diff options
Diffstat (limited to 'zpu/sw/ecos/repository/hal/zylin/zpu/var/current/src')
| -rw-r--r-- | zpu/sw/ecos/repository/hal/zylin/zpu/var/current/src/hal_diag.c | 88 | ||||
| -rw-r--r-- | zpu/sw/ecos/repository/hal/zylin/zpu/var/current/src/zpu_misc.c | 252 |
2 files changed, 340 insertions, 0 deletions
diff --git a/zpu/sw/ecos/repository/hal/zylin/zpu/var/current/src/hal_diag.c b/zpu/sw/ecos/repository/hal/zylin/zpu/var/current/src/hal_diag.c new file mode 100644 index 0000000..0b0f901 --- /dev/null +++ b/zpu/sw/ecos/repository/hal/zylin/zpu/var/current/src/hal_diag.c @@ -0,0 +1,88 @@ +/*=============================================================================
+//
+// hal_diag.c
+//
+// HAL diagnostic output code
+//
+//=============================================================================
+//####ECOSGPLCOPYRIGHTBEGIN####
+// -------------------------------------------
+// This file is part of eCos, the Embedded Configurable Operating System.
+// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
+//
+// eCos is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation; either version 2 or (at your option) any later version.
+//
+// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+// for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with eCos; if not, write to the Free Software Foundation, Inc.,
+// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+//
+// As a special exception, if other files instantiate templates or use macros
+// or inline functions from this file, or you compile this file and link it
+// with other works to produce a work based on this file, this file does not
+// by itself cause the resulting work to be covered by the GNU General Public
+// License. However the source code for this file must still be made available
+// in accordance with section (3) of the GNU General Public License.
+//
+// This exception does not invalidate any other reasons why a work based on
+// this file might be covered by the GNU General Public License.
+//
+// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
+// at http://sources.redhat.com/ecos/ecos-license/
+// -------------------------------------------
+//####ECOSGPLCOPYRIGHTEND####
+//=============================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s): jskov
+// Contributors:jskov, gthomas
+// Date: 2001-07-12
+// Purpose: HAL diagnostic output
+// Description: Implementations of HAL diagnostic output support.
+//
+//####DESCRIPTIONEND####
+//
+//===========================================================================*/
+
+#include <pkgconf/hal.h>
+#include CYGBLD_HAL_PLATFORM_H
+
+#include <cyg/infra/cyg_type.h> // base types
+
+#include <cyg/hal/hal_arch.h> // SAVE/RESTORE GP macros
+#include <cyg/hal/hal_io.h> // IO macros
+#include <cyg/hal/hal_if.h> // interface API
+#include <cyg/hal/hal_intr.h> // HAL_ENABLE/MASK/UNMASK_INTERRUPTS
+#include <cyg/hal/hal_misc.h> // Helper functions
+#include <cyg/hal/drv_api.h> // CYG_ISR_HANDLED
+#include <cyg/hal/hal_diag.h>
+
+#include <cyg/hal/var_io.h> // USART registers
+
+void zpu_if_diag_init(void)
+{
+}
+
+extern void outbyte(int c);
+extern int inbyte();
+
+void
+zpu_if_diag_write_char(char c)
+{
+ outbyte(c);
+}
+
+void
+zpu_if_diag_read_char(char *c)
+{
+ *c=inbyte();
+}
+
+//-----------------------------------------------------------------------------
+// End of hal_diag.c
diff --git a/zpu/sw/ecos/repository/hal/zylin/zpu/var/current/src/zpu_misc.c b/zpu/sw/ecos/repository/hal/zylin/zpu/var/current/src/zpu_misc.c new file mode 100644 index 0000000..019e024 --- /dev/null +++ b/zpu/sw/ecos/repository/hal/zylin/zpu/var/current/src/zpu_misc.c @@ -0,0 +1,252 @@ +/*==========================================================================
+//
+// zpu_misc.c
+//
+// HAL misc board support code for Zylin ZPU
+//
+//==========================================================================
+//####ECOSGPLCOPYRIGHTBEGIN####
+// -------------------------------------------
+// This file is part of eCos, the Embedded Configurable Operating System.
+// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
+// Copyright (C) 2003 Nick Garnett <nickg@calivar.com>
+//
+// eCos is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation; either version 2 or (at your option) any later version.
+//
+// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+// for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with eCos; if not, write to the Free Software Foundation, Inc.,
+// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+//
+// As a special exception, if other files instantiate templates or use macros
+// or inline functions from this file, or you compile this file and link it
+// with other works to produce a work based on this file, this file does not
+// by itself cause the resulting work to be covered by the GNU General Public
+// License. However the source code for this file must still be made available
+// in accordance with section (3) of the GNU General Public License.
+//
+// This exception does not invalidate any other reasons why a work based on
+// this file might be covered by the GNU General Public License.
+//
+// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
+// at http://sources.redhat.com/ecos/ecos-license/
+// -------------------------------------------
+//####ECOSGPLCOPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s): gthomas
+// Contributors: gthomas, jskov, nickg, tkoeller
+// Date: 2001-07-12
+// Purpose: HAL board support
+// Description: Implementations of HAL board interfaces
+//
+//####DESCRIPTIONEND####
+//
+//========================================================================*/
+
+#include <pkgconf/hal.h>
+
+#include <cyg/infra/cyg_type.h> // base types
+#include <cyg/infra/cyg_trac.h> // tracing macros
+#include <cyg/infra/cyg_ass.h> // assertion macros
+
+#include <cyg/hal/hal_io.h> // IO macros
+#include <cyg/hal/hal_arch.h> // Register state info
+#include <cyg/hal/hal_diag.h>
+#ifdef CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
+#include <cyg/hal/drv_api.h> // HAL ISR support
+#endif
+#include <cyg/hal/hal_intr.h> // necessary?
+
+#include <cyg/hal/hal_cache.h>
+#include <cyg/hal/hal_if.h> // calling interface
+#include <cyg/hal/hal_misc.h> // helper functions
+#include <cyg/hal/var_io.h> // platform registers
+
+
+
+
+
+// -------------------------------------------------------------------------
+// Clock support
+
+static cyg_uint32 _period;
+
+
+void hal_clock_initialize(cyg_uint32 period)
+{
+ _period=period;
+ *TIMER_PERIOD=period;
+ *TIMER_INTERRUPT=0x2; // reset counter
+}
+
+void hal_clock_reset(cyg_uint32 vector, cyg_uint32 period)
+{
+ /* the next interrupt will happen without further action */
+}
+
+
+long long _readCycles();
+
+void hal_clock_read(cyg_uint32 *pvalue)
+{
+ *pvalue=_period-1-*TIMER_COUNTER;
+}
+
+// -------------------------------------------------------------------------
+//
+void hal_delay_us(cyg_int32 usecs)
+{
+ long long until=_readCycles();
+ until+=((long long)usecs*(long long)(CYGNUM_HAL_ZYLIN_ZPU_CLOCK_SPEED))/(long long)1000000;
+
+ /* waiting for the moment to pass.... */
+ for (;;)
+ {
+ if (_readCycles()>until)
+ {
+ break;
+ }
+ }
+}
+
+// -------------------------------------------------------------------------
+// Hardware init
+
+void hal_hardware_init(void)
+{
+ int i;
+ for (i=0; i<CYGNUM_HAL_ISR_COUNT; i++)
+ {
+ hal_interrupt_handlers[i]=(CYG_ADDRESS)hal_default_isr;
+ }
+}
+
+// -------------------------------------------------------------------------
+// This routine is called to respond to a hardware interrupt (IRQ). It
+// should interrogate the hardware and return the IRQ vector number.
+
+int hal_IRQ_handler(void)
+{
+ // for now we only have this type of interrupt
+ if ((*TIMER_INTERRUPT&0x1)!=0)
+ {
+ return CYGNUM_HAL_INTERRUPT_TIMER;
+ } else if ((*UART_INTERRUPT&0x1)!=0)
+ {
+ return CYGNUM_HAL_INTERRUPT_UART;
+ }
+#ifdef CYGPKG_IO_ETH_DRIVERS
+ else if (ethermac_interrupt())
+ {
+ return CYGNUM_HAL_INTERRUPT_ETHERMAC;
+ }
+#endif
+ else
+ {
+ return CYGNUM_HAL_INTERRUPT_NONE;
+ }
+}
+
+// -------------------------------------------------------------------------
+// Interrupt control
+//
+
+void hal_interrupt_mask(int vector)
+{
+ CYG_ASSERT(vector <= CYGNUM_HAL_ISR_MAX &&
+ vector >= CYGNUM_HAL_ISR_MIN , "Invalid vector");
+
+ if (vector==CYGNUM_HAL_INTERRUPT_TIMER)
+ {
+ *TIMER_ENABLE=0;
+ } else if (vector==CYGNUM_HAL_INTERRUPT_UART)
+ {
+ *UART_ENABLE=0;
+ }
+#ifdef CYGPKG_IO_ETH_DRIVERS
+ else if (vector==CYGNUM_HAL_INTERRUPT_ETHERMAC)
+ {
+ ethermac_enable(0);
+ }
+#endif
+}
+
+void hal_interrupt_unmask(int vector)
+{
+ CYG_ASSERT(vector <= CYGNUM_HAL_ISR_MAX &&
+ vector >= CYGNUM_HAL_ISR_MIN , "Invalid vector");
+ if (vector==CYGNUM_HAL_INTERRUPT_TIMER)
+ {
+ *TIMER_ENABLE=1;
+ } else if (vector==CYGNUM_HAL_INTERRUPT_UART)
+ {
+ *UART_ENABLE=1;
+ }
+#ifdef CYGPKG_IO_ETH_DRIVERS
+ else if (vector==CYGNUM_HAL_INTERRUPT_ETHERMAC)
+ {
+ ethermac_enable(1);
+ }
+#endif
+
+}
+
+void hal_interrupt_acknowledge(int vector)
+{
+ if (vector==CYGNUM_HAL_INTERRUPT_TIMER)
+ {
+ *TIMER_INTERRUPT=0x1;
+ } else if (vector==CYGNUM_HAL_INTERRUPT_UART)
+ {
+ *UART_INTERRUPT=0x1;
+ }
+#ifdef CYGPKG_IO_ETH_DRIVERS
+ else if (vector==CYGNUM_HAL_INTERRUPT_ETHERMAC)
+ {
+ ethermac_ack();
+ }
+#endif
+
+}
+
+void hal_interrupt_configure(int vector, int level, int up)
+{
+ CYG_ASSERT(vector <= CYGNUM_HAL_ISR_MAX &&
+ vector >= CYGNUM_HAL_ISR_MIN , "Invalid vector");
+}
+
+void hal_interrupt_set_level(int vector, int level)
+{
+ CYG_ASSERT(vector <= CYGNUM_HAL_ISR_MAX &&
+ vector >= CYGNUM_HAL_ISR_MIN , "Invalid vector");
+ CYG_ASSERT(level >= 0 && level <= 7, "Invalid level");
+
+}
+
+void hal_show_IRQ(int vector, int data, int handler)
+{
+}
+
+
+/* Use the watchdog to generate a reset */
+void hal_zpu_reset_cpu(void)
+{
+}
+
+/* nothing to do by default */
+cyg_uint32
+hal_default_isr(cyg_uint32 vector, CYG_ADDRWORD data)
+{
+ return 0;
+}
+
+//--------------------------------------------------------------------------
+// EOF zpu_misc.c
|
