bsps: Move startup files to bsps

Adjust build support files to new directory layout.

This patch is a part of the BSP source reorganization.

Update #3285.

6 files changed, 224 insertions, 0 deletions

diff --git a/bsps/arm/beagle/start/bsp_specs b/bsps/arm/beagle/start/bsp_specs
new file mode 100644
index 0000000000..47dd31d46b
--- /dev/null
+++ b/bsps/arm/beagle/start/bsp_specs
@@ -0,0 +1,9 @@
+%rename endfile old_endfile
+%rename startfile old_startfile
+
+*startfile:
+%{!qrtems: %(old_startfile)} \
+%{!nostdlib: %{qrtems: crti.o%s crtbegin.o%s}}
+
+*endfile:
+%{!qrtems: %(old_endfiles)} %{qrtems: crtend.o%s crtn.o%s}
diff --git a/bsps/arm/beagle/start/bspreset.c b/bsps/arm/beagle/start/bspreset.c
new file mode 100644
index 0000000000..5865b7badf
--- /dev/null
+++ b/bsps/arm/beagle/start/bspreset.c
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2014 Ben Gras <beng@shrike-systems.com>. All rights reserved.
+ *
+ * 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 <bsp.h>
+#include <bsp/bootcard.h>
+
+#define AM335X_CM_BASE 0x44E00000
+#define AM335X_CM_SIZE 0x1000
+
+#define AM335X_PRM_DEVICE_OFFSET 0xf00
+#define AM335X_PRM_RSTCTRL_REG 0x00
+#define AM335X_RST_GLOBAL_WARM_SW_BIT 0
+
+#define DM37XX_CM_BASE 0x48307000
+#define DM37XX_CM_SIZE 0x1000
+#define DM37XX_PRM_RSTCTRL_REG 0x250
+#define DM37XX_RST_DPLL3_BIT 2
+
+void bsp_reset(void)
+{
+#if IS_DM3730
+  static uint32_t reset_base = DM37XX_CM_BASE;
+  while (true) {
+    mmio_set((reset_base + DM37XX_PRM_RSTCTRL_REG),
+             (1 << DM37XX_RST_DPLL3_BIT));
+  }
+#endif
+
+#if IS_AM335X
+  static uint32_t reset_base = AM335X_CM_BASE;
+  while (true) {
+    mmio_set((reset_base + AM335X_PRM_DEVICE_OFFSET +
+              AM335X_PRM_RSTCTRL_REG),
+             (1 << AM335X_RST_GLOBAL_WARM_SW_BIT));
+  }
+#endif
+}
diff --git a/bsps/arm/beagle/start/bspstart.c b/bsps/arm/beagle/start/bspstart.c
new file mode 100644
index 0000000000..292b576aef
--- /dev/null
+++ b/bsps/arm/beagle/start/bspstart.c
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2013 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <info@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.org/license/LICENSE.
+ */
+
+#include <bsp.h>
+#include <bsp/bootcard.h>
+#include <bsp/irq-generic.h>
+#include <bsp/fdt.h>
+
+void bsp_start(void)
+{
+#if IS_DM3730
+  const char* type = "dm3730-based";
+#endif
+#if IS_AM335X
+  const char* type = "am335x-based";
+#endif
+  bsp_interrupt_initialize();
+  printk("\nRTEMS Beagleboard: %s\n", type);
+}
+
+uint32_t bsp_fdt_map_intr(const uint32_t *intr, size_t icells)
+{
+  return intr[0];
+}
diff --git a/bsps/arm/beagle/start/bspstarthooks.c b/bsps/arm/beagle/start/bspstarthooks.c
new file mode 100644
index 0000000000..2efa3042a8
--- /dev/null
+++ b/bsps/arm/beagle/start/bspstarthooks.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2013 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <info@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.org/license/LICENSE.
+ */
+
+#include <bsp.h>
+#include <bsp/start.h>
+#include <bsp/arm-cp15-start.h>
+#include <bsp/arm-a8core-start.h>
+
+#include <bsp/uart-output-char.h>
+
+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();
+  beagle_setup_mmu_and_cache();
+  bsp_start_clear_bss();
+}
diff --git a/bsps/arm/beagle/start/bspstartmmu.c b/bsps/arm/beagle/start/bspstartmmu.c
new file mode 100644
index 0000000000..157edfa0a7
--- /dev/null
+++ b/bsps/arm/beagle/start/bspstartmmu.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2013 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <info@embedded-brains.de>
+ *
+ * Copyright (c) 2014 Chris Johns.  All rights reserved.
+ *
+ * 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 <bsp.h>
+#include <bsp/start.h>
+#include <bsp/arm-cp15-start.h>
+
+#define ARM_SECTIONS       4096          /* all sections needed to describe the
+                                            virtual address space */
+#define ARM_SECTION_SIZE   (1024 * 1024) /* how much virtual memory is described
+                                            by one section */
+
+//static uint32_t pagetable[ARM_SECTIONS] __attribute__((aligned (1024*16)));
+
+BSP_START_DATA_SECTION static const arm_cp15_start_section_config
+beagle_mmu_config_table[] = {
+  ARMV7_CP15_START_DEFAULT_SECTIONS,
+  {
+    .begin = 0x40000000U,
+    .end = 0x4FFFFFFFU,
+    .flags = ARMV7_MMU_DEVICE
+  }
+};
+
+/*
+ * Make weak and let the user override.
+ */
+BSP_START_TEXT_SECTION void beagle_setup_mmu_and_cache(void) __attribute__ ((weak));
+
+BSP_START_TEXT_SECTION void beagle_setup_mmu_and_cache(void)
+{
+  /* turn mmu off first in case it's on */
+  uint32_t ctrl = arm_cp15_start_setup_mmu_and_cache(
+    ARM_CP15_CTRL_M | ARM_CP15_CTRL_A,	/* clear - mmu off */
+    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,
+    &beagle_mmu_config_table[0],
+    RTEMS_ARRAY_SIZE(beagle_mmu_config_table)
+  );
+}
diff --git a/bsps/arm/beagle/start/linkcmds.beagle b/bsps/arm/beagle/start/linkcmds.beagle
new file mode 100644
index 0000000000..20ea3eb195
--- /dev/null
+++ b/bsps/arm/beagle/start/linkcmds.beagle
@@ -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;