.am
+++ b/c/src/lib/libcpu/powerpc/Makefile.am
@@ -144,26 +144,6 @@ mpc5xx_vectors_rel_CPPFLAGS = $(AM_CPPFLAGS)
mpc5xx_vectors_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
endif
-if mpc505
-# mpc505/ictrl
-noinst_PROGRAMS += mpc505/ictrl.rel
-mpc505_ictrl_rel_SOURCES = mpc505/ictrl/ictrl.c
-mpc505_ictrl_rel_CPPFLAGS = $(AM_CPPFLAGS)
-mpc505_ictrl_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
-
-# mpc505/timer
-noinst_PROGRAMS += mpc505/timer.rel
-mpc505_timer_rel_SOURCES = mpc505/timer/timer.c
-mpc505_timer_rel_CPPFLAGS = $(AM_CPPFLAGS)
-mpc505_timer_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
-
-# mpc505/vector
-noinst_PROGRAMS += mpc505/vectors.rel
-mpc505_vectors_rel_SOURCES = mpc505/vectors/vectors.S
-mpc505_vectors_rel_CPPFLAGS = $(AM_CPPFLAGS)
-mpc505_vectors_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
-endif
-
if mpc6xx
# mpc6xx/mmu
diff --git a/c/src/lib/libcpu/powerpc/configure.ac b/c/src/lib/libcpu/powerpc/configure.ac
index ba65437..3d85e2b 100644
--- a/c/src/lib/libcpu/powerpc/configure.ac
+++ b/c/src/lib/libcpu/powerpc/configure.ac
@@ -40,7 +40,6 @@ AM_CONDITIONAL(shared, \
|| test "$RTEMS_CPU_MODEL" = "e500")
# test on CPU type
-AM_CONDITIONAL(mpc505, test "$RTEMS_CPU_MODEL" = "mpc505")
AM_CONDITIONAL(mpc55xx, test "$RTEMS_CPU_MODEL" = "mpc55xx")
AM_CONDITIONAL(mpc5xx, test "$RTEMS_CPU_MODEL" = "mpc555" )
AM_CONDITIONAL(mpc6xx, test "$RTEMS_CPU_MODEL" = "mpc6xx" \
diff --git a/c/src/lib/libcpu/powerpc/mpc505/ictrl/ictrl.c b/c/src/lib/libcpu/powerpc/mpc505/ictrl/ictrl.c
deleted file mode 100644
index 51db6a6..0000000
--- a/c/src/lib/libcpu/powerpc/mpc505/ictrl/ictrl.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * mpc505/509 external interrupt controller management.
- */
-
-#include "ictrl.h"
-
-#include <rtems.h>
-#include <rtems/score/powerpc.h>
-
-/*
- * Internal routines.
- */
-
-static unsigned long volatile *const IRQAND =
- (unsigned long volatile *const)0x8007EFA4;
-
-static void nullHandler()
-{
-}
-
-/* Interrupt dispatch table. */
-static ExtIsrHandler extIrqHandlers[NUM_IRQS] =
-{
- nullHandler,
- nullHandler,
- nullHandler,
- nullHandler,
- nullHandler,
- nullHandler,
- nullHandler
-};
-
-
-/* RTEMS external interrupt handler. Calls installed external interrupt
- handlers for every pending external interrupt in turn. */
-static rtems_isr extIsr_( rtems_vector_number i )
-{
-#define BIT_NUMBER(val, bit) \
- __asm__ volatile ( "cntlzw %0, %1; srawi %0, %0, 1": "=r" (bit) : "r" (val) );
-
- int bit;
- (void)i;
-
- BIT_NUMBER(*IRQAND & IMASK_ALL, bit);
- while ( bit < NUM_IRQS ) {
- extIrqHandlers[bit]();
- BIT_NUMBER(*IRQAND & IMASK_ALL, bit);
- }
-}
-
-/*
- * Public routines
- */
-
-void extIrqSetHandler(ExtInt interrupt,ExtIsrHandler handler)
-{
- extIrqHandlers[interrupt] = handler;
-}
-
-void extIsrInit( void )
-{
- int i = 0;
-
- extIrqDisable(IMASK_ALL);
- for( i = 0; i < NUM_IRQS; i++)
- extIrqHandlers[i] = nullHandler;
- set_vector(extIsr_,PPC_IRQ_EXTERNAL,1);
-}
diff --git a/c/src/lib/libcpu/powerpc/mpc505/timer/timer.c b/c/src/lib/libcpu/powerpc/mpc505/timer/timer.c
deleted file mode 100644
index 17bc2af..0000000
--- a/c/src/lib/libcpu/powerpc/mpc505/timer/timer.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/**
- * @file
- *
- * This file manages the benchmark timer used by the RTEMS Timing Test
- * Suite. Each measured time period is demarcated by calls to
- * benchmark_timer_initialize() and benchmark_timer_read().
- * benchmark_timer_read() usually returns the number of microseconds
- * since benchmark_timer_initialize() exitted.
- *
- * NOTE: It is important that the timer start/stop overhead be
- * determined when porting or modifying this code.
- */
-
-/*
- * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
- * On-Line Applications Research Corporation (OAR).
- */
-
-#include <rtems.h>
-#include <rtems/btimer.h>
-
-bool benchmark_timer_find_average_overhead;
-
-static unsigned int volatile lastInitValue;
-
-void benchmark_timer_initialize( void )
-{
- __asm__ volatile( " mftb %0": "=r" (lastInitValue) );
-}
-
-/*
- * The following controls the behavior of benchmark_timer_read().
- *
- * AVG_OVEREHAD is the overhead for starting and stopping the timer. It
- * is usually deducted from the number returned.
- *
- * LEAST_VALID is the lowest number this routine should trust. Numbers
- * below this are "noise" and zero is returned.
- */
-
-#define AVG_OVERHEAD 0 /* It typically takes X.X microseconds */
- /* (Y countdowns) to start/stop the timer. */
- /* This value is in microseconds. */
-#define LEAST_VALID 1 /* Don't trust a clicks value lower than this */
-
-benchmark_timer_t benchmark_timer_read( void )
-{
- uint32_t value;
- __asm__ volatile ( " mftb %0": "=r" (value) );
- return value - lastInitValue;
-}
-
-void benchmark_timer_disable_subtracting_average_overhead(bool find_flag)
-{
- benchmark_timer_find_average_overhead = find_flag;
-}
diff --git a/c/src/lib/libcpu/powerpc/mpc505/vectors/vectors.S b/c/src/lib/libcpu/powerpc/mpc505/vectors/vectors.S
deleted file mode 100644
index e10f3e7..0000000
--- a/c/src/lib/libcpu/powerpc/mpc505/vectors/vectors.S
+++ /dev/null
@@ -1,75 +0,0 @@
-/* vectors.s 1.1 - 95/12/04
- *
- * This file contains the assembly code for the PowerPC 505
- * interrupt veneers for RTEMS.
- *
- * Author: Sergei Organov <osv at javad.ru>
- *
- * COPYRIGHT (c) 1998 by JPS.
- *
- * 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.
- *
- */
-
-#include <rtems/asm.h>
-#include <rtems/score/powerpc.h>
-#include <rtems/score/ppc_offs.h>
-
- /* Vector offsets */
- .set reset, 0x0100 # PPC_IRQ_SYSTEM_RESET
- .set machine_check, 0x0200 # PPC_IRQ_MCHECK
- .set dsi, 0x0300 # PPC_IRQ_PROTECT
- .set isi, 0x0400 # PPC_IRQ_ISI
- .set external_interrupt, 0x0500 # PPC_IRQ_EXTERNAL
- .set alignment, 0x0600 # PPC_IRQ_ALIGNMENT
- .set program, 0x0700 # PPC_IRQ_PROGRAM
- .set fp_unavailable, 0x0800 # PPC_IRQ_NOFP
- .set decrementer, 0x0900 # PPC_IRQ_DECREMENTER
- .set system_call, 0x0C00 # PPC_IRQ_SCALL
- .set trace, 0x0D00 # PPC_IRQ_TRACE
- .set fp_assist, 0x0E00 # PPC_IRQ_FP_ASST
- .set software_emulation, 0x1000 # PPC_IRQ_SOFTEMU
- .set data_bp, 0x1C00 # PPC_IRQ_DATA_BP
- .set istruction_bp, 0x1D00 # PPC_IRQ_INST_BP
- .set m_extern_bp, 0x1E00 # PPC_IRQ_MEXT_BP
- .set nm_extern_bp, 0x1F00 # PPC_IRQ_NMEXT_BP
-
-#define ABI_ADD 0
- .extern led_green
-#define ISR_HANDLER(vector, irq) \
- .org vector; \
- stwu r1, -(ABI_ADD + IP_END)(r1); \
- stw r0, IP_0(r1); \
- li r0, irq; \
- b PROC (_ISR_Handler);
-
- /* Go to the right section */
- .section .vect,"ax", at progbits
- .globl __vect
-__vect:
- ISR_HANDLER(reset, PPC_IRQ_SYSTEM_RESET)
- ISR_HANDLER(machine_check, PPC_IRQ_MCHECK)
- ISR_HANDLER(dsi, PPC_IRQ_PROTECT)
- ISR_HANDLER(isi, PPC_IRQ_ISI)
- ISR_HANDLER(external_interrupt, PPC_IRQ_EXTERNAL)
- ISR_HANDLER(alignment, PPC_IRQ_ALIGNMENT)
- ISR_HANDLER(program, PPC_IRQ_PROGRAM)
- ISR_HANDLER(fp_unavailable, PPC_IRQ_NOFP)
- ISR_HANDLER(decrementer, PPC_IRQ_DECREMENTER)
- ISR_HANDLER(system_call, PPC_IRQ_SCALL)
- ISR_HANDLER(trace, PPC_IRQ_TRACE)
- ISR_HANDLER(fp_assist, PPC_IRQ_FP_ASST)
- ISR_HANDLER(software_emulation, PPC_IRQ_SOFTEMU)
- ISR_HANDLER(data_bp, PPC_IRQ_DATA_BP)
- ISR_HANDLER(istruction_bp, PPC_IRQ_INST_BP)
- ISR_HANDLER(m_extern_bp, PPC_IRQ_MEXT_BP)
- ISR_HANDLER(nm_extern_bp, PPC_IRQ_NMEXT_BP)
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