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|
/* This source file is part of the ATMEL AVR-UC3-SoftwareFramework-1.7.0 Release */
/*This file is prepared for Doxygen automatic documentation generation.*/
/*! \file *********************************************************************
*
* \brief SMC on EBI driver for AVR32 UC3.
*
* - Compiler: IAR EWAVR32 and GNU GCC for AVR32
* - Supported devices: All AVR32 devices with a SMC module can be used.
* - AppNote:
*
* \author Atmel Corporation: http://www.atmel.com \n
* Support and FAQ: http://support.atmel.no/
*
******************************************************************************/
/* Copyright (c) 2009 Atmel Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The name of Atmel may not be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 4. This software may only be redistributed and used in connection with an Atmel
* AVR product.
*
* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
*
*/
#include "compiler.h"
#include "preprocessor.h"
#include "gpio.h"
#include "smc.h"
// Configure the SM Controller with SM setup and timing information for all chip select
#define SMC_CS_SETUP(ncs) { \
U32 nwe_setup = ((NWE_SETUP * hsb_mhz_up + 999) / 1000); \
U32 ncs_wr_setup = ((NCS_WR_SETUP * hsb_mhz_up + 999) / 1000); \
U32 nrd_setup = ((NRD_SETUP * hsb_mhz_up + 999) / 1000); \
U32 ncs_rd_setup = ((NCS_RD_SETUP * hsb_mhz_up + 999) / 1000); \
U32 nwe_pulse = ((NWE_PULSE * hsb_mhz_up + 999) / 1000); \
U32 ncs_wr_pulse = ((NCS_WR_PULSE * hsb_mhz_up + 999) / 1000); \
U32 nrd_pulse = ((NRD_PULSE * hsb_mhz_up + 999) / 1000); \
U32 ncs_rd_pulse = ((NCS_RD_PULSE * hsb_mhz_up + 999) / 1000); \
U32 nwe_cycle = ((NWE_CYCLE * hsb_mhz_up + 999) / 1000); \
U32 nrd_cycle = ((NRD_CYCLE * hsb_mhz_up + 999) / 1000); \
\
/* Some coherence checks... */ \
/* Ensures CS is active during Rd or Wr */ \
if( ncs_rd_setup + ncs_rd_pulse < nrd_setup + nrd_pulse ) \
ncs_rd_pulse = nrd_setup + nrd_pulse - ncs_rd_setup; \
if( ncs_wr_setup + ncs_wr_pulse < nwe_setup + nwe_pulse ) \
ncs_wr_pulse = nwe_setup + nwe_pulse - ncs_wr_setup; \
\
/* ncs_hold = n_cycle - ncs_setup - ncs_pulse */ \
/* n_hold = n_cycle - n_setup - n_pulse */ \
/* */ \
/* All holds parameters must be positive or null, so: */ \
/* nwe_cycle shall be >= ncs_wr_setup + ncs_wr_pulse */ \
if( nwe_cycle < ncs_wr_setup + ncs_wr_pulse ) \
nwe_cycle = ncs_wr_setup + ncs_wr_pulse; \
\
/* nwe_cycle shall be >= nwe_setup + nwe_pulse */ \
if( nwe_cycle < nwe_setup + nwe_pulse ) \
nwe_cycle = nwe_setup + nwe_pulse; \
\
/* nrd_cycle shall be >= ncs_rd_setup + ncs_rd_pulse */ \
if( nrd_cycle < ncs_rd_setup + ncs_rd_pulse ) \
nrd_cycle = ncs_rd_setup + ncs_rd_pulse; \
\
/* nrd_cycle shall be >= nrd_setup + nrd_pulse */ \
if( nrd_cycle < nrd_setup + nrd_pulse ) \
nrd_cycle = nrd_setup + nrd_pulse; \
\
AVR32_SMC.cs[ncs].setup = (nwe_setup << AVR32_SMC_SETUP0_NWE_SETUP_OFFSET) | \
(ncs_wr_setup << AVR32_SMC_SETUP0_NCS_WR_SETUP_OFFSET) | \
(nrd_setup << AVR32_SMC_SETUP0_NRD_SETUP_OFFSET) | \
(ncs_rd_setup << AVR32_SMC_SETUP0_NCS_RD_SETUP_OFFSET); \
AVR32_SMC.cs[ncs].pulse = (nwe_pulse << AVR32_SMC_PULSE0_NWE_PULSE_OFFSET) | \
(ncs_wr_pulse << AVR32_SMC_PULSE0_NCS_WR_PULSE_OFFSET) | \
(nrd_pulse << AVR32_SMC_PULSE0_NRD_PULSE_OFFSET) | \
(ncs_rd_pulse << AVR32_SMC_PULSE0_NCS_RD_PULSE_OFFSET); \
AVR32_SMC.cs[ncs].cycle = (nwe_cycle << AVR32_SMC_CYCLE0_NWE_CYCLE_OFFSET) | \
(nrd_cycle << AVR32_SMC_CYCLE0_NRD_CYCLE_OFFSET); \
AVR32_SMC.cs[ncs].mode = (((NCS_CONTROLLED_READ) ? AVR32_SMC_MODE0_READ_MODE_NCS_CONTROLLED : \
AVR32_SMC_MODE0_READ_MODE_NRD_CONTROLLED) << AVR32_SMC_MODE0_READ_MODE_OFFSET) | \
+ (((NCS_CONTROLLED_WRITE) ? AVR32_SMC_MODE0_WRITE_MODE_NCS_CONTROLLED : \
AVR32_SMC_MODE0_WRITE_MODE_NWE_CONTROLLED) << AVR32_SMC_MODE0_WRITE_MODE_OFFSET) | \
(NWAIT_MODE << AVR32_SMC_MODE0_EXNW_MODE_OFFSET) | \
(((SMC_8_BIT_CHIPS) ? AVR32_SMC_MODE0_BAT_BYTE_WRITE : \
AVR32_SMC_MODE0_BAT_BYTE_SELECT) << AVR32_SMC_MODE0_BAT_OFFSET) | \
(((SMC_DBW <= 8 ) ? AVR32_SMC_MODE0_DBW_8_BITS : \
(SMC_DBW <= 16) ? AVR32_SMC_MODE0_DBW_16_BITS : \
AVR32_SMC_MODE0_DBW_32_BITS) << AVR32_SMC_MODE0_DBW_OFFSET) | \
(TDF_CYCLES << AVR32_SMC_MODE0_TDF_CYCLES_OFFSET) | \
(TDF_OPTIM << AVR32_SMC_MODE0_TDF_MODE_OFFSET) | \
(PAGE_MODE << AVR32_SMC_MODE0_PMEN_OFFSET) | \
(PAGE_SIZE << AVR32_SMC_MODE0_PS_OFFSET); \
smc_tab_cs_size[ncs] = (U8)EXT_SM_SIZE; \
}
static U8 smc_tab_cs_size[6];
static void smc_enable_muxed_pins(void);
void smc_init(unsigned long hsb_hz)
{
unsigned long hsb_mhz_up = (hsb_hz + 999999) / 1000000;
//! Whether to use the NCS0 pin
#ifdef SMC_USE_NCS0
#include SMC_COMPONENT_CS0
// Setup SMC for NCS0
SMC_CS_SETUP(0)
#ifdef SMC_DBW_GLOBAL
#if (SMC_DBW_GLOBAL < SMC_DBW)
#undef SMC_DBW_GLOBAL
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#else
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#ifdef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS_GLOBAL < SMC_8_BIT)
#undef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#else
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#ifdef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE_GLOBAL < NWAIT_MODE)
#undef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#else
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#undef EXT_SM_SIZE
#undef SMC_DBW
#undef SMC_8_BIT_CHIPS
#undef NWE_SETUP
#undef NCS_WR_SETUP
#undef NRD_SETUP
#undef NCS_RD_SETUP
#undef NCS_WR_PULSE
#undef NWE_PULSE
#undef NCS_RD_PULSE
#undef NRD_PULSE
#undef NCS_WR_HOLD
#undef NWE_HOLD
#undef NWE_CYCLE
#undef NCS_RD_HOLD
#undef NRD_CYCLE
#undef TDF_CYCLES
#undef TDF_OPTIM
#undef PAGE_MODE
#undef PAGE_SIZE
#undef NCS_CONTROLLED_READ
#undef NCS_CONTROLLED_WRITE
#undef NWAIT_MODE
#endif
//! Whether to use the NCS1 pin
#ifdef SMC_USE_NCS1
#include SMC_COMPONENT_CS1
// Enable SM mode for CS1 if necessary.
AVR32_HMATRIX.sfr[AVR32_EBI_HMATRIX_NR] &= ~(1 << AVR32_EBI_SDRAM_CS);
AVR32_HMATRIX.sfr[AVR32_EBI_HMATRIX_NR];
// Setup SMC for NCS1
SMC_CS_SETUP(1)
#ifdef SMC_DBW_GLOBAL
#if (SMC_DBW_GLOBAL < SMC_DBW)
#undef SMC_DBW_GLOBAL
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#else
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#ifdef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS_GLOBAL < SMC_8_BIT)
#undef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#else
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#ifdef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE_GLOBAL < NWAIT_MODE)
#undef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#else
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#undef EXT_SM_SIZE
#undef SMC_DBW
#undef SMC_8_BIT_CHIPS
#undef NWE_SETUP
#undef NCS_WR_SETUP
#undef NRD_SETUP
#undef NCS_RD_SETUP
#undef NCS_WR_PULSE
#undef NWE_PULSE
#undef NCS_RD_PULSE
#undef NRD_PULSE
#undef NCS_WR_HOLD
#undef NWE_HOLD
#undef NWE_CYCLE
#undef NCS_RD_HOLD
#undef NRD_CYCLE
#undef TDF_CYCLES
#undef TDF_OPTIM
#undef PAGE_MODE
#undef PAGE_SIZE
#undef NCS_CONTROLLED_READ
#undef NCS_CONTROLLED_WRITE
#undef NWAIT_MODE
#endif
//! Whether to use the NCS2 pin
#ifdef SMC_USE_NCS2
#include SMC_COMPONENT_CS2
// Setup SMC for NCS2
SMC_CS_SETUP(2)
#ifdef SMC_DBW_GLOBAL
#if (SMC_DBW_GLOBAL < SMC_DBW)
#undef SMC_DBW_GLOBAL
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#else
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#ifdef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS_GLOBAL < SMC_8_BIT)
#undef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#else
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#ifdef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE_GLOBAL < NWAIT_MODE)
#undef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#else
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#undef EXT_SM_SIZE
#undef SMC_DBW
#undef SMC_8_BIT_CHIPS
#undef NWE_SETUP
#undef NCS_WR_SETUP
#undef NRD_SETUP
#undef NCS_RD_SETUP
#undef NCS_WR_PULSE
#undef NWE_PULSE
#undef NCS_RD_PULSE
#undef NRD_PULSE
#undef NCS_WR_HOLD
#undef NWE_HOLD
#undef NWE_CYCLE
#undef NCS_RD_HOLD
#undef NRD_CYCLE
#undef TDF_CYCLES
#undef TDF_OPTIM
#undef PAGE_MODE
#undef PAGE_SIZE
#undef NCS_CONTROLLED_READ
#undef NCS_CONTROLLED_WRITE
#undef NWAIT_MODE
#endif
//! Whether to use the NCS3 pin
#ifdef SMC_USE_NCS3
#include SMC_COMPONENT_CS3
// Setup SMC for NCS3
SMC_CS_SETUP(3)
#ifdef SMC_DBW_GLOBAL
#if (SMC_DBW_GLOBAL < SMC_DBW)
#undef SMC_DBW_GLOBAL
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#else
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#ifdef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS_GLOBAL < SMC_8_BIT)
#undef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#else
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#ifdef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE_GLOBAL < NWAIT_MODE)
#undef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#else
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#undef EXT_SM_SIZE
#undef SMC_DBW
#undef SMC_8_BIT_CHIPS
#undef NWE_SETUP
#undef NCS_WR_SETUP
#undef NRD_SETUP
#undef NCS_RD_SETUP
#undef NCS_WR_PULSE
#undef NWE_PULSE
#undef NCS_RD_PULSE
#undef NRD_PULSE
#undef NCS_WR_HOLD
#undef NWE_HOLD
#undef NWE_CYCLE
#undef NCS_RD_HOLD
#undef NRD_CYCLE
#undef TDF_CYCLES
#undef TDF_OPTIM
#undef PAGE_MODE
#undef PAGE_SIZE
#undef NCS_CONTROLLED_READ
#undef NCS_CONTROLLED_WRITE
#undef NWAIT_MODE
#endif
//! Whether to use the NCS4 pin
#ifdef SMC_USE_NCS4
#include SMC_COMPONENT_CS4
// Setup SMC for NCS4
SMC_CS_SETUP(4)
#ifdef SMC_DBW_GLOBAL
#if (SMC_DBW_GLOBAL < SMC_DBW)
#undef SMC_DBW_GLOBAL
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#else
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#ifdef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS_GLOBAL < SMC_8_BIT)
#undef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#else
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#ifdef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE_GLOBAL < NWAIT_MODE)
#undef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#else
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#undef EXT_SM_SIZE
#undef SMC_DBW
#undef SMC_8_BIT_CHIPS
#undef NWE_SETUP
#undef NCS_WR_SETUP
#undef NRD_SETUP
#undef NCS_RD_SETUP
#undef NCS_WR_PULSE
#undef NWE_PULSE
#undef NCS_RD_PULSE
#undef NRD_PULSE
#undef NCS_WR_HOLD
#undef NWE_HOLD
#undef NWE_CYCLE
#undef NCS_RD_HOLD
#undef NRD_CYCLE
#undef TDF_CYCLES
#undef TDF_OPTIM
#undef PAGE_MODE
#undef PAGE_SIZE
#undef NCS_CONTROLLED_READ
#undef NCS_CONTROLLED_WRITE
#undef NWAIT_MODE
#endif
//! Whether to use the NCS5 pin
#ifdef SMC_USE_NCS5
#include SMC_COMPONENT_CS5
// Setup SMC for NCS5
SMC_CS_SETUP(5)
#ifdef SMC_DBW_GLOBAL
#if (SMC_DBW_GLOBAL < SMC_DBW)
#undef SMC_DBW_GLOBAL
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#else
#if (SMC_DBW == 8)
#define SMC_DBW_GLOBAL 8
#elif (SMC_DBW == 16)
#define SMC_DBW_GLOBAL 16
#elif (SMC_DBW == 32)
#define SMC_DBW_GLOBAL 32
#else
#error error in SMC_DBW size
#endif
#endif
#ifdef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS_GLOBAL < SMC_8_BIT)
#undef SMC_8_BIT_CHIPS_GLOBAL
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#else
#if (SMC_8_BIT_CHIPS == TRUE)
#define SMC_8_BIT_CHIPS_GLOBAL TRUE
#elif (SMC_8_BIT_CHIPS == FALSE)
#define SMC_8_BIT_CHIPS_GLOBAL FALSE
#else
#error error in SMC_8_BIT_CHIPS size
#endif
#endif
#ifdef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE_GLOBAL < NWAIT_MODE)
#undef NWAIT_MODE_GLOBAL
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#else
#if (NWAIT_MODE == AVR32_SMC_EXNW_MODE_DISABLED)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_DISABLED
#elif (NWAIT_MODE == AVR32_SMC_EXNW_MODE_FROZEN)
#define NWAIT_MODE_GLOBAL AVR32_SMC_EXNW_MODE_FROZEN
#else
#error error in NWAIT_MODE size
#endif
#endif
#undef EXT_SM_SIZE
#undef SMC_DBW
#undef SMC_8_BIT_CHIPS
#undef NWE_SETUP
#undef NCS_WR_SETUP
#undef NRD_SETUP
#undef NCS_RD_SETUP
#undef NCS_WR_PULSE
#undef NWE_PULSE
#undef NCS_RD_PULSE
#undef NRD_PULSE
#undef NCS_WR_HOLD
#undef NWE_HOLD
#undef NWE_CYCLE
#undef NCS_RD_HOLD
#undef NRD_CYCLE
#undef TDF_CYCLES
#undef TDF_OPTIM
#undef PAGE_MODE
#undef PAGE_SIZE
#undef NCS_CONTROLLED_READ
#undef NCS_CONTROLLED_WRITE
#undef NWAIT_MODE
#endif
// Put the multiplexed MCU pins used for the SM under control of the SMC.
smc_enable_muxed_pins();
}
/*! \brief Puts the multiplexed MCU pins used for the SMC
*
*/
static void smc_enable_muxed_pins(void)
{
static const gpio_map_t SMC_EBI_GPIO_MAP =
{
// Enable data pins.
#ifdef EBI_DATA_0
{ATPASTE2(EBI_DATA_0,_PIN),ATPASTE2(EBI_DATA_0,_FUNCTION)},
#endif
#ifdef EBI_DATA_1
{ATPASTE2(EBI_DATA_1,_PIN),ATPASTE2(EBI_DATA_1,_FUNCTION)},
#endif
#ifdef EBI_DATA_2
{ATPASTE2(EBI_DATA_2,_PIN),ATPASTE2(EBI_DATA_2,_FUNCTION)},
#endif
#ifdef EBI_DATA_3
{ATPASTE2(EBI_DATA_3,_PIN),ATPASTE2(EBI_DATA_3,_FUNCTION)},
#endif
#ifdef EBI_DATA_4
{ATPASTE2(EBI_DATA_4,_PIN),ATPASTE2(EBI_DATA_4,_FUNCTION)},
#endif
#ifdef EBI_DATA_5
{ATPASTE2(EBI_DATA_5,_PIN),ATPASTE2(EBI_DATA_5,_FUNCTION)},
#endif
#ifdef EBI_DATA_6
{ATPASTE2(EBI_DATA_6,_PIN),ATPASTE2(EBI_DATA_6,_FUNCTION)},
#endif
#ifdef EBI_DATA_7
{ATPASTE2(EBI_DATA_7,_PIN),ATPASTE2(EBI_DATA_7,_FUNCTION)},
#endif
#ifdef EBI_DATA_8
{ATPASTE2(EBI_DATA_8,_PIN),ATPASTE2(EBI_DATA_8,_FUNCTION)},
#endif
#ifdef EBI_DATA_9
{ATPASTE2(EBI_DATA_9,_PIN),ATPASTE2(EBI_DATA_9,_FUNCTION)},
#endif
#ifdef EBI_DATA_10
{ATPASTE2(EBI_DATA_10,_PIN),ATPASTE2(EBI_DATA_10,_FUNCTION)},
#endif
#ifdef EBI_DATA_11
{ATPASTE2(EBI_DATA_11,_PIN),ATPASTE2(EBI_DATA_11,_FUNCTION)},
#endif
#ifdef EBI_DATA_12
{ATPASTE2(EBI_DATA_12,_PIN),ATPASTE2(EBI_DATA_12,_FUNCTION)},
#endif
#ifdef EBI_DATA_13
{ATPASTE2(EBI_DATA_13,_PIN),ATPASTE2(EBI_DATA_13,_FUNCTION)},
#endif
#ifdef EBI_DATA_14
{ATPASTE2(EBI_DATA_14,_PIN),ATPASTE2(EBI_DATA_14,_FUNCTION)},
#endif
#ifdef EBI_DATA_15
{ATPASTE2(EBI_DATA_15,_PIN),ATPASTE2(EBI_DATA_15,_FUNCTION)},
#endif
#ifdef EBI_DATA_16
{ATPASTE2(EBI_DATA_16,_PIN),ATPASTE2(EBI_DATA_16,_FUNCTION)},
#endif
#ifdef EBI_DATA_17
{ATPASTE2(EBI_DATA_17,_PIN),ATPASTE2(EBI_DATA_17,_FUNCTION)},
#endif
#ifdef EBI_DATA_18
{ATPASTE2(EBI_DATA_18,_PIN),ATPASTE2(EBI_DATA_18,_FUNCTION)},
#endif
#ifdef EBI_DATA_19
{ATPASTE2(EBI_DATA_19,_PIN),ATPASTE2(EBI_DATA_19,_FUNCTION)},
#endif
#ifdef EBI_DATA_20
{ATPASTE2(EBI_DATA_20,_PIN),ATPASTE2(EBI_DATA_20,_FUNCTION)},
#endif
#ifdef EBI_DATA_21
{ATPASTE2(EBI_DATA_21,_PIN),ATPASTE2(EBI_DATA_21,_FUNCTION)},
#endif
#ifdef EBI_DATA_22
{ATPASTE2(EBI_DATA_22,_PIN),ATPASTE2(EBI_DATA_22,_FUNCTION)},
#endif
#ifdef EBI_DATA_23
{ATPASTE2(EBI_DATA_23,_PIN),ATPASTE2(EBI_DATA_23,_FUNCTION)},
#endif
#ifdef EBI_DATA_24
{ATPASTE2(EBI_DATA_24,_PIN),ATPASTE2(EBI_DATA_24,_FUNCTION)},
#endif
#ifdef EBI_DATA_25
{ATPASTE2(EBI_DATA_25,_PIN),ATPASTE2(EBI_DATA_25,_FUNCTION)},
#endif
#ifdef EBI_DATA_26
{ATPASTE2(EBI_DATA_26,_PIN),ATPASTE2(EBI_DATA_26,_FUNCTION)},
#endif
#ifdef EBI_DATA_27
{ATPASTE2(EBI_DATA_27,_PIN),ATPASTE2(EBI_DATA_27,_FUNCTION)},
#endif
#ifdef EBI_DATA_28
{ATPASTE2(EBI_DATA_28,_PIN),ATPASTE2(EBI_DATA_28,_FUNCTION)},
#endif
#ifdef EBI_DATA_29
{ATPASTE2(EBI_DATA_29,_PIN),ATPASTE2(EBI_DATA_29,_FUNCTION)},
#endif
#ifdef EBI_DATA_30
{ATPASTE2(EBI_DATA_30,_PIN),ATPASTE2(EBI_DATA_30,_FUNCTION)},
#endif
#ifdef EBI_DATA_31
{ATPASTE2(EBI_DATA_31,_PIN),ATPASTE2(EBI_DATA_31,_FUNCTION)},
#endif
// Enable address pins.
#if SMC_DBW_GLOBAL <= 8
#ifdef EBI_ADDR_0
{ATPASTE2(EBI_ADDR_0,_PIN),ATPASTE2(EBI_ADDR_0,_FUNCTION)},
#endif
#endif
#if SMC_DBW_GLOBAL <= 16
#ifdef EBI_ADDR_1
{ATPASTE2(EBI_ADDR_1,_PIN),ATPASTE2(EBI_ADDR_1,_FUNCTION)},
#endif
#endif
#ifdef EBI_ADDR_2
{ATPASTE2(EBI_ADDR_2,_PIN),ATPASTE2(EBI_ADDR_2,_FUNCTION)},
#endif
#ifdef EBI_ADDR_3
{ATPASTE2(EBI_ADDR_3,_PIN),ATPASTE2(EBI_ADDR_3,_FUNCTION)},
#endif
#ifdef EBI_ADDR_4
{ATPASTE2(EBI_ADDR_4,_PIN),ATPASTE2(EBI_ADDR_4,_FUNCTION)},
#endif
#ifdef EBI_ADDR_5
{ATPASTE2(EBI_ADDR_5,_PIN),ATPASTE2(EBI_ADDR_5,_FUNCTION)},
#endif
#ifdef EBI_ADDR_6
{ATPASTE2(EBI_ADDR_6,_PIN),ATPASTE2(EBI_ADDR_6,_FUNCTION)},
#endif
#ifdef EBI_ADDR_7
{ATPASTE2(EBI_ADDR_7,_PIN),ATPASTE2(EBI_ADDR_7,_FUNCTION)},
#endif
#ifdef EBI_ADDR_8
{ATPASTE2(EBI_ADDR_8,_PIN),ATPASTE2(EBI_ADDR_8,_FUNCTION)},
#endif
#ifdef EBI_ADDR_9
{ATPASTE2(EBI_ADDR_9,_PIN),ATPASTE2(EBI_ADDR_9,_FUNCTION)},
#endif
#ifdef EBI_ADDR_10
{ATPASTE2(EBI_ADDR_10,_PIN),ATPASTE2(EBI_ADDR_10,_FUNCTION)},
#endif
#ifdef EBI_ADDR_11
{ATPASTE2(EBI_ADDR_11,_PIN),ATPASTE2(EBI_ADDR_11,_FUNCTION)},
#endif
#ifdef EBI_ADDR_12
{ATPASTE2(EBI_ADDR_12,_PIN),ATPASTE2(EBI_ADDR_12,_FUNCTION)},
#endif
#ifdef EBI_ADDR_13
{ATPASTE2(EBI_ADDR_13,_PIN),ATPASTE2(EBI_ADDR_13,_FUNCTION)},
#endif
#ifdef EBI_ADDR_14
{ATPASTE2(EBI_ADDR_14,_PIN),ATPASTE2(EBI_ADDR_14,_FUNCTION)},
#endif
#ifdef EBI_ADDR_15
{ATPASTE2(EBI_ADDR_15,_PIN),ATPASTE2(EBI_ADDR_15,_FUNCTION)},
#endif
#ifdef EBI_ADDR_16
{ATPASTE2(EBI_ADDR_16,_PIN),ATPASTE2(EBI_ADDR_16,_FUNCTION)},
#endif
#ifdef EBI_ADDR_17
{ATPASTE2(EBI_ADDR_17,_PIN),ATPASTE2(EBI_ADDR_17,_FUNCTION)},
#endif
#ifdef EBI_ADDR_18
{ATPASTE2(EBI_ADDR_18,_PIN),ATPASTE2(EBI_ADDR_18,_FUNCTION)},
#endif
#ifdef EBI_ADDR_19
{ATPASTE2(EBI_ADDR_19,_PIN),ATPASTE2(EBI_ADDR_19,_FUNCTION)},
#endif
#ifdef EBI_ADDR_20
{ATPASTE2(EBI_ADDR_20,_PIN),ATPASTE2(EBI_ADDR_20,_FUNCTION)},
#endif
#ifdef EBI_ADDR_21
{ATPASTE2(EBI_ADDR_21,_PIN),ATPASTE2(EBI_ADDR_21,_FUNCTION)},
#endif
#ifdef EBI_ADDR_22
{ATPASTE2(EBI_ADDR_22,_PIN),ATPASTE2(EBI_ADDR_22,_FUNCTION)},
#endif
#ifdef EBI_ADDR_23
{ATPASTE2(EBI_ADDR_23,_PIN),ATPASTE2(EBI_ADDR_23,_FUNCTION)},
#endif
#if SMC_DBW_GLOBAL <= 8
#undef SMC_8_BIT_CHIPS
#define SMC_8_BIT_CHIPS TRUE
#endif
// Enable data mask pins.
#if !SMC_8_BIT_CHIPS_GLOBAL
#ifdef EBI_ADDR_0
{ATPASTE2(EBI_ADDR_0,_PIN),ATPASTE2(EBI_ADDR_0,_FUNCTION)},
#endif
#endif
#ifdef EBI_NWE0
{ATPASTE2(EBI_NWE0,_PIN),ATPASTE2(EBI_NWE0,_FUNCTION)},
#endif
#if SMC_DBW_GLOBAL >= 16
#ifdef EBI_NWE1
{ATPASTE2(EBI_NWE1,_PIN),ATPASTE2(EBI_NWE1,_FUNCTION)},
#endif
#if SMC_DBW_GLOBAL >= 32
#ifdef EBI_ADDR_1
{ATPASTE2(EBI_ADDR_1,_PIN),ATPASTE2(EBI_ADDR_1,_FUNCTION)},
#endif
#ifdef EBI_NWE3
{ATPASTE2(EBI_NWE3,_PIN),ATPASTE2(EBI_NWE3,_FUNCTION)},
#endif
#endif
#endif
#ifdef EBI_NRD
{ATPASTE2(EBI_NRD,_PIN),ATPASTE2(EBI_NRD,_FUNCTION)},
#endif
// Enable control pins.
#if NWAIT_MODE_GLOBAL != AVR32_SMC_EXNW_MODE_DISABLED
#ifdef EBI_NWAIT
{ATPASTE2(EBI_NWAIT,_PIN),ATPASTE2(EBI_NWAIT,_FUNCTION)},
#endif
#endif
#ifdef SMC_USE_NCS0
#ifdef EBI_NCS_0
{ATPASTE2(EBI_NCS_0,_PIN),ATPASTE2(EBI_NCS_0,_FUNCTION)},
#endif
#endif
#ifdef SMC_USE_NCS1
#ifdef EBI_NCS_1
{ATPASTE2(EBI_NCS_1,_PIN),ATPASTE2(EBI_NCS_1,_FUNCTION)},
#endif
#endif
#ifdef SMC_USE_NCS2
#ifdef EBI_NCS_2
{ATPASTE2(EBI_NCS_2,_PIN),ATPASTE2(EBI_NCS_2,_FUNCTION)},
#endif
#endif
#ifdef SMC_USE_NCS3
#ifdef EBI_NCS_3
{ATPASTE2(EBI_NCS_3,_PIN),ATPASTE2(EBI_NCS_3,_FUNCTION)},
#endif
#endif
#ifdef SMC_USE_NCS4
#ifdef EBI_NCS_4
{ATPASTE2(EBI_NCS_4,_PIN),ATPASTE2(EBI_NCS_4,_FUNCTION)},
#endif
#endif
#ifdef SMC_USE_NCS5
#ifdef EBI_NCS_5
{ATPASTE2(EBI_NCS_5,_PIN),ATPASTE2(EBI_NCS_5,_FUNCTION)},
#endif
#endif
};
gpio_enable_module(SMC_EBI_GPIO_MAP, sizeof(SMC_EBI_GPIO_MAP) / sizeof(SMC_EBI_GPIO_MAP[0]));
}
unsigned char smc_get_cs_size(unsigned char cs)
{
return smc_tab_cs_size[cs];
}
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