Merge git://git.denx.de/u-boot-x86

This commit is contained in:
Tom Rini 2018-08-30 10:06:11 -04:00
commit 284d201b4d
7 changed files with 142 additions and 7 deletions

View File

@ -8,6 +8,8 @@
#include <efi.h>
#include <errno.h>
#include <usb.h>
#include <asm/bootparam.h>
#include <asm/e820.h>
#include <asm/post.h>
DECLARE_GLOBAL_DATA_PTR;
@ -168,3 +170,120 @@ int last_stage_init(void)
return 0;
}
unsigned int install_e820_map(unsigned int max_entries,
struct e820_entry *entries)
{
struct efi_mem_desc *desc, *end;
struct efi_entry_memmap *map;
int size, ret;
efi_physical_addr_t last_end_addr = 0;
struct e820_entry *last_entry = NULL;
__u32 e820_type;
unsigned int num_entries = 0;
ret = efi_info_get(EFIET_MEMORY_MAP, (void **)&map, &size);
if (ret) {
printf("Cannot find EFI memory map tables, ret=%d\n", ret);
return -ENODEV;
}
end = (struct efi_mem_desc *)((ulong)map + size);
for (desc = map->desc; desc < end;
desc = efi_get_next_mem_desc(map, desc)) {
if (desc->num_pages == 0)
continue;
switch (desc->type) {
case EFI_LOADER_CODE:
case EFI_LOADER_DATA:
case EFI_BOOT_SERVICES_CODE:
case EFI_BOOT_SERVICES_DATA:
case EFI_CONVENTIONAL_MEMORY:
e820_type = E820_RAM;
break;
case EFI_RESERVED_MEMORY_TYPE:
case EFI_RUNTIME_SERVICES_CODE:
case EFI_RUNTIME_SERVICES_DATA:
case EFI_MMAP_IO:
case EFI_MMAP_IO_PORT:
case EFI_PAL_CODE:
e820_type = E820_RESERVED;
break;
case EFI_ACPI_RECLAIM_MEMORY:
e820_type = E820_ACPI;
break;
case EFI_ACPI_MEMORY_NVS:
e820_type = E820_NVS;
break;
case EFI_UNUSABLE_MEMORY:
e820_type = E820_UNUSABLE;
break;
default:
printf("Invalid EFI memory descriptor type (0x%x)!\n",
desc->type);
continue;
}
if (last_entry != NULL && last_entry->type == e820_type &&
desc->physical_start == last_end_addr) {
last_entry->size += (desc->num_pages << EFI_PAGE_SHIFT);
last_end_addr += (desc->num_pages << EFI_PAGE_SHIFT);
} else {
if (num_entries >= E820MAX)
break;
entries[num_entries].addr = desc->physical_start;
entries[num_entries].size = desc->num_pages;
entries[num_entries].size <<= EFI_PAGE_SHIFT;
entries[num_entries].type = e820_type;
last_entry = &entries[num_entries];
last_end_addr = last_entry->addr + last_entry->size;
num_entries++;
}
}
return num_entries;
}
void setup_efi_info(struct efi_info *efi_info)
{
struct efi_entry_systable *table;
struct efi_entry_memmap *map;
char *signature;
int size, ret;
memset(efi_info, 0, sizeof(struct efi_info));
ret = efi_info_get(EFIET_SYS_TABLE, (void **)&table, &size);
if (ret) {
printf("Cannot find EFI system table, ret=%d\n", ret);
return;
}
efi_info->efi_systab = (u32)(table->sys_table);
ret = efi_info_get(EFIET_MEMORY_MAP, (void **)&map, &size);
if (ret) {
printf("Cannot find EFI memory map tables, ret=%d\n", ret);
return;
}
efi_info->efi_memdesc_size = map->desc_size;
efi_info->efi_memdesc_version = map->version;
efi_info->efi_memmap = (u32)(map->desc);
efi_info->efi_memmap_size = size - sizeof(struct efi_entry_memmap);
#ifdef CONFIG_EFI_STUB_64BIT
efi_info->efi_systab_hi = table->sys_table >> 32;
efi_info->efi_memmap_hi = (u64)(u32)(map->desc) >> 32;
signature = EFI64_LOADER_SIGNATURE;
#else
signature = EFI32_LOADER_SIGNATURE;
#endif
memcpy(&efi_info->efi_loader_signature, signature, 4);
}

View File

@ -69,7 +69,6 @@ struct setup_header {
__u64 pref_address;
__u32 init_size;
__u32 handover_offset;
__u64 acpi_rsdp_addr;
} __attribute__((packed));
struct sys_desc_table {

View File

@ -35,5 +35,6 @@ struct boot_params *load_zimage(char *image, unsigned long kernel_size,
int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot,
unsigned long initrd_addr, unsigned long initrd_size);
void setup_video(struct screen_info *screen_info);
void setup_efi_info(struct efi_info *efi_info);
#endif

View File

@ -287,14 +287,13 @@ int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot,
hdr->hardware_subarch = X86_SUBARCH_INTEL_MID;
#endif
#ifdef CONFIG_GENERATE_ACPI_TABLE
if (bootproto >= 0x020e)
hdr->acpi_rsdp_addr = acpi_get_rsdp_addr();
#endif
setup_device_tree(hdr, (const void *)env_get_hex("fdtaddr", 0));
setup_video(&setup_base->screen_info);
#ifdef CONFIG_EFI_STUB
setup_efi_info(&setup_base->efi_info);
#endif
return 0;
}

View File

@ -107,7 +107,7 @@
#define CONFIG_BOOTFILE "bzImage"
#define CONFIG_LOADADDR 0x1000000
#define CONFIG_RAMDISK_ADDR 0x4000000
#ifdef CONFIG_GENERATE_ACPI_TABLE
#if defined(CONFIG_GENERATE_ACPI_TABLE) || defined(CONFIG_EFI_STUB)
#define CONFIG_OTHBOOTARGS "othbootargs=\0"
#else
#define CONFIG_OTHBOOTARGS "othbootargs=acpi=off\0"

View File

@ -41,6 +41,9 @@
#define efi_va_end va_end
#endif /* __x86_64__ */
#define EFI32_LOADER_SIGNATURE "EL32"
#define EFI64_LOADER_SIGNATURE "EL64"
struct efi_device_path;
typedef struct {
@ -248,6 +251,7 @@ enum efi_entry_t {
EFIET_END, /* Signals this is the last (empty) entry */
EFIET_MEMORY_MAP,
EFIET_GOP_MODE,
EFIET_SYS_TABLE,
/* Number of entries */
EFIET_MEMORY_COUNT,
@ -338,6 +342,15 @@ struct efi_entry_gopmode {
} info[];
};
/**
* struct efi_entry_systable - system table passed to U-Boot
*
* @sys_table: EFI system table address
*/
struct efi_entry_systable {
efi_physical_addr_t sys_table;
};
static inline struct efi_mem_desc *efi_get_next_mem_desc(
struct efi_entry_memmap *map, struct efi_mem_desc *desc)
{

View File

@ -277,6 +277,7 @@ efi_status_t EFIAPI efi_main(efi_handle_t image,
struct efi_entry_memmap map;
struct efi_gop *gop;
struct efi_entry_gopmode mode;
struct efi_entry_systable table;
efi_guid_t efi_gop_guid = EFI_GOP_GUID;
efi_uintn_t key, desc_size, size;
efi_status_t ret;
@ -335,6 +336,9 @@ efi_status_t EFIAPI efi_main(efi_handle_t image,
return ret;
}
table.sys_table = (ulong)sys_table;
add_entry_addr(priv, EFIET_SYS_TABLE, &table, sizeof(table), NULL, 0);
ret = boot->exit_boot_services(image, key);
if (ret) {
/*