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-rw-r--r--.gitignore1
-rw-r--r--Makefile3
-rw-r--r--arch/efi/Kconfig51
-rw-r--r--arch/efi/Makefile41
-rw-r--r--arch/efi/configs/efi_defconfig78
-rw-r--r--arch/efi/efi/Makefile2
-rw-r--r--arch/efi/efi/clocksource.c60
-rw-r--r--arch/efi/efi/efi-block-io.c174
-rw-r--r--arch/efi/efi/efi-device.c348
-rw-r--r--arch/efi/efi/efi-image.c105
-rw-r--r--arch/efi/efi/efi.c342
-rw-r--r--arch/efi/efi/env-efi/network/eth0-discover5
-rw-r--r--arch/efi/include/asm/barebox.h1
-rw-r--r--arch/efi/include/asm/bitops.h15
-rw-r--r--arch/efi/include/asm/byteorder.h8
-rw-r--r--arch/efi/include/asm/common.h4
-rw-r--r--arch/efi/include/asm/dma.h13
-rw-r--r--arch/efi/include/asm/elf.h60
-rw-r--r--arch/efi/include/asm/io.h55
-rw-r--r--arch/efi/include/asm/posix_types.h93
-rw-r--r--arch/efi/include/asm/sections.h1
-rw-r--r--arch/efi/include/asm/string.h1
-rw-r--r--arch/efi/include/asm/swab.h6
-rw-r--r--arch/efi/include/asm/types.h73
-rw-r--r--arch/efi/include/asm/unaligned.h19
-rw-r--r--arch/efi/include/mach/debug_ll.h20
-rw-r--r--arch/efi/include/mach/efi-device.h45
-rw-r--r--arch/efi/include/mach/efi.h24
-rw-r--r--arch/efi/lib/.gitignore2
-rw-r--r--arch/efi/lib/Makefile4
-rw-r--r--arch/efi/lib/crt0-efi-ia32.S76
-rw-r--r--arch/efi/lib/crt0-efi-x86_64.S75
-rw-r--r--arch/efi/lib/elf_ia32_efi.lds.S102
-rw-r--r--arch/efi/lib/elf_x86_64_efi.lds.S93
-rw-r--r--arch/efi/lib/reloc_ia32.c97
-rw-r--r--arch/efi/lib/reloc_x86_64.c96
-rw-r--r--common/Kconfig8
-rw-r--r--common/Makefile4
-rw-r--r--common/efi-devicepath.c1370
-rw-r--r--common/efi-guid.c11
-rw-r--r--common/memory.c2
-rw-r--r--common/partitions/efi.c2
-rw-r--r--drivers/of/Kconfig2
-rw-r--r--include/efi.h469
44 files changed, 3791 insertions, 270 deletions
diff --git a/.gitignore b/.gitignore
index 135fdeb..19534c9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -46,6 +46,7 @@ barebox.uimage
barebox.map
barebox.kwb
barebox.kwbuart
+barebox.efi
barebox-flash-image
System.map
Module.symvers
diff --git a/Makefile b/Makefile
index 63139c2..69320d8 100644
--- a/Makefile
+++ b/Makefile
@@ -997,7 +997,8 @@ CLEAN_FILES += barebox System.map include/generated/barebox_default_env.h \
.tmp_kallsyms* common/barebox_default_env* barebox.ldr \
scripts/bareboxenv-target barebox-flash-image \
Doxyfile.version barebox.srec barebox.s5p barebox.ubl \
- barebox.uimage barebox.spi barebox.kwb barebox.kwbuart
+ barebox.uimage barebox.spi barebox.kwb barebox.kwbuart \
+ barebox.efi
# Directories & files removed with 'make mrproper'
MRPROPER_DIRS += include/config include2 usr/include
diff --git a/arch/efi/Kconfig b/arch/efi/Kconfig
new file mode 100644
index 0000000..71ac1c7
--- /dev/null
+++ b/arch/efi/Kconfig
@@ -0,0 +1,51 @@
+config ARCH_EFI
+ bool
+ default y
+ select HAS_DEBUG_LL
+ select HAS_KALLSYMS
+ select HAVE_DEFAULT_ENVIRONMENT_NEW
+ select EFI_GUID
+ select EFI_DEVICEPATH
+ select PRINTF_UUID
+
+config ARCH_TEXT_BASE
+ hex
+ default 0x0
+
+menu "EFI specific settings"
+
+config 64BIT
+ def_bool y
+ help
+ Say yes to build a 64-bit binary - formerly known as x86_64
+ Say no to build a 32-bit binary - formerly known as i386.
+
+ 32-bit support currently does not compile and is not tested
+ due to the lack of hardware.
+
+config X86_32
+ def_bool y
+ depends on !64BIT
+
+config X86_64
+ def_bool y
+ depends on 64BIT
+
+config ARCH_EFI_REGISTER_COM1
+ bool "Register first serial port"
+ help
+ Say yes here to register the first serial port on ioport 0x3f8.
+ This is useful to control barebox over a serial port if the board
+ has one. Enabling this option may not work on boards which do not
+ have a serial port. Also enable DRIVER_SERIAL_NS16550 to enable
+ the NS16550 driver.
+
+endmenu
+
+source common/Kconfig
+source commands/Kconfig
+source net/Kconfig
+source drivers/Kconfig
+source fs/Kconfig
+source lib/Kconfig
+source crypto/Kconfig
diff --git a/arch/efi/Makefile b/arch/efi/Makefile
new file mode 100644
index 0000000..af28085
--- /dev/null
+++ b/arch/efi/Makefile
@@ -0,0 +1,41 @@
+CFLAGS += -fpic -fshort-wchar -mno-sse -mno-mmx
+
+ifeq ($(CONFIG_X86_32),y)
+ UTS_MACHINE := i386
+ biarch := $(call cc-option,-m32)
+ AFLAGS += $(biarch)
+ CFLAGS += $(biarch)
+ TARGET = efi-app-ia32
+else
+ UTS_MACHINE := x86_64
+ AFLAGS += -m64
+ CFLAGS += -m64 -mno-red-zone
+ TARGET = efi-app-x86_64
+endif
+
+lds-$(CONFIG_X86_32) := arch/efi/lib/elf_ia32_efi.lds
+lds-$(CONFIG_X86_64) := arch/efi/lib/elf_x86_64_efi.lds
+
+cmd_barebox__ ?= $(LD) $(LDFLAGS) $(LDFLAGS_barebox) -o $@ \
+ -T $(lds-y) \
+ -shared -Bsymbolic -nostdlib -znocombreloc \
+ --start-group $(barebox-common) \
+ --end-group \
+ $(filter-out $(barebox-lds) $(barebox-common) FORCE ,$^)
+
+quiet_cmd_efi_image = EFI-IMG $@
+ cmd_efi_image = objcopy -j .text -j .sdata -j .data -j .dynamic \
+ -j .dynsym -j .rel -j .rela -j .reloc -j __barebox_initcalls \
+ -j __barebox_cmd -j .barebox_magicvar -j .bbenv.* \
+ --target=$(TARGET) $< $@
+
+KBUILD_BINARY := barebox
+
+LDFLAGS := -m elf_$(UTS_MACHINE) --no-undefined
+
+barebox.efi: $(KBUILD_BINARY) FORCE
+ $(call if_changed,efi_image)
+
+KBUILD_IMAGE := barebox.efi
+
+common-y += arch/efi/efi/ arch/efi/lib/
diff --git a/arch/efi/configs/efi_defconfig b/arch/efi/configs/efi_defconfig
new file mode 100644
index 0000000..456f70d
--- /dev/null
+++ b/arch/efi/configs/efi_defconfig
@@ -0,0 +1,78 @@
+CONFIG_MMU=y
+CONFIG_MALLOC_SIZE=0x0
+CONFIG_MALLOC_TLSF=y
+CONFIG_PROMPT="barebox> "
+CONFIG_HUSH_FANCY_PROMPT=y
+CONFIG_CMDLINE_EDITING=y
+CONFIG_AUTO_COMPLETE=y
+CONFIG_MENU=y
+# CONFIG_TIMESTAMP is not set
+CONFIG_CONSOLE_ACTIVATE_ALL=y
+CONFIG_PARTITION_DISK_EFI=y
+CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
+CONFIG_POLLER=y
+CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_LL=y
+CONFIG_LONGHELP=y
+CONFIG_CMD_IOMEM=y
+CONFIG_CMD_MEMINFO=y
+CONFIG_CMD_BOOTM_SHOW_TYPE=y
+CONFIG_CMD_BOOTM_VERBOSE=y
+CONFIG_CMD_BOOTM_INITRD=y
+CONFIG_CMD_BOOTM_OFTREE=y
+CONFIG_CMD_GO=y
+CONFIG_CMD_LOADB=y
+CONFIG_CMD_RESET=y
+CONFIG_CMD_UIMAGE=y
+CONFIG_CMD_PARTITION=y
+CONFIG_CMD_EXPORT=y
+CONFIG_CMD_LOADENV=y
+CONFIG_CMD_PRINTENV=y
+CONFIG_CMD_MAGICVAR=y
+CONFIG_CMD_MAGICVAR_HELP=y
+CONFIG_CMD_SAVEENV=y
+CONFIG_CMD_FILETYPE=y
+CONFIG_CMD_LN=y
+CONFIG_CMD_MD5SUM=y
+CONFIG_CMD_UNCOMPRESS=y
+CONFIG_CMD_LET=y
+CONFIG_CMD_MSLEEP=y
+CONFIG_CMD_READF=y
+CONFIG_CMD_SLEEP=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_HOST=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_TFTP=y
+CONFIG_CMD_ECHO_E=y
+CONFIG_CMD_EDIT=y
+CONFIG_CMD_MENU=y
+CONFIG_CMD_MENUTREE=y
+CONFIG_CMD_READLINE=y
+CONFIG_CMD_TIMEOUT=y
+CONFIG_CMD_CRC=y
+CONFIG_CMD_CRC_CMP=y
+CONFIG_CMD_MM=y
+CONFIG_CMD_DETECT=y
+CONFIG_CMD_FLASH=y
+CONFIG_CMD_2048=y
+CONFIG_CMD_BAREBOX_UPDATE=y
+CONFIG_CMD_OF_NODE=y
+CONFIG_CMD_OF_PROPERTY=y
+CONFIG_CMD_OFTREE=y
+CONFIG_CMD_TIME=y
+CONFIG_NET=y
+CONFIG_NET_NFS=y
+CONFIG_NET_NETCONSOLE=y
+CONFIG_DRIVER_SERIAL_EFI_STDIO=y
+CONFIG_DRIVER_SERIAL_NS16550=y
+CONFIG_DRIVER_NET_EFI_SNP=y
+# CONFIG_SPI is not set
+CONFIG_DISK=y
+CONFIG_FS_EXT4=y
+CONFIG_FS_TFTP=y
+CONFIG_FS_NFS=y
+CONFIG_FS_EFI=y
+CONFIG_FS_EFIVARFS=y
+CONFIG_FS_FAT=y
+CONFIG_FS_FAT_WRITE=y
+CONFIG_FS_FAT_LFN=y
diff --git a/arch/efi/efi/Makefile b/arch/efi/efi/Makefile
new file mode 100644
index 0000000..a856e59
--- /dev/null
+++ b/arch/efi/efi/Makefile
@@ -0,0 +1,2 @@
+obj-y += efi.o clocksource.o efi-block-io.o efi-device.o efi-image.o
+bbenv-y += env-efi
diff --git a/arch/efi/efi/clocksource.c b/arch/efi/efi/clocksource.c
new file mode 100644
index 0000000..2f33b43
--- /dev/null
+++ b/arch/efi/efi/clocksource.c
@@ -0,0 +1,60 @@
+#include <common.h>
+#include <efi.h>
+#include <mach/efi.h>
+#include <clock.h>
+
+#ifdef __x86_64__
+uint64_t ticks_read(void)
+{
+ uint64_t a, d;
+
+ __asm__ volatile ("rdtsc" : "=a" (a), "=d" (d));
+
+ return (d << 32) | a;
+}
+#else
+uint64_t ticks_read(void)
+{
+ uint64_t val;
+
+ __asm__ volatile ("rdtsc" : "=A" (val));
+
+ return val;
+}
+#endif
+
+static uint64_t freq;
+
+/* count TSC ticks during a millisecond delay */
+static uint64_t ticks_freq(void)
+{
+ uint64_t ticks_start, ticks_end;
+
+ ticks_start = ticks_read();
+ BS->stall(1000);
+ ticks_end = ticks_read();
+
+ return (ticks_end - ticks_start) * 1000;
+}
+
+static uint64_t efi_clocksource_read(void)
+{
+ return 1000 * 1000 * ticks_read() / freq;
+}
+
+static struct clocksource cs = {
+ .read = efi_clocksource_read,
+ .mask = CLOCKSOURCE_MASK(64),
+ .shift = 0,
+};
+
+int efi_clocksource_init(void)
+{
+ cs.mult = clocksource_hz2mult(1000 * 1000, cs.shift);
+
+ freq = ticks_freq();
+
+ init_clock(&cs);
+
+ return 0;
+}
diff --git a/arch/efi/efi/efi-block-io.c b/arch/efi/efi/efi-block-io.c
new file mode 100644
index 0000000..0011531
--- /dev/null
+++ b/arch/efi/efi/efi-block-io.c
@@ -0,0 +1,174 @@
+#include <common.h>
+#include <driver.h>
+#include <init.h>
+#include <malloc.h>
+#include <fs.h>
+#include <string.h>
+#include <command.h>
+#include <errno.h>
+#include <linux/stat.h>
+#include <xfuncs.h>
+#include <fcntl.h>
+#include <efi.h>
+#include <block.h>
+#include <disks.h>
+#include <mach/efi.h>
+#include <mach/efi-device.h>
+
+#define EFI_BLOCK_IO_PROTOCOL_REVISION2 0x00020001
+#define EFI_BLOCK_IO_PROTOCOL_REVISION3 ((2<<16) | (31))
+
+struct efi_block_io_media{
+ u32 media_id;
+ bool removable_media;
+ bool media_present;
+ bool logical_partition;
+ bool read_only;
+ bool write_caching;
+ u32 block_size;
+ u32 io_align;
+ u64 last_block;
+ u64 lowest_aligned_lba; /* added in Revision 2 */
+ u32 logical_blocks_per_physical_block; /* added in Revision 2 */
+ u32 optimal_transfer_length_granularity; /* added in Revision 3 */
+};
+
+struct efi_block_io_protocol {
+ u64 revision;
+ struct efi_block_io_media *media;
+ efi_status_t(EFIAPI *reset)(struct efi_block_io_protocol *this,
+ bool ExtendedVerification);
+ efi_status_t(EFIAPI *read)(struct efi_block_io_protocol *this, u32 media_id,
+ u64 lba, unsigned long buffer_size, void *buf);
+ efi_status_t(EFIAPI *write)(struct efi_block_io_protocol *this, u32 media_id,
+ u64 lba, unsigned long buffer_size, void *buf);
+ efi_status_t(EFIAPI *flush)(struct efi_block_io_protocol *this);
+};
+
+struct efi_bio_priv {
+ struct efi_block_io_protocol *protocol;
+ struct device_d *dev;
+ struct block_device blk;
+ u32 media_id;
+};
+
+static int efi_bio_read(struct block_device *blk, void *buffer, int block,
+ int num_blocks)
+{
+ struct efi_bio_priv *priv = container_of(blk, struct efi_bio_priv, blk);
+ efi_status_t efiret;
+
+ efiret = priv->protocol->read(priv->protocol, priv->media_id,
+ block, num_blocks * 512, buffer);
+
+ if (EFI_ERROR(efiret))
+ return -efi_errno(efiret);
+
+ return 0;
+}
+
+static int efi_bio_write(struct block_device *blk,
+ const void *buffer, int block, int num_blocks)
+{
+ struct efi_bio_priv *priv = container_of(blk, struct efi_bio_priv, blk);
+ efi_status_t efiret;
+
+ efiret = priv->protocol->write(priv->protocol, priv->media_id,
+ block, num_blocks * 512, (void *)buffer);
+ if (EFI_ERROR(efiret))
+ return -efi_errno(efiret);
+
+ return 0;
+}
+
+static int efi_bio_flush(struct block_device *blk)
+{
+ struct efi_bio_priv *priv = container_of(blk, struct efi_bio_priv, blk);
+ efi_status_t efiret;
+
+ efiret = priv->protocol->flush(priv->protocol);
+ if (EFI_ERROR(efiret))
+ return -efi_errno(efiret);
+
+ return 0;
+}
+
+static struct block_device_ops efi_bio_ops = {
+ .read = efi_bio_read,
+ .write = efi_bio_write,
+ .flush = efi_bio_flush,
+};
+
+static void efi_bio_print_info(struct efi_bio_priv *priv)
+{
+ struct efi_block_io_media *media = priv->protocol->media;
+ u64 revision = priv->protocol->revision;
+
+ dev_dbg(priv->dev, "revision: 0x%016llx\n", revision);
+ dev_dbg(priv->dev, "media_id: 0x%08x\n", media->media_id);
+ dev_dbg(priv->dev, "removable_media: %d\n", media->removable_media);
+ dev_dbg(priv->dev, "media_present: %d\n", media->media_present);
+ dev_dbg(priv->dev, "logical_partition: %d\n", media->logical_partition);
+ dev_dbg(priv->dev, "read_only: %d\n", media->read_only);
+ dev_dbg(priv->dev, "write_caching: %d\n", media->write_caching);
+ dev_dbg(priv->dev, "block_size: 0x%08x\n", media->block_size);
+ dev_dbg(priv->dev, "io_align: 0x%08x\n", media->io_align);
+ dev_dbg(priv->dev, "last_block: 0x%016llx\n", media->last_block);
+
+ if (revision < EFI_BLOCK_IO_PROTOCOL_REVISION2)
+ return;
+
+ dev_dbg(priv->dev, "u64 lowest_aligned_lba: 0x%08llx\n",
+ media->lowest_aligned_lba);
+ dev_dbg(priv->dev, "logical_blocks_per_physical_block: 0x%08x\n",
+ media->logical_blocks_per_physical_block);
+
+ if (revision < EFI_BLOCK_IO_PROTOCOL_REVISION3)
+ return;
+
+ dev_dbg(priv->dev, "optimal_transfer_length_granularity: 0x%08x\n",
+ media->optimal_transfer_length_granularity);
+}
+
+int efi_bio_probe(struct efi_device *efidev)
+{
+ int ret;
+ struct efi_bio_priv *priv;
+ struct efi_block_io_media *media;
+
+ priv = xzalloc(sizeof(*priv));
+
+ BS->handle_protocol(efidev->handle, &efi_block_io_protocol_guid,
+ (void **)&priv->protocol);
+ if (!priv->protocol)
+ return -ENODEV;
+
+ media = priv->protocol->media;
+ efi_bio_print_info(priv);
+ priv->dev = &efidev->dev;
+
+ priv->blk.cdev.name = asprintf("disk%d", cdev_find_free_index("disk"));
+ priv->blk.blockbits = ffs(media->block_size) - 1;
+ priv->blk.num_blocks = media->last_block;
+ priv->blk.ops = &efi_bio_ops;
+ priv->blk.dev = &efidev->dev;
+
+ priv->media_id = media->media_id;
+
+ ret = blockdevice_register(&priv->blk);
+ if (ret)
+ return ret;
+
+ parse_partition_table(&priv->blk);
+
+ return 0;
+}
+
+static struct efi_driver efi_fs_driver = {
+ .driver = {
+ .name = "efi-block-io",
+ },
+ .probe = efi_bio_probe,
+ .guid = EFI_BLOCK_IO_PROTOCOL_GUID,
+};
+device_efi_driver(efi_fs_driver);
diff --git a/arch/efi/efi/efi-device.c b/arch/efi/efi/efi-device.c
new file mode 100644
index 0000000..71526b9
--- /dev/null
+++ b/arch/efi/efi/efi-device.c
@@ -0,0 +1,348 @@
+/*
+ * efi-device.c - barebox EFI payload support
+ *
+ * Copyright (c) 2014 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <command.h>
+#include <common.h>
+#include <driver.h>
+#include <malloc.h>
+#include <memory.h>
+#include <string.h>
+#include <sizes.h>
+#include <wchar.h>
+#include <init.h>
+#include <efi.h>
+#include <mach/efi.h>
+#include <mach/efi-device.h>
+#include <linux/err.h>
+
+int efi_locate_handle(enum efi_locate_search_type search_type,
+ efi_guid_t *protocol,
+ void *search_key,
+ unsigned long *no_handles,
+ efi_handle_t **buffer)
+{
+ efi_status_t efiret;
+ unsigned long buffer_size = 0;
+ efi_handle_t *buf;
+
+ efiret = BS->locate_handle(search_type, protocol, search_key, &buffer_size,
+ NULL);
+ if (EFI_ERROR(efiret) && efiret != EFI_BUFFER_TOO_SMALL)
+ return -efi_errno(efiret);
+
+ buf = malloc(buffer_size);
+ if (!buf)
+ return -ENOMEM;
+
+ efiret = BS->locate_handle(search_type, protocol, search_key, &buffer_size,
+ buf);
+ if (EFI_ERROR(efiret)) {
+ free(buf);
+ return -efi_errno(efiret);
+ }
+
+ *no_handles = buffer_size / sizeof(efi_handle_t);
+ *buffer = buf;
+
+ return 0;
+}
+
+static struct efi_device *efi_find_device(efi_handle_t *handle)
+{
+ struct device_d *dev;
+ struct efi_device *efidev;
+
+ bus_for_each_device(&efi_bus, dev) {
+ efidev = container_of(dev, struct efi_device, dev);
+
+ if (efidev->handle == handle)
+ return efidev;
+ }
+
+ return NULL;
+}
+
+static void efi_devinfo(struct device_d *dev)
+{
+ struct efi_device *efidev = to_efi_device(dev);
+ int i;
+
+ printf("Protocols:\n");
+
+ for (i = 0; i < efidev->num_guids; i++)
+ printf(" %d: %pUl\n", i, &efidev->guids[i]);
+}
+
+static efi_handle_t *efi_find_parent(efi_handle_t *handle)
+{
+ unsigned long handle_count = 0;
+ efi_handle_t *handles = NULL, *parent;
+ unsigned long num_guids;
+ efi_guid_t **guids;
+ int ret, i, j, k;
+ efi_status_t efiret;
+ struct efi_open_protocol_information_entry *entry_buffer;
+ unsigned long entry_count;
+
+ ret = efi_locate_handle(all_handles, NULL, NULL, &handle_count, &handles);
+ if (ret)
+ return NULL;
+
+ /*
+ * Normally one would expect a function/pointer to retrieve the parent.
+ * With EFI we have to:
+ * - get all handles
+ * - for each handle get the registered protocols
+ * - for each protocol get the users
+ * - the user which matches the input handle is the parent
+ */
+ for (i = 0; i < handle_count; i++) {
+ efiret = BS->open_protocol(handles[i], &efi_device_path_protocol_guid,
+ NULL, NULL, NULL, EFI_OPEN_PROTOCOL_TEST_PROTOCOL);
+ if (EFI_ERROR(efiret))
+ continue;
+
+ BS->protocols_per_handle(handles[i], &guids, &num_guids);
+ for (j = 0; j < num_guids; j++) {
+ efiret = BS->open_protocol_information(handles[i], guids[j],
+ &entry_buffer, &entry_count);
+ for (k = 0; k < entry_count; k++) {
+ if (entry_buffer[k].controller_handle == NULL)
+ continue;
+ if (entry_buffer[k].controller_handle == handles[i])
+ continue;
+ if (entry_buffer[k].controller_handle == handle) {
+ parent = handles[i];
+ goto out;
+ }
+ }
+ }
+ }
+
+ parent = NULL;
+
+ free(handles);
+out:
+ return parent;
+}
+
+static struct efi_device *efi_add_device(efi_handle_t *handle, efi_guid_t **guids,
+ int num_guids)
+{
+ struct efi_device *efidev;
+ int i;
+ efi_guid_t *guidarr;
+ efi_status_t efiret;
+ void *devpath;
+
+ efidev = efi_find_device(handle);
+ if (efidev)
+ return ERR_PTR(-EEXIST);
+
+ efiret = BS->open_protocol(handle, &efi_device_path_protocol_guid,
+ NULL, NULL, NULL, EFI_OPEN_PROTOCOL_TEST_PROTOCOL);
+ if (EFI_ERROR(efiret))
+ return ERR_PTR(-EINVAL);
+
+ guidarr = malloc(sizeof(efi_guid_t) * num_guids);
+
+ for (i = 0; i < num_guids; i++)
+ memcpy(&guidarr[i], guids[i], sizeof(efi_guid_t));
+
+ efiret = BS->open_protocol(handle, &efi_device_path_protocol_guid,
+ &devpath, NULL, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);
+ if (EFI_ERROR(efiret))
+ return ERR_PTR(-EINVAL);
+
+ efidev = xzalloc(sizeof(*efidev));
+
+ efidev->guids = guidarr;
+ efidev->num_guids = num_guids;
+ efidev->handle = handle;
+ efidev->dev.bus = &efi_bus;
+ efidev->dev.id = DEVICE_ID_SINGLE;
+ efidev->dev.info = efi_devinfo;
+ efidev->devpath = devpath;
+
+ BS->handle_protocol(handle, &guidarr[0], &efidev->protocol);
+
+ sprintf(efidev->dev.name, "handle-%p", handle);
+
+ efidev->parent_handle = efi_find_parent(efidev->handle);
+
+ return efidev;
+}
+
+
+static int efi_register_device(struct efi_device *efidev)
+{
+ char *dev_path_str;
+ struct efi_device *parent;
+ int ret;
+
+ if (efi_find_device(efidev->handle))
+ return -EEXIST;
+
+ if (efidev->parent_handle) {
+ parent = efi_find_device(efidev->parent_handle);
+ if (!parent)
+ return -EINVAL;
+
+ efidev->dev.parent = &parent->dev;
+ }
+
+ ret = register_device(&efidev->dev);
+ if (ret)
+ return ret;
+
+ dev_path_str = device_path_to_str(efidev->devpath);
+ if (dev_path_str) {
+ dev_add_param_fixed(&efidev->dev, "devpath", dev_path_str);
+ free(dev_path_str);
+ }
+
+ debug("registered efi device %s\n", dev_name(&efidev->dev));
+
+ return 0;
+}
+
+/**
+ * efi_register_devices - iterate over all EFI handles and register
+ * the devices found
+ *
+ * in barebox we treat all EFI handles which support the device_path
+ * protocol as devices. This function iterates over all handles and
+ * registers the corresponding devices. efi_register_devices is safe
+ * to call multiple times. Already registered devices will be ignored.
+ *
+ */
+void efi_register_devices(void)
+{
+ unsigned long handle_count = 0;
+ efi_handle_t *handles = NULL;
+ unsigned long num_guids;
+ efi_guid_t **guids;
+ int ret, i;
+ struct efi_device **efidevs;
+ int registered;
+
+ ret = efi_locate_handle(all_handles, NULL, NULL, &handle_count, &handles);
+ if (ret)
+ return;
+
+ efidevs = xzalloc(handle_count * sizeof(struct efi_device *));
+
+ for (i = 0; i < handle_count; i++) {
+ BS->protocols_per_handle(handles[i], &guids, &num_guids);
+
+ efidevs[i] = efi_add_device(handles[i], guids, num_guids);
+ }
+
+ /*
+ * We have a list of devices we want to register, but can only
+ * register a device when all parents are registered already.
+ * Do this by continiously iterating over the list until no
+ * further devices are registered.
+ */
+ do {
+ registered = 0;
+
+ for (i = 0; i < handle_count; i++) {
+ if (IS_ERR(efidevs[i]))
+ continue;
+
+ ret = efi_register_device(efidevs[i]);
+ if (!ret) {
+ efidevs[i] = ERR_PTR(-EEXIST);
+ registered = 1;
+ }
+ }
+ } while (registered);
+
+ free(efidevs);
+ free(handles);
+}
+
+int efi_connect_all(void)
+{
+ efi_status_t efiret;
+ unsigned long handle_count;
+ efi_handle_t *handle_buffer;
+ int i;
+
+ efiret = BS->locate_handle_buffer(all_handles, NULL, NULL, &handle_count,
+ &handle_buffer);
+ if (EFI_ERROR(efiret))
+ return -efi_errno(efiret);
+
+ for (i = 0; i < handle_count; i++)
+ efiret = BS->connect_controller(handle_buffer[i], NULL, NULL, true);
+
+ if (handle_buffer)
+ BS->free_pool(handle_buffer);
+
+ return 0;
+}
+
+static int efi_bus_match(struct device_d *dev, struct driver_d *drv)
+{
+ struct efi_driver *efidrv = to_efi_driver(drv);
+ struct efi_device *efidev = to_efi_device(dev);
+ int i;
+
+ for (i = 0; i < efidev->num_guids; i++) {
+ if (!memcmp(&efidrv->guid, &efidev->guids[i], sizeof(efi_guid_t)))
+ return 0;
+ }
+
+ return 1;
+}
+
+static int efi_bus_probe(struct device_d *dev)
+{
+ struct efi_driver *efidrv = to_efi_driver(dev->driver);
+ struct efi_device *efidev = to_efi_device(dev);
+
+ return efidrv->probe(efidev);
+}
+
+static void efi_bus_remove(struct device_d *dev)
+{
+ struct efi_driver *efidrv = to_efi_driver(dev->driver);
+ struct efi_device *efidev = to_efi_device(dev);
+
+ return efidrv->remove(efidev);
+}
+
+struct bus_type efi_bus = {
+ .name = "efi",
+ .match = efi_bus_match,
+ .probe = efi_bus_probe,
+ .remove = efi_bus_remove,
+};
+
+static int efi_init_devices(void)
+{
+ bus_register(&efi_bus);
+
+ efi_register_devices();
+
+ return 0;
+}
+core_initcall(efi_init_devices);
diff --git a/arch/efi/efi/efi-image.c b/arch/efi/efi/efi-image.c
new file mode 100644
index 0000000..18757d2
--- /dev/null
+++ b/arch/efi/efi/efi-image.c
@@ -0,0 +1,105 @@
+/*
+ * efi-image.c - barebox EFI payload support
+ *
+ * Copyright (c) 2014 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <common.h>
+#include <sizes.h>
+#include <memory.h>
+#include <command.h>
+#include <magicvar.h>
+#include <init.h>
+#include <driver.h>
+#include <io.h>
+#include <efi.h>
+#include <malloc.h>
+#include <string.h>
+#include <linux/err.h>
+#include <boot.h>
+#include <fs.h>
+#include <binfmt.h>
+#include <wchar.h>
+#include <mach/efi.h>
+#include <mach/efi-device.h>
+
+static int efi_execute_image(const char *file)
+{
+ void *exe;
+ size_t size;
+ efi_handle_t handle;
+ efi_status_t efiret;
+ const char *options;
+ efi_loaded_image_t *loaded_image;
+
+ exe = read_file(file, &size);
+ if (!exe)
+ return -EINVAL;
+
+ efiret = BS->load_image(false, efi_parent_image, efi_device_path, exe, size,
+ &handle);
+ if (EFI_ERROR(efiret)) {
+ pr_err("failed to LoadImage: %s\n", efi_strerror(efiret));
+ return -efi_errno(efiret);;
+ };
+
+ efiret = BS->open_protocol(handle, &efi_loaded_image_protocol_guid,
+ (void **)&loaded_image,
+ efi_parent_image, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);
+ if (EFI_ERROR(efiret))
+ return -efi_errno(efiret);
+
+ options = linux_bootargs_get();
+ loaded_image->load_options = strdup_char_to_wchar(options);
+ loaded_image->load_options_size = (strlen(options) + 1) * sizeof(wchar_t);
+
+ efiret = BS->start_image(handle, NULL, NULL);
+
+ efi_connect_all();
+ efi_register_devices();
+
+ return 0;
+}
+
+static int do_bootm_efi(struct image_data *data)
+{
+ return efi_execute_image(data->os_file);
+}
+
+static struct image_handler efi_handle_tr = {
+ .name = "EFI Application",
+ .bootm = do_bootm_efi,
+ .filetype = filetype_exe,
+};
+
+static int efi_execute(struct binfmt_hook *b, char *file, int argc, char **argv)
+{
+ return efi_execute_image(file);
+}
+
+static struct binfmt_hook binfmt_efi_hook = {
+ .type = filetype_exe,
+ .hook = efi_execute,
+};
+
+static int efi_register_image_handler(void)
+{
+ register_image_handler(&efi_handle_tr);
+ binfmt_register(&binfmt_efi_hook);
+
+ return 0;
+}
+late_initcall(efi_register_image_handler);
diff --git a/arch/efi/efi/efi.c b/arch/efi/efi/efi.c
new file mode 100644
index 0000000..48b7d9a
--- /dev/null
+++ b/arch/efi/efi/efi.c
@@ -0,0 +1,342 @@
+/*
+ * efi.c - barebox EFI payload support
+ *
+ * Copyright (c) 2014 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <common.h>
+#include <sizes.h>
+#include <memory.h>
+#include <clock.h>
+#include <command.h>
+#include <magicvar.h>
+#include <init.h>
+#include <driver.h>
+#include <ns16550.h>
+#include <io.h>
+#include <efi.h>
+#include <malloc.h>
+#include <string.h>
+#include <linux/err.h>
+#include <boot.h>
+#include <fs.h>
+#include <binfmt.h>
+#include <wchar.h>
+#include <envfs.h>
+#include <mach/efi.h>
+#include <mach/efi-device.h>
+
+efi_runtime_services_t *RT;
+efi_boot_services_t *BS;
+efi_system_table_t *efi_sys_table;
+efi_handle_t efi_parent_image;
+struct efi_device_path *efi_device_path;
+efi_loaded_image_t *efi_loaded_image;
+
+void *efi_get_variable(char *name, efi_guid_t *vendor, int *var_size)
+{
+ efi_status_t efiret;
+ void *buf;
+ unsigned long size = 0;
+ s16 *name16 = strdup_char_to_wchar(name);
+
+ efiret = RT->get_variable(name16, vendor, NULL, &size, NULL);
+
+ if (EFI_ERROR(efiret) && efiret != EFI_BUFFER_TOO_SMALL) {
+ buf = ERR_PTR(-efi_errno(efiret));
+ goto out;
+ }
+
+ buf = malloc(size);
+ if (!buf) {
+ buf = ERR_PTR(-ENOMEM);
+ goto out;
+ }
+
+ efiret = RT->get_variable(name16, vendor, NULL, &size, buf);
+ if (EFI_ERROR(efiret)) {
+ free(buf);
+ buf = ERR_PTR(-efi_errno(efiret));
+ goto out;
+ }
+
+ if (var_size)
+ *var_size = size;
+
+out:
+ free(name16);
+
+ return buf;
+}
+
+struct efi_boot {
+ u32 attributes;
+ u16 file_path_len;
+ char *description;
+ struct efi_device_path *path;
+ void *binary;
+};
+
+struct efi_boot *efi_get_boot(int num)
+{
+ struct efi_boot *boot = xzalloc(sizeof(*boot));
+ void *buf, *ptr;
+ int size;
+ char *name;
+
+ name = asprintf("Boot%04X", num);
+
+ buf = efi_get_global_var(name, &size);
+
+ free(name);
+
+ if (!buf) {
+ free(boot);
+ return NULL;
+ }
+
+ ptr = buf;
+
+ boot->attributes = *(u32 *)ptr;
+
+ ptr += sizeof(u32);
+
+ boot->file_path_len = *(u16 *)ptr;
+
+ ptr += sizeof(u16);
+
+ boot->description = strdup_wchar_to_char(ptr);
+
+ ptr += (strlen(boot->description) + 1) * 2;
+
+ printf("description: %s\n", boot->description);
+
+ boot->path = memdup(ptr, boot->file_path_len);
+
+ printf("path: %s\n", device_path_to_str(boot->path));
+
+ return boot;
+}
+
+static int misc_init(void)
+{
+ efi_get_boot(1);
+ efi_get_boot(2);
+ efi_get_boot(3);
+
+ return 0;
+}
+late_initcall(misc_init);
+
+const char *efi_strerror(efi_status_t err)
+{
+ const char *str;
+
+ switch (err) {
+ case EFI_SUCCESS: str = "Success"; break;
+ case EFI_LOAD_ERROR: str = "Load Error"; break;
+ case EFI_INVALID_PARAMETER: str = "Invalid Parameter"; break;
+ case EFI_UNSUPPORTED: str = "Unsupported"; break;
+ case EFI_BAD_BUFFER_SIZE: str = "Bad Buffer Size"; break;
+ case EFI_BUFFER_TOO_SMALL: str = "Buffer Too Small"; break;
+ case EFI_NOT_READY: str = "Not Ready"; break;
+ case EFI_DEVICE_ERROR: str = "Device Error"; break;
+ case EFI_WRITE_PROTECTED: str = "Write Protected"; break;
+ case EFI_OUT_OF_RESOURCES: str = "Out of Resources"; break;
+ case EFI_VOLUME_CORRUPTED: str = "Volume Corrupt"; break;
+ case EFI_VOLUME_FULL: str = "Volume Full"; break;
+ case EFI_NO_MEDIA: str = "No Media"; break;
+ case EFI_MEDIA_CHANGED: str = "Media changed"; break;
+ case EFI_NOT_FOUND: str = "Not Found"; break;
+ case EFI_ACCESS_DENIED: str = "Access Denied"; break;
+ case EFI_NO_RESPONSE: str = "No Response"; break;
+ case EFI_NO_MAPPING: str = "No mapping"; break;
+ case EFI_TIMEOUT: str = "Time out"; break;
+ case EFI_NOT_STARTED: str = "Not started"; break;
+ case EFI_ALREADY_STARTED: str = "Already started"; break;
+ case EFI_ABORTED: str = "Aborted"; break;
+ case EFI_ICMP_ERROR: str = "ICMP Error"; break;
+ case EFI_TFTP_ERROR: str = "TFTP Error"; break;
+ case EFI_PROTOCOL_ERROR: str = "Protocol Error"; break;
+ case EFI_INCOMPATIBLE_VERSION: str = "Incompatible Version"; break;
+ case EFI_SECURITY_VIOLATION: str = "Security Violation"; break;
+ case EFI_CRC_ERROR: str = "CRC Error"; break;
+ case EFI_END_OF_MEDIA: str = "End of Media"; break;
+ case EFI_END_OF_FILE: str = "End of File"; break;
+ case EFI_INVALID_LANGUAGE: str = "Invalid Language"; break;
+ case EFI_COMPROMISED_DATA: str = "Compromised Data"; break;
+ default: str = "unknown error";
+ }
+
+ return str;
+}
+
+int efi_errno(efi_status_t err)
+{
+ int ret;
+
+ switch (err) {
+ case EFI_SUCCESS: ret = 0; break;
+ case EFI_LOAD_ERROR: ret = EIO; break;
+ case EFI_INVALID_PARAMETER: ret = EINVAL; break;
+ case EFI_UNSUPPORTED: ret = ENOTSUPP; break;
+ case EFI_BAD_BUFFER_SIZE: ret = EINVAL; break;
+ case EFI_BUFFER_TOO_SMALL: ret = EINVAL; break;
+ case EFI_NOT_READY: ret = EAGAIN; break;
+ case EFI_DEVICE_ERROR: ret = EIO; break;
+ case EFI_WRITE_PROTECTED: ret = EROFS; break;
+ case EFI_OUT_OF_RESOURCES: ret = ENOMEM; break;
+ case EFI_VOLUME_CORRUPTED: ret = EIO; break;
+ case EFI_VOLUME_FULL: ret = ENOSPC; break;
+ case EFI_NO_MEDIA: ret = ENOMEDIUM; break;
+ case EFI_MEDIA_CHANGED: ret = ENOMEDIUM; break;
+ case EFI_NOT_FOUND: ret = ENODEV; break;
+ case EFI_ACCESS_DENIED: ret = EACCES; break;
+ case EFI_NO_RESPONSE: ret = ETIMEDOUT; break;
+ case EFI_NO_MAPPING: ret = EINVAL; break;
+ case EFI_TIMEOUT: ret = ETIMEDOUT; break;
+ case EFI_NOT_STARTED: ret = EINVAL; break;
+ case EFI_ALREADY_STARTED: ret = EINVAL; break;
+ case EFI_ABORTED: ret = EINTR; break;
+ case EFI_ICMP_ERROR: ret = EINVAL; break;
+ case EFI_TFTP_ERROR: ret = EINVAL; break;
+ case EFI_PROTOCOL_ERROR: ret = EPROTO; break;
+ case EFI_INCOMPATIBLE_VERSION: ret = EINVAL; break;
+ case EFI_SECURITY_VIOLATION: ret = EINVAL; break;
+ case EFI_CRC_ERROR: ret = EINVAL; break;
+ case EFI_END_OF_MEDIA: ret = EINVAL; break;
+ case EFI_END_OF_FILE: ret = EINVAL; break;
+ case EFI_INVALID_LANGUAGE: ret = EINVAL; break;
+ case EFI_COMPROMISED_DATA: ret = EINVAL; break;
+ default: ret = EINVAL;
+ }
+
+ return ret;
+}
+
+static struct NS16550_plat ns16550_plat = {
+ .clock = 115200 * 16,
+};
+
+static int efi_console_init(void)
+{
+ add_generic_device("efi-stdio", DEVICE_ID_SINGLE, NULL, 0 , 0, 0, NULL);
+
+ if (IS_ENABLED(CONFIG_ARCH_EFI_REGISTER_COM1))
+ add_ns16550_device(0, 0x3f8, 0x10, IORESOURCE_IO | IORESOURCE_MEM_8BIT,
+ &ns16550_plat);
+
+ return 0;
+}
+console_initcall(efi_console_init);
+
+void reset_cpu(unsigned long addr)
+{
+ BS->exit(efi_parent_image, EFI_SUCCESS, 0, NULL);
+
+ while(1);
+}
+
+extern char image_base[];
+extern initcall_t __barebox_initcalls_start[], __barebox_early_initcalls_end[],
+ __barebox_initcalls_end[];
+
+/*
+ * We have a position independent binary generated with -fpic. This function
+ * fixes the linker generated tables.
+ */
+static void fixup_tables(void)
+{
+ initcall_t *initcall;
+ unsigned long offset = (unsigned long)image_base;
+ struct command *cmdtp;
+ struct magicvar *m;
+
+ for (initcall = __barebox_initcalls_start;
+ initcall < __barebox_initcalls_end; initcall++)
+ *initcall += offset;
+
+ for (cmdtp = &__barebox_cmd_start;
+ cmdtp != &__barebox_cmd_end;
+ cmdtp++) {
+ cmdtp->name += offset;
+ cmdtp->cmd += offset;
+ if (cmdtp->complete)
+ cmdtp->complete += offset;
+ if (cmdtp->desc)
+ cmdtp->desc += offset;
+ if (cmdtp->help)
+ cmdtp->help += offset;
+ if (cmdtp->opts)
+ cmdtp->opts += offset;
+ if (cmdtp->aliases)
+ cmdtp->aliases = (void *)cmdtp->aliases + offset;
+ }
+
+ for (m = &__barebox_magicvar_start;
+ m != &__barebox_magicvar_end;
+ m++) {
+ m->name += offset;
+ m->description += offset;
+ }
+}
+
+static int efi_init(void)
+{
+ barebox_set_model("barebox EFI payload");
+
+ defaultenv_append_directory(env_efi);
+
+ return 0;
+}
+device_initcall(efi_init);
+
+/**
+ * efi-main - Entry point for EFI images
+ */
+efi_status_t efi_main(efi_handle_t image, efi_system_table_t *sys_table)
+{
+ void *mem;
+ efi_status_t efiret;
+
+#ifdef DEBUG
+ sys_table->con_out->output_string(sys_table->con_out, L"barebox\n");
+#endif
+
+ BS = sys_table->boottime;
+
+ efi_parent_image = image;
+ efi_sys_table = sys_table;
+ RT = sys_table->runtime;
+
+ efiret = BS->open_protocol(efi_parent_image, &efi_loaded_image_protocol_guid,
+ (void **)&efi_loaded_image,
+ efi_parent_image, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);
+ if (!EFI_ERROR(efiret))
+ BS->handle_protocol(efi_loaded_image->device_handle,
+ &efi_device_path_protocol_guid, (void **)&efi_device_path);
+
+ fixup_tables();
+
+ BS->allocate_pool(efi_loaded_image->image_data_type, SZ_16M, &mem);
+ mem_malloc_init(mem, mem + SZ_16M);
+
+ efi_clocksource_init();
+
+ start_barebox();
+
+ return EFI_SUCCESS;
+}
diff --git a/arch/efi/efi/env-efi/network/eth0-discover b/arch/efi/efi/env-efi/network/eth0-discover
new file mode 100644
index 0000000..62c31a5
--- /dev/null
+++ b/arch/efi/efi/env-efi/network/eth0-discover
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+for i in /boot/network-drivers/*; do
+ $i;
+done
diff --git a/arch/efi/include/asm/barebox.h b/arch/efi/include/asm/barebox.h
new file mode 100644
index 0000000..2997587
--- /dev/null
+++ b/arch/efi/include/asm/barebox.h
@@ -0,0 +1 @@
+/* dummy */
diff --git a/arch/efi/include/asm/bitops.h b/arch/efi/include/asm/bitops.h
new file mode 100644
index 0000000..94646d4
--- /dev/null
+++ b/arch/efi/include/asm/bitops.h
@@ -0,0 +1,15 @@
+#ifndef _SANDBOX_BITOPS_H
+#define _SANDBOX_BITOPS_H
+
+/* nothing but the defaults.. */
+#include <asm-generic/bitops/__ffs.h>
+#include <asm-generic/bitops/__fls.h>
+#include <asm-generic/bitops/ffs.h>
+#include <asm-generic/bitops/fls.h>
+#include <asm-generic/bitops/ffz.h>
+#include <asm-generic/bitops/find.h>
+#include <asm-generic/bitops/fls64.h>
+#include <asm-generic/bitops/hweight.h>
+#include <asm-generic/bitops/ops.h>
+
+#endif
diff --git a/arch/efi/include/asm/byteorder.h b/arch/efi/include/asm/byteorder.h
new file mode 100644
index 0000000..37316f2
--- /dev/null
+++ b/arch/efi/include/asm/byteorder.h
@@ -0,0 +1,8 @@
+#ifndef _I386_BYTEORDER_H
+#define _I386_BYTEORDER_H
+
+#include <asm/types.h>
+
+#include <linux/byteorder/little_endian.h>
+
+#endif /* _I386_BYTEORDER_H */
diff --git a/arch/efi/include/asm/common.h b/arch/efi/include/asm/common.h
new file mode 100644
index 0000000..b0e6b7f
--- /dev/null
+++ b/arch/efi/include/asm/common.h
@@ -0,0 +1,4 @@
+#ifndef ASM_COMMON_H
+#define ASM_COMMON_H
+
+#endif /* ASM_COMMON_H */
diff --git a/arch/efi/include/asm/dma.h b/arch/efi/include/asm/dma.h
new file mode 100644
index 0000000..4595367
--- /dev/null
+++ b/arch/efi/include/asm/dma.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2012 by Marc Kleine-Budde <mkl@pengutronix.de>
+ *
+ * This file is released under the GPLv2
+ *
+ */
+
+#ifndef __ASM_DMA_H
+#define __ASM_DMA_H
+
+/* empty*/
+
+#endif /* __ASM_DMA_H */
diff --git a/arch/efi/include/asm/elf.h b/arch/efi/include/asm/elf.h
new file mode 100644
index 0000000..ddde035
--- /dev/null
+++ b/arch/efi/include/asm/elf.h
@@ -0,0 +1,60 @@
+#ifndef __ASM_SANDBOX_ELF_H__
+#define __ASM_SANDBOX_ELF_H__
+
+#ifdef __i386__
+
+typedef struct user_fxsr_struct elf_fpxregset_t;
+
+#define R_386_NONE 0
+#define R_386_32 1
+#define R_386_PC32 2
+#define R_386_GOT32 3
+#define R_386_PLT32 4
+#define R_386_COPY 5
+#define R_386_GLOB_DAT 6
+#define R_386_JMP_SLOT 7
+#define R_386_RELATIVE 8
+#define R_386_GOTOFF 9
+#define R_386_GOTPC 10
+#define R_386_NUM 11
+
+/*
+ * These are used to set parameters in the core dumps.
+ */
+#define ELF_CLASS ELFCLASS32
+#define ELF_DATA ELFDATA2LSB
+#define ELF_ARCH EM_386
+
+#else
+
+/* x86-64 relocation types */
+#define R_X86_64_NONE 0 /* No reloc */
+#define R_X86_64_64 1 /* Direct 64 bit */
+#define R_X86_64_PC32 2 /* PC relative 32 bit signed */
+#define R_X86_64_GOT32 3 /* 32 bit GOT entry */
+#define R_X86_64_PLT32 4 /* 32 bit PLT address */
+#define R_X86_64_COPY 5 /* Copy symbol at runtime */
+#define R_X86_64_GLOB_DAT 6 /* Create GOT entry */
+#define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */
+#define R_X86_64_RELATIVE 8 /* Adjust by program base */
+#define R_X86_64_GOTPCREL 9 /* 32 bit signed pc relative
+ offset to GOT */
+#define R_X86_64_32 10 /* Direct 32 bit zero extended */
+#define R_X86_64_32S 11 /* Direct 32 bit sign extended */
+#define R_X86_64_16 12 /* Direct 16 bit zero extended */
+#define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */
+#define R_X86_64_8 14 /* Direct 8 bit sign extended */
+#define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */
+
+#define R_X86_64_NUM 16
+
+/*
+ * These are used to set parameters in the core dumps.
+ */
+#define ELF_CLASS ELFCLASS64
+#define ELF_DATA ELFDATA2LSB
+#define ELF_ARCH EM_X86_64
+
+#endif
+
+#endif /* __ASM_SANDBOX_ELF_H__ */
diff --git a/arch/efi/include/asm/io.h b/arch/efi/include/asm/io.h
new file mode 100644
index 0000000..ac8a9c1
--- /dev/null
+++ b/arch/efi/include/asm/io.h
@@ -0,0 +1,55 @@
+#ifndef __ASM_SANDBOX_IO_H
+#define __ASM_SANDBOX_IO_H
+
+#define build_mmio_read(name, size, type, reg, barrier) \
+ static inline type name(const volatile void *addr) \
+ { type ret; asm volatile("mov" size " %1,%0":reg (ret) \
+ :"m" (*(volatile type*)addr) barrier); return ret; }
+
+build_mmio_read(readb, "b", unsigned char, "=q", :"memory")
+build_mmio_read(readw, "w", unsigned short, "=r", :"memory")
+build_mmio_read(readl, "l", unsigned int, "=r", :"memory")
+
+#define build_mmio_write(name, size, type, reg, barrier) \
+ static inline void name(type val, volatile void *addr) \
+ { asm volatile("mov" size " %0,%1": :reg (val), \
+ "m" (*(volatile type*)addr) barrier); }
+
+build_mmio_write(writeb, "b", unsigned char, "q", :"memory")
+build_mmio_write(writew, "w", unsigned short, "r", :"memory")
+build_mmio_write(writel, "l", unsigned int, "r", :"memory")
+
+#define BUILDIO(bwl, bw, type) \
+static inline void out##bwl(unsigned type value, int port) \
+{ \
+ asm volatile("out" #bwl " %" #bw "0, %w1" \
+ : : "a"(value), "Nd"(port)); \
+} \
+ \
+static inline unsigned type in##bwl(int port) \
+{ \
+ unsigned type value; \
+ asm volatile("in" #bwl " %w1, %" #bw "0" \
+ : "=a"(value) : "Nd"(port)); \
+ return value; \
+} \
+ \
+static inline void outs##bwl(int port, const void *addr, unsigned long count) \
+{ \
+ asm volatile("rep; outs" #bwl \
+ : "+S"(addr), "+c"(count) : "d"(port)); \
+} \
+ \
+static inline void ins##bwl(int port, void *addr, unsigned long count) \
+{ \
+ asm volatile("rep; ins" #bwl \
+ : "+D"(addr), "+c"(count) : "d"(port)); \
+}
+
+BUILDIO(b, b, char)
+BUILDIO(w, w, short)
+BUILDIO(l, , int)
+
+#define IO_SPACE_LIMIT 0xffff
+
+#endif /* __ASM_SANDBOX_IO_H */
diff --git a/arch/efi/include/asm/posix_types.h b/arch/efi/include/asm/posix_types.h
new file mode 100644
index 0000000..6985b8e
--- /dev/null
+++ b/arch/efi/include/asm/posix_types.h
@@ -0,0 +1,93 @@
+#ifndef __ARCH_I386_POSIX_TYPES_H
+#define __ARCH_I386_POSIX_TYPES_H
+
+/*
+ * This file is generally used by user-level software, so you need to
+ * be a little careful about namespace pollution etc. Also, we cannot
+ * assume GCC is being used.
+ */
+
+typedef unsigned long __kernel_ino_t;
+typedef unsigned short __kernel_mode_t;
+typedef unsigned short __kernel_nlink_t;
+typedef long __kernel_off_t;
+typedef int __kernel_pid_t;
+typedef unsigned short __kernel_ipc_pid_t;
+typedef unsigned short __kernel_uid_t;
+typedef unsigned short __kernel_gid_t;
+/*
+ * Most 32 bit architectures use "unsigned int" size_t,
+ * and all 64 bit architectures use "unsigned long" size_t.
+ *
+ * TODO: It's not clean to use __x86_64__ here. It's better
+ * to check on __BITS_PER_LONG here. But this is wrong set in
+ * arch/sandbox/include/asm/types.h.
+ */
+#ifdef __x86_64__
+typedef unsigned long __kernel_size_t;
+typedef long __kernel_ssize_t;
+typedef long __kernel_ptrdiff_t;
+#else
+typedef unsigned int __kernel_size_t;
+typedef int __kernel_ssize_t;
+typedef int __kernel_ptrdiff_t;
+#endif
+typedef long __kernel_time_t;
+typedef long __kernel_suseconds_t;
+typedef long __kernel_clock_t;
+typedef int __kernel_daddr_t;
+typedef char * __kernel_caddr_t;
+typedef unsigned short __kernel_uid16_t;
+typedef unsigned short __kernel_gid16_t;
+typedef unsigned int __kernel_uid32_t;
+typedef unsigned int __kernel_gid32_t;
+
+typedef unsigned short __kernel_old_uid_t;
+typedef unsigned short __kernel_old_gid_t;
+
+#ifdef __GNUC__
+typedef long long __kernel_loff_t;
+#endif
+
+typedef struct {
+#if defined(__KERNEL__) || defined(__USE_ALL)
+ int val[2];
+#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
+ int __val[2];
+#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
+} __kernel_fsid_t;
+
+#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
+
+#undef __FD_SET
+#define __FD_SET(fd,fdsetp) \
+ __asm__ __volatile__("btsl %1,%0": \
+ "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
+
+#undef __FD_CLR
+#define __FD_CLR(fd,fdsetp) \
+ __asm__ __volatile__("btrl %1,%0": \
+ "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
+
+#undef __FD_ISSET
+#define __FD_ISSET(fd,fdsetp) (__extension__ ({ \
+ unsigned char __result; \
+ __asm__ __volatile__("btl %1,%2 ; setb %0" \
+ :"=q" (__result) :"r" ((int) (fd)), \
+ "m" (*(__kernel_fd_set *) (fdsetp))); \
+ __result; }))
+
+#undef __FD_ZERO
+#define __FD_ZERO(fdsetp) \
+do { \
+ int __d0, __d1; \
+ __asm__ __volatile__("cld ; rep ; stosl" \
+ :"=m" (*(__kernel_fd_set *) (fdsetp)), \
+ "=&c" (__d0), "=&D" (__d1) \
+ :"a" (0), "1" (__FDSET_LONGS), \
+ "2" ((__kernel_fd_set *) (fdsetp)) : "memory"); \
+} while (0)
+
+#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
+
+#endif
diff --git a/arch/efi/include/asm/sections.h b/arch/efi/include/asm/sections.h
new file mode 100644
index 0000000..2b8c516
--- /dev/null
+++ b/arch/efi/include/asm/sections.h
@@ -0,0 +1 @@
+#include <asm-generic/sections.h>
diff --git a/arch/efi/include/asm/string.h b/arch/efi/include/asm/string.h
new file mode 100644
index 0000000..2997587
--- /dev/null
+++ b/arch/efi/include/asm/string.h
@@ -0,0 +1 @@
+/* dummy */
diff --git a/arch/efi/include/asm/swab.h b/arch/efi/include/asm/swab.h
new file mode 100644
index 0000000..60a9012
--- /dev/null
+++ b/arch/efi/include/asm/swab.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SWAB_H
+#define _ASM_SWAB_H
+
+/* nothing. use generic functions */
+
+#endif /* _ASM_SWAB_H */
diff --git a/arch/efi/include/asm/types.h b/arch/efi/include/asm/types.h
new file mode 100644
index 0000000..3204448
--- /dev/null
+++ b/arch/efi/include/asm/types.h
@@ -0,0 +1,73 @@
+#ifndef __ASM_I386_TYPES_H
+#define __ASM_I386_TYPES_H
+
+#ifndef __ASSEMBLY__
+
+#ifdef __x86_64__
+/*
+ * This is used in dlmalloc. On X86_64 we need it to be
+ * 64 bit
+ */
+#define INTERNAL_SIZE_T unsigned long
+
+/*
+ * This is a Kconfig variable in the Kernel, but we want to detect
+ * this during compile time, so we set it here.
+ */
+#define CONFIG_PHYS_ADDR_T_64BIT
+
+#endif
+
+typedef unsigned short umode_t;
+
+/*
+ * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
+ * header files exported to user space
+ */
+
+typedef __signed__ char __s8;
+typedef unsigned char __u8;
+
+typedef __signed__ short __s16;
+typedef unsigned short __u16;
+
+typedef __signed__ int __s32;
+typedef unsigned int __u32;
+
+#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
+typedef __signed__ long long __s64;
+typedef unsigned long long __u64;
+#endif
+
+/*
+ * These aren't exported outside the kernel to avoid name space clashes
+ */
+#ifdef __KERNEL__
+
+typedef signed char s8;
+typedef unsigned char u8;
+
+typedef signed short s16;
+typedef unsigned short u16;
+
+typedef signed int s32;
+typedef unsigned int u32;
+
+typedef signed long long s64;
+typedef unsigned long long u64;
+
+#ifdef __x86_64__
+#define BITS_PER_LONG 64
+#else
+#define BITS_PER_LONG 32
+#endif
+
+/* Dma addresses are 32-bits wide. */
+
+typedef u32 dma_addr_t;
+
+#endif /* __KERNEL__ */
+
+#endif
+
+#endif
diff --git a/arch/efi/include/asm/unaligned.h b/arch/efi/include/asm/unaligned.h
new file mode 100644
index 0000000..d02da6e
--- /dev/null
+++ b/arch/efi/include/asm/unaligned.h
@@ -0,0 +1,19 @@
+#ifndef _ASM_SANDBOX_UNALIGNED_H
+#define _ASM_SANDBOX_UNALIGNED_H
+
+/*
+ * The architecture sandbox is compiled on can do unaligned accesses itself.
+ */
+
+#include <linux/unaligned/access_ok.h>
+#include <linux/unaligned/generic.h>
+
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+#define get_unaligned __get_unaligned_le
+#define put_unaligned __put_unaligned_le
+#else
+#define get_unaligned __get_unaligned_be
+#define put_unaligned __put_unaligned_be
+#endif
+
+#endif /* _ASM_SANDBOX_UNALIGNED_H */
diff --git a/arch/efi/include/mach/debug_ll.h b/arch/efi/include/mach/debug_ll.h
new file mode 100644
index 0000000..0fb2cb8
--- /dev/null
+++ b/arch/efi/include/mach/debug_ll.h
@@ -0,0 +1,20 @@
+#ifndef __MACH_DEBUG_LL_H__
+#define __MACH_DEBUG_LL_H__
+
+#define EFI_DEBUG 0
+#define EFI_DEBUG_CLEAR_MEMORY 0
+
+#include <efi.h>
+#include <mach/efi.h>
+
+static inline void PUTC_LL(char c)
+{
+ uint16_t str[2] = {};
+ struct efi_simple_text_output_protocol *con_out = efi_sys_table->con_out;
+
+ str[0] = c;
+
+ con_out->output_string(con_out, str);
+}
+
+#endif
diff --git a/arch/efi/include/mach/efi-device.h b/arch/efi/include/mach/efi-device.h
new file mode 100644
index 0000000..fe074a4
--- /dev/null
+++ b/arch/efi/include/mach/efi-device.h
@@ -0,0 +1,45 @@
+#ifndef __MACH_EFI_DEVICE_H
+#define __MACH_EFI_DEVICE_H
+
+struct efi_device {
+ struct device_d dev;
+ efi_guid_t *guids;
+ int num_guids;
+ efi_handle_t handle;
+ efi_handle_t parent_handle;
+ void *protocol;
+ struct efi_device_path *devpath;
+};
+
+struct efi_driver {
+ struct driver_d driver;
+ int (*probe)(struct efi_device *efidev);
+ void (*remove)(struct efi_device *efidev);
+ efi_guid_t guid;
+};
+
+extern struct bus_type efi_bus;
+
+static inline struct efi_device *to_efi_device(struct device_d *dev)
+{
+ return container_of(dev, struct efi_device, dev);
+}
+
+static inline struct efi_driver *to_efi_driver(struct driver_d *drv)
+{
+ return container_of(drv, struct efi_driver, driver);
+}
+
+#define device_efi_driver(drv) \
+ register_driver_macro(device, efi, drv)
+
+static inline int efi_driver_register(struct efi_driver *efidrv)
+{
+ efidrv->driver.bus = &efi_bus;
+ return register_driver(&efidrv->driver);
+}
+
+int efi_connect_all(void);
+void efi_register_devices(void);
+
+#endif /* __MACH_EFI_DEVICE_H */
diff --git a/arch/efi/include/mach/efi.h b/arch/efi/include/mach/efi.h
new file mode 100644
index 0000000..1e9782a
--- /dev/null
+++ b/arch/efi/include/mach/efi.h
@@ -0,0 +1,24 @@
+#ifndef __MACH_EFI_H
+#define __MACH_EFI_H
+
+#include <efi.h>
+
+const char *efi_strerror(efi_status_t err);
+
+extern efi_system_table_t *efi_sys_table;
+extern efi_handle_t efi_parent_image;
+extern struct efi_device_path *efi_device_path;
+extern efi_loaded_image_t *efi_loaded_image;
+
+int efi_errno(efi_status_t err);
+
+int efi_clocksource_init(void);
+
+void *efi_get_variable(char *name, efi_guid_t *vendor, int *var_size);
+
+static inline void *efi_get_global_var(char *name, int *var_size)
+{
+ return efi_get_variable(name, &efi_global_variable_guid, var_size);
+}
+
+#endif /* __MACH_EFI_H */
diff --git a/arch/efi/lib/.gitignore b/arch/efi/lib/.gitignore
new file mode 100644
index 0000000..847e317
--- /dev/null
+++ b/arch/efi/lib/.gitignore
@@ -0,0 +1,2 @@
+elf_x86_64_efi.lds
+elf_ia32_efi.lds
diff --git a/arch/efi/lib/Makefile b/arch/efi/lib/Makefile
new file mode 100644
index 0000000..c8a97ba
--- /dev/null
+++ b/arch/efi/lib/Makefile
@@ -0,0 +1,4 @@
+obj-$(CONFIG_X86_64) += reloc_x86_64.o crt0-efi-x86_64.o
+obj-$(CONFIG_X86_32) += reloc_ia32.o crt0-efi-ia32.o
+extra-$(CONFIG_X86_32) += elf_ia32_efi.lds
+extra-$(CONFIG_X86_64) += elf_x86_64_efi.lds
diff --git a/arch/efi/lib/crt0-efi-ia32.S b/arch/efi/lib/crt0-efi-ia32.S
new file mode 100644
index 0000000..6f0f2e8
--- /dev/null
+++ b/arch/efi/lib/crt0-efi-ia32.S
@@ -0,0 +1,76 @@
+/* crt0-efi-ia32.S - x86 EFI startup code.
+ Copyright (C) 1999 Hewlett-Packard Co.
+ Contributed by David Mosberger <davidm@hpl.hp.com>.
+
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above
+ copyright notice, this list of conditions and the following
+ disclaimer in the documentation and/or other materials
+ provided with the distribution.
+ * Neither the name of Hewlett-Packard Co. nor the names of its
+ contributors may be used to endorse or promote products derived
+ from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+ OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+ THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ SUCH DAMAGE.
+*/
+
+ .text
+ .align 4
+
+ .globl _start
+_start:
+ pushl %ebp
+ movl %esp,%ebp
+
+ pushl 12(%ebp) # copy "image" argument
+ pushl 8(%ebp) # copy "systab" argument
+
+ call 0f
+0: popl %eax
+ movl %eax,%ebx
+
+ addl $image_base-0b,%eax # %eax = ldbase
+ addl $_DYNAMIC-0b,%ebx # %ebx = _DYNAMIC
+
+ pushl %ebx # pass _DYNAMIC as second argument
+ pushl %eax # pass ldbase as first argument
+ call _relocate
+ popl %ebx
+ popl %ebx
+ testl %eax,%eax
+ jne .exit
+
+ call efi_main # call app with "image" and "systab" argument
+
+.exit: leave
+ ret
+
+ /* hand-craft a dummy .reloc section so EFI knows it's a relocatable executable: */
+
+ .data
+dummy: .long 0
+
+#define IMAGE_REL_ABSOLUTE 0
+ .section .reloc
+ .long dummy /* Page RVA */
+ .long 10 /* Block Size (2*4+2) */
+ .word (IMAGE_REL_ABSOLUTE<<12) + 0 /* reloc for dummy */
diff --git a/arch/efi/lib/crt0-efi-x86_64.S b/arch/efi/lib/crt0-efi-x86_64.S
new file mode 100644
index 0000000..aa03106
--- /dev/null
+++ b/arch/efi/lib/crt0-efi-x86_64.S
@@ -0,0 +1,75 @@
+/* crt0-efi-x86_64.S - x86_64 EFI startup code.
+ Copyright (C) 1999 Hewlett-Packard Co.
+ Contributed by David Mosberger <davidm@hpl.hp.com>.
+ Copyright (C) 2005 Intel Co.
+ Contributed by Fenghua Yu <fenghua.yu@intel.com>.
+
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above
+ copyright notice, this list of conditions and the following
+ disclaimer in the documentation and/or other materials
+ provided with the distribution.
+ * Neither the name of Hewlett-Packard Co. nor the names of its
+ contributors may be used to endorse or promote products derived
+ from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+ OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+ THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ SUCH DAMAGE.
+*/
+ .text
+ .align 4
+
+ .globl _start
+_start:
+ subq $8, %rsp
+ pushq %rcx
+ pushq %rdx
+
+0:
+ lea image_base(%rip), %rdi
+ lea _DYNAMIC(%rip), %rsi
+
+ popq %rcx
+ popq %rdx
+ pushq %rcx
+ pushq %rdx
+ call _relocate
+
+ popq %rdi
+ popq %rsi
+
+ call efi_main
+ addq $8, %rsp
+
+.exit:
+ ret
+
+ /* hand-craft a dummy .reloc section so EFI knows it's a relocatable executable: */
+
+ .data
+dummy: .long 0
+
+#define IMAGE_REL_ABSOLUTE 0
+ .section .reloc, "a"
+label1:
+ .long dummy-label1 /* Page RVA */
+ .long 10 /* Block Size (2*4+2) */
+ .word (IMAGE_REL_ABSOLUTE<<12) + 0 /* reloc for dummy */
diff --git a/arch/efi/lib/elf_ia32_efi.lds.S b/arch/efi/lib/elf_ia32_efi.lds.S
new file mode 100644
index 0000000..a5f6287
--- /dev/null
+++ b/arch/efi/lib/elf_ia32_efi.lds.S
@@ -0,0 +1,102 @@
+#include <asm-generic/barebox.lds.h>
+
+OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
+OUTPUT_ARCH(i386)
+ENTRY(_start)
+SECTIONS
+{
+ . = 0;
+ image_base = .;
+ .hash : { *(.hash) } /* this MUST come first! */
+ . = ALIGN(4096);
+ .text :
+ {
+ _stext = .;
+ _text = .;
+ *(.text)
+ *(.text.*)
+ *(.gnu.linkonce.t.*)
+ }
+
+ _etext = .;
+
+ . = ALIGN(4096);
+ .sdata : {
+ *(.got.plt)
+ *(.got)
+ *(.srodata)
+ *(.sdata)
+ *(.sbss)
+ *(.scommon)
+ }
+
+ . = ALIGN(4096);
+ _sdata = .;
+
+ .data : {
+ *(.rodata*)
+ *(.data)
+ *(.data1)
+ *(.data.*)
+ *(.sdata)
+ *(.got.plt)
+ *(.got)
+ /* the EFI loader doesn't seem to like a .bss section, so we stick
+ * it all into .data: */
+ *(.sbss)
+ *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+
+ . = ALIGN(64);
+
+ __barebox_initcalls_start = .;
+ __barebox_initcalls : { INITCALLS }
+ __barebox_initcalls_end = .;
+
+ . = ALIGN(64);
+ __barebox_magicvar_start = .;
+ .barebox_magicvar : { BAREBOX_MAGICVARS }
+ __barebox_magicvar_end = .;
+
+ . = ALIGN(64);
+ __barebox_cmd_start = .;
+ __barebox_cmd : { BAREBOX_CMDS }
+ __barebox_cmd_end = .;
+
+ . = ALIGN(4096);
+ .dynamic : { *(.dynamic) }
+ . = ALIGN(4096);
+ .rel : {
+ *(.rel.data)
+ *(.rel.data.*)
+ *(.rel.got)
+ *(.rel.stab)
+ *(.data.rel.ro.local)
+ *(.data.rel.local)
+ *(.data.rel.ro)
+ *(.data.rel*)
+ }
+
+ . = ALIGN(4096);
+ .reloc : /* This is the PECOFF .reloc section! */
+ {
+ *(.reloc)
+ }
+
+ . = ALIGN(4096);
+ .dynsym : { *(.dynsym) }
+ . = ALIGN(4096);
+ .dynstr : { *(.dynstr) }
+ . = ALIGN(4096);
+ /DISCARD/ :
+ {
+ *(.rel.reloc)
+ *(.eh_frame)
+ *(.note.GNU-stack)
+ }
+
+ .comment 0 : { *(.comment) }
+}
diff --git a/arch/efi/lib/elf_x86_64_efi.lds.S b/arch/efi/lib/elf_x86_64_efi.lds.S
new file mode 100644
index 0000000..d48432d
--- /dev/null
+++ b/arch/efi/lib/elf_x86_64_efi.lds.S
@@ -0,0 +1,93 @@
+#include <asm-generic/barebox.lds.h>
+
+/* Same as elf_x86_64_fbsd_efi.lds, except for OUTPUT_FORMAT below - KEEP IN SYNC */
+
+OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64", "elf64-x86-64")
+OUTPUT_ARCH(i386:x86-64)
+ENTRY(_start)
+SECTIONS
+{
+ . = 0;
+ image_base = .;
+ .hash : { *(.hash) } /* this MUST come first! */
+ . = ALIGN(4096);
+ .eh_frame : {
+ *(.eh_frame)
+ }
+
+ . = ALIGN(4096);
+
+ .text : {
+ _stext = .;
+ _text = .;
+ *(.text)
+ *(.text.*)
+ *(.gnu.linkonce.t.*)
+ }
+
+ _etext = .;
+
+ . = ALIGN(4096);
+
+ .reloc : {
+ *(.reloc)
+ }
+
+ . = ALIGN(4096);
+ _sdata = .;
+
+ .data : {
+ *(.rodata*)
+ *(.got.plt)
+ *(.got)
+ *(.data*)
+ *(.sdata)
+ /* the EFI loader doesn't seem to like a .bss section, so we stick
+ * it all into .data: */
+ *(.sbss)
+ *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ *(.rel.local)
+ }
+
+ . = ALIGN(64);
+
+ __barebox_initcalls_start = .;
+ __barebox_initcalls : { INITCALLS }
+ __barebox_initcalls_end = .;
+
+ . = ALIGN(64);
+ __barebox_magicvar_start = .;
+ .barebox_magicvar : { BAREBOX_MAGICVARS }
+ __barebox_magicvar_end = .;
+
+ . = ALIGN(64);
+ __barebox_cmd_start = .;
+ __barebox_cmd : { BAREBOX_CMDS }
+ __barebox_cmd_end = .;
+
+ . = ALIGN(4096);
+ .dynamic : { *(.dynamic) }
+ . = ALIGN(4096);
+
+ .rela : {
+ *(.rela.data*)
+ *(.rela.got)
+ *(.rela.stab)
+ }
+
+ . = ALIGN(4096);
+ .dynsym : { *(.dynsym) }
+ . = ALIGN(4096);
+ .dynstr : { *(.dynstr) }
+ . = ALIGN(4096);
+ .ignored.reloc : {
+ *(.rela.reloc)
+ *(.eh_frame)
+ *(.note.GNU-stack)
+ }
+
+ .comment 0 : { *(.comment) }
+}
diff --git a/arch/efi/lib/reloc_ia32.c b/arch/efi/lib/reloc_ia32.c
new file mode 100644
index 0000000..4692963
--- /dev/null
+++ b/arch/efi/lib/reloc_ia32.c
@@ -0,0 +1,97 @@
+/* reloc_ia32.c - position independent x86 ELF shared object relocator
+ Copyright (C) 1999 Hewlett-Packard Co.
+ Contributed by David Mosberger <davidm@hpl.hp.com>.
+
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above
+ copyright notice, this list of conditions and the following
+ disclaimer in the documentation and/or other materials
+ provided with the distribution.
+ * Neither the name of Hewlett-Packard Co. nor the names of its
+ contributors may be used to endorse or promote products derived
+ from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+ OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+ THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ SUCH DAMAGE.
+*/
+
+#include <common.h>
+#include <efi.h>
+
+#include <elf.h>
+
+efi_status_t _relocate(long ldbase, Elf32_Dyn *dyn, efi_handle_t image, efi_system_table_t *systab)
+{
+ long relsz = 0, relent = 0;
+ Elf32_Rel *rel = 0;
+ unsigned long *addr;
+ int i;
+
+ for (i = 0; dyn[i].d_tag != DT_NULL; ++i) {
+ switch (dyn[i].d_tag) {
+ case DT_REL:
+ rel = (Elf32_Rel*)
+ ((unsigned long)dyn[i].d_un.d_ptr
+ + ldbase);
+ break;
+
+ case DT_RELSZ:
+ relsz = dyn[i].d_un.d_val;
+ break;
+
+ case DT_RELENT:
+ relent = dyn[i].d_un.d_val;
+ break;
+
+ case DT_RELA:
+ break;
+
+ default:
+ break;
+ }
+ }
+
+ if (!rel && relent == 0)
+ return EFI_SUCCESS;
+
+ if (!rel || relent == 0)
+ return EFI_LOAD_ERROR;
+
+ while (relsz > 0) {
+ /* apply the relocs */
+ switch (ELF32_R_TYPE (rel->r_info)) {
+ case R_386_NONE:
+ break;
+
+ case R_386_RELATIVE:
+ addr = (unsigned long *)
+ (ldbase + rel->r_offset);
+ *addr += ldbase;
+ break;
+
+ default:
+ break;
+ }
+ rel = (Elf32_Rel*) ((char *) rel + relent);
+ relsz -= relent;
+ }
+ return EFI_SUCCESS;
+}
diff --git a/arch/efi/lib/reloc_x86_64.c b/arch/efi/lib/reloc_x86_64.c
new file mode 100644
index 0000000..1db72f5
--- /dev/null
+++ b/arch/efi/lib/reloc_x86_64.c
@@ -0,0 +1,96 @@
+/* reloc_x86_64.c - position independent x86_64 ELF shared object relocator
+ Copyright (C) 1999 Hewlett-Packard Co.
+ Contributed by David Mosberger <davidm@hpl.hp.com>.
+ Copyright (C) 2005 Intel Co.
+ Contributed by Fenghua Yu <fenghua.yu@intel.com>.
+
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above
+ copyright notice, this list of conditions and the following
+ disclaimer in the documentation and/or other materials
+ provided with the distribution.
+ * Neither the name of Hewlett-Packard Co. nor the names of its
+ contributors may be used to endorse or promote products derived
+ from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+ OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+ THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ SUCH DAMAGE.
+*/
+
+#include <common.h>
+#include <efi.h>
+
+#include <elf.h>
+
+efi_status_t _relocate (long ldbase, Elf64_Dyn *dyn, efi_handle_t image, efi_system_table_t *systab)
+{
+ long relsz = 0, relent = 0;
+ Elf64_Rel *rel = 0;
+ unsigned long *addr;
+ int i;
+
+ for (i = 0; dyn[i].d_tag != DT_NULL; ++i) {
+ switch (dyn[i].d_tag) {
+ case DT_RELA:
+ rel = (Elf64_Rel*)
+ ((unsigned long)dyn[i].d_un.d_ptr
+ + ldbase);
+ break;
+
+ case DT_RELASZ:
+ relsz = dyn[i].d_un.d_val;
+ break;
+
+ case DT_RELAENT:
+ relent = dyn[i].d_un.d_val;
+ break;
+
+ default:
+ break;
+ }
+ }
+
+ if (!rel && relent == 0)
+ return EFI_SUCCESS;
+
+ if (!rel || relent == 0)
+ return EFI_LOAD_ERROR;
+
+ while (relsz > 0) {
+ /* apply the relocs */
+ switch (ELF64_R_TYPE (rel->r_info)) {
+ case R_X86_64_NONE:
+ break;
+
+ case R_X86_64_RELATIVE:
+ addr = (unsigned long *)
+ (ldbase + rel->r_offset);
+ *addr += ldbase;
+ break;
+
+ default:
+ break;
+ }
+ rel = (Elf64_Rel*) ((char *) rel + relent);
+ relsz -= relent;
+ }
+ return EFI_SUCCESS;
+}
diff --git a/common/Kconfig b/common/Kconfig
index bba7f15..8b36126 100644
--- a/common/Kconfig
+++ b/common/Kconfig
@@ -64,6 +64,14 @@ config MENUTREE
select GLOB
select GLOB_SORT
+config EFI_GUID
+ bool
+ help
+ With this option a table of EFI guids is compiled in.
+
+config EFI_DEVICEPATH
+ bool
+
menu "General Settings"
config LOCALVERSION
diff --git a/common/Makefile b/common/Makefile
index 204241c..4220e15 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -43,7 +43,9 @@ obj-$(CONFIG_RESET_SOURCE) += reset_source.o
obj-$(CONFIG_SHELL_HUSH) += hush.o
obj-$(CONFIG_SHELL_SIMPLE) += parser.o
obj-$(CONFIG_UIMAGE) += image.o uimage.o
-obj-$(CONFIG_MENUTREE) += menutree.o
+obj-$(CONFIG_MENUTREE) += menutree.o
+obj-$(CONFIG_EFI_GUID) += efi-guid.o
+obj-$(CONFIG_EFI_DEVICEPATH) += efi-devicepath.o
quiet_cmd_pwd_h = PWDH $@
ifdef CONFIG_PASSWORD
diff --git a/common/efi-devicepath.c b/common/efi-devicepath.c
new file mode 100644
index 0000000..2b1d916
--- /dev/null
+++ b/common/efi-devicepath.c
@@ -0,0 +1,1370 @@
+#include <common.h>
+#include <efi.h>
+#include <malloc.h>
+#include <string.h>
+#include <wchar.h>
+
+struct string {
+ char *str;
+ int len;
+};
+
+char *cprintf(struct string *str, const char *fmt, ...)
+ __attribute__ ((format(__printf__, 2, 3)));
+
+char *cprintf(struct string *str, const char *fmt, ...)
+{
+ va_list args;
+ int len;
+
+ va_start(args, fmt);
+ if (str->str)
+ len = vsprintf(str->str + str->len, fmt, args);
+ else
+ len = vsnprintf(NULL, 0, fmt, args);
+ va_end(args);
+
+ str->len += len;
+
+ return NULL;
+}
+
+#define MIN_ALIGNMENT_SIZE 8 /* FIXME: X86_64 specific */
+#define ALIGN_SIZE(a) ((a % MIN_ALIGNMENT_SIZE) ? MIN_ALIGNMENT_SIZE - (a % MIN_ALIGNMENT_SIZE) : 0)
+
+#define EFI_DP_TYPE_MASK 0x7f
+#define EFI_DP_TYPE_UNPACKED 0x80
+
+#define END_DEVICE_PATH_TYPE 0x7f
+
+#define END_ENTIRE_DEVICE_PATH_SUBTYPE 0xff
+#define END_INSTANCE_DEVICE_PATH_SUBTYPE 0x01
+#define END_DEVICE_PATH_LENGTH (sizeof(struct efi_device_path))
+
+#define DP_IS_END_TYPE(a)
+#define DP_IS_END_SUBTYPE(a) ( ((a)->sub_type == END_ENTIRE_DEVICE_PATH_SUBTYPE )
+
+#define device_path_type(a) ( ((a)->type) & EFI_DP_TYPE_MASK )
+#define next_device_path_node(a) ( (struct efi_device_path *) ( ((u8 *) (a)) + (a)->length))
+#define is_device_path_end_type(a) ( device_path_type(a) == END_DEVICE_PATH_TYPE )
+#define is_device_path_end_sub_type(a) ( (a)->sub_type == END_ENTIRE_DEVICE_PATH_SUBTYPE )
+#define is_device_path_end(a) ( is_device_path_end_type(a) && is_device_path_end_sub_type(a) )
+#define is_device_path_unpacked(a) ( (a)->type & EFI_DP_TYPE_UNPACKED )
+
+#define set_device_path_end_node(a) { \
+ (a)->type = END_DEVICE_PATH_TYPE; \
+ (a)->sub_type = END_ENTIRE_DEVICE_PATH_SUBTYPE; \
+ (a)->length = sizeof(struct efi_device_path); \
+ }
+
+/*
+ * Hardware Device Path (UEFI 2.4 specification, version 2.4 § 9.3.2.)
+ */
+
+#define HARDWARE_DEVICE_PATH 0x01
+
+#define HW_PCI_DP 0x01
+struct pci_device_path {
+ struct efi_device_path header;
+ u8 Function;
+ u8 Device;
+};
+
+#define HW_PCCARD_DP 0x02
+struct pccard_device_path {
+ struct efi_device_path header;
+ u8 function_number;
+};
+
+#define HW_MEMMAP_DP 0x03
+struct memmap_device_path {
+ struct efi_device_path header;
+ u32 memory_type;
+ efi_physical_addr_t starting_address;
+ efi_physical_addr_t ending_address;
+};
+
+#define HW_VENDOR_DP 0x04
+struct vendor_device_path {
+ struct efi_device_path header;
+ efi_guid_t Guid;
+};
+
+struct unknown_device_vendor_device_path {
+ struct vendor_device_path device_path;
+ u8 legacy_drive_letter;
+};
+
+#define HW_CONTROLLER_DP 0x05
+struct controller_device_path {
+ struct efi_device_path header;
+ u32 Controller;
+};
+
+/*
+ * ACPI Device Path (UEFI 2.4 specification, version 2.4 § 9.3.3 and 9.3.4.)
+ */
+#define ACPI_DEVICE_PATH 0x02
+
+#define ACPI_DP 0x01
+struct acpi_hid_device_path {
+ struct efi_device_path header;
+ u32 HID;
+ u32 UID;
+};
+
+#define EXPANDED_ACPI_DP 0x02
+struct expanded_acpi_hid_device_path {
+ struct efi_device_path header;
+ u32 HID;
+ u32 UID;
+ u32 CID;
+ u8 hid_str[1];
+};
+
+#define ACPI_ADR_DP 3
+struct acpi_adr_device_path {
+ struct efi_device_path header;
+ u32 ADR;
+};
+
+/*
+ * EISA ID Macro
+ * EISA ID Definition 32-bits
+ * bits[15:0] - three character compressed ASCII EISA ID.
+ * bits[31:16] - binary number
+ * Compressed ASCII is 5 bits per character 0b00001 = 'A' 0b11010 = 'Z'
+ */
+#define PNP_EISA_ID_CONST 0x41d0
+#define EISA_ID(_Name, _Num) ((u32) ((_Name) | (_Num) << 16))
+#define EISA_PNP_ID(_PNPId) (EISA_ID(PNP_EISA_ID_CONST, (_PNPId)))
+
+#define PNP_EISA_ID_MASK 0xffff
+#define EISA_ID_TO_NUM(_Id) ((_Id) >> 16)
+
+/*
+ * Messaging Device Path (UEFI 2.4 specification, version 2.4 § 9.3.5.)
+ */
+#define MESSAGING_DEVICE_PATH 0x03
+
+#define MSG_ATAPI_DP 0x01
+struct atapi_device_path {
+ struct efi_device_path header;
+ u8 primary_secondary;
+ u8 slave_master;
+ u16 Lun;
+};
+
+#define MSG_SCSI_DP 0x02
+struct scsi_device_path {
+ struct efi_device_path header;
+ u16 Pun;
+ u16 Lun;
+};
+
+#define MSG_FIBRECHANNEL_DP 0x03
+struct fibrechannel_device_path {
+ struct efi_device_path header;
+ u32 Reserved;
+ u64 WWN;
+ u64 Lun;
+};
+
+/**
+ * Fibre Channel Ex sub_type.
+ * UEFI 2.0 specification version 2.4 § 9.3.5.6.
+ */
+#define MSG_FIBRECHANNELEX_DP 21
+struct fibrechannelex_device_path {
+ struct efi_device_path header;
+ u32 Reserved;
+ u8 WWN[8]; /* World Wide Name */
+ u8 Lun[8]; /* Logical unit, T-10 SCSI Architecture Model 4 specification */
+};
+
+#define MSG_1394_DP 0x04
+struct f1394_device_path {
+ struct efi_device_path header;
+ u32 Reserved;
+ u64 Guid;
+};
+
+#define MSG_USB_DP 0x05
+struct usb_device_path {
+ struct efi_device_path header;
+ u8 Port;
+ u8 Endpoint;
+};
+
+/**
+ * SATA Device Path sub_type.
+ * UEFI 2.0 specification version 2.4 § 9.3.5.6.
+ */
+#define MSG_SATA_DP 18
+struct sata_device_path {
+ struct efi_device_path header;
+ u16 HBAPort_number;
+ u16 port_multiplier_port_number;
+ u16 Lun; /* Logical Unit Number */
+};
+
+/**
+ * USB WWID Device Path sub_type.
+ * UEFI 2.0 specification version 2.4 § 9.3.5.7.
+ */
+#define MSG_USB_WWID_DP 16
+struct usb_wwid_device_path {
+ struct efi_device_path header;
+ u16 interface_number;
+ u16 vendor_id;
+ u16 product_id;
+ s16 serial_number[1]; /* UTF-16 characters of the USB serial number */
+};
+
+/**
+ * Device Logical Unit sub_type.
+ * UEFI 2.0 specification version 2.4 § 9.3.5.8.
+ */
+#define MSG_DEVICE_LOGICAL_UNIT_DP 17
+struct device_logical_unit_device_path {
+ struct efi_device_path header;
+ u8 Lun; /* Logical Unit Number */
+};
+
+#define MSG_USB_CLASS_DP 0x0_f
+struct usb_class_device_path {
+ struct efi_device_path header;
+ u16 vendor_id;
+ u16 product_id;
+ u8 device_class;
+ u8 device_subclass;
+ u8 device_protocol;
+};
+
+#define MSG_I2_o_DP 0x06
+struct i2_o_device_path {
+ struct efi_device_path header;
+ u32 Tid;
+};
+
+#define MSG_MAC_ADDR_DP 0x0b
+struct mac_addr_device_path {
+ struct efi_device_path header;
+ efi_mac_address mac_address;
+ u8 if_type;
+};
+
+#define MSG_IPv4_DP 0x0c
+struct ipv4_device_path {
+ struct efi_device_path header;
+ efi_ipv4_address local_ip_address;
+ efi_ipv4_address remote_ip_address;
+ u16 local_port;
+ u16 remote_port;
+ u16 Protocol;
+ bool static_ip_address;
+ /* new from UEFI version 2, code must check length field in header */
+ efi_ipv4_address gateway_ip_address;
+ efi_ipv4_address subnet_mask;
+};
+
+#define MSG_IPv6_DP 0x0d
+struct ipv6_device_path {
+ struct efi_device_path header;
+ efi_ipv6_address local_ip_address;
+ efi_ipv6_address remote_ip_address;
+ u16 local_port;
+ u16 remote_port;
+ u16 Protocol;
+ bool IPAddress_origin;
+ /* new from UEFI version 2, code must check length field in header */
+ u8 prefix_length;
+ efi_ipv6_address gateway_ip_address;
+};
+
+/**
+ * Device Logical Unit sub_type.
+ * UEFI 2.0 specification version 2.4 § 9.3.5.8.
+ */
+#define MSG_VLAN_DP 20
+struct vlan_device_path {
+ struct efi_device_path header;
+ u16 vlan_id;
+};
+
+#define MSG_INFINIBAND_DP 0x09
+struct infiniband_device_path {
+ struct efi_device_path header;
+ u32 resource_flags;
+ efi_guid_t port_gid;
+ u64 service_id;
+ u64 target_port_id;
+ u64 device_id;
+};
+
+#define MSG_UART_DP 0x0e
+struct uart_device_path {
+ struct efi_device_path header;
+ u32 Reserved;
+ u64 baud_rate;
+ u8 data_bits;
+ u8 Parity;
+ u8 stop_bits;
+};
+
+#define MSG_VENDOR_DP 0x0a
+/* Use VENDOR_DEVICE_PATH struct */
+
+#define DEVICE_PATH_MESSAGING_PC_ANSI \
+ { 0xe0c14753, 0xf9be, 0x11d2, {0x9a, 0x0c, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d} }
+
+#define DEVICE_PATH_MESSAGING_VT_100 \
+ { 0xdfa66065, 0xb419, 0x11d3, {0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d} }
+
+#define DEVICE_PATH_MESSAGING_VT_100_PLUS \
+ { 0x7baec70b , 0x57e0 , 0x4c76 , { 0x8e , 0x87 , 0x2f , 0x9e , 0x28 , 0x08 , 0x83 , 0x43 } }
+
+#define DEVICE_PATH_MESSAGING_VT_UTF8 \
+ { 0xad15a0d6 , 0x8bec , 0x4acf , { 0xa0 , 0x73 , 0xd0 , 0x1d , 0xe7 , 0x7e , 0x2d , 0x88 } }
+
+#define EFI_PC_ANSI_GUID \
+ { 0xe0c14753 , 0xf9be , 0x11d2 , 0x9a , 0x0c , 0x00 , 0x90 , 0x27 , 0x3f , 0xc1 , 0x4d }
+
+#define EFI_VT_100_GUID \
+ { 0xdfa66065 , 0xb419 , 0x11d3 , 0x9a , 0x2d , 0x00 , 0x90 , 0x27 , 0x3f , 0xc1 , 0x4d }
+
+#define EFI_VT_100_PLUS_GUID \
+ { 0x7baec70b , 0x57e0 , 0x4c76 , 0x8e , 0x87 , 0x2f , 0x9e , 0x28 , 0x08 , 0x83 , 0x43 }
+
+#define EFI_VT_UTF8_GUID \
+ { 0xad15a0d6 , 0x8bec , 0x4acf , 0xa0 , 0x73 , 0xd0 , 0x1d , 0xe7 , 0x7e , 0x2d , 0x88 }
+
+/*
+ * Media Device Path (UEFI 2.4 specification, version 2.4 § 9.3.6.)
+ */
+#define MEDIA_DEVICE_PATH 0x04
+
+#define MEDIA_HARDDRIVE_DP 0x01
+struct harddrive_device_path {
+ struct efi_device_path header;
+ u32 partition_number;
+ u64 partition_start;
+ u64 partition_size;
+ u8 signature[16];
+ u8 mbr_type;
+ u8 signature_type;
+};
+
+#define MBR_TYPE_PCAT 0x01
+#define MBR_TYPE_EFI_PARTITION_TABLE_HEADER 0x02
+
+#define SIGNATURE_TYPE_MBR 0x01
+#define SIGNATURE_TYPE_GUID 0x02
+
+#define MEDIA_CDROM_DP 0x02
+struct cdrom_device_path {
+ struct efi_device_path header;
+ u32 boot_entry;
+ u64 partition_start;
+ u64 partition_size;
+};
+
+#define MEDIA_VENDOR_DP 0x03
+/* Use VENDOR_DEVICE_PATH struct */
+
+#define MEDIA_FILEPATH_DP 0x04
+struct filepath_device_path {
+ struct efi_device_path header;
+ s16 path_name[1];
+};
+
+#define SIZE_OF_FILEPATH_DEVICE_PATH offsetof(FILEPATH_DEVICE_PATH,path_name)
+
+#define MEDIA_PROTOCOL_DP 0x05
+struct media_protocol_device_path {
+ struct efi_device_path header;
+ efi_guid_t Protocol;
+};
+
+/**
+ * PIWG Firmware File sub_type.
+ * UEFI 2.0 specification version 2.4 § 9.3.6.6.
+ */
+#define MEDIA_PIWG_FW_FILE_DP 6
+struct media_fw_vol_filepath_device_path {
+ struct efi_device_path header;
+ efi_guid_t fv_file_name;
+};
+
+/**
+ * PIWG Firmware Volume Device Path sub_type.
+ * UEFI 2.0 specification version 2.4 § 9.3.6.7.
+ */
+#define MEDIA_PIWG_FW_VOL_DP 7
+struct media_fw_vol_device_path {
+ struct efi_device_path header;
+ efi_guid_t fv_name;
+};
+
+/**
+ * Media relative offset range device path.
+ * UEFI 2.0 specification version 2.4 § 9.3.6.8.
+ */
+#define MEDIA_RELATIVE_OFFSET_RANGE_DP 8
+struct media_relative_offset_range_device_path {
+ struct efi_device_path header;
+ u32 Reserved;
+ u64 starting_offset;
+ u64 ending_offset;
+};
+
+/*
+ * BIOS Boot Specification Device Path (UEFI 2.4 specification, version 2.4 § 9.3.7.)
+ */
+#define BBS_DEVICE_PATH 0x05
+
+#define BBS_BBS_DP 0x01
+struct bbs_bbs_device_path {
+ struct efi_device_path header;
+ u16 device_type;
+ u16 status_flag;
+ s8 String[1];
+};
+
+/* device_type definitions - from BBS specification */
+#define BBS_TYPE_FLOPPY 0x01
+#define BBS_TYPE_HARDDRIVE 0x02
+#define BBS_TYPE_CDROM 0x03
+#define BBS_TYPE_PCMCIA 0x04
+#define BBS_TYPE_USB 0x05
+#define BBS_TYPE_EMBEDDED_NETWORK 0x06
+#define BBS_TYPE_DEV 0x80
+#define BBS_TYPE_UNKNOWN 0x_fF
+
+struct efi_device_path end_device_path = {
+ .type = END_DEVICE_PATH_TYPE,
+ .sub_type = END_ENTIRE_DEVICE_PATH_SUBTYPE,
+ .length = END_DEVICE_PATH_LENGTH,
+};
+
+struct efi_device_path end_instance_device_path = {
+ .type = END_DEVICE_PATH_TYPE,
+ .sub_type = END_INSTANCE_DEVICE_PATH_SUBTYPE,
+ .length = END_DEVICE_PATH_LENGTH,
+};
+
+unsigned long
+device_path_size(struct efi_device_path *dev_path)
+{
+ struct efi_device_path *Start;
+
+ Start = dev_path;
+ while (!is_device_path_end(dev_path))
+ dev_path = next_device_path_node(dev_path);
+
+ return ((unsigned long) dev_path - (unsigned long) Start) +
+ sizeof (struct efi_device_path);
+}
+
+struct efi_device_path *
+duplicate_device_path(struct efi_device_path *dev_path)
+{
+ struct efi_device_path *new_dev_path;
+ unsigned long Size;
+
+ Size = device_path_size(dev_path);
+
+ new_dev_path = malloc(Size);
+ if (new_dev_path)
+ memcpy(new_dev_path, dev_path, Size);
+
+ return new_dev_path;
+}
+
+struct efi_device_path *
+device_path_from_handle(efi_handle_t Handle)
+{
+ efi_status_t Status;
+ struct efi_device_path *device_path;
+
+ Status = BS->handle_protocol(Handle, &efi_device_path_protocol_guid,
+ (void *) &device_path);
+ if (EFI_ERROR(Status))
+ device_path = NULL;
+
+ return device_path;
+}
+
+struct efi_device_path *
+device_path_instance(struct efi_device_path **device_path, unsigned long *Size)
+{
+ struct efi_device_path *Start, *Next, *dev_path;
+ unsigned long Count;
+
+ dev_path = *device_path;
+ Start = dev_path;
+
+ if (!dev_path)
+ return NULL;
+
+ for (Count = 0;; Count++) {
+ Next = next_device_path_node(dev_path);
+
+ if (is_device_path_end_type(dev_path))
+ break;
+
+ dev_path = Next;
+ }
+
+ if (dev_path->sub_type == END_ENTIRE_DEVICE_PATH_SUBTYPE)
+ Next = NULL;
+
+ *device_path = Next;
+
+ *Size = ((u8 *) dev_path) - ((u8 *) Start);
+
+ return Start;
+}
+
+unsigned long
+device_path_instance_count(struct efi_device_path *device_path)
+{
+ unsigned long Count, Size;
+
+ Count = 0;
+ while (device_path_instance(&device_path, &Size)) {
+ Count += 1;
+ }
+
+ return Count;
+}
+
+struct efi_device_path *
+append_device_path(struct efi_device_path *Src1, struct efi_device_path *Src2)
+/*
+ * Src1 may have multiple "instances" and each instance is appended
+ * Src2 is appended to each instance is Src1. (E.g., it's possible
+ * to append a new instance to the complete device path by passing
+ * it in Src2)
+ */
+{
+ unsigned long src1_size, src1_inst, src2_size, Size;
+ struct efi_device_path *Dst, *Inst;
+ u8 *dst_pos;
+
+ if (!Src1)
+ return duplicate_device_path(Src2);
+
+ if (!Src2) {
+ return duplicate_device_path(Src1);
+ }
+
+ src1_size = device_path_size(Src1);
+ src1_inst = device_path_instance_count(Src1);
+ src2_size = device_path_size(Src2);
+ Size = src1_size * src1_inst + src2_size;
+
+ Dst = malloc(Size);
+ if (Dst) {
+ dst_pos = (u8 *) Dst;
+
+ /* Copy all device path instances */
+
+ while ((Inst = device_path_instance(&Src1, &Size))) {
+
+ memcpy(dst_pos, Inst, Size);
+ dst_pos += Size;
+
+ memcpy(dst_pos, Src2, src2_size);
+ dst_pos += src2_size;
+
+ memcpy(dst_pos, &end_instance_device_path,
+ sizeof (struct efi_device_path));
+ dst_pos += sizeof (struct efi_device_path);
+ }
+
+ /* Change last end marker */
+ dst_pos -= sizeof (struct efi_device_path);
+ memcpy(dst_pos, &end_device_path,
+ sizeof (struct efi_device_path));
+ }
+
+ return Dst;
+}
+
+struct efi_device_path *
+append_device_path_node(struct efi_device_path *Src1,
+ struct efi_device_path *Src2)
+/*
+ * Src1 may have multiple "instances" and each instance is appended
+ * Src2 is a signal device path node (without a terminator) that is
+ * appended to each instance is Src1.
+ */
+{
+ struct efi_device_path *Temp, *Eop;
+ unsigned long length;
+
+ /* Build a Src2 that has a terminator on it */
+
+ length = Src2->length;
+ Temp = malloc(length + sizeof (struct efi_device_path));
+ if (!Temp)
+ return NULL;
+
+ memcpy(Temp, Src2, length);
+ Eop = next_device_path_node(Temp);
+ set_device_path_end_node(Eop);
+
+ /* Append device paths */
+
+ Src1 = append_device_path(Src1, Temp);
+ free(Temp);
+ return Src1;
+}
+
+struct efi_device_path *
+unpack_device_path(struct efi_device_path *dev_path)
+{
+ struct efi_device_path *Src, *Dest, *new_path;
+ unsigned long Size;
+
+ /* Walk device path and round sizes to valid boundries */
+
+ Src = dev_path;
+ Size = 0;
+ for (;;) {
+ Size += Src->length;
+ Size += ALIGN_SIZE(Size);
+
+ if (is_device_path_end(Src)) {
+ break;
+ }
+
+ Src = next_device_path_node(Src);
+ }
+
+ new_path = xzalloc(Size);
+
+ Src = dev_path;
+ Dest = new_path;
+ for (;;) {
+ Size = Src->length;
+ memcpy(Dest, Src, Size);
+ Size += ALIGN_SIZE(Size);
+ Dest->length = Size;
+ Dest->type |= EFI_DP_TYPE_UNPACKED;
+ Dest =
+ (struct efi_device_path *) (((u8 *) Dest) + Size);
+
+ if (is_device_path_end(Src))
+ break;
+
+ Src = next_device_path_node(Src);
+ }
+
+ return new_path;
+}
+
+struct efi_device_path *
+append_device_path_instance(struct efi_device_path *Src,
+ struct efi_device_path *Instance)
+{
+ u8 *Ptr;
+ struct efi_device_path *dev_path;
+ unsigned long src_size;
+ unsigned long instance_size;
+
+ if (Src == NULL)
+ return duplicate_device_path(Instance);
+
+ src_size = device_path_size(Src);
+ instance_size = device_path_size(Instance);
+ Ptr = malloc(src_size + instance_size);
+ dev_path = (struct efi_device_path *) Ptr;
+
+ memcpy(Ptr, Src, src_size);
+
+ while (!is_device_path_end(dev_path))
+ dev_path = next_device_path_node(dev_path);
+
+ /*
+ * Convert the End to an End Instance, since we are
+ * appending another instacne after this one its a good
+ * idea.
+ */
+ dev_path->sub_type = END_INSTANCE_DEVICE_PATH_SUBTYPE;
+
+ dev_path = next_device_path_node(dev_path);
+ memcpy(dev_path, Instance, instance_size);
+
+ return (struct efi_device_path *) Ptr;
+}
+
+efi_status_t
+lib_device_path_to_interface(efi_guid_t * Protocol,
+ struct efi_device_path *file_path,
+ void **Interface)
+{
+ efi_status_t Status;
+ efi_handle_t Device;
+
+ Status = BS->locate_device_path(Protocol, &file_path, &Device);
+
+ if (!EFI_ERROR(Status)) {
+
+ /* If we didn't get a direct match return not found */
+ Status = EFI_NOT_FOUND;
+
+ if (is_device_path_end(file_path)) {
+
+ /* It was a direct match, lookup the protocol interface */
+
+ Status =
+ BS->handle_protocol(Device, Protocol, Interface);
+ }
+ }
+
+ if (EFI_ERROR(Status))
+ *Interface = NULL;
+
+ return Status;
+}
+
+static void
+dev_path_pci(struct string *str, void *dev_path)
+{
+ struct pci_device_path *Pci;
+
+ Pci = dev_path;
+ cprintf(str, "Pci(0x%x,0x%x)", Pci->Device, Pci->Function);
+}
+
+static void
+dev_path_pccard(struct string *str, void *dev_path)
+{
+ struct pccard_device_path *Pccard;
+
+ Pccard = dev_path;
+ cprintf(str, "Pccard(0x%x)", Pccard->function_number);
+}
+
+static void
+dev_path_mem_map(struct string *str, void *dev_path)
+{
+ struct memmap_device_path *mem_map;
+
+ mem_map = dev_path;
+ cprintf(str, "mem_map(%d,0x%llx,0x%llx)",
+ mem_map->memory_type,
+ mem_map->starting_address, mem_map->ending_address);
+}
+
+static void
+dev_path_controller(struct string *str, void *dev_path)
+{
+ struct controller_device_path *Controller;
+
+ Controller = dev_path;
+ cprintf(str, "Ctrl(%d)", Controller->Controller);
+}
+
+static void
+dev_path_vendor(struct string *str, void *dev_path)
+{
+ struct vendor_device_path *Vendor;
+ char *type;
+ struct unknown_device_vendor_device_path *unknown_dev_path;
+
+ Vendor = dev_path;
+ switch (device_path_type(&Vendor->header)) {
+ case HARDWARE_DEVICE_PATH:
+ type = "Hw";
+ break;
+ case MESSAGING_DEVICE_PATH:
+ type = "Msg";
+ break;
+ case MEDIA_DEVICE_PATH:
+ type = "Media";
+ break;
+ default:
+ type = "?";
+ break;
+ }
+
+ cprintf(str, "Ven%s(%pU", type, &Vendor->Guid);
+ if (efi_compare_guid(&Vendor->Guid, &efi_unknown_device_guid) == 0) {
+ /* GUID used by EFI to enumerate an EDD 1.1 device */
+ unknown_dev_path =
+ (struct unknown_device_vendor_device_path *) Vendor;
+ cprintf(str, ":%02x)", unknown_dev_path->legacy_drive_letter);
+ } else {
+ cprintf(str, ")");
+ }
+}
+
+/*
+ type: 2 (ACPI Device Path) sub_type: 1 (ACPI Device Path)
+ */
+static void
+dev_path_acpi(struct string *str, void *dev_path)
+{
+ struct acpi_hid_device_path *Acpi;
+
+ Acpi = dev_path;
+ if ((Acpi->HID & PNP_EISA_ID_MASK) == PNP_EISA_ID_CONST) {
+ switch (EISA_ID_TO_NUM(Acpi->HID)) {
+ case 0x301:
+ cprintf(str, "Keyboard(%d)", Acpi->UID);
+ break;
+
+ case 0x401:
+ cprintf(str, "parallel_port(%d)", Acpi->UID);
+ break;
+ case 0x501:
+ cprintf(str, "Serial(%d)", Acpi->UID);
+ break;
+ case 0x604:
+ cprintf(str, "Floppy(%d)", Acpi->UID);
+ break;
+ case 0xa03:
+ cprintf(str, "pci_root(%d)", Acpi->UID);
+ break;
+ case 0xa08:
+ cprintf(str, "pcie_root(%d)", Acpi->UID);
+ break;
+ default:
+ cprintf(str, "Acpi(PNP%04x",
+ EISA_ID_TO_NUM(Acpi->HID));
+ if (Acpi->UID)
+ cprintf(str, ",%d", Acpi->UID);
+ cprintf(str, ")");
+ break;
+ }
+ } else {
+ cprintf(str, "Acpi(0x%X", Acpi->HID);
+ if (Acpi->UID)
+ cprintf(str, ",%d", Acpi->UID);
+ cprintf(str, ")");
+ }
+}
+
+static void
+dev_path_atapi(struct string *str, void *dev_path)
+{
+ struct atapi_device_path *Atapi;
+
+ Atapi = dev_path;
+ cprintf(str, "Ata(%s,%s)",
+ Atapi->primary_secondary ? "Secondary" : "Primary",
+ Atapi->slave_master ? "Slave" : "Master");
+}
+
+static void
+dev_path_scsi(struct string *str, void *dev_path)
+{
+ struct scsi_device_path *Scsi;
+
+ Scsi = dev_path;
+ cprintf(str, "Scsi(%d,%d)", Scsi->Pun, Scsi->Lun);
+}
+
+static void
+dev_path_fibre(struct string *str, void *dev_path)
+{
+ struct fibrechannel_device_path *Fibre;
+
+ Fibre = dev_path;
+ cprintf(str, "Fibre%s(0x%016llx,0x%016llx)",
+ device_path_type(&Fibre->header) ==
+ MSG_FIBRECHANNEL_DP ? "" : "Ex", Fibre->WWN, Fibre->Lun);
+}
+
+static void
+dev_path1394(struct string *str, void *dev_path)
+{
+ struct f1394_device_path *F1394;
+
+ F1394 = dev_path;
+ cprintf(str, "1394(%pU)", &F1394->Guid);
+}
+
+static void
+dev_path_usb(struct string *str, void *dev_path)
+{
+ struct usb_device_path *Usb;
+
+ Usb = dev_path;
+ cprintf(str, "Usb(0x%x,0x%x)", Usb->Port, Usb->Endpoint);
+}
+
+static void
+dev_path_i2_o(struct string *str, void *dev_path)
+{
+ struct i2_o_device_path *i2_o;
+
+ i2_o = dev_path;
+ cprintf(str, "i2_o(0x%X)", i2_o->Tid);
+}
+
+static void
+dev_path_mac_addr(struct string *str, void *dev_path)
+{
+ struct mac_addr_device_path *MAC;
+ unsigned long hw_address_size;
+ unsigned long Index;
+
+ MAC = dev_path;
+
+ /* hw_address_size = sizeof(EFI_MAC_ADDRESS); */
+ hw_address_size = MAC->header.length;
+ hw_address_size -= sizeof (MAC->header);
+ hw_address_size -= sizeof (MAC->if_type);
+ if (MAC->if_type == 0x01 || MAC->if_type == 0x00)
+ hw_address_size = 6;
+
+ cprintf(str, "Mac(");
+
+ for (Index = 0; Index < hw_address_size; Index++)
+ cprintf(str, "%02x", MAC->mac_address.Addr[Index]);
+
+ if (MAC->if_type != 0)
+ cprintf(str, ",%d", MAC->if_type);
+
+ cprintf(str, ")");
+}
+
+static void
+cat_print_iPv4(struct string *str, efi_ipv4_address * address)
+{
+ cprintf(str, "%d.%d.%d.%d", address->Addr[0], address->Addr[1],
+ address->Addr[2], address->Addr[3]);
+}
+
+static bool
+is_not_null_iPv4(efi_ipv4_address * address)
+{
+ u8 val;
+
+ val = address->Addr[0] | address->Addr[1];
+ val |= address->Addr[2] | address->Addr[3];
+
+ return val != 0;
+}
+
+static void
+cat_print_network_protocol(struct string *str, u16 Proto)
+{
+ if (Proto == 6)
+ cprintf(str, "TCP");
+ else if (Proto == 17)
+ cprintf(str, "UDP");
+ else
+ cprintf(str, "%d", Proto);
+}
+
+static void
+dev_path_iPv4(struct string *str, void *dev_path)
+{
+ struct ipv4_device_path *ip;
+ bool show;
+
+ ip = dev_path;
+ cprintf(str, "IPv4(");
+ cat_print_iPv4(str, &ip->remote_ip_address);
+ cprintf(str, ",");
+ cat_print_network_protocol(str, ip->Protocol);
+ cprintf(str, ",%s", ip->static_ip_address ? "Static" : "DHCP");
+ show = is_not_null_iPv4(&ip->local_ip_address);
+ if (!show
+ && ip->header.length ==
+ sizeof (struct ipv4_device_path)) {
+ /* only version 2 includes gateway and netmask */
+ show |= is_not_null_iPv4(&ip->gateway_ip_address);
+ show |= is_not_null_iPv4(&ip->subnet_mask);
+ }
+ if (show) {
+ cprintf(str, ",");
+ cat_print_iPv4(str, &ip->local_ip_address);
+ if (ip->header.length ==
+ sizeof (struct ipv4_device_path)) {
+ /* only version 2 includes gateway and netmask */
+ show = is_not_null_iPv4(&ip->gateway_ip_address);
+ show |= is_not_null_iPv4(&ip->subnet_mask);
+ if (show) {
+ cprintf(str, ",");
+ cat_print_iPv4(str, &ip->gateway_ip_address);
+ if (is_not_null_iPv4(&ip->subnet_mask)) {
+ cprintf(str, ",");
+ cat_print_iPv4(str, &ip->subnet_mask);
+ }
+ }
+ }
+ }
+ cprintf(str, ")");
+}
+
+#define cat_print_iPv6_ADD( x , y ) ( ( (u16) ( x ) ) << 8 | ( y ) )
+static void
+cat_print_ipv6(struct string *str, efi_ipv6_address * address)
+{
+ cprintf(str, "%x:%x:%x:%x:%x:%x:%x:%x",
+ cat_print_iPv6_ADD(address->Addr[0], address->Addr[1]),
+ cat_print_iPv6_ADD(address->Addr[2], address->Addr[3]),
+ cat_print_iPv6_ADD(address->Addr[4], address->Addr[5]),
+ cat_print_iPv6_ADD(address->Addr[6], address->Addr[7]),
+ cat_print_iPv6_ADD(address->Addr[8], address->Addr[9]),
+ cat_print_iPv6_ADD(address->Addr[10], address->Addr[11]),
+ cat_print_iPv6_ADD(address->Addr[12], address->Addr[13]),
+ cat_print_iPv6_ADD(address->Addr[14], address->Addr[15]));
+}
+
+static void
+dev_path_iPv6(struct string *str, void *dev_path)
+{
+ struct ipv6_device_path *ip;
+
+ ip = dev_path;
+ cprintf(str, "IPv6(");
+ cat_print_ipv6(str, &ip->remote_ip_address);
+ cprintf(str, ",");
+ cat_print_network_protocol(str, ip->Protocol);
+ cprintf(str, ",%s,", ip->IPAddress_origin ?
+ (ip->IPAddress_origin == 1 ? "stateless_auto_configure" :
+ "stateful_auto_configure") : "Static");
+ cat_print_ipv6(str, &ip->local_ip_address);
+ if (ip->header.length ==
+ sizeof (struct ipv6_device_path)) {
+ cprintf(str, ",");
+ cat_print_ipv6(str, &ip->gateway_ip_address);
+ cprintf(str, ",");
+ cprintf(str, "%d", ip->prefix_length);
+ }
+ cprintf(str, ")");
+}
+
+static void
+dev_path_infini_band(struct string *str, void *dev_path)
+{
+ struct infiniband_device_path *infini_band;
+
+ infini_band = dev_path;
+ cprintf(str, "Infiniband(0x%x,%pU,0x%llx,0x%llx,0x%llx)",
+ infini_band->resource_flags, &infini_band->port_gid,
+ infini_band->service_id, infini_band->target_port_id,
+ infini_band->device_id);
+}
+
+static void
+dev_path_uart(struct string *str, void *dev_path)
+{
+ struct uart_device_path *Uart;
+ s8 Parity;
+
+ Uart = dev_path;
+ switch (Uart->Parity) {
+ case 0:
+ Parity = 'D';
+ break;
+ case 1:
+ Parity = 'N';
+ break;
+ case 2:
+ Parity = 'E';
+ break;
+ case 3:
+ Parity = 'O';
+ break;
+ case 4:
+ Parity = 'M';
+ break;
+ case 5:
+ Parity = 'S';
+ break;
+ default:
+ Parity = 'x';
+ break;
+ }
+
+ if (Uart->baud_rate == 0)
+ cprintf(str, "Uart(DEFAULT %c", Parity);
+ else
+ cprintf(str, "Uart(%lld %c", Uart->baud_rate, Parity);
+
+ if (Uart->data_bits == 0)
+ cprintf(str, "D");
+ else
+ cprintf(str, "%d", Uart->data_bits);
+
+ switch (Uart->stop_bits) {
+ case 0:
+ cprintf(str, "D)");
+ break;
+ case 1:
+ cprintf(str, "1)");
+ break;
+ case 2:
+ cprintf(str, "1.5)");
+ break;
+ case 3:
+ cprintf(str, "2)");
+ break;
+ default:
+ cprintf(str, "x)");
+ break;
+ }
+}
+
+static void
+dev_path_sata(struct string *str, void *dev_path)
+{
+ struct sata_device_path *sata;
+
+ sata = dev_path;
+ cprintf(str, "Sata(0x%x,0x%x,0x%x)", sata->HBAPort_number,
+ sata->port_multiplier_port_number, sata->Lun);
+}
+
+static void
+dev_path_hard_drive(struct string *str, void *dev_path)
+{
+ struct harddrive_device_path *hd;
+
+ hd = dev_path;
+ switch (hd->signature_type) {
+ case SIGNATURE_TYPE_MBR:
+ cprintf(str, "HD(Part%d,Sig%08x)",
+ hd->partition_number, *((u32 *) (&(hd->signature[0])))
+ );
+ break;
+ case SIGNATURE_TYPE_GUID:
+ cprintf(str, "HD(Part%d,Sig%pU)",
+ hd->partition_number,
+ (efi_guid_t *) & (hd->signature[0])
+ );
+ break;
+ default:
+ cprintf(str, "HD(Part%d,mbr_type=%02x,sig_type=%02x)",
+ hd->partition_number, hd->mbr_type, hd->signature_type);
+ break;
+ }
+}
+
+static void
+dev_path_cdrom(struct string *str, void *dev_path)
+{
+ struct cdrom_device_path *cd;
+
+ cd = dev_path;
+ cprintf(str, "CDROM(0x%x)", cd->boot_entry);
+}
+
+static void
+dev_path_file_path(struct string *str, void *dev_path)
+{
+ struct filepath_device_path *Fp;
+ char *dst;
+
+ Fp = dev_path;
+
+ dst = strdup_wchar_to_char(Fp->path_name);
+
+ cprintf(str, "%s", dst);
+
+ free(dst);
+}
+
+static void
+dev_path_media_protocol(struct string *str, void *dev_path)
+{
+ struct media_protocol_device_path *media_prot;
+
+ media_prot = dev_path;
+ cprintf(str, "%pU", &media_prot->Protocol);
+}
+
+static void
+dev_path_bss_bss(struct string *str, void *dev_path)
+{
+ struct bbs_bbs_device_path *Bss;
+ char *type;
+
+ Bss = dev_path;
+ switch (Bss->device_type) {
+ case BBS_TYPE_FLOPPY:
+ type = "Floppy";
+ break;
+ case BBS_TYPE_HARDDRIVE:
+ type = "Harddrive";
+ break;
+ case BBS_TYPE_CDROM:
+ type = "CDROM";
+ break;
+ case BBS_TYPE_PCMCIA:
+ type = "PCMCIA";
+ break;
+ case BBS_TYPE_USB:
+ type = "Usb";
+ break;
+ case BBS_TYPE_EMBEDDED_NETWORK:
+ type = "Net";
+ break;
+ default:
+ type = "?";
+ break;
+ }
+
+ cprintf(str, "Bss-%s(%s)", type, Bss->String);
+}
+
+static void
+dev_path_end_instance(struct string *str, void *dev_path)
+{
+ cprintf(str, ",");
+}
+
+/**
+ * Print unknown device node.
+ * UEFI 2.4 § 9.6.1.6 table 89.
+ */
+
+static void
+dev_path_node_unknown(struct string *str, void *dev_path)
+{
+ struct efi_device_path *Path;
+ u8 *value;
+ int length, index;
+ Path = dev_path;
+ value = dev_path;
+ value += 4;
+ switch (Path->type) {
+ case HARDWARE_DEVICE_PATH:{
+ /* Unknown Hardware Device Path */
+ cprintf(str, "hardware_path(%d", Path->sub_type);
+ break;
+ }
+ case ACPI_DEVICE_PATH:{/* Unknown ACPI Device Path */
+ cprintf(str, "acpi_path(%d", Path->sub_type);
+ break;
+ }
+ case MESSAGING_DEVICE_PATH:{
+ /* Unknown Messaging Device Path */
+ cprintf(str, "Msg(%d", Path->sub_type);
+ break;
+ }
+ case MEDIA_DEVICE_PATH:{
+ /* Unknown Media Device Path */
+ cprintf(str, "media_path(%d", Path->sub_type);
+ break;
+ }
+ case BBS_DEVICE_PATH:{ /* Unknown BIOS Boot Specification Device Path */
+ cprintf(str, "bbs_path(%d", Path->sub_type);
+ break;
+ }
+ default:{ /* Unknown Device Path */
+ cprintf(str, "Path(%d,%d", Path->type, Path->sub_type);
+ break;
+ }
+ }
+ length = Path->length;
+ for (index = 0; index < length; index++) {
+ if (index == 0)
+ cprintf(str, ",0x");
+ cprintf(str, "%02x", *value);
+ value++;
+ }
+ cprintf(str, ")");
+}
+
+/*
+ * Table to convert "type" and "sub_type" to a "convert to text" function/
+ * Entries hold "type" and "sub_type" for know values.
+ * Special "sub_type" 0 is used as default for known type with unknown subtype.
+ */
+struct {
+ u8 type;
+ u8 sub_type;
+ void (*Function) (struct string *, void *);
+} dev_path_table[] = {
+ {
+ HARDWARE_DEVICE_PATH, HW_PCI_DP, dev_path_pci}, {
+ HARDWARE_DEVICE_PATH, HW_PCCARD_DP, dev_path_pccard}, {
+ HARDWARE_DEVICE_PATH, HW_MEMMAP_DP, dev_path_mem_map}, {
+ HARDWARE_DEVICE_PATH, HW_VENDOR_DP, dev_path_vendor}, {
+ HARDWARE_DEVICE_PATH, HW_CONTROLLER_DP, dev_path_controller}, {
+ ACPI_DEVICE_PATH, ACPI_DP, dev_path_acpi}, {
+ MESSAGING_DEVICE_PATH, MSG_ATAPI_DP, dev_path_atapi}, {
+ MESSAGING_DEVICE_PATH, MSG_SCSI_DP, dev_path_scsi}, {
+ MESSAGING_DEVICE_PATH, MSG_FIBRECHANNEL_DP, dev_path_fibre}, {
+ MESSAGING_DEVICE_PATH, MSG_1394_DP, dev_path1394}, {
+ MESSAGING_DEVICE_PATH, MSG_USB_DP, dev_path_usb}, {
+ MESSAGING_DEVICE_PATH, MSG_I2_o_DP, dev_path_i2_o}, {
+ MESSAGING_DEVICE_PATH, MSG_MAC_ADDR_DP, dev_path_mac_addr}, {
+ MESSAGING_DEVICE_PATH, MSG_IPv4_DP, dev_path_iPv4}, {
+ MESSAGING_DEVICE_PATH, MSG_IPv6_DP, dev_path_iPv6}, {
+ MESSAGING_DEVICE_PATH, MSG_INFINIBAND_DP, dev_path_infini_band}, {
+ MESSAGING_DEVICE_PATH, MSG_UART_DP, dev_path_uart}, {
+ MESSAGING_DEVICE_PATH, MSG_SATA_DP, dev_path_sata}, {
+ MESSAGING_DEVICE_PATH, MSG_VENDOR_DP, dev_path_vendor}, {
+ MEDIA_DEVICE_PATH, MEDIA_HARDDRIVE_DP, dev_path_hard_drive}, {
+ MEDIA_DEVICE_PATH, MEDIA_CDROM_DP, dev_path_cdrom}, {
+ MEDIA_DEVICE_PATH, MEDIA_VENDOR_DP, dev_path_vendor}, {
+ MEDIA_DEVICE_PATH, MEDIA_FILEPATH_DP, dev_path_file_path}, {
+ MEDIA_DEVICE_PATH, MEDIA_PROTOCOL_DP, dev_path_media_protocol}, {
+ BBS_DEVICE_PATH, BBS_BBS_DP, dev_path_bss_bss}, {
+ END_DEVICE_PATH_TYPE, END_INSTANCE_DEVICE_PATH_SUBTYPE,
+ dev_path_end_instance}, {
+ 0, 0, NULL}
+};
+
+static int __device_path_to_str(struct string *str, struct efi_device_path *dev_path)
+{
+ struct efi_device_path *dev_path_node;
+ void (*dump_node) (struct string *, void *);
+ int i;
+
+ dev_path = unpack_device_path(dev_path);
+
+ dev_path_node = dev_path;
+ while (!is_device_path_end(dev_path_node)) {
+ dump_node = NULL;
+ for (i = 0; dev_path_table[i].Function; i += 1) {
+
+ if (device_path_type(dev_path_node) ==
+ dev_path_table[i].type
+ && dev_path_node->sub_type ==
+ dev_path_table[i].sub_type) {
+ dump_node = dev_path_table[i].Function;
+ break;
+ }
+ }
+
+ if (!dump_node)
+ dump_node = dev_path_node_unknown;
+
+ if (str->len && dump_node != dev_path_end_instance)
+ cprintf(str, "/");
+
+ dump_node(str, dev_path_node);
+
+ dev_path_node = next_device_path_node(dev_path_node);
+ }
+
+ return 0;
+}
+
+char *device_path_to_str(struct efi_device_path *dev_path)
+{
+ struct string str = {};
+
+ __device_path_to_str(&str, dev_path);
+
+ str.str = malloc(str.len + 1);
+ if (!str.str)
+ return NULL;
+
+ str.len = 0;
+
+ __device_path_to_str(&str, dev_path);
+
+ return str.str;
+}
diff --git a/common/efi-guid.c b/common/efi-guid.c
new file mode 100644
index 0000000..5109b5d
--- /dev/null
+++ b/common/efi-guid.c
@@ -0,0 +1,11 @@
+#include <common.h>
+#include <efi.h>
+
+efi_guid_t efi_file_info_id = EFI_FILE_INFO_GUID;
+efi_guid_t efi_simple_file_system_protocol_guid = EFI_SIMPLE_FILE_SYSTEM_GUID;
+efi_guid_t efi_device_path_protocol_guid = EFI_DEVICE_PATH_PROTOCOL_GUID;
+efi_guid_t efi_loaded_image_protocol_guid = EFI_LOADED_IMAGE_PROTOCOL_GUID;
+efi_guid_t efi_unknown_device_guid = EFI_UNKNOWN_DEVICE_GUID;
+efi_guid_t efi_null_guid = EFI_NULL_GUID;
+efi_guid_t efi_global_variable_guid = EFI_GLOBAL_VARIABLE_GUID;
+efi_guid_t efi_block_io_protocol_guid = EFI_BLOCK_IO_PROTOCOL_GUID;
diff --git a/common/memory.c b/common/memory.c
index 7dbd7f4..4a8fe28 100644
--- a/common/memory.c
+++ b/common/memory.c
@@ -58,7 +58,7 @@ void mem_malloc_init(void *start, void *end)
#endif
}
-#ifndef __SANDBOX__
+#if !defined __SANDBOX__ && !defined CONFIG_ARCH_EFI
static int mem_malloc_resource(void)
{
/*
diff --git a/common/partitions/efi.c b/common/partitions/efi.c
index ee1326e..dcb9541 100644
--- a/common/partitions/efi.c
+++ b/common/partitions/efi.c
@@ -232,7 +232,7 @@ static int is_gpt_valid(struct block_device *blk, u64 lba,
static inline int
is_pte_valid(const gpt_entry *pte, const u64 lastlba)
{
- if ((!efi_guidcmp(pte->partition_type_guid, NULL_GUID)) ||
+ if ((!efi_guidcmp(pte->partition_type_guid, EFI_NULL_GUID)) ||
le64_to_cpu(pte->starting_lba) > lastlba ||
le64_to_cpu(pte->ending_lba) > lastlba)
return 0;
diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
index 45f77a7..2b28cf3 100644
--- a/drivers/of/Kconfig
+++ b/drivers/of/Kconfig
@@ -4,7 +4,7 @@ config OFTREE
config OFTREE_MEM_GENERIC
depends on OFTREE
- depends on PPC || ARM
+ depends on PPC || ARM || ARCH_EFI
def_bool y
config DTC
diff --git a/include/efi.h b/include/efi.h
index 9911fa1..f027712 100644
--- a/include/efi.h
+++ b/include/efi.h
@@ -14,6 +14,14 @@
#include <linux/string.h>
#include <linux/types.h>
+#ifdef CONFIG_ARCH_EFI
+#define EFIAPI __attribute__((ms_abi))
+#else
+#define EFIAPI
+#endif
+
+struct efi_device_path;
+
#define EFI_SUCCESS 0
#define EFI_LOAD_ERROR ( 1 | (1UL << (BITS_PER_LONG-1)))
#define EFI_INVALID_PARAMETER ( 2 | (1UL << (BITS_PER_LONG-1)))
@@ -52,13 +60,15 @@
typedef unsigned long efi_status_t;
typedef u8 efi_bool_t;
typedef u16 efi_char16_t; /* UNICODE character */
+typedef u64 efi_physical_addr_t;
+typedef void *efi_handle_t;
typedef struct {
u8 b[16];
} efi_guid_t;
-#define EFI_GUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \
+#define EFI_GUID(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \
((efi_guid_t) \
{{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \
(b) & 0xff, ((b) >> 8) & 0xff, \
@@ -109,22 +119,7 @@ typedef struct {
#define EFI_MEMORY_DESCRIPTOR_VERSION 1
#define EFI_PAGE_SHIFT 12
-
-typedef struct {
- u32 type;
- u32 pad;
- u64 phys_addr;
- u64 virt_addr;
- u64 num_pages;
- u64 attribute;
-} efi_memory_desc_t;
-
-typedef struct {
- efi_guid_t guid;
- u32 headersize;
- u32 flags;
- u32 imagesize;
-} efi_capsule_header_t;
+#define EFI_PAGE_SIZE (1UL << EFI_PAGE_SHIFT)
/*
* Allocation types for calls to boottime->allocate_pages.
@@ -163,6 +158,19 @@ typedef struct {
u8 sets_to_zero;
} efi_time_cap_t;
+enum efi_locate_search_type {
+ all_handles,
+ by_register_notify,
+ by_protocol
+};
+
+struct efi_open_protocol_information_entry {
+ efi_handle_t agent_handle;
+ efi_handle_t controller_handle;
+ u32 attributes;
+ u32 open_count;
+};
+
/*
* EFI Boot Services table
*/
@@ -170,41 +178,69 @@ typedef struct {
efi_table_hdr_t hdr;
void *raise_tpl;
void *restore_tpl;
- void *allocate_pages;
- void *free_pages;
- void *get_memory_map;
- void *allocate_pool;
- void *free_pool;
+ efi_status_t (EFIAPI *allocate_pages)(int, int, unsigned long,
+ efi_physical_addr_t *);
+ efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, unsigned long);
+ efi_status_t (EFIAPI *get_memory_map)(unsigned long *, void *, unsigned long *,
+ unsigned long *, u32 *);
+ efi_status_t (EFIAPI *allocate_pool)(int, unsigned long, void **);
+ efi_status_t (EFIAPI *free_pool)(void *);
void *create_event;
void *set_timer;
- void *wait_for_event;
+ efi_status_t(EFIAPI *wait_for_event)(unsigned long number_of_events, void *event,
+ unsigned long *index);
void *signal_event;
void *close_event;
void *check_event;
void *install_protocol_interface;
void *reinstall_protocol_interface;
void *uninstall_protocol_interface;
- void *handle_protocol;
+ efi_status_t (EFIAPI *handle_protocol)(efi_handle_t, efi_guid_t *, void **);
void *__reserved;
void *register_protocol_notify;
- void *locate_handle;
- void *locate_device_path;
+ efi_status_t (EFIAPI *locate_handle) (enum efi_locate_search_type search_type,
+ efi_guid_t *protocol, void *search_key,
+ unsigned long *buffer_size, efi_handle_t *buffer);
+ efi_status_t (EFIAPI *locate_device_path)(efi_guid_t *protocol,
+ struct efi_device_path **device_path, efi_handle_t *device);
void *install_configuration_table;
- void *load_image;
- void *start_image;
- void *exit;
+ efi_status_t (EFIAPI *load_image)(bool boot_policiy, efi_handle_t parent_image,
+ struct efi_device_path *file_path, void *source_buffer,
+ unsigned long source_size, efi_handle_t *image);
+ efi_status_t (EFIAPI *start_image)(efi_handle_t handle,
+ unsigned long *exitdata_size, s16 **exitdata);
+ efi_status_t(EFIAPI *exit)(efi_handle_t handle, efi_status_t exit_status,
+ unsigned long exitdata_size, s16 *exitdata);
void *unload_image;
- void *exit_boot_services;
+ efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long);
void *get_next_monotonic_count;
- void *stall;
+ efi_status_t (EFIAPI *stall)(unsigned long usecs);
void *set_watchdog_timer;
- void *connect_controller;
+ efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle,
+ efi_handle_t *driver_image_handle,
+ struct efi_device_path *remaining_device_path,
+ bool Recursive);
void *disconnect_controller;
- void *open_protocol;
+#define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001
+#define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002
+#define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004
+#define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008
+#define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010
+#define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020
+ efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle, efi_guid_t *protocol,
+ void ** interface, efi_handle_t agent_handle,
+ efi_handle_t controller_handle, u32 attributes);
void *close_protocol;
- void *open_protocol_information;
- void *protocols_per_handle;
- void *locate_handle_buffer;
+ efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle, efi_guid_t *Protocol,
+ struct efi_open_protocol_information_entry **entry_buffer,
+ unsigned long *entry_count);
+ efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle,
+ efi_guid_t ***protocol_buffer,
+ unsigned long *protocols_buffer_count);
+ efi_status_t (EFIAPI *locate_handle_buffer) (
+ enum efi_locate_search_type search_type,
+ efi_guid_t *protocol, void *search_key,
+ unsigned long *no_handles, efi_handle_t **buffer);
void *locate_protocol;
void *install_multiple_protocol_interfaces;
void *uninstall_multiple_protocol_interfaces;
@@ -214,6 +250,8 @@ typedef struct {
void *create_event_ex;
} efi_boot_services_t;
+extern efi_boot_services_t *BS;
+
/*
* Types and defines for EFI ResetSystem
*/
@@ -229,90 +267,63 @@ typedef struct {
typedef struct {
efi_table_hdr_t hdr;
- unsigned long get_time;
- unsigned long set_time;
- unsigned long get_wakeup_time;
- unsigned long set_wakeup_time;
- unsigned long set_virtual_address_map;
- unsigned long convert_pointer;
- unsigned long get_variable;
- unsigned long get_next_variable;
- unsigned long set_variable;
- unsigned long get_next_high_mono_count;
- unsigned long reset_system;
- unsigned long update_capsule;
- unsigned long query_capsule_caps;
- unsigned long query_variable_info;
+ void *get_time;
+ void *set_time;
+ void *get_wakeup_time;
+ void *set_wakeup_time;
+ void *set_virtual_address_map;
+ void *convert_pointer;
+ efi_status_t (EFIAPI *get_variable)(s16 *variable_name, efi_guid_t *vendor,
+ u32 *Attributes, unsigned long *data_size, void *data);
+ efi_status_t (EFIAPI *get_next_variable)(unsigned long *variable_name_size,
+ s16 *variable_name, efi_guid_t *vendor);
+ void *set_variable;
+ void *get_next_high_mono_count;
+ void *reset_system;
+ void *update_capsule;
+ void *query_capsule_caps;
+ void *query_variable_info;
} efi_runtime_services_t;
-typedef efi_status_t efi_get_time_t (efi_time_t *tm, efi_time_cap_t *tc);
-typedef efi_status_t efi_set_time_t (efi_time_t *tm);
-typedef efi_status_t efi_get_wakeup_time_t (efi_bool_t *enabled, efi_bool_t *pending,
- efi_time_t *tm);
-typedef efi_status_t efi_set_wakeup_time_t (efi_bool_t enabled, efi_time_t *tm);
-typedef efi_status_t efi_get_variable_t (efi_char16_t *name, efi_guid_t *vendor, u32 *attr,
- unsigned long *data_size, void *data);
-typedef efi_status_t efi_get_next_variable_t (unsigned long *name_size, efi_char16_t *name,
- efi_guid_t *vendor);
-typedef efi_status_t efi_set_variable_t (efi_char16_t *name, efi_guid_t *vendor,
- u32 attr, unsigned long data_size,
- void *data);
-typedef efi_status_t efi_get_next_high_mono_count_t (u32 *count);
-typedef void efi_reset_system_t (int reset_type, efi_status_t status,
- unsigned long data_size, efi_char16_t *data);
-typedef efi_status_t efi_set_virtual_address_map_t (unsigned long memory_map_size,
- unsigned long descriptor_size,
- u32 descriptor_version,
- efi_memory_desc_t *virtual_map);
-typedef efi_status_t efi_query_variable_info_t(u32 attr,
- u64 *storage_space,
- u64 *remaining_space,
- u64 *max_variable_size);
-typedef efi_status_t efi_update_capsule_t(efi_capsule_header_t **capsules,
- unsigned long count,
- unsigned long sg_list);
-typedef efi_status_t efi_query_capsule_caps_t(efi_capsule_header_t **capsules,
- unsigned long count,
- u64 *max_size,
- int *reset_type);
+extern efi_runtime_services_t *RT;
/*
* EFI Configuration Table and GUID definitions
*/
-#define NULL_GUID \
+#define EFI_NULL_GUID \
EFI_GUID( 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 )
-#define MPS_TABLE_GUID \
+#define EFI_MPS_TABLE_GUID \
EFI_GUID( 0xeb9d2d2f, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d )
-#define ACPI_TABLE_GUID \
+#define EFI_ACPI_TABLE_GUID \
EFI_GUID( 0xeb9d2d30, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d )
-#define ACPI_20_TABLE_GUID \
+#define EFI_ACPI_20_TABLE_GUID \
EFI_GUID( 0x8868e871, 0xe4f1, 0x11d3, 0xbc, 0x22, 0x0, 0x80, 0xc7, 0x3c, 0x88, 0x81 )
-#define SMBIOS_TABLE_GUID \
+#define EFI_SMBIOS_TABLE_GUID \
EFI_GUID( 0xeb9d2d31, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d )
-#define SAL_SYSTEM_TABLE_GUID \
+#define EFI_SAL_SYSTEM_TABLE_GUID \
EFI_GUID( 0xeb9d2d32, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d )
-#define HCDP_TABLE_GUID \
+#define EFI_HCDP_TABLE_GUID \
EFI_GUID( 0xf951938d, 0x620b, 0x42ef, 0x82, 0x79, 0xa8, 0x4b, 0x79, 0x61, 0x78, 0x98 )
-#define UGA_IO_PROTOCOL_GUID \
+#define EFI_UGA_IO_PROTOCOL_GUID \
EFI_GUID( 0x61a4d49e, 0x6f68, 0x4f1b, 0xb9, 0x22, 0xa8, 0x6e, 0xed, 0xb, 0x7, 0xa2 )
#define EFI_GLOBAL_VARIABLE_GUID \
EFI_GUID( 0x8be4df61, 0x93ca, 0x11d2, 0xaa, 0x0d, 0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c )
-#define UV_SYSTEM_TABLE_GUID \
+#define EFI_UV_SYSTEM_TABLE_GUID \
EFI_GUID( 0x3b13a7d4, 0x633e, 0x11dd, 0x93, 0xec, 0xda, 0x25, 0x56, 0xd8, 0x95, 0x93 )
-#define LINUX_EFI_CRASH_GUID \
+#define EFI_LINUX_EFI_CRASH_GUID \
EFI_GUID( 0xcfc8fc79, 0xbe2e, 0x4ddc, 0x97, 0xf0, 0x9f, 0x98, 0xbf, 0xe2, 0x98, 0xa0 )
-#define LOADED_IMAGE_PROTOCOL_GUID \
+#define EFI_LOADED_IMAGE_PROTOCOL_GUID \
EFI_GUID( 0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
#define EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID \
@@ -324,26 +335,38 @@ typedef efi_status_t efi_query_capsule_caps_t(efi_capsule_header_t **capsules,
#define EFI_PCI_IO_PROTOCOL_GUID \
EFI_GUID( 0x4cf5b200, 0x68b8, 0x4ca5, 0x9e, 0xec, 0xb2, 0x3e, 0x3f, 0x50, 0x2, 0x9a )
-#define EFI_FILE_INFO_ID \
+#define EFI_FILE_INFO_GUID \
EFI_GUID( 0x9576e92, 0x6d3f, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
-#define EFI_FILE_SYSTEM_GUID \
+#define EFI_SIMPLE_FILE_SYSTEM_GUID \
EFI_GUID( 0x964e5b22, 0x6459, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
-typedef struct {
- efi_guid_t guid;
- u64 table;
-} efi_config_table_64_t;
+#define EFI_DEVICE_TREE_GUID \
+ EFI_GUID( 0xb1b621d5, 0xf19c, 0x41a5, 0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0 )
-typedef struct {
- efi_guid_t guid;
- u32 table;
-} efi_config_table_32_t;
+#define EFI_DEVICE_PATH_PROTOCOL_GUID \
+ EFI_GUID( 0x9576e91, 0x6d3f, 0x11d2, 0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
-typedef struct {
- efi_guid_t guid;
- unsigned long table;
-} efi_config_table_t;
+#define EFI_SIMPLE_NETWORK_PROTOCOL_GUID \
+ EFI_GUID( 0xA19832B9, 0xAC25, 0x11D3, 0x9A, 0x2D, 0x00, 0x90, 0x27, 0x3F, 0xC1, 0x4D )
+
+#define EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID \
+ EFI_GUID(0x0964e5b22, 0x6459, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
+
+#define EFI_UNKNOWN_DEVICE_GUID \
+ EFI_GUID(0xcf31fac5, 0xc24e, 0x11d2, 0x85, 0xf3, 0x0, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b)
+
+#define EFI_BLOCK_IO_PROTOCOL_GUID \
+ EFI_GUID(0x964e5b21, 0x6459, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
+
+extern efi_guid_t efi_file_info_id;
+extern efi_guid_t efi_simple_file_system_protocol_guid;
+extern efi_guid_t efi_device_path_protocol_guid;
+extern efi_guid_t efi_loaded_image_protocol_guid;
+extern efi_guid_t efi_unknown_device_guid;
+extern efi_guid_t efi_null_guid;
+extern efi_guid_t efi_global_variable_guid;
+extern efi_guid_t efi_block_io_protocol_guid;
#define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
@@ -356,63 +379,20 @@ typedef struct {
typedef struct {
efi_table_hdr_t hdr;
- u64 fw_vendor; /* physical addr of CHAR16 vendor string */
- u32 fw_revision;
- u32 __pad1;
- u64 con_in_handle;
- u64 con_in;
- u64 con_out_handle;
- u64 con_out;
- u64 stderr_handle;
- u64 _stderr;
- u64 runtime;
- u64 boottime;
- u32 nr_tables;
- u32 __pad2;
- u64 tables;
-} efi_system_table_64_t;
-
-typedef struct {
- efi_table_hdr_t hdr;
- u32 fw_vendor; /* physical addr of CHAR16 vendor string */
- u32 fw_revision;
- u32 con_in_handle;
- u32 con_in;
- u32 con_out_handle;
- u32 con_out;
- u32 stderr_handle;
- u32 _stderr;
- u32 runtime;
- u32 boottime;
- u32 nr_tables;
- u32 tables;
-} efi_system_table_32_t;
-
-typedef struct {
- efi_table_hdr_t hdr;
unsigned long fw_vendor; /* physical addr of CHAR16 vendor string */
u32 fw_revision;
unsigned long con_in_handle;
- unsigned long con_in;
+ struct efi_simple_input_interface *con_in;
unsigned long con_out_handle;
- unsigned long con_out;
+ struct efi_simple_text_output_protocol *con_out;
unsigned long stderr_handle;
- unsigned long _stderr;
+ unsigned long std_err;
efi_runtime_services_t *runtime;
efi_boot_services_t *boottime;
unsigned long nr_tables;
unsigned long tables;
} efi_system_table_t;
-struct efi_memory_map {
- void *phys_map;
- void *map;
- void *map_end;
- int nr_map;
- unsigned long desc_version;
- unsigned long desc_size;
-};
-
typedef struct {
u32 revision;
void *parent_handle;
@@ -429,85 +409,12 @@ typedef struct {
unsigned long unload;
} efi_loaded_image_t;
-typedef struct {
- u64 revision;
- void *open_volume;
-} efi_file_io_interface_t;
-
-typedef struct {
- u64 size;
- u64 file_size;
- u64 phys_size;
- efi_time_t create_time;
- efi_time_t last_access_time;
- efi_time_t modification_time;
- __aligned_u64 attribute;
- efi_char16_t filename[1];
-} efi_file_info_t;
-
-typedef struct {
- u64 revision;
- void *open;
- void *close;
- void *delete;
- void *read;
- void *write;
- void *get_position;
- void *set_position;
- void *get_info;
- void *set_info;
- void *flush;
-} efi_file_handle_t;
-
-#define EFI_FILE_MODE_READ 0x0000000000000001
-#define EFI_FILE_MODE_WRITE 0x0000000000000002
-#define EFI_FILE_MODE_CREATE 0x8000000000000000
-
-#define EFI_INVALID_TABLE_ADDR (~0UL)
-
-/*
- * All runtime access to EFI goes through this structure:
- */
-extern struct efi {
- efi_system_table_t *systab; /* EFI system table */
- unsigned int runtime_version; /* Runtime services version */
- unsigned long mps; /* MPS table */
- unsigned long acpi; /* ACPI table (IA64 ext 0.71) */
- unsigned long acpi20; /* ACPI table (ACPI 2.0) */
- unsigned long smbios; /* SM BIOS table */
- unsigned long sal_systab; /* SAL system table */
- unsigned long boot_info; /* boot info table */
- unsigned long hcdp; /* HCDP table */
- unsigned long uga; /* UGA table */
- unsigned long uv_systab; /* UV system table */
- efi_get_time_t *get_time;
- efi_set_time_t *set_time;
- efi_get_wakeup_time_t *get_wakeup_time;
- efi_set_wakeup_time_t *set_wakeup_time;
- efi_get_variable_t *get_variable;
- efi_get_next_variable_t *get_next_variable;
- efi_set_variable_t *set_variable;
- efi_query_variable_info_t *query_variable_info;
- efi_update_capsule_t *update_capsule;
- efi_query_capsule_caps_t *query_capsule_caps;
- efi_get_next_high_mono_count_t *get_next_high_mono_count;
- efi_reset_system_t *reset_system;
- efi_set_virtual_address_map_t *set_virtual_address_map;
-} efi;
-
static inline int
efi_guidcmp (efi_guid_t left, efi_guid_t right)
{
return memcmp(&left, &right, sizeof (efi_guid_t));
}
-static inline char *
-efi_guid_unparse(efi_guid_t *guid, char *out)
-{
- sprintf(out, "%pUl", guid->b);
- return out;
-}
-
/*
* Variable Attributes
*/
@@ -527,48 +434,80 @@ efi_guid_unparse(efi_guid_t *guid, char *out)
EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS | \
EFI_VARIABLE_APPEND_WRITE)
/*
- * The type of search to perform when calling boottime->locate_handle
+ * Length of a GUID string (strlen("aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee"))
+ * not including trailing NUL
*/
-#define EFI_LOCATE_ALL_HANDLES 0
-#define EFI_LOCATE_BY_REGISTER_NOTIFY 1
-#define EFI_LOCATE_BY_PROTOCOL 2
+#define EFI_VARIABLE_GUID_LEN 36
+
+struct efi_device_path {
+ u8 type;
+ u8 sub_type;
+ u16 length;
+} __attribute ((packed));
+
+struct simple_text_output_mode {
+ s32 max_mode;
+ s32 mode;
+ s32 attribute;
+ s32 cursor_column;
+ s32 cursor_row;
+ bool cursor_visible;
+};
-/*
- * EFI Device Path information
- */
-#define EFI_DEV_HW 0x01
-#define EFI_DEV_PCI 1
-#define EFI_DEV_PCCARD 2
-#define EFI_DEV_MEM_MAPPED 3
-#define EFI_DEV_VENDOR 4
-#define EFI_DEV_CONTROLLER 5
-#define EFI_DEV_ACPI 0x02
-#define EFI_DEV_BASIC_ACPI 1
-#define EFI_DEV_EXPANDED_ACPI 2
-#define EFI_DEV_MSG 0x03
-#define EFI_DEV_MSG_ATAPI 1
-#define EFI_DEV_MSG_SCSI 2
-#define EFI_DEV_MSG_FC 3
-#define EFI_DEV_MSG_1394 4
-#define EFI_DEV_MSG_USB 5
-#define EFI_DEV_MSG_USB_CLASS 15
-#define EFI_DEV_MSG_I20 6
-#define EFI_DEV_MSG_MAC 11
-#define EFI_DEV_MSG_IPV4 12
-#define EFI_DEV_MSG_IPV6 13
-#define EFI_DEV_MSG_INFINIBAND 9
-#define EFI_DEV_MSG_UART 14
-#define EFI_DEV_MSG_VENDOR 10
-#define EFI_DEV_MEDIA 0x04
-#define EFI_DEV_MEDIA_HARD_DRIVE 1
-#define EFI_DEV_MEDIA_CDROM 2
-#define EFI_DEV_MEDIA_VENDOR 3
-#define EFI_DEV_MEDIA_FILE 4
-#define EFI_DEV_MEDIA_PROTOCOL 5
-#define EFI_DEV_BIOS_BOOT 0x05
-#define EFI_DEV_END_PATH 0x7F
-#define EFI_DEV_END_PATH2 0xFF
-#define EFI_DEV_END_INSTANCE 0x01
-#define EFI_DEV_END_ENTIRE 0xFF
+struct efi_simple_text_output_protocol {
+ void *reset;
+ efi_status_t (EFIAPI *output_string)(void *, void *);
+ void *test_string;
+
+ efi_status_t(EFIAPI *query_mode)(struct efi_simple_text_output_protocol *this,
+ unsigned long mode_number, unsigned long *columns, unsigned long *rows);
+ efi_status_t(EFIAPI *set_mode)(struct efi_simple_text_output_protocol *this,
+ unsigned long mode_number);
+ efi_status_t(EFIAPI *set_attribute)(struct efi_simple_text_output_protocol *this,
+ unsigned long attribute);
+ efi_status_t(EFIAPI *clear_screen) (struct efi_simple_text_output_protocol *this);
+ efi_status_t(EFIAPI *set_cursor_position) (struct efi_simple_text_output_protocol *this,
+ unsigned long column, unsigned long row);
+ efi_status_t(EFIAPI *enable_cursor)(void *, bool enable);
+ struct simple_text_output_mode *mode;
+};
+
+struct efi_input_key {
+ u16 scan_code;
+ s16 unicode_char;
+};
+
+struct efi_simple_input_interface {
+ efi_status_t(EFIAPI *reset)(struct efi_simple_input_interface *this,
+ bool ExtendedVerification);
+ efi_status_t(EFIAPI *read_key_stroke)(struct efi_simple_input_interface *this,
+ struct efi_input_key *key);
+ void *wait_for_key;
+};
+
+typedef struct {
+ uint8_t Addr[32];
+} efi_mac_address;
+
+typedef struct {
+ uint8_t Addr[4];
+} efi_ipv4_address;
+
+typedef struct {
+ uint8_t Addr[16];
+} efi_ipv6_address;
+
+typedef union {
+ uint32_t Addr[4];
+ efi_ipv4_address v4;
+ efi_ipv6_address v6;
+} efi_ip_address;
+
+static inline int efi_compare_guid(efi_guid_t *a, efi_guid_t *b)
+{
+ return memcmp(a, b, sizeof(efi_guid_t));
+}
+
+char *device_path_to_str(struct efi_device_path *dev_path);
#endif /* _LINUX_EFI_H */