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Diffstat (limited to 'drivers/efi/efi-device.c')
-rw-r--r--drivers/efi/efi-device.c256
1 files changed, 30 insertions, 226 deletions
diff --git a/drivers/efi/efi-device.c b/drivers/efi/efi-device.c
index f91d09e8ea..33c82c81dd 100644
--- a/drivers/efi/efi-device.c
+++ b/drivers/efi/efi-device.c
@@ -6,7 +6,6 @@
*/
#include <bootsource.h>
-#include <command.h>
#include <common.h>
#include <driver.h>
#include <malloc.h>
@@ -27,35 +26,13 @@ static int efi_locate_handle(enum efi_locate_search_type search_type,
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;
+ return __efi_locate_handle(BS, search_type, protocol, search_key, no_handles,
+ buffer);
}
-static struct efi_device *efi_find_device(efi_handle_t *handle)
+static struct efi_device *efi_find_device(efi_handle_t handle)
{
- struct device_d *dev;
+ struct device *dev;
struct efi_device *efidev;
bus_for_each_device(&efi_bus, dev) {
@@ -68,7 +45,7 @@ static struct efi_device *efi_find_device(efi_handle_t *handle)
return NULL;
}
-static void efi_devinfo(struct device_d *dev)
+static void efi_devinfo(struct device *dev)
{
struct efi_device *efidev = to_efi_device(dev);
int i;
@@ -80,10 +57,10 @@ static void efi_devinfo(struct device_d *dev)
efi_guid_string(&efidev->guids[i]));
}
-static efi_handle_t *efi_find_parent(efi_handle_t *handle)
+static efi_handle_t efi_find_parent(efi_handle_t handle)
{
unsigned long handle_count = 0;
- efi_handle_t *handles = NULL, *parent;
+ efi_handle_t *handles = NULL, parent;
unsigned long num_guids;
efi_guid_t **guids;
int ret, i, j, k;
@@ -91,7 +68,7 @@ static efi_handle_t *efi_find_parent(efi_handle_t *handle)
struct efi_open_protocol_information_entry *entry_buffer;
unsigned long entry_count;
- ret = efi_locate_handle(by_protocol, &efi_device_path_protocol_guid,
+ ret = efi_locate_handle(BY_PROTOCOL, &efi_device_path_protocol_guid,
NULL, &handle_count, &handles);
if (ret)
return NULL;
@@ -134,7 +111,7 @@ out:
return parent;
}
-static struct efi_device *efi_add_device(efi_handle_t *handle, efi_guid_t **guids,
+static struct efi_device *efi_add_device(efi_handle_t handle, efi_guid_t **guids,
int num_guids)
{
struct efi_device *efidev;
@@ -192,10 +169,11 @@ static int efi_register_device(struct efi_device *efidev)
* of the main MAC messaging device. Don't register these in barebox as
* they would show up as duplicate ethernet devices.
*/
- if (device_path_to_type(efidev->devpath) == MESSAGING_DEVICE_PATH) {
+ if (device_path_to_type(efidev->devpath) == DEVICE_PATH_TYPE_MESSAGING_DEVICE) {
u8 subtype = device_path_to_subtype(efidev->devpath);
- if (subtype == MSG_IPv4_DP || subtype == MSG_IPv6_DP)
+ if (subtype == DEVICE_PATH_SUB_TYPE_MSG_IPv4 ||
+ subtype == DEVICE_PATH_SUB_TYPE_MSG_IPv6)
return -EINVAL;
}
@@ -238,14 +216,14 @@ static int efi_register_device(struct efi_device *efidev)
void efi_register_devices(void)
{
unsigned long handle_count = 0;
- efi_handle_t *handles = NULL;
+ 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(by_protocol, &efi_device_path_protocol_guid,
+ ret = efi_locate_handle(BY_PROTOCOL, &efi_device_path_protocol_guid,
NULL, &handle_count, &handles);
if (ret)
return;
@@ -290,7 +268,7 @@ int efi_connect_all(void)
efi_handle_t *handle_buffer;
int i;
- efiret = BS->locate_handle_buffer(all_handles, NULL, NULL, &handle_count,
+ efiret = BS->locate_handle_buffer(ALL_HANDLES, NULL, NULL, &handle_count,
&handle_buffer);
if (EFI_ERROR(efiret))
return -efi_errno(efiret);
@@ -304,7 +282,7 @@ int efi_connect_all(void)
return 0;
}
-static int efi_bus_match(struct device_d *dev, struct driver_d *drv)
+static int efi_bus_match(struct device *dev, struct driver *drv)
{
struct efi_driver *efidrv = to_efi_driver(drv);
struct efi_device *efidev = to_efi_device(dev);
@@ -321,7 +299,7 @@ static int efi_bus_match(struct device_d *dev, struct driver_d *drv)
return 1;
}
-static int efi_bus_probe(struct device_d *dev)
+static int efi_bus_probe(struct device *dev)
{
struct efi_driver *efidrv = to_efi_driver(dev->driver);
struct efi_device *efidev = to_efi_device(dev);
@@ -329,7 +307,7 @@ static int efi_bus_probe(struct device_d *dev)
return efidrv->probe(efidev);
}
-static void efi_bus_remove(struct device_d *dev)
+static void efi_bus_remove(struct device *dev)
{
struct efi_driver *efidrv = to_efi_driver(dev->driver);
struct efi_device *efidev = to_efi_device(dev);
@@ -345,15 +323,14 @@ struct bus_type efi_bus = {
.remove = efi_bus_remove,
};
-static void efi_businfo(struct device_d *dev)
+static void efi_businfo(struct device *dev)
{
- int i;
+ struct efi_config_table *t;
+ int i = 0;
printf("Tables:\n");
- for (i = 0; i < efi_sys_table->nr_tables; i++) {
- efi_config_table_t *t = &efi_sys_table->tables[i];
-
- printf(" %d: %pUl: %s\n", i, &t->guid,
+ for_each_efi_config_table(t) {
+ printf(" %d: %pUl: %s\n", i++, &t->guid,
efi_guid_string(&t->guid));
}
}
@@ -403,10 +380,7 @@ static void efi_set_bootsource(void)
enum bootsource src = BOOTSOURCE_UNKNOWN;
int instance = BOOTSOURCE_INSTANCE_UNKNOWN;
- efi_handle_t *efi_parent;
-
- if (!efi_loaded_image->parent_handle)
- goto out;
+ efi_handle_t efi_parent;
efi_parent = efi_find_parent(efi_loaded_image->device_handle);
@@ -426,8 +400,7 @@ static void efi_set_bootsource(void)
out:
- bootsource_set(src);
- bootsource_set_instance(instance);
+ bootsource_set_raw(src, instance);
}
static int efi_init_devices(void)
@@ -464,14 +437,14 @@ static int efi_init_devices(void)
return 0;
}
-core_initcall(efi_init_devices);
+core_efi_initcall(efi_init_devices);
void efi_pause_devices(void)
{
- struct device_d *dev;
+ struct device *dev;
bus_for_each_device(&efi_bus, dev) {
- struct driver_d *drv = dev->driver;
+ struct driver *drv = dev->driver;
struct efi_device *efidev = to_efi_device(dev);
struct efi_driver *efidrv;
@@ -487,10 +460,10 @@ void efi_pause_devices(void)
void efi_continue_devices(void)
{
- struct device_d *dev;
+ struct device *dev;
bus_for_each_device(&efi_bus, dev) {
- struct driver_d *drv = dev->driver;
+ struct driver *drv = dev->driver;
struct efi_device *efidev = to_efi_device(dev);
struct efi_driver *efidrv;
@@ -503,172 +476,3 @@ void efi_continue_devices(void)
efidrv->dev_continue(efidev);
}
}
-
-static void efi_devpath(efi_handle_t handle)
-{
- efi_status_t efiret;
- void *devpath;
- char *dev_path_str;
-
- efiret = BS->open_protocol(handle, &efi_device_path_protocol_guid,
- &devpath, NULL, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);
- if (EFI_ERROR(efiret))
- return;
-
- dev_path_str = device_path_to_str(devpath);
- if (dev_path_str) {
- printf(" Devpath: \n %s\n", dev_path_str);
- free(dev_path_str);
- }
-}
-
-static void efi_dump(efi_handle_t *handles, unsigned long handle_count)
-{
- int i, j;
- unsigned long num_guids;
- efi_guid_t **guids;
-
- if (!handles || !handle_count)
- return;
-
- for (i = 0; i < handle_count; i++) {
- printf("handle-%p\n", handles[i]);
-
- BS->protocols_per_handle(handles[i], &guids, &num_guids);
- printf(" Protocols:\n");
- for (j = 0; j < num_guids; j++)
- printf(" %d: %pUl: %s\n", j, guids[j],
- efi_guid_string(guids[j]));
- efi_devpath(handles[i]);
- }
- printf("\n");
-}
-
-static unsigned char to_digit(unsigned char c)
-{
- if (c >= '0' && c <= '9')
- c -= '0';
- else if (c >= 'A' && c <= 'F')
- c -= 'A' - 10;
- else
- c -= 'a' - 10;
-
- return c;
-}
-
-#define read_xbit(src, dest, bit) \
- do { \
- int __i; \
- for (__i = (bit - 4); __i >= 0; __i -= 4, src++) \
- dest |= to_digit(*src) << __i; \
- } while (0)
-
-static int do_efi_protocol_dump(int argc, char **argv)
-{
- unsigned long handle_count = 0;
- efi_handle_t *handles = NULL;
- int ret;
- efi_guid_t guid;
- u32 a = 0;
- u16 b = 0;
- u16 c = 0;
- u8 d0 = 0;
- u8 d1 = 0;
- u8 d2 = 0;
- u8 d3 = 0;
- u8 d4 = 0;
- u8 d5 = 0;
- u8 d6 = 0;
- u8 d7 = 0;
-
- /* Format 220e73b6-6bdb-4413-8405-b974b108619a */
- if (argc == 1) {
- char *s = argv[0];
- int len = strlen(s);
-
- if (len != 36)
- return -EINVAL;
-
- read_xbit(s, a, 32);
- if (*s != '-')
- return -EINVAL;
- s++;
- read_xbit(s, b, 16);
- if (*s != '-')
- return -EINVAL;
- s++;
- read_xbit(s, c, 16);
- if (*s != '-')
- return -EINVAL;
- s++;
- read_xbit(s, d0, 8);
- read_xbit(s, d1, 8);
- if (*s != '-')
- return -EINVAL;
- s++;
- read_xbit(s, d2, 8);
- read_xbit(s, d3, 8);
- read_xbit(s, d4, 8);
- read_xbit(s, d5, 8);
- read_xbit(s, d6, 8);
- read_xbit(s, d7, 8);
- } else if (argc == 11) {
- /* Format :
- * 220e73b6 6bdb 4413 84 05 b9 74 b1 08 61 9a
- * or
- * 0x220e73b6 0x6bdb 0x14413 0x84 0x05 0xb9 0x74 0xb1 0x08 0x61 0x9a
- */
- a = simple_strtoul(argv[0], NULL, 16);
- b = simple_strtoul(argv[1], NULL, 16);
- c = simple_strtoul(argv[2], NULL, 16);
- d0 = simple_strtoul(argv[3], NULL, 16);
- d1 = simple_strtoul(argv[4], NULL, 16);
- d2 = simple_strtoul(argv[5], NULL, 16);
- d3 = simple_strtoul(argv[6], NULL, 16);
- d4 = simple_strtoul(argv[7], NULL, 16);
- d5 = simple_strtoul(argv[8], NULL, 16);
- d6 = simple_strtoul(argv[9], NULL, 16);
- d7 = simple_strtoul(argv[10], NULL, 16);
- } else {
- return -EINVAL;
- }
-
- guid = EFI_GUID(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7);
-
- printf("Searching for:\n");
- printf(" %pUl: %s\n", &guid, efi_guid_string(&guid));
-
- ret = efi_locate_handle(by_protocol, &guid, NULL, &handle_count, &handles);
- if (!ret)
- efi_dump(handles, handle_count);
-
- return 0;
-}
-
-static int do_efi_handle_dump(int argc, char *argv[])
-{
- unsigned long handle_count = 0;
- efi_handle_t *handles = NULL;
- int ret;
-
- if (argc > 1)
- return do_efi_protocol_dump(--argc, ++argv);
-
- ret = efi_locate_handle(all_handles, NULL, NULL, &handle_count, &handles);
- if (!ret)
- efi_dump(handles, handle_count);
-
- return 0;
-}
-
-BAREBOX_CMD_HELP_START(efi_handle_dump)
-BAREBOX_CMD_HELP_TEXT("Dump all the efi handle with protocol and devpath\n")
-BAREBOX_CMD_HELP_END
-
-BAREBOX_CMD_START(efi_handle_dump)
- .cmd = do_efi_handle_dump,
- BAREBOX_CMD_DESC("Usage: efi_handle_dump")
- BAREBOX_CMD_OPTS("[a-b-c-d0d1-d3d4d5d6d7] or [a b c d0 d1 d2 d3 d4 d5 d6 d7]")
- BAREBOX_CMD_GROUP(CMD_GRP_MISC)
- BAREBOX_CMD_HELP(cmd_efi_handle_dump_help)
-BAREBOX_CMD_END