diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/Makefile.inc | 5 | ||||
| -rw-r--r-- | src/lib/cbfs_spi.c | 80 |
2 files changed, 0 insertions, 85 deletions
diff --git a/src/lib/Makefile.inc b/src/lib/Makefile.inc index 5f708a6d3c..e2cf9eff67 100644 --- a/src/lib/Makefile.inc +++ b/src/lib/Makefile.inc @@ -22,7 +22,6 @@ endif bootblock-y += prog_loaders.c bootblock-y += prog_ops.c bootblock-y += cbfs.c -bootblock-$(CONFIG_COMMON_CBFS_SPI_WRAPPER) += cbfs_spi.c bootblock-$(CONFIG_GENERIC_GPIO_LIB) += gpio.c bootblock-y += libgcc.c bootblock-$(CONFIG_GENERIC_UDELAY) += timer.c @@ -49,7 +48,6 @@ verstage-y += memcmp.c verstage-$(CONFIG_COLLECT_TIMESTAMPS) += timestamp.c verstage-y += boot_device.c verstage-$(CONFIG_CONSOLE_CBMEM) += cbmem_console.c -verstage-$(CONFIG_COMMON_CBFS_SPI_WRAPPER) += cbfs_spi.c ifeq ($(MOCK_TPM),1) libverstage-y += mocked_tlcl.c @@ -73,7 +71,6 @@ $(foreach arch,$(ARCH_SUPPORTED),\ romstage-y += fmap.c romstage-y += delay.c romstage-y += cbfs.c -romstage-$(CONFIG_COMMON_CBFS_SPI_WRAPPER) += cbfs_spi.c romstage-$(CONFIG_COMPRESS_RAMSTAGE) += lzma.c lzmadecode.c romstage-y += libgcc.c romstage-y += memrange.c @@ -117,7 +114,6 @@ ramstage-y += delay.c ramstage-y += fallback_boot.c ramstage-y += compute_ip_checksum.c ramstage-y += cbfs.c -ramstage-$(CONFIG_COMMON_CBFS_SPI_WRAPPER) += cbfs_spi.c ramstage-y += lzma.c lzmadecode.c ramstage-y += stack.c ramstage-y += hexstrtobin.c @@ -214,7 +210,6 @@ smm-y += halt.c postcar-y += bootmode.c postcar-y += boot_device.c postcar-y += cbfs.c -postcar-$(CONFIG_COMMON_CBFS_SPI_WRAPPER) += cbfs_spi.c postcar-y += delay.c postcar-y += fmap.c postcar-y += gcc.c diff --git a/src/lib/cbfs_spi.c b/src/lib/cbfs_spi.c deleted file mode 100644 index bbe9125dd5..0000000000 --- a/src/lib/cbfs_spi.c +++ /dev/null @@ -1,80 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2014 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -/* - * This file provides a common CBFS wrapper for SPI storage. SPI driver - * context is expanded with the buffer descriptor used to store data read from - * SPI. - */ - -#include <boot_device.h> -#include <spi_flash.h> -#include <symbols.h> -#include <cbmem.h> - -static struct spi_flash *spi_flash_info; - -static ssize_t spi_readat(const struct region_device *rd, void *b, - size_t offset, size_t size) -{ - if (spi_flash_info->read(spi_flash_info, offset, size, b)) - return -1; - return size; -} - -static const struct region_device_ops spi_ops = { - .mmap = mmap_helper_rdev_mmap, - .munmap = mmap_helper_rdev_munmap, - .readat = spi_readat, -}; - -static struct mmap_helper_region_device mdev = - MMAP_HELPER_REGION_INIT(&spi_ops, 0, CONFIG_ROM_SIZE); - -static void switch_to_postram_cache(int unused) -{ - /* - * Call boot_device_init() to ensure spi_flash is initialized before - * backing mdev with postram cache. This prevents the mdev backing from - * being overwritten if spi_flash was not accessed before dram was up. - */ - boot_device_init(); - if (_preram_cbfs_cache != _postram_cbfs_cache) - mmap_helper_device_init(&mdev, _postram_cbfs_cache, - _postram_cbfs_cache_size); -} -ROMSTAGE_CBMEM_INIT_HOOK(switch_to_postram_cache); - -void boot_device_init(void) -{ - int bus = CONFIG_BOOT_DEVICE_SPI_FLASH_BUS; - int cs = 0; - - if (spi_flash_info != NULL) - return; - - spi_flash_info = spi_flash_probe(bus, cs); - - mmap_helper_device_init(&mdev, _cbfs_cache, _cbfs_cache_size); -} - -/* Return the CBFS boot device. */ -const struct region_device *boot_device_ro(void) -{ - if (spi_flash_info == NULL) - return NULL; - - return &mdev.rdev; -} |