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Diffstat (limited to 'lib/chromeos/os_storage.c')
-rw-r--r--lib/chromeos/os_storage.c251
1 files changed, 0 insertions, 251 deletions
diff --git a/lib/chromeos/os_storage.c b/lib/chromeos/os_storage.c
index e02d9106631..c07daf6a6cb 100644
--- a/lib/chromeos/os_storage.c
+++ b/lib/chromeos/os_storage.c
@@ -11,30 +11,14 @@
#include <common.h>
#include <malloc.h>
#include <part.h>
-#include <chromeos/gpio.h>
#include <chromeos/os_storage.h>
-/* TODO For load fmap; remove when not used */
-#include <chromeos/firmware_storage.h>
-
-/* TODO For strcpy; remove when not used */
-#include <linux/string.h>
-
-/* TODO remove when not used */
-extern uint64_t get_nvcxt_lba(void);
-
#include <boot_device.h>
-#include <load_kernel_fw.h>
-#include <vboot_nvstorage.h>
-#include <vboot_struct.h>
#define PREFIX "boot_device: "
#define BACKUP_LBA_OFFSET 0x20
-/* This is used to keep u-boot and kernel in sync */
-#define SHARED_MEM_VERSION 1
-
static struct {
block_dev_desc_t *dev_desc;
ulong offset, limit;
@@ -165,238 +149,3 @@ int BootDeviceWriteLBA(uint64_t lba_start, uint64_t lba_count,
return 0;
}
-
-#undef PREFIX
-#define PREFIX "load_kernel_wrapper: "
-
-int load_kernel_wrapper_core(LoadKernelParams *params,
- void *gbb_data, uint64_t gbb_size,
- uint64_t boot_flags, VbNvContext *nvcxt,
- uint8_t *shared_data_blob,
- int bypass_load_kernel)
-{
- /*
- * TODO(clchiou): Hack for bringing up factory; preserve recovery
- * reason before LoadKernel destroys it. Remove when not needed.
- */
- uint32_t reason = 0;
- VbNvGet(nvcxt, VBNV_RECOVERY_REQUEST, &reason);
-
- int status = LOAD_KERNEL_NOT_FOUND;
- block_dev_desc_t *dev_desc;
-
- memset(params, '\0', sizeof(*params));
-
- if (!bypass_load_kernel) {
- dev_desc = get_bootdev();
- if (!dev_desc) {
- debug(PREFIX "get_bootdev fail\n");
- goto EXIT;
- }
- }
-
- params->gbb_data = gbb_data;
- params->gbb_size = gbb_size;
-
- params->boot_flags = boot_flags;
- params->shared_data_blob = shared_data_blob ? shared_data_blob :
- (uint8_t *) CONFIG_VB_SHARED_DATA_BLOB;
- params->shared_data_size = CONFIG_VB_SHARED_DATA_SIZE;
-
- params->bytes_per_lba = get_bytes_per_lba();
- params->ending_lba = get_ending_lba();
-
- params->kernel_buffer = (uint8_t *) CONFIG_LOADADDR;
- params->kernel_buffer_size = CONFIG_MAX_KERNEL_SIZE;
-
- params->nv_context = nvcxt;
-
- debug(PREFIX "call LoadKernel() with parameters...\n");
- debug(PREFIX "shared_data_blob: 0x%p\n",
- params->shared_data_blob);
- debug(PREFIX "bytes_per_lba: %d\n",
- (int) params->bytes_per_lba);
- debug(PREFIX "ending_lba: 0x%08x\n",
- (int) params->ending_lba);
- debug(PREFIX "kernel_buffer: 0x%p\n",
- params->kernel_buffer);
- debug(PREFIX "kernel_buffer_size: 0x%08x\n",
- (int) params->kernel_buffer_size);
- debug(PREFIX "boot_flags: 0x%08x\n",
- (int) params->boot_flags);
-
- if (!bypass_load_kernel) {
- status = LoadKernel(params);
- } else {
- status = LOAD_KERNEL_SUCCESS;
- params->partition_number = 2;
- }
-
-EXIT:
- debug(PREFIX "LoadKernel status: %d\n", status);
- if (status == LOAD_KERNEL_SUCCESS) {
- debug(PREFIX "partition_number: 0x%08x\n",
- (int) params->partition_number);
- debug(PREFIX "bootloader_address: 0x%08x\n",
- (int) params->bootloader_address);
- debug(PREFIX "bootloader_size: 0x%08x\n",
- (int) params->bootloader_size);
-
- if (params->partition_number == 2) {
- setenv("kernelpart", "2");
- setenv("rootpart", "3");
- } else if (params->partition_number == 4) {
- setenv("kernelpart", "4");
- setenv("rootpart", "5");
- } else {
- debug(PREFIX "unknown kernel partition: %d\n",
- (int) params->partition_number);
- status = LOAD_KERNEL_NOT_FOUND;
- }
- }
-
- /*
- * TODO(clchiou): This is an urgent hack for bringing up factory. We
- * fill in data that will be used by kernel at last 1MB space.
- *
- * Rewrite this part after the protocol specification between
- * Chrome OS firmware and kernel is finalized.
- */
- if (status == LOAD_KERNEL_SUCCESS) {
- DECLARE_GLOBAL_DATA_PTR;
-
- void *kernel_shared_data = (void*)
- gd->bd->bi_dram[CONFIG_NR_DRAM_BANKS-1].start +
- gd->bd->bi_dram[CONFIG_NR_DRAM_BANKS-1].size - SZ_1M;
-
- struct {
- uint32_t total_size;
- uint8_t signature[10];
- uint16_t version;
- uint64_t nvcxt_lba;
- uint16_t vbnv[2];
- uint8_t nvcxt_cache[VBNV_BLOCK_SIZE];
- uint8_t write_protect_sw;
- uint8_t recovery_sw;
- uint8_t developer_sw;
- uint8_t binf[5];
- uint32_t chsw;
- uint8_t hwid[256];
- uint8_t fwid[256];
- uint8_t frid[256];
- uint32_t fmap_base;
- uint8_t shared_data_body[CONFIG_LENGTH_FMAP];
- } __attribute__((packed)) *sd = kernel_shared_data;
-
- int i;
-
- debug(PREFIX "kernel shared data at %p\n", kernel_shared_data);
-
- memset(sd, '\0', sizeof(*sd));
-
- strcpy((char*) sd->signature, "CHROMEOS");
- sd->version = SHARED_MEM_VERSION;
-
- /*
- * chsw bit value
- * bit 0x00000002 : recovery button pressed
- * bit 0x00000020 : developer mode enabled
- * bit 0x00000200 : firmware write protect disabled
- */
- if (params->boot_flags & BOOT_FLAG_RECOVERY)
- sd->chsw |= 0x002;
- if (params->boot_flags & BOOT_FLAG_DEVELOPER)
- sd->chsw |= 0x020;
- sd->chsw |= 0x200; /* so far write protect is disabled */
-
- strcpy((char*) sd->hwid, CONFIG_CHROMEOS_HWID);
- strcpy((char*) sd->fwid, "ARM Firmware ID");
- strcpy((char*) sd->frid, "ARM Read-Only Firmware ID");
-
- sd->binf[0] = 0; /* boot reason; always 0 */
- if (params->boot_flags & BOOT_FLAG_RECOVERY) {
- sd->binf[1] = 0; /* active main firmware */
- sd->binf[3] = 0; /* active firmware type */
- } else {
- sd->binf[1] = 1; /* active main firmware */
- sd->binf[3] = 1; /* active firmware type */
- }
- sd->binf[2] = 0; /* active EC firmware */
- sd->binf[4] = reason;
-
- sd->write_protect_sw =
- is_firmware_write_protect_gpio_asserted();
- sd->recovery_sw = is_recovery_mode_gpio_asserted();
- sd->developer_sw = is_developer_mode_gpio_asserted();
-
- sd->vbnv[0] = 0;
- sd->vbnv[1] = VBNV_BLOCK_SIZE;
-
- firmware_storage_t file;
- firmware_storage_init(&file);
- firmware_storage_read(&file,
- CONFIG_OFFSET_FMAP, CONFIG_LENGTH_FMAP,
- sd->shared_data_body);
- file.close(file.context);
- sd->fmap_base = (uint32_t)sd->shared_data_body;
-
- sd->total_size = sizeof(*sd);
-
- sd->nvcxt_lba = get_nvcxt_lba();
-
- memcpy(sd->nvcxt_cache,
- params->nv_context->raw, VBNV_BLOCK_SIZE);
-
- debug(PREFIX "chsw %08x\n", sd->chsw);
- for (i = 0; i < 5; i++)
- debug(PREFIX "binf[%2d] %08x\n", i, sd->binf[i]);
- debug(PREFIX "vbnv[ 0] %08x\n", sd->vbnv[0]);
- debug(PREFIX "vbnv[ 1] %08x\n", sd->vbnv[1]);
- debug(PREFIX "fmap %08llx\n", sd->fmap_start_address);
- debug(PREFIX "nvcxt %08llx\n", sd->nvcxt_lba);
- debug(PREFIX "nvcxt_c ");
- for (i = 0; i < VBNV_BLOCK_SIZE; i++)
- debug("%02x", sd->nvcxt_cache[i]);
- putc('\n');
- }
-
- return status;
-}
-
-/* Maximum kernel command-line size */
-#define CROS_CONFIG_SIZE 4096
-
-/* Size of the x86 zeropage table */
-#define CROS_PARAMS_SIZE 4096
-
-int load_kernel_config(uint64_t bootloader_address)
-{
- char buf[80 + CROS_CONFIG_SIZE];
-
- strcpy(buf, "setenv bootargs ${bootargs} ");
-
- /* Use the bootloader address to find the kernel config location. */
- strcat(buf, (char *)(bootloader_address - CROS_PARAMS_SIZE -
- CROS_CONFIG_SIZE));
-
- /*
- * Use run_command instead of setenv because we need variable
- * substitutions.
- * TODO: Do more variable substitutions for the bug:
- * http://crosbug.com/14022
- */
- if (run_command(buf, 0)) {
- debug(PREFIX "run_command(%s) fail\n", buf);
- return 1;
- }
- return 0;
-}
-
-int load_kernel_wrapper(LoadKernelParams *params,
- void *gbb_data, uint64_t gbb_size,
- uint64_t boot_flags, VbNvContext *nvcxt,
- uint8_t *shared_data_blob)
-{
- return load_kernel_wrapper_core(params, gbb_data, gbb_size, boot_flags,
- nvcxt, shared_data_blob, 0);
-}
generated by cgit v1.2.3 (git 2.0.4) at 2024-08-28 11:41:41 +0000