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Diffstat (limited to 'arch/x86/boot/compressed/eboot.c')
-rw-r--r--arch/x86/boot/compressed/eboot.c48
1 files changed, 29 insertions, 19 deletions
diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
index 0331d765c2bb..f277184e2ac1 100644
--- a/arch/x86/boot/compressed/eboot.c
+++ b/arch/x86/boot/compressed/eboot.c
@@ -19,10 +19,7 @@
static efi_system_table_t *sys_table;
-static struct efi_config *efi_early;
-
-#define efi_call_early(f, ...) \
- efi_early->call(efi_early->f, __VA_ARGS__);
+struct efi_config *efi_early;
#define BOOT_SERVICES(bits) \
static void setup_boot_services##bits(struct efi_config *c) \
@@ -48,8 +45,7 @@ static void setup_boot_services##bits(struct efi_config *c) \
BOOT_SERVICES(32);
BOOT_SERVICES(64);
-static void efi_printk(efi_system_table_t *, char *);
-static void efi_char16_printk(efi_system_table_t *, efi_char16_t *);
+void efi_char16_printk(efi_system_table_t *, efi_char16_t *);
static efi_status_t
__file_size32(void *__fh, efi_char16_t *filename_16,
@@ -156,7 +152,7 @@ grow:
return status;
}
-static efi_status_t
+efi_status_t
efi_file_size(efi_system_table_t *sys_table, void *__fh,
efi_char16_t *filename_16, void **handle, u64 *file_sz)
{
@@ -166,7 +162,7 @@ efi_file_size(efi_system_table_t *sys_table, void *__fh,
return __file_size32(__fh, filename_16, handle, file_sz);
}
-static inline efi_status_t
+efi_status_t
efi_file_read(void *handle, unsigned long *size, void *addr)
{
unsigned long func;
@@ -184,7 +180,7 @@ efi_file_read(void *handle, unsigned long *size, void *addr)
}
}
-static inline efi_status_t efi_file_close(void *handle)
+efi_status_t efi_file_close(void *handle)
{
if (efi_early->is64) {
efi_file_handle_64_t *fh = handle;
@@ -249,7 +245,7 @@ static inline efi_status_t __open_volume64(void *__image, void **__fh)
return status;
}
-static inline efi_status_t
+efi_status_t
efi_open_volume(efi_system_table_t *sys_table, void *__image, void **__fh)
{
if (efi_early->is64)
@@ -258,7 +254,7 @@ efi_open_volume(efi_system_table_t *sys_table, void *__image, void **__fh)
return __open_volume32(__image, __fh);
}
-static void efi_char16_printk(efi_system_table_t *table, efi_char16_t *str)
+void efi_char16_printk(efi_system_table_t *table, efi_char16_t *str)
{
unsigned long output_string;
size_t offset;
@@ -284,8 +280,6 @@ static void efi_char16_printk(efi_system_table_t *table, efi_char16_t *str)
}
}
-#include "../../../../drivers/firmware/efi/efi-stub-helper.c"
-
static void find_bits(unsigned long mask, u8 *pos, u8 *size)
{
u8 first, len;
@@ -1038,6 +1032,7 @@ struct boot_params *make_boot_params(struct efi_config *c)
int i;
unsigned long ramdisk_addr;
unsigned long ramdisk_size;
+ unsigned long initrd_addr_max;
efi_early = c;
sys_table = (efi_system_table_t *)(unsigned long)efi_early->table;
@@ -1100,14 +1095,21 @@ struct boot_params *make_boot_params(struct efi_config *c)
memset(sdt, 0, sizeof(*sdt));
+ if (hdr->xloadflags & XLF_CAN_BE_LOADED_ABOVE_4G)
+ initrd_addr_max = -1UL;
+ else
+ initrd_addr_max = hdr->initrd_addr_max;
+
status = handle_cmdline_files(sys_table, image,
(char *)(unsigned long)hdr->cmd_line_ptr,
- "initrd=", hdr->initrd_addr_max,
+ "initrd=", initrd_addr_max,
&ramdisk_addr, &ramdisk_size);
if (status != EFI_SUCCESS)
goto fail2;
- hdr->ramdisk_image = ramdisk_addr;
- hdr->ramdisk_size = ramdisk_size;
+ hdr->ramdisk_image = ramdisk_addr & 0xffffffff;
+ hdr->ramdisk_size = ramdisk_size & 0xffffffff;
+ boot_params->ext_ramdisk_image = (u64)ramdisk_addr >> 32;
+ boot_params->ext_ramdisk_size = (u64)ramdisk_size >> 32;
return boot_params;
fail2:
@@ -1374,7 +1376,10 @@ struct boot_params *efi_main(struct efi_config *c,
setup_graphics(boot_params);
- setup_efi_pci(boot_params);
+ status = setup_efi_pci(boot_params);
+ if (status != EFI_SUCCESS) {
+ efi_printk(sys_table, "setup_efi_pci() failed!\n");
+ }
status = efi_call_early(allocate_pool, EFI_LOADER_DATA,
sizeof(*gdt), (void **)&gdt);
@@ -1401,16 +1406,20 @@ struct boot_params *efi_main(struct efi_config *c,
hdr->init_size, hdr->init_size,
hdr->pref_address,
hdr->kernel_alignment);
- if (status != EFI_SUCCESS)
+ if (status != EFI_SUCCESS) {
+ efi_printk(sys_table, "efi_relocate_kernel() failed!\n");
goto fail;
+ }
hdr->pref_address = hdr->code32_start;
hdr->code32_start = bzimage_addr;
}
status = exit_boot(boot_params, handle, is64);
- if (status != EFI_SUCCESS)
+ if (status != EFI_SUCCESS) {
+ efi_printk(sys_table, "exit_boot() failed!\n");
goto fail;
+ }
memset((char *)gdt->address, 0x0, gdt->size);
desc = (struct desc_struct *)gdt->address;
@@ -1470,5 +1479,6 @@ struct boot_params *efi_main(struct efi_config *c,
return boot_params;
fail:
+ efi_printk(sys_table, "efi_main() failed!\n");
return NULL;
}