diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Makefile | 6 | ||||
| -rw-r--r-- | lib/efi_loader/efi_file.c | 4 | ||||
| -rw-r--r-- | lib/fdtdec.c | 10 | ||||
| -rw-r--r-- | lib/lmb.c | 106 | ||||
| -rw-r--r-- | lib/uuid.c | 2 |
5 files changed, 88 insertions, 40 deletions
diff --git a/lib/Makefile b/lib/Makefile index a6dd928a92..61d7ff0678 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -36,12 +36,10 @@ obj-$(CONFIG_GZIP_COMPRESSED) += gzip.o obj-$(CONFIG_GENERATE_SMBIOS_TABLE) += smbios.o obj-$(CONFIG_IMAGE_SPARSE) += image-sparse.o obj-y += initcall.o -obj-$(CONFIG_LMB) += lmb.o obj-y += ldiv.o obj-$(CONFIG_MD5) += md5.o obj-y += net_utils.o obj-$(CONFIG_PHYSMEM) += physmem.o -obj-y += qsort.o obj-y += rc4.o obj-$(CONFIG_SUPPORT_EMMC_RPMB) += sha256.o obj-$(CONFIG_RBTREE) += rbtree.o @@ -67,7 +65,6 @@ obj-$(CONFIG_$(SPL_)LZ4) += lz4_wrapper.o obj-$(CONFIG_LIBAVB) += libavb/ -obj-$(CONFIG_$(SPL_TPL_)SAVEENV) += qsort.o obj-$(CONFIG_$(SPL_TPL_)OF_LIBFDT) += libfdt/ ifneq ($(CONFIG_$(SPL_TPL_)BUILD)$(CONFIG_$(SPL_TPL_)OF_PLATDATA),yy) obj-$(CONFIG_$(SPL_TPL_)OF_CONTROL) += fdtdec_common.o @@ -80,6 +77,7 @@ obj-$(CONFIG_$(SPL_TPL_)HASH_SUPPORT) += crc16.o obj-$(CONFIG_SPL_NET_SUPPORT) += net_utils.o endif obj-$(CONFIG_ADDR_MAP) += addr_map.o +obj-y += qsort.o obj-y += hashtable.o obj-y += errno.o obj-y += display_options.o @@ -89,9 +87,11 @@ obj-y += crc32.o obj-$(CONFIG_CRC32C) += crc32c.o obj-y += ctype.o obj-y += div64.o +obj-$(CONFIG_OF_LIBFDT) += fdtdec.o obj-y += hang.o obj-y += linux_compat.o obj-y += linux_string.o +obj-$(CONFIG_LMB) += lmb.o obj-y += membuff.o obj-$(CONFIG_REGEX) += slre.o obj-y += string.o diff --git a/lib/efi_loader/efi_file.c b/lib/efi_loader/efi_file.c index 128cb0a627..8a4f3a9f40 100644 --- a/lib/efi_loader/efi_file.c +++ b/lib/efi_loader/efi_file.c @@ -221,8 +221,8 @@ static efi_status_t EFIAPI efi_file_open(struct efi_file_handle *file, struct file_handle *fh = to_fh(file); efi_status_t ret; - EFI_ENTRY("%p, %p, \"%ls\", %llx, %llu", file, new_handle, file_name, - open_mode, attributes); + EFI_ENTRY("%p, %p, \"%ls\", %llx, %llu", file, new_handle, + (wchar_t *)file_name, open_mode, attributes); /* Check parameters */ if (!file || !new_handle || !file_name) { diff --git a/lib/fdtdec.c b/lib/fdtdec.c index 6f8ec0dbed..18663ce6bd 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -95,16 +95,6 @@ fdt_addr_t fdtdec_get_addr_size_fixed(const void *blob, int node, debug("%s: %s: ", __func__, prop_name); - if (na > (sizeof(fdt_addr_t) / sizeof(fdt32_t))) { - debug("(na too large for fdt_addr_t type)\n"); - return FDT_ADDR_T_NONE; - } - - if (ns > (sizeof(fdt_size_t) / sizeof(fdt32_t))) { - debug("(ns too large for fdt_size_t type)\n"); - return FDT_ADDR_T_NONE; - } - prop = fdt_getprop(blob, node, prop_name, &len); if (!prop) { debug("(not found)\n"); @@ -43,7 +43,10 @@ void lmb_dump_all(struct lmb *lmb) static long lmb_addrs_overlap(phys_addr_t base1, phys_size_t size1, phys_addr_t base2, phys_size_t size2) { - return ((base1 < (base2+size2)) && (base2 < (base1+size1))); + const phys_addr_t base1_end = base1 + size1 - 1; + const phys_addr_t base2_end = base2 + size2 - 1; + + return ((base1 <= base2_end) && (base2 <= base1_end)); } static long lmb_addrs_adjacent(phys_addr_t base1, phys_size_t size1, @@ -89,30 +92,35 @@ static void lmb_coalesce_regions(struct lmb_region *rgn, void lmb_init(struct lmb *lmb) { - /* Create a dummy zero size LMB which will get coalesced away later. - * This simplifies the lmb_add() code below... - */ - lmb->memory.region[0].base = 0; - lmb->memory.region[0].size = 0; - lmb->memory.cnt = 1; + lmb->memory.cnt = 0; lmb->memory.size = 0; - - /* Ditto. */ - lmb->reserved.region[0].base = 0; - lmb->reserved.region[0].size = 0; - lmb->reserved.cnt = 1; + lmb->reserved.cnt = 0; lmb->reserved.size = 0; } +/* Initialize the struct, add memory and call arch/board reserve functions */ +void lmb_init_and_reserve(struct lmb *lmb, phys_addr_t base, phys_size_t size, + void *fdt_blob) +{ + lmb_init(lmb); + lmb_add(lmb, base, size); + arch_lmb_reserve(lmb); + board_lmb_reserve(lmb); + + if (IMAGE_ENABLE_OF_LIBFDT && fdt_blob) + boot_fdt_add_mem_rsv_regions(lmb, fdt_blob); +} + /* This routine called with relocation disabled. */ static long lmb_add_region(struct lmb_region *rgn, phys_addr_t base, phys_size_t size) { unsigned long coalesced = 0; long adjacent, i; - if ((rgn->cnt == 1) && (rgn->region[0].size == 0)) { + if (rgn->cnt == 0) { rgn->region[0].base = base; rgn->region[0].size = size; + rgn->cnt = 1; return 0; } @@ -136,6 +144,9 @@ static long lmb_add_region(struct lmb_region *rgn, phys_addr_t base, phys_size_t rgn->region[i].size += size; coalesced++; break; + } else if (lmb_addrs_overlap(base, size, rgnbase, rgnsize)) { + /* regions overlap */ + return -1; } } @@ -183,7 +194,7 @@ long lmb_free(struct lmb *lmb, phys_addr_t base, phys_size_t size) { struct lmb_region *rgn = &(lmb->reserved); phys_addr_t rgnbegin, rgnend; - phys_addr_t end = base + size; + phys_addr_t end = base + size - 1; int i; rgnbegin = rgnend = 0; /* supress gcc warnings */ @@ -191,7 +202,7 @@ long lmb_free(struct lmb *lmb, phys_addr_t base, phys_size_t size) /* Find the region where (base, size) belongs to */ for (i=0; i < rgn->cnt; i++) { rgnbegin = rgn->region[i].base; - rgnend = rgnbegin + rgn->region[i].size; + rgnend = rgnbegin + rgn->region[i].size - 1; if ((rgnbegin <= base) && (end <= rgnend)) break; @@ -209,7 +220,7 @@ long lmb_free(struct lmb *lmb, phys_addr_t base, phys_size_t size) /* Check to see if region is matching at the front */ if (rgnbegin == base) { - rgn->region[i].base = end; + rgn->region[i].base = end + 1; rgn->region[i].size -= size; return 0; } @@ -225,7 +236,7 @@ long lmb_free(struct lmb *lmb, phys_addr_t base, phys_size_t size) * beginging of the hole and add the region after hole. */ rgn->region[i].size = base - rgn->region[i].base; - return lmb_add_region(rgn, end, rgnend - end); + return lmb_add_region(rgn, end + 1, rgnend - end); } long lmb_reserve(struct lmb *lmb, phys_addr_t base, phys_size_t size) @@ -274,11 +285,6 @@ static phys_addr_t lmb_align_down(phys_addr_t addr, phys_size_t size) return addr & ~(size - 1); } -static phys_addr_t lmb_align_up(phys_addr_t addr, ulong size) -{ - return (addr + (size - 1)) & ~(size - 1); -} - phys_addr_t __lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align, phys_addr_t max_addr) { long i, j; @@ -307,8 +313,7 @@ phys_addr_t __lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align, phy if (j < 0) { /* This area isn't reserved, take it */ if (lmb_add_region(&lmb->reserved, base, - lmb_align_up(size, - align)) < 0) + size) < 0) return 0; return base; } @@ -321,6 +326,59 @@ phys_addr_t __lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align, phy return 0; } +/* + * Try to allocate a specific address range: must be in defined memory but not + * reserved + */ +phys_addr_t lmb_alloc_addr(struct lmb *lmb, phys_addr_t base, phys_size_t size) +{ + long j; + + /* Check if the requested address is in one of the memory regions */ + j = lmb_overlaps_region(&lmb->memory, base, size); + if (j >= 0) { + /* + * Check if the requested end address is in the same memory + * region we found. + */ + if (lmb_addrs_overlap(lmb->memory.region[j].base, + lmb->memory.region[j].size, base + size - + 1, 1)) { + /* ok, reserve the memory */ + if (lmb_reserve(lmb, base, size) >= 0) + return base; + } + } + return 0; +} + +/* Return number of bytes from a given address that are free */ +phys_size_t lmb_get_unreserved_size(struct lmb *lmb, phys_addr_t addr) +{ + int i; + long j; + + /* check if the requested address is in the memory regions */ + j = lmb_overlaps_region(&lmb->memory, addr, 1); + if (j >= 0) { + for (i = 0; i < lmb->reserved.cnt; i++) { + if (addr < lmb->reserved.region[i].base) { + /* first reserved range > requested address */ + return lmb->reserved.region[i].base - addr; + } + if (lmb->reserved.region[i].base + + lmb->reserved.region[i].size > addr) { + /* requested addr is in this reserved range */ + return 0; + } + } + /* if we come here: no reserved ranges above requested addr */ + return lmb->memory.region[lmb->memory.cnt - 1].base + + lmb->memory.region[lmb->memory.cnt - 1].size - addr; + } + return 0; +} + int lmb_is_reserved(struct lmb *lmb, phys_addr_t addr) { int i; diff --git a/lib/uuid.c b/lib/uuid.c index 5d5adf6b2d..fa20ee39fc 100644 --- a/lib/uuid.c +++ b/lib/uuid.c @@ -271,7 +271,7 @@ void gen_rand_uuid_str(char *uuid_str, int str_format) uuid_bin_to_str(uuid_bin, uuid_str, str_format); } -#ifdef CONFIG_CMD_UUID +#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_CMD_UUID) int do_uuid(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { char uuid[UUID_STR_LEN + 1]; |