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grub2/0019-arm-coreboot-Start-new-port.patch
Javier Martinez Canillas afb0baacd6
Use BLS fragment filename as menu entry id and for sort criterion 
The BLS config filenames are guaranteed to be unique, so they can be
used as GRUB2 entry id and can also be used to sort the menu entries.

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
2018-07-02 17:33:09 +02:00

827 lines
28 KiB
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From 24e37a885269bdec9b27babf1da0bba3692d55c0 Mon Sep 17 00:00:00 2001
From: Vladimir Serbinenko <phcoder@gmail.com>
Date: Mon, 8 May 2017 20:53:28 +0200
Subject: [PATCH 019/250] arm-coreboot: Start new port.
---
configure.ac | 2 +
grub-core/Makefile.core.def | 18 ++++-
grub-core/kern/arm/coreboot/cbtable.c | 40 +++++++++++
grub-core/kern/arm/coreboot/init.c | 127 +++++++++++++++++++++++++++++++++
grub-core/kern/arm/coreboot/timer.c | 65 +++++++++++++++++
grub-core/kern/coreboot/cbtable.c | 2 +
grub-core/lib/dummy/reboot.c | 32 +++++++++
grub-core/loader/arm/linux.c | 3 +
util/grub-mkimagexx.c | 19 +++--
util/mkimage.c | 41 ++++++++++-
include/grub/arm/coreboot/console.h | 29 ++++++++
include/grub/arm/coreboot/kernel.h | 44 ++++++++++++
include/grub/offsets.h | 6 ++
grub-core/kern/arm/coreboot/coreboot.S | 44 ++++++++++++
grub-core/kern/arm/startup.S | 4 ++
gentpl.py | 8 ++-
grub-core/Makefile.am | 10 +++
17 files changed, 482 insertions(+), 12 deletions(-)
create mode 100644 grub-core/kern/arm/coreboot/cbtable.c
create mode 100644 grub-core/kern/arm/coreboot/init.c
create mode 100644 grub-core/kern/arm/coreboot/timer.c
create mode 100644 grub-core/lib/dummy/reboot.c
create mode 100644 include/grub/arm/coreboot/console.h
create mode 100644 include/grub/arm/coreboot/kernel.h
create mode 100644 grub-core/kern/arm/coreboot/coreboot.S
diff --git a/configure.ac b/configure.ac
index ee2c86537e9..571f7a0b5aa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -167,6 +167,7 @@ case "$target_cpu"-"$platform" in
mipsel-fuloong) platform=loongson ;;
mipsel-loongson) ;;
arm-uboot) ;;
+ arm-coreboot) ;;
arm-efi) ;;
arm64-efi) ;;
*-emu) ;;
@@ -1918,6 +1919,7 @@ AM_CONDITIONAL([COND_mipsel], [test x$target_cpu = xmipsel])
AM_CONDITIONAL([COND_mipseb], [test x$target_cpu = xmips])
AM_CONDITIONAL([COND_arm], [test x$target_cpu = xarm ])
AM_CONDITIONAL([COND_arm_uboot], [test x$target_cpu = xarm -a x$platform = xuboot])
+AM_CONDITIONAL([COND_arm_coreboot], [test x$target_cpu = xarm -a x$platform = xcoreboot])
AM_CONDITIONAL([COND_arm_efi], [test x$target_cpu = xarm -a x$platform = xefi])
AM_CONDITIONAL([COND_arm64], [test x$target_cpu = xarm64 ])
AM_CONDITIONAL([COND_arm64_efi], [test x$target_cpu = xarm64 -a x$platform = xefi])
diff --git a/grub-core/Makefile.core.def b/grub-core/Makefile.core.def
index 6540dc951d4..411dca46bf2 100644
--- a/grub-core/Makefile.core.def
+++ b/grub-core/Makefile.core.def
@@ -92,6 +92,8 @@ kernel = {
emu_cppflags = '$(CPPFLAGS_GNULIB)';
arm_uboot_ldflags = '-Wl,-r,-d';
arm_uboot_stripflags = '--strip-unneeded -K start -R .note -R .comment -R .note.gnu.gold-version';
+ arm_coreboot_ldflags = '-Wl,-r,-d';
+ arm_coreboot_stripflags = '--strip-unneeded -K start -R .note -R .comment -R .note.gnu.gold-version';
i386_pc_startup = kern/i386/pc/startup.S;
i386_efi_startup = kern/i386/efi/startup.S;
@@ -106,6 +108,7 @@ kernel = {
sparc64_ieee1275_startup = kern/sparc64/ieee1275/crt0.S;
powerpc_ieee1275_startup = kern/powerpc/ieee1275/startup.S;
arm_uboot_startup = kern/arm/startup.S;
+ arm_coreboot_startup = kern/arm/startup.S;
arm_efi_startup = kern/arm/efi/startup.S;
arm64_efi_startup = kern/arm64/efi/startup.S;
@@ -152,6 +155,10 @@ kernel = {
arm_uboot = kern/arm/uboot/init.c;
arm_uboot = kern/arm/uboot/uboot.S;
+ arm_coreboot = kern/arm/coreboot/init.c;
+ arm_coreboot = kern/arm/coreboot/timer.c;
+ arm_coreboot = kern/arm/coreboot/coreboot.S;
+
terminfoinkernel = term/terminfo.c;
terminfoinkernel = term/tparm.c;
terminfoinkernel = commands/extcmd.c;
@@ -166,7 +173,7 @@ kernel = {
i386_multiboot = kern/i386/coreboot/init.c;
i386_qemu = kern/i386/qemu/init.c;
i386_coreboot_multiboot_qemu = term/i386/pc/vga_text.c;
- i386_coreboot = video/coreboot/cbfb.c;
+ coreboot = video/coreboot/cbfb.c;
efi = disk/efi/efidisk.c;
efi = kern/efi/efi.c;
@@ -227,9 +234,10 @@ kernel = {
i386_qemu = kern/vga_init.c;
i386_qemu = kern/i386/qemu/mmap.c;
- i386_coreboot = kern/coreboot/mmap.c;
+ coreboot = kern/coreboot/mmap.c;
i386_coreboot = kern/i386/coreboot/cbtable.c;
- i386_coreboot = kern/coreboot/cbtable.c;
+ coreboot = kern/coreboot/cbtable.c;
+ arm_coreboot = kern/arm/coreboot/cbtable.c;
i386_multiboot = kern/i386/multiboot_mmap.c;
@@ -758,6 +766,7 @@ module = {
enable = arm_efi;
enable = arm64_efi;
enable = arm_uboot;
+ enable = arm_coreboot;
};
module = {
@@ -842,6 +851,7 @@ module = {
ieee1275 = lib/ieee1275/halt.c;
emu = lib/emu/halt.c;
uboot = lib/dummy/halt.c;
+ arm_coreboot = lib/dummy/halt.c;
};
module = {
@@ -859,6 +869,7 @@ module = {
mips_qemu_mips = lib/mips/qemu_mips/reboot.c;
xen = lib/xen/reboot.c;
uboot = lib/uboot/reboot.c;
+ arm_coreboot = lib/dummy/reboot.c;
common = commands/reboot.c;
};
@@ -1553,6 +1564,7 @@ module = {
cmos = lib/cmos_datetime.c;
efi = lib/efi/datetime.c;
uboot = lib/dummy/datetime.c;
+ arm_coreboot = lib/dummy/datetime.c;
sparc64_ieee1275 = lib/ieee1275/datetime.c;
powerpc_ieee1275 = lib/ieee1275/datetime.c;
sparc64_ieee1275 = lib/ieee1275/cmos.c;
diff --git a/grub-core/kern/arm/coreboot/cbtable.c b/grub-core/kern/arm/coreboot/cbtable.c
new file mode 100644
index 00000000000..8a655bb5cc2
--- /dev/null
+++ b/grub-core/kern/arm/coreboot/cbtable.c
@@ -0,0 +1,40 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2007,2008,2013 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/>.
+ */
+
+#include <grub/coreboot/lbio.h>
+#include <grub/types.h>
+#include <grub/err.h>
+#include <grub/misc.h>
+#include <grub/dl.h>
+#include <grub/arm/startup.h>
+
+GRUB_MOD_LICENSE ("GPLv3+");
+
+#pragma GCC diagnostic ignored "-Wcast-align"
+
+grub_linuxbios_table_header_t
+grub_linuxbios_get_tables (void)
+{
+ grub_linuxbios_table_header_t table_header
+ = (grub_linuxbios_table_header_t) grub_arm_saved_registers.r[0];
+
+ if (!grub_linuxbios_check_signature (table_header))
+ return 0;
+
+ return table_header;
+}
diff --git a/grub-core/kern/arm/coreboot/init.c b/grub-core/kern/arm/coreboot/init.c
new file mode 100644
index 00000000000..51ecaceb005
--- /dev/null
+++ b/grub-core/kern/arm/coreboot/init.c
@@ -0,0 +1,127 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2002,2003,2004,2005,2006,2007,2008,2009,2013 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/>.
+ */
+
+#include <grub/kernel.h>
+#include <grub/mm.h>
+#include <grub/memory.h>
+#include <grub/machine/console.h>
+#include <grub/machine/kernel.h>
+#include <grub/offsets.h>
+#include <grub/types.h>
+#include <grub/err.h>
+#include <grub/dl.h>
+#include <grub/misc.h>
+#include <grub/loader.h>
+#include <grub/env.h>
+#include <grub/cache.h>
+#include <grub/time.h>
+#include <grub/symbol.h>
+#include <grub/video.h>
+#include <grub/coreboot/lbio.h>
+
+extern grub_uint8_t _start[];
+extern grub_uint8_t _end[];
+extern grub_uint8_t _edata[];
+grub_addr_t start_of_ram = ~(grub_addr_t)0;
+
+void __attribute__ ((noreturn))
+grub_exit (void)
+{
+ /* We can't use grub_fatal() in this function. This would create an infinite
+ loop, since grub_fatal() calls grub_abort() which in turn calls grub_exit(). */
+ while (1)
+ grub_cpu_idle ();
+}
+
+static grub_uint64_t modend;
+static int have_memory = 0;
+
+/* Helper for grub_machine_init. */
+static int
+heap_init (grub_uint64_t addr, grub_uint64_t size, grub_memory_type_t type,
+ void *data __attribute__ ((unused)))
+{
+ grub_uint64_t begin = addr, end = addr + size;
+
+#if GRUB_CPU_SIZEOF_VOID_P == 4
+ /* Restrict ourselves to 32-bit memory space. */
+ if (begin > GRUB_ULONG_MAX)
+ return 0;
+ if (end > GRUB_ULONG_MAX)
+ end = GRUB_ULONG_MAX;
+#endif
+
+ if (start_of_ram > begin)
+ start_of_ram = begin;
+
+ if (type != GRUB_MEMORY_AVAILABLE)
+ return 0;
+
+ if (modend && begin < modend)
+ {
+ if (begin < (grub_addr_t)_start)
+ {
+ grub_mm_init_region ((void *) (grub_addr_t) begin, (grub_size_t) ((grub_addr_t)_start - begin));
+ have_memory = 1;
+ }
+ begin = modend;
+ }
+
+ /* Avoid DMA problems. */
+ if (end >= 0xfe000000)
+ end = 0xfe000000;
+
+ if (end <= begin)
+ return 0;
+
+ grub_mm_init_region ((void *) (grub_addr_t) begin, (grub_size_t) (end - begin));
+
+ have_memory = 1;
+
+ return 0;
+}
+
+void
+grub_machine_init (void)
+{
+ modend = grub_modules_get_end ();
+
+ grub_video_coreboot_fb_early_init ();
+
+ grub_machine_mmap_iterate (heap_init, NULL);
+ if (!have_memory)
+ grub_fatal ("No memory found");
+
+ grub_video_coreboot_fb_late_init ();
+
+ grub_font_init ();
+ grub_gfxterm_init ();
+
+ grub_machine_timer_init ();
+}
+
+void
+grub_machine_get_bootlocation (char **device __attribute__ ((unused)),
+ char **path __attribute__ ((unused)))
+{
+}
+
+void
+grub_machine_fini (int flags __attribute__ ((unused)))
+{
+}
diff --git a/grub-core/kern/arm/coreboot/timer.c b/grub-core/kern/arm/coreboot/timer.c
new file mode 100644
index 00000000000..ebefb99d58f
--- /dev/null
+++ b/grub-core/kern/arm/coreboot/timer.c
@@ -0,0 +1,65 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2016 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/>.
+ */
+
+#include <grub/mm.h>
+#include <grub/machine/kernel.h>
+#include <grub/types.h>
+#include <grub/err.h>
+#include <grub/time.h>
+#include <grub/misc.h>
+
+grub_uint64_t
+grub_armv7_get_timer_value(void);
+
+grub_uint32_t
+grub_armv7_get_timer_frequency(void);
+
+grub_uint32_t
+grub_arm_pfr1(void);
+
+static int have_timer = 0;
+static grub_uint32_t timer_frequency_in_khz;
+
+static grub_uint64_t
+generic_get_time_ms (void)
+{
+ return grub_divmod64 (grub_armv7_get_timer_value(), timer_frequency_in_khz, 0);
+}
+
+static int
+try_generic_timer (void)
+{
+ if (((grub_arm_pfr1 () >> 16) & 0xf) != 1)
+ return 0;
+ grub_printf ("freq = %x\n", grub_armv7_get_timer_frequency());
+ timer_frequency_in_khz = 0x016e3600 / 1000; //grub_armv7_get_timer_frequency() / 1000;
+ if (timer_frequency_in_khz == 0)
+ return 0;
+ grub_install_get_time_ms (generic_get_time_ms);
+ have_timer = 1;
+ return 1;
+}
+
+void
+grub_machine_timer_init (void)
+{
+ if (!have_timer)
+ try_generic_timer ();
+ if (!have_timer)
+ grub_fatal ("No timer found");
+}
diff --git a/grub-core/kern/coreboot/cbtable.c b/grub-core/kern/coreboot/cbtable.c
index 996d3f40738..aec63dbd120 100644
--- a/grub-core/kern/coreboot/cbtable.c
+++ b/grub-core/kern/coreboot/cbtable.c
@@ -23,6 +23,8 @@
#include <grub/misc.h>
#include <grub/dl.h>
+#pragma GCC diagnostic ignored "-Wcast-align"
+
/* Helper for grub_linuxbios_table_iterate. */
int
grub_linuxbios_check_signature (grub_linuxbios_table_header_t tbl_header)
diff --git a/grub-core/lib/dummy/reboot.c b/grub-core/lib/dummy/reboot.c
new file mode 100644
index 00000000000..b8cbed8f811
--- /dev/null
+++ b/grub-core/lib/dummy/reboot.c
@@ -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/>.
+ */
+
+#include <grub/misc.h>
+#include <grub/mm.h>
+#include <grub/kernel.h>
+#include <grub/loader.h>
+
+void
+grub_reboot (void)
+{
+ grub_machine_fini (GRUB_LOADER_FLAG_NORETURN);
+
+ /* Just stop here */
+
+ while (1);
+}
diff --git a/grub-core/loader/arm/linux.c b/grub-core/loader/arm/linux.c
index 5b39f02bb2e..01374ee78fa 100644
--- a/grub-core/loader/arm/linux.c
+++ b/grub-core/loader/arm/linux.c
@@ -31,6 +31,8 @@
GRUB_MOD_LICENSE ("GPLv3+");
+#ifndef GRUB_MACHINE_COREBOOT
+
static grub_dl_t my_mod;
static grub_addr_t initrd_start;
@@ -527,3 +529,4 @@ GRUB_MOD_FINI (linux)
grub_unregister_command (cmd_initrd);
grub_unregister_command (cmd_devicetree);
}
+#endif
diff --git a/util/grub-mkimagexx.c b/util/grub-mkimagexx.c
index 3fab93e2088..a2bb05439f0 100644
--- a/util/grub-mkimagexx.c
+++ b/util/grub-mkimagexx.c
@@ -87,7 +87,8 @@ struct fixup_block_list
static int
is_relocatable (const struct grub_install_image_target_desc *image_target)
{
- return image_target->id == IMAGE_EFI || image_target->id == IMAGE_UBOOT;
+ return image_target->id == IMAGE_EFI || image_target->id == IMAGE_UBOOT
+ || (image_target->id == IMAGE_COREBOOT && image_target->elf_target == EM_ARM);
}
#ifdef MKIMAGE_ELF32
@@ -274,7 +275,10 @@ SUFFIX (grub_mkimage_generate_elf) (const struct grub_install_image_target_desc
{
grub_uint32_t target_addr_mods;
phdr->p_filesz = grub_host_to_target32 (layout->kernel_size);
- phdr->p_memsz = grub_host_to_target32 (layout->kernel_size + layout->bss_size);
+ if (image_target->id == IMAGE_COREBOOT && image_target->elf_target == EM_ARM)
+ phdr->p_memsz = grub_host_to_target32 (layout->kernel_size);
+ else
+ phdr->p_memsz = grub_host_to_target32 (layout->kernel_size + layout->bss_size);
phdr++;
phdr->p_type = grub_host_to_target32 (PT_GNU_STACK);
@@ -290,8 +294,12 @@ SUFFIX (grub_mkimage_generate_elf) (const struct grub_install_image_target_desc
phdr->p_filesz = phdr->p_memsz
= grub_host_to_target32 (*core_size - layout->kernel_size);
- if (image_target->id == IMAGE_COREBOOT)
+ if (image_target->id == IMAGE_COREBOOT && image_target->elf_target == EM_386)
target_addr_mods = GRUB_KERNEL_I386_COREBOOT_MODULES_ADDR;
+ else if (image_target->id == IMAGE_COREBOOT && image_target->elf_target == EM_ARM)
+ target_addr_mods = ALIGN_UP (target_addr + layout->end
+ + image_target->mod_gap,
+ image_target->mod_align);
else
target_addr_mods = ALIGN_UP (target_addr + layout->kernel_size + layout->bss_size
+ image_target->mod_gap,
@@ -1876,7 +1884,7 @@ SUFFIX (locate_sections) (Elf_Ehdr *e, const char *kernel_path,
Platforms other than EFI and U-boot shouldn't have .bss in
their binaries as we build with -Wl,-Ttext.
*/
- if (image_target->id != IMAGE_UBOOT)
+ if (image_target->id == IMAGE_EFI || !is_relocatable (image_target))
layout->kernel_size = layout->end;
return section_addresses;
@@ -1979,6 +1987,7 @@ SUFFIX (grub_mkimage_load_image) (const char *kernel_path,
if (image_target->id == IMAGE_SPARC64_AOUT
|| image_target->id == IMAGE_SPARC64_RAW
|| image_target->id == IMAGE_UBOOT
+ || image_target->id == IMAGE_COREBOOT
|| image_target->id == IMAGE_SPARC64_CDCORE)
layout->kernel_size = ALIGN_UP (layout->kernel_size, image_target->mod_align);
@@ -2084,7 +2093,7 @@ SUFFIX (grub_mkimage_load_image) (const char *kernel_path,
Platforms other than EFI and U-boot shouldn't have .bss in
their binaries as we build with -Wl,-Ttext.
*/
- || (SUFFIX (is_bss_section) (s, image_target) && (image_target->id != IMAGE_UBOOT))
+ || (SUFFIX (is_bss_section) (s, image_target) && (image_target->id == IMAGE_EFI || !is_relocatable (image_target)))
|| SUFFIX (is_text_section) (s, image_target))
{
if (grub_target_to_host32 (s->sh_type) == SHT_NOBITS)
diff --git a/util/mkimage.c b/util/mkimage.c
index 528166c87ac..6aa77ed7367 100644
--- a/util/mkimage.c
+++ b/util/mkimage.c
@@ -533,6 +533,45 @@ static const struct grub_install_image_target_desc image_targets[] =
.mod_align = GRUB_KERNEL_ARM_UBOOT_MOD_ALIGN,
.link_align = 4
},
+ /* For coreboot versions that don't support self-relocating images. */
+ {
+ .dirname = "arm-coreboot-vexpress",
+ .names = { "arm-coreboot-vexpress", NULL },
+ .voidp_sizeof = 4,
+ .bigendian = 0,
+ .id = IMAGE_COREBOOT,
+ .flags = PLATFORM_FLAGS_NONE,
+ .total_module_size = GRUB_KERNEL_ARM_COREBOOT_TOTAL_MODULE_SIZE,
+ .decompressor_compressed_size = TARGET_NO_FIELD,
+ .decompressor_uncompressed_size = TARGET_NO_FIELD,
+ .decompressor_uncompressed_addr = TARGET_NO_FIELD,
+ .section_align = GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN,
+ .vaddr_offset = 0,
+ .elf_target = EM_ARM,
+ .mod_gap = GRUB_KERNEL_ARM_COREBOOT_MOD_GAP,
+ .mod_align = GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN,
+ .link_align = 4,
+ .link_addr = 0x62000000,
+ },
+ {
+ .dirname = "arm-coreboot-veyron",
+ .names = { "arm-coreboot-veyron", NULL },
+ .voidp_sizeof = 4,
+ .bigendian = 0,
+ .id = IMAGE_COREBOOT,
+ .flags = PLATFORM_FLAGS_NONE,
+ .total_module_size = GRUB_KERNEL_ARM_COREBOOT_TOTAL_MODULE_SIZE,
+ .decompressor_compressed_size = TARGET_NO_FIELD,
+ .decompressor_uncompressed_size = TARGET_NO_FIELD,
+ .decompressor_uncompressed_addr = TARGET_NO_FIELD,
+ .section_align = GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN,
+ .vaddr_offset = 0,
+ .elf_target = EM_ARM,
+ .mod_gap = GRUB_KERNEL_ARM_COREBOOT_MOD_GAP,
+ .mod_align = GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN,
+ .link_align = 4,
+ .link_addr = 0x43000000,
+ },
{
.dirname = "arm-efi",
.names = { "arm-efi", NULL },
@@ -1033,7 +1072,7 @@ grub_install_generate_image (const char *dir, const char *prefix,
/* fallthrough */
case IMAGE_COREBOOT:
case IMAGE_QEMU:
- if (layout.kernel_size + layout.bss_size + GRUB_KERNEL_I386_PC_LINK_ADDR > 0x68000)
+ if (image_target->elf_target != EM_ARM && layout.kernel_size + layout.bss_size + GRUB_KERNEL_I386_PC_LINK_ADDR > 0x68000)
grub_util_error (_("kernel image is too big (0x%x > 0x%x)"),
(unsigned) layout.kernel_size + (unsigned) layout.bss_size
+ GRUB_KERNEL_I386_PC_LINK_ADDR,
diff --git a/include/grub/arm/coreboot/console.h b/include/grub/arm/coreboot/console.h
new file mode 100644
index 00000000000..13a14b78383
--- /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 00000000000..09cd7fe328c
--- /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);
+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/offsets.h b/include/grub/offsets.h
index c88c86d4d2e..bf0689fc99a 100644
--- a/include/grub/offsets.h
+++ b/include/grub/offsets.h
@@ -122,6 +122,12 @@
#define GRUB_KERNEL_ARM_UBOOT_MOD_ALIGN 0x8
#define GRUB_KERNEL_ARM_UBOOT_TOTAL_MODULE_SIZE 0x4
+#define GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN 0x8
+#define GRUB_KERNEL_ARM_COREBOOT_TOTAL_MODULE_SIZE 0x4
+
+#define GRUB_KERNEL_ARM_STACK_SIZE 0x40000
+#define GRUB_KERNEL_ARM_COREBOOT_MOD_GAP (GRUB_KERNEL_ARM_STACK_SIZE + 1024)
+
/* Minimal gap between _end and the start of the modules. It's a hack
for PowerMac to prevent "CLAIM failed" error. The real fix is to
rewrite grub-mkimage to generate valid ELF files. */
diff --git a/grub-core/kern/arm/coreboot/coreboot.S b/grub-core/kern/arm/coreboot/coreboot.S
new file mode 100644
index 00000000000..a1104526c15
--- /dev/null
+++ b/grub-core/kern/arm/coreboot/coreboot.S
@@ -0,0 +1,44 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2016 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/>.
+ */
+
+#include <grub/symbol.h>
+
+ .file "coreboot.S"
+ .text
+ .syntax unified
+#if !defined (__thumb2__)
+ .arch armv7a
+ .arm
+#else
+ .arch armv7
+ .thumb
+#endif
+
+FUNCTION(grub_arm_pfr1)
+ mrc p15, 0, r0, c0, c1, 1
+ bx lr
+
+FUNCTION(grub_armv7_get_timer_value)
+ isb
+ mrrc p15, 1, r0, r1, c14
+ bx lr
+
+FUNCTION(grub_armv7_get_timer_frequency)
+ mrc p15, 0, r0, c14, c0, 0
+ bx lr
+
diff --git a/grub-core/kern/arm/startup.S b/grub-core/kern/arm/startup.S
index 640837cba51..3946fe8e183 100644
--- a/grub-core/kern/arm/startup.S
+++ b/grub-core/kern/arm/startup.S
@@ -24,6 +24,7 @@
* GRUB is called from U-Boot as a Linux Kernel type image, which
* means among other things that it always enters in ARM state.
*
+ * coreboot starts in ARM mode as well.
*
* Overview of GRUB image layout:
*
@@ -127,6 +128,8 @@ reloc_done:
str r1, EXT_C(grub_modbase)
+ /* Coreboot already places modules at right place. */
+#ifndef GRUB_MACHINE_COREBOOT
add r1, r1, r2
add r0, r0, r2
sub r1, r1, #4
@@ -136,6 +139,7 @@ reloc_done:
str r3, [r1], #-4 @ *dst-- = r3
subs r2, #4 @ remaining -= 4
bne 1b @ while remaining != 0
+#endif
@ Since we _are_ the C run-time, we need to manually zero the BSS
@ region before continuing
diff --git a/gentpl.py b/gentpl.py
index f08bcc404f6..ed268178b4d 100644
--- a/gentpl.py
+++ b/gentpl.py
@@ -31,7 +31,8 @@ GRUB_PLATFORMS = [ "emu", "i386_pc", "i386_efi", "i386_qemu", "i386_coreboot",
"i386_xen", "x86_64_xen",
"mips_loongson", "sparc64_ieee1275",
"powerpc_ieee1275", "mips_arc", "ia64_efi",
- "mips_qemu_mips", "arm_uboot", "arm_efi", "arm64_efi" ]
+ "mips_qemu_mips", "arm_uboot", "arm_efi", "arm64_efi",
+ "arm_coreboot"]
GROUPS = {}
@@ -44,7 +45,7 @@ GROUPS["x86"] = GROUPS["i386"] + GROUPS["x86_64"]
GROUPS["mips"] = [ "mips_loongson", "mips_qemu_mips", "mips_arc" ]
GROUPS["sparc64"] = [ "sparc64_ieee1275" ]
GROUPS["powerpc"] = [ "powerpc_ieee1275" ]
-GROUPS["arm"] = [ "arm_uboot", "arm_efi" ]
+GROUPS["arm"] = [ "arm_uboot", "arm_efi", "arm_coreboot" ]
GROUPS["arm64"] = [ "arm64_efi" ]
# Groups based on firmware
@@ -52,6 +53,7 @@ GROUPS["efi"] = [ "i386_efi", "x86_64_efi", "ia64_efi", "arm_efi", "arm64_efi"
GROUPS["ieee1275"] = [ "i386_ieee1275", "sparc64_ieee1275", "powerpc_ieee1275" ]
GROUPS["uboot"] = [ "arm_uboot" ]
GROUPS["xen"] = [ "i386_xen", "x86_64_xen" ]
+GROUPS["coreboot"] = [ "i386_coreboot", "arm_coreboot" ]
# emu is a special case so many core functionality isn't needed on this platform
GROUPS["noemu"] = GRUB_PLATFORMS[:]; GROUPS["noemu"].remove("emu")
@@ -64,7 +66,7 @@ GROUPS["pci"] = GROUPS["x86"] + ["mips_loongson"]
GROUPS["usb"] = GROUPS["pci"]
# If gfxterm is main output console integrate it into kernel
-GROUPS["videoinkernel"] = ["mips_loongson", "i386_coreboot" ]
+GROUPS["videoinkernel"] = ["mips_loongson", "i386_coreboot", "arm_coreboot" ]
GROUPS["videomodules"] = GRUB_PLATFORMS[:];
for i in GROUPS["videoinkernel"]: GROUPS["videomodules"].remove(i)
diff --git a/grub-core/Makefile.am b/grub-core/Makefile.am
index 781d0ffbf75..bec0585549a 100644
--- a/grub-core/Makefile.am
+++ b/grub-core/Makefile.am
@@ -239,6 +239,16 @@ KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/lib/arg.h
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/arm/system.h
endif
+if COND_arm_coreboot
+KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/arm/system.h
+KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/video.h
+KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/video_fb.h
+KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/gfxterm.h
+KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/font.h
+KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/bufio.h
+KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/arm/coreboot/kernel.h
+endif
+
if COND_arm_efi
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/arm/efi/loader.h
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/efi/efi.h
--
2.17.1
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