Hi Thomas, 2016-08-01 20:15 GMT+08:00 Thomas Doerfler < thomas.doerf...@embedded-brains.de>:
> 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? > Sorry for late reply. No update (:, busy on other things. I would like to support low end i.MX6 processors using RTEMS, but i do not have much time on this. I am happy to see, if you would like to upstream or reuse the code or else. Regards, Peng. > > 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
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