--- c/src/lib/libbsp/arm/raspberrypi/Makefile.am | 10 ++- c/src/lib/libbsp/arm/raspberrypi/preinstall.am | 8 +++ .../libbsp/arm/raspberrypi/startup/bspstarthooks.c | 22 +----- c/src/lib/libbsp/arm/raspberrypi/startup/linkcmds | 4 +- .../arm/raspberrypi/startup/mm_config_table.c | 71 +++++++++++++++++++ c/src/lib/libbsp/arm/realview-pbx-a9/Makefile.am | 6 ++ c/src/lib/libbsp/arm/realview-pbx-a9/preinstall.am | 12 ++-- .../arm/realview-pbx-a9/startup/bspstarthooks.c | 80 +--------------------- .../arm/realview-pbx-a9/startup/mm_config_table.c | 79 +++++++++++++++++++++ c/src/lib/libbsp/arm/xilinx-zynq/Makefile.am | 6 ++ c/src/lib/libbsp/arm/xilinx-zynq/preinstall.am | 4 ++ .../libbsp/arm/xilinx-zynq/startup/bspstarthooks.c | 74 +------------------- .../arm/xilinx-zynq/startup/mm_config_table.c | 79 +++++++++++++++++++++ 13 files changed, 280 insertions(+), 175 deletions(-) create mode 100644 c/src/lib/libbsp/arm/raspberrypi/startup/mm_config_table.c create mode 100644 c/src/lib/libbsp/arm/realview-pbx-a9/startup/mm_config_table.c create mode 100644 c/src/lib/libbsp/arm/xilinx-zynq/startup/mm_config_table.c
diff --git a/c/src/lib/libbsp/arm/raspberrypi/Makefile.am b/c/src/lib/libbsp/arm/raspberrypi/Makefile.am index 24d396c..e1a38e3 100644 --- a/c/src/lib/libbsp/arm/raspberrypi/Makefile.am +++ b/c/src/lib/libbsp/arm/raspberrypi/Makefile.am @@ -27,6 +27,7 @@ nodist_include_HEADERS = ../../shared/include/coverhd.h \ nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h include_bsp_HEADERS = +include_bsp_HEADERS += ../../../libbsp/shared/include/mm.h include_bsp_HEADERS += ../../shared/include/utility.h include_bsp_HEADERS += ../../shared/include/irq-generic.h include_bsp_HEADERS += ../../shared/include/irq-info.h @@ -35,6 +36,7 @@ include_bsp_HEADERS += ../../shared/include/uart-output-char.h include_bsp_HEADERS += ../../shared/tod.h include_bsp_HEADERS += ../shared/include/linker-symbols.h include_bsp_HEADERS += ../shared/include/start.h +include_bsp_HEADERS += ../shared/include/arm-cp15-start.h include_bsp_HEADERS += ../shared/lpc/include/lpc-timer.h include_bsp_HEADERS += ../shared/lpc/include/lpc-dma.h include_bsp_HEADERS += include/irq.h @@ -83,7 +85,7 @@ libbsp_a_SOURCES += ../../shared/sbrk.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-ttb-entries.c # Startup libbsp_a_SOURCES += startup/bspreset.c @@ -91,6 +93,7 @@ libbsp_a_SOURCES += startup/bspstart.c # IRQ libbsp_a_SOURCES += ../../shared/src/irq-default-handler.c +libbsp_a_SOURCES += ../shared/arm-cp15-set-exception-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 @@ -127,6 +130,11 @@ libbsp_a_CPPFLAGS += -I$(srcdir)/../../../libcpu/arm/shared/include # Start hooks libbsp_a_SOURCES += startup/bspstarthooks.c +# LIBMM +libbsp_a_SOURCES += startup/mm_config_table.c +libbsp_a_SOURCES += ../shared/mm.c +libbsp_a_SOURCES += ../shared/mminit.c + ############################################################################### # Network # ############################################################################### diff --git a/c/src/lib/libbsp/arm/raspberrypi/preinstall.am b/c/src/lib/libbsp/arm/raspberrypi/preinstall.am index 056c5f1..a638e64 100644 --- a/c/src/lib/libbsp/arm/raspberrypi/preinstall.am +++ b/c/src/lib/libbsp/arm/raspberrypi/preinstall.am @@ -62,6 +62,10 @@ $(PROJECT_INCLUDE)/bsp/bootcard.h: ../../shared/include/bootcard.h $(PROJECT_INC $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bootcard.h PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bootcard.h +$(PROJECT_INCLUDE)/bsp/mm.h: ../../../libbsp/shared/include/mm.h $(PROJECT_INCLUDE)/bsp/$(dirstamp) + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/mm.h +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/mm.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 @@ -94,6 +98,10 @@ $(PROJECT_INCLUDE)/bsp/start.h: ../shared/include/start.h $(PROJECT_INCLUDE)/bsp $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/start.h PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/start.h +$(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/lpc-timer.h: ../shared/lpc/include/lpc-timer.h $(PROJECT_INCLUDE)/bsp/$(dirstamp) $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/lpc-timer.h PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/lpc-timer.h diff --git a/c/src/lib/libbsp/arm/raspberrypi/startup/bspstarthooks.c b/c/src/lib/libbsp/arm/raspberrypi/startup/bspstarthooks.c index a224168..bb887ca 100644 --- a/c/src/lib/libbsp/arm/raspberrypi/startup/bspstarthooks.c +++ b/c/src/lib/libbsp/arm/raspberrypi/startup/bspstarthooks.c @@ -7,6 +7,7 @@ */ /* + * Copyright (c) 2013. Hesham AL-Matary * Copyright (c) 2013 by Alan Cudmore * based on work by: * Copyright (c) 2009 @@ -24,28 +25,11 @@ #include <bspopts.h> #include <bsp/start.h> #include <bsp/raspberrypi.h> -#include <bsp/mmu.h> - -static void BSP_START_TEXT_SECTION raspberrypi_cache_setup(void) -{ - uint32_t ctrl = 0; - - /* Disable MMU and cache, basic settings */ - ctrl = arm_cp15_get_control(); - ctrl &= ~(ARM_CP15_CTRL_I | ARM_CP15_CTRL_R | ARM_CP15_CTRL_C - | ARM_CP15_CTRL_V | ARM_CP15_CTRL_M); - ctrl |= ARM_CP15_CTRL_S; - arm_cp15_set_control(ctrl); - - arm_cp15_cache_invalidate(); - arm_cp15_tlb_invalidate(); - -} - +#include <bsp/mm.h> void BSP_START_TEXT_SECTION bsp_start_hook_0(void) { - raspberrypi_cache_setup(); + bsp_memory_management_initialize(); } diff --git a/c/src/lib/libbsp/arm/raspberrypi/startup/linkcmds b/c/src/lib/libbsp/arm/raspberrypi/startup/linkcmds index b9a0dd8..c12b348 100644 --- a/c/src/lib/libbsp/arm/raspberrypi/startup/linkcmds +++ b/c/src/lib/libbsp/arm/raspberrypi/startup/linkcmds @@ -35,7 +35,8 @@ MEMORY { VECTOR_RAM (AIW) : ORIGIN = 0x0 , LENGTH = 0x8000 - RAM (AIW) : ORIGIN = 0x00008000, LENGTH = 128M - 0x8000 + RAM (AIW) : ORIGIN = 0x00008000, LENGTH = 128M - 48K + RAM_MMU (AIW) : ORIGIN = 128M - 16k, LENGTH = 16k } REGION_ALIAS ("REGION_START", RAM); @@ -58,5 +59,6 @@ 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_robarrier_align = DEFINED (bsp_section_robarrier_align) ? bsp_section_robarrier_align : 1M; +bsp_translation_table_base = ORIGIN (RAM_MMU); INCLUDE linkcmds.armv4 diff --git a/c/src/lib/libbsp/arm/raspberrypi/startup/mm_config_table.c b/c/src/lib/libbsp/arm/raspberrypi/startup/mm_config_table.c new file mode 100644 index 0000000..35d5ebd --- /dev/null +++ b/c/src/lib/libbsp/arm/raspberrypi/startup/mm_config_table.c @@ -0,0 +1,71 @@ +/* + * 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/mm.h> +#include <libcpu/arm-cp15.h> +#include <bsp/start.h> + +#ifdef RTEMS_SMP + #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_SHAREABLE +#else + #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_CACHED +#endif + +BSP_START_DATA_SECTION const mm_init_start_config +bsp_mm_config_table[] = { + { + .begin = (uint32_t) bsp_section_fast_text_begin, + .end = (uint32_t) bsp_section_fast_text_end, + .flags = ARMV7_MMU_CODE_CACHED + }, { + .begin = (uint32_t) bsp_section_fast_data_begin, + .end = (uint32_t) bsp_section_fast_data_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_start_begin, + .end = (uint32_t) bsp_section_start_end, + .flags = ARMV7_MMU_CODE_CACHED + }, { + .begin = (uint32_t) bsp_section_vector_begin, + .end = (uint32_t) bsp_section_vector_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_text_begin, + .end = (uint32_t) bsp_section_text_end, + .flags = ARMV7_MMU_CODE_CACHED + }, { + .begin = (uint32_t) bsp_section_rodata_begin, + .end = (uint32_t) bsp_section_rodata_end, + .flags = ARMV7_MMU_DATA_READ_ONLY_CACHED + }, { + .begin = (uint32_t) bsp_section_data_begin, + .end = (uint32_t) bsp_section_data_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_bss_begin, + .end = (uint32_t) bsp_section_bss_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_work_begin, + .end = (uint32_t) bsp_section_work_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_stack_begin, + .end = (uint32_t) bsp_section_stack_end, + .flags = MMU_DATA_READ_WRITE + } +}; + +BSP_START_DATA_SECTION const size_t bsp_mm_config_table_size = +RTEMS_ARRAY_SIZE(&bsp_mm_config_table); diff --git a/c/src/lib/libbsp/arm/realview-pbx-a9/Makefile.am b/c/src/lib/libbsp/arm/realview-pbx-a9/Makefile.am index e97c120..d663f4a 100644 --- a/c/src/lib/libbsp/arm/realview-pbx-a9/Makefile.am +++ b/c/src/lib/libbsp/arm/realview-pbx-a9/Makefile.am @@ -27,6 +27,7 @@ nodist_include_HEADERS = ../../shared/include/coverhd.h \ nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h include_bsp_HEADERS = +include_bsp_HEADERS += ../../../libbsp/shared/include/mm.h include_bsp_HEADERS += ../../shared/include/utility.h include_bsp_HEADERS += ../../shared/include/irq-generic.h include_bsp_HEADERS += ../../shared/include/irq-info.h @@ -127,6 +128,11 @@ 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 +# LIBMM +libbsp_a_SOURCES += startup/mm_config_table.c +libbsp_a_SOURCES += ../shared/mm.c +libbsp_a_SOURCES += ../shared/mminit.c + # Start hooks libbsp_a_SOURCES += startup/bspstarthooks.c diff --git a/c/src/lib/libbsp/arm/realview-pbx-a9/preinstall.am b/c/src/lib/libbsp/arm/realview-pbx-a9/preinstall.am index 8d26e05..d5e1a96 100644 --- a/c/src/lib/libbsp/arm/realview-pbx-a9/preinstall.am +++ b/c/src/lib/libbsp/arm/realview-pbx-a9/preinstall.am @@ -62,6 +62,10 @@ $(PROJECT_INCLUDE)/bsp/bootcard.h: ../../shared/include/bootcard.h $(PROJECT_INC $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bootcard.h PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bootcard.h +$(PROJECT_INCLUDE)/bsp/mm.h: ../../../libbsp/shared/include/mm.h $(PROJECT_INCLUDE)/bsp/$(dirstamp) + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/mm.h +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/mm.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 @@ -98,10 +102,6 @@ $(PROJECT_INCLUDE)/bsp/arm-a9mpcore-start.h: ../shared/include/arm-a9mpcore-star $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/arm-a9mpcore-start.h PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/arm-a9mpcore-start.h -$(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-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 @@ -146,6 +146,10 @@ $(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)/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)/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 diff --git a/c/src/lib/libbsp/arm/realview-pbx-a9/startup/bspstarthooks.c b/c/src/lib/libbsp/arm/realview-pbx-a9/startup/bspstarthooks.c index e598c06..a3cde20 100644 --- a/c/src/lib/libbsp/arm/realview-pbx-a9/startup/bspstarthooks.c +++ b/c/src/lib/libbsp/arm/realview-pbx-a9/startup/bspstarthooks.c @@ -14,84 +14,8 @@ #include <bsp.h> #include <bsp/start.h> -#include <bsp/arm-cp15-start.h> #include <bsp/arm-a9mpcore-start.h> -#include <bsp/linker-symbols.h> - -#ifdef RTEMS_SMP - #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_SHAREABLE -#else - #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_CACHED -#endif - -BSP_START_DATA_SECTION static const arm_cp15_start_section_config -rvpbxa9_mmu_config_table[] = { - { - .begin = (uint32_t) bsp_section_fast_text_begin, - .end = (uint32_t) bsp_section_fast_text_end, - .flags = ARMV7_MMU_CODE_CACHED - }, { - .begin = (uint32_t) bsp_section_fast_data_begin, - .end = (uint32_t) bsp_section_fast_data_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_start_begin, - .end = (uint32_t) bsp_section_start_end, - .flags = ARMV7_MMU_CODE_CACHED - }, { - .begin = (uint32_t) bsp_section_vector_begin, - .end = (uint32_t) bsp_section_vector_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_text_begin, - .end = (uint32_t) bsp_section_text_end, - .flags = ARMV7_MMU_CODE_CACHED - }, { - .begin = (uint32_t) bsp_section_rodata_begin, - .end = (uint32_t) bsp_section_rodata_end, - .flags = ARMV7_MMU_DATA_READ_ONLY_CACHED - }, { - .begin = (uint32_t) bsp_section_data_begin, - .end = (uint32_t) bsp_section_data_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_bss_begin, - .end = (uint32_t) bsp_section_bss_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_work_begin, - .end = (uint32_t) bsp_section_work_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_stack_begin, - .end = (uint32_t) bsp_section_stack_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = 0x10000000U, - .end = 0x10020000U, - .flags = ARMV7_MMU_DEVICE - }, { - .begin = 0x1f000000U, - .end = 0x20000000U, - .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_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, - &rvpbxa9_mmu_config_table[0], - RTEMS_ARRAY_SIZE(rvpbxa9_mmu_config_table) - ); -} +#include <bsp/mm.h> BSP_START_TEXT_SECTION void bsp_start_hook_0(void) { @@ -102,6 +26,6 @@ BSP_START_TEXT_SECTION void bsp_start_hook_1(void) { arm_a9mpcore_start_hook_1(); bsp_start_copy_sections(); - setup_mmu_and_cache(); + bsp_memory_management_initialize(); bsp_start_clear_bss(); } diff --git a/c/src/lib/libbsp/arm/realview-pbx-a9/startup/mm_config_table.c b/c/src/lib/libbsp/arm/realview-pbx-a9/startup/mm_config_table.c new file mode 100644 index 0000000..46e88a5 --- /dev/null +++ b/c/src/lib/libbsp/arm/realview-pbx-a9/startup/mm_config_table.c @@ -0,0 +1,79 @@ +/* + * 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/mm.h> +#include <libcpu/arm-cp15.h> +#include <bsp/start.h> + +#ifdef RTEMS_SMP + #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_SHAREABLE +#else + #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_CACHED +#endif + +BSP_START_DATA_SECTION const mm_init_start_config +bsp_mm_config_table[] = { + { + .begin = (uint32_t) bsp_section_fast_text_begin, + .end = (uint32_t) bsp_section_fast_text_end, + .flags = ARMV7_MMU_CODE_CACHED + }, { + .begin = (uint32_t) bsp_section_fast_data_begin, + .end = (uint32_t) bsp_section_fast_data_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_start_begin, + .end = (uint32_t) bsp_section_start_end, + .flags = ARMV7_MMU_CODE_CACHED + }, { + .begin = (uint32_t) bsp_section_vector_begin, + .end = (uint32_t) bsp_section_vector_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_text_begin, + .end = (uint32_t) bsp_section_text_end, + .flags = ARMV7_MMU_CODE_CACHED + }, { + .begin = (uint32_t) bsp_section_rodata_begin, + .end = (uint32_t) bsp_section_rodata_end, + .flags = ARMV7_MMU_DATA_READ_ONLY_CACHED + }, { + .begin = (uint32_t) bsp_section_data_begin, + .end = (uint32_t) bsp_section_data_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_bss_begin, + .end = (uint32_t) bsp_section_bss_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_work_begin, + .end = (uint32_t) bsp_section_work_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_stack_begin, + .end = (uint32_t) bsp_section_stack_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = 0x10000000U, + .end = 0x10020000U, + .flags = ARMV7_MMU_DEVICE + }, { + .begin = 0x1f000000U, + .end = 0x20000000U, + .flags = ARMV7_MMU_DEVICE + } +}; + +BSP_START_DATA_SECTION const size_t bsp_mm_config_table_size = +RTEMS_ARRAY_SIZE(&bsp_mm_config_table); diff --git a/c/src/lib/libbsp/arm/xilinx-zynq/Makefile.am b/c/src/lib/libbsp/arm/xilinx-zynq/Makefile.am index 99ad202..30e8b56 100644 --- a/c/src/lib/libbsp/arm/xilinx-zynq/Makefile.am +++ b/c/src/lib/libbsp/arm/xilinx-zynq/Makefile.am @@ -27,6 +27,7 @@ nodist_include_HEADERS = ../../shared/include/coverhd.h \ nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h include_bsp_HEADERS = +include_bsp_HEADERS += ../../../libbsp/shared/include/mm.h include_bsp_HEADERS += ../../shared/include/utility.h include_bsp_HEADERS += ../../shared/include/irq-generic.h include_bsp_HEADERS += ../../shared/include/irq-info.h @@ -126,6 +127,11 @@ libbsp_a_SOURCES += ../../../libcpu/shared/src/cache_manager.c libbsp_a_SOURCES += include/cache_.h libbsp_a_CPPFLAGS += -I$(srcdir)/include +# LIBMM +libbsp_a_SOURCES += startup/mm_config_table.c +libbsp_a_SOURCES += ../shared/mm.c +libbsp_a_SOURCES += ../shared/mminit.c + # Start hooks libbsp_a_SOURCES += startup/bspstarthooks.c diff --git a/c/src/lib/libbsp/arm/xilinx-zynq/preinstall.am b/c/src/lib/libbsp/arm/xilinx-zynq/preinstall.am index 838ff2b..50e25f6 100644 --- a/c/src/lib/libbsp/arm/xilinx-zynq/preinstall.am +++ b/c/src/lib/libbsp/arm/xilinx-zynq/preinstall.am @@ -62,6 +62,10 @@ $(PROJECT_INCLUDE)/bsp/bootcard.h: ../../shared/include/bootcard.h $(PROJECT_INC $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bootcard.h PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bootcard.h +$(PROJECT_INCLUDE)/bsp/mm.h: ../../../libbsp/shared/include/mm.h $(PROJECT_INCLUDE)/bsp/$(dirstamp) + $(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/mm.h +PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/mm.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 diff --git a/c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstarthooks.c b/c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstarthooks.c index 8d02c25..fd5003e 100644 --- a/c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstarthooks.c +++ b/c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstarthooks.c @@ -14,9 +14,8 @@ #include <bsp.h> #include <bsp/start.h> -#include <bsp/arm-cp15-start.h> #include <bsp/arm-a9mpcore-start.h> -#include <bsp/linker-symbols.h> +#include <bsp/mm.h> #ifdef RTEMS_SMP #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_SHAREABLE @@ -24,75 +23,6 @@ #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_CACHED #endif -BSP_START_DATA_SECTION static const arm_cp15_start_section_config -zynq_mmu_config_table[] = { - { - .begin = (uint32_t) bsp_section_fast_text_begin, - .end = (uint32_t) bsp_section_fast_text_end, - .flags = ARMV7_MMU_CODE_CACHED - }, { - .begin = (uint32_t) bsp_section_fast_data_begin, - .end = (uint32_t) bsp_section_fast_data_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_start_begin, - .end = (uint32_t) bsp_section_start_end, - .flags = ARMV7_MMU_CODE_CACHED - }, { - .begin = (uint32_t) bsp_section_vector_begin, - .end = (uint32_t) bsp_section_vector_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_text_begin, - .end = (uint32_t) bsp_section_text_end, - .flags = ARMV7_MMU_CODE_CACHED - }, { - .begin = (uint32_t) bsp_section_rodata_begin, - .end = (uint32_t) bsp_section_rodata_end, - .flags = ARMV7_MMU_DATA_READ_ONLY_CACHED - }, { - .begin = (uint32_t) bsp_section_data_begin, - .end = (uint32_t) bsp_section_data_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_bss_begin, - .end = (uint32_t) bsp_section_bss_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_work_begin, - .end = (uint32_t) bsp_section_work_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = (uint32_t) bsp_section_stack_begin, - .end = (uint32_t) bsp_section_stack_end, - .flags = MMU_DATA_READ_WRITE - }, { - .begin = 0xe0000000U, - .end = 0xe0200000U, - .flags = ARMV7_MMU_DEVICE - }, { - .begin = 0xf8000000U, - .end = 0xf9000000U, - .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_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, - &zynq_mmu_config_table[0], - RTEMS_ARRAY_SIZE(zynq_mmu_config_table) - ); -} - BSP_START_TEXT_SECTION void bsp_start_hook_0(void) { arm_a9mpcore_start_hook_0(); @@ -102,6 +32,6 @@ BSP_START_TEXT_SECTION void bsp_start_hook_1(void) { arm_a9mpcore_start_hook_1(); bsp_start_copy_sections(); - setup_mmu_and_cache(); + bsp_memory_management_initialize(); bsp_start_clear_bss(); } diff --git a/c/src/lib/libbsp/arm/xilinx-zynq/startup/mm_config_table.c b/c/src/lib/libbsp/arm/xilinx-zynq/startup/mm_config_table.c new file mode 100644 index 0000000..bac3741 --- /dev/null +++ b/c/src/lib/libbsp/arm/xilinx-zynq/startup/mm_config_table.c @@ -0,0 +1,79 @@ +/* + * 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/mm.h> +#include <libcpu/arm-cp15.h> +#include <bsp/start.h> + +#ifdef RTEMS_SMP + #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_SHAREABLE +#else + #define MMU_DATA_READ_WRITE ARMV7_MMU_DATA_READ_WRITE_CACHED +#endif + +BSP_START_DATA_SECTION const mm_init_start_config +bsp_mm_config_table[] = { + { + .begin = (uint32_t) bsp_section_fast_text_begin, + .end = (uint32_t) bsp_section_fast_text_end, + .flags = ARMV7_MMU_CODE_CACHED + }, { + .begin = (uint32_t) bsp_section_fast_data_begin, + .end = (uint32_t) bsp_section_fast_data_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_start_begin, + .end = (uint32_t) bsp_section_start_end, + .flags = ARMV7_MMU_CODE_CACHED + }, { + .begin = (uint32_t) bsp_section_vector_begin, + .end = (uint32_t) bsp_section_vector_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_text_begin, + .end = (uint32_t) bsp_section_text_end, + .flags = ARMV7_MMU_CODE_CACHED + }, { + .begin = (uint32_t) bsp_section_rodata_begin, + .end = (uint32_t) bsp_section_rodata_end, + .flags = ARMV7_MMU_DATA_READ_ONLY_CACHED + }, { + .begin = (uint32_t) bsp_section_data_begin, + .end = (uint32_t) bsp_section_data_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_bss_begin, + .end = (uint32_t) bsp_section_bss_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_work_begin, + .end = (uint32_t) bsp_section_work_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = (uint32_t) bsp_section_stack_begin, + .end = (uint32_t) bsp_section_stack_end, + .flags = MMU_DATA_READ_WRITE + }, { + .begin = 0xe0000000U, + .end = 0xe0200000U, + .flags = ARMV7_MMU_DEVICE + }, { + .begin = 0xf8000000U, + .end = 0xf9000000U, + .flags = ARMV7_MMU_DEVICE + } +}; + +BSP_START_DATA_SECTION const size_t bsp_mm_config_table_size = +RTEMS_ARRAY_SIZE(&bsp_mm_config_table); -- 1.8.3.1 _______________________________________________ rtems-devel mailing list rtems-devel@rtems.org http://www.rtems.org/mailman/listinfo/rtems-devel