Split sam3x/sam3n support.
This commit is contained in:
parent
4535a4c9b6
commit
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2
Makefile
2
Makefile
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@ -32,7 +32,7 @@ SHAREDIR = $(DESTDIR)/$(PREFIX)/share/libopencm3/scripts
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INSTALL = install
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SRCLIBDIR = $(shell pwd)/lib
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TARGETS = stm32/f1 stm32/f2 stm32/f4 stm32/l1 lpc13xx lpc17xx lpc43xx lm3s lm4f efm32/efm32tg efm32/efm32g efm32/efm32lg efm32/efm32gg sam3x
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TARGETS = stm32/f1 stm32/f2 stm32/f4 stm32/l1 lpc13xx lpc17xx lpc43xx lm3s lm4f efm32/efm32tg efm32/efm32g efm32/efm32lg efm32/efm32gg sam/3x sam/3n
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# Be silent per default, but 'make V=1' will show all compiler calls.
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ifneq ($(V),1)
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@ -24,7 +24,9 @@
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# include <libopencm3/lpc43xx/nvic.h>
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#elif defined(SAM3X)
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# include <libopencm3/sam3x/nvic.h>
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# include <libopencm3/sam/3x/nvic.h>
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#elif defined(SAM3N)
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# include <libopencm3/sam/3n/nvic.h>
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#elif defined(LM3S) || defined(LM4F)
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/* Yes, we use the same interrupt table for both LM3S and LM4F */
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@ -0,0 +1,36 @@
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includeguard: LIBOPENCM3_SAM3N_NVIC_H
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partname_humanreadable: Atmel SAM3N series
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partname_doxygen: SAM3N
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irqs:
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- supc
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- rstc
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- rtc
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- rtt
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- wdg
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- pmc
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- eefc0
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- reserved0
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- uart0
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- uart1
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- reserved1
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- pioa
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- piob
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- pioc
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- usart0
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- usart1
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- reserved2
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- reserved3
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- reserved4
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- twi0
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- twi1
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- spi
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- reserved5
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- tc0
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- tc1
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- tc2
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- tc3
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- tc4
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- tc5
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- adc
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- dacc
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- pwm
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@ -0,0 +1,60 @@
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/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2012 Gareth McMullin <gareth@blacksphere.co.nz>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SAM3N_MEMORYMAP_H
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#define SAM3N_MEMORYMAP_H
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#include <libopencm3/cm3/common.h>
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/* --- SAM3N peripheral space -------------------------------------------- */
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#define SPI_BASE (0x40008000)
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#define TC0_BASE (0x40010000)
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#define TC1_BASE (0x40010040)
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#define TC2_BASE (0x40010080)
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#define TC3_BASE (0x40014000)
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#define TC4_BASE (0x40014040)
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#define TC5_BASE (0x40014080)
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#define TWI0_BASE (0x40018000)
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#define TWI1_BASE (0x4001C000)
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#define PWM_BASE (0x40020000)
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#define USART0_BASE (0x40024000)
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#define USART1_BASE (0x40028000)
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#define ADC_BASE (0x40038000)
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#define DACC_BASE (0x4003C000)
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/* --- SAM3N system controller space ------------------------------------- */
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#define SMC_BASE (0x400E0000)
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#define MATRIX_BASE (0x400E0200)
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#define PMC_BASE (0x400E0400)
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#define UART0_BASE (0x400E0600)
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#define CHIPID_BASE (0x400E0740)
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#define UART1_BASE (0x400E0800)
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#define EEFC_BASE (0x400E0A00)
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#define PIOA_BASE (0x400E0E00)
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#define PIOB_BASE (0x400E1000)
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#define PIOC_BASE (0x400E1200)
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#define RSTC_BASE (0x400E1400)
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#define SUPC_BASE (0x400E1410)
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#define RTT_BASE (0x400E1430)
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#define WDT_BASE (0x400E1450)
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#define RTC_BASE (0x400E1460)
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#define GPBR_BASE (0x400E1490)
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#endif
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@ -21,9 +21,10 @@
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#define SAM3X_EEFC_H
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#include <libopencm3/cm3/common.h>
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#include <libopencm3/sam3x/memorymap.h>
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#include <libopencm3/sam/memorymap.h>
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/* --- Convenience macros ------------------------------------------------ */
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#define EEFC EEFC_BASE
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#define EEFC0 EEFC0_BASE
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#define EEFC1 EEFC1_BASE
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@ -70,8 +71,12 @@
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static inline void eefc_set_latency(u8 wait)
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{
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#if defined(SAM3X)
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EEFC_FMR(EEFC0) = (EEFC_FMR(EEFC0) & ~EEFC_FMR_FWS_MASK) | (wait << 8);
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EEFC_FMR(EEFC1) = (EEFC_FMR(EEFC1) & ~EEFC_FMR_FWS_MASK) | (wait << 8);
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#elif defined(SAM3N)
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EEFC_FMR(EEFC) = (EEFC_FMR(EEFC) & ~EEFC_FMR_FWS_MASK) | (wait << 8);
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#endif
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}
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#endif
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@ -20,7 +20,7 @@
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#ifndef SAM3X_GPIO_H
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#define SAM3X_GPIO_H
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#include <libopencm3/sam3x/pio.h>
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#include <libopencm3/sam/pio.h>
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/* flags may be or'd together, but only contain one of
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* GPOUTPUT, PERIPHA and PERIPHB */
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@ -1,7 +1,7 @@
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/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2012 Gareth McMullin <gareth@blacksphere.co.nz>
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* Copyright (C) 2013 Gareth McMullin <gareth@blacksphere.co.nz>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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@ -17,12 +17,16 @@
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <libopencm3/sam3x/pio.h>
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#ifndef SAM_MEMORYMAP_H
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#define SAM_MEMORYMAP_H
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void pio_toggle(u32 gpioport, u32 gpios)
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{
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u32 odsr = PIO_ODSR(gpioport);
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PIO_CODR(gpioport) = odsr & gpios;
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PIO_SODR(gpioport) = ~odsr & gpios;
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}
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#if defined(SAM3X)
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# include <libopencm3/sam/3x/memorymap.h>
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#elif defined(SAM3N)
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# include <libopencm3/sam/3n/memorymap.h>
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#else
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# error "Processor family not defined."
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#endif
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#endif
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@ -17,11 +17,11 @@
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SAM3X_PIO_H
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#define SAM3X_PIO_H
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#ifndef SAM_PIO_H
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#define SAM_PIO_H
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#include <libopencm3/cm3/common.h>
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#include <libopencm3/sam3x/memorymap.h>
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#include <libopencm3/sam/memorymap.h>
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/* --- Convenience macros ------------------------------------------------ */
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@ -21,7 +21,7 @@
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#define SAM3X_PMC_H
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#include <libopencm3/cm3/common.h>
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#include <libopencm3/sam3x/memorymap.h>
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#include <libopencm3/sam/memorymap.h>
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/* --- Power Management Controller (PMC) registers ----------------------- */
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@ -21,7 +21,7 @@
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#define SAM3X_PWM_H
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#include <libopencm3/cm3/common.h>
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#include <libopencm3/sam3x/memorymap.h>
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#include <libopencm3/sam/memorymap.h>
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/* --- Pulse Width Modulation (PWM) registers ----------------------- */
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/* 0x01B0:0x01FC - Reserved */
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#define PWM_CMR(x) MMIO32(PWM_BASE + 0x0200 + 0x20*(x))
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#define PWM_CDTY(x) MMIO32(PWM_BASE + 0x0204 + 0x20*(x))
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#define PWM_CDTYUPD(x) MMIO32(PWM_BASE + 0x0208 + 0x20*(x))
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#define PWM_CPRD(x) MMIO32(PWM_BASE + 0x020C + 0x20*(x))
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#define PWM_CPRDUPD(x) MMIO32(PWM_BASE + 0x0210 + 0x20*(x))
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#define PWM_CCNT(x) MMIO32(PWM_BASE + 0x0214 + 0x20*(x))
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#define PWM_DT(x) MMIO32(PWM_BASE + 0x0218 + 0x20*(x))
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#define PWM_DTUPD(x) MMIO32(PWM_BASE + 0x021C + 0x20*(x))
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#if defined(SAM3X)
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# define PWM_CDTYUPD(x) MMIO32(PWM_BASE + 0x0208 + 0x20*(x))
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# define PWM_CPRD(x) MMIO32(PWM_BASE + 0x020C + 0x20*(x))
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# define PWM_CPRDUPD(x) MMIO32(PWM_BASE + 0x0210 + 0x20*(x))
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# define PWM_CCNT(x) MMIO32(PWM_BASE + 0x0214 + 0x20*(x))
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# define PWM_DT(x) MMIO32(PWM_BASE + 0x0218 + 0x20*(x))
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# define PWM_DTUPD(x) MMIO32(PWM_BASE + 0x021C + 0x20*(x))
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#elif defined(SAM3N)
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# define PWM_CPRD(x) MMIO32(PWM_BASE + 0x0208 + 0x20*(x))
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# define PWM_CCNT(x) MMIO32(PWM_BASE + 0x020C + 0x20*(x))
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# define PWM_CUPD(x) MMIO32(PWM_BASE + 0x0210 + 0x20*(x))
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#else
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# error "Processor family not defined."
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#endif
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static inline void pwm_set_period(int ch, u32 period)
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{
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@ -21,7 +21,7 @@
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#define SAM3X_TC_H
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#include <libopencm3/cm3/common.h>
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#include <libopencm3/sam3x/memorymap.h>
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#include <libopencm3/sam/memorymap.h>
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/* --- Timer Counter (TC) registers -------------------------------------- */
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@ -21,7 +21,7 @@
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#define SAM3X_UART_H
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#include <libopencm3/cm3/common.h>
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#include <libopencm3/sam3x/memorymap.h>
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#include <libopencm3/sam/memorymap.h>
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/* --- Universal Asynchronous Receiver Transmitter (UART) registers ------- */
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#define UART_CR MMIO32(UART_BASE + 0x0000)
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@ -21,7 +21,7 @@
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#define SAM3X_USART_H
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#include <libopencm3/cm3/common.h>
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#include <libopencm3/sam3x/memorymap.h>
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#include <libopencm3/sam/memorymap.h>
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#define USART0 USART0_BASE
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#define USART1 USART1_BASE
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@ -21,7 +21,7 @@
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#define SAM3X_WDT_H
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#include <libopencm3/cm3/common.h>
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#include <libopencm3/sam3x/memorymap.h>
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#include <libopencm3/sam/memorymap.h>
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/* --- WDT registers ----------------------------------------------------- */
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@ -24,7 +24,9 @@
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# include "../lpc43xx/vector_nvic.c"
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#elif defined(SAM3X)
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# include "../sam3x/vector_nvic.c"
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# include "../sam/3x/vector_nvic.c"
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#elif defined(SAM3N)
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# include "../sam/3n/vector_nvic.c"
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#elif defined(LM3S) || defined(LM4F)
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/* Yes, we use the same interrupt table for both LM3S and LM4F */
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@ -0,0 +1,36 @@
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##
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## This file is part of the libopencm3 project.
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##
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## Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
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##
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## This library is free software: you can redistribute it and/or modify
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## it under the terms of the GNU Lesser General Public License as published by
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## the Free Software Foundation, either version 3 of the License, or
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## (at your option) any later version.
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##
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## This library is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU Lesser General Public License for more details.
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##
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## You should have received a copy of the GNU Lesser General Public License
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## along with this library. If not, see <http://www.gnu.org/licenses/>.
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##
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LIBNAME = libopencm3_sam3n
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PREFIX ?= arm-none-eabi
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#PREFIX ?= arm-elf
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CC = $(PREFIX)-gcc
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AR = $(PREFIX)-ar
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CFLAGS = -Os -g -Wall -Wextra -I../../../include -fno-common \
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-mcpu=cortex-m3 -mthumb -Wstrict-prototypes \
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-ffunction-sections -fdata-sections -MD -DSAM3N
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# ARFLAGS = rcsv
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ARFLAGS = rcs
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OBJS = gpio.o pmc.o usart.o
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VPATH += ../../cm3:../common
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include ../../Makefile.include
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@ -23,14 +23,14 @@ PREFIX ?= arm-none-eabi
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#PREFIX ?= arm-elf
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CC = $(PREFIX)-gcc
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AR = $(PREFIX)-ar
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CFLAGS = -Os -g -Wall -Wextra -I../../include -fno-common \
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CFLAGS = -Os -g -Wall -Wextra -I../../../include -fno-common \
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-mcpu=cortex-m3 -mthumb -Wstrict-prototypes \
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-ffunction-sections -fdata-sections -MD -DSAM3X
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# ARFLAGS = rcsv
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ARFLAGS = rcs
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OBJS = gpio.o pmc.o usart.o
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VPATH += ../usb:../cm3
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VPATH += ../../usb:../../cm3:../common
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include ../Makefile.include
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include ../../Makefile.include
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@ -0,0 +1,106 @@
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/*
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* This file is part of the libopencm3 project.
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*
|
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* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
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*
|
||||
* This library is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Lesser General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This library 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 Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public License
|
||||
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
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/* Generic linker script for STM32 targets using libopencm3. */
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/* Memory regions must be defined in the ld script which includes this one. */
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/* Enforce emmition of the vector table. */
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EXTERN (vector_table)
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/* Define the entry point of the output file. */
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ENTRY(reset_handler)
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/* Define sections. */
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SECTIONS
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{
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.text : {
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*(.vectors) /* Vector table */
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*(.text*) /* Program code */
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. = ALIGN(4);
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*(.rodata*) /* Read-only data */
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. = ALIGN(4);
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} >rom
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/* C++ Static constructors/destructors, also used for __attribute__
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* ((constructor)) and the likes */
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.preinit_array : {
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. = ALIGN(4);
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__preinit_array_start = .;
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KEEP (*(.preinit_array))
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__preinit_array_end = .;
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} >rom
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.init_array : {
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. = ALIGN(4);
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__init_array_start = .;
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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__init_array_end = .;
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} >rom
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.fini_array : {
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. = ALIGN(4);
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__fini_array_start = .;
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KEEP (*(.fini_array))
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KEEP (*(SORT(.fini_array.*)))
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__fini_array_end = .;
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} >rom
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/*
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* Another section used by C++ stuff, appears when using newlib with
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* 64bit (long long) printf support
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*/
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.ARM.extab : {
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*(.ARM.extab*)
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} >rom
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.ARM.exidx : {
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__exidx_start = .;
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*(.ARM.exidx*)
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__exidx_end = .;
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} >rom
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. = ALIGN(4);
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_etext = .;
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.data : {
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_data = .;
|
||||
*(.data*) /* Read-write initialized data */
|
||||
. = ALIGN(4);
|
||||
_edata = .;
|
||||
} >ram AT >rom
|
||||
_data_loadaddr = LOADADDR(.data);
|
||||
|
||||
.bss : {
|
||||
*(.bss*) /* Read-write zero initialized data */
|
||||
*(COMMON)
|
||||
. = ALIGN(4);
|
||||
_ebss = .;
|
||||
} >ram
|
||||
|
||||
/*
|
||||
* The .eh_frame section appears to be used for C++ exception handling.
|
||||
* You may need to fix this if you're using C++.
|
||||
*/
|
||||
/DISCARD/ : { *(.eh_frame) }
|
||||
|
||||
. = ALIGN(4);
|
||||
end = .;
|
||||
}
|
||||
|
||||
PROVIDE(_stack = ORIGIN(ram) + LENGTH(ram));
|
||||
|
|
@ -17,7 +17,7 @@
|
|||
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <libopencm3/sam3x/gpio.h>
|
||||
#include <libopencm3/sam/gpio.h>
|
||||
|
||||
void gpio_init(u32 port, u32 pins, enum gpio_flags flags)
|
||||
{
|
|
@ -17,8 +17,8 @@
|
|||
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <libopencm3/sam3x/pmc.h>
|
||||
#include <libopencm3/sam3x/eefc.h>
|
||||
#include <libopencm3/sam/pmc.h>
|
||||
#include <libopencm3/sam/eefc.h>
|
||||
|
||||
/** Default peripheral clock frequency after reset. */
|
||||
u32 pmc_mck_frequency = 4000000;
|
|
@ -17,8 +17,8 @@
|
|||
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <libopencm3/sam3x/usart.h>
|
||||
#include <libopencm3/sam3x/pmc.h>
|
||||
#include <libopencm3/sam/usart.h>
|
||||
#include <libopencm3/sam/pmc.h>
|
||||
|
||||
void usart_set_baudrate(u32 usart, u32 baud)
|
||||
{
|
Loading…
Reference in New Issue