Hi, just out of curiosity (and because I might need a i.MX6 BSP for an upcoming project):
What is the current state of the BSP? What are the plans for the near future? wkr, Thomas. Am 14.04.2016 um 11:49 schrieb Peng Fan: > Initial BSP support for i.MX 6UltraLite EVK board. > Add uart driver > Add gpt driver to service tick function > > The i.MX 6UltraLite is a high performance, ultra-efficient processor > family featuring an advanced implementation of a single ARM® Cortex®-A7 > core, which operates at speeds up to 528 MHz. The i.MX 6UltraLite > applications processor includes an integrated power management module > that reduces the complexity of external power supply and simplifies > power sequencing. > > Now, clock management module and pinmux module not added, > so relies the setting in U-Boot. > --- > c/src/lib/libbsp/arm/acinclude.m4 | 2 + > c/src/lib/libbsp/arm/mx6ulevk/Makefile.am | 139 +++++++++++++++++ > c/src/lib/libbsp/arm/mx6ulevk/README | 28 ++++ > c/src/lib/libbsp/arm/mx6ulevk/bsp_specs | 13 ++ > c/src/lib/libbsp/arm/mx6ulevk/configure.ac | 34 +++++ > .../libbsp/arm/mx6ulevk/console/console-config.c | 82 +++++++++++ > c/src/lib/libbsp/arm/mx6ulevk/console/imx-uart.c | 131 ++++++++++++++++ > c/src/lib/libbsp/arm/mx6ulevk/gpt.c | 164 > +++++++++++++++++++++ > c/src/lib/libbsp/arm/mx6ulevk/include/bsp.h | 121 +++++++++++++++ > c/src/lib/libbsp/arm/mx6ulevk/include/imx6-gpt.h | 48 ++++++ > c/src/lib/libbsp/arm/mx6ulevk/include/imx6-uart.h | 60 ++++++++ > c/src/lib/libbsp/arm/mx6ulevk/include/irq.h | 38 +++++ > c/src/lib/libbsp/arm/mx6ulevk/include/tm27.h | 24 +++ > .../libbsp/arm/mx6ulevk/make/custom/mx6ulevk.cfg | 9 ++ > c/src/lib/libbsp/arm/mx6ulevk/preinstall.am | 151 +++++++++++++++++++ > c/src/lib/libbsp/arm/mx6ulevk/startup/bspreset.c | 24 +++ > c/src/lib/libbsp/arm/mx6ulevk/startup/bspstart.c | 25 ++++ > .../libbsp/arm/mx6ulevk/startup/bspstarthooks.c | 70 +++++++++ > .../libbsp/arm/mx6ulevk/startup/linkcmds.mx6ulevk | 48 ++++++ > 19 files changed, 1211 insertions(+) > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/Makefile.am > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/README > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/bsp_specs > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/configure.ac > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/console/console-config.c > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/console/imx-uart.c > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/gpt.c > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/include/bsp.h > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/include/imx6-gpt.h > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/include/imx6-uart.h > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/include/irq.h > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/include/tm27.h > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/make/custom/mx6ulevk.cfg > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/preinstall.am > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/startup/bspreset.c > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/startup/bspstart.c > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/startup/bspstarthooks.c > create mode 100644 c/src/lib/libbsp/arm/mx6ulevk/startup/linkcmds.mx6ulevk > > diff --git a/c/src/lib/libbsp/arm/acinclude.m4 > b/c/src/lib/libbsp/arm/acinclude.m4 > index f5ca105..c15dc82 100644 > --- a/c/src/lib/libbsp/arm/acinclude.m4 > +++ b/c/src/lib/libbsp/arm/acinclude.m4 > @@ -26,6 +26,8 @@ AC_DEFUN([RTEMS_CHECK_BSPDIR], > AC_CONFIG_SUBDIRS([lpc24xx]);; > lpc32xx ) > AC_CONFIG_SUBDIRS([lpc32xx]);; > + mx6ulevk ) > + AC_CONFIG_SUBDIRS([mx6ulevk]);; > raspberrypi ) > AC_CONFIG_SUBDIRS([raspberrypi]);; > realview-pbx-a9 ) > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/Makefile.am > b/c/src/lib/libbsp/arm/mx6ulevk/Makefile.am > new file mode 100644 > index 0000000..517b524 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/Makefile.am > @@ -0,0 +1,139 @@ > +## > +# > +# @file > +# > +# @brief Makefile of libBSP for the i.MX 6UltraLite EVK platform (Cortex-A7). > +# > + > +ACLOCAL_AMFLAGS = -I ../../../../aclocal > + > +include $(top_srcdir)/../../../../automake/compile.am > + > +include_bspdir = $(includedir)/bsp > +include_libcpudir = $(includedir)/libcpu > + > +dist_project_lib_DATA = bsp_specs > + > +############################################################################### > +# Header > # > +############################################################################### > + > +include_HEADERS = include/bsp.h > +include_HEADERS += ../../shared/include/tm27.h > + > +nodist_include_HEADERS = ../../shared/include/coverhd.h \ > + include/bspopts.h > + > +nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h > + > +include_bsp_HEADERS = > +include_bsp_HEADERS += ../../shared/include/utility.h > +include_bsp_HEADERS += ../../shared/include/irq-generic.h > +include_bsp_HEADERS += ../../shared/include/irq-info.h > +include_bsp_HEADERS += ../../shared/include/stackalloc.h > +include_bsp_HEADERS += ../../shared/include/uart-output-char.h > +include_bsp_HEADERS += ../shared/include/arm-a8core-start.h > +include_bsp_HEADERS += ../shared/include/arm-cp15-start.h > +include_bsp_HEADERS += ../shared/include/arm-errata.h > +include_bsp_HEADERS += ../shared/include/arm-gic.h > +include_bsp_HEADERS += ../shared/include/arm-gic-irq.h > +include_bsp_HEADERS += ../shared/include/arm-gic-regs.h > +include_bsp_HEADERS += ../shared/include/arm-gic-tm27.h > +include_bsp_HEADERS += ../shared/include/arm-release-id.h > +include_bsp_HEADERS += ../shared/include/start.h > +include_bsp_HEADERS += include/irq.h > +include_bsp_HEADERS += include/imx6-uart.h > +include_bsp_HEADERS += include/imx6-gpt.h > + > +include_libcpu_HEADERS = > +include_libcpu_HEADERS += ../../../libcpu/arm/shared/include/arm-cp15.h > + > +############################################################################### > +# Data > # > +############################################################################### > + > +noinst_LIBRARIES = libbspstart.a > + > +libbspstart_a_SOURCES = ../shared/start/start.S > + > +project_lib_DATA = start.$(OBJEXT) > + > +project_lib_DATA += startup/linkcmds > +project_lib_DATA += startup/linkcmds.mx6ulevk > + > +EXTRA_DIST = startup/linkcmds.mx6ulevk > + > +############################################################################### > +# LibBSP > # > +############################################################################### > + > +noinst_LIBRARIES += libbsp.a > + > +libbsp_a_SOURCES = > +libbsp_a_CPPFLAGS = > +libbsp_a_LIBADD = > + > +# Shared > +libbsp_a_SOURCES += ../../shared/bootcard.c > +libbsp_a_SOURCES += ../../shared/bspclean.c > +libbsp_a_SOURCES += ../../shared/bspgetworkarea.c > +libbsp_a_SOURCES += ../../shared/bsppredriverhook.c > +libbsp_a_SOURCES += ../../shared/cpucounterdiff.c > +libbsp_a_SOURCES += ../../shared/gnatinstallhandler.c > +libbsp_a_SOURCES += ../../shared/sbrk.c > +libbsp_a_SOURCES += ../../shared/timerstub.c > +libbsp_a_SOURCES += ../../shared/src/stackalloc.c > +libbsp_a_SOURCES += ../shared/abort/simple_abort.c > +libbsp_a_SOURCES += ../shared/startup/bsp-start-memcpy.S > +libbsp_a_SOURCES += ../shared/arm-cp15-set-exception-handler.c > +libbsp_a_SOURCES += ../shared/arm-cp15-set-ttb-entries.c > + > +# Startup > +libbsp_a_SOURCES += startup/bspreset.c > +libbsp_a_SOURCES += startup/bspstart.c > + > +# IRQ > +libbsp_a_SOURCES += ../../shared/src/irq-default-handler.c > +libbsp_a_SOURCES += ../../shared/src/irq-generic.c > +libbsp_a_SOURCES += ../../shared/src/irq-info.c > +libbsp_a_SOURCES += ../../shared/src/irq-legacy.c > +libbsp_a_SOURCES += ../../shared/src/irq-server.c > +libbsp_a_SOURCES += ../../shared/src/irq-shell.c > +libbsp_a_SOURCES += ../shared/arm-gic-irq.c > + > +# Console > +libbsp_a_SOURCES += ../../shared/console.c > +libbsp_a_SOURCES += ../../shared/console_control.c > +libbsp_a_SOURCES += ../../shared/console_read.c > +libbsp_a_SOURCES += ../../shared/console_select_simple.c > +libbsp_a_SOURCES += ../../shared/console_write.c > +libbsp_a_SOURCES += ../../shared/console-output-char.c > +libbsp_a_SOURCES += console/console-config.c > +libbsp_a_SOURCES += console/imx-uart.c > + > +#I2C > + > +#GPIO > + > +#RTC > + > +# Clock > +libbsp_a_SOURCES += ../../shared/clockdrv_shell.h > +libbsp_a_SOURCES += gpt.c > + > +# Cache > +libbsp_a_SOURCES += ../../../libcpu/shared/src/cache_manager.c > +libbsp_a_SOURCES += ../../../libcpu/arm/shared/include/cache_.h > +libbsp_a_CPPFLAGS += -I$(srcdir)/../../../libcpu/arm/shared/include > + > +# Start hooks > +libbsp_a_SOURCES += startup/bspstarthooks.c > + > +############################################################################### > +# Special Rules > # > +############################################################################### > + > +DISTCLEANFILES = include/bspopts.h > + > +include $(srcdir)/preinstall.am > +include $(top_srcdir)/../../../../automake/local.am > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/README > b/c/src/lib/libbsp/arm/mx6ulevk/README > new file mode 100644 > index 0000000..bca7661 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/README > @@ -0,0 +1,28 @@ > +How to compile: > +$mkdir b-rtems > +$cd b-rtems > +$../rtems-source/configure --target=arm-rtems4.12 --enable-tests > --disable-networking > +$gmake RTEMS_BSP="mx6ulevk" > + > +After compile: > +$arm-rtems4.12-objcopy -O binary hello.exe hello.bin > +$arm-rtems4.12-objcopy -O binary ticker.exe ticker.bin > + > +U-Boot source: > +http://git.freescale.com/git/cgit.cgi/imx/uboot-imx.git/log/?h=imx_v2015.04_3.14.38_6ul_ga > +Build U-Boot: > +$export CROSS_COMPILE=arm-poky-linux-gnueabi- > +$make ARCH=arm mx6ul_14x14_evk_config > +$make > +Burn u-boot.imx to offset 0x400 of sd card. > + > +How to run using U-Boot: > +Run hello example > +=>fatload mmc 1:1 0x80000000 hello.bin > +=>dcache off; icache off; dcache flush; icache flush > +=>go 0x80000000 > + > +Or using tftp to load test bin > +=>tftp 0x80000000 ticker.bin > +=>dcache off; icache off; dcache flush; icache flush > +=>go 0x80000000 > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/bsp_specs > b/c/src/lib/libbsp/arm/mx6ulevk/bsp_specs > new file mode 100644 > index 0000000..32c105f > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/bsp_specs > @@ -0,0 +1,13 @@ > +%rename endfile old_endfile > +%rename startfile old_startfile > +%rename link old_link > + > +*startfile: > +%{!qrtems: %(old_startfile)} \ > +%{!nostdlib: %{qrtems: start.o%s crti.o%s crtbegin.o%s -e _start}} > + > +*link: > +%{!qrtems: %(old_link)} %{qrtems: -dc -dp -N} > + > +*endfile: > +%{!qrtems: %(old_endfiles)} %{qrtems: crtend.o%s crtn.o%s } > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/configure.ac > b/c/src/lib/libbsp/arm/mx6ulevk/configure.ac > new file mode 100644 > index 0000000..6f2d1e4 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/configure.ac > @@ -0,0 +1,34 @@ > +## > +# > +# @file > +# > +# @brief Configure script of LibBSP for the i.MX 6UltraLite Processor. > +# > + > +AC_PREREQ([2.69]) > +AC_INIT([rtems-c-src-lib-libbsp-arm-mx6ulevk],[_RTEMS_VERSION],[http://www.rtems.org/bugzilla]) > +AC_CONFIG_SRCDIR([bsp_specs]) > +RTEMS_TOP(../../../../../..) > + > +RTEMS_CANONICAL_TARGET_CPU > +AM_INIT_AUTOMAKE([no-define nostdinc foreign 1.12.2]) > +RTEMS_BSP_CONFIGURE > + > +RTEMS_PROG_CC_FOR_TARGET > +RTEMS_CANONICALIZE_TOOLS > +RTEMS_PROG_CCAS > + > +RTEMS_CHECK_NETWORKING > +AM_CONDITIONAL(HAS_NETWORKING,test "$HAS_NETWORKING" = "yes") > + > +RTEMS_BSPOPTS_SET([BSP_START_RESET_VECTOR],[*],[]) > +RTEMS_BSPOPTS_HELP([BSP_START_RESET_VECTOR],[reset vector address for BSP > start]) > + > +RTEMS_BSPOPTS_SET([BSP_CONSOLE_MINOR],[*],[0]) > +RTEMS_BSPOPTS_HELP([BSP_CONSOLE_MINOR],[minor number of console device]) > + > +RTEMS_BSP_CLEANUP_OPTIONS(0, 1) > +RTEMS_BSP_LINKCMDS > + > +AC_CONFIG_FILES([Makefile]) > +AC_OUTPUT > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/console/console-config.c > b/c/src/lib/libbsp/arm/mx6ulevk/console/console-config.c > new file mode 100644 > index 0000000..cc6b074 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/console/console-config.c > @@ -0,0 +1,82 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com> > + * > + * Copyright (c) 2013 embedded brains GmbH. All rights reserved. > + * > + * embedded brains GmbH > + * Dornierstr. 4 > + * 82178 Puchheim > + * Germany > + * <i...@embedded-brains.de> > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.com/license/LICENSE. > + */ > + > +#include <libchip/serial.h> > + > +#include <bsp.h> > +#include <bsp/irq.h> > + > +extern const console_fns imx_uart_fns; > +console_tbl Console_Configuration_Ports[] = { > + { > + .sDeviceName = "/dev/ttyS0", > + .deviceType = SERIAL_CUSTOM, > + .pDeviceFns = &imx_uart_fns, > + .deviceProbe = NULL, > + .pDeviceFlow = NULL, > + .ulMargin = 0, > + .ulHysteresis = 0, > + .pDeviceParams = (void *) 115200, > + .ulCtrlPort1 = UART_BASE, > + .ulCtrlPort2 = 0, > + .ulDataPort = 0, > + .getRegister = NULL, > + .setRegister = NULL, > + .getData = NULL, > + .setData = NULL, > + .ulClock = 0, > + .ulIntVector = UART_IRQ > + } > +}; > + > +unsigned long Console_Configuration_Count = > + RTEMS_ARRAY_SIZE(Console_Configuration_Ports); > + > +static void output_char(char c) > +{ > + int minor = (int) Console_Port_Minor; > + const console_tbl *ct = Console_Port_Tbl != NULL ? > + Console_Port_Tbl[minor] : &Console_Configuration_Ports[minor]; > + const console_fns *cf = ct->pDeviceFns; > + > + if (c == '\n') { > + (*cf->deviceWritePolled)(minor, '\r'); > + } > + > + (*cf->deviceWritePolled)(minor, c); > +} > + > +static void output_char_init(char c) > +{ > + if (Console_Port_Tbl == NULL) { > + int minor; > + const console_fns *cf; > + > + bsp_console_select(); > + > + minor = (int) Console_Port_Minor; > + cf = Console_Configuration_Ports[minor].pDeviceFns; > + > + (*cf->deviceInitialize)(minor); > + } > + > + BSP_output_char = output_char; > + output_char(c); > +} > + > +BSP_output_char_function_type BSP_output_char = output_char_init; > + > +BSP_polling_getchar_function_type BSP_poll_char = NULL; > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/console/imx-uart.c > b/c/src/lib/libbsp/arm/mx6ulevk/console/imx-uart.c > new file mode 100644 > index 0000000..dd7f8ae > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/console/imx-uart.c > @@ -0,0 +1,131 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com>. > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.org/license/LICENSE. > + */ > + > +#include <bspopts.h> > + > +#include <libchip/serial.h> > +#include <libchip/sersupp.h> > + > +#include <bsp.h> > +#include <bsp/irq.h> > +#include <bsp/utility.h> > +#include <bsp/uart-output-char.h> > + > +#include <bsp/imx6-uart.h> > + > +static uint32_t imx_uart_get_regs(int minor) > +{ > + const console_tbl *ct = Console_Port_Tbl != NULL ? > + Console_Port_Tbl[minor] : &Console_Configuration_Ports[minor]; > + > + return ct->ulCtrlPort1; > +} > + > +/* Make weak and let the user override. */ > +uint32_t imx_uart_input_clock(void) __attribute__ ((weak)); > + > +uint32_t imx_uart_input_clock(void) > +{ > + /* > + * Now we use clock set from U-Boot, 80M. > + * TODO: > + * Handling clock > + */ > + return 80000000; > +} > + > +static int imx_calculate_baudrate(uint32_t baudrate, > + uint32_t* brgr, > + uint32_t* bauddiv, > + uint32_t modereg) > +{ > + /* > + * Use the initialized baudrate from U-Boot. > + * TODO: > + * Add baudrate handling > + */ > + return 0; > +} > + > +static void imx_uart_initialize(int minor) > +{ > + /* TODO */ > +} > + > +static int imx_uart_first_open(int major, int minor, void *arg) > +{ > + rtems_libio_open_close_args_t *oc = (rtems_libio_open_close_args_t *) arg; > + struct rtems_termios_tty *tty = (struct rtems_termios_tty *) > oc->iop->data1; > + console_data *cd = &Console_Port_Data[minor]; > + const console_tbl *ct = Console_Port_Tbl[minor]; > + > + cd->termios_data = tty; > + rtems_termios_set_initial_baud(tty, (rtems_termios_baud_t) > ct->pDeviceParams); > + > + return 0; > +} > + > +static int imx_uart_last_close(int major, int minor, void *arg) > +{ > + return 0; > +} > + > +static int imx_uart_read_polled(int minor) > +{ > + uint32_t reg_base = imx_uart_get_regs(minor); > + > + while (readl(reg_base + UTS_OFF) & UTS_RXEMPTY) > + ; > + > + return (readl(reg_base + URXD_OFF) & URXD_RX_DATA); > +} > + > +static void imx_uart_write_polled(int minor, char c) > +{ > + uint32_t reg_base = imx_uart_get_regs(minor); > + > + writel(c, reg_base + UTXD_OFF); > + > + while (!(readl(reg_base + UTS_OFF) & UTS_TXEMPTY)) > + ; > + > + if (c == '\n') > + imx_uart_write_polled(minor, '\r'); > +} > + > +static ssize_t imx_uart_write_support_polled( > + int minor, > + const char *s, > + size_t n > +) > +{ > + ssize_t i = 0; > + > + for (i = 0; i < n; ++i) { > + imx_uart_write_polled(minor, s[i]); > + } > + > + return n; > +} > + > +static int imx_uart_set_attribues(int minor, const struct termios *term) > +{ > + return -1; > +} > + > +const console_fns imx_uart_fns = { > + .deviceProbe = libchip_serial_default_probe, > + .deviceFirstOpen = imx_uart_first_open, > + .deviceLastClose = imx_uart_last_close, > + .deviceRead = imx_uart_read_polled, > + .deviceWrite = imx_uart_write_support_polled, > + .deviceInitialize = imx_uart_initialize, > + .deviceWritePolled = imx_uart_write_polled, > + .deviceSetAttributes = imx_uart_set_attribues, > + .deviceOutputUsesInterrupts = false > +}; > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/gpt.c > b/c/src/lib/libbsp/arm/mx6ulevk/gpt.c > new file mode 100644 > index 0000000..47b1659 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/gpt.c > @@ -0,0 +1,164 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com>. > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.org/license/LICENSE. > + */ > + > +#include <rtems.h> > +#include <rtems/timecounter.h> > +#include <bsp.h> > + > +#include <bsp/irq.h> > + > +#include <bsp/imx6-gpt.h> > + > +static imx6_gpt_timer_t gpt_timer = { > + .base = GPT_TIMER_BASE, > + .irq_nr = GPT_IRQ, > +}; > + > +static struct timecounter gpt_clock_tc; > +static struct imx6_gpt_timer *timer = &gpt_timer; > + > +static uint32_t gpt_clock_get_timecount(struct timecounter *tc) > +{ > + return readl(timer->base + GPT_CNT); > +} > + > +static inline void gpt_irq_enable(void) > +{ > + writel(1 << 0, timer->base + GPT_IR); > +} > + > +static inline void gpt_irq_disable(void) > +{ > + writel(0, timer->base + GPT_IR); > +} > + > +static inline void gpt_irq_ack(void) > +{ > + writel(TSTAT_OF1, timer->base + GPT_SR); > +} > + > +static void gpt_clock_initialize(void) > +{ > + uint32_t gpt_cr; > + uint32_t tprer_val, cur_cnt; > + uint32_t interval = 3 * rtems_configuration_get_microseconds_per_tick(); > + > + /* Software reset */ > + writel(1 << 15, timer->base + GPT_CR); > + /* Dead loop until reset finished */ > + while (readl(timer->base + GPT_CR) & (1 << 15)); > + > + writel(0, timer->base + GPT_CR); > + writel(0, timer->base + GPT_PR); > + > + gpt_cr = TCTL_CLK_OSC_DIV8 | TCTL_FRR | TCTL_WAITEN | TCTL_TEN; > + gpt_cr |= TCTL_24MEN; > + > + /* 3M = 24M / 8*/ > + tprer_val = 7 << TPRER_PRE24M; > + writel(tprer_val, timer->base + GPT_PR); > + > + writel(gpt_cr, timer->base + GPT_CR); > + > + /* Install timecounter */ \ > + gpt_clock_tc.tc_get_timecount = gpt_clock_get_timecount; > + gpt_clock_tc.tc_counter_mask = 0xffffffff; > + /* Runs at 3M */ > + gpt_clock_tc.tc_frequency = 3000000; > + gpt_clock_tc.tc_quality = RTEMS_TIMECOUNTER_QUALITY_CLOCK_DRIVER; > + rtems_timecounter_install(&gpt_clock_tc); > + > + /* Clear pending interrupt */ > + gpt_irq_ack(); > + > + /* Fill the value to trigger the tick compare event */ > + cur_cnt = readl(timer->base + GPT_CNT); > + writel(cur_cnt + interval, timer->base + GPT_OCR1); > + > + /* Enable interrupt */ > + gpt_irq_enable(); > +} > + > +static void gpt_clock_at_tick(void) > +{ > + uint32_t gpt_cnt; > + /* > + * The GPT runs at 3M. > + * > + * rtems_configuration_get_microseconds_per_tick > + * interval = ---------------------- > + * 1000000 / 3000000 > + */ > + uint32_t interval = 3 * rtems_configuration_get_microseconds_per_tick(); > + > + gpt_irq_disable(); > + gpt_irq_ack(); > + > + gpt_cnt = readl(timer->base + GPT_CNT); > + writel(gpt_cnt + interval, timer->base + GPT_OCR1); > + > + gpt_irq_enable(); > +} > + > +CPU_Counter_ticks _CPU_Counter_read(void) > +{ > + return gpt_clock_get_timecount(NULL); > +} > + > +static rtems_interrupt_handler clock_isr = NULL; > + > +static void gpt_clock_handler_install(rtems_interrupt_handler isr) > +{ > + rtems_status_code sc = RTEMS_SUCCESSFUL; > + > + sc = rtems_interrupt_handler_install( > + timer->irq_nr, > + "Clock", > + RTEMS_INTERRUPT_UNIQUE, > + isr, > + NULL > + ); > + > + if (sc != RTEMS_SUCCESSFUL) { > + rtems_fatal_error_occurred(0xdeadbeef); > + } > + clock_isr = isr; > +} > + > +static void gpt_clock_cleanup(void) > +{ > + rtems_status_code sc = RTEMS_SUCCESSFUL; > + > + gpt_irq_ack(); > + > + gpt_irq_disable(); > + > + /* Remove interrupt handler */ > + sc = rtems_interrupt_handler_remove( > + timer->irq_nr, > + clock_isr, > + NULL > + ); > + if (sc != RTEMS_SUCCESSFUL) { > + rtems_fatal_error_occurred(0xdeadbeef); > + } > + clock_isr = NULL; > +} > + > +#define Clock_driver_support_at_tick() gpt_clock_at_tick() > +#define Clock_driver_support_initialize_hardware() gpt_clock_initialize() > +#define Clock_driver_support_install_isr(isr, old_isr) \ > + do { \ > + gpt_clock_handler_install(isr); \ > + old_isr = NULL; \ > + } while (0) > + > +#define Clock_driver_support_shutdown_hardware() gpt_clock_cleanup() > + > +/* Include shared source clock driver code */ > +#include "../../shared/clockdrv_shell.h" > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/include/bsp.h > b/c/src/lib/libbsp/arm/mx6ulevk/include/bsp.h > new file mode 100644 > index 0000000..516294a > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/include/bsp.h > @@ -0,0 +1,121 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com>. > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.org/license/LICENSE. > + */ > + > +#ifndef LIBBSP_ARM_MX6ULEVK_BSP_H > +#define LIBBSP_ARM_MX6ULEVK_BSP_H > + > +#include <bspopts.h> > +#include <stdint.h> > +#include <bsp/start.h> > +#include <bsp/default-initial-extension.h> > + > +#include <rtems.h> > +#include <rtems/irq-extension.h> > + > +#define BSP_FEATURE_IRQ_EXTENSION > + > +/* Access memory-mapped I/O devices */ > +#define mmio_read(a) (*(volatile uint32_t *)(a)) > +#define mmio_write(a,v) (*(volatile uint32_t *)(a) = (v)) > +#define mmio_set(a,v) mmio_write((a), mmio_read((a)) | (v)) > +#define mmio_clear(a,v) mmio_write((a), mmio_read((a)) & ~(v)) > + > +#define REG16(x)(*((volatile uint16_t *)(x))) > +#define REG(x)(*((volatile uint32_t *)(x))) > +#define BIT(x)(0x1 << x) > + > +#define udelay(u) rtems_task_wake_after(1 + > ((u)/rtems_configuration_get_microseconds_per_tick())) > + > +/* Write a uint32_t value to a memory address. */ > +static inline void > +write32(uint32_t address, uint32_t value) > +{ > + REG(address) = value; > +} > + > +/* Read an uint32_t from a memory address */ > +static inline uint32_t > +read32(uint32_t address) > +{ > + return REG(address); > +} > + > +/* Set a 32 bits value depending on a mask */ > +static inline void > +set32(uint32_t address, uint32_t mask, uint32_t value) > +{ > + uint32_t val; > + val = read32(address); > + /* clear the bits */ > + val &= ~(mask); > + /* apply the value using the mask */ > + val |= (value & mask); > + write32(address, val); > +} > + > +/* Write a uint16_t value to a memory address. */ > +static inline void > +write16(uint32_t address, uint16_t value) > +{ > + REG16(address) = value; > +} > + > +/* Read an uint16_t from a memory address */ > +static inline uint16_t > +read16(uint32_t address) > +{ > + return REG16(address); > +} > + > +/* Data synchronization barrier */ > +static inline void dsb(void) > +{ > + asm volatile("dsb" : : : "memory"); > +} > + > +/* Instruction synchronization barrier */ > +static inline void isb(void) > +{ > + asm volatile("isb" : : : "memory"); > +} > + > +/* flush data cache */ > +static inline void flush_data_cache(void) > +{ > + asm volatile( > + "mov r0, #0\n" > + "mcr p15, #0, r0, c7, c10, #4\n" > + : /* No outputs */ > + : /* No inputs */ > + : "r0","memory" > + ); > +} > + > +#define __arch_getb(a) (*(volatile unsigned char *)(a)) > +#define __arch_getw(a) (*(volatile unsigned short *)(a)) > +#define __arch_getl(a) (*(volatile unsigned int *)(a)) > + > +#define __arch_putb(v,a) (*(volatile unsigned char *)(a) = (v)) > +#define __arch_putw(v,a) (*(volatile unsigned short *)(a) = (v)) > +#define __arch_putl(v,a) (*(volatile unsigned int *)(a) = (v)) > + > +#define writeb(v,c) ({ unsigned char __v = v; __arch_putb(__v,c); __v; }) > +#define writew(v,c) ({ unsigned short __v = v; __arch_putw(__v,c); __v; }) > +#define writel(v,c) ({ unsigned int __v = v; __arch_putl(__v,c); __v; }) > + > +#define readb(c) ({ unsigned char __v = __arch_getb(c); __v; }) > +#define readw(c) ({ unsigned short __v = __arch_getw(c); __v; }) > +#define readl(c) ({ unsigned int __v = __arch_getl(c); __v; }) > + > +#define BSP_ARM_GIC_DIST_BASE 0x00a01000 > +#define BSP_ARM_GIC_CPUIF_BASE 0x00a02000 > + > +#define GPT_TIMER_BASE 0x02098000 > +#define UART_BASE 0x02020000 > + > +#endif /* LIBBSP_ARM_BEAGLE_BSP_H */ > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/include/imx6-gpt.h > b/c/src/lib/libbsp/arm/mx6ulevk/include/imx6-gpt.h > new file mode 100644 > index 0000000..6ce9c15 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/include/imx6-gpt.h > @@ -0,0 +1,48 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com>. > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.org/license/LICENSE. > + */ > + > +#ifndef LIBBSP_ARM_MX6ULEVK_GPT_H > +#define LIBBSP_ARM_MX6ULEVK_GPT_H > + > +#include <stdint.h> > + > +/* i.MX6 GPT register bit definition */ > +#define TCTL_WAITEN (1 << 3) > +#define TCTL_CLK_IPG (1 << 6) > +#define TCTL_CLK_PER (2 << 6) > +#define TCTL_CLK_OSC_DIV8 (5 << 6) > +#define TCTL_CLK_OSC (7 << 6) > +#define TCTL_24MEN (1 << 10) > +#define TCTL_FRR (1 << 9) > +#define TPRER_PRE24M 12 > +#define IR 0x0c > +#define TSTAT 0x08 > +#define TSTAT_OF1 (1 << 0) > +#define TCN 0x24 > +#define TCMP 0x10 > +#define TCTL_TEN (1 << 0) /* Enable module */ > + > +/* Register offset */ > +#define GPT_CR 0x0 > +#define GPT_PR 0x4 > +#define GPT_SR 0x8 > +#define GPT_IR 0xC > +#define GPT_OCR1 0x10 > +#define GPT_OCR2 0x14 > +#define GPT_OCR3 0x18 > +#define GPT_ICR1 0x1C > +#define GPT_ICR2 0x20 > +#define GPT_CNT 0x24 > + > +typedef struct imx6_gpt_timer > +{ > + uint32_t base; > + int irq_nr; > +} imx6_gpt_timer_t; > + > +#endif > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/include/imx6-uart.h > b/c/src/lib/libbsp/arm/mx6ulevk/include/imx6-uart.h > new file mode 100644 > index 0000000..cbce66a > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/include/imx6-uart.h > @@ -0,0 +1,60 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com>. > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.org/license/LICENSE. > + */ > + > +#ifndef LIBBSP_ARM_MX6ULEVK_UART_REGS_H > +#define LIBBSP_ARM_MX6ULEVK_UART_REGS_H > + > +/* Register offset */ > +#define URXD_OFF 0x0 > +#define UTXD_OFF 0x40 > +#define UCR1_OFF 0x80 > +#define UCR2_OFF 0x84 > +#define UCR3_OFF 0x88 > +#define UCR4_OFF 0x8c > +#define UFCR_OFF 0x90 > +#define USR1_OFF 0x94 > +#define USR2_OFF 0x98 > +#define UESC_OFF 0x9c > +#define UTIM_OFF 0xa0 > +#define UBIR_OFF 0xa4 > +#define UBMR_OFF 0xa8 > +#define UBRC_OFF 0xac > +#define ONEMS_OFF 0xb0 > +#define UTS_OFF 0xb4 > + > +/* Register Bit Fields.*/ > +#define URXD_CHARRDY (1<<15) > +#define URXD_ERR (1<<14) > +#define URXD_OVRRUN (1<<13) > +#define URXD_FRMERR (1<<12) > +#define URXD_BRK (1<<11) > +#define URXD_PRERR (1<<10) > +#define URXD_RX_DATA (0xFF) > +#define UCR1_ADEN (1<<15) > +#define UCR1_ADBR (1<<14) > +#define UCR1_TRDYEN (1<<13) > +#define UCR1_IDEN (1<<12) > +#define UCR1_RRDYEN (1<<9) > +#define UCR1_RDMAEN (1<<8) > +#define UCR1_IREN (1<<7) > +#define UCR1_TXMPTYEN (1<<6) > +#define UCR1_RTSDEN (1<<5) > +#define UCR1_SNDBRK (1<<4) > +#define UCR1_TDMAEN (1<<3) > +#define UCR1_UARTCLKEN (1<<2) > +#define UCR1_DOZE (1<<1) > +#define UCR1_UARTEN (1<<0) > +#define UTS_FRCPERR (1<<13) > +#define UTS_LOOP (1<<12) > +#define UTS_TXEMPTY (1<<6) > +#define UTS_RXEMPTY (1<<5) > +#define UTS_TXFULL (1<<4) > +#define UTS_RXFULL (1<<3) > +#define UTS_SOFTRST (1<<0) > + > +#endif > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/include/irq.h > b/c/src/lib/libbsp/arm/mx6ulevk/include/irq.h > new file mode 100644 > index 0000000..ff75953 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/include/irq.h > @@ -0,0 +1,38 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com>. > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.com/license/LICENSE. > + */ > + > +#ifndef LIBBSP_ARM_MX6ULEVK_IRQ_H > +#define LIBBSP_ARM_MX6ULEVK_IRQ_H > + > +#ifndef ASM > + > +#include <rtems/irq.h> > +#include <rtems/irq-extension.h> > + > +#include <bsp/arm-gic-irq.h> > + > +#ifdef __cplusplus > +extern "C" { > +#endif /* __cplusplus */ > + > +/* > + * Interrupt Vector numbers > + */ > +#define UART_IRQ 58 > +#define GPT_IRQ 87 > + > +#define BSP_INTERRUPT_VECTOR_MIN 0 > > +#define BSP_INTERRUPT_VECTOR_MAX 158 > + > +#ifdef __cplusplus > +} > +#endif /* __cplusplus */ > + > +#endif /* ASM */ > + > +#endif /* LIBBSP_ARM_MX6ULEVK_IRQ_H */ > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/include/tm27.h > b/c/src/lib/libbsp/arm/mx6ulevk/include/tm27.h > new file mode 100644 > index 0000000..96ab469 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/include/tm27.h > @@ -0,0 +1,24 @@ > +/* > + * Copyright (c) 2013 embedded brains GmbH. All rights reserved. > + * > + * embedded brains GmbH > + * Dornierstr. 4 > + * 82178 Puchheim > + * Germany > + * <i...@embedded-brains.de> > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.com/license/LICENSE. > + */ > + > +#ifndef _RTEMS_TMTEST27 > +#error "This is an RTEMS internal file you must not include directly." > +#endif > + > +#ifndef __tm27_h > +#define __tm27_h > + > +#include <bsp/arm-gic-tm27.h> > + > +#endif /* __tm27_h */ > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/make/custom/mx6ulevk.cfg > b/c/src/lib/libbsp/arm/mx6ulevk/make/custom/mx6ulevk.cfg > new file mode 100644 > index 0000000..162e1ad > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/make/custom/mx6ulevk.cfg > @@ -0,0 +1,9 @@ > +include $(RTEMS_ROOT)/make/custom/default.cfg > + > +RTEMS_CPU_MODEL=mx6 > + > +RTEMS_CPU = arm > + > +CPU_CFLAGS = -march=armv7-a -mfpu=neon -mfloat-abi=soft -mtune=cortex-a7 > + > +CFLAGS_OPTIMIZE_V ?= -O0 -g > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/preinstall.am > b/c/src/lib/libbsp/arm/mx6ulevk/preinstall.am > new file mode 100644 > index 0000000..7a0dee4 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/preinstall.am > @@ -0,0 +1,151 @@ > +## Automatically generated by ampolish3 - Do not edit > + > +if AMPOLISH3 > +$(srcdir)/preinstall.am: Makefile.am > + $(AMPOLISH3) $(srcdir)/Makefile.am > $(srcdir)/preinstall.am > +endif > + > +PREINSTALL_DIRS = > +DISTCLEANFILES += $(PREINSTALL_DIRS) > + > +all-local: $(TMPINSTALL_FILES) > + > +TMPINSTALL_FILES = > +CLEANFILES = $(TMPINSTALL_FILES) > + > +all-am: $(PREINSTALL_FILES) > + > +PREINSTALL_FILES = > +CLEANFILES += $(PREINSTALL_FILES) > + > +$(PROJECT_LIB)/$(dirstamp): > + @$(MKDIR_P) $(PROJECT_LIB) > + @: > $(PROJECT_LIB)/$(dirstamp) > +PREINSTALL_DIRS += $(PROJECT_LIB)/$(dirstamp) > + > +$(PROJECT_INCLUDE)/$(dirstamp): > + @$(MKDIR_P) $(PROJECT_INCLUDE) > + @: > $(PROJECT_INCLUDE)/$(dirstamp) > +PREINSTALL_DIRS += $(PROJECT_INCLUDE)/$(dirstamp) > + > +$(PROJECT_INCLUDE)/bsp/$(dirstamp): > + @$(MKDIR_P) $(PROJECT_INCLUDE)/bsp > + @: > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > +PREINSTALL_DIRS += $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + > +$(PROJECT_INCLUDE)/libcpu/$(dirstamp): > + @$(MKDIR_P) $(PROJECT_INCLUDE)/libcpu > + @: > $(PROJECT_INCLUDE)/libcpu/$(dirstamp) > +PREINSTALL_DIRS += $(PROJECT_INCLUDE)/libcpu/$(dirstamp) > + > +$(PROJECT_LIB)/bsp_specs: bsp_specs $(PROJECT_LIB)/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_LIB)/bsp_specs > +PREINSTALL_FILES += $(PROJECT_LIB)/bsp_specs > + > +$(PROJECT_INCLUDE)/bsp.h: include/bsp.h $(PROJECT_INCLUDE)/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp.h > + > +$(PROJECT_INCLUDE)/bsp/imx6-gpt.h: include/imx6-gpt.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/imx6-gpt.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/imx6-gpt.h > + > +$(PROJECT_INCLUDE)/bsp/imx6-uart.h: include/imx6-uart.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/imx6-uart.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/imx6-uart.h > + > +$(PROJECT_INCLUDE)/tm27.h: include/tm27.h $(PROJECT_INCLUDE)/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/tm27.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/tm27.h > + > +$(PROJECT_INCLUDE)/coverhd.h: ../../shared/include/coverhd.h > $(PROJECT_INCLUDE)/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/coverhd.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/coverhd.h > + > +$(PROJECT_INCLUDE)/bspopts.h: include/bspopts.h > $(PROJECT_INCLUDE)/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bspopts.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bspopts.h > + > +$(PROJECT_INCLUDE)/bsp/bootcard.h: ../../shared/include/bootcard.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bootcard.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bootcard.h > + > +$(PROJECT_INCLUDE)/bsp/utility.h: ../../shared/include/utility.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/utility.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/utility.h > + > +$(PROJECT_INCLUDE)/bsp/irq-generic.h: ../../shared/include/irq-generic.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq-generic.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq-generic.h > + > +$(PROJECT_INCLUDE)/bsp/irq-info.h: ../../shared/include/irq-info.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq-info.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq-info.h > + > +$(PROJECT_INCLUDE)/bsp/stackalloc.h: ../../shared/include/stackalloc.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/stackalloc.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/stackalloc.h > + > +$(PROJECT_INCLUDE)/bsp/uart-output-char.h: > ../../shared/include/uart-output-char.h $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/uart-output-char.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/uart-output-char.h > + > +$(PROJECT_INCLUDE)/bsp/arm-a8core-start.h: > ../shared/include/arm-a8core-start.h $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-a8core-start.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-a8core-start.h > + > +$(PROJECT_INCLUDE)/bsp/arm-cp15-start.h: ../shared/include/arm-cp15-start.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-cp15-start.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-cp15-start.h > + > +$(PROJECT_INCLUDE)/bsp/arm-errata.h: ../shared/include/arm-errata.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-errata.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-errata.h > + > +$(PROJECT_INCLUDE)/bsp/arm-release-id.h: ../shared/include/arm-release-id.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-release-id.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-release-id.h > + > +$(PROJECT_INCLUDE)/bsp/start.h: ../shared/include/start.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/start.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/start.h > + > +$(PROJECT_INCLUDE)/bsp/arm-gic.h: ../shared/include/arm-gic.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-gic.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-gic.h > + > +$(PROJECT_INCLUDE)/bsp/arm-gic-irq.h: ../shared/include/arm-gic-irq.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-gic-irq.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-gic-irq.h > + > +$(PROJECT_INCLUDE)/bsp/arm-gic-regs.h: ../shared/include/arm-gic-regs.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-gic-regs.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-gic-regs.h > + > +$(PROJECT_INCLUDE)/bsp/arm-gic-tm27.h: ../shared/include/arm-gic-tm27.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-gic-tm27.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-gic-tm27.h > + > +$(PROJECT_INCLUDE)/bsp/arm-release-id.h: ../shared/include/arm-release-id.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-release-id.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-release-id.h > + > +$(PROJECT_INCLUDE)/bsp/irq.h: include/irq.h > $(PROJECT_INCLUDE)/bsp/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq.h > + > +$(PROJECT_INCLUDE)/libcpu/arm-cp15.h: > ../../../libcpu/arm/shared/include/arm-cp15.h > $(PROJECT_INCLUDE)/libcpu/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/libcpu/arm-cp15.h > +PREINSTALL_FILES += $(PROJECT_INCLUDE)/libcpu/arm-cp15.h > + > +$(PROJECT_LIB)/start.$(OBJEXT): start.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_LIB)/start.$(OBJEXT) > +TMPINSTALL_FILES += $(PROJECT_LIB)/start.$(OBJEXT) > + > +$(PROJECT_LIB)/linkcmds: startup/linkcmds $(PROJECT_LIB)/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds > +TMPINSTALL_FILES += $(PROJECT_LIB)/linkcmds > + > +$(PROJECT_LIB)/linkcmds.mx6ulevk: startup/linkcmds.mx6ulevk > $(PROJECT_LIB)/$(dirstamp) > + $(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds.mx6ulevk > +TMPINSTALL_FILES += $(PROJECT_LIB)/linkcmds.mx6ulevk > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/startup/bspreset.c > b/c/src/lib/libbsp/arm/mx6ulevk/startup/bspreset.c > new file mode 100644 > index 0000000..52d07cd > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/startup/bspreset.c > @@ -0,0 +1,24 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com> > + * > + * Copyright (c) 2013 embedded brains GmbH. All rights reserved. > + * > + * embedded brains GmbH > + * Dornierstr. 4 > + * 82178 Puchheim > + * Germany > + * <i...@embedded-brains.de> > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.com/license/LICENSE. > + */ > + > +#include <bsp/bootcard.h> > + > +void bsp_reset(void) > +{ > + while (true) { > + /* TODO */; > + } > +} > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/startup/bspstart.c > b/c/src/lib/libbsp/arm/mx6ulevk/startup/bspstart.c > new file mode 100644 > index 0000000..8ebd187 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/startup/bspstart.c > @@ -0,0 +1,25 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com> > + * > + * Copyright (c) 2013 embedded brains GmbH. All rights reserved. > + * > + * embedded brains GmbH > + * Dornierstr. 4 > + * 82178 Puchheim > + * Germany > + * <i...@embedded-brains.de> > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.com/license/LICENSE. > + */ > + > +#include <bsp.h> > +#include <bsp/bootcard.h> > +#include <bsp/irq-generic.h> > + > +void bsp_start(void) > +{ > + bsp_interrupt_initialize(); > + printk("\n RTEMS MX6ULEVK board \n"); > +} > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/startup/bspstarthooks.c > b/c/src/lib/libbsp/arm/mx6ulevk/startup/bspstarthooks.c > new file mode 100644 > index 0000000..28288f9 > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/startup/bspstarthooks.c > @@ -0,0 +1,70 @@ > +/* > + * Copyright (c) 2016 Peng Fan <van.free...@gmail.com> > + * > + * Copyright (c) 2013 embedded brains GmbH. All rights reserved. > + * > + * embedded brains GmbH > + * Dornierstr. 4 > + * 82178 Puchheim > + * Germany > + * <i...@embedded-brains.de> > + * > + * The license and distribution terms for this file may be > + * found in the file LICENSE in this distribution or at > + * http://www.rtems.com/license/LICENSE. > + */ > + > +#include <bsp.h> > +#include <bsp/start.h> > +#include <bsp/arm-cp15-start.h> > +#include <bsp/arm-a8core-start.h> > + > +BSP_START_DATA_SECTION static const arm_cp15_start_section_config > +mx6ulevk_mmu_config_table[] = { > + ARMV7_CP15_START_DEFAULT_SECTIONS, > + { > + /* ARM CORE */ > + .begin = 0x00A00000U, > + .end = 0x00A08000U, > + .flags = ARMV7_MMU_DEVICE > + }, { > + /* AIPS1 */ > + .begin = 0x02000000U, > + .end = 0x02100000U, > + .flags = ARMV7_MMU_DEVICE > + }, { > + /* AIPS2 */ > + .begin = 0x02100000U, > + .end = 0x02200000U, > + .flags = ARMV7_MMU_DEVICE > + } > +}; > + > +BSP_START_TEXT_SECTION static void setup_mmu_and_cache(void) > +{ > + > + uint32_t ctrl = arm_cp15_start_setup_mmu_and_cache( > + ARM_CP15_CTRL_A | ARM_CP15_CTRL_M, > + ARM_CP15_CTRL_AFE | ARM_CP15_CTRL_Z > + ); > + > + arm_cp15_start_setup_translation_table_and_enable_mmu_and_cache( > + ctrl, > + (uint32_t *) bsp_translation_table_base, > + ARM_MMU_DEFAULT_CLIENT_DOMAIN, > + &mx6ulevk_mmu_config_table[0], > + RTEMS_ARRAY_SIZE(mx6ulevk_mmu_config_table) > + ); > +} > + > +BSP_START_TEXT_SECTION void bsp_start_hook_0(void) > +{ > +} > + > +BSP_START_TEXT_SECTION void bsp_start_hook_1(void) > +{ > + arm_a8core_start_hook_1(); > + bsp_start_copy_sections(); > + setup_mmu_and_cache(); > + bsp_start_clear_bss(); > +} > diff --git a/c/src/lib/libbsp/arm/mx6ulevk/startup/linkcmds.mx6ulevk > b/c/src/lib/libbsp/arm/mx6ulevk/startup/linkcmds.mx6ulevk > new file mode 100644 > index 0000000..20ea3eb > --- /dev/null > +++ b/c/src/lib/libbsp/arm/mx6ulevk/startup/linkcmds.mx6ulevk > @@ -0,0 +1,48 @@ > +/** > + * @file > + * > + * @ingroup arm_beagle > + * > + * @brief Linker script for beagles. > + */ > + > +MEMORY { > + /* Beagleboards and beaglebones all > + * have either 256M or 512M memory. We just > + * use 256M for all. > + */ > + RAM : ORIGIN = 0x80000000, LENGTH = 256M - 4M > + RAM_MMU : ORIGIN = 0x80000000 + 256M - 4M, LENGTH = 16k > +} > + > +REGION_ALIAS ("REGION_START", RAM); > +REGION_ALIAS ("REGION_VECTOR", RAM); > +REGION_ALIAS ("REGION_TEXT", RAM); > +REGION_ALIAS ("REGION_TEXT_LOAD", RAM); > +REGION_ALIAS ("REGION_RODATA", RAM); > +REGION_ALIAS ("REGION_RODATA_LOAD", RAM); > +REGION_ALIAS ("REGION_DATA", RAM); > +REGION_ALIAS ("REGION_DATA_LOAD", RAM); > +REGION_ALIAS ("REGION_FAST_TEXT", RAM); > +REGION_ALIAS ("REGION_FAST_TEXT_LOAD", RAM); > +REGION_ALIAS ("REGION_FAST_DATA", RAM); > +REGION_ALIAS ("REGION_FAST_DATA_LOAD", RAM); > +REGION_ALIAS ("REGION_BSS", RAM); > +REGION_ALIAS ("REGION_WORK", RAM); > +REGION_ALIAS ("REGION_STACK", RAM); > +REGION_ALIAS ("REGION_NOCACHE", RAM); > +REGION_ALIAS ("REGION_NOCACHE_LOAD", RAM); > + > +bsp_stack_irq_size = DEFINED (bsp_stack_irq_size) ? bsp_stack_irq_size : > 4096; > +bsp_stack_abt_size = DEFINED (bsp_stack_abt_size) ? bsp_stack_abt_size : > 1024; > + > +bsp_section_rwbarrier_align = DEFINED (bsp_section_rwbarrier_align) ? > bsp_section_rwbarrier_align : 1M; > + > +bsp_vector_table_in_start_section = 1; > + > +bsp_translation_table_base = ORIGIN (RAM_MMU); > +bsp_translation_table_end = ORIGIN (RAM_MMU) + LENGTH (RAM_MMU); > + > +INCLUDE linkcmds.armv4 > + > +HeapSize = 1024 * 1024; > -- -------------------------------------------- embedded brains GmbH Thomas Doerfler Dornierstr. 4 D-82178 Puchheim Germany email: thomas.doerf...@embedded-brains.de Phone: +49-89-18 94 741-12 Fax: +49-89-18 94 741-09 PGP: Public key available on request. Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG. _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
