12 files changed, 375 insertions, 0 deletions
diff --git a/include/grub/arm/coreboot/console.h b/include/grub/arm/coreboot/console.h
new file mode 100644
index 0000000..13a14b7
--- /dev/null
+++ b/include/grub/arm/coreboot/console.h
@@ -0,0 +1,29 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2009  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_MACHINE_CONSOLE_HEADER
+#define GRUB_MACHINE_CONSOLE_HEADER	1
+
+void grub_video_coreboot_fb_init (void);
+void grub_video_coreboot_fb_early_init (void);
+void grub_video_coreboot_fb_late_init (void);
+void grub_video_coreboot_fb_fini (void);
+
+extern struct grub_linuxbios_table_framebuffer *grub_video_coreboot_fbtable;
+
+#endif /* ! GRUB_MACHINE_CONSOLE_HEADER */
diff --git a/include/grub/arm/coreboot/kernel.h b/include/grub/arm/coreboot/kernel.h
new file mode 100644
index 0000000..2695053
--- /dev/null
+++ b/include/grub/arm/coreboot/kernel.h
@@ -0,0 +1,44 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2013 Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_KERNEL_MACHINE_HEADER
+#define GRUB_KERNEL_MACHINE_HEADER	1
+
+#ifndef ASM_FILE
+
+#include <grub/symbol.h>
+#include <grub/types.h>
+
+struct grub_fdt_board
+{
+  const char *vendor, *part;
+  const grub_uint8_t *dtb;
+  grub_size_t dtb_size;
+};
+
+extern struct grub_fdt_board grub_fdt_boards[];
+void grub_machine_timer_init (void);
+void grub_pl050_init (void);
+void grub_cros_init (void);
+void grub_rk3288_spi_init (void);
+extern grub_addr_t EXPORT_VAR (start_of_ram);
+#endif /* ! ASM_FILE */
+
+#define GRUB_KERNEL_MACHINE_STACK_SIZE GRUB_KERNEL_ARM_STACK_SIZE
+
+#endif /* ! GRUB_KERNEL_MACHINE_HEADER */
diff --git a/include/grub/arm/cros_ec.h b/include/grub/arm/cros_ec.h
new file mode 100644
index 0000000..45a3725
--- /dev/null
+++ b/include/grub/arm/cros_ec.h
@@ -0,0 +1,21 @@
+#ifndef GRUB_ARM_CROS_EC_H
+#define GRUB_ARM_CROS_EC_H 1
+
+#include <grub/types.h>
+#include <grub/fdtbus.h>
+
+#define GRUB_CROS_EC_KEYSCAN_COLS 13
+#define GRUB_CROS_EC_KEYSCAN_ROWS 8
+
+struct grub_cros_ec_keyscan {
+  grub_uint8_t data[GRUB_CROS_EC_KEYSCAN_COLS];
+};
+
+int
+grub_cros_ec_scan_keyboard (const struct grub_fdtbus_dev *dev,
+			    struct grub_cros_ec_keyscan *scan);
+
+int
+grub_cros_ec_validate (const struct grub_fdtbus_dev *dev);
+
+#endif
diff --git a/include/grub/arm/efi/memory.h b/include/grub/arm/efi/memory.h
new file mode 100644
index 0000000..2c64918
--- /dev/null
+++ b/include/grub/arm/efi/memory.h
@@ -0,0 +1,6 @@
+#ifndef GRUB_MEMORY_CPU_HEADER
+#include <grub/efi/memory.h>
+
+#define GRUB_EFI_MAX_USABLE_ADDRESS 0xffffffff
+
+#endif /* ! GRUB_MEMORY_CPU_HEADER */
diff --git a/include/grub/arm/linux.h b/include/grub/arm/linux.h
new file mode 100644
index 0000000..bcd5a7e
--- /dev/null
+++ b/include/grub/arm/linux.h
@@ -0,0 +1,67 @@
+/* linux.h - ARM linux specific definitions */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2013  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_ARM_LINUX_HEADER
+#define GRUB_ARM_LINUX_HEADER 1
+
+#include "system.h"
+
+#define GRUB_LINUX_ARM_MAGIC_SIGNATURE 0x016f2818
+
+struct linux_arm_kernel_header {
+  grub_uint32_t code0;
+  grub_uint32_t reserved1[8];
+  grub_uint32_t magic;
+  grub_uint32_t start; /* _start */
+  grub_uint32_t end;   /* _edata */
+  grub_uint32_t reserved2[3];
+  grub_uint32_t hdr_offset;
+};
+
+#if defined(__arm__)
+# define GRUB_LINUX_ARMXX_MAGIC_SIGNATURE GRUB_LINUX_ARM_MAGIC_SIGNATURE
+# define linux_arch_kernel_header linux_arm_kernel_header
+#endif
+
+#if defined GRUB_MACHINE_UBOOT
+# include <grub/uboot/uboot.h>
+# define LINUX_ADDRESS        (start_of_ram + 0x8000)
+# define LINUX_INITRD_ADDRESS (start_of_ram + 0x03000000)
+# define LINUX_FDT_ADDRESS    (LINUX_INITRD_ADDRESS - 0x10000)
+# define grub_arm_firmware_get_boot_data grub_uboot_get_boot_data
+# define grub_arm_firmware_get_machine_type grub_uboot_get_machine_type
+#elif defined (GRUB_MACHINE_COREBOOT)
+#include <grub/fdtbus.h>
+#include <grub/arm/coreboot/kernel.h>
+# define LINUX_ADDRESS        (start_of_ram + 0x8000)
+# define LINUX_INITRD_ADDRESS (start_of_ram + 0x03000000)
+# define LINUX_FDT_ADDRESS    (LINUX_INITRD_ADDRESS - 0x10000)
+static inline const void *
+grub_arm_firmware_get_boot_data (void)
+{
+  return grub_fdtbus_get_fdt ();
+}
+static inline grub_uint32_t
+grub_arm_firmware_get_machine_type (void)
+{
+  return GRUB_ARM_MACHINE_TYPE_FDT;
+}
+#endif
+
+#endif /* ! GRUB_ARM_LINUX_HEADER */
diff --git a/include/grub/arm/reloc.h b/include/grub/arm/reloc.h
new file mode 100644
index 0000000..ae92e21
--- /dev/null
+++ b/include/grub/arm/reloc.h
@@ -0,0 +1,51 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2013  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_ARM_RELOC_H
+#define GRUB_ARM_RELOC_H 1
+
+grub_err_t grub_arm_reloc_abs32 (grub_uint32_t *addr, Elf32_Addr sym_addr);
+
+int
+grub_arm_thm_call_check_offset (grub_int32_t offset, int is_thumb);
+grub_int32_t
+grub_arm_thm_call_get_offset (grub_uint16_t *target);
+grub_err_t
+grub_arm_thm_call_set_offset (grub_uint16_t *target, grub_int32_t offset);
+
+grub_int32_t
+grub_arm_thm_jump19_get_offset (grub_uint16_t *target);
+void
+grub_arm_thm_jump19_set_offset (grub_uint16_t *target, grub_int32_t offset);
+int
+grub_arm_thm_jump19_check_offset (grub_int32_t offset);
+
+grub_int32_t
+grub_arm_jump24_get_offset (grub_uint32_t *target);
+int
+grub_arm_jump24_check_offset (grub_int32_t offset);
+void
+grub_arm_jump24_set_offset (grub_uint32_t *target,
+			    grub_int32_t offset);
+
+grub_uint16_t
+grub_arm_thm_movw_movt_get_value (grub_uint16_t *target);
+void
+grub_arm_thm_movw_movt_set_value (grub_uint16_t *target, grub_uint16_t value);
+
+#endif
diff --git a/include/grub/arm/setjmp.h b/include/grub/arm/setjmp.h
new file mode 100644
index 0000000..7990f2e
--- /dev/null
+++ b/include/grub/arm/setjmp.h
@@ -0,0 +1,27 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2002,2004,2006,2007,2009  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_SETJMP_CPU_HEADER
+#define GRUB_SETJMP_CPU_HEADER	1
+
+typedef unsigned long grub_jmp_buf[10];
+
+int grub_setjmp (grub_jmp_buf env) RETURNS_TWICE;
+void grub_longjmp (grub_jmp_buf env, int val) __attribute__ ((noreturn));
+
+#endif /* ! GRUB_SETJMP_CPU_HEADER */
diff --git a/include/grub/arm/startup.h b/include/grub/arm/startup.h
new file mode 100644
index 0000000..9afb6c5
--- /dev/null
+++ b/include/grub/arm/startup.h
@@ -0,0 +1,16 @@
+#ifndef GRUB_STARTUP_CPU_HEADER
+#define GRUB_STARTUP_CPU_HEADER
+
+struct grub_arm_startup_registers
+{
+  /* registers 0-11 */
+  /* for U-boot r[1] is machine type */
+  /* for U-boot r[2] is boot data */
+  grub_uint32_t r[12];
+  grub_uint32_t sp;
+  grub_uint32_t lr;
+};
+
+extern struct grub_arm_startup_registers grub_arm_saved_registers;
+
+#endif
diff --git a/include/grub/arm/system.h b/include/grub/arm/system.h
new file mode 100644
index 0000000..f15ce97
--- /dev/null
+++ b/include/grub/arm/system.h
@@ -0,0 +1,19 @@
+#ifndef GRUB_SYSTEM_CPU_HEADER
+#define GRUB_SYSTEM_CPU_HEADER
+
+#include <grub/symbol.h>
+#include <grub/types.h>
+
+enum
+  {
+    GRUB_ARM_MACHINE_TYPE_RASPBERRY_PI = 3138,
+    GRUB_ARM_MACHINE_TYPE_FDT = 0xFFFFFFFF
+  };
+
+void EXPORT_FUNC(grub_arm_disable_caches_mmu) (void);
+void grub_arm_enable_caches_mmu (void);
+void grub_arm_enable_mmu (grub_uint32_t *mmu_tables);
+void grub_arm_clear_mmu_v6 (void);
+
+#endif /* ! GRUB_SYSTEM_CPU_HEADER */
+
diff --git a/include/grub/arm/time.h b/include/grub/arm/time.h
new file mode 100644
index 0000000..c5a6852
--- /dev/null
+++ b/include/grub/arm/time.h
@@ -0,0 +1,29 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2013  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef KERNEL_CPU_TIME_HEADER
+#define KERNEL_CPU_TIME_HEADER	1
+
+static __inline void
+grub_cpu_idle (void)
+{
+  /* FIXME: this can't work until we handle interrupts.  */
+/*  asm volatile ("wfi"); */
+}
+
+#endif /* ! KERNEL_CPU_TIME_HEADER */
diff --git a/include/grub/arm/types.h b/include/grub/arm/types.h
new file mode 100644
index 0000000..4a806d0
--- /dev/null
+++ b/include/grub/arm/types.h
@@ -0,0 +1,34 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2013  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_TYPES_CPU_HEADER
+#define GRUB_TYPES_CPU_HEADER	1
+
+/* The size of void *.  */
+#define GRUB_TARGET_SIZEOF_VOID_P	4
+
+/* The size of long.  */
+#define GRUB_TARGET_SIZEOF_LONG		4
+
+/* currently only support little-endian.  */
+#undef GRUB_TARGET_WORDS_BIGENDIAN
+
+/* Unaligned accesses only supported if MMU enabled */
+//#define GRUB_HAVE_UNALIGNED_ACCESS 1
+
+#endif /* ! GRUB_TYPES_CPU_HEADER */
diff --git a/include/grub/arm/uboot/kernel.h b/include/grub/arm/uboot/kernel.h
new file mode 100644
index 0000000..ce0b149
--- /dev/null
+++ b/include/grub/arm/uboot/kernel.h
@@ -0,0 +1,32 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2013 Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_KERNEL_MACHINE_HEADER
+#define GRUB_KERNEL_MACHINE_HEADER	1
+
+#ifndef ASM_FILE
+
+#include <grub/symbol.h>
+#include <grub/types.h>
+
+#endif /* ! ASM_FILE */
+
+#define GRUB_KERNEL_MACHINE_STACK_SIZE GRUB_KERNEL_ARM_STACK_SIZE
+#define GRUB_KERNEL_MACHINE_HEAP_SIZE  (grub_size_t) (16 * 1024 * 1024)
+
+#endif /* ! GRUB_KERNEL_MACHINE_HEADER */