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bsps/powerpc: Remove support for mpc505

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Close #3270.
This commit is contained in:
Sebastian Huber
2018-02-05 11:45:17 +01:00
parent 53b6484d38
commit 0f4a7391bb
5 changed files with 0 additions and 220 deletions
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20
c/src/lib/libcpu/powerpc/Makefile.am
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@@ -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

1
c/src/lib/libcpu/powerpc/configure.ac
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@@ -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" \

68
c/src/lib/libcpu/powerpc/mpc505/ictrl/ictrl.c
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@@ -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);
}

56
c/src/lib/libcpu/powerpc/mpc505/timer/timer.c
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@@ -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;
}

75
c/src/lib/libcpu/powerpc/mpc505/vectors/vectors.S
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@@ -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@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",@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)